LDPC decoder
US7454693B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 22, 2005 |
| Grant date | Nov 18, 2008 |
| Priority date | — |
| Expiry date | Dec 2, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M13/1137
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
An LDPC decoder having a determined number of processing units operating in parallel, storage circuitry capable of containing first words containing a juxtaposition of messages of a first type, and second words containing a juxtaposition of messages of a second type, a message provision unit capable of providing each processing unit with a message of the first type or a message of the second type, and a message write unit capable of writing, into the storage circuitry, first words or second words. The message provision unit is capable of providing a message at a position in a word which depends on the word or the message write unit is capable of writing each message at a position in the word which depends on the word.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.