Inventor
NAKAI TOSHIHISA
JP22 patents
⚠️ This page may combine multiple inventors who share the name “NAKAI TOSHIHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OKI ELECTRIC IND CO LTD
21 patentsUS5835144ANov 10, 1998
Methods of coding and decoding moving-picture signals, using self-resynchronizing variable-length codes
OKI ELECTRIC IND CO LTD235 citations98
US6683988B1Jan 27, 2004
Picture transmission system using minimal reference-frame modification to recover from transmission errors
OKI ELECTRIC IND CO LTD81 citations97
US6282240B1Aug 28, 2001
Picture coder, picture decoder, and transmission system
OKI ELECTRIC IND CO LTD93 citations97
US6169821B1Jan 2, 2001
Picture coder, picture decoder, and picture transmission system
OKI ELECTRIC IND CO LTD84 citations97
US6111915AAug 29, 2000
Picture decoder
OKI ELECTRIC IND CO LTD68 citations96
US6081296AJun 27, 2000
Picture coder, picture decoder, and picture transmission system in which acknowledgment signals are sent in packed form
OKI ELECTRIC IND CO LTD65 citations96
US6049570AApr 11, 2000
Picture coder
OKI ELECTRIC IND CO LTD79 citations96
US6125144ASep 26, 2000
Picture coding method and picture coder
OKI ELECTRIC IND CO LTD77 citations95
US6489996B1Dec 3, 2002
Moving-picture decoding method and apparatus calculating motion vectors to reduce distortion caused by error propagation
OKI ELECTRIC IND CO LTD41 citations92
US6487316B1Nov 26, 2002
Picture decoder for a picture transmission system
OKI ELECTRIC IND CO LTD33 citations92
US6185717B1Feb 6, 2001
Data reception unit
OKI ELECTRIC IND CO LTD21 citations92
US5847763ADec 8, 1998
Moving picture transmission system and moving picture transmission apparatus
OKI ELECTRIC IND CO LTD26 citations92
US5247541ASep 21, 1993
Automatic equalizer for a data transmission channel
OKI ELECTRIC IND CO LTD50 citations92
US5214671AMay 25, 1993
Adaptive equalizer
OKI ELECTRIC IND CO LTD29 citations92
US6973132B2Dec 6, 2005
Transmission header compressor not compressing transmission headers attached to intra-frame coded moving-picture data
OKI ELECTRIC IND CO LTD12 citations84
US6658153B1Dec 2, 2003
Method and decoder for decoding compressed moving-picture data
OKI ELECTRIC IND CO LTD17 citations84
US6643326B1Nov 4, 2003
Picture decoding apparatus modifying received temporal references
OKI ELECTRIC IND CO LTD13 citations84
US4760600AJul 26, 1988
Cipher system
OKI ELECTRIC IND CO LTD16 citations74
US6456664B1Sep 24, 2002
Motion image encoder
OKI ELECTRIC IND CO LTD7 citations73
US5164962ANov 17, 1992
Adaptive equalizer with midburst correction capability
OKI ELECTRIC IND CO LTD20 citations70
US10475313B2Nov 12, 2019
Image processing system and image decoding apparatus
OKI ELECTRIC IND CO LTD0 citations49