Tadashi SUMI


A Chip Set for Programmable Real-Time MPEG2 MP@ML Video Encoder
Tetsuya MATSUMURA Hiroshi SEGAWA Satoshi KUMAKI Yoshinori MATSUURA Atsuo HANAMI Kazuya ISHIHARA Shin-ichi NAKAGAWA Tadashi KASEZAWA Yoshihide AJIOKA Atsushi MAEDA Masahiko YOSHIMOTO Tadashi SUMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/05/25
Vol. E81-C  No. 5  pp. 680-694
Type of Manuscript:  Special Section PAPER (Special Issue on Multimedia, Network, and DRAM LSIs)
Category: 
Keyword: 
video compression/decompressionvideo encoderMPEG2video signal processor
 Summary | Full Text:PDF

A 350-MS/s 3.3V 8-bit CMOS D/A Converter Using a Delayed Driving Scheme
Hiroyuki KOHNO Yasuyuki NAKAMURA Takahiro MIKI Hiroyuki AMISHIRO Keisuke OKADA Tadashi SUMI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/02/25
Vol. E80-A  No. 2  pp. 334-338
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques for System-on-Chip Integration)
Category: 
Keyword: 
D/A convertercurrent sourcecurrent switchdelayed driving scheme
 Summary | Full Text:PDF

A 286 MHz 64-b Floating Point Multiplier with Enhanced CG Operation
Hiroshi MAKINO Hiroaki SUZUKI Hiroyuki MORINAKA Yasunobu NAKASE Koichiro MASHIKO Tadashi SUMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/07/25
Vol. E79-C  No. 7  pp. 915-924
Type of Manuscript:  Special Section PAPER (Special Issue on the 1995 Symposium on VLSI Circuits (Joint Issue with the IEEE Journal of Solid-State Circuits, Vol.31, No.4 April 1996))
Category: Logic
Keyword: 
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A 2.6-ns 64-b Fast and Small CMOS Adder
Hiroyuki MORINAKA Hiroshi MAKINO Yasunobu NAKASE Hiroaki SUZUKI Koichiro MASHIKO Tadashi SUMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/04/25
Vol. E79-C  No. 4  pp. 530-537
Type of Manuscript:  Special Section PAPER (Special Issue on Ultra-High-Speed LSIs)
Category: 
Keyword: 
additioncarry look-ahead adderbinary look-ahead addercarry selectmodified carry selectCMOSVLSI
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A Design of High-Speed 4-2 Compressor for Fast Multiplier
Hiroshi MAKINO Hiroaki SUZUKI Hiroyuki MORINAKA Yasunobu NAKASE Hirofumi SHINOHARA Koichiro MASHIKO Tadashi SUMI Yasutaka HORIBA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/04/25
Vol. E79-C  No. 4  pp. 538-548
Type of Manuscript:  Special Section PAPER (Special Issue on Ultra-High-Speed LSIs)
Category: 
Keyword: 
4-2 compressormultiplierredundant binarytransmission gateCMOS circuit
 Summary | Full Text:PDF

Static Linearity Error Analysis of Subranging A/D Converters
Takashi OKUDA Toshio KUMAMOTO Masao ITO Takahiro MIKI Keisuke OKADA Tadashi SUMI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/02/25
Vol. E79-A  No. 2  pp. 210-216
Type of Manuscript:  Special Section PAPER (Special Section on Analog Technologies in Submicron Era)
Category: 
Keyword: 
subranging A/D convertercoarse conversionfine conversionlinearity error
 Summary | Full Text:PDF