Takehiko TOYODA


A Single-Chip 8-Band CMOS Transceiver for 3G Cellular Systems with Digital Interface
Hiroshi YOSHIDA Takehiko TOYODA Hiroshi TSURUMI Nobuyuki ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/02/01
Vol. E93-A  No. 2  pp. 375-381
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
W-CDMAGSM3Gdirect conversionDC offsetAGC
 Summary | Full Text:PDF

A Triple-Band WCDMA Direct Conversion Receiver IC with Reduced Number of Off-Chip Components and Digital Baseband Control Signals
Osamu WATANABE Rui ITO Toshiya MITOMO Shigehito SAIGUSA Tadashi ARAI Takehiko TOYODA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2008/06/01
Vol. E91-C  No. 6  pp. 837-843
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
WCDMAdirect conversion receiver(DCR)triple-bandclass AB mixerDC offset canceler
 Summary | Full Text:PDF

A Low-Noise Amplifier for WCDMA Terminal with High Tolerance for Leakage Signal from Transmitter
Ryuichi FUJIMOTO Gaku TAKEMURA Masato ISHII Takehiko TOYODA Hiroshi TSURUMI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/02/01
Vol. E91-A  No. 2  pp. 521-528
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
low-noise amplifierLNAWCDMATX leakage signalnoise frequency conversionnoise figure NF
 Summary | Full Text:PDF

A Direct Conversion Receiver for W-CDMA Reducing Current Consumption to 31 mA
Hiroshi YOSHIDA Takehiko TOYODA Makoto ARAI Ryuichi FUJIMOTO Toshiya MITOMO Masato ISHII Rui ITO Tadashi ARAI Tetsuro ITAKURA Hiroshi TSURUMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/06/01
Vol. E88-C  No. 6  pp. 1271-1274
Type of Manuscript:  Special Section LETTER (Special Section on Analog Circuit and Device Technologies)
Category: RF
Keyword: 
direct conversionpower consumptionW-CDMA
 Summary | Full Text:PDF

Fully Differential Direct-Conversion Receiver for W-CDMA Reducing DC-Offset Variation
Hiroshi YOSHIDA Takehiko TOYODA Ichiro SETO Ryuichi FUJIMOTO Osamu WATANABE Tadashi ARAI Tetsuro ITAKURA Hiroshi TSURUMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/06/01
Vol. E87-C  No. 6  pp. 901-908
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit and Device Technologies)
Category: 
Keyword: 
direct conversionDC offset cancelerharmonic mixer
 Summary | Full Text:PDF