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TS data filtering circuit in digital broadcasting receiver

  • US 6,611,497 B1
  • Filed: 01/07/2000
  • Issued: 08/26/2003
  • Est. Priority Date: 01/11/1999
  • Status: Expired due to Term
First Claim
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1. A TS data filtering circuit in a digital broadcasting receiver, comprising:

  • a matching judgment portion for making matching judgment on data included in a predetermined range from the head of a TS packet by hardware;

    storage means for storing, when it cannot be judged whether or not a data row in the TS packet is a data row to be acquired by the matching judgment in the matching judgement portion, data in the TS packet in a memory;

    matching judgment means for making matching judgment by software on the data stored in the memory by the storage means; and

    means for starting the matching judgment in the matching judgment means at a stage where data corresponding to the number of effective bytes previously determined are stored in the memory in the process of storing the data in the memory by the storage means.

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