Tadahiko MAEDA


Gate Current Control Method by Pull-Down FET's for 0-28 dB GaAs Variable Attenuator in Direct-Conversion Modulator IC for 1.9 GHz PHS
Tadahiro SASAKI Shoji OTAKA Tadahiko MAEDA Toshiyuki UMEDA Kazuya NISHIHORI Atsushi KAMEYAMA Mayumi HIROSE Yoshiaki KITAURA Naotaka UCHITOMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1997/06/25
Vol. E80-C  No. 6  pp. 794-799
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeterwave High-power Devices)
Category: 
Keyword: 
GaAsdirect-conversionattenuatormodulatorMMICMESFETpersonal handy phone system
 Summary | Full Text:PDF

Design Study on RF Stage for Miniature PHS Terminal
Hiroshi TSURUMI Tadahiko MAEDA Hiroshi TANIMOTO Yasuo SUZUKI Masayuki SAITO Kunio YOSHIHARA Kenji ISHIDA Naotaka UCHITOMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/05/25
Vol. E79-C  No. 5  pp. 629-635
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave Devices for Mobile Communications)
Category: Active Devices
Keyword: 
direct conversion, personal handy phone systemRF functional circuit modulebump interconnection technique
 Summary | Full Text:PDF