技术领域technical field
本实用新型涉及一种双屏平板电脑，尤其涉及一种双屏平板电脑显示和触摸控制电路。The utility model relates to a dual-screen tablet computer, in particular to a dual-screen tablet computer display and touch control circuit.
背景技术Background technique
平板电脑或超级本电脑等电子产品基于便于携带，轻薄等特性获得了越来越广泛的应用。随着电子技术及通信技术的发展，电脑运算速度越来越快，可以把越来越多的功能集成在又轻又薄的平板电脑里。除了满足娱乐休闲等功能需求外，越来越多的办公需求也可以由平板电脑满足。Electronic products such as tablet PCs or ultrabooks have been used more and more widely based on their portability, thinness and lightness. With the development of electronic technology and communication technology, computer computing speed is getting faster and faster, and more and more functions can be integrated in light and thin tablet computers. In addition to meeting functional requirements such as entertainment and leisure, more and more office needs can also be met by tablet computers.
双屏平板电脑是平板电脑的一种改进或一种变形。市面的双屏电脑大多通过转轴连接两个平板电脑，而且两个平板之间可以做180度的开合。再有，平板电脑上大多配备有触摸屏，通过触摸屏实现对平板电脑的触摸操作。A dual-screen tablet is an improvement or a variant of a tablet. Most of the dual-screen computers on the market are connected to two tablet computers through hinges, and the two tablets can be opened and closed at 180 degrees. Furthermore, most of the tablet computers are equipped with a touch screen, and the touch operation of the tablet computer is realized through the touch screen.
通过单个的触摸屏和显示屏实现单个平板电脑的触摸控制已经发展起来的技术。现有的双屏平板电脑则采用两个触控集成电路分别控制两个触摸屏，一方面，需要较高的硬件成本，另一方面，当需要两个触摸屏和两个显示屏进行扩展显示或触控或配合显示或触控时，两个触控集成电路之间的通信和线路设计、软件设计会变得异常复杂，这给系统设计带来了很大的不便。因此，现有双屏平板电脑的两个触摸屏之间是独立的驱动并独立的实现触摸控制的。A technology that has been developed to realize touch control of a single tablet computer through a single touch screen and display screen. Existing dual-screen tablet computers use two touch integrated circuits to control two touch screens respectively. On the one hand, higher hardware costs are required; When combined with display or touch control, the communication between two touch integrated circuits, circuit design, and software design will become extremely complicated, which brings great inconvenience to system design. Therefore, the two touch screens of the existing dual-screen tablet computer are independently driven and independently realize touch control.
在包含有两个平板电脑和两个触摸屏的双屏平板电脑中，如何降低硬件的成本以及如何有效利用电脑系统的软件和硬件资源，提高双屏平板电脑显示和触控操作的便捷性和实用性，则是亟需解决的技术问题。In a dual-screen tablet computer including two tablet computers and two touch screens, how to reduce the cost of hardware and how to effectively utilize the software and hardware resources of the computer system to improve the convenience and practicality of the display and touch operation of the dual-screen tablet computer Sex is a technical problem that needs to be solved urgently.
实用新型内容Utility model content
本实用新型的目的是降低双屏平板电脑硬件成本，提高系统运行效率。The purpose of the utility model is to reduce the hardware cost of the double-screen tablet computer and improve the operating efficiency of the system.
本实用新型的另一目的是提高双屏平板电脑的显示和触摸控制的便捷性。Another purpose of the utility model is to improve the convenience of the display and touch control of the dual-screen tablet computer.
本实用新型的另一目的是实现双屏平板电脑的两个显示屏的分立或扩展显示，两个触摸屏的分立或合并的输入输出，以及触摸屏的分别和联合触控。Another purpose of the utility model is to realize the separate or extended display of the two display screens of the dual-screen tablet computer, the separate or combined input and output of the two touch screens, and the separate and combined touch of the touch screens.
为实现上述目的，本实用新型的双屏平板电脑包括包括第一显示屏和第二显示屏，第一触摸屏和第二触摸屏，所述第一触摸屏与所述第一显示屏相贴合；所述第二显示屏与所述第二触摸屏相贴合；所述第一显示屏与所述第二显示屏通过转轴或铰链相连接且可展开或闭合；所述第一触摸屏和第二触摸屏同时与一个单一的触摸主控模块电连接。In order to achieve the above object, the dual-screen tablet computer of the present invention includes a first display screen and a second display screen, a first touch screen and a second touch screen, and the first touch screen is attached to the first display screen; The second display screen is attached to the second touch screen; the first display screen is connected to the second display screen through a rotating shaft or a hinge and can be expanded or closed; the first touch screen and the second touch screen are simultaneously Electrically connected with a single touch master control module.
优选地，所述触摸主控模块包括控制所述第一触摸屏和第二触摸屏进入扩展触控模式或单独触控模式的触摸模式选择模块。Preferably, the touch main control module includes a touch mode selection module for controlling the first touch screen and the second touch screen to enter an extended touch mode or an individual touch mode.
优选地，本实用新型的双屏平板电脑进一步包括控制所述第一显示屏和第二显示屏进入单独显示模式、镜像显示模式、扩展显示模的显示模式选择模块。Preferably, the dual-screen tablet computer of the present invention further includes a display mode selection module for controlling the first display screen and the second display screen to enter a separate display mode, a mirror image display mode, or an extended display mode.
优选地，本实用新型的双屏平板电脑的所述显示模式选择模块、所述触摸主控模块分别与所述双屏平板电脑的主板控制电路电连接；所述显示模式选择模块与所述触摸模式选择模块通过主板控制电路进行电连接或通信。Preferably, the display mode selection module and the touch main control module of the dual-screen tablet computer of the present invention are respectively electrically connected to the main board control circuit of the dual-screen tablet computer; the display mode selection module is connected to the touch The mode selection module is electrically connected or communicated through the mainboard control circuit.
优选地，所述触摸主控模块通过单独USB接口与双屏平板电脑的主板进行电连接和数据通信。Preferably, the touch main control module is electrically connected and data-communicated with the main board of the dual-screen tablet computer through a separate USB interface.
优选地，所述第一触摸屏和第二触摸屏与同一个触控集成电路电连接。Preferably, the first touch screen and the second touch screen are electrically connected to the same touch integrated circuit.
优选地，所述第一触摸屏包括N个第一触控感测电极，所述第二触摸屏包括M个第二触控感测电极；所述N个第一触控感测电极和M个第二触控感测电极依次与所述触控集成电路的触控电极驱动和扫描接口电连接，其中N和M均为自然数。Preferably, the first touch screen includes N first touch sensing electrodes, the second touch screen includes M second touch sensing electrodes; the N first touch sensing electrodes and the M second touch sensing electrodes The two touch sensing electrodes are sequentially electrically connected to the touch electrode driving and scanning interfaces of the touch integrated circuit, wherein N and M are both natural numbers.
优选地，所述触控集成电路包括开关选择电路；所述开关选择电路分别与所述N个第一触控感测电极和所述M个第二触控感测电极电连接；所述开关选择电路选择分别单独选通所述的N个第一触控感测电极，所述M个第二触控感测电极或同时选通所述N个第一触控感测电极和所述的M个第二触控感测电极。Preferably, the touch integrated circuit includes a switch selection circuit; the switch selection circuit is electrically connected to the N first touch sensing electrodes and the M second touch sensing electrodes; the switch The selection circuit selects to separately gate the N first touch sensing electrodes, the M second touch sensing electrodes or simultaneously gate the N first touch sensing electrodes and the M second touch sensing electrodes.
优选地，所述触摸主控模块包括触摸模式选择模块；所述触摸模式选择模块分别与所述N个第一触控感测电极和所述M个第二触控感测电极电连接并控制所述第一触摸屏和第二触摸屏进入扩展触控模式或单独触控模式。Preferably, the touch main control module includes a touch mode selection module; the touch mode selection module is electrically connected to and controls the N first touch sensing electrodes and the M second touch sensing electrodes respectively. The first touch screen and the second touch screen enter into an extended touch mode or an individual touch mode.
本实用新型进一步提供一种双屏平板电脑的显示和触摸控制方法，所述双屏平板电脑包括第一显示屏和第二显示屏，第一触摸屏和第二触摸屏；所述第一触摸屏与第一显示屏相贴合；第二触摸屏与第二显示屏相贴合；所述第一显示屏的一个侧边与所述第二显示屏的一个侧边通过转轴相连接且可展开或闭合；本实用新型的所述控制方法包括步骤：选择所述第一显示屏和第二显示屏进入预设的显示模式之一；根据所选择的显示模式，使所述第一触摸屏和第二触摸屏进入预设的触摸控制模式。The utility model further provides a display and touch control method of a dual-screen tablet computer, the dual-screen tablet computer includes a first display screen and a second display screen, a first touch screen and a second touch screen; the first touch screen and the second touch screen A display screen is attached; the second touch screen is attached to the second display screen; one side of the first display screen is connected to one side of the second display screen through a rotating shaft and can be expanded or closed; The control method of the present utility model includes the steps of: selecting the first display screen and the second display screen to enter one of the preset display modes; according to the selected display mode, making the first touch screen and the second touch screen enter Preset touch control modes.
优选地，所述预设的显示模式包括单独显示模式，镜像显示模式，扩展显示模式其中之一或其组合；所述预设的触摸控制模式包括单独触控模式和扩展触控模式。Preferably, the preset display mode includes one of a single display mode, a mirror image display mode, and an extended display mode or a combination thereof; the preset touch control mode includes an individual touch control mode and an extended touch control mode.
优选地，当选择所述第一显示屏和第二显示屏进入单独显示模式或镜像显示模式时，所述第一触摸屏和第二触摸屏进入单独触控模式；当选择所述第一显示屏和第二显示屏进入扩展显示模式时，所述第一触摸屏和第二触摸屏进入扩展触控模式。Preferably, when the first display screen and the second display screen are selected to enter an independent display mode or a mirror image display mode, the first touch screen and the second touch screen enter an individual touch mode; when the first display screen and the second display screen are selected When the second display screen enters the extended display mode, the first touch screen and the second touch screen enter the extended touch mode.
优选地，使用同一触摸控制模块对所述第一触摸屏和第二触摸屏进行驱动和扫描。Preferably, the same touch control module is used to drive and scan the first touch screen and the second touch screen.
优选地，本实用新型的双屏平板电脑的显示和触摸控制方法，使用同一显示控制模块对第一显示屏和第二显示屏进行驱动和扫描。Preferably, the display and touch control method for a dual-screen tablet computer of the present invention uses the same display control module to drive and scan the first display screen and the second display screen.
优选地，本实用新型的的双屏平板电脑的显示和触摸控制方法，所述第一触摸屏包括N个第一触控感测电极，所述第二触摸屏包括M个第二触控感测电极；N和M为自然数；所述N个第一触控感测电极和M个第二触控感测电极与同一个触摸控制集成电路电连接；所述触摸控制集成电路对所述N个第一触控感测电极和M个第二触控感测电极进行驱动和扫描。Preferably, in the display and touch control method of a dual-screen tablet computer of the present invention, the first touch screen includes N first touch sensing electrodes, and the second touch screen includes M second touch sensing electrodes ; N and M are natural numbers; the N first touch sensing electrodes and the M second touch sensing electrodes are electrically connected to the same touch control integrated circuit; One touch sensing electrode and M second touch sensing electrodes are driven and scanned.
优选地，当选择所述第一显示屏和第二显示屏进入单独显示模式或镜像显示模式时，所述触摸控制集成电路分别驱动和扫描所述N个第一触控感测电极和M个第二触控感测电极使所述第一触摸屏或第二触摸屏独立运行；当选择所述第一显示屏和第二显示屏进入扩展显示模式时，所述触摸控制集成电路同时驱动和扫描所述N个第一触控感测电极和M个第二触控感测电极。Preferably, when the first display screen and the second display screen are selected to enter a separate display mode or a mirror display mode, the touch control integrated circuit drives and scans the N first touch sensing electrodes and the M touch sensing electrodes respectively. The second touch sensing electrode enables the first touch screen or the second touch screen to operate independently; when the first display screen and the second display screen are selected to enter the extended display mode, the touch control integrated circuit simultaneously drives and scans the The N first touch sensing electrodes and the M second touch sensing electrodes.
优选地，所述单独显示模式为所述第一个显示屏和第二显示屏独立显示；所述镜像显示模式为所述第一显示屏和第二显示屏显示同样的内容；所述扩展显示模式为所述第一显示屏和第二显示屏整合为一个显示屏显示。Preferably, in the separate display mode, the first display screen and the second display screen are independently displayed; in the mirror image display mode, the same content is displayed on the first display screen and the second display screen; in the extended display The mode is that the first display screen and the second display screen are integrated into one display screen for display.
优选地，当选择第一显示屏和第二屏的显示模式为扩展显示模式时，所述第一触摸屏和第二触摸屏进入扩展触摸模式；所述第一显示屏显示系统桌面的一半并通过第一触摸屏实现对桌面对象的触摸控制；所述第二显示屏显示系统桌面的另一半并通过第二显示屏对桌面对象进行触摸控制。Preferably, when the display mode of the first display screen and the second screen is selected as the extended display mode, the first touch screen and the second touch screen enter the extended touch mode; the first display screen displays half of the system desktop and passes through the second touch screen. A touch screen implements touch control on desktop objects; the second display screen displays the other half of the system desktop and performs touch control on desktop objects through the second display screen.
本实用新型的双屏平板电脑采用一颗单独的触控集成电路或触摸主控模块对两个触摸屏进行电连接和控制，一方面降低了硬件设计成本；另一方面，由于使用同一个触控集成电路或触控主控模块，可以基于同一个操作系统实现对两个触摸屏的控制，这样，再使用两个触摸屏在进行控制时，可以很便捷地与显示系统进行配合，实现两个触摸屏的单独控制和扩展控制，以及显示屏的单独显示和扩展显示，镜像显示等功能。能够简化软件系统的设计，提高系统运行效率，提升用户体验。The dual-screen tablet computer of the present invention adopts a separate touch integrated circuit or touch main control module to electrically connect and control the two touch screens, which reduces the hardware design cost on the one hand; The integrated circuit or touch master control module can control the two touch screens based on the same operating system. In this way, when the two touch screens are used for control, they can easily cooperate with the display system to realize the control of the two touch screens. Individual control and extended control, as well as individual display and extended display of the display screen, mirror display and other functions. It can simplify the design of the software system, improve the operating efficiency of the system, and enhance the user experience.
附图说明Description of drawings
图1示出了本实用新型双屏平板电脑的触摸屏结构框图。Fig. 1 shows a structural block diagram of the touch screen of the dual-screen tablet computer of the present invention.
图2示出了本实用新型的双屏平板电脑的第二实施例的触摸屏结构框图。Fig. 2 shows a structural block diagram of the touch screen of the second embodiment of the dual-screen tablet computer of the present invention.
图3示出了本实用新型的双屏平板电脑显示屏的结构框图。Fig. 3 shows a structural block diagram of the display screen of the dual-screen tablet computer of the present invention.
图4示出了本实用新型的双屏平板电脑的第三实施例的触摸屏结构示意图。Fig. 4 shows a schematic structural diagram of the touch screen of the third embodiment of the dual-screen tablet computer of the present invention.
图5示出了本实用新型的双屏平板电脑的触摸和显示控制方法流程图。Fig. 5 shows a flow chart of the touch and display control method of the dual-screen tablet computer of the present invention.
图6示出了本实用新型的双屏平板电脑的触摸和显示控制方法的另一实施例流程图。Fig. 6 shows a flow chart of another embodiment of the touch and display control method of the dual-screen tablet computer of the present invention.
具体实施方式Detailed ways
在详细说明本实用新型各实施例的技术方案前，对所涉及的名词和术语进行解释说明。需要注意的是，在本说明书中，名称相同或标号相同的部件代表相似或相同的结构，且仅限于示意的目的。Before explaining the technical solutions of each embodiment of the utility model in detail, the terms and terms involved are explained. It should be noted that in this specification, components with the same name or the same number represent similar or identical structures, and are for illustrative purposes only.
图1示出了本实用新型的双屏平板电脑的触摸屏结构框图。本实用新型的双屏平板电脑包括第一显示屏103和第二显示屏104（第一显示屏103和第二显示屏104在图1中未示出），第一触摸屏101和第二触摸屏102，所述第一触摸屏101与所述第一显示屏103相贴合；所述第二显示屏104与所述第二触摸屏102相贴合；所述第一显示屏103与所述第二显示屏104通过转轴或铰链相连接且可展开或闭合；所述第一触摸屏101和第二触摸屏102同时与一个单一的触摸主控模块301电连接。Fig. 1 shows a structural block diagram of the touch screen of the dual-screen tablet computer of the present invention. The dual-screen tablet computer of the present utility model comprises a first display screen 103 and a second display screen 104 (the first display screen 103 and the second display screen 104 are not shown in FIG. 1 ), the first touch screen 101 and the second touch screen 102 , the first touch screen 101 is attached to the first display screen 103; the second display screen 104 is attached to the second touch screen 102; the first display screen 103 is attached to the second display screen The screen 104 is connected by a rotating shaft or a hinge and can be opened or closed; the first touch screen 101 and the second touch screen 102 are electrically connected to a single touch main control module 301 at the same time.
需要说明的是，所述的第一显示屏103与第一触摸屏101以常规的方式进行贴合，即第一触摸屏101叠置于第一显示屏103的上面，中间以光学胶或透明的粘结材料粘贴，通过第一触摸屏101可以实现对第一显示屏103中显示内容的控制；而第二显示屏102与第二显示屏104设置为与第一显示屏103和第一触摸屏101相同或相似的结构。第一显示屏103、第二显示屏104、第一触摸屏101、第二触摸屏104中通过柔性电路板或线缆与其中的电子元器件相连接，并通过边缘部分导出或彼此电连接。It should be noted that the first display screen 103 and the first touch screen 101 are bonded in a conventional manner, that is, the first touch screen 101 is stacked on the first display screen 103 with optical glue or transparent glue in between. Sticking materials, the control of the content displayed in the first display screen 103 can be realized through the first touch screen 101; similar structure. The first display screen 103 , the second display screen 104 , the first touch screen 101 , and the second touch screen 104 are connected to electronic components therein through flexible circuit boards or cables, and are led out or electrically connected to each other through edge portions.
所述第一显示屏103与所述第二显示屏104通过转轴或铰链相连接且可展开或闭合；需要说明的是，在转轴和铰链中可以设置阻尼结构，以便在第一显示屏103和第二显示屏104打开后可以保持在一定的角度；这里所述的第一显示屏103和第二显示屏104上已经分别粘贴了第一触摸屏101和第二触摸屏102，为了描述的简明而省略描述。The first display screen 103 and the second display screen 104 are connected by a rotating shaft or a hinge and can be expanded or closed; After the second display screen 104 is opened, it can be kept at a certain angle; the first touch screen 101 and the second touch screen 102 have been pasted on the first display screen 103 and the second display screen 104 described here, which are omitted for brevity of description. describe.
需要说明的是，所述的“一个单一的触摸主控模块301”指的是同一颗触摸控制集成电路或者是基于同一个触摸集成控制电路的软件和硬件的集合。触摸主控模块301可以体现为一颗独立形态集成电路芯片、一块相对独立的电路板或者两块或多块分立形态的集成电路芯片或包含集成电路芯片的电路板；内在地，这些分立形态的集成电路芯片或电路板是基于一个同一个触摸控制内核或一个同一的触摸控制中央处理系统。It should be noted that the "single touch master control module 301" refers to the same touch control integrated circuit or a collection of software and hardware based on the same touch integrated control circuit. The main touch control module 301 can be embodied as an independent integrated circuit chip, a relatively independent circuit board, or two or more discrete integrated circuit chips or circuit boards containing integrated circuit chips; intrinsically, these discrete integrated circuit chips Integrated circuit chips or circuit boards are based on a unified touch control core or a unified touch control central processing system.
本实用新型的双屏平板电脑采用一颗单独的触控集成电路或触摸主控模块对两个触摸屏进行电连接和控制，一方面降低了硬件设计成本；另一方面，由于使用同一个触控集成电路或触控主控模块，可以基于同一个操作系统实现对两个触摸屏的控制，这样，再使用两个触摸屏在进行控制时，可以很便捷地与显示系统进行配合，实现两个触摸屏的单独控制和扩展控制，以及显示屏的单独显示和扩展显示，镜像显示等功能。能够简化软件系统的设计，提高系统运行效率，提升用户体验。The dual-screen tablet computer of the present invention adopts a separate touch integrated circuit or touch main control module to electrically connect and control the two touch screens, which reduces the hardware design cost on the one hand; The integrated circuit or touch master control module can control the two touch screens based on the same operating system. In this way, when the two touch screens are used for control, they can easily cooperate with the display system to realize the control of the two touch screens. Individual control and extended control, as well as individual display and extended display of the display screen, mirror display and other functions. It can simplify the design of the software system, improve the operating efficiency of the system, and enhance the user experience.
图2示出了本实用新型的双屏平板电脑的第二实施例的触摸屏结构框图。如图2所示，本实用新型的双屏平板电脑的触摸主控模块301还可以包括控制所述第一触摸屏101和第二触摸屏102进入扩展触控模式或单独触控模式的触摸模式选择模块301。单独触控模式即第一触摸屏101和第二触摸屏102分别作为一个独立的触摸屏进行工作，分别独立地进行触摸感测部件的驱动和扫描，包括使其中的一个触摸屏为关闭而另一个触摸屏是开启的状态，或者两个触摸屏都是开启的状态或都是关闭的状态。而扩展触控模式则是第一触摸屏101和第二触摸屏102合二为一的作为一个触摸屏器件进行驱动和扫描。例如以水平方向X向的坐标轴为例，假设总共有100个坐标点，那么，第一触摸屏101对坐标范围在（0，Y）～（50，Y）坐标范围内的显示对象触摸扫描和触摸控制，而第二触摸屏102则对坐标范围在（51，Y）～（100，Y）坐标范围内的对象进行触摸扫描和触摸控制。本实用新型通过触摸模式选择模块301在一个硬件或软件系统内实现第一触摸屏101和第二触摸屏102多种触控模式的调节和配合，提高双屏平板电脑使用的便捷性，并满足特定应用场景对显示和触摸控制模式的要求。Fig. 2 shows a structural block diagram of the touch screen of the second embodiment of the dual-screen tablet computer of the present invention. As shown in Figure 2, the touch master control module 301 of the dual-screen tablet computer of the present invention can also include a touch mode selection module that controls the first touch screen 101 and the second touch screen 102 to enter the extended touch mode or the individual touch mode 301. The single touch mode means that the first touch screen 101 and the second touch screen 102 work as an independent touch screen, and independently drive and scan the touch sensing components, including making one of the touch screens off and the other on state, or both touch screens are on or both are off. In the extended touch mode, the first touch screen 101 and the second touch screen 102 are combined as one touch screen device for driving and scanning. For example, taking the coordinate axis in the X direction in the horizontal direction as an example, assuming that there are 100 coordinate points in total, then the first touch screen 101 touches and scans the display objects whose coordinates range from (0, Y) to (50, Y) touch control, while the second touch screen 102 performs touch scanning and touch control on objects whose coordinates range from (51, Y) to (100, Y) coordinates. The utility model realizes the adjustment and cooperation of multiple touch modes of the first touch screen 101 and the second touch screen 102 in a hardware or software system through the touch mode selection module 301, improves the convenience of using the dual-screen tablet computer, and satisfies specific applications Scenario requirements for display and touch control modes.
图3示出了本实用新型的双屏平板电脑显示屏的结构框图。如图2、3所示，本实用新型的双屏平板电脑还可以包括控制所述第一显示屏103和第二显示屏104进入单独显示模式、镜像显示模式、扩展显示模式的显示模式选择模块204。优选地，所述显示模式选择模块204与显示控制模块302电连接。所述显示模式选择模块204、所述触摸主控模块201分别与所述双屏平板电脑的主板控制电路301电连接；所述显示模式选择模块204与所述触摸模式选择模块203通过主板控制电路进行电连接或通信。单独显示模式即第一显示屏103和第二显示屏204独立显示；镜像显示模式即便其中一个显示屏以镜像的方式显示另一个显示屏显示的内容；扩展显示模式即第一显示屏103与第二显示屏104合并为一个显示屏显示，即第一显示屏103显示电脑桌面内容的一半，而第二显示屏104则显示电脑桌面内容的另一半。通过所属显示模式选择模块204实现双屏平板电脑的多种显示模式，配合第一触摸屏101和第二触摸屏102提高显示和触摸控制的便捷性。Fig. 3 shows a structural block diagram of the display screen of the dual-screen tablet computer of the present invention. As shown in Figures 2 and 3, the dual-screen tablet computer of the present invention can also include a display mode selection module that controls the first display screen 103 and the second display screen 104 to enter a separate display mode, a mirror image display mode, and an extended display mode 204. Preferably, the display mode selection module 204 is electrically connected to the display control module 302 . The display mode selection module 204 and the touch main control module 201 are electrically connected to the main board control circuit 301 of the dual-screen tablet computer respectively; the display mode selection module 204 and the touch mode selection module 203 are connected through the main board control circuit To make an electrical connection or communication. The single display mode means that the first display screen 103 and the second display screen 204 are displayed independently; the mirror display mode means that one of the display screens displays the content displayed on the other display screen in a mirror image; the extended display mode means that the first display screen 103 and the second display screen 103 The two display screens 104 are combined into one display screen, that is, the first display screen 103 displays half of the computer desktop content, and the second display screen 104 displays the other half of the computer desktop content. Various display modes of the dual-screen tablet computer are realized through the associated display mode selection module 204 , and the convenience of display and touch control is improved by cooperating with the first touch screen 101 and the second touch screen 102 .
另外，本实用新型的双屏平板电脑的所述触摸主控模块201通过单独USB接口202与双屏平板电脑的主板控制电路301进行电连接和数据通信。USB接口作为通用的数据信号接口，具有很好的兼容性和便捷性，本实用新型采用USB接口统一将两个触摸屏连接至主板控制电路，便于所述触摸屏与主板控制电路进行数据通信和控制。In addition, the touch main control module 201 of the dual-screen tablet computer of the present invention is electrically connected and data-communicated with the main board control circuit 301 of the dual-screen tablet computer through a separate USB interface 202 . As a general data signal interface, the USB interface has good compatibility and convenience. The utility model adopts the USB interface to connect the two touch screens to the control circuit of the main board to facilitate data communication and control between the touch screen and the control circuit of the main board.
图4示出了本实用新型的双屏平板电脑的第三实施例的触摸屏结构示意图。如图4所示，所述第一触摸屏101包括N个第一触控感测电极11，所述第二触摸屏102包括M个第二触控感测电极12；所述N个第一触控感测电极11和M个第二触控感测电极12依次与所述触控集成电路205的触控电极驱动和扫描接口电连接，其中N和M均为自然数。M与N的数值可以相同也可以不相同。如图4所示，在第一触摸屏101中，第1～第N/2个第一触控感测电极11是水平方向上的触摸感测电极，第N/2+1～第N个第一触控感测电极11是垂直方向上的感测电极，需要注意的是，图4中所示的水平和垂直方向只是示例。在触控领域的技术人员可以对触摸感测电极的形状和排列方式进行组合和调整，本实用新型并不限定触摸感测的方式以及具体的触摸感测电极的结构。第二触摸屏102的触控感测原理与第一触摸屏101的结构相同，不再赘述。Fig. 4 shows a schematic structural diagram of the touch screen of the third embodiment of the dual-screen tablet computer of the present invention. As shown in Figure 4, the first touch screen 101 includes N first touch sensing electrodes 11, and the second touch screen 102 includes M second touch sensing electrodes 12; The sensing electrodes 11 and the M second touch sensing electrodes 12 are electrically connected to the touch electrode driving and scanning interfaces of the touch integrated circuit 205 in sequence, where N and M are both natural numbers. The values of M and N may be the same or different. As shown in FIG. 4, in the first touch screen 101, the 1st to N/2th first touch sensing electrodes 11 are touch sensing electrodes in the horizontal direction, and the N/2+1th to Nth A touch sensing electrode 11 is a sensing electrode in a vertical direction. It should be noted that the horizontal and vertical directions shown in FIG. 4 are just examples. Those skilled in the field of touch control can combine and adjust the shape and arrangement of the touch sensing electrodes. The present invention does not limit the touch sensing method and the specific structure of the touch sensing electrodes. The touch sensing principle of the second touch screen 102 is the same as that of the first touch screen 101 , and will not be repeated here.
需要注意的是，所述N个第一触控感测电极11和M个第二触控感测电极12依次与所述触控集成电路的管脚直接相连接，也可以通过转接口、柔性电路板等器件或其他外围电路例如开关选择电路与所属触控集成电路的管脚间接相连接。本实用新型的双屏平板电脑采用一个触控集成电路控制第一触摸屏101和第二触摸屏102，是的双屏平板电脑的两个显示屏和两个触摸屏之间可以实现自由的配合和控制，避免了采用两个独立的触摸感测系统所带来的硬件和软件通信方面诸多问题，提高了用户的操作的便捷性，也降低了硬件成本。It should be noted that the N first touch sensing electrodes 11 and the M second touch sensing electrodes 12 are directly connected to the pins of the touch integrated circuit in turn, or they can be connected through an interface, a flexible Components such as a circuit board or other peripheral circuits such as a switch selection circuit are indirectly connected to the pins of the touch integrated circuit. The dual-screen tablet computer of the present utility model adopts a touch integrated circuit to control the first touch screen 101 and the second touch screen 102, so that free cooperation and control can be realized between the two display screens and the two touch screens of the dual-screen tablet computer. Many problems in hardware and software communication caused by adopting two independent touch sensing systems are avoided, the convenience of user's operation is improved, and the hardware cost is also reduced.
优选地，所述触控集成电路包括开关选择电路；所述开关选择电路分别与所述N个第一触控感测电极和所述M个第二触控感测电极电连接；所述开关选择电路选择分别单独选通所述的N个第一触控感测电极，所述M个第二触控感测电极或同时选通所述N个第一触控感测电极和所述的M个第二触控感测电极。再者，所述触摸主控模块201或触控集成电路205还可以包括触摸模式选择模块203；所述触摸模式选择模块203分别与所述N个第一触控感测电极11和所述M个第二触控感测电极12电连接并控制所述第一触摸屏101和第二触摸屏102进入扩展触控模式或单独触控模式。Preferably, the touch integrated circuit includes a switch selection circuit; the switch selection circuit is electrically connected to the N first touch sensing electrodes and the M second touch sensing electrodes; the switch The selection circuit selects to separately gate the N first touch sensing electrodes, the M second touch sensing electrodes or simultaneously gate the N first touch sensing electrodes and the M second touch sensing electrodes. Furthermore, the touch main control module 201 or the touch integrated circuit 205 may further include a touch mode selection module 203; the touch mode selection module 203 is connected to the N first touch sensing electrodes 11 and the M The two second touch sensing electrodes 12 are electrically connected to and control the first touch screen 101 and the second touch screen 102 to enter the extended touch mode or the individual touch mode.
本实用新型的双屏平板电脑采用一颗单独的触控集成电路或触摸主控模块对两个触摸屏进行电连接和控制，一方面降低了硬件设计成本；另一方面，由于使用同一个触控集成电路或触控主控模块，可以基于同一个操作系统实现对两个触摸屏的控制，这样，再使用两个触摸屏在进行控制时，可以很便捷地与显示系统进行配合，实现两个触摸屏的单独控制和扩展控制，以及显示屏的单独显示和扩展显示，镜像显示等功能。能够简化软件系统的设计，提高系统运行效率，提升用户体验。The dual-screen tablet computer of the present invention adopts a separate touch integrated circuit or touch main control module to electrically connect and control the two touch screens, which reduces the hardware design cost on the one hand; The integrated circuit or touch master control module can control the two touch screens based on the same operating system. In this way, when the two touch screens are used for control, they can easily cooperate with the display system to realize the control of the two touch screens. Individual control and extended control, as well as individual display and extended display of the display screen, mirror display and other functions. It can simplify the design of the software system, improve the operating efficiency of the system, and enhance the user experience.
本实用新型还提供一种双屏平板电脑的显示和触摸控制方法。如图5所示，所述双屏平板电脑包括第一显示屏103和第二显示屏104，第一触摸屏101和第二触摸屏102；所述第一触摸屏101与第一显示屏103相贴合；第二触摸屏102与第二显示屏104相贴合；所述第一显示屏101的一个侧边与所述第二显示屏104的一个侧边通过转轴相连接且可展开或闭合；所述控制方法包括步骤401：选择所述第一显示屏和第二显示屏进入预设的显示模式之一；步骤402：根据所选择的显示模式，使所述第一触摸屏和第二触摸屏进入预设的触摸控制模式。The utility model also provides a display and touch control method of a double-screen tablet computer. As shown in Figure 5, the dual-screen tablet computer includes a first display screen 103 and a second display screen 104, a first touch screen 101 and a second touch screen 102; the first touch screen 101 is attached to the first display screen 103 The second touch screen 102 is attached to the second display screen 104; one side of the first display screen 101 is connected to one side of the second display screen 104 through a rotating shaft and can be expanded or closed; the The control method includes step 401: selecting the first display screen and the second display screen to enter one of the preset display modes; step 402: making the first touch screen and the second touch screen enter the preset display mode according to the selected display mode touch control mode.
需要注意的是，所述预设的显示模式可以设置为包括单独显示模式，镜像显示模式，扩展显示模式其中之一或其组合；所述预设的触摸控制模式包括单独触控模式和扩展触控模式。It should be noted that the preset display mode can be set to include one or a combination of individual display mode, mirror display mode, and extended display mode; the preset touch control mode includes individual touch control mode and extended touch control mode. control mode.
另外，本实用新型的双屏平板电脑显示和触摸控制方法还可以包括步骤501：当选择所述第一显示屏和第二显示屏进入单独显示模式或镜像显示模式时进入步骤502：In addition, the dual-screen tablet computer display and touch control method of the present invention may also include step 501: when the first display screen and the second display screen are selected to enter a separate display mode or a mirror image display mode, enter step 502:
步骤502：所述第一触摸屏和第二触摸屏进入单独触控模式；Step 502: the first touch screen and the second touch screen enter an individual touch mode;
步骤503：当选择所述第一显示屏和第二显示屏进入扩展显示模式时进入步骤504；Step 503: Enter step 504 when the first display screen and the second display screen are selected to enter the extended display mode;
步骤504：所述第一触摸屏和第二触摸屏进入扩展触控模式。Step 504: The first touch screen and the second touch screen enter an extended touch mode.
另外，本实用新型的双屏平板电脑显示和触摸控制方法可以选择使用同一触摸控制模块对所述第一触摸屏和第二触摸屏进行驱动和扫描。所述的同一触摸控制模块可以是硬件例如触控集成电路芯片、触控集成电路芯片的硬件电路及其控制软件的集合、或者是嵌入在触控集成电路芯片的固件模块。对第一触摸屏和第二触摸屏中的电极的扫描采用触控技术领域中常规的触控驱动和扫描技术即可。In addition, the dual-screen tablet computer display and touch control method of the present invention can choose to use the same touch control module to drive and scan the first touch screen and the second touch screen. The same touch control module can be hardware such as a touch integrated circuit chip, a set of hardware circuits of the touch integrated circuit chip and its control software, or a firmware module embedded in the touch integrated circuit chip. The scanning of the electrodes in the first touch screen and the second touch screen can adopt conventional touch driving and scanning technologies in the field of touch technology.
需要注意的是，本实用新型的双屏平板电脑的显示和触控方法可以采用同一显示控制模块对第一显示屏和第二显示屏进行驱动和扫描。这样，无论是显示的控制或触控的控制，均在一个同一的系统下进行，避免了两个系统之间可能会产生的复杂的通信和控制问题，并且可以降低硬件成本，提高系统运行效率，并且便于在应用程序层面客户端的设计。It should be noted that the display and touch method of the dual-screen tablet computer of the present invention can use the same display control module to drive and scan the first display screen and the second display screen. In this way, whether it is display control or touch control, it is carried out under the same system, which avoids the complicated communication and control problems that may arise between the two systems, and can reduce hardware costs and improve system operating efficiency , and facilitates client-side design at the application level.
本实用新型的双屏平板电脑的显示和触摸控制方法还可以进一步采用这样的方式：所述第一触摸屏包括N个第一触控感测电极，所述第二触摸屏包括M个第二触控感测电极；N和M为自然数；所述N个第一触控感测电极和M个第二触控感测电极与同一个触摸控制集成电路电连接；所述触摸控制集成电路对所述N个第一触控感测电极和M个第二触控感测电极进行驱动和扫描。The display and touch control method of the dual-screen tablet computer of the present invention can further adopt such a method: the first touch screen includes N first touch sensing electrodes, and the second touch screen includes M second touch electrodes. Sensing electrodes; N and M are natural numbers; the N first touch sensing electrodes and the M second touch sensing electrodes are electrically connected to the same touch control integrated circuit; the touch control integrated circuit is connected to the The N first touch sensing electrodes and the M second touch sensing electrodes are driven and scanned.
特别地，当选择所述第一显示屏和第二显示屏进入单独显示模式或镜像显示模式时，所述触摸控制集成电路分别驱动和扫描所述N个第一触控感测电极和M个第二触控感测电极使所述第一触摸屏或第二触摸屏独立运行；当选择所述第一显示屏和第二显示屏进入扩展显示模式时，所述触摸控制集成电路同时驱动和扫描所述N个第一触控感测电极和M个第二触控感测电极。所述单独显示模式为所述第一个显示屏和第二显示屏独立显示；所述镜像显示模式为所述第一显示屏和第二显示屏显示同样的内容；所述扩展显示模式为所述第一显示屏和第二显示屏整合为一个显示屏显示。In particular, when the first display screen and the second display screen are selected to enter an independent display mode or a mirror image display mode, the touch control integrated circuit drives and scans the N first touch sensing electrodes and the M first touch sensing electrodes respectively. The second touch sensing electrode enables the first touch screen or the second touch screen to operate independently; when the first display screen and the second display screen are selected to enter the extended display mode, the touch control integrated circuit simultaneously drives and scans the The N first touch sensing electrodes and the M second touch sensing electrodes. In the separate display mode, the first display screen and the second display screen are independently displayed; in the mirror image display mode, the same content is displayed on the first display screen and the second display screen; in the extended display mode, all The first display screen and the second display screen are integrated into one display screen for display.
本实用新型的双屏平板电脑显示和触摸控制方法，还可以包括步骤：当选择第一显示屏和第二屏的显示模式为扩展显示模式时，所述第一触摸屏和第二触摸屏进入扩展触摸模式；所述第一显示屏显示系统桌面的一半并通过第一触摸屏实现对桌面对象的触摸控制；所述第二显示屏显示系统桌面的另一半并通过第二显示屏对桌面对象进行触摸控制。在参考本说明书的描述的基础上，所属技术领域的技术人员可以在本实用新型的揭露的技术启示中，进行各种形式的调整和变通。The display and touch control method of the dual-screen tablet computer of the present invention may further include a step: when the display mode of the first display screen and the second screen is selected as the extended display mode, the first touch screen and the second touch screen enter the extended touch screen mode; the first display screen displays half of the system desktop and realizes touch control of desktop objects through the first touch screen; the second display screen displays the other half of the system desktop and performs touch control of desktop objects through the second display screen . On the basis of referring to the description in this specification, those skilled in the art can make various adjustments and modifications in the technical enlightenment disclosed in the present utility model.
本实用新型的双屏平板电脑采用一颗单独的触控集成电路或触摸主控模块对两个触摸屏进行电连接和控制，一方面降低了硬件设计成本；另一方面，由于使用同一个触控集成电路或触控主控模块，可以基于同一个操作系统实现对两个触摸屏的控制。本实用新型的双屏平板电脑显示和触摸控制方法，在同一个系统架构下实现两个显示屏和两个触摸屏的不同显示模式与不同触摸模式的配合；满足使用者多样化的使用需求，特别适用于音乐软件制作，游戏制作，财会软件使用等特定场合。大大提高了双屏平板平板电脑显示和触控界面的友好性，在使用两个触摸屏在进行控制时，可以很便捷地与显示系统进行配合，实现两个触摸屏的单独控制和扩展控制，以及显示屏的单独显示和扩展显示，镜像显示等功能。能够简化软件系统的设计，提高系统运行效率，提升用户体验。The dual-screen tablet computer of the present invention adopts a separate touch integrated circuit or touch main control module to electrically connect and control the two touch screens, which reduces the hardware design cost on the one hand; An integrated circuit or a touch master control module can control two touch screens based on the same operating system. The display and touch control method of the dual-screen tablet computer of the present utility model realizes the cooperation of different display modes and different touch modes of two display screens and two touch screens under the same system architecture; it meets the diversified use needs of users, especially It is suitable for specific occasions such as music software production, game production, and accounting software use. It greatly improves the friendliness of the display and touch interface of the dual-screen tablet computer. When using two touch screens for control, it can easily cooperate with the display system to realize separate control and extended control of the two touch screens, as well as display Independent display and extended display of the screen, mirror display and other functions. It can simplify the design of the software system, improve the operating efficiency of the system, and enhance the user experience.
尽管结合优选实施方案具体描述了本实用新型的内容，但所属领域的技术人员在不脱离所附权利要求书所限定的本实用新型的精神和范围内，可以对本实用新型的具体实施方式进行各种局部的变化，在形式上和细节上可以对本实用新型做出各种改变或调整，均为本实用新型的保护范围。Although the content of the present utility model has been specifically described in conjunction with preferred embodiments, those skilled in the art can make various modifications to the specific embodiments of the present utility model without departing from the spirit and scope of the present utility model defined by the appended claims. Various changes or adjustments can be made to the utility model in terms of form and details, all of which are within the scope of protection of the utility model.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520037692.7UCN204462945U (en) | 2015-01-20 | 2015-01-20 | dual screen tablet |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520037692.7UCN204462945U (en) | 2015-01-20 | 2015-01-20 | dual screen tablet |
| Publication Number | Publication Date |
|---|---|
| CN204462945Utrue CN204462945U (en) | 2015-07-08 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520037692.7UExpired - LifetimeCN204462945U (en) | 2015-01-20 | 2015-01-20 | dual screen tablet |
| Country | Link |
|---|---|
| CN (1) | CN204462945U (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016115993A1 (en)* | 2015-01-20 | 2016-07-28 | 苏州嘉辰悦电子科技有限公司 | Dual-screen tablet computer and display and touch control method therefor |
| CN106250276A (en)* | 2016-07-19 | 2016-12-21 | 努比亚技术有限公司 | A kind of mobile terminal and control method thereof |
| CN108962149A (en)* | 2017-05-17 | 2018-12-07 | 北京点石经纬科技有限公司 | Double-screen electronic facility for study and its display methods |
| CN113823207A (en)* | 2020-06-18 | 2021-12-21 | 华为技术有限公司 | Drive control method and related equipment |
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| WO2016115993A1 (en)* | 2015-01-20 | 2016-07-28 | 苏州嘉辰悦电子科技有限公司 | Dual-screen tablet computer and display and touch control method therefor |
| CN106250276A (en)* | 2016-07-19 | 2016-12-21 | 努比亚技术有限公司 | A kind of mobile terminal and control method thereof |
| CN108962149A (en)* | 2017-05-17 | 2018-12-07 | 北京点石经纬科技有限公司 | Double-screen electronic facility for study and its display methods |
| CN113823207A (en)* | 2020-06-18 | 2021-12-21 | 华为技术有限公司 | Drive control method and related equipment |
| WO2021254438A1 (en)* | 2020-06-18 | 2021-12-23 | 华为技术有限公司 | Drive control method and related device |
| US11990075B2 (en) | 2020-06-18 | 2024-05-21 | Huawei Technologies Co., Ltd. | Drive control method and related device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term | Granted publication date:20150708 |