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Broadband video telephone

A videophone and broadband technology, applied in two-way working systems and other directions, can solve the problems of low utilization rate of peripheral devices and single function of ordinary broadband videophone, and achieve the effect of multi-functionality, low cost and increased functions

Inactive Publication Date: 2008-03-26
SICHUAN CHANGHONG ELECTRIC CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The present invention aims at the problem of single function of ordinary broadband videophone and low utilization rate of peripheral devices, and utilizes the commonality of broadband videophone and TV in terms of display and audio to provide a broadband videophone with TV function

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment approach

[0017] The broadband videophone includes a processing unit, a telephone unit, a speaker, a microphone, a display screen, and a camera, the processing unit is connected to the telephone unit, the audio output terminal of the telephone unit is connected to the speaker, the audio input terminal is connected to the microphone, and the video output of the telephone unit terminal is connected with the display screen, and the video input terminal is connected with the camera; it also includes a TV unit, which is connected with the processing unit, and the TV unit includes a TV signal receiving module, a TV signal processing module, and a video output switching module, wherein the TV signal receiving module is connected to the TV The signal processing modules are connected, the TV signal processing module is connected with the video output end of the TV unit, the video output end of the TV unit is connected with the display screen through the video output switching module, and the video...

Embodiment 1

[0023] In order to maximize the use of the original resources of the broadband videophone, no additional speakers are installed in the TV unit, and a set of audio output equipment is shared with the telephone unit. The system block diagram is shown in Figure 2.

[0024] A broadband videophone, including a processing unit, a telephone unit, a TV unit, a loudspeaker, a microphone, a display screen, and a camera.

[0025] The processing unit is connected with the telephone unit, the audio output end of the telephone unit is connected with the speaker, the audio input end is connected with the microphone, the video output end of the telephone unit is connected with the display screen, and the video input end is connected with the camera; the TV unit is connected with the processing unit, and the TV The unit includes a TV signal receiving module, a TV signal processing module, and a video output switching module. The output switching module is connected with the display screen, and...

Embodiment 2

[0059] In order to achieve the best sound effect of the TV, another TV speaker is set in the TV unit, which is separated from the audio output channel used by the telephone unit, as shown in Figure 3.

[0060] A broadband videophone, including a processing unit, a telephone unit, a TV unit, a loudspeaker, a microphone, a display screen, and a camera.

[0061] The processing unit is connected with the telephone unit, the audio output end of the telephone unit is connected with the speaker, the audio input end is connected with the microphone, the video output end of the telephone unit is connected with the display screen, and the video input end is connected with the camera; the TV unit is connected with the processing unit, and the TV The unit includes a TV signal receiving module, a TV signal processing module, a TV speaker, a video output switching module, and an audio output switching module.

[0062] The TV signal receiving module is connected to the TV signal processing m...

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PUM

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Abstract

This invention relates to a broadband visual telephone with the TV function including a process unit, a phone unit, a loudspeaker, a microphone, a screen and a camera head, in which, the process unit is connected with the phone unit, which is connected with the loudspeaker, the microphone, the screen and the camera head, the system also includes a TV unit linking with the process unit, the video output end of the TV unit is linked with the display screen via a video output switch module connected with the process unit.

Description

technical field [0001] The invention relates to a telephone device, in particular to a videophone. Background technique [0002] With the advancement of network technology and electronic technology and the improvement of people's living standards, traditional PSTN telephones cannot fully meet the needs of modern people's daily life due to the limited range of services provided. Broadband videophones that communicate through the Internet have emerged as the times require. As shown in Figure 1, the broadband videophone includes a display screen, a camera, a microphone, a loudspeaker, a telephone unit, and a processing unit, and the processing unit is a DSP. The telephone unit includes an IP telephone module and a PSTN telephone module. The communication protocol in the telephone module establishes a connection with the IP network through the IP network interface, and establishes a connection with the PSTN network through the PSTN network interface. At present, the broadband ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04N7/14
Inventor 任飞黄葛玲黄诚王勤
Owner SICHUAN CHANGHONG ELECTRIC CO LTD
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