Jiro NAGANUMA


An H.264/AVC High422 Profile and MPEG-2 422 Profile Encoder LSI for HDTV Broadcasting Infrastructures
Koyo NITTA Hiroe IWASAKI Takayuki ONISHI Takashi SANO Atsushi SAGATA Yasuyuki NAKAJIMA Minoru INAMORI Ryuichi TANIDA Atsushi SHIMIZU Ken NAKAMURA Mitsuo IKEDA Jiro NAGANUMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/04/01
Vol. E95-C  No. 4  pp. 432-440
Type of Manuscript:  Special Section PAPER (Special Section on Solid-State Circuit Design – Architecture, Circuit, Device and Design Methodology)
Category: 
Keyword: 
H.264/AVCencoderMPSoCME/MCand HDTV
 Summary | Full Text:PDF(4.1MB)

A Distributed Stream Multiplexing Architecture for Multi-Chip Configuration beyond HDTV
Takayuki ONISHI Ken NAKAMURA Takeshi YOSHITOME Jiro NAGANUMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/12/01
Vol. E91-D  No. 12  pp. 2862-2867
Type of Manuscript:  PAPER
Category: Image Processing and Video Processing
Keyword: 
super high-resolution videomultiplexingcodec LSI
 Summary | Full Text:PDF(696.2KB)

A Flexible Video CODEC System for Super High Resolution Video
Takeshi YOSHITOME Ken NAKAMURA Jiro NAGANUMA Yoshiyuki YASHIMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/11/01
Vol. E91-D  No. 11  pp. 2709-2717
Type of Manuscript:  PAPER
Category: Image Processing and Video Processing
Keyword: 
super high resolution videoCODEC4k2k
 Summary | Full Text:PDF(977KB)

On-Chip Multimedia Real-Time OS and Its MPEG-2 Applications
Hiroe IWASAKI Jiro NAGANUMA Makoto ENDO Takeshi OGURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/04/01
Vol. E84-D  No. 4  pp. 448-455
Type of Manuscript:  PAPER
Category: VLSI Systems
Keyword: 
real-time OSembedded system LSI (system LSI)multimedia processingMPEG-2 systemsMPEG-2 video
 Summary | Full Text:PDF(860.6KB)

Three-Layer Cooperative Architecture for MPEG-2 Video Encoder LSI
Mitsuo IKEDA Toshio KONDO Koyo NITTA Kazuhito SUGURI Takeshi YOSHITOME Toshihiro MINAMI Jiro NAGANUMA Takeshi OGURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2000/02/25
Vol. E83-C  No. 2  pp. 170-178
Type of Manuscript:  Special Section PAPER (Special Issue on Low-Power High-Speed CMOS LSI Technologies)
Category: 
Keyword: 
MPEG-2video signal processingembedded system LSIhardware/software co-designpicture coding
 Summary | Full Text:PDF(2.5MB)

Polling-Based Real-Time Software for MPEG2 System Protocol LSIs
Jiro NAGANUMA Makoto ENDO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/05/25
Vol. E81-C  No. 5  pp. 695-701
Type of Manuscript:  Special Section PAPER (Special Issue on Multimedia, Network, and DRAM LSIs)
Category: 
Keyword: 
MPEG2protocol processingmultiplexer/demultiplexerreal-time softwareembedded systemHW/SW co-designVLSI
 Summary | Full Text:PDF(648.1KB)

High-Level VLSI Design Specification Validation Using Algorithmic Debugging
Jiro NAGANUMA Takeshi OGURA Tamio HOSHINO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/12/25
Vol. E77-A  No. 12  pp. 1988-1998
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: 
Keyword: 
high-level design specification validationstructured analysis methodalgorithmic debugginglogic programming languages
 Summary | Full Text:PDF(896KB)