Inventor
IWADARE MASAHIRO
JP9 patents
⚠️ This page may combine multiple inventors who share the name “IWADARE MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
8 patentsUS5235623AAug 10, 1993
Adaptive transform coding by selecting optimum block lengths according to variatons between successive blocks
NEC CORP51 citations92
US5218561AJun 8, 1993
Fast calculation apparatus for carrying out a forward and an inverse transform
NEC CORP26 citations91
US5263088ANov 16, 1993
Adaptive bit assignment transform coding according to power distribution of transform coefficients
NEC CORP37 citations88
US5841377ANov 24, 1998
Adaptive transform coding system, adaptive transform decoding system and adaptive transform coding/decoding system
NEC CORP16 citations81
USRE41370EJun 8, 2010
Adaptive transform coding system, adaptive transform decoding system and adaptive transform coding/decoding system
NEC CORP2 citations61
USRE40854EJul 14, 2009
Fast calculation apparatus for carrying out a forward and an inverse transform
NEC CORP3 citations61
US12596752B2Apr 7, 2026
Information processing apparatus, content generation system, and control method
NEC CORP0 citations46
US5875424AFeb 23, 1999
Encoding system and decoding system for audio signals including pulse quantization
NEC CORP0 citations40