CN114374073A - A Ka-band Phased Array Array Antenna and Terminal - Google Patents
A Ka-band Phased Array Array Antenna and TerminalDownload PDFInfo
- Publication number
- CN114374073A CN114374073ACN202111275949.9ACN202111275949ACN114374073ACN 114374073 ACN114374073 ACN 114374073ACN 202111275949 ACN202111275949 ACN 202111275949ACN 114374073 ACN114374073 ACN 114374073A
- Authority
- CN
- China
- Prior art keywords
- antenna
- array
- transmitting
- microprocessor
- receiving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/02—Arrangements for de-icing; Arrangements for drying-out ; Arrangements for cooling; Arrangements for preventing corrosion
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/08—Radiating ends of two-conductor microwave transmission lines, e.g. of coaxial lines, of microstrip lines
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Translated fromChinese
Description
Translated fromChinese技术领域technical field
本发明涉及卫星导航技术领域，尤其是涉及一种Ka频段相控阵阵列天线和终端。The invention relates to the technical field of satellite navigation, in particular to a Ka-band phased array array antenna and a terminal.
背景技术Background technique
现有技术中，在发生灾害的情况下，通信车辆无法直接到达现场，救援人员不仅需要携带救援物资以及医疗设备，还需要携带车载通信终端以及便携式通信终端。但是，现有的车载通信终端多采用天线的机械转动来实现对一定空域的扫描，一般机械扫描天线由两轴或三轴转动来实现，占用体积大。同时，由于车载通信终端和便携式通信终端无法转换使用，导致救援人员还需要携带便携式通信终端，亟须一种可以多场景使用且轻便小巧的卫星天线和卫星通信终端。In the prior art, in the event of a disaster, communication vehicles cannot directly reach the scene, and rescuers need to carry not only rescue materials and medical equipment, but also vehicle-mounted communication terminals and portable communication terminals. However, the existing vehicle communication terminals mostly use the mechanical rotation of the antenna to scan a certain airspace. Generally, the mechanical scanning antenna is implemented by two-axis or three-axis rotation, which occupies a large volume. At the same time, since the in-vehicle communication terminal and the portable communication terminal cannot be used interchangeably, rescuers still need to carry the portable communication terminal, and there is an urgent need for a light and compact satellite antenna and satellite communication terminal that can be used in multiple scenarios.
发明内容SUMMARY OF THE INVENTION
本发明的目的在于提供一种Ka频段相控阵阵列天线和终端，以能够实现多场景使用且轻便小巧的卫星天线和卫星通信终端。The purpose of the present invention is to provide a Ka-band phased array array antenna and terminal, so as to realize a light and compact satellite antenna and satellite communication terminal which can be used in multiple scenarios.
第一方面，实施例提供一种Ka频段相控阵阵列天线，包括：相互电连接且能够折叠或展开的天线阵面层，Ka频段相控阵天线波控系统层，散热系统层和电源层；天线阵面层，包括Ka天线发射阵面以及与Ka天线发射阵面间隔预设距离的Ka天线接收阵面，间隔距离能够使得所述天线阵面层折叠或展开；Ka频段相控阵天线波控系统层，包括相互电连接的波控主板、发射阵面控制板、接收阵面控制板以及卫星信息采集模块，其中，发射阵面控制板和接收阵面控制板分别与Ka天线发射阵面和Ka天线接收阵面藕接，卫星信息采集模块用于采集位置信息、姿态信息、信标信息以及星历信息，波控主板用于对位置信息、姿态信息、信标信息以及星历信息进行处理以实现波束指向角的解算，生成波束的控制指令，分别发送给发射阵面控制板和接收阵面控制板，以使发射阵面控制板用于根据控制指令调整 Ka天线发射阵面的幅度和相位，以及接收阵面控制板用于根据控制指令调整Ka天线接收阵面的幅度和相位；散热系统层，包括可分别容置天线阵面层以及Ka频段相控阵天线波控系统层的两个散热腔体以及散热组件；电源层，包括多个电源子电路，用于分别给天线阵面层、Ka频段相控阵天线波控系统层以及散热系统层提供电源。In a first aspect, the embodiments provide a Ka-band phased array array antenna, including: an antenna front layer that is electrically connected to each other and can be folded or unfolded, a Ka-band phased array antenna wave control system layer, a heat dissipation system layer, and a power supply layer ; Antenna front layer, including Ka antenna transmitting front and Ka antenna receiving front spaced a preset distance from the Ka antenna transmitting front, the spacing distance can make the antenna front layer folded or unfolded; Ka-band phased array antenna The wave control system layer includes the wave control main board, the transmitting front control board, the receiving front control board and the satellite information acquisition module that are electrically connected to each other, wherein the transmitting front control board and the receiving front control board are respectively connected with the Ka antenna transmitting array. The surface is coupled to the Ka antenna receiving front. The satellite information acquisition module is used to collect position information, attitude information, beacon information and ephemeris information. The wave control main board is used to collect position information, attitude information, beacon information and ephemeris information. Perform processing to realize the calculation of the beam pointing angle, generate beam control instructions, and send them to the transmitting front control board and the receiving front control board respectively, so that the transmitting front control board is used to adjust the Ka antenna transmission front according to the control instructions. The amplitude and phase of the antenna, and the receiving front control board are used to adjust the amplitude and phase of the Ka antenna receiving front according to the control instructions; The two heat dissipation cavities and heat dissipation components of the layer; the power layer, including a plurality of power supply sub-circuits, used to respectively provide power to the antenna front layer, the Ka-band phased array antenna wave control system layer and the heat dissipation system layer.
进一步地，卫星信息采集模块包括导航系统定位模块、惯性导航模块以及信标接收机模块，其中，导航系统定位模块用于采集位置信息，惯性导航模块用于采集姿态信息，信标接收机模块用于采集信标信息以及包含卫星轨道的星历信息。Further, the satellite information acquisition module includes a navigation system positioning module, an inertial navigation module and a beacon receiver module, wherein the navigation system positioning module is used for collecting position information, the inertial navigation module is used for collecting attitude information, and the beacon receiver module is used for collecting position information. It is used to collect beacon information and ephemeris information including satellite orbits.
进一步地，波控主板包括相互电连接的第一微处理器和第二微处理器，第一微处理器分别与导航系统定位模块、惯性导航模块以及信标接收机模块电连接，用于接收基带处理机指令，以及根据位置信息、姿态信息、信标信息以及星历信息，得到发射天线阵面或接收天线阵面的波束指向角和修正值指令发送给所述第二微处理器；第二微处理器分别与发射阵面控制板，以及接收阵面控制板电连接，用于根据波束指向角和修正值指令结算出波束指向角对应发射天线阵面或接收天线阵面对应各子阵列单元的幅度和相位值，并转换成相应的控制指令分发给发射阵面控制板或者接收阵面控制板。Further, the wave control mainboard includes a first microprocessor and a second microprocessor that are electrically connected to each other, and the first microprocessor is respectively electrically connected to the navigation system positioning module, the inertial navigation module and the beacon receiver module for receiving. The instructions of the baseband processor, and according to the position information, attitude information, beacon information and ephemeris information, the instructions to obtain the beam pointing angle and correction value of the transmitting antenna front or the receiving antenna front are sent to the second microprocessor; The two microprocessors are respectively electrically connected to the control board of the transmitting front and the control board of the receiving front, and are used to calculate the beam pointing angle corresponding to the transmitting antenna front or the receiving antenna front corresponding to each sub-section according to the beam pointing angle and the correction value command. The amplitude and phase values of the array units are converted into corresponding control commands and distributed to the transmitting front control panel or the receiving front control panel.
进一步地，发射阵面控制板包括相互电连接的第三微处理器、第一变频模块、功率分配模块以及多通道发射微处理器；第三微处理器与第二微处理器电连接，用于接收波束指向角和修正值指令，发送波束指向角和修正值指令对应的第一射频信号给第一变频模块；第一变频模块，用于将第一射频信号进行频率转换得到第二射频信号，将第二射频信号发送给所述功率分配模块；功率分配模块，用于将第二射频信号等功率分配给多通道发射微处理器；多通道发射微处理器与发射天线阵面电连接，用于将等功率分配的第二射频信号经过信号处理后，发送给发射天线阵面辐射到空间中。Further, the launch front control board includes a third microprocessor, a first frequency conversion module, a power distribution module and a multi-channel launch microprocessor that are electrically connected to each other; the third microprocessor is electrically connected to the second microprocessor, using for receiving the beam pointing angle and the correction value command, and sending the first radio frequency signal corresponding to the beam pointing angle and the correction value command to the first frequency conversion module; the first frequency conversion module is used for frequency conversion of the first radio frequency signal to obtain a second radio frequency signal , send the second radio frequency signal to the power distribution module; the power distribution module is used to distribute the power such as the second radio frequency signal to the multi-channel transmitting microprocessor; the multi-channel transmitting microprocessor is electrically connected to the transmitting antenna front, After signal processing, the second radio frequency signal used for equal power distribution is sent to the transmitting antenna front to be radiated into space.
进一步地，接收阵面控制板包括相互电连接的第四微处理器、第二变频模块、功率合成模块以及多通道接收微处理器；多通道接收微处理器与所述接收天线阵面电连接，用于接收所述接收天线阵面接收到的第二射频信号，对第二射频信号经过信号处理后，发送给功率合成模块；功率合成模块，用于将接收到第二射频信号进行功率合成，并转换成波束对应的射频信号；第二变频模块，用于将波束对应的射频信号进行频率转换，得到第四射频信号，将第四射频信号发送给第四微处理器；第四微处理器与第二微处理器电连接，用于将第四射频信号发送给第二微处理器。Further, the receiving front control board includes a fourth microprocessor, a second frequency conversion module, a power synthesis module and a multi-channel receiving microprocessor that are electrically connected to each other; the multi-channel receiving microprocessor is electrically connected to the receiving antenna front is used to receive the second radio frequency signal received by the receiving antenna front, and after signal processing the second radio frequency signal is sent to the power synthesis module; the power synthesis module is used for power synthesis of the received second radio frequency signal , and convert it into a radio frequency signal corresponding to the beam; the second frequency conversion module is used to perform frequency conversion on the radio frequency signal corresponding to the beam to obtain a fourth radio frequency signal, and send the fourth radio frequency signal to the fourth microprocessor; the fourth microprocessor The device is electrically connected to the second microprocessor for sending the fourth radio frequency signal to the second microprocessor.
进一步地，Ka天线发射阵面包括多个产生旋圆极化辐射的Ka发射阵列单元，每个Ka发射阵列单元为双馈微带天线。Further, the Ka antenna emitting front includes a plurality of Ka emitting array units that generate circularly polarized radiation, and each Ka emitting array unit is a double-fed microstrip antenna.
进一步地，Ka天线接收阵面包括多个产生圆极化辐射的Ka接收阵列单元，每个Ka接收阵列单元为双馈微带天线，且包括一个90度的电桥作为馈网。Further, the Ka antenna receiving front includes a plurality of Ka receiving array units that generate circularly polarized radiation, each Ka receiving array unit is a double-fed microstrip antenna, and includes a 90-degree electric bridge as a feeder.
进一步地，天线阵面层、Ka频段相控阵天线波控系统层以及电源层之间设置有多个低频排针连接器，低频排针连接器用于传输电源信号和控制信号；其中，天线阵面层和所述Ka频段相控阵天线波控系统层之间还设置多个射频连接器，射频连接器用于传输射频信号。Further, a plurality of low-frequency pin header connectors are arranged between the antenna front surface layer, the Ka-band phased array antenna wave control system layer and the power supply layer, and the low-frequency pin header connectors are used to transmit power signals and control signals; wherein, the antenna array A plurality of radio frequency connectors are also arranged between the surface layer and the wave control system layer of the Ka-band phased array antenna, and the radio frequency connectors are used for transmitting radio frequency signals.
进一步地，Ka频段相控阵天线波控系统层还包括与波控主板电连接的多模调制解调器模块，多模调制解调器模块用于适配选择不同的高低轨星座进行通信。Further, the wave control system layer of the Ka-band phased array antenna also includes a multi-mode modem module electrically connected to the wave control main board, and the multi-mode modem module is used to adapt and select different high and low orbit constellations for communication.
第二方面，实施例提供一种Ka频段相控阵阵列天线终端，包括前述实施方式中任一项所述的Ka频段相控阵阵列天线，还包括：卫星通信终端放置箱，便携式电源和吸盘。In a second aspect, the embodiment provides a Ka-band phased array antenna terminal, including the Ka-band phased array antenna according to any one of the preceding embodiments, and further comprising: a satellite communication terminal placement box, a portable power supply, and a suction cup .
根据本发明提供的具体实施例，本发明具有以下技术效果：According to the specific embodiments provided by the present invention, the present invention has the following technical effects:
1)本发明第一方面提供一种Ka频段相控阵阵列天线，通过天线阵面层包括Ka天线发射阵面以及与Ka天线发射阵面间隔预设距离的Ka天线接收阵面，该间隔距离能够使得天线阵面层折叠或展开，可以使得天线阵面层的尺寸降低一半，提高了用户的使用空间，也更便于携带。1) A first aspect of the present invention provides a Ka-band phased array array antenna, which comprises a Ka antenna transmitting front and a Ka antenna receiving front separated from the Ka antenna transmitting front by a preset distance through the antenna front layer. The antenna front layer can be folded or unfolded, the size of the antenna front layer can be reduced by half, the use space of the user is improved, and it is more convenient to carry.
2)通过在Ka频段相控阵天线波控系统层集成卫星信息采集模块、波控主板、发射阵面控制板以及接收阵面控制板，可以实时解算位置信息、姿态信息、惯性导航信息以及星历信息得到波束指向角，并下发波束指令到发射阵控制板和接收阵控制板，回读和校验控制板回传信息，即采用相阵控电扫描技术可以实现快速搜星，实时获取卫星信息，进行卫星通信，提高通信效率，而且还可以替换传统的功率放大器BUC、低噪放大器LNB、下变频放大器BDC以及抛物面或喇叭平面天线，进而可以减小天线的尺寸和重量，提高了用户的使用效率，也更便于携带。2) By integrating the satellite information acquisition module, the wave control main board, the transmitting front control board and the receiving front control board at the Ka-band phased array antenna wave control system layer, the position information, attitude information, inertial navigation information and The ephemeris information obtains the beam pointing angle, and sends the beam command to the transmitting array control board and the receiving array control board, and reads back and verifies the returned information of the control board, that is, the use of phased array electronic scanning technology can realize fast satellite search, real-time satellite search Obtain satellite information, carry out satellite communication, improve communication efficiency, and can also replace traditional power amplifier BUC, low-noise amplifier LNB, down-conversion amplifier BDC and parabolic or horn plane antenna, thereby reducing the size and weight of the antenna, improving the The user's use efficiency is also more convenient to carry.
3)为实现宽角度扫描特性，寄生贴片倒置在第一介质层的下表面，第一介质层在扫描时产生的电抗变化和地板所产生的电抗变化状态相反，因此可以抵消扫描导致的电抗变化，减小阻抗失配程度，使阵列能够扫描到相对较大的角度，同时在组阵时针对单元采用折衷优化的设计方法，进一步减小了互耦对阵列扫描能力的影响；3) In order to achieve wide-angle scanning characteristics, the parasitic patch is inverted on the lower surface of the first dielectric layer. The reactance change generated by the first dielectric layer during scanning is opposite to the reactance change generated by the floor, so the reactance caused by scanning can be offset. change, reduce the degree of impedance mismatch, so that the array can scan to a relatively large angle, and at the same time adopt a design method of compromise optimization for the unit when forming the array, further reducing the influence of mutual coupling on the scanning ability of the array;
4)通过天线阵面层、Ka频段相控阵天线波控系统层以及电源层之间设置有多个低频排针连接器，该低频排针连接器用于传输电源信号和控制信号；其中，该天线阵面层和Ka频段相控阵天线波控系统层之间设置多个射频连接器，该射频连接器用于传输射频信号，从而实现垂直互联，替代了传统天线中占用较大空间和重量的线缆、连接器、螺钉、结构件等，减小了产品尺寸及重量。4) A plurality of low-frequency pin header connectors are arranged between the antenna front surface layer, the Ka-band phased array antenna wave control system layer and the power supply layer, and the low-frequency pin header connectors are used to transmit power signals and control signals; wherein, the Multiple RF connectors are arranged between the antenna front layer and the Ka-band phased array antenna wave control system layer. The RF connectors are used to transmit RF signals to achieve vertical interconnection, replacing the traditional antenna that takes up a lot of space and weight. Cables, connectors, screws, structural parts, etc., reduce product size and weight.
5)Ka频段相控阵天线波控系统层括多模调制解调器模块，该多模调制解调器模块25用于适配选择不同的高低轨星座进行通信。5) The Ka-band phased array antenna wave control system layer includes a multi-mode modem module, and the multi-mode modem module 25 is used to adapt and select different high and low orbit constellations for communication.
6)本发明第二方面提供一种提供的Ka频段相控阵阵列天线终端包括包括前述实施方式中任一项所述的Ka频段相控阵阵列天线，还包括：卫星通信终端放置箱，便携式电源和吸盘。不仅可以实现单兵携带便利，作为独立的卫星通信终端，实现静中通通信互联，还可以通过吸盘吸附在车辆上，实现车载动中通通信互联，使得可以多场景使用且轻便小巧的卫星通信终端。6) The second aspect of the present invention provides a Ka-band phased array antenna terminal that includes the Ka-band phased array antenna described in any one of the preceding embodiments, and also includes: a satellite communication terminal placement box, a portable Power supply and suction cups. Not only can it be easily carried by a soldier, it can also be used as an independent satellite communication terminal to realize the communication interconnection of static communication, and it can also be adsorbed on the vehicle through the suction cup to realize the communication interconnection of the vehicle in motion, making it possible to use in multiple scenarios and light and compact satellite communication. terminal.
附图说明Description of drawings
为了更清楚地说明本发明具体实施方式或现有技术中的技术方案，下面将对具体实施方式或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图是本发明的一些实施方式，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to illustrate the specific embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the accompanying drawings in the following description The drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.
图1提供了一种Ka频段相控阵阵列天线的结构示意图一；FIG. 1 provides a schematic structural diagram 1 of a Ka-band phased array array antenna;
图2提供了一种Ka频段相控阵阵列天线的结构示意图二；FIG. 2 provides a second structural schematic diagram of a Ka-band phased array array antenna;
图3提供了一种Ka频段相控阵阵列天线的结构示意图三；FIG. 3 provides a schematic diagram three of the structure of a Ka-band phased array array antenna;
图4提供了一种Ka频段相控阵阵列天线的结构示意图四；FIG. 4 provides a schematic diagram four of the structure of a Ka-band phased array array antenna;
图5提供了一种Ka频段相控阵阵列天线的结构示意图五；FIG. 5 provides a schematic structural diagram 5 of a Ka-band phased array array antenna;
图6提供了一种Ka频段相控阵阵列天线的结构示意图六；FIG. 6 provides a schematic diagram six of the structure of a Ka-band phased array array antenna;
图7提供了一种Ka频段相控阵阵列天线的结构示意图七；FIG. 7 provides a schematic diagram 7 of the structure of a Ka-band phased array array antenna;
图8提供了一种Ka频段相控阵阵列天线的结构示意图八；FIG. 8 provides a schematic structural diagram 8 of a Ka-band phased array array antenna;
图9提供了一种Ka频段相控阵阵列天线的结构示意图九；FIG. 9 provides a schematic diagram 9 of the structure of a Ka-band phased array array antenna;
图10提供了一种Ka频段相控阵阵列天线的结构示意图十。FIG. 10 provides a schematic structural diagram ten of a Ka-band phased array array antenna.
具体实施方式Detailed ways
为使本发明实施例的目的、技术方案和优点更加清楚，下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例是本发明一部分实施例，而不是全部的实施例。通常在此处附图中描述和示出的本发明实施例的组件可以以各种不同的配置来布置和设计。In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the drawings herein may be arranged and designed in a variety of different configurations.
因此，以下对在附图中提供的本发明的实施例的详细描述并非旨在限制要求保护的本发明的范围，而是仅仅表示本发明的选定实施例。基于本发明中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。Thus, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
下面结合附图，对本发明的一些实施方式作详细说明。在不冲突的情况下，下述的实施例及实施例中的特征可以相互组合。Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and features in the embodiments may be combined with each other without conflict.
名词解释Glossary
Ka波段是电磁频谱的微波波段的一部分，Ka波段的频率范围为 26.5-40GHz。Ka代表着K的正上方(K-above)，换句话说，该波段直接高于 K波段。Ka波段也被称作30/20GHz波段，通常用于卫星通信。The Ka-band is part of the microwave band of the electromagnetic spectrum, and the Ka-band has a frequency range of 26.5-40 GHz. Ka stands for K-above, in other words, the band is directly above the K-band. The Ka-band is also known as the 30/20GHz band and is commonly used for satellite communications.
相控阵天线：通过控制阵列天线中辐射单元的馈电相位来改变方向图形状的天线。控制相位可以改变天线方向图最大值的指向，以达到波束扫描的目的。Phased array antenna: An antenna that changes the shape of the pattern by controlling the feed phase of the radiating elements in the array antenna. Controlling the phase can change the direction of the maximum value of the antenna pattern for beam scanning purposes.
现有技术中，中国山区面积占全国总面积的69.1％，很多地方车辆都无法到达，特别是发生地质灾害时，道路受损，通信车辆无法直接到达现场，需要人员携带通信设备步行前往救援。目前车载通信终端和便携式通信终端为两套设备，成本高，占用空间大，且两者无法互相转换使用。In the prior art, China's mountainous area accounts for 69.1% of the country's total area, and many places cannot be reached by vehicles, especially when geological disasters occur, roads are damaged, communication vehicles cannot directly reach the scene, and personnel need to carry communication equipment to walk to rescue. At present, the vehicle-mounted communication terminal and the portable communication terminal are two sets of equipment, which are costly and occupy a large space, and the two cannot be used interchangeably.
尤其在医疗方向，在通信设备较差的地方进行医疗救援时，当地的地面通信中断或者信号较差。在遇见车辆无法到达的地方，需要携带便携终端进行定位、通信。但医疗小分队每个成员都需要携带大量医疗设备，但是，现有的车载通信终端多采用天线的机械转动来实现对一定空域的扫描，一般机械扫描天线由两轴或三轴转动来实现，占用体积大。同时，由于车载通信终端和便携式通信终端无法转换使用，导致医疗小分队成员步行至灾区的时候，需要携带的车载通信设备和便携式通信终端，占用空间大，使用不便。Especially in the medical direction, when medical rescue is carried out in a place with poor communication equipment, the local ground communication is interrupted or the signal is poor. When encountering places that cannot be reached by vehicles, it is necessary to carry a portable terminal for positioning and communication. However, each member of the medical team needs to carry a large amount of medical equipment. However, the existing vehicle communication terminals mostly use the mechanical rotation of the antenna to scan a certain airspace. Generally, the mechanical scanning antenna is realized by two-axis or three-axis rotation. Occupy a large volume. At the same time, since the vehicle-mounted communication terminal and the portable communication terminal cannot be used interchangeably, when the medical team members walk to the disaster area, the vehicle-mounted communication equipment and the portable communication terminal that they need to carry take up a lot of space and are inconvenient to use.
为了解决上述问题，本申请提供一种Ka频段相控阵阵列天线，通过在 Ka天线发射阵面和Ka天线接收阵面之间间隔预设距离，该间隔距离能够使得天线阵面层折叠或展开，并通过Ka频段相控阵天线波控系统层集成波控主板、发射阵面控制板、接收阵面控制板以及卫星信息采集模块，可以可以实时解算位置信息、姿态信息、惯性导航信息以及星历信息得到波束指向角，生成波束的控制指令，进行发射阵面控制板和接收阵面控制板的控制，从而实现快速搜星，实时获取卫星信息，进行卫星通信，提高通信效率，进而可以减小天线的尺寸和重量，提高了用户的使用效率，也更便于携带。In order to solve the above problems, the present application provides a Ka-band phased array antenna. By spacing a preset distance between the Ka antenna transmitting front and the Ka antenna receiving front, the spacing distance can make the antenna front layer folded or unfolded , and through the Ka-band phased array antenna wave control system layer to integrate the wave control main board, the transmitting front control board, the receiving front control board and the satellite information acquisition module, the position information, attitude information, inertial navigation information and The ephemeris information obtains the beam pointing angle, generates beam control instructions, and controls the transmitting front control panel and the receiving front control panel, so as to achieve rapid satellite search, real-time acquisition of satellite information, satellite communication, and improved communication efficiency. The size and weight of the antenna are reduced, the use efficiency of the user is improved, and it is more convenient to carry.
实施例一Example 1
图1提供了一种Ka频段相控阵阵列天线的结构示意图一，该Ka频段相控阵阵列天线100包括：相互电连接且能够折叠或展开的天线阵面层10， Ka频段相控阵天线波控系统层20，散热系统层30和电源层40。FIG. 1 provides a first structural schematic diagram of a Ka-band phased array array antenna. The Ka-band phased array antenna 100 includes: an
天线阵面层10，包括Ka天线发射阵面11以及与Ka天线发射阵面11 间隔预设距离的Ka天线接收阵面12，该间隔距离能够使得天线阵面层10 实现折叠或展开。The
具体的，该Ka天线发射阵面11和Ka天线接收阵面12之间间隔预设距离，该预设距离最小80毫米-100毫米，以能够使得天线阵面层10可以折叠或展开，从而可以便于携带，该Ka天线发射阵面11和Ka天线接收阵面12可以通过铰链、螺钉等形式进行折叠连接，具体不以此为限。Specifically, the Ka antenna transmitting front 11 and the Ka antenna receiving front 12 are separated by a preset distance, and the preset distance is at least 80 mm to 100 mm, so that the
通过Ka天线发射阵面11和Ka天线接收阵面12之间间隔预设距离，可以使得天线阵面层的尺寸降低一半，提高了用户的使用空间，也更便于携带。By setting a preset distance between the Ka antenna transmitting front 11 and the Ka antenna receiving front 12, the size of the antenna front layer can be reduced by half, which improves the user's use space and is more convenient to carry.
Ka频段相控阵天线波控系统层20，包括相互电连接的波控主板21、发射阵面控制板22、接收阵面控制板23，以及卫星信息采集模块24，其中，发射阵面控制板22和接收阵面控制板23分别与Ka天线发射阵面11和Ka 天线接收阵面12藕接，卫星信息采集模24块用于采集位置信息、姿态信息、信标信息以及星历信息，波控主板21用于对位置信息、姿态信息、信标信息以及星历信息进行处理以实现波束指向角的解算，生成波束的控制指令，分别发送给发射阵面控制板22和接收阵面控制板23，以使发射阵面控制板22用于根据控制指令调整Ka天线发射阵面11的幅度和相位，以及接收阵面控制板23用于根据控制指令调整Ka天线接收阵面12的幅度和相位。The Ka-band phased array antenna wave control system layer 20 includes a wave control
具体的，Ka频段相控阵天线波控系统层20是Ka频段相控阵阵列天线的重要组成部分，现有技术中，车载相控阵天线平台在运动过程中姿态和地理位置持续变化，造成天线波束的偏移和滚动，容易造成信号减弱或丢失。为保证车载相控阵稳定性，本申请的Ka频段相控阵天线波控系统层 20包括相互电连接的波控主板21、发射阵面控制板22、接收阵面控制板 23，以及卫星信息采集模块24，通过卫星信息采集模块24至少可以实时采集位置信息、姿态信息、信标信息以及星历信息，还可以采集天线内外温度信息以及功率信息等等，通过波控主板21对位置信息、姿态信息、信标信息以及星历信息进行处理以实现波束指向角的解算，生成波束的控制指令，分别发送给发射阵面控制板22和接收阵面控制板23，以使得发射阵面控制板22用于根据控制指令调整Ka天线发射阵面22的幅度和相位，以及接收阵面控制板23用于根据控制指令调整Ka天线接收阵面23的幅度和相位。Specifically, the wave control system layer 20 of the Ka-band phased array antenna is an important part of the Ka-band phased array antenna. The offset and roll of the antenna beam can easily cause signal weakening or loss. In order to ensure the stability of the vehicle-mounted phased array, the Ka-band phased array antenna wave control system layer 20 of the present application includes a wave control
通过在Ka频段相控阵天线波控系统层20集成卫星信息采集模块、波控主板、发射阵面控制板以及接收阵面控制板，可以实时解算位置信息、姿态信息、惯性导航信息以及星历信息得到波束指向角，并下发波束指令到发射阵控制板和接收阵控制板，回读和校验控制板回传信息，即采用相阵控电扫描技术可以实现快速搜星，进而可以使得替换传统的功率放大器 BUC、低噪放大器LNB、下变频放大器BDC以及抛物面或喇叭平面天线，进而可以减小天线的尺寸和重量，提高了用户的使用效率，也更便于携带。By integrating the satellite information acquisition module, the wave control main board, the transmitting front control board and the receiving front control board at layer 20 of the Ka-band phased array antenna wave control system, the position information, attitude information, inertial navigation information and satellite information can be calculated in real time. The beam pointing angle is obtained from the calendar information, and the beam command is sent to the transmitting array control board and the receiving array control board, and the information returned by the control board is read back and verified. It can replace the traditional power amplifier BUC, low-noise amplifier LNB, down-conversion amplifier BDC and parabolic or horn plane antenna, thereby reducing the size and weight of the antenna, improving the user's use efficiency, and making it easier to carry.
散热系统层30，包括可分别容置天线阵面层10和Ka频段相控阵天线波控系统层20的两个散热腔体31以及散热组件32。The heat dissipation system layer 30 includes two heat dissipation cavities 31 and a heat dissipation component 32 that can respectively accommodate the
具体的，天线阵面层10和Ka频段相控阵天线波控系统层20在工作过程中会产生热辐射，可以通过设置散热系统层30进行导热降温，该散热系统层包括两个散热腔体31，每个散热腔体31内可以设置导热板、风扇等散热组件，具体可以根据实际情况来设置，分布在该天线阵面层10和该Ka 频段相控阵天线波控系统层20的周围，从而实现对天线阵面层10和Ka频段相控阵天线波控系统层20的降温，保证卫星通信的可靠性和稳定性。Specifically, the antenna
在一个实施例中，散热组件32可以包括风扇、散热片和均温板，该风扇、散热片和均温板均通过螺钉或者焊接的方式设置在散热腔体31的周围。In one embodiment, the heat dissipation assembly 32 may include a fan, a heat dissipation fin and a vapor chamber, and the fan, the heat dissipation fin and the vapor chamber are all disposed around the heat dissipation cavity 31 by means of screws or welding.
在一个实施例中，与波控主板21相接触的位置可以设置散热片，以便将热导到散热片，通过强波对流带走热量。In one embodiment, a heat sink may be provided at a position in contact with the
在一个实施例中，散热片可以通过焊接的方式连接在Ka频段相控阵天线波控系统层连接，均温板与散热片通过螺钉与散热腔体连接。具体可以根据实际情况设置。In one embodiment, the heat sink can be connected to the wave control system layer of the Ka-band phased array antenna by welding, and the vapor chamber and the heat sink are connected to the heat dissipation cavity by screws. It can be set according to the actual situation.
电源层40，包括多个电源子电路41，用于分别给天线阵面层10、Ka 频段相控阵天线波控系统层20以及散热系统层30提供电源。The power supply layer 40 includes a plurality of power supply sub-circuits 41 for supplying power to the antenna
具体的，该电源层40包括多个电源子电路41，分别给天线阵面层10、 Ka频段相控阵天线波控系统层20以及散热系统层30，可以实现外部电源电压到Ka频段相控阵阵列天线的工作电压的转换，以及消除电磁干扰，通过分别给各个模块单独供电，可以实现对各个单独模块的过热、过压以及过流保护等功能。Specifically, the power supply layer 40 includes a plurality of power supply sub-circuits 41, which respectively provide the antenna
本实施例一提供的Ka频段相控阵阵列天线是一款可折叠的多场景使用的便携卫星通信天线，包括：相互电连接且能够折叠或展开的天线阵面层，Ka频段相控阵天线波控系统层，散热系统层和电源层，由于该天线可以折叠或者展开，使得可以车载使用也可以单兵携带使用，，从而可以降低一半尺寸，提高了用户的使用空间，也更便于携带。另外，通过Ka频段相控阵天线波控系统层集成波控主板、发射阵面控制板、接收阵面控制板，以及卫星信息采集模块，通过对位置信息、姿态信息、信标信息以及星历信息进行处理以实现波束指向角的解算，生成波束的控制指令，分别发送给发射阵面控制板和接收阵面控制板，以使得发射阵面控制板用于根据控制指令调整Ka天线发射阵面的幅度和相位，以及接收阵面控制板用于根据控制指令调整Ka天线接收阵面的幅度和相位，从而可以采用相阵控电扫描技术实现快速搜星，替换传统的功率放大器BUC、低噪放大器LNB、下变频放大器BDC以及抛物面或喇叭平面天线，进而可以减小天线的尺寸和重量，提高了用户的使用效率，也更便于携带。其中，散热系统层，包括可分别容置天线阵面层和Ka频段相控阵天线波控系统层的两个散热腔体以及散热组件，可以实现Ka频段相控阵阵列天线在工作过程中的散热处理，进而保证卫星通信的可靠性和稳定性。电源层包括多个电源子电路可以分别给天线阵面层、Ka频段相控阵天线波控系统层以及散热系统层提供电源，可以实现外部电源电压到Ka频段相控阵阵列天线的工作电压的转换，以及消除电磁干扰，通过分别给各个模块单独供电，可以实现对各个单独模块的过热、过压以及过流保护等功能。The Ka-band phased array antenna provided in the first embodiment is a foldable portable satellite communication antenna used in multiple scenarios, including: an antenna array layer that is electrically connected to each other and can be folded or unfolded; Wave control system layer, heat dissipation system layer and power supply layer, because the antenna can be folded or unfolded, it can be used in vehicles or carried by soldiers, which can reduce the size by half, improve the user's use space, and be more convenient to carry. In addition, through the Ka-band phased array antenna wave control system layer, the wave control main board, the transmitting front control board, the receiving front control board, and the satellite information acquisition module are integrated, and the position information, attitude information, beacon information and ephemeris The information is processed to realize the calculation of the beam pointing angle, and the control instructions of the beam are generated, which are respectively sent to the transmitting front control board and the receiving front control board, so that the transmitting front control board is used to adjust the Ka antenna transmission array according to the control instructions. The amplitude and phase of the surface, and the receiving front control board are used to adjust the amplitude and phase of the Ka antenna receiving front according to the control command, so that the phased array control electronic scanning technology can be used to achieve fast satellite search, replacing the traditional power amplifier BUC, low The noise amplifier LNB, the down-conversion amplifier BDC and the parabolic or horn plane antenna can reduce the size and weight of the antenna, improve the user's use efficiency, and make it easier to carry. Among them, the heat dissipation system layer includes two heat dissipation cavities and heat dissipation components that can respectively accommodate the antenna front layer and the Ka-band phased array antenna wave control system layer, which can realize the Ka-band phased array antenna in the working process. Heat dissipation treatment, thereby ensuring the reliability and stability of satellite communications. The power supply layer includes a plurality of power supply sub-circuits, which can respectively provide power to the antenna front layer, the Ka-band phased array antenna wave control system layer and the heat dissipation system layer, and can realize the difference between the external power supply voltage and the working voltage of the Ka-band phased array antenna. The functions of overheating, overvoltage and overcurrent protection of each individual module can be realized by supplying power to each module separately.
进一步的，图2提供了一种Ka频段相控阵阵列天线的结构示意图二，上述卫星信息采集模块24包括导航系统定位模块241、惯性导航模块242 以及信标接收机模块243，其中，该导航系统定位模块241用于采集位置信息，该惯性导航模块242用于采集姿态信息，该信标接收机模块243用于采集信标信息以及包含卫星轨道的星历信息。Further, FIG. 2 provides a second structural schematic diagram of a Ka-band phased array antenna. The above-mentioned satellite information acquisition module 24 includes a navigation system positioning module 241, an inertial navigation module 242 and a beacon receiver module 243. The system positioning module 241 is used to collect position information, the inertial navigation module 242 is used to collect attitude information, and the beacon receiver module 243 is used to collect beacon information and ephemeris information including satellite orbits.
具体的，导航系统定位模块241可以根据GPS、GNSS、北斗等全球卫星导航系统中的任意一个导航定位系统，获取卫星的位置信息。惯性导航模块242可以采集Ka频段相控阵阵列天线对应载体的姿态信息，该信标接收机模块243用于采集信标信息以及包含卫星轨道的星历信息，该信标信息可以是同步卫星发出的信标信号，并对下变频，变换成中频信号，然后检测出与信标信号强度成正比的直流电压，给出卫星信标信号相对于天线在不同角度位置时所对应的信号强度电压，以直流电压形式送给Ka频段相控阵天线波控系统层，完成天线对卫星的自动跟踪。其中，该导航系统定位模块241和惯性导航模块242可以组合在一起，例如，采用GNSS/INS 组合导航板卡。另外，也可以分开设置，具体可以根据实际情况进行设置。Specifically, the navigation system positioning module 241 can obtain the position information of the satellites according to any one of the global satellite navigation systems such as GPS, GNSS, and Beidou. The inertial navigation module 242 can collect the attitude information of the carrier corresponding to the Ka-band phased array antenna, and the beacon receiver module 243 is used to collect the beacon information and the ephemeris information including the satellite orbit, and the beacon information can be sent by the synchronous satellite. Then, the DC voltage proportional to the signal strength of the beacon is detected, and the signal strength voltage corresponding to the satellite beacon signal at different angles relative to the antenna is given, with The DC voltage is sent to the wave control system layer of the Ka-band phased array antenna to complete the automatic tracking of the antenna to the satellite. Wherein, the navigation system positioning module 241 and the inertial navigation module 242 can be combined together, for example, a GNSS/INS combined navigation board is used. In addition, it can also be set separately, and can be set according to the actual situation.
通过卫星信息采集模块24集成导航系统定位模块241、惯性导航模块 242以及信标接收机模块243，从而可以实现实时搜集卫星数据，完成天线对卫星的自动跟踪，从而不仅可以实现便携的卫星通信终端的“静中通”，还可以实现车载卫星通信终端的“动中通”。By integrating the navigation system positioning module 241, the inertial navigation module 242 and the beacon receiver module 243 through the satellite information collection module 24, it is possible to collect satellite data in real time and complete the automatic tracking of the satellite by the antenna, so as to realize not only a portable satellite communication terminal It can also realize the "communication in motion" of the vehicle-mounted satellite communication terminal.
进一步的，图3提供了一种Ka频段相控阵阵列天线的结构示意图三，上述波控主板21包括相互电连接的第一微处理器210和第二微处理器220，该第一微处理器210分别与导航系统定位模块241、惯性导航模块242以及信标接收机模块243电连接，用于接收基带处理机指令，以及根据位置信息、姿态信息、信标信息以及星历信息，得到发射天线阵面11或接收天线阵面12的波束指向角和修正值指令发送给第二微处理器220；该第二微处理器220分别与发射阵面控制板22，以及接收阵面控制板23电连接，用于根据波束指向角和修正值指令结算出波束指向角对应发射天线阵面11或接收天线阵面12对应各子阵列单元的幅度和相位值，并转换成相应的控制指令分发给发射阵面控制板22或者接收阵面控制板23。Further, FIG. 3 provides a third structural diagram of a Ka-band phased array antenna. The above-mentioned wave-controlled
具体的，如图3所示，上述第一微处理器210可以是DSP数字信号处理器，第二微处理器220可以是FPGA现场可编程逻辑门阵列处理器，其中，DSP数字信号处理器具有强大的数据处理能力以及高运行速度，可以集成通讯接口、供电电路、时钟电路、信号调理电路、程序存储器、电平转换电路等电路。FPGA具有丰富的可配置逻辑模块和I/O模块，可以集成控制接口、电源电路、时钟电路、配置电路、存储电路、电平转换电路和 T/R控制接口等。Specifically, as shown in FIG. 3 , the above-mentioned first microprocessor 210 may be a DSP digital signal processor, and the second microprocessor 220 may be an FPGA field programmable logic gate array processor, wherein the DSP digital signal processor has Powerful data processing capability and high operating speed, can integrate communication interface, power supply circuit, clock circuit, signal conditioning circuit, program memory, level conversion circuit and other circuits. FPGA has a wealth of configurable logic modules and I/O modules, which can integrate control interfaces, power circuits, clock circuits, configuration circuits, storage circuits, level conversion circuits, and T/R control interfaces.
在一个实施例中，可以通过DSP片上外设接口UART接口分别实现与导航系统定位模块241、惯性导航模块242以及信标接收机模块243的信息通讯，采集GNSS/INS位置信息、姿态信息、信标信息以及星历信息，得到发射天线阵面11或接收天线阵面12的波束指向角和修正值指令，通过片上SPI接口、EMIF接口实现分别与FPGA的控制与通讯，还可以通过片上SPI接口实现与信道模块的控制与通讯，该信道模块主要实现在发射过程中，将基带发出的中频信号上变频为Ka发射天线阵面的Ka频段射频信号，在接收过程中，将Ka接收天线阵面的Ka频段射频信号转换为基带所需求的中频信号。In one embodiment, the information communication with the navigation system positioning module 241, the inertial navigation module 242, and the beacon receiver module 243 can be realized respectively through the UART interface of the DSP on-chip peripheral interface, and the GNSS/INS position information, attitude information, signal The standard information and ephemeris information are obtained, and the beam pointing angle and correction value command of the transmitting antenna front 11 or receiving antenna front 12 are obtained, and the control and communication with the FPGA can be realized through the on-chip SPI interface and the EMIF interface, and the on-chip SPI interface can also be used. Realize the control and communication with the channel module. The channel module mainly realizes the up-conversion of the intermediate frequency signal from the baseband to the Ka-band radio frequency signal of the Ka transmitting antenna array during the transmitting process. During the receiving process, the Ka receiving antenna array is The Ka-band RF signal is converted into the intermediate frequency signal required by the baseband.
在一个实施例中，可以通过FPGA分别实现与发射阵面控制板22和接收阵面控制板23的控制与通讯，用于根据波束指向角和修正值指令结算出波束指向角对应发射天线阵面11或接收天线阵面12对应各子阵列单元的幅度和相位值，并转换成相应的控制指令分发给发射阵面控制板22或者接收阵面控制板23。In one embodiment, the control and communication with the transmitting front control board 22 and the receiving front control board 23 can be realized respectively through FPGA, so as to calculate the transmitting antenna fronts corresponding to the beam pointing angle according to the beam pointing angle and the correction value command. 11 or the receiving antenna array 12 corresponds to the amplitude and phase values of each sub-array unit, and converts them into corresponding control commands and distributes them to the transmitting array control panel 22 or the receiving array control panel 23 .
上述波控主板由第一微处理器和第二微处理器组成，通过第一微处理器接收基带处理机指令，以及根据位置信息、姿态信息、信标信息以及星历信息，得到发射天线阵面或接收天线阵面的波束指向角和修正值指令发送给第二微处理器，从而可以实现天线阵面收发控制、波束指向控制等功能。该第二微处理器分别与发射阵面控制板，以及接收阵面控制板电连接，用于根据波束指向角和修正值指令结算出波束指向角对应发射天线阵面或接收天线阵面对应各子阵列单元的幅度和相位值，并转换成相应的控制指令分发给发射阵面控制板或者接收阵面控制板。从而使得可以始终跟踪对准卫星，进行卫星信号的接收，实现自动对星，进而可以随时随地地通过卫星进行实时、大容量、不间断地传递语音、数据、动态图像等多媒体信息。The above-mentioned wave control mainboard is composed of a first microprocessor and a second microprocessor. The first microprocessor receives the instructions of the baseband processor, and obtains the transmitting antenna array according to the position information, attitude information, beacon information and ephemeris information. The beam pointing angle and correction value commands of the receiving antenna surface or the receiving antenna front are sent to the second microprocessor, so that functions such as antenna front transmitting and receiving control and beam pointing control can be realized. The second microprocessor is electrically connected with the transmitting front control board and the receiving front control board respectively, and is used to calculate the corresponding transmitting antenna front or receiving antenna front corresponding to the beam pointing angle according to the beam pointing angle and the correction value command. The amplitude and phase values of each sub-array unit are converted into corresponding control instructions and distributed to the transmitting front control board or the receiving front control board. Therefore, it is possible to always track and align the satellite, receive satellite signals, realize automatic satellite alignment, and then transmit multimedia information such as voice, data, dynamic images, etc.
进一步的，图4提供了一种Ka频段相控阵阵列天线的结构示意图四，上述发射阵面控制板22包括相互电连接的第三微处理器221、第一变频模块222、功率分配模块223以及多通道发射微处理器224。Further, FIG. 4 provides a schematic diagram 4 of the structure of a Ka-band phased array antenna. The above-mentioned transmitting array control board 22 includes a third microprocessor 221, a first
第三微处理器221与第二微处理器220电连接，用于接收波束指向角和修正值指令，发送波束指向角和修正值指令对应的第一射频信号给第一变频模块222。The third microprocessor 221 is electrically connected to the second microprocessor 220 for receiving the beam pointing angle and the correction value command, and sending the first radio frequency signal corresponding to the beam pointing angle and the correction value command to the first
第一变频模块222，用于将第一射频信号进行频率转换得到第二射频信号，将该第二射频信号发送给功率分配模块223；The first
功率分配模块223，用于将转换频率后的第二射频信号等功率分配给多通道发射微处理器224；The power distribution module 223 is used to distribute the power of the second radio frequency signal after the frequency conversion to the
多通道发射微处理器224与发射天线阵面22电连接，用于将等功率分配的第二射频信号经过信号处理后，发送给发射天线阵面22辐射到空间中。The
在一个实施例中，该第三微处理器也可以采用FPGA，可以通过通讯及控制接口电路与第二微处理器220连接，用于接收波束指向角和修正值指令，发送波束指向角和修正值指令对应的第一射频信号给第一变频模块222。In one embodiment, the third microprocessor can also use an FPGA, and can be connected to the second microprocessor 220 through a communication and control interface circuit, for receiving the beam pointing angle and correction value commands, and sending the beam pointing angle and correction value The first radio frequency signal corresponding to the value command is sent to the first
在一个实施例中，第一变频模块222，用于将第一射频信号进行频率转换，发送给功率分配模块223，第一变频模块可以将频率在 950MHz-2150MHz范围内的第一射频信号转换成27.5GHz-31GHz范围内。In one embodiment, the first
在一个实施例中，功率分配模块223可以是发射子阵1分16阵功率分发网络，可以集成在发射阵面控制板22上，可采用带状多层板，用于将转换频率后的第二射频信号等功率分配给多通道发射微处理器224。可选的，功分器可以采用带宽较宽，可适用于各个频段的功分器，为了保证减少天线的厚度，可以适当调整功分器的阻抗和波长线，并避免其对应的波长线宽过窄的技术问题。In one embodiment, the power distribution module 223 may be a power distribution network of 1 to 16 arrays of transmitting sub-arrays, which may be integrated on the control board 22 of the transmitting array, and a strip-shaped multi-layer board may be used to convert the frequency-converted first The equal power of the two radio frequency signals is distributed to the multi-channel transmit
在一个实施例中，多通道发射微处理器224与发射天线阵面22电连接，该多通道发射微处理器224可以是硅基多通道Tx芯片，用于将等功率分配的第二射频信号经过信号处理后，具体的信号处理过程可以是在每个通道进行移相、衰减、功率放大后输出到发射天线阵面22，通过发射天线阵面 22辐射到空间中。In one embodiment, the
本实施例发射阵面控制板包括相互电连接的第三微处理器、第一变频模块、功率分配模块以及多通道发射微处理器。首先，通过接收波束指向角和修正值指令，发送波束指向角和修正值指令对应的第一射频信号给第一变频模块。然后，通过第一变频模块将第一射频信号进行频率转换得到第二射频信号，将该第二射频信号发送给功率分配模块。接着，通过功率分配模块，用于将转换频率后的第二射频信号等功率分配给多通道发射微处理器；最后，通过多通道发射微处理器用于将等功率分配的第二射频信号经过信号处理后，发送给发射天线阵面辐射到空间中。从而可以实现射频信号的功率分配、衰减和移相、功率放大、双极化可重构发射等功能。The launch front control board of this embodiment includes a third microprocessor, a first frequency conversion module, a power distribution module and a multi-channel launch microprocessor that are electrically connected to each other. First, by receiving the beam pointing angle and the correction value command, the first radio frequency signal corresponding to the beam pointing angle and the correction value command is sent to the first frequency conversion module. Then, the first radio frequency signal is frequency-converted by the first frequency conversion module to obtain a second radio frequency signal, and the second radio frequency signal is sent to the power distribution module. Next, the power distribution module is used to distribute the equal power of the second radio frequency signal after the frequency conversion to the multi-channel transmission microprocessor; finally, the multi-channel transmission microprocessor is used to distribute the second radio frequency signal of equal power distribution through the signal After processing, it is sent to the transmitting antenna front to radiate into space. Thus, functions such as power distribution, attenuation and phase shifting, power amplification, and dual-polarization reconfigurable transmission of radio frequency signals can be realized.
可选的，图5提供了一种Ka频段相控阵阵列天线的结构示意图五，所述接收阵面控制板23包括相互电连接的第四微处理器231、第二变频模块 232、功率合成模块233以及多通道接收微处理器234；Optionally, FIG. 5 provides a schematic structural diagram 5 of a Ka-band phased array array antenna. The receiving array control board 23 includes a fourth microprocessor 231, a second
多通道接收微处理器234与接收天线阵面23电连接，用于接收接收天线阵面23接收到的第三射频信号，对第三射频信号经过信号处理后，发送给功率合成模块233；The multi-channel receiving microprocessor 234 is electrically connected to the receiving antenna front 23, and is used for receiving the third radio frequency signal received by the receiving antenna front 23, and after signal processing the third radio frequency signal is sent to the power combining module 233;
功率合成模块233将接收到第三射频信号进行功率合成，得到波束对应的射频信号；The power synthesis module 233 performs power synthesis on the received third radio frequency signal to obtain the radio frequency signal corresponding to the beam;
第二变频模块232，用于将波束对应的射频信号进行频率转换，得到第四射频信号，将第四射频信号发送给第四微处理器231；The second
第四微处理器231与第二微处理器220电连接，用于将第四射频信号发送给第二微处理器220。The fourth microprocessor 231 is electrically connected to the second microprocessor 220 for sending a fourth radio frequency signal to the second microprocessor 220 .
在一个实施例中，多通道发射微处理器234与接收天线阵面23电连接，该多通道发射微处理器234可以是硅基多通道Rx芯片，用于接收接收天线阵面23接收到的第三射频信号，对第三射频信号经过信号处理后，具体的信号处理过程可以是在每个通道进行移相、衰减、功率放大后发送给功率合成模块233。In one embodiment, the multi-channel transmitting microprocessor 234 is electrically connected to the receiving antenna front 23 , and the multi-channel transmitting microprocessor 234 may be a silicon-based multi-channel Rx chip, which is used for receiving the data received by the receiving antenna front 23 . For the third radio frequency signal, after the third radio frequency signal is subjected to signal processing, the specific signal processing process may be to perform phase shifting, attenuation, and power amplification on each channel and then send it to the power combining module 233 .
在一个实施例中，功率合成模块223可以是两个48合1接收子阵功率合成网络，可以集成在接收阵面控制板23上，可采用带状多层板，用于将第三射频信号进行功率合成，得到波束对应的射频信号。可选的，功分器可以采用带宽较宽，可适用于各个频段的功分器，为了保证减少天线的厚度，可以适当调整功分器的阻抗和波长线，并避免其对应的波长线宽过窄的技术问题。In one embodiment, the power combining module 223 can be two 48-in-1 receiving sub-array power combining networks, which can be integrated on the receiving array control board 23, and a strip-shaped multi-layer board can be used to combine the third radio frequency signal Perform power synthesis to obtain the radio frequency signal corresponding to the beam. Optionally, the power divider can use a power divider with a wide bandwidth and can be applied to various frequency bands. In order to ensure that the thickness of the antenna is reduced, the impedance and wavelength line of the power divider can be adjusted appropriately, and the corresponding wavelength line width can be avoided. Too narrow technical issues.
在一个实施例中，第二变频模块232，用于将波束对应的射频信号进行频率转换，得到第四射频信号，将该第四射频信号发送给第四微处理器231，第二变频模块可以将频率在范围内27.5GHz-31GHz的波束对应的射频信号转换成950MHz-2150MHz范围内的第四射频信号。In one embodiment, the second
在一个实施例中，该第四微处理器也可以采用FPGA，可以通过通讯及控制接口电路与第二微处理器220连接，用于将第四射频信号发送给第二微处理器220。In one embodiment, the fourth microprocessor may also use an FPGA, which may be connected to the second microprocessor 220 through a communication and control interface circuit, for sending the fourth radio frequency signal to the second microprocessor 220 .
本实施例发射阵面控制板包括相互电连接的第四微处理器、第二变频模块、功率分配模块以及多通道发射微处理器。首先，通过接收接收天线阵面接收到的第三射频信号，对第三射频信号经过信号处理后，发送给功率合成模块；接着，通过功率合成模块将接收到第三射频信号进行功率合成，得到波束对应的射频信号；然后，通过第二变频模块，用于将波束对应的射频信号进行频率转换，得到第四射频信号，将第四射频信号发送给第四微处理器；最后，通过第四微处理器与第二微处理器电连接，用于将第四射频信号发送给第二微处理器。从而可以实现射频信号的波束左/右旋极化双工接收、低噪声放大、移相和衰减、子阵内功率合成等功能。The launch front control board of this embodiment includes a fourth microprocessor, a second frequency conversion module, a power distribution module and a multi-channel launch microprocessor that are electrically connected to each other. First, the third radio frequency signal received by the receiving antenna front is received, and the third radio frequency signal is subjected to signal processing, and then sent to the power synthesis module; then, the power synthesis module performs power synthesis on the received third radio frequency signal to obtain the radio frequency signal corresponding to the beam; then, the second frequency conversion module is used to perform frequency conversion on the radio frequency signal corresponding to the beam to obtain a fourth radio frequency signal, and the fourth radio frequency signal is sent to the fourth microprocessor; finally, through the fourth radio frequency signal The microprocessor is electrically connected to the second microprocessor for sending the fourth radio frequency signal to the second microprocessor. Thereby, functions such as beam left/right rotation polarization duplex reception, low noise amplification, phase shift and attenuation, and power synthesis in sub-arrays of radio frequency signals can be realized.
进一步的，图6提供了一种Ka频段相控阵阵列天线的结构示意图六，上述Ka天线发射阵面11包括多个产生旋圆极化辐射的Ka发射阵列单元 110，每个所述Ka发射阵列单元为双馈微带天线。Further, FIG. 6 provides a sixth structural schematic diagram of a Ka-band phased array antenna. The Ka-antenna transmit front 11 includes a plurality of Ka transmit array units 110 that generate circularly polarized radiation, and each of the Ka transmits The array unit is a double-fed microstrip antenna.
具体的，Ka发射阵列单元110可以采用8*8子阵进行可扩展设计，总共16个子阵拼成一个1024阵元的全阵单元，为了实现更好的圆极化以及保证扫描的对称性，通过对单元进行0°、90°、180°、270°旋转形成的小子阵。Specifically, the Ka transmitting array unit 110 can use 8*8 sub-arrays for scalable design, a total of 16 sub-arrays are assembled into a full array unit of 1024 array elements, in order to achieve better circular polarization and ensure scanning symmetry, Small subarrays formed by rotating the cells by 0°, 90°, 180°, 270°.
可选的，由于微带天线具有结构简单、低剖面、易实现圆极化的特点，可以选择双馈微带天线作为阵列单元。还可以将天线设计为双极化天线，通过在天线两馈电端口馈入幅度相等、相位差为±90°的信号，实现左/右旋圆极化的切换。天线形式采用单层微带贴片天线，馈电形式采用双探针馈电，以金属化过孔的形式实现。为实现良好的圆极化特性，需要两个端口具有相同的辐射特性，因此可以将天线的馈电结构需要具有对称性。Optionally, since the microstrip antenna has the characteristics of simple structure, low profile, and easy realization of circular polarization, a double-fed microstrip antenna can be selected as the array unit. The antenna can also be designed as a dual-polarized antenna, and the left/right circular polarization can be switched by feeding signals with equal amplitudes and a phase difference of ±90° into the two feed ports of the antenna. The antenna form adopts a single-layer microstrip patch antenna, and the feeding form adopts double-probe feeding, which is realized in the form of metallized vias. In order to achieve good circular polarization characteristics, the two ports need to have the same radiation characteristics, so the feeding structure of the antenna needs to be symmetrical.
进一步的，图7提供了一种Ka频段相控阵阵列天线的结构示意图七，上述Ka天线接收阵面12包括多个产生圆极化辐射的Ka接收阵列单元120，每个所述Ka接收阵列单元为双馈微带天线，且包括一个90度的电桥作为馈网。Further, FIG. 7 provides a seventh structural schematic diagram of a Ka-band phased array antenna. The Ka antenna receiving front 12 includes a plurality of Ka receiving array units 120 that generate circularly polarized radiation. Each Ka receiving array The unit is a double-fed microstrip antenna and includes a 90-degree bridge as a feeder.
具体的，Ka接收阵列单元120可以采用8*8子阵进行可扩展设计，总共48个子阵拼成共计3072单元，为了实现更好的圆极化以及保证扫描的对称性，通过对单元进行0°、90°、180°、270°旋转形成的小子阵，以该小子阵为基础实现8×8子阵以及整阵。可选的，可以选择双馈微带天线作为阵列单元。还可以选择在发射天线单元的基础上增加一个90°电桥作为馈网。实现左/右圆极化双工。其中，天线形式可以采用单层微带贴片天线，馈电形式采用双探针馈电，以金属化过孔的形式实现。电桥馈网采用带状线形式实现，整体结构由4层PCB工艺实现。Specifically, the Ka receiving array unit 120 can use 8*8 sub-arrays for scalable design, a total of 48 sub-arrays are assembled into a total of 3072 units, in order to achieve better circular polarization and ensure scanning symmetry, by 0 The small sub-arrays formed by rotation of °, 90°, 180°, and 270° are based on the small sub-arrays to realize 8×8 sub-arrays and full arrays. Optionally, a double-fed microstrip antenna can be selected as the array unit. You can also choose to add a 90° bridge as a feeder on the basis of the transmitting antenna unit. Implements left/right circularly polarized duplexing. Among them, the antenna form can be a single-layer microstrip patch antenna, and the feeding form is a dual-probe feeding, which is realized in the form of metallized vias. The bridge feeding network is realized in the form of strip line, and the overall structure is realized by 4-layer PCB technology.
图8提供了一种Ka频段相控阵阵列天线的结构示意图八，该Ka天线发射阵面11和Ka天线接收阵面12之间可以通过铰链、螺钉等形式进行连接，其展开的状态如图8所示，还可以折叠起来，从而减小尺寸，提高使用空间。FIG. 8 provides a schematic diagram of the structure of a Ka-band phased array array antenna 8. The Ka antenna transmitting front 11 and the Ka antenna receiving front 12 can be connected by hinges, screws, etc., and the unfolded state is shown in the figure. 8, it can also be folded to reduce the size and increase the usable space.
进一步的，图9提供了一种Ka频段相控阵阵列天线的结构示意图九，上述天线阵面层10、Ka频段相控阵天线波控系统层20以及电源层40之间设置有多个低频排针连接器50，该低频排针连接器50用于传输电源信号和控制信号；其中，该天线阵面层10和Ka频段相控阵天线波控系统层20之间设置多个射频连接器60，该射频连接器用于传输射频信号。Further, FIG. 9 provides a schematic structural diagram 9 of a Ka-band phased array array antenna. A plurality of low-frequency components are arranged between the above-mentioned
具体的，天线阵面层10采用低频排针连接器50连接到Ka频段相控阵天线波控系统层20和电源层40，从而实现垂直互联，替代了传统天线中占用较大空间和重量的线缆、连接器、螺钉、结构件等，减小了产品尺寸及重量。Specifically, the
可选的，天线阵面层10可以采用SMP-J射频连接器作为射频输出，该 SMP-J射频连接器表贴在印制板底部，中间通过SMP-kk射频连接器连接到 Ka频段相控阵天线波控系统层20，用于传输射频信号。Optionally, the
进一步的，图10提供了一种Ka频段相控阵阵列天线的结构示意图十， Ka频段相控阵天线波控系统层20括多模调制解调器模块25，该多模调制解调器模块25用于适配选择不同的高低轨星座进行通信。Further, FIG. 10 provides a schematic structural diagram of a Ka-band phased array array antenna ten, the Ka-band phased array antenna wave control system layer 20 includes a multi-mode modem module 25, and the multi-mode modem module 25 is used for adaptation selection. Different high and low orbit constellations communicate.
具体的，多模调制解调器模块25可以对相同频率的射频信号按照不同的解调方式进行解调适配，进而可以选择不同的高低轨星座，也即不同的星座可以对应不同的调制解调模式。例如，星座可以是亚洲9号卫星或者亚洲6号卫星等，调制解调模式可以是网格编码调制解调技术或非恒定包络调制解调技术等，具体可以根据实际情况来设置。Specifically, the multimode modem module 25 can demodulate and adapt the radio frequency signals of the same frequency according to different demodulation methods, and then can select different high and low orbit constellations, that is, different constellations can correspond to different modulation and demodulation modes. For example, the constellation may be Asia 9 satellite or Asia 6 satellite, etc., and the modulation and demodulation mode may be trellis coding modulation and demodulation technology or non-constant envelope modulation and demodulation technology, etc., which can be set according to the actual situation.
实施例二Embodiment 2
实施例二提供一种Ka频段相控阵阵列天线终端，包括前述实施方式中任一项所述的Ka频段相控阵阵列天线，还包括：卫星通信终端放置箱，便携式电源和吸盘。Embodiment 2 provides a Ka-band phased array antenna terminal, including the Ka-band phased array antenna described in any one of the foregoing embodiments, and further comprising: a satellite communication terminal placement box, a portable power supply, and a suction cup.
具体的，该Ka频段相控阵阵列天线终端包括包括前述实施方式中任一项所述的Ka频段相控阵阵列天线100，还包括：卫星通信终端放置箱，该卫星通信终端放置箱可以满足单兵携带，可以推拉使用，该便携式电源可以采用锂电池和充电电池，便于户外使用。该吸盘，可以与设置在Ka频段相控阵阵列天线终端底部的吸盘卡口配合使用。Specifically, the Ka-band phased array antenna terminal includes the Ka-band phased array antenna 100 described in any of the foregoing embodiments, and further includes: a satellite communication terminal placement box, the satellite communication terminal placement box can meet the It can be carried by a soldier and can be pushed and pulled. The portable power supply can use lithium batteries and rechargeable batteries, which is convenient for outdoor use. The suction cup can be used in conjunction with the suction cup bayonet set at the bottom of the Ka-band phased array antenna terminal.
本实施例提供的一种Ka频段相控阵阵列天线终端，应用在车载通信的场景下，可以通过在车顶放置强力吸盘的方式安装终端，需要根据产品形态及重量选择对应尺寸的吸盘，例如选择直径在11cm的吸盘，内部空腔的直径在9cm左右。假设内部的压力抽到外部压力的1/4，想要拉开这个吸盘就需要96公斤的力量。可以在终端产品底部带有吸盘对接卡口，吸盘可随用随装，拆卸方便。在车载模式时，加上吸盘，直接吸在车顶。A Ka-band phased array antenna terminal provided in this embodiment is applied in a vehicle communication scenario. The terminal can be installed by placing a strong suction cup on the roof of the vehicle. The suction cup of the corresponding size needs to be selected according to the product form and weight. For example, Choose a suction cup with a diameter of 11cm, and the diameter of the inner cavity is about 9cm. Assuming that the internal pressure is pumped to 1/4 of the external pressure, it takes 96 kg of force to pull the suction cup away. There can be a suction cup docking bayonet at the bottom of the terminal product, and the suction cup can be installed and disassembled easily. When in car mode, add a suction cup to suck directly on the roof.
本实施例提供的一种Ka频段相控阵阵列天线终端，应用在个人便携使用的场景下，可以取掉吸盘后，就是便携式终端，该终端尺寸小，在折叠状态下，具备占用空间小，重量轻的优点。可被单人便携至人类可到达的任何区域。The Ka-band phased array antenna terminal provided in this embodiment is applied in the scenario of personal portable use. After the suction cup can be removed, it is a portable terminal. The terminal has a small size and occupies a small space in a folded state. The advantage of light weight. Can be carried by a single person to any area within human reach.
本实施例二提供的Ka频段相控阵阵列天线终端包括包括前述实施方式中任一项所述的Ka频段相控阵阵列天线，还包括：卫星通信终端放置箱，便携式电源和吸盘。不仅可以实现单兵携带便利，作为独立的卫星通信终端，实现静中通通信互联，还可以通过吸盘吸附在车辆上，实现车载动中通通信互联，使得可以多场景使用且轻便小巧的卫星通信终端。The Ka-band phased array antenna terminal provided in the second embodiment includes the Ka-band phased array antenna described in any one of the preceding embodiments, and further includes a satellite communication terminal placement box, a portable power supply, and a suction cup. Not only can it be easily carried by a single soldier, but as an independent satellite communication terminal, it can realize the communication interconnection of static communication, and it can also be adsorbed on the vehicle through the suction cup to realize the communication interconnection of the vehicle in motion, so that it can be used in multiple scenarios and is a lightweight and compact satellite communication. terminal.
在本发明的描述中，术语“第一”、“第二”、“第三”等仅用于区分描述，而不能理解为指示或暗示相对重要性。In the description of the present invention, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be construed as indicating or implying relative importance.
最后应说明的是：以上各实施例仅用以说明本发明的技术方案，而非对其限制；尽管参照前述各实施例对本发明进行了详细的说明，本领域的普通技术人员应当理解：其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分或者全部技术特征进行等同替换；而这些修改或者替换，并不使相应技术方案的本质脱离本发明各实施例技术方案的范围。Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention. scope.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111275949.9ACN114374073A (en) | 2021-10-29 | 2021-10-29 | A Ka-band Phased Array Array Antenna and Terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111275949.9ACN114374073A (en) | 2021-10-29 | 2021-10-29 | A Ka-band Phased Array Array Antenna and Terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114374073Atrue CN114374073A (en) | 2022-04-19 |
Family
ID=81138643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111275949.9APendingCN114374073A (en) | 2021-10-29 | 2021-10-29 | A Ka-band Phased Array Array Antenna and Terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114374073A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115037361A (en)* | 2022-08-11 | 2022-09-09 | 凯睿星通信息科技(南京)股份有限公司 | Ultra-light satellite portable station |
| CN117080745A (en)* | 2023-10-18 | 2023-11-17 | 成都天锐星通科技有限公司 | Integrated phased array antenna system and phased array antenna terminal |
| CN118091708A (en)* | 2024-01-15 | 2024-05-28 | 国家无线电监测中心 | A new reference source system and positioning method for satellite interference source positioning |
- 2021
- 2021-10-29CNCN202111275949.9Apatent/CN114374073A/enactivePending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115037361A (en)* | 2022-08-11 | 2022-09-09 | 凯睿星通信息科技(南京)股份有限公司 | Ultra-light satellite portable station |
| CN115037361B (en)* | 2022-08-11 | 2022-11-25 | 凯睿星通信息科技(南京)股份有限公司 | Ultra-light satellite portable station |
| CN117080745A (en)* | 2023-10-18 | 2023-11-17 | 成都天锐星通科技有限公司 | Integrated phased array antenna system and phased array antenna terminal |
| CN117080745B (en)* | 2023-10-18 | 2024-01-19 | 成都天锐星通科技有限公司 | Integrated phased array antenna system and phased array antenna terminal |
| CN118091708A (en)* | 2024-01-15 | 2024-05-28 | 国家无线电监测中心 | A new reference source system and positioning method for satellite interference source positioning |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114374074A (en) | Ku frequency band phased array antenna and terminal | |
| CN114374073A (en) | A Ka-band Phased Array Array Antenna and Terminal | |
| EP4032146B1 (en) | Gnss antenna systems, elements and methods | |
| US8462753B2 (en) | Low profile mobile tri-band antenna system | |
| US8081135B2 (en) | Antenna arrays with dual circular polarization | |
| US10038235B2 (en) | Multi-mode, multi-band antenna | |
| CN105024143A (en) | Chip-type Ka-frequency band wide-angle scanning satellite communication antenna | |
| US9306647B2 (en) | Tracking system with orthogonal polarizations and a retro-directive array | |
| Natera et al. | New antenna array architectures for satellite communications | |
| US20200052414A1 (en) | Methods circuits devices assemblies and systems for wireless communication | |
| CN107069196A (en) | S/L frequency range flat board self-tracking antennas | |
| CN109004352A (en) | A kind of transceiver circular polarisation combined antenna | |
| CN114914716A (en) | A Beidou Tiantong integrated antenna | |
| CN212969627U (en) | Antenna feed system and antenna kit of vehicle-mounted satellite communication antenna for communication in motion | |
| CN103219588A (en) | Double-frequency navigation antenna with high isolation | |
| WO2023179113A1 (en) | Antenna, ultra-wideband antenna array, and electronic device | |
| CN201594821U (en) | a base station | |
| CN211879600U (en) | Sanitary equipment | |
| CN117080744A (en) | Flat phased array surface, antenna terminal and electronic equipment | |
| CN208272132U (en) | A kind of transceiver circular polarisation combined antenna | |
| CN117832805A (en) | Antenna components and terminal equipment | |
| US12212398B2 (en) | Antenna system array for low earth orbit satellite communication and wireless communication device using the same | |
| CN216646824U (en) | Airborne Beidou double-antenna command type user machine | |
| CN114094320B (en) | GNSS antenna and combined antenna | |
| CN111313144B (en) | Motor car antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | Address after:318050 Jinan Jili Avenue, Luqiao District, Taizhou City, Zhejiang Province Applicant after:Zhejiang Jidi Technology Co.,Ltd. Applicant after:Zhejiang jikrypton Intelligent Technology Co.,Ltd. Applicant after:ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before:318050 nanjili Avenue, Taizhou Road, Zhejiang Province Applicant before:Geely Technology Group Co.,Ltd. Applicant before:Zhejiang jikrypton Intelligent Technology Co.,Ltd. Applicant before:ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. | |
| CB02 | Change of applicant information | ||
| TA01 | Transfer of patent application right | Effective date of registration:20231205 Address after:Room 606, Building 1, No. 1760 Jiangling Road, Xixing Street, Binjiang District, Hangzhou City, Zhejiang Province, 310051 Applicant after:Geely Technology Group Co.,Ltd. Applicant after:Zhejiang jikrypton Intelligent Technology Co.,Ltd. Applicant after:ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before:318050 Jinan Jili Avenue, Luqiao District, Taizhou City, Zhejiang Province Applicant before:Zhejiang Jidi Technology Co.,Ltd. Applicant before:Zhejiang jikrypton Intelligent Technology Co.,Ltd. Applicant before:ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. | |
| TA01 | Transfer of patent application right |