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Video and/or audio decompression and/or compression device that shares a memory interface

DC CAFC
  • US 5,812,789 A
  • Filed: 08/26/1996
  • Issued: 09/22/1998
  • Est. Priority Date: 08/26/1996
  • Status: Expired due to Term
First Claim
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1. An electronic system coupled to a memory, comprising:

  • a first device that requires access to the memory;

    a decoder that requires access to the memory sufficient to maintain real time operation; and

    a memory interface for coupling to the memory, and coupled to the first device and to the decoder, the memory interface having an arbiter for selectively providing access for the first device and the decoder to the memory and a shared bus coupled to the memory the first device, and the decoder, the bus having a sufficient bandwidth to enable the decoder to access the memory and operate in real time when the first device simultaneously accesses the bus.

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