WO2020093673A1 - 触控显示设备 - Google Patents

触控显示设备 Download PDF

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Publication number
WO2020093673A1
WO2020093673A1 PCT/CN2019/086581 CN2019086581W WO2020093673A1 WO 2020093673 A1 WO2020093673 A1 WO 2020093673A1 CN 2019086581 W CN2019086581 W CN 2019086581W WO 2020093673 A1 WO2020093673 A1 WO 2020093673A1
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WO
WIPO (PCT)
Prior art keywords
interface
touch
module
display device
main controller
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PCT/CN2019/086581
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English (en)
French (fr)
Inventor
赵魏
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深圳市维创晶彩科技有限公司
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Publication of WO2020093673A1 publication Critical patent/WO2020093673A1/zh

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/268—Signal distribution or switching

Definitions

  • the utility model relates to the technical field of displays, in particular to a touch display device.
  • the utility model provides a touch display device, which can be conveniently connected with other electronic devices such as a mobile phone to realize the projection screen from the mobile phone to the display, which is convenient for the mobile phone to realize desktop office work.
  • a touch display device includes a main board, a display screen, a Type C interface connected to the main board and a universal serial bus USB interface
  • the main board includes a main controller, a touch module connected to the main controller, A video conversion module and a charging module
  • the charging module is connected to the peer device through the Type C interface
  • the main controller controls the charging module to charge the peer device through the Type C interface
  • the video conversion module is connected to the display screen, and the main controller receives the video signal of the peer device through the Type C interface, converts the video signal into an embedded video interface eDP signal, and sends it to the display screen for display
  • the touch module and the USB interface are respectively connected to the main controller, and the main controller converts the touch operation information received by the touch module into a USB signal, and the USB interface according to the The touch operation information controls the peer device accordingly.
  • the touch control module includes a capacitive touch panel chip.
  • the touch display device further includes a power supply module
  • the power supply module includes a power supply interface for connecting an external power supply and a battery pack connected to the charging module.
  • the touch display device further includes a display screen control switch connected to the power supply module, and the display screen control switch is used to control power on and off between the power supply module and the display screen.
  • the video conversion module includes an adapter chip for converting an external video interface DP signal into an eDP signal.
  • the USB interface is a USB 3.0 interface
  • the USB 3.0 interface supports the PD2.0 fast charging protocol.
  • USB 3.0 interface is also used to connect with an external storage device and receive data transmission from the external storage device.
  • the device further includes a speaker connected to the main controller.
  • the device further includes a multiplexer switch connected between the main controller and the Type C interface.
  • the charging module includes a switch tube and a drive control circuit, the main controller outputs different PWM control signals to the drive control circuit, and controls the switch tube to adjust according to the turn-off frequency of the corresponding PWM control signal The output voltage of the charging module.
  • the charging module of the touch display device is connected to the peer device through the Type C interface, and the main controller controls the charging module to charge the peer device through the Type C interface, In this way, the touch display device can realize the function of charging the connected peer device;
  • the video conversion module of the touch display device is connected to the display screen, and the main controller receives the video signal of the peer device through the Type C interface, and converts the video signal into embedded video
  • the interface eDP signal is sent to the display screen for display.
  • the touch display device can realize the projection of the peer device to the display screen, which is convenient for small-size peer devices, such as mobile phones based on the projection display of the touch display device Desktop office
  • the touch module and the USB interface are respectively connected to the main controller, the main controller converts the touch operation information received by the touch module into a USB signal, and the The touch operation information correspondingly controls the peer device, so that the touch display device can also realize the touch operation on the peer device, which is convenient for other non-touch-operated peer devices, such as desktop computers based on the touch
  • the display device realizes a more cost-effective electronic drawing board function, and improves the operation experience of the peer device that does not support touch operation.
  • FIG. 1 is a schematic structural diagram of a touch display device according to an embodiment of the application.
  • FIG. 2 is a schematic diagram of a system composition of a touch display device provided by an embodiment of this application.
  • FIG. 3 is a front view of the touch display device shown in FIG. 1;
  • FIG. 4 is a schematic diagram of the working principle of a touch display device provided by an embodiment of the present application.
  • connection should be understood in a broad sense, for example, it can be a fixed connection or a Disassembly connection, or integral connection; it can be directly connected or indirectly connected through an intermediate medium, which can be the communication between the two components.
  • intermediate medium which can be the communication between the two components.
  • FIG. 1 is an optional structural schematic diagram of a touch display device 100 provided by an embodiment of the present application.
  • the touch display device 100 is a portable touch screen display, including a display frame 25 and a frame mounted on the display frame
  • the display screen 20 within 25.
  • the display frame 25 includes a bottom case 251 and a cover plate 252 provided on the bottom case 251.
  • the bottom case 251 and the cover plate 252 together form an accommodation space for accommodating the display screen 20 and a driving system that drives the display screen 20 to work.
  • the driving system of the touch display device 100 includes a main board 10, a Type C interface 30 connected to the main board 10, and a universal serial bus USB interface 40.
  • the main board 10 includes a main control 11, a touch module 12, a video conversion module 13 and a charging module 14 connected to the main controller 11.
  • the charging module 14 is connected to the peer device through the Type C interface 30, and the main controller 11 controls the charging module 14 to charge the peer device through the Type C interface 30;
  • the video conversion module 13 is connected to the display screen 20,
  • the main controller 11 receives the video signal of the peer device through the Type C interface 30, converts the video signal into an embedded video interface eDP signal and sends it to the display screen 20 for Display;
  • the touch module 12 and the USB interface 40 are respectively connected to the main controller 11, the main controller 11 converts the touch operation information received by the touch module 12 into a USB signal, through The USB interface 40 controls the peer device accordingly according to the touch operation information.
  • the charging module 14 is connected to the peer device through the Type C interface 30, and the main controller 11 controls the charging module 14 through the Type C interface 30 Charge the peer device, so that the touch display device 100 can realize the function of charging the connected peer device;
  • the video conversion module 13 is connected to the display screen 20, and the main controller 11 Receive the video signal of the peer device through the Type C interface 30, convert the video signal into an embedded video interface eDP signal and send it to the display screen 20 for display, so that the touch display device 100 can realize the peer device
  • the projection screen to the display screen 20 is convenient for a small-sized peer device, such as a mobile phone to realize desktop office based on the projection display of the touch display device 100;
  • the touch module 12 and the USB interface 40 are respectively connected to the main control 11 is connected, the main controller 11 converts the touch operation information received by the touch module 12 into a USB signal, and correspondingly controls the peer device according to the touch operation information through the USB interface 40 In this way, the touch display device 100 can also realize the touch operation of the peer
  • the touch display device 100 can be set in a scene of a public environment, and can be used by different users through a shared approach. For example, if it is placed in a library, users can use their mobile phones and The touch display device 100 is connected, and a desktop office is realized by projecting a mobile phone onto the touch display device 100.
  • one side of the display frame 25 is provided with perforations corresponding to the Type C interface 30 and the USB interface 40, and the Type C interface 30 and the USB interface 40 are directly opposite when the main board 10 is accommodated in the bottom case 251
  • the location of the perforation so that the peer device can be plugged into the perforation through the USB interface data line and Type C interface data line, and connected to the corresponding Type C interface 30 and USB interface 40.
  • the size of the display screen 20 is mainly suitable for desktop office operations, such as but not limited to 15.6 inches.
  • the display screen 20 usually selects a high-resolution touch screen display 20, for example, it can support a maximum resolution of 4k.
  • the Type C interface 30 is one of the USB interfaces 40, and can support USB standard charging, data transmission, display output and other functions.
  • the Type C interface 30 supports the power supply function of the USB Type C association standard.
  • the touch module 12 includes a capacitive touch panel chip.
  • the touch module 12 and the USB interface 40 are connected to the main controller 11 through a universal serial bus hub (USB HUB).
  • USB HUB universal serial bus hub
  • the touch module 12 It can detect the user's touch operation information on the display screen 20, such as the operation information of clicking a virtual key in the display interface of the display screen 20, the operation information of selecting and sliding on the display interface of the display screen 20, etc.
  • the controller 11 and the USB HUB convert the touch operation information into a USB signal and send it to the USB interface 40, and the external electronic device is controlled through the USB interface 40 according to the USB signal corresponding to the touch operation information.
  • the touch display device 100 further includes a power module, the power module includes a power interface 16 for connecting an external power source and a battery pack 15 connected to the charging module 14.
  • the power module is connected to the charging module 14.
  • the touch display device 100 can be connected to an external power source through the power interface 16.
  • the power module is powered by an external power source; when the power interface 16 is not connected to an external power source, then The power module can be powered by the battery pack 15.
  • the main controller 11 can control the charging module 14 to the battery pack 15 according to the current power of the battery pack 15 Charge it.
  • the charging module 14 can also be connected to the power adapter through the Type C interface 30 to obtain power from the external power supply through the power adapter, wherein the Type C interface 30 can support 3.75A input current and 5V, 12V, 14.5V , 20V and other input voltages.
  • the touch display device 100 further includes a multiplex switch 31 connected between the main controller 11 and the Type C interface 30. It should be noted that the Type C interface 30 is connected to the charging module 14 through the multiplex switch 31.
  • the multiplexer switch 31 can be a data selector (multiplexer), including but not limited to an 8-in-1 data selector with model number 74151, etc.
  • the touch display device 100 receives the video signal input by the connected peer device through the Type C interface 30,
  • the video conversion module 13 converts the video signal into an eDP signal and sends it to the display screen 20 for display.
  • the projection of the peer device to the display screen 20 is completed; when it is determined that the Type C interface 30 is currently in the power input / output working state, touch
  • the control display device 100 receives the device information of the connected peer device through the Type C interface 30, and outputs the corresponding output voltage through the Type C interface 30 through the charging module 14 according to the device information of the connected peer device.
  • the touch display device 100 further includes a display screen control switch 22 connected to the power supply module, and the display screen control switch 22 is used to control between the power supply module and the display screen 20 Power on and off.
  • the display control switch 22 can be switched on or off. When the display control switch 22 is turned on, the power supply between the power supply module and the display 20 is turned on, then the display 20 can be lit; When the display control switch 22 is turned off, and the power supply between the power supply module and the display 20 is disconnected, the display 20 is turned off.
  • the touch display device 100 further includes a display screen backlight module 23, and the display screen background module 23 may include a plurality of light emitting diode LEDs.
  • the display screen backlight module 23 is connected to the charging module 14, and the luminous intensity can be adjusted under the control of the main controller 11, thereby adjusting the brightness of the display screen 20.
  • the video conversion module 13 includes a conversion chip for converting an external video interface DP signal into an eDP signal.
  • the conversion chip receives the DP signal output from the external peer device connected to the touch display device 100 through the external video interface, and outputs the eDP signal to the display through the embedded video interface, so that the external peer device is connected to the display screen 20 Cast screen.
  • the model of the conversion chip may be an NCS8801S chip.
  • the USB interface 40 is a USB 3.0 interface, and the USB 3.0 interface supports the PD2.0 fast charging protocol. Through the USB 3.0 interface, it can be used to output USB signals and quickly charge the peer device plugged into the USB interface 40. Further, the USB 3.0 interface is also used to connect with an external storage device and receive data transmission from the external storage device.
  • the external storage device may refer to any memory that can be connected to the touch display device 100 through the USB interface 40, such as a USB flash disk or other removable disk.
  • the touch display device 100 further includes a speaker 23 connected to the main controller 11.
  • the speaker 23 may be disposed on the back of the display screen 20, the number of the speaker 23 may be two, and the two speakers 23 are disposed symmetrically with respect to the central axis of the display screen 20.
  • the charging module 14 includes a switch tube and a drive control circuit, the main controller 11 outputs different PWM control signals to the drive control circuit, and controls the switch tube according to the corresponding PWM control signal. Turn off the frequency to adjust the output voltage of the charging module 14.
  • the touch display device 100 uses a PWM control signal and a drive control circuit to control the switch to turn on when the PWM signal is high and turn off when the PWM signal is low, by adjusting the switching frequency of the switch , Corresponding to the output voltage corresponding to the output, so that the touch display device 100 can charge the opposite end devices of different operating voltages.
  • the switching tube may be a switching element such as a triode, a field effect tube and the like.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
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  • Human Computer Interaction (AREA)
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  • General Physics & Mathematics (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

本实用新型提供一种触控显示设备，包括主板、显示屏、与所述主板连接的Type C接口和通用串行总线USB接口，所述主板包括主控制器、与所述主控制器连接的触控模块、视频转换模块及充电模块，所述充电模块通过所述Type C接口与对端设备连接，所述主控制器控制所述充电模块通过所述Type C接口对所述对端设备进行充电；所述视频转换模块与所述显示屏连接，所述主控制器通过所述Type C接口接收对端设备的视频信号，将所述视频信号转换成嵌入式视频接口eDP信号后发送给显示屏进行显示；所述触控模块和所述USB接口分别与所述主控制器连接，所述主控制器将所述触控模块接收到的触控操作信息转换为USB信号，通过所述USB接口根据所述触控操作信息相应控制对端设备。

Description

触控显示设备 技术领域
本实用新型涉及一种显示器技术领域，特别涉及一种触控显示设备。
背景技术
随着人们对电子设备的便携、轻薄、扁平以及短小化的设计追求，智能手机的使用越来越普及，目前主流手机屏幕集中在5～6寸，而手机的性能及功能均已能够达到办公及娱乐的要求。然而，由于尺寸的限制，直接通过手机还无法方便地实现桌面办公，而对于有移动办公需求的用户目前则主要是通过外带笔记本电脑，如此，给移动办公需求的用户仍然会造成诸多不便。
实用新型内容
为解决现有存在的技术问题，本实用新型提供一种触控显示设备，可以方便与手机等其它电子设备连接实现手机到显示器的投屏，便于手机实现桌面办公。
为达到上述目的，本实用新型实施例的技术方案是这样实现的：
一种触控显示设备，包括主板、显示屏、与所述主板连接的Type C接口和通用串行总线USB接口，所述主板包括主控制器、与所述主控制器连接的触控模块、视频转换模块及充电模块，所述充电模块通过所述Type C接口与对端设备连接，所述主控制器控制所述充电模块通过所述Type C接口对所述对端设备进行充电；所述视频转换模块与所述显示屏连接，所述主控制器通过所述Type C接口接收对端设备的视频信号，将所述视频信号转换成嵌入式视频接口eDP信号后发送给显示屏进行显示；所述触控模块和所述USB接口分别与所述主控制器连接，所述主控制器将所述触控模块接收到的触控操作信息转换为USB信 号，通过所述USB接口根据所述触控操作信息相应控制对端设备。
其中，所述触控模块包括电容式触控板芯片。
其中，所述触控显示设备还包括电源模块，所述电源模块包括用于连接外部电源的电源接口和与所述充电模块连接的电池组。
其中，所述触控显示设备还包括与所述电源模块连接的显示屏控制开关，所述显示屏控制开关用于控制所述电源模块与所述显示屏之间电源的通断。
其中，所述视频转换模块包括用于将外部视频接口DP信号转换为eDP信号的转接芯片。
其中，所述USB接口为USB 3.0接口，所述USB 3.0接口支持PD2.0快充协议。
其中，所述USB 3.0接口还用于与外部存储设备连接，接收所述外部存储设备的数据传输。
其中，所述设备还包括与所述主控制器连接的扬声器。
其中，所述设备还包括连接于所述主控制器和所述Type C接口之间的多路转换开关。
其中，所述充电模块包括开关管和驱动控制电路，所述主控制器输出不同的PWM控制信号给所述驱动控制电路，控制所述开关管根据对应的PWM控制信号的关断频率，从而调节所述充电模块的输出电压大小。
本实用新型实施例提供的触控显示设备，至少包括如下优点：
1)所述触控显示设备的所述充电模块通过所述Type C接口与对端设备连接，所述主控制器控制所述充电模块通过所述Type C接口对所述对端设备进行充电，如此，该触控显示设备可以实现对所连接的对端设备充电的功能；
2)所述触控显示设备的所述视频转换模块与所述显示屏连接，所述主控制器通过所述Type C接口接收对端设备的视频信号，将所述视频信号转换成嵌入式视频接口eDP信号后发送给显示屏进行显示，如此，该触控显示设备可以实现对端设备到显示屏的投屏，便于小尺寸对端设备，如手机基于该触控显示设 备的投屏显示实现桌面办公；
3)所述触控模块和所述USB接口分别与所述主控制器连接，所述主控制器将所述触控模块接收到的触控操作信息转换为USB信号，通过所述USB接口根据所述触控操作信息相应控制对端设备，如此，该触控显示设备还可以实现对对端设备的触控操作，便于其它非触控式操作的对端设备，如台式计算机基于该触控显示设备实现更高性价比电子绘板功能，提升不支持触控式操作的对端设备的操作体验。
附图说明
图1为本申请一实施例提供的触控显示设备的结构示意图；
图2为本申请一实施例提供的触控显示设备的系统组成示意图；
图3为图1所示触控显示设备的正视图；
图4为本申请一实施例提供的触控显示设备的工作原理示意图。
具体实施方式
以下结合说明书附图及具体实施例对本申请技术方案做进一步的详细阐述。
除非另有定义，本文所使用的所有的技术和科学术语与属于本实用新型的技术领域的技术人员通常理解的含义相同。本文中在本实用新型的说明书中所使用的术语只是为了描述具体的实施例的目的，不是旨在于限制本实用新型的实现方式。本文所使用的术语“及/或”包括一个或多个相关的所列项目的任意的和所有的组合。
在本实用新型的描述中，需要理解的是，术语“中心”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本实用新型和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本实用新型的限制。在本实用新型 的描述中，除非另有说明，“多个”的含义是两个或两个以上。
在本实用新型的描述中，需要说明的是，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以具体情况理解上述术语在本实用新型中的具体含义。
请参阅图1，为本申请实施例提供的触控显示设备100的一可选的结构示意图，该触控显示设备100为一便携式的触屏显示器，包括显示器边框25及安装于所述显示器边框25内的显示屏20。所述显示器边框25包括底壳251及该盖设于所述底壳251上的盖板252。所述底壳251和所述盖板252共同形成收容所述显示屏20及驱动显示屏20工作的驱动系统的收容空间。
请结合参阅图2至图4，所述触控显示设备100的驱动系统包括主板10、与所述主板10连接的Type C接口30和通用串行总线USB接口40，所述主板10包括主控制器11、与所述主控制器11连接的触控模块12、视频转换模块13及充电模块14。所述充电模块14通过所述Type C接口30与对端设备连接，所述主控制器11控制所述充电模块14通过所述TypeC接口30对所述对端设备进行充电；所述视频转换模块13与所述显示屏20连接，所述主控制器11通过所述Type C接口30接收对端设备的视频信号，将所述视频信号转换成嵌入式视频接口eDP信号后发送给显示屏20进行显示；所述触控模块12和所述USB接口40分别与所述主控制器11连接，所述主控制器11将所述触控模块12接收到的触控操作信息转换为USB信号，通过所述USB接口40根据所述触控操作信息相应控制对端设备。
上述实施例所提供的触控显示设备100中，所述充电模块14通过所述Type C接口30与对端设备连接，所述主控制器11控制所述充电模块14通过所述Type C接口30对所述对端设备进行充电，如此，该触控显示设备100可以实现对所连接的对端设备充电的功能；所述视频转换模块13与所述显示屏20连 接，所述主控制器11通过所述Type C接口30接收对端设备的视频信号，将所述视频信号转换成嵌入式视频接口eDP信号后发送给显示屏20进行显示，如此，该触控显示设备100可以实现对端设备到显示屏20的投屏，便于小尺寸对端设备，如手机基于该触控显示设备100的投屏显示实现桌面办公；所述触控模块12和所述USB接口40分别与所述主控制器11连接，所述主控制器11将所述触控模块12接收到的触控操作信息转换为USB信号，通过所述USB接口40根据所述触控操作信息相应控制对端设备，如此，该触控显示设备100还可以实现对对端设备的触控操作，便于其它不支持触控式操作的对端设备，如台式计算机基于该触控显示设备100实现更高性价比电子绘板功能，提升该不支持触控式操作的对端设备的操作体验。
作为一种可选的实施例，该触控显示设备100可以设置于某种公共环境的场景中，通过共享的途径供不同的用户使用，如放置于图书馆中，用户可以用自己的手机与该触控显示设备100连接，通过将手机投屏至该触控显示设备100而实现桌面办公。
其中，所述显示器边框25的一侧设置有与所述Type C接口30和USB接口40对应的穿孔，所述主板10收容于底壳251内时所述Type C接口30和USB接口40正对所述穿孔的位置，以便于对端设备可以通过USB接口数据线和Type C接口数据线插接于所述穿孔内，而与对应的所述Type C接口30和USB接口40连接。所述显示屏20的尺寸主要是以能够适宜桌面办公操作为主，如可以但不限于15.6寸。该显示屏20通常选用高分辨率触控显示屏20，如可以最大支持4k分辨率。Type C接口30是USB接口40中的一种，可以支持USB标准的充电、数据传输、显示输出等功能。所述Type C接口30支持USB Type C协会标准的供电功能。
在一个实施例中，所述触控模块12包括电容式触控板芯片。该触控模块12和USB接口40通过通用串行总线集线器(USB HUB)与所述主控制器11连接，当该触控显示设备100通过USB接口40与外部电子设备连接时，触控 模块12可以检测用户在显示屏20上的触控操作信息，如点击显示屏20的显示界面中的某个虚拟按键的操作信息、选取并在显示屏20的显示界面中滑动的操作信息等，由主控制器11和USB HUB将该触控操作信息转换为USB信号后发送给USB接口40，通过所述USB接口40根据该触控操作信息对应的USB信号实现对该外部电子设备的控制。
在一个实施例中，该触控显示设备100还包括电源模块，所述电源模块包括用于连接外部电源的电源接口16和与所述充电模块14连接的电池组15。所述电源模块与所述充电模块14连接。该触控显示设备100可以通过电源接口16连接外部电源，当触控显示设备100通过电源接口16连接外部电源时，电源模块通过外部电源实现供电；当电源接口16未与外部电源连接时，则电源模块可以通过电池组15实现供电。进一步的，需要说明的是，当电源接口16连接有外部电源时，外部电源通过充电模块14与电池组15连接，主控制器11可以根据电池组15当前的电量控制充电模块14对电池组15进行充电。需要说明的是，充电模块14还可以通过Type C接口30与电源适配器连接，通过电源适配器从外部电源获取电能，其中，所述Type C接口30可以支持3.75A输入电流及5V、12V、14.5V、20V等多种输入电压。
在一个实施例中，所述触控显示设备100还包括连接于所述主控制器11和所述Type C接口30之间的多路转换开关31。需要说明的是，所述Type C接口30通过所述多路转换开关31与充电模块14连接。该多路转换开关31可以为数据选择器(multiplexer)，包括但不限于型号为74151的8选1数据选择器等，当Type C接口30与外部的对端设备连接时，通过数据选择器确定所述Type C接口30的工作状态，当确定所述Type C接口30当前处于数据输入/输出工作状态时，触控显示设备100通过Type C接口30接收所连接的对端设备输入的视频信号，通过视频转换模块13将视频信号转换为eDP信号发送给显示屏20进行显示，完成将对端设备到显示屏20的投屏；当确定Type C接口30当前处于电源输入/输出工作状态时，触控显示设备100通过Type C接口30接收所连 接的对端设备的设备信息，通过充电模块14根据所连接的对端设备的设备信息通过所述Type C接口30输出对应的输出电压。
在一个实施例中，所述触控显示设备100还包括与所述电源模块连接的显示屏控制开关22，所述显示屏控制开关22用于控制所述电源模块与所述显示屏20之间电源的通断。该显示屏控制开关22可以于导通或断开之间切换，当显示屏控制开关22导通时，电源模块与显示屏20之间的电源导通，则显示屏20可以被点亮；当显示屏控制开关22断开时，电源模块与显示屏20之间的电源断开，则显示屏20熄灭。
在一个实施例中，所述触控显示设备100还包括显示屏背光模组23，该显示屏背景模组23可以包括多个发光二极管LED。显示屏背光模组23与充电模块14连接，可以在主控制器11的控制下调节发光强度，从而调节显示屏20的亮度。
在一个实施例中，所述视频转换模块13包括用于将外部视频接口DP信号转换为eDP信号的转换芯片。该转换芯片通过外部视频接口接收与触控显示设备100连接的外部的对端设备输出的DP信号，通过嵌入式视频接口输出eDP信号至显示器，实现将外部的对端设备到所述显示屏20的投屏。在一个可选的具体实施例中，该转换芯片的型号可以为NCS8801S芯片。
在一个实施例中，所述USB接口40为USB 3.0接口，所述USB 3.0接口支持PD2.0快充协议。通过该USB 3.0接口，可以用于输出USB信号以及对插接在USB接口40上的对端设备进行快速充电。进一步的，所述USB 3.0接口还用于与外部存储设备连接，接收所述外部存储设备的数据传输。该外部存储设备可以是指能够通过该USB接口40与触控显示设备100连接的任意存储器，如USB闪存盘或者其它可移动磁盘。
在一个实施例中，所述触控显示设备100还包括与所述主控制器11连接的扬声器23。所述扬声器23可以设置于显示屏20的背面，扬声器23的数量可以为两个，两个扬声器23相对于所述显示屏20的中心轴线呈对称状态设置。
在一个实施例中，所述充电模块14包括开关管和驱动控制电路，所述主控制器11输出不同的PWM控制信号给所述驱动控制电路，控制所述开关管根据对应的PWM控制信号的关断频率，从而调节所述充电模块14的输出电压大小。本实施例中，触控显示设备100通过PWM控制信号，通过驱动控制电路控制开关管于PWM信号为高电平时导通、于PWM信号为低电平时断开，通过调节开关管的通断频率，可以对应输出相应大小的输出电压，以使得该触控显示设备100可以对不同工作电压的对端设备进行充电。该开关管可以为三极管、场效应管等开关元件。
以上所述，仅为本实用新型的具体实施方式，但本实用新型的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本实用新型揭露的技术范围内，可轻易想到变化或替换，都应涵盖在本实用新型的保护范围之内。因此，本实用新型的保护范围应以所述权利要求的保护范围为准。

Claims (10)

  1. 一种触控显示设备，其特征在于，包括主板、显示屏、与所述主板连接的Type C接口和通用串行总线USB接口，所述主板包括主控制器、与所述主控制器连接的触控模块、视频转换模块及充电模块，所述充电模块通过所述Type C接口与对端设备连接，所述主控制器控制所述充电模块通过所述Type C接口对所述对端设备进行充电；所述视频转换模块与所述显示屏连接，所述主控制器通过所述Type C接口接收对端设备的视频信号，将所述视频信号转换成嵌入式视频接口eDP信号后发送给显示屏进行显示；所述触控模块和所述USB接口分别与所述主控制器连接，所述主控制器将所述触控模块接收到的触控操作信息转换为USB信号，通过所述USB接口根据所述触控操作信息相应控制对端设备。
  2. 如权利要求1所述的触控显示设备，其特征在于，所述触控模块包括电容式触控板芯片。
  3. 如权利要求1所述的触控显示设备，其特征在于，所述触控显示设备还包括电源模块，所述电源模块包括用于连接外部电源的电源接口和与所述充电模块连接的电池组。
  4. 如权利要求3所述的触控显示设备，其特征在于，所述触控显示设备还包括与所述电源模块连接的显示屏控制开关，所述显示屏控制开关用于控制所述电源模块与所述显示屏之间电源的通断。
  5. 如权利要求1所述的触控显示设备，其特征在于，所述视频转换模块包括用于将外部视频接口DP信号转换为eDP信号的转换芯片。
  6. 如权利要求1所述的触控显示设备，其特征在于，所述USB接口为USB 3.0接口，所述USB 3.0接口支持PD2.0快充协议。
  7. 如权利要求6所述的触控显示设备，其特征在于，所述USB 3.0接口还用于与外部存储设备连接，接收所述外部存储设备的数据传输。
  8. 如权利要求1所述的触控显示设备，其特征在于，所述触控显示设备还 包括与所述主控制器连接的扬声器。
  9. 如权利要求1所述的触控显示设备，其特征在于，所述触控显示设备还包括连接于所述主控制器和所述Type C接口之间的多路转换开关。
  10. 如权利要求1所述的触控显示设备，其特征在于，所述充电模块包括开关管和驱动控制电路，所述主控制器输出不同的PWM控制信号给所述驱动控制电路，控制所述开关管根据对应的PWM控制信号的关断频率，从而调节所述充电模块的输出电压大小。
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