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Transport processor for processing multiple transport streams

  • US 7,149,230 B2
  • Filed: 03/08/2002
  • Issued: 12/12/2006
  • Est. Priority Date: 03/08/2002
  • Status: Expired due to Fees
First Claim
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1. A processing apparatus which simultaneously processes a plurality of transport streams that include data packets, the processing apparatus comprising:

  • a transport processor memory; and

    a plurality of transport processor units that commonly utilize the transport processor memory, wherein the transport processor memory includes a plurality of demultiplexing contexts for maintaining information for data packets acquired by the transport processor units, and wherein each of the transport processor units comprises;

    a transport interface that identifies the data packets to acquire from an incoming transport stream;

    a demultiplexing processor that performs processing operations on the acquired data packets; and

    a demultiplexing direct memory access (DMA) unit that determines where the acquired data packets are to be transported.

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