Encoder, recording device, decoder, playback device with robust data block header
US11398834B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Oct 16, 2017 |
| Grant date | Jul 26, 2022 |
| Priority date | — |
| Expiry date | Aug 28, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M13/09
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
The current invention relates to an encoder for converting a set of data words into a data block having a header section, a checksum section and a payload section; the encoder comprising: a header inserter arranged to insert a header pattern in the data block; a checksum calculator arranged to calculate a checksum of the set of data words; a data word converter arranged to convert the set of data words into a set of obfuscated data words being a result of applying an exclusive or operation between the set of data words and the checksum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.