U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Memory system handling a plurality of bits as a unit to be processed

Patent 4434502 Issued on February 28, 1984. Estimated Expiration Date: Icon_subject April 3, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3163850

3337860

3543240

3638199

3766520

3889234

3899771

Method and apparatus for accessing horizontal sequences and rectangular sub-arrays from an array stored in a modified word organized random access memory system
Patent #: 3938102
Issued on: 02/10/1976
Inventor: Morrin ,   et al.

Method and apparatus for accessing horizontal sequences, vertical sequences, and rectangular subarrays from an array stored in a modified word organized random access memory system
Patent #: 3995253
Issued on: 11/30/1976
Inventor: Morrin, II ,   et al.

Method and apparatus for accessing horizontal sequences, vertical sequences and regularly spaced rectangular subarrays from an array stored in a modified word organized random access memory system
Patent #: 3996559
Issued on: 12/07/1976
Inventor: Morrin ,   et al.

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Inventors

Assignee

Application

No. 06/250784 filed on 04/03/1981

US Classes:

382/282, Selecting a portion of an image345/544, Memory partitioning345/567, Using decoding382/305, Image storage or retrieval711/100STORAGE ACCESSING AND CONTROL

Examiners

Primary: Smith, Jerry
Assistant: Niessen, William G.

Attorney, Agent or Firm

International Class

G06F 12/02 (20060101)

Abstract

A memory system for simultaneously extracting a desired block of data in response to an address specifying only the center bit of the block. The input address is modified through an arithmetic circuit wherein the address representing the center bit is added to and subtracted from to produce a plurality of addresses which are used to address a plurality of separate memory blocks. The outputs from the memory blocks are passed through a selection alignment matrix circuit which selects from the outputs of the memory blocks only those bits in the desired block of data and aligns those bits in a predetermined array. Bits other than those in the desired block of data are discarded.

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