US PATENT SUBCLASS 708 / 530
.~.~.~ Error detection or correction

Current as of: June, 1999
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708 /   HD   ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING

100  DF  ELECTRICAL DIGITAL CALCULATING COMPUTER {10}
200  DF  .~ Particular function performed {26}
490  DF  .~.~ Arithmetical operation {27}
530.~.~.~ Error detection or correction {4}
531  DF  .~.~.~.~> Parity check
532  DF  .~.~.~.~> Residue code
533  DF  .~.~.~.~> Sequential repetition
534  DF  .~.~.~.~> Plural parallel devices

DEFINITION

Classification: 708/530

Error detection or correction:

(under subclass 490) Subject matter with means identifying a malfunction in the operation of the apparatus or the result produced.

SEE OR SEARCH CLASS

714, Error Detection/Correction and Fault Detection/Recovery, appropriate subclass for systems which test for malfunction in nonarithmetical operations.