Wi-Fi display switching device and method among terminals

A wireless screen transmission and transfer device technology, which is applied in the field of interactive control devices between vehicle-mounted systems and smart mobile terminals, and wireless screen transmission transfer devices between terminals, can solve problems such as undescribed wireless screen transmission technology interactive control, and achieve growth Continuous working time, increase the quantity, and realize the effect of low cost

Inactive Publication Date: 2014-02-19
FORYOU GENERAL ELECTRONICS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

The above patent application does not describe the technical solution for interactive control through wireless screen transmission technology

Method used

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  • Wi-Fi display switching device and method among terminals
  • Wi-Fi display switching device and method among terminals
  • Wi-Fi display switching device and method among terminals

Examples

Experimental program
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Embodiment 1

[0057] Such as figure 1 As shown, the embodiment of the present invention provides a wireless screen transfer device between terminals, including:

[0058] The HDMI / MHL signal receiving module is used to receive the HDMI / MHL signal output from the HDMI / MHL signal output interface of the audio and video signal sending terminal;

[0059] A wireless audio and video signal conversion module, connected to the HDMI / MHL signal receiving module, for converting the obtained HDMI / MHL signal into a wireless audio and video signal;

[0060] The wireless audio and video signal sending module is connected to the wireless audio and video signal conversion module, and is used to send the converted wireless audio and video signal to the wireless audio and video signal receiving module of the audio and video signal receiving terminal.

[0061] In the embodiment of the present invention, it also includes a power supply module, which is connected to the USB interface of the audio and video signa...

Embodiment 2

[0073] Such as Figure 7 As shown, the embodiment of the present invention provides a device for interactive control between a vehicle-mounted system based on wireless screen transmission and an intelligent mobile terminal. A main control unit is provided on the vehicle-mounted system, and the main control unit is connected to a microprocessor. The microprocessor is connected with a bluetooth module or a USB drive unit, and the bluetooth module or the USB drive unit set in the vehicle-mounted system is connected with the bluetooth module or the USB drive unit set in the intelligent mobile terminal; its key is:

[0074] The main control unit is connected with the wireless audio and video signal receiving and converting unit, the signal output port of the wireless audio and video signal receiving and converting unit is connected with a video decoding unit and an audio digital-to-analog converter, and the video decoding unit is connected with a display driver module The sound eff...

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Abstract

The invention provides a Wi-Fi display switching device and method among terminals. The device comprises an HDMI / MHL signal receiving module, a wireless audio / video signal conversion module and a wireless audio / video signal sending module, wherein the HDMI / MHL signal receiving module is used for receiving HDMI / MHL signals output from the HDMI / MHL signal output interfaces of audio / video signal sending terminals, the wireless audio / video signal conversion module is connected to the HDMI / MHL signal receiving module and is used for converting the obtained HDMI / MHL signals into wireless audio / video signals, and the wireless audio / video signal sending module is connected to the wireless audio / video signal conversion module and is used for sending the converted wireless audio / video signals to wireless audio / video signal receiving modules of audio / video signal receiving terminals. The invention further provides a device and method for interaction control over a vehicle-mounted system and smart mobile terminals based on the Wi-Fi display technology. The Wi-Fi display switching device and method among the terminals achieve the fact that wired audio / video signals are converted into the wireless audio / video signals, greatly increase the number of the smart mobile terminals supported by the Wi-Fi display, can further provide a smart mobile terminal charging function while the Wi-Fi display is carried out, and prolong the continuous working hours of devices carrying out interaction control among terminals through the Wi-Fi display.

Description

technical field [0001] The present invention relates to the field of interactive control of terminal equipment, in particular to a wireless screen transfer transfer device and method between terminals, and a device and method for interactive control between a vehicle-mounted system and an intelligent mobile terminal based on wireless screen transfer. Background technique [0002] At present, compared with the wired screen transmission technology solution, if the smart mobile terminal is connected to the vehicle system through a high-definition multimedia interface (High Definition Multimedia Interface, referred to as: HDMI) with a cable, the image of the smart mobile terminal can be displayed on the vehicle system. The screen content, the wireless screen transfer technology solution uses WIFI to display the screen content of one terminal on another terminal. [0003] Using wireless screen technology (Wi-Fi Display), mobile phones, mobile PC-TVs, and monitors will be able to ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N5/765G09G5/00
Inventor 龙吉文陈卓徐冬生段华强
Owner FORYOU GENERAL ELECTRONICS
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