Title :
A new low-noise, low-distortion and low-power-consumption variable gain amplifier for digital cellular phones
Author :
Motoyoshi, K. ; Tambo, T. ; Tara, K. ; Hagio, M.
Author_Institution :
Discrete Device Div., Matsushita Electron. Corp., Kyoto, Japan
Abstract :
This paper reports a new variable gain amplifier which has low NF of 1.7 dB, low distortion of IM/sub 3//spl les/50 dBc and low power consumption of less than 30 mA. These performances are realized by the new input-signal control circuit.
Keywords :
cellular radio; digital radio; land mobile radio; radiofrequency amplifiers; telephone sets; 1.7 dB; 30 mA; digital cellular phone; distortion; input-signal control circuit; noise figure; power consumption; variable gain amplifier; Cellular phones; Circuit noise; Degradation; Electric variables control; Energy consumption; FETs; Low-noise amplifiers; Performance gain; Resistors; Voltage control;
Conference_Titel :
Gallium Arsenide Integrated Circuit (GaAs IC) Symposium, 1996. Technical Digest 1996., 18th Annual
Conference_Location :
Orlando, FL, USA
Print_ISBN :
0-7803-3504-X
DOI :
10.1109/GAAS.1996.567872
