Download device of digital television mobile data

Abstract

The invention discloses a download device of digital television mobile data. The download device comprises a digital signal receiving module used for receiving digital signals; an antenna used for receiving wireless signals, wherein the wireless signals are formed by video and audio data and transmitted by an external terminal; a wireless receiving module used for demodulating the wireless signals which are received by the antenna to obtain digital signals; a decoding module used for decoding the digital signals to obtain the video and audio data; a central processing module used for processing audio and video data to obtain video and audio signals, and outputting a control signal; a storage module used for storing the video and audio data; a play module used for receiving the control signal and performing video and audio play according to the digital signals and the obtained video and audio signals. The download device of the digital television mobile data provided by the invention can play the video and audio transmitted by a user and can receive the digital signals simultaneously, realize the multi-mode operation, increase the source of playing signals and realize intelligent play.

Description

technical field [0001] The invention relates to a digital TV mobile data downloading device, which belongs to the technical field of digital TV playing systems. Background technique [0002] Digital TV is an end-to-end system that digitally processes signals from program acquisition, program production, program transmission to the user end. It is a broadcast and "interactive" digital TV based on DVB technical standards. The use of advanced user management technology can perfect the quality and quantity of program content and bring users more program choices and better program quality effects [0003] Its working principle is to use digital TV signals or to spread all the signals of the system. It is a TV type that is transmitted through binary digital streams composed of 0 and 1 digital strings. Compared with analog TV, its signal loss is small and the reception effect is good. . The transmission rate of digital signals is 19.39 megabytes per second. The transmission of su...

AI Technical Summary

Problems solved by technology

[0008] The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, provide a digital TV mobile data downloading device, and solve the problem that the existing digital TV playback system cannot self-receive video and audio data according to needs, resulting in a single source of signal played by the system problem, to achieve intelligent playback

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