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Performance test system for mobile phone stream media data service access by TD-SCDMA

A technology of synchronous code division multiple access and mobile phone streaming media, which is applied to broadcasting related systems, electrical components, broadcasting devices, etc., can solve the problems of performance testing of streaming media data services, etc., and achieve high degree of automation, low uncertainty, The effect of reducing test results

Active Publication Date: 2009-04-01
CHINA ACADEMY OF INFORMATION & COMM
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Problems solved by technology

At present, there is no performance test for streaming data services of TD-SCDMA mobile phones. Because TD-SCDMA mobile phones use wireless TD-SCDMA technology for streaming data services and can play audio and video, its flexibility, mobility and dexterity make general The streaming media data service performance test method is no longer applicable, nor can it scientifically and objectively test the performance of the streaming media data service

Method used

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  • Performance test system for mobile phone stream media data service access by TD-SCDMA
  • Performance test system for mobile phone stream media data service access by TD-SCDMA

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Embodiment Construction

[0025] In order to make the purpose, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.

[0026] The present invention proposes for the TD-SCDMA mobile phone streaming media data service performance test system, in the TD-SCDMA mobile phone electromagnetic compatibility anti-interference test, the performance of the TD-SCDMA mobile phone streaming media data service can be tested, including image quality, audio and Audio and video quality, the composition of the system is as follows figure 1 As shown, it includes: D-SCDMA multimedia broadcast simulator (for sending standard streaming media data service code stream), multimedia receiver (for receiving and demodulating standard streaming media data service code stream), audio and video collector (used to collect: images and sounds of the streaming media data service played by the tested ...

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Abstract

The invention relates to a time-division synchronous code division multiple access handset flow medium data service performance testing system, belonging to the field of electromagnetic compatibility testing technology of the wireless communication products, the system comprises: a TD-SCDMA multimedia broadcast simulator, a multimedia receiver, an audio and video collector, a power distributor, an audio and video player, a signal transmitting antenna and a computer and control programs stored therein; the computer is connected with the TD-SCDMA multimedia broadcast simulator through GPIB cables, the TD-SCDMA multimedia broadcast simulator is connected with the power distributor through signal wires, the power distributor is respectively connected with the multimedia receiver and the signal transmitting antenna through the signal cables, the computer also is respectively connected with the multimedia receiver and the audio and video collector through the signal cables; the multimedia receiver is connected with the audio and video player. The system has the characteristics of high testing accuracy, convenient operation, high automaticity, low uncertainty.

Description

technical field [0001] The invention belongs to the technical field of electromagnetic compatibility testing of wireless communication products, in particular to the design of a performance testing system for time division-synchronous code division multiple access (TD-SCDMA) mobile phones. Background technique [0002] With the development of wireless communication technology, the electromagnetic environment is deteriorating day by day, and the electromagnetic compatibility performance of various wireless communication equipment is becoming more and more important. Only with good electromagnetic compatibility can the service quality of various services of wireless communication equipment be guaranteed. For TD-SCDMA wireless communication technology, the service quality of its main streaming media data service is very important. In the complex electromagnetic interference environment, how to test the performance of streaming media data service is a necessary condition to ensur...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04W24/06H04H60/91
Inventor 肖雳刘宝殿郭琳卢民牛屈鹏飞
Owner CHINA ACADEMY OF INFORMATION & COMM
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