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Method and apparatus for processing null packets in a digital media receiver

  • US 7,652,999 B2
  • Filed: 06/16/2004
  • Issued: 01/26/2010
  • Est. Priority Date: 06/18/2003
  • Status: Active Grant
First Claim
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1. An apparatus, comprising:

  • a Null-Packet Detector for processing a stream of fixed-length packets received by said apparatus as digitally encoded signals and having multiple packet types, each packet including a header portion and a data portion, the header portion including a sync byte,wherein said Null-Packet Detector processes the stream by detecting whether a received packet is a null-packet and for identifying the location of the sync-byte of a detected null-packet, andwherein the Null-Packet Detector further generates a first signal to indicate whether a received packet is a null-packet and generates a second signal to indicate the location of the sync-byte of a detected null-packet.

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