Keyword : quadrature demodulator


A Quadrature Demodulator for WCDMA Receiver Using Common-Base Input Stage with Robustness to Transmitter Leakage
Toshiya MITOMO Osamu WATANABE Ryuichi FUJIMOTO Shunji KAWAGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/06/01
Vol. E90-C  No. 6 ; pp. 1241-1246
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
WCDMA receiverdirect conversionquadrature demodulatorcommon-base circuit
 Summary | Full Text:PDF(675.4KB)

A Low LO Leakage and Low Power LO Buffer for Direct-Conversion Quadrature Demodulator
Toshiya MITOMO Osamu WATANABE Shoji OTAKA Ryuichi FUJIMOTO Shunji KAWAGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/06/01
Vol. E88-C  No. 6 ; pp. 1212-1217
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit and Device Technologies)
Category: RF
Keyword: 
LO bufferquadrature demodulatordirect-conversionself mixingDC offset
 Summary | Full Text:PDF(475.9KB)

3 to 5-GHz Si-Bipolar Quadrature Modulator and Demodulator Using a Wideband Frequency-Doubling Phase Shifter
Tsuneo TSUKAHARA Junzo YAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/02/01
Vol. E84-A  No. 2 ; pp. 506-512
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques Supporting the System LSI Era)
Category: 
Keyword: 
Si bipolarquadrature modulatorquadrature demodulatorwireless LAN5-GHz band
 Summary | Full Text:PDF(2MB)