Inventor
SHIKAKURA AKIHIRO
JP39 patents
Patents
39 patentsUS5809041ASep 15, 1998
Image processing apparatus and method for concealing errors by replacing only part of a block
CANON KK65 citations96
US5631914AMay 20, 1997
Error correcting apparatus
CANON KK69 citations96
US5594598AJan 14, 1997
Information recording apparatus having variable compression ratio
CANON KK58 citations96
US5446744AAug 29, 1995
Image signal coding device
CANON KK55 citations96
US5070503ADec 3, 1991
Digital information transmitting and receiving system
CANON KK76 citations96
US6473879B1Oct 29, 2002
Encoding device and decoding device suitable for dubbing
CANON KK16 citations93
US6108379AAug 22, 2000
Receiving apparatus for performing a filter process to selectively synthesize image signals to control image quality
CANON KK20 citations93
US5805223ASep 8, 1998
Image encoding apparatus having an intrapicture encoding mode and interpicture encoding mode
CANON KK45 citations93
US5790265AAug 4, 1998
Image coding/decoding method and apparatus
CANON KK40 citations93
US5687182ANov 11, 1997
Error detection and correction device
CANON KK38 citations93
US5614958AMar 25, 1997
Image processing apparatus which conceals image data in accordance with motion data
CANON KK36 citations93
US5566002AOct 15, 1996
Image coding/decoding method and apparatus
CANON KK29 citations93
US5101274AMar 31, 1992
Digital signal recording apparatus time-division multiplexing video and audio signals
CANON KK35 citations93
US5012352AApr 30, 1991
Digital signal recording apparatus time-division multiplexing video and audio signals
CANON KK45 citations93
US4953019AAug 28, 1990
Image signal encoding apparatus
CANON KK41 citations93
US6304990B1Oct 16, 2001
Error correction and concealment technique
CANON KK22 citations92
US5717705AFeb 10, 1998
Image processing apparatus
CANON KK35 citations92
US5317399AMay 31, 1994
Image reproducing apparatus capable of freezing a displayed image
CANON KK22 citations92
US5157355AOct 20, 1992
Phase-locked loop device having stability over wide frequency range
CANON KK24 citations92
US5333013AJul 26, 1994
Image encoding apparatus
CANON KK13 citations82
US5068855ANov 26, 1991
Error correcting method and apparatus
CANON KK21 citations82
US6219157B1Apr 17, 2001
Image coding apparatus
CANON KK11 citations74
US5996109ANov 30, 1999
Error detection and correction device
CANON KK13 citations74
US5805302ASep 8, 1998
Variable length encoding of image data
CANON KK11 citations74
US5703648ADec 30, 1997
Coding apparatus
CANON KK8 citations74
US5684893ANov 4, 1997
Image signal processing apparatus
CANON KK15 citations74
US5600374AFeb 4, 1997
Image encoding/decoding apparatus
CANON KK15 citations74
US5502570AMar 26, 1996
Images reproducing method capable of skipping reproduction of collateral information during reproduction in a special mode
CANON KK13 citations74
US5212695AMay 18, 1993
Error check or erro correction code coding device
CANON KK17 citations74
US5043809AAug 27, 1991
Encoding apparatus
CANON KK15 citations74
US4885637ADec 5, 1989
Encoder
CANON KK14 citations74
US5528298AJun 18, 1996
Image encoding apparatus
CANON KK11 citations73
US5452007ASep 19, 1995
Image encoding apparatus
CANON KK9 citations73
US5251029AOct 5, 1993
Image encoding apparatus
CANON KK7 citations73
US6097737AAug 1, 2000
Method and apparatus for control of carrier frequency and modulation and for quantizing block data
CANON KK5 citations63
US6055664AApr 25, 2000
Encoding device and decoding device suitable for dubbing
CANON KK5 citations63
US5926609AJul 20, 1999
Image reproducing method and apparatus capable of skipping reproduction of collateral information during reproducing in a special mode
CANON KK5 citations63
US5303245AApr 12, 1994
Information signal processing method and apparatus
CANON KK5 citations63
US7236706B2Jun 26, 2007
Free space optics communication apparatus and free space optics communication system
CANON KK3 citations60