Driving interface for CMMB terminal

Driving interface for CMMB terminal

  • CN 102,227,139 B
  • Filed: 06/03/2011
  • Issued: 08/17/2016
  • Est. Priority Date: 06/03/2011
  • Status: Active Grant
First Claim
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1. for a driving interface for CMMB terminal, it is arranged between the hardware layer of CMMB system and general layer, usesFrom the descrambling multiplexed frame of described hardware layer and described descrambling multiplexed frame is supplied to described general layer in obtaining, it is characterised in thatIncluding:

  • Initialization module, for carrying out power on operation and initialization to the CMMB demodulation chip in described hardware layer;

    Version acquisition module, for obtaining the version number of described CMMB system;

    Frequency setting module, for setting the frequency corresponding with described descrambling multiplexed frame;

    Channel selection module, selects channel to be watched in response to the instruction from described hardware layer;

    AndMultiplexed frame acquisition module, is used for obtaining described descrambling multiplexed frame;

    Reseting module, for resetting described CMMB chip, wherein, described reseting module includes;

    Chip paulospore module, is used for making described CMMB chip dormancy, enters battery saving mode;

    AndChip wakes up submodule up, is used for waking up described CMMB chip up;

    Signal condition acquisition module, for obtaining the current signal state of described CMMB demodulation chip.

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