CPC Subgroup
H03M 13/03 Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
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 error correction for analogue/digital, digital/analogue or code conversion H03M1/00 – H03M11/00; specially adapted for digital computers G06F11/08; for information storage based on relative movement between record carrier and transducer G11B, e.g. G11B20/18; for static stores G11C) > Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
3 direct subcodes
Child Classifications
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- H03M 13/05 using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
- H03M 13/23 using convolutional codes, e.g. unit memory codes