Acronym · Interfaces & SerDes
RS-FEC (Reed-Solomon Forward Error Correction)
The block error-correcting code used across high-speed Ethernet and PCIe Gen6, operating on symbols rather than bits so that bursts of errors inside one symbol cost only one correction.
- Also known as
- Reed-Solomon FEC, KP4 FEC, KR4 FEC
- Type
- Acronym
- Domain
- Interfaces & SerDes, Coding and FEC
Notes
RS(544,514) known as KP4 is the workhorse for 100G-per-lane Ethernet and corrects up to 15 symbol errors per codeword.
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