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IPC Subgroup
H03M 13/05

using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits

Introduced: January 2000

Last revised: January 2006

Full Title

Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes > Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words > using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits

Classification Context

Section:
ELECTRICITY
Class:
ELECTRONIC CIRCUITRY
Subclass:
CODING, DECODING OR CODE CONVERSION, IN GENERAL

5 direct subcodes

Child Classifications

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  • H03M 13/07 Arithmetic codes
  • H03M 13/09 Error detection only, e.g. using cyclic redundancy check [CRC] codes or single parity bit
  • H03M 13/11 using multiple parity bits
  • H03M 13/21 Non-linear codes, e.g. m-bit data word to n-bit code word [mBnB] conversion with error detection or error correction