A dual clock tracking decoder for use in a local station of a token ring local area network extracts the mostly repetitive bit-cell transitions corresponding to the imbedded clock of a received phase encoded message from which a short term and a long term moving average estimate is made of the...http://www.google.fr/patents/US5696800?utm_source=gb-gplus-shareBrevet US5696800 - Dual tracking differential manchester decoder and clock recovery circuit
Dual tracking differential manchester decoder and clock recovery circuit