Visual telephone mobile phone device base on 2.5G

A video phone and video phone technology, applied in the direction of selection device, radio/inductive link selection arrangement, two-way working system, etc., can solve the problems of expensive 3G mobile phones and the lack of popularization of 3G phones

Inactive Publication Date: 2009-03-04
SHANGHAI SIMCOM LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

However, on the one hand, 3G mobile phones are still relatively expensive, ...

Method used

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  • Visual telephone mobile phone device base on 2.5G
  • Visual telephone mobile phone device base on 2.5G
  • Visual telephone mobile phone device base on 2.5G

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Embodiment Construction

[0016] The following is based on Figure 1 ~ Figure 3 A preferred embodiment of the present invention is given and described in detail so that those skilled in the art can more easily understand the structural features and functional features of the present invention, rather than to limit the scope of the present invention.

[0017] see figure 1 , which describes in detail the working mechanism of the 2.5G-based video phone mobile phone device. The mobile phone 1 terminal includes: camera A module 14, camera B module 15, video processing module 13, analog signal / digital signal conversion module 16, baseband chip 11 , RF module 12 . Camera B module 15 is used for video collection of videophone; video processing module 13 compresses or decompresses video collected images and voice signals; analog signal / digital signal conversion module 16 performs voice input and output.

[0018] Because the bandwidth of GPRS is limited, so the video phone of the present invention firstly ...

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Abstract

The invention relates to a video call mobile phone device based on a 2.5G network, which comprises a 2.5G mobile phone (1) and is characterized in that a front camera Module II (15) used in a video phone is additionally arranged at the mobile phone (1) side; the mobile phone (1) side is provided with a video processing module (13); a baseband chip (11) is connected with the video processing module (13) for carrying out video receiving process during call; the baseband chip (11) is connected with the camera Module II (15) by the video processing module (13) for carrying out video sending process during call; an analog quantity/digital conversion module (16) is connected with the video processing module (13) and the baseband chip (11) for inputting and outputting voice. The device is characterized by clear structure, can be implemented on the basis of the current module products, further expands the multifunctional purposes of the 2.5G mobile phone and realizes video phone functions on a 2.5G platform based on the current GPRS network with relatively low cost.

Description

technical field [0001] The invention relates to a video phone mobile phone device based on a 2.5G mobile phone platform, which not only has the function of an ordinary mobile phone, but also can realize the video phone function on the 2.5G mobile phone platform. Background technique [0002] As a wireless mobile communication device, the mobile phone has developed rapidly and has become an indispensable communication device in people's daily life. On the basis of the basic functions of mobile phones, the level of mobile phone applications is broadened, which is in line with the consumer psychology of the public. [0003] For a long time, people have never stopped pursuing video calls. From the invention of the traditional telephone to the present, people have long been tired of the traditional telephone that only hears the voice but does not see the face. Since the emergence of 3G mobile phones, video calls have been considered a major feature of 3G. It is true that 3G ha...

Claims

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Application Information

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IPC IPC(8): H04N7/14H04Q7/32
Inventor 史德锋
Owner SHANGHAI SIMCOM LTD
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