Keyword : personal handy phone system

Software Radio Base and Personal Station Prototypes
Yasuo SUZUKI Kazuhiro UEHARA Masashi NAKATSUGAWA Yushi SHIRATO Shuji KUBOTA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/06/25
Vol. E83-B  No. 6 ; pp. 1261-1268
Type of Manuscript:  Special Section PAPER (Special Issue on Software Defined Radio and Its Technologies)
Category: 
Keyword: 
software, software radio, digital signal processor, personal handy phone system, 
 Summary | Full Text:PDF(793.2KB)
A Low Complexity Speech Codec and Its Error Protection
Jotaro IKEDO Akitoshi KATAOKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/11/25
Vol. E80-B  No. 11 ; pp. 1688-1695
Type of Manuscript:  PAPER
Category: Source Encoding
Keyword: 
speech codec, low complexity, error protection, personal handy phone system, 
 Summary | Full Text:PDF(618.4KB)
A Resonant-Type GaAs Switch IC with Low Distortion Characteristics for 1.9 GHz PHS
Atsushi KAMEYAMA Katsue K.KAWAKYU Yoshiko IKEDA Masami NAGAOKA Kenji ISHIDA Tomohiro NITTA Misao YOSHIMURA Yoshiaki KITAURA Naotaka UCHITOMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1997/06/25
Vol. E80-C  No. 6 ; pp. 788-793
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeterwave High-power Devices)
Category: 
Keyword: 
MMIC, SPDT switch IC, GaAs MESFET, resonator, single power supply operation, personal handy phone system, 
 Summary | Full Text:PDF(574.9KB)
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: 
GaAs, direct-conversion, attenuator, modulator, MMIC, MESFET, personal handy phone system, 
 Summary | Full Text:PDF(484.8KB)