Inventor
JOICHI YOSHIRO
JP7 patents
Patents
7 patentsUS4476555AOct 9, 1984
Tracking servo apparatus for an optical information reproducing system
SONY CORP22 citations81
US4420694ADec 13, 1983
Muting circuit
SONY CORP12 citations72
US4379286AApr 5, 1983
Digital signal processing circuit
SONY CORP10 citations72
US4922513AMay 1, 1990
Rotation control circuit for a hall motor
SONY CORP12 citations71
US6081493AJun 27, 2000
Apparatus for demodulating digital FM signal in an optical disc device
SONY CORP1 citations60
US5907528AMay 25, 1999
Apparatus for demodulating a digital FM signal which normally has signal inversions at data bit boundaries
SONY CORP1 citations60
US5838649ANov 17, 1998
Apparatus for demodulating digital FM signal in an optical disc device
SONY CORP0 citations49