US PATENT SUBCLASS 714 / 52
.~.~.~.~ Error checking code

Current as of: June, 1999
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714 /   HD   ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY

1  DF  RELIABILITY AND AVAILABILITY {4}
48  DF  .~ Error detection or notification {3}
49  DF  .~.~ State error (i.e., content of instruction, data, or message) {3}
50  DF  .~.~.~ State out of sequence {2}
52.~.~.~.~ Error checking code

DEFINITION

Classification: 714/52

Error checking code:

(under subclass 50) Subject matter for detecting consistency of information by using a code (e.g., parity, etc.) which is generated from the information.

(1) Note. Error checking codes are a function of the actual data of concern, as exemplified in one simple form by parity data.

SEE OR SEARCH THIS CLASS, SUBCLASS:

763+, for memory access block coding, and subclass 805 for storage accessing.

SEE OR SEARCH CLASS

711, Electrical Computers and Digital Processing Systems: Memory,

161+, for preventing the corruption, loss, alteration, or disclosure of data by storing, as in making backup copies.