Inventor
KATAYAMA YOICHI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “KATAYAMA YOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
4 patentsUS6420979B1Jul 16, 2002
Method for compressing and decompressing image signals and apparatus for compressing and decompressing image signals
NEC CORP12 citations72
US5566279AOct 15, 1996
Method of and apparatus for reading out digital image data from three-dimensional memory
NEC CORP15 citations72
US5831882ANov 3, 1998
Orthogonal transformation processing device
NEC CORP3 citations61
US5376973ADec 27, 1994
Image memory device
NEC CORP3 citations60
RENESAS ELECTRONICS CORP
3 patentsUS7876830B2Jan 25, 2011
Video encoder and decoder for achieving inter-and intra-frame predictions with reduced memory resource
RENESAS ELECTRONICS CORP26 citations89
US8364741B2Jan 29, 2013
Motion-compensating device with booth multiplier that reduces power consumption without increasing the circuit size
RENESAS ELECTRONICS CORP4 citations61
US8380769B2Feb 19, 2013
Filter operation unit and motion-compensating device
RENESAS ELECTRONICS CORP0 citations51