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NIPPON TELEVISION NETWORK
JP25 patents
Top patents by PatentIndex Score
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Picture replacement system and picture replacement method
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US5386240AJan 31, 1995
Encoder/decoder of information upon/from a video signal
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US6144410ANov 7, 2000
Telecine signal conversion method and an up-converter
NIPPON TELEVISION NETWORK19 citations82
US4535356AAug 13, 1985
Music information transmission system
NIPPON TELEVISION NETWORK20 citations78
US5204745AApr 20, 1993
High-definition television signal processing system for transmitting and receiving a television signal in a manner compatible with the present system
NIPPON TELEVISION NETWORK16 citations74
US5835152ANov 10, 1998
Method of converting 4:2:0p/4:2:2p progressive scan data and converter
NIPPON TELEVISION NETWORK9 citations73
US5225910AJul 6, 1993
Adaptive operation type low noise television system
NIPPON TELEVISION NETWORK10 citations73
US5208670AMay 4, 1993
Television system for transmitting auxiliary image signals in the black bands in accordance with image motion
NIPPON TELEVISION NETWORK10 citations73
US5182644AJan 26, 1993
Multiplexed signal receiving apparatus
NIPPON TELEVISION NETWORK10 citations73
US5179443AJan 12, 1993
Multiplexed signal transmitting and receiving apparatus
NIPPON TELEVISION NETWORK12 citations73
US5457498AOct 10, 1995
Television signal digitizing method dividing progressive-scanned signal into two complementary interlace signals
NIPPON TELEVISION NETWORK16 citations72
US5289269AFeb 22, 1994
Color television camera with details of luminance signal formation
NIPPON TELEVISION NETWORK14 citations72
US5223929AJun 29, 1993
Television system
NIPPON TELEVISION NETWORK10 citations72
US5214500AMay 25, 1993
Color encoder measurement system with adjustment of amplitude ratio of R, G and B component signals
NIPPON TELEVISION NETWORK7 citations71
US4779133AOct 18, 1988
Low-noise television system
NIPPON TELEVISION NETWORK14 citations71
US4882628ANov 21, 1989
Amplitude characteristics of TV vertical frequency signal
NIPPON TELEVISION NETWORK11 citations70
US4961112AOct 2, 1990
Television system
NIPPON TELEVISION NETWORK18 citations69
US6327004B1Dec 4, 2001
Picture replacement system and method of the same
NIPPON TELEVISION NETWORK14 citations68
US4467371AAug 21, 1984
Method of pre-editing an original video tape in combination of scene numbers with a card and systems for carrying out the method
NIPPON TELEVISION NETWORK15 citations64
US5495293AFeb 27, 1996
Frame synchronizer and a signal switching apparatus
NIPPON TELEVISION NETWORK4 citations63
US5327236AJul 5, 1994
Video switcher apparatus for wide screen EDTV signals
NIPPON TELEVISION NETWORK4 citations61
US5161020ANov 3, 1992
Television broadcasting apparatus including monochromatic characters with a colored contour
NIPPON TELEVISION NETWORK3 citations60
US4985771AJan 15, 1991
Anti-ringing device for television transmission system
NIPPON TELEVISION NETWORK3 citations60
US5142364AAug 25, 1992
High resolution color television system
NIPPON TELEVISION NETWORK3 citations59
US5666166ASep 9, 1997
Method for converting progressive scan signals and converter thereof
NIPPON TELEVISION NETWORK0 citations41