Inlaid hard-disc machine and TV broadcasting control mode

A broadcast control and embedded technology, which is applied in the direction of electrical digital data processing, special data processing applications, instruments, etc., can solve the problems of susceptibility to various virus systems, increase production costs, and system instability, and achieve the reduction of hardware structure. The effects of globalization, production cost reduction, and broad market space
CN1581150AInactive Publication Date: 2005-02-16安徽现代电视技术有限公司

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
安徽现代电视技术有限公司
Publication Date
2005-02-16
Estimated Expiration
Not applicable · inactive patent

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Abstract

The present invention relates to an embedded hard-disk machine and its TV broadcasting control mode. It is characterized by decoding according to video-voice frequency; adopting microprocessor with imbeded MPEG decoder, using micrprocess or as processing core of video-voice frequency data and all the control commands, setting flash memory for soliifying operating system and controlling and commanding all the processing programs, setting RAM memory for running operating system and controlling-commanding processing program and using it as video-voice frequency data and display data buffer memory, setting network interface NET for receiving external video-voice frequency data and setting interactive interface RS232 of external broadcasting, control command. Said invention can be used as special TV broadcasting machine, its work is stable and reliable, and its production cost is low.
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Description

Technical field:

[0001] The utility model relates to computer radio and television broadcasting technology. Background technique:

[0002] With the continuous development and improvement of image digitization technology, using hard drives instead of traditional video recorders for TV broadcasting has become a hot spot in the broadcasting industry, and more and more users use hard drives in TV broadcasting. At present, the hard disk drives produced by various manufacturers at home and abroad generally adopt the technology of increasing the capacity of hard disks with PCs plus video and audio processing boards. The advantage of this technology is that it can make full use of the powerful software system and numerous hardware resources of the PC, the system development cycle is short, the development cost is relatively low, and the realization of the whole system is relatively simple. However, the drawbacks of this technique are also obvious. First of all, because the PC itse...

Claims

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