Tuner

Tuner

  • CN 1,805,519 A
  • Filed: 10/18/2005
  • Published: 07/19/2006
  • Est. Priority Date: 10/18/2004
  • Status: Active Application
First Claim
Patent Images

1. tuner that is used for selecting from the multichannel input signal channel be used to receive comprises:

  • signal path, and be configured to selective channel and convert selected channel to be suitable for demodulation form, described signal path comprises at least one controlled variable gain stages;

    And controller, have receiving mode and channel Mapping pattern, described controller is configured under described mapped mode, the look-up table of the channel occupancy in the input signal is provided, and under described receiving mode, according to from the taking of at least one channel adjacent of described table, control the gain of at least one variable gain stages with selected channel.

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