Inventor
TATSUZAWA KAICHI
JP12 patents
Patents
12 patentsUS6441844B1Aug 27, 2002
Solid-pictorial video signal generating apparatus, solid-pictorial video signal transmitting apparatus, solid-pictorial video signal receiving apparatus and solid-pictorial video signal transmission switching apparatus
SONY CORP115 citations97
US5142537AAug 25, 1992
Video signal processing circuit
SONY CORP148 citations96
US4163258AJul 31, 1979
Noise reduction system
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US4914527AApr 3, 1990
Recording and reproducing digital video and audio signals together with a time code signal which is within user control words of the audio data
SONY CORP107 citations95
US6697100B2Feb 24, 2004
Solid-pictorial video signal generating apparatus, solid-pictorial video signal transmitting apparatus, solid-pictorial video signal receiving apparatus and solid-pictorial video signal transmission switching apparatus
SONY CORP18 citations92
US4742519AMay 3, 1988
Apparatus for decoding error correcting code
SONY CORP45 citations91
US4802032AJan 31, 1989
Servo for VTR drum motor with external reference signal phase modulation
SONY CORP11 citations74
US5450139ASep 12, 1995
Apparatus for transmitting video signals comprising a memory backup device
SONY CORP12 citations73
US4751589AJun 14, 1988
Method and apparatus for reproducing recorded video signal
SONY CORP16 citations71
US4318119AMar 2, 1982
Continuous carrier wave generating circuit
SONY CORP3 citations62
US5771216AJun 23, 1998
Photomagnetic recording device and photomagnetic reproducing device
SONY CORP5 citations61
US5640379AJun 17, 1997
Photomagnetic recording device and photomagnetic reproducing device
SONY CORP1 citations51