Variable access frame buffer memory

  • US 4,742,474 A
  • Filed: 04/05/1985
  • Issued: 05/03/1988
  • Est. Priority Date: 04/05/1985
  • Status: Expired due to Term
First Claim
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1. A frame buffer memory for storing a plurality of multi-bit pixel data words, comprising:

  • a memory unit array having a plurality of addressable memory units arranged in a plurality of planes, with a plurality of memory units per plane, the memory units of each of said memory unit planes storing one bit of each of said pixel data words; and

    means for addressing memory units of one plane simultaneously without addressing other memory units of said memory unit array, and for alternatively addressing one memory unit in each plane simultaneously without addressing other memory units of said memory unit array.

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