P

Inventor

BANNAI TATSUSHI

JP45 patents
⚠️ This page may combine multiple inventors who share the name “BANNAI TATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

32 patents
US7400820B2Jul 15, 2008

Signal processing apparatus and signal processing method for locating a lost position of auxiliary data

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD62 citations98
US5307177AApr 26, 1994

High-efficiency coding apparatus for compressing a digital video signal while controlling the coding bit rate of the compressed digital data so as to keep it constant

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD126 citations98
US5959675ASep 28, 1999

Image compression coding apparatus having multiple kinds of coefficient weights

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD77 citations96
US5841939ANov 24, 1998

Picture reproduction apparatus and picture decoding apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations96
US5649047AJul 15, 1997

Picture reproduction apparatus and picture decoding apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD45 citations96
US5481412AJan 2, 1996

Video signal digital recording/reproducing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD58 citations96
US4910605AMar 20, 1990

Video signal recording method and apparatus for field-segment recording

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD64 citations95
US4887169ADec 12, 1989

Video signal recording and playback apparatus having varied-speed playback capability

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD65 citations95
US5887111AMar 23, 1999

Picture reproduction apparatus and picture decoding apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations93
US5923813AJul 13, 1999

Apparatus and method for image coding and recording/reproducing

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD46 citations92
US5625461AApr 29, 1997

Recording and reproducing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations92
US6618095B1Sep 9, 2003

Serial digital interface system transmission/reception method and device therefor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD41 citations90
US7233553B2Jun 19, 2007

Method for emptying recording buffer can be made empty by at most one access operation and at most two recording operation, in a simultaneous recording and reproduction

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations84
US6289173B1Sep 11, 2001

ECL in a recording and reproduction device in which coefficient groups including coefficient data corresponding to low frequency components of the first axis in at least two overlapped coding blocks are not recorded by the same recording head

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations73
US5966470AOct 12, 1999

Coding apparatus for image compression

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations73
US5933571AAug 3, 1999

Video image coding and recording apparatus and video image coding, recording and reproducing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations73
US5754696AMay 19, 1998

Apparatus for compression-coding image data and method of the same based on quantification and frequency transform coefficient amplitude reduction

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations73
US5383063AJan 17, 1995

Video signal digital recording/reproducing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations73
US5321557AJun 14, 1994

Magnetic recording and reproducing apparatus having multiple magnetic heads

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations73
US4807056AFeb 21, 1989

Method and apparatus for video signal recording and playback signal level compensation based on recorded reference signal

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations73
US4757392AJul 12, 1988

Error compensation by a ramp waveform having a high signal-to-noise ratio

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations73
US6810198B1Oct 26, 2004

Record and playback device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations72
US6501904B1Dec 31, 2002

Video signal recording and/or reproducing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations71
US7324416B2Jan 29, 2008

Information recording medium, method for simultaneous recording and reproduction, and information recording and reproduction apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations63
US6233281B1May 15, 2001

Video signal processing apparatus, and video signal processing method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US7408960B1Aug 5, 2008

Method and apparatus for data transmission, and method and apparatus for data reception

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US6724824B2Apr 20, 2004

Digital signal processing method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US5457579AOct 10, 1995

Apparatus for recording each editing unit of video and audio signals in an isolated area on a recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US5299072AMar 29, 1994

Video and audio signal recording apparatus with editing-use erase heads

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations61
US5105315AApr 14, 1992

Error compensation using an inserted reference waveform

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations61
US6684360B1Jan 27, 2004

Transmission apparatus, reception apparatus, transmission method and reception method, each for efficiently transmitting error information

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations59
US6256450B1Jul 3, 2001

Progressive scanned signal processing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations49

PANASONIC CORP

8 patents

SONY CORP

1 patent

HIROSE MASAKI

1 patent

TANAKA HISAO

1 patent

JAPAN BROADCASTING CORP

1 patent

HYODO KENJI

1 patent