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Worldwide television tuning system with country code based tuning

  • US 7,042,526 B1
  • Filed: 04/08/1998
  • Issued: 05/09/2006
  • Est. Priority Date: 04/08/1998
  • Status: Expired due to Fees
First Claim
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1. A television tuner comprising;

  • a tuner software module to expose functionality of the tuner software module to an application program via an application programming interface and to find a particular television frequency and a video decoder module to decode the digital video data according to a particular video standard using;

    a country table listing a plurality of countries; and

    multiple channel-to-frequency mapping tables correlating channel numbers to corresponding frequencies for associated countries in the country table, the channel-to-frequency mapping tables being indexed by the country table so that selection of a country in the country table references an associated channel-to-frequency mapping table for the selected country; and

    a tuning device to tune to the found particular television frequency within the channel-to-frequency mapping table associated with the selected country upon selection of a corresponding channel.

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