Patent ID: 7065288

Claim:
A digital video information patching method comprising the steps of: a) receiving a communication packet; b) separating digital video information from other communication packet protocol data; c) determining if said communication packet includes a start of a digital video frame; d) analyzing if an appropriate starting DIF block is received first in said communication packet; e) forwarding the received communication packet for further processing if the section (SCT), DIF block number (DBN), and DIF sequence value (Dseq) match expected values; f) performing a DIF patch if section type (SCT), a DIF sequence number (Dseq) and a DIF block number (DBN) do not match expected values; and g) retrieving a Quantization (QU) value from an audio auxiliary (AAUX) field in an A3 DIF block of sequence number zero if a received DIF sequence value equals zero, it is an audio section and a DIF block number is set to equal 0x03.