技术领域technical field
本发明涉及一种显示设备，特别涉及一种捕获另一显示设备屏幕上的目标物信息的显示设备。The invention relates to a display device, in particular to a display device for capturing object information on the screen of another display device.
背景技术Background technique
电视用来传输重要信息，如安防或者火灾。然而，电视传输的重要信息通常比较简单，不能满足不同区域观众的需要。虽然其他的电子设备，如电脑或电话能被作为第二屏幕来显示观众观看的内容，但是这些重要信息的关键字需要观众手动的输入电子设备，而这种手动输入容易造成错误。Televisions are used to transmit important information, such as security or fire. However, the important information transmitted by TV is usually relatively simple and cannot meet the needs of viewers in different regions. Although other electronic devices, such as computers or phones, can be used as a second screen to display the content watched by the audience, the keywords of these important information require the audience to manually input the electronic equipment, and this manual input is prone to errors.
发明内容Contents of the invention
有鉴于此，有必要提供一种捕获另一显示设备屏幕上的目标物的显示设备，以避免通过手动输入关键字来捕获目标物信息造成的错误。In view of this, it is necessary to provide a display device for capturing an object on the screen of another display device, so as to avoid errors caused by manually inputting keywords to capture object information.
一种显示系统，包括：A display system comprising:
一第一显示设备，包括：A first display device, comprising:
一显示单元；及a display unit; and
一控制单元，用于控制所述显示单元显示若干第一影像；及a control unit for controlling the display unit to display a plurality of first images; and
一第二显示设备，包括：A second display device, comprising:
一显示单元，用于显示若干相应所述第一显示设备的显示单元的屏幕的第二影像；a display unit for displaying a plurality of second images corresponding to the screen of the display unit of the first display device;
若干影像感测单元，用于产生若干相应所述屏幕的快照影像；a plurality of image sensing units for generating a plurality of snapshot images corresponding to the screen;
一输入单元，用于产生若干相应所述第二影像的选择操作的选择参数；及an input unit for generating a plurality of selection parameters corresponding to the selection operation of said second image; and
一控制单元，用于根据若干快照影像及若干选择参数判断所述屏幕上的若干目标物。A control unit is used for judging a number of targets on the screen according to a number of snapshot images and a number of selection parameters.
一种显示设备，包括：A display device comprising:
一显示单元，用于显示若干相应另一显示设备的屏幕的影像；a display unit for displaying a plurality of images corresponding to the screen of another display device;
若干影像感测单元，用于产生若干相应所述屏幕的快照影像；a plurality of image sensing units for generating a plurality of snapshot images corresponding to the screen;
一输入单元，用于产生相应所述若干影像的选择操作的选择参数；及an input unit for generating selection parameters corresponding to the selection operation of the plurality of images; and
一控制单元，用于根据所述若干快照影像及所述若干选择参数判断所述屏幕上的若干目标物。A control unit is used for judging a plurality of targets on the screen according to the plurality of snapshot images and the plurality of selection parameters.
一种通过一显示设备显示目标物的显示方法，包括：A display method for displaying an object through a display device, comprising:
接收相应另一显示设备的屏幕的若干快照影像；receiving snapshot images corresponding to the screen of another display device;
显示相应所述屏幕的若干影像；displaying images corresponding to said screens;
接收相应所述若干影像的选择操作产生的若干选择参数；及receiving a plurality of selection parameters corresponding to a selection operation of the plurality of images; and
根据所述若干快照影像及所述若干选择参数判断所述屏幕上的若干目标物。A plurality of targets on the screen are judged according to the plurality of snapshot images and the plurality of selection parameters.
所述具有显示单元的捕获设备能捕获另一显示设备的屏幕上的目标物的信息及通过所述显示单元显示所述目标物的信息，如所述目标物的简单介绍或者详细介绍。The capture device with a display unit can capture the information of the target on the screen of another display device and display the information of the target through the display unit, such as a brief introduction or a detailed introduction of the target.
附图说明Description of drawings
下面参照附图结合较佳实施方式对本发明作进一步详细描述：The present invention will be described in further detail below in conjunction with preferred embodiment with reference to accompanying drawing:
图1是本发明显示系统的较佳实施方式的方框图。Fig. 1 is a block diagram of a preferred embodiment of the display system of the present invention.
图2是包括相关信息的信息包的示意图。Fig. 2 is a schematic diagram of an information packet including related information.
图3是图1中显示单元显示目标物信息的示意图。FIG. 3 is a schematic diagram of displaying object information by the display unit in FIG. 1 .
图4是图1中显示系统进行显示时的显示方法的流程图。FIG. 4 is a flowchart of a display method when the display system in FIG. 1 performs display.
图5是图4中显示方法的步骤S1150的流程图。FIG. 5 is a flowchart of step S1150 of the method shown in FIG. 4 .
主要元件符号说明Description of main component symbols
如下具体实施方式将结合上述附图进一步说明本发明。The following specific embodiments will further illustrate the present invention in conjunction with the above-mentioned drawings.
具体实施方式detailed description
请参考图1是本发明显示系统的方框图。在本实施方式中，所述显示系统包括一显示设备100及一显示设备200。在本实施方式中，所述捕获设备100是一便携式设备，如一平板电脑、一笔记本电脑或者一手机。所述显示设备200是一电视或者一电脑显示器。所述显示设备200包括一显示单元210、一发光单元220及一控制单元230。在其他实施方式中，所述捕获设备100可能是其他类型能显示影像的电子设备，如一电脑显示器，所述显示设备200可能是其他类型能显示影像的电子设备，如一平板电脑。Please refer to FIG. 1 which is a block diagram of the display system of the present invention. In this embodiment, the display system includes a display device 100 and a display device 200 . In this embodiment, the capture device 100 is a portable device, such as a tablet computer, a notebook computer or a mobile phone. The display device 200 is a TV or a computer monitor. The display device 200 includes a display unit 210 , a light emitting unit 220 and a control unit 230 . In other embodiments, the capture device 100 may be other types of electronic devices capable of displaying images, such as a computer monitor, and the display device 200 may be other types of electronic devices capable of displaying images, such as a tablet computer.
所述显示单元210用于显示第二影像G2（图未示）。所述发光单元220包括若干发光元件，如发光二极管。在本实施方式中，所述显示单元210包括所述发光单元220，以通过发光来显示所述第二影像G2。在其他实施方式中，所述发光单元220可能不包括在所述显示单元210内，其可能仅包括一个发光元件以作为所述显示设备200的电源指示灯。所述控制单元230包括一显卡，用于根据从电视天线或电线接收到的影像信号控制所述显示单元210显示所述第二影像G2。所述控制单元230根据所述第二影像G2包括的相关信息Ic（图未示）控制所述发光单元220改变所述发光元件的亮度。其中，从所述影像信号中获得所述相关信息Ic。人眼不能感测到所述发光元件亮度的变化。所述相关信息Ic包括目标物O（图未示）的名称及所述目标物O的信息。所述目标物O可能是字符、单词、句子或者图片。所述目标物O的信息可能是所述目标物O的简单介绍、所述目标物O的详细介绍、所述目标物O的相关信息或者所述目标物O的其他类型的信息，如所述目标物O的超链接或者唤醒一电脑程序的窗口元件。The display unit 210 is used for displaying the second image G2 (not shown). The light emitting unit 220 includes several light emitting elements, such as light emitting diodes. In this embodiment, the display unit 210 includes the light emitting unit 220 for displaying the second image G2 by emitting light. In other implementation manners, the light emitting unit 220 may not be included in the display unit 210 , and it may only include one light emitting element as a power indicator light of the display device 200 . The control unit 230 includes a graphics card for controlling the display unit 210 to display the second image G2 according to the image signal received from the TV antenna or wire. The control unit 230 controls the light emitting unit 220 to change the brightness of the light emitting elements according to the relevant information Ic (not shown) included in the second image G2. Wherein, the related information Ic is obtained from the image signal. Human eyes cannot sense the change of the brightness of the light emitting element. The related information Ic includes the name of the target object O (not shown in the figure) and the information of the target object O. The object O may be a character, a word, a sentence or a picture. The information of the target object O may be a brief introduction of the target object O, a detailed introduction of the target object O, related information of the target object O, or other types of information of the target object O, as described in A hyperlink of the object O or a window component that wakes up a computer program.
在本实施方式中，所述发光元件的亮度取决于一亮度信号Sb（图未示）。所述控制单元230通过一亮度调节方法（如直角分频多工器）调节所述亮度信号Sb来控制所述发光单元220改变所述发光单元的亮度，如此，所述调节的亮度信号Sb代表包括相关信息Ic的信息包。图2是信息包P的示意图，所述信息包P包括相关信息Ic。在本实施方式中，所述调节的亮度信号Sb代表包括识别所述信息包的识别地址Fi、所述目标物O名称的类型地址Ft、所述目标物O的信息的数据地址Fd及代表所述数据地址Fd长度的长度地址Fl。当所述第二影像G2包括若干目标物O时，所述亮度信号Sb被调节至代表所述若干目标物O的信息包P。In this implementation manner, the brightness of the light emitting element depends on a brightness signal Sb (not shown). The control unit 230 adjusts the brightness signal Sb through a brightness adjustment method (such as a right angle frequency division multiplexer) to control the light emitting unit 220 to change the brightness of the light emitting unit, so that the adjusted brightness signal Sb represents An information packet including related information Ic. FIG. 2 is a schematic diagram of an information packet P including related information Ic. In this embodiment, the adjusted brightness signal Sb represents the identification address Fi for identifying the information packet, the type address Ft of the name of the object O, the data address Fd of the information of the object O, and the data address Fd representing the information packet. The length address F1 of the length of the data address Fd. When the second image G2 includes several objects O, the brightness signal Sb is adjusted to represent the packets P of the several objects O.
所述捕获设备100包括一显示单元110、一触摸面板120、一影像感测单元130、一存储单元140、一控制单元150及一无线通信单元160。在本实施方式中，所述显示单元110是一液晶显示屏，用于显示对应所述显示设备200的显示单元210的屏幕的第一影像G1（图未示）。其中，所述屏幕是所述发光单元220的一显示部分，用于显示所述第二影像G2。在其他实施方式中，所述显示单元110可能是其他类型的电子显示元件，如一有源矩阵有机发光二极管显示屏。除此之外，所述显示单元110可能是一透明显示屏，如一透明液晶显示屏或一透明有源矩阵有机发光二极管显示屏，为允许使用者观察所述第一影像G1，其中，所述第一影像G1是通过所述显示单元110看到的所述显示设备200的显示单元210的屏幕的虚拟影像。The capture device 100 includes a display unit 110 , a touch panel 120 , an image sensing unit 130 , a storage unit 140 , a control unit 150 and a wireless communication unit 160 . In this embodiment, the display unit 110 is a liquid crystal display screen, which is used to display a first image G1 (not shown) corresponding to the screen of the display unit 210 of the display device 200 . Wherein, the screen is a display part of the light emitting unit 220 for displaying the second image G2. In other implementations, the display unit 110 may be other types of electronic display elements, such as an active matrix organic light emitting diode display. In addition, the display unit 110 may be a transparent display, such as a transparent liquid crystal display or a transparent active matrix organic light emitting diode display, in order to allow users to observe the first image G1, wherein the The first image G1 is a virtual image of the screen of the display unit 210 of the display device 200 viewed through the display unit 110 .
在本实施方式中，所述捕获设备100的显示单元110可能是一能够显示影像的显示面板。所述捕获设备100的触摸面板120设置在所述显示单元110上，以显示包括所述第一影像G1的影像，如此，在所述触摸面板120上进行触摸动作以产生所述第一影像G1。所述触摸面板120具有一调整系统，其对应所述显示单元110的调整系统。当所述触摸面板120侦测到所述触摸动作包括一按压动作时，所述触摸面板120产生关于触摸动作的触摸位置参数。在其他实施方式中，其他类型的输入设备，如一鼠标能产生关于所述第一影像G1的选择操作的选择参数。In this embodiment, the display unit 110 of the capture device 100 may be a display panel capable of displaying images. The touch panel 120 of the capture device 100 is disposed on the display unit 110 to display an image including the first image G1, so that a touch action is performed on the touch panel 120 to generate the first image G1 . The touch panel 120 has an adjustment system corresponding to the adjustment system of the display unit 110 . When the touch panel 120 detects that the touch action includes a press action, the touch panel 120 generates a touch position parameter related to the touch action. In other embodiments, other types of input devices, such as a mouse, can generate selection parameters related to the selection operation of the first image G1.
所述影像感测单元130包括影像感测设备，如摄像头来产生快照影像Gs（图未示）。所述快照影像Gs可能是照片或者视频，其中，每一快照影像Gs包括所述显示设备200的显示单元210的屏幕的影像。所述影像感测单元130进一步产生对应所述发光元件的快照影像Gs，其中，每一快照影像Gs包括所述发光元件的影像。在其他实施方式中，所述捕获设备100可能包括其他的影像感测单元，如产生使用者影像的影像感测设备，每一使用者影像可能包括所述使用者的肖像。The image sensing unit 130 includes an image sensing device, such as a camera, to generate a snapshot image Gs (not shown). The snapshot images Gs may be photos or videos, wherein each snapshot image Gs includes an image of the screen of the display unit 210 of the display device 200 . The image sensing unit 130 further generates snapshot images Gs corresponding to the light emitting elements, wherein each snapshot image Gs includes an image of the light emitting elements. In other implementations, the capture device 100 may include other image sensing units, such as an image sensing device that generates user images, and each user image may include a portrait of the user.
所述存储单元140为存取数字信息的设备，如一随机存取存储器、一非易失性存储器或者一硬盘，所述存储单元140用于存储包括样本目标图像的样本目标数据Ds（图未示）。所述样本目标物图像包括可能的目标物图像，如能被识别的字符或者图片。所述控制单元150从所述触摸面板120接收触摸位置参数及从所述影像感测单元130接收快照影像Gs。所述控制单元150根据所述触摸位置参数判断可能的目标物Op（图未示）及根据所述样本目标物数据Ds从可能的目标物Op中识别在所述显示设备200的显示单元210的屏幕上的目标物O，以此获得所述目标物O。The storage unit 140 is a device for accessing digital information, such as a random access memory, a non-volatile memory or a hard disk, and the storage unit 140 is used to store the sample target data Ds (not shown in the figure) including the sample target image ). The sample target image includes possible target images, such as recognizable characters or pictures. The control unit 150 receives a touch position parameter from the touch panel 120 and a snapshot image Gs from the image sensing unit 130 . The control unit 150 judges the possible target object Op (not shown) according to the touch position parameter and identifies the possible target object Op in the display unit 210 of the display device 200 according to the sample target object data Ds. The target object O on the screen to obtain the target object O.
在本实施方式中，所述控制单元150分析所述快照影像Gs来确定所述快照影像Gs的一部分以作为可能的目标物Op。所述控制单元150将所述可能的目标物Op与所述样本目标数据Ds中的样本目标影像进行比对，以识别显示在所述显示设备200的显示单元210的屏幕上的字符及/或者图片并根据所述识别的字符及/或图片判断所述目标物O。所述目标物O可能是字符、单词或者由识别字符组成的句子，或者相应所述识别图片的图片。例如，由字符组成的术语，一串识别字符能被作为一目标物O。在本实施方式中，在所述目标物O确定之后，通过设置一虚线框G11（参考图3）将所述快照影像Gs的确定部分进行标记，以此将所述屏幕上的确定部分与其他部分区分开来。In this embodiment, the control unit 150 analyzes the snapshot image Gs to determine a part of the snapshot image Gs as a possible object Op. The control unit 150 compares the possible target object Op with the sample target image in the sample target data Ds to identify characters and/or characters displayed on the screen of the display unit 210 of the display device 200 and determine the target object O according to the recognized characters and/or pictures. The target object O may be a character, a word or a sentence composed of recognized characters, or a picture corresponding to the recognized picture. For example, a term consisting of characters, a string of identifying characters can be taken as an object O. In this embodiment, after the target object O is determined, the determined part of the snapshot image Gs is marked by setting a dotted frame G11 (refer to FIG. 3 ), so as to separate the determined part on the screen from other partly separated.
在本实施方式中，所述控制单元150根据所述快照影像Gs判断所述发光元件的亮度的变化、根据所述发光元件的亮度的变化获得所述相关信息Ic及根据获得的相关信息产生目标物数据Do。当判断所述发光元件的亮度变化时，产生相应所述发光元件的快照影像Gs的频率大于所述发光元件的亮度的变化，如此，通过所述显示设备200的显示单元210的屏幕上的影像能够观察到所述变化。在其他实施方式中，所述捕获设备100包括一光电探测器单元，其包括一光电探测器，如一电荷耦合装置或者一光电二极管。所述光电探测器单元产生相应所述发光元件亮度的亮度信号。所述控制单元150根据所述亮度信号判断所述发光元件的亮度的变化。In this embodiment, the control unit 150 judges the change of the luminance of the light-emitting element according to the snapshot image Gs, obtains the related information Ic according to the change of the luminance of the light-emitting element, and generates a target according to the obtained related information. Object data Do. When it is determined that the brightness of the light-emitting element changes, the frequency of generating the snapshot image Gs corresponding to the light-emitting element is greater than the change in brightness of the light-emitting element, so that the image on the screen of the display unit 210 of the display device 200 The changes can be observed. In other embodiments, the capture device 100 includes a photodetector unit, which includes a photodetector, such as a charge-coupled device or a photodiode. The photodetector unit generates a brightness signal corresponding to the brightness of the light emitting element. The control unit 150 judges the change of the brightness of the light emitting element according to the brightness signal.
在本实施方式中，由于通过调节亮度信号Sb代表了包括相关信息Ic的信息包P，所述控制单元150产生相应所述发光元件的亮度变化信号、根据所述调节方法调节所述亮度变化信号来识别所述信息包P、通过从所述信息包P的类型地址Ft及数据地址Fd中攫取相关信息Ic获得相关信息Ic。所述控制单元150将所述目标物O与所述相关信息Ic中的第二影像G2中的目标物O的名称进行比对，当所述目标物O的名称与所述目标物O一致时，通过设置所述目标物O的信息产生目标物数据Do。In this embodiment, since the information packet P including the relevant information Ic is represented by the adjusted brightness signal Sb, the control unit 150 generates a brightness change signal corresponding to the light-emitting element, and adjusts the brightness change signal according to the adjustment method. To identify the information packet P, obtain the relevant information Ic by grabbing the relevant information Ic from the type address Ft and data address Fd of the information packet P. The control unit 150 compares the target object O with the name of the target object O in the second image G2 in the related information Ic, and when the name of the target object O is consistent with the target object O , generating object data Do by setting the information of the object O.
除此之外，所述目标物O的信息可能被预先存储在所述存储单元140中，或者根据通信协议，如蓝牙、WI-FI及GSM通过一无线网络4000从一个连接所述捕获设备100的云端服务器3000接收并存储在所述存储单元140中。当在所述相关信息Ic中找不到所述目标物O的信息时，所述控制单元150从所述存储单元140接收信息或者传输包括所述目标物O的需求信息给所述云端服务器3000及通过连接至所述无线网络4000的无线通信单元160从所述云端服务器3000接收对应所述需求信息的所述目标物O的信息。In addition, the information of the target object O may be pre-stored in the storage unit 140, or according to communication protocols, such as Bluetooth, WI-FI and GSM, through a wireless network 4000 from a connected capture device 100 received by the cloud server 3000 and stored in the storage unit 140. When the information of the target object O cannot be found in the related information Ic, the control unit 150 receives information from the storage unit 140 or transmits demand information including the target object O to the cloud server 3000 and receiving the information of the object O corresponding to the demand information from the cloud server 3000 through the wireless communication unit 160 connected to the wireless network 4000 .
在其他实施方式中，所述存储单元140可能包括客户化信息，如使用者1000的个人信息，如此，所述控制单元150能传输对应所述客户化信息的包括目标物O的信息的目标数据Do。例如，所述控制单元150能接收对应定义所述使用者1000的个人信息范围的目标物O的信息，以此提供使用者1000需要的信息。除此之外，所述捕获设备100可能包括若干感测单元以侦测所述捕获设备100放置区域的环境参数，如所述区域的位置、方向、温度及/或湿度，如此，所述控制单元150能传输包括对应环境参数的目标物O的信息的目标数据Do。例如，所述感测单元可能是一全球定位系统接收器，其能产生代表所述捕获设备100的纬度、经度及海拔的位置信息。同时，所述控制单元150能接收对应所述位置信息的所述目标物O的信息，以此提供关于所述捕获设备100的位置的信息，如所述捕获设备100放置区域的位置信息。In other embodiments, the storage unit 140 may include customized information, such as the personal information of the user 1000, so that the control unit 150 can transmit the target data including the information of the target object O corresponding to the customized information Do. For example, the control unit 150 can receive information corresponding to the object O defining the personal information range of the user 1000 , so as to provide the information required by the user 1000 . In addition, the capture device 100 may include several sensing units to detect environmental parameters of the area where the capture device 100 is placed, such as the location, direction, temperature and/or humidity of the area, so that the control The unit 150 is capable of transmitting object data Do comprising information of the object O corresponding to the environmental parameters. For example, the sensing unit may be a global positioning system receiver capable of generating location information representing the latitude, longitude and altitude of the capture device 100 . At the same time, the control unit 150 can receive the information of the target object O corresponding to the position information, so as to provide information about the position of the capture device 100 , such as the position information of the area where the capture device 100 is placed.
所述显示单元110从所述控制单元150接收目标数据Do。图3是图1中通过所述显示单元110显示的目标相关信息G12的示意图。所述显示单元110根据所述目标数据Do显示所述目标相关信息G12。所述目标相关信息G12显示在所述显示单元110上的所述目标物O的信息的位置临近对应所述目标物O的第一影像G1的图片G13的位置。当所述目标物O出现移动时，如所述捕获设备100移动或者所述显示设备200的屏幕变化，所述控制单元150能传输所述目标数据Do，同时，当所述目标物O移动时，所述影像感测单元130追踪所述目标物O，以使显示的所述目标相关信息G12对应所述图片G13的位置。The display unit 110 receives target data Do from the control unit 150 . FIG. 3 is a schematic diagram of the target-related information G12 displayed by the display unit 110 in FIG. 1 . The display unit 110 displays the target related information G12 according to the target data Do. The position of the information about the target O displayed on the display unit 110 by the target related information G12 is close to the position of the picture G13 corresponding to the first image G1 of the target O. When the target object O moves, such as the capture device 100 moves or the screen of the display device 200 changes, the control unit 150 can transmit the target data Do, and at the same time, when the target object O moves , the image sensing unit 130 tracks the target object O, so that the displayed target related information G12 corresponds to the position of the picture G13.
图4是图1中所述显示系统进行显示时的显示方法的流程图。所述显示方法如下。通过存储在所述捕获设备100的存储单元140中的指令执行步骤S1110-S1160。在其他实施方式中，所述步骤可能增加、减少及变更顺序。FIG. 4 is a flowchart of a display method when the display system in FIG. 1 performs display. The display method is as follows. Steps S1110 - S1160 are performed by instructions stored in the storage unit 140 of the capture device 100 . In other embodiments, the steps may be added, subtracted, and reordered.
步骤S1110：接收对应所述显示设备200的显示单元210的屏幕的快照影像Gs。Step S1110 : Receive the snapshot image Gs corresponding to the screen of the display unit 210 of the display device 200 .
步骤S1120：通过所述显示单元110显示对应所述屏幕的第一影像G1。在本实施方式中，根据所述快照影像Gs将所述第一影像G1显示在所述显示单元110上。在其他实施方式中，使用者通过一透明显示屏能够看到所述显示设备200的显示单元210的屏幕及显示在所述透明显示屏上的第一影像G1，其中所述第一影像G1是所述屏幕的虚拟影像。Step S1120 : Display the first image G1 corresponding to the screen through the display unit 110 . In this embodiment, the first image G1 is displayed on the display unit 110 according to the snapshot image Gs. In other embodiments, the user can see the screen of the display unit 210 of the display device 200 and the first image G1 displayed on the transparent display screen through a transparent display screen, wherein the first image G1 is A virtual image of the screen.
步骤S1130：当接收到相应所述第一影像G1的触摸操作时，产生触摸位置参数。Step S1130: When a touch operation corresponding to the first image G1 is received, generate a touch position parameter.
步骤S1140：根据所述快照影像Gs及所述触摸位置参数确定所述目标物O。在本实施方式中，根据所述样本目标数据Ds分析所述快照影像Gs来识别所述目标物O。Step S1140: Determine the target object O according to the snapshot image Gs and the touch position parameter. In this embodiment, the target object O is identified by analyzing the snapshot image Gs according to the sample target data Ds.
步骤S1150：产生所述目标物数据Do。在本实施方式中，根据从所述显示设备200获得的相关信息Ic产生所述目标物数据Do。当在所述相关信息Ic中找不到关于所述目标物O的信息时，通过传输对应所述目标物O的需求信息给所述云端服务器3000以从所述云端服务器3000接收关于所述目标物O的信息，通过无线通信单元160从所述云端服务器3000接收对应所述需求信息的目标物O的信息。Step S1150: Generate the object data Do. In this embodiment, the object data Do is generated according to the relevant information Ic obtained from the display device 200 . When no information about the target O is found in the related information Ic, the cloud server 3000 receives information about the target by transmitting the demand information corresponding to the target O to the cloud server 3000. The information about the object O is received from the cloud server 3000 through the wireless communication unit 160, and the information about the object O corresponding to the demand information is received.
步骤S1160：根据所述目标物数据Do在所述显示单元110上显示相应所述目标物O的目标相关信息G12。Step S1160: Display the target related information G12 corresponding to the target O on the display unit 110 according to the target object data Do.
图5是图4中步骤S1150的流程图。通过存储在所述显示设备200中的指令执行步骤S1151，通过存储在所述捕获设备100的存储单元140中的指令执行步骤S1152-S1155。在其他实施方式中，所述步骤可能增加、减少及变更顺序。FIG. 5 is a flowchart of step S1150 in FIG. 4 . Step S1151 is executed by instructions stored in the display device 200 , and steps S1152 - S1155 are executed by instructions stored in the storage unit 140 of the capture device 100 . In other embodiments, the steps may be added, subtracted, and reordered.
步骤S1151：根据所述相关信息Ic控制所述发光单元220变化所述发光元件的亮度，其中，所述发光元件的亮度在人眼不能识别的范围内变化。Step S1151: Control the light emitting unit 220 to change the brightness of the light emitting element according to the relevant information Ic, wherein the brightness of the light emitting element changes within a range that cannot be recognized by human eyes.
步骤S1152：接收相应所述发光元件的快照影像Gs，其中，产生所述快照影像Gs的频率大于所述发光元件的亮度的变化频率。Step S1152: Receive the snapshot image Gs corresponding to the light emitting element, wherein the frequency of generating the snapshot image Gs is greater than the change frequency of the brightness of the light emitting element.
步骤S1153：根据对应所述发光元件的快照影像Gs判断所述显示设备200的发光单元220的发光元件的亮度的变化。Step S1153: According to the snapshot image Gs corresponding to the light-emitting element, determine the change of the brightness of the light-emitting element of the light-emitting unit 220 of the display device 200 .
步骤S1154：根据所述发光元件的亮度的变化获得所述相关信息Ic。Step S1154: Obtain the related information Ic according to the change of the brightness of the light emitting element.
步骤S1155：根据获得的相关信息Ic及目标物O产生目标物数据Do。Step S1155: Generate object data Do according to the obtained related information Ic and object O.
所述具有显示单元的捕获设备能捕获另一显示设备的屏幕上的目标物的信息及通过所述显示单元显示所述目标物的信息，如所述目标物的简单介绍或者详细介绍。The capture device with a display unit can capture the information of the target on the screen of another display device and display the information of the target through the display unit, such as a brief introduction or a detailed introduction of the target.
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