Hiroki WADA


Observer-Based Robust Stabilizing Controllers Based on the Trajectory for Polytopic Uncertain Systems
Hiroki WADA Hidetoshi OYA Kojiro HAGINO Yasumitsu EBINUMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/06/01
Vol. E93-A  No. 6  pp. 1260-1265
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
trajectory-based designobserver-based robust control1 normBellman-Gronwall's lemma
 Summary | Full Text:PDF(116.8KB)

A Second-Order Multibit Complex Bandpass ΔΣAD Modulator with I, Q Dynamic Matching and DWA Algorithm
Hao SAN Yoshitaka JINGU Hiroki WADA Hiroyuki HAGIWARA Akira HAYAKAWA Haruo KOBAYASHI Tatsuji MATSUURA Kouichi YAHAGI Junya KUDOH Hideo NAKANE Masao HOTTA Toshiro TSUKADA Koichiro MASHIKO Atsushi WADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/06/01
Vol. E90-C  No. 6  pp. 1181-1188
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
complex bandpass ΔΣAD modulatorIQ path mismatchesdynamic matchingmiltibitdata-weighted averaging
 Summary | Full Text:PDF(1.1MB)

Complex Bandpass ΔΣAD Modulator Architecture without I, Q-Path Crossing Layout
Hao SAN Akira HAYAKAWA Yoshitaka JINGU Hiroki WADA Hiroyuki HAGIWARA Kazuyuki KOBAYASHI Haruo KOBAYASHI Tatsuji MATSUURA Kouichi YAHAGI Junya KUDOH Hideo NAKANE Masao HOTTA Toshiro TSUKADA Koichiro MASHIKO Atsushi WADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/04/01
Vol. E89-A  No. 4  pp. 908-915
Type of Manuscript:  Special Section PAPER (Special Section on Selected Papers from the 18th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
complex bandpass ΔΣAD modulatorIQ path mismatchesdynamic matchingmultiplexer
 Summary | Full Text:PDF(820.3KB)