Title :
9.5 GHz bandwidth HBT gain controllable amplifier IC with an amplitude detection circuit
Author :
Yamakawa, Hiroshi ; Ibe, H. ; Akagi, J. ; Kuriyama, Yasuhiko ; Morizuka, K. ; Obara, M.
Author_Institution :
Toshiba Corp., Kawasaki, Japan
fDate :
4/26/1990 12:00:00 AM
Abstract :
A wideband and gain controllable amplifier IC which can detect its output signal amplitude has been fabricated using self-aligned AlGaAs/GaAs HBT technology. A 9.5 GHz bandwidth 10 dB maximum gain, over 20 dB controllable gain width and successful amplitude detection were obtained.
Keywords :
III-V semiconductors; MMIC; aluminium compounds; automatic gain control; bipolar integrated circuits; gallium arsenide; heterojunction bipolar transistors; microwave amplifiers; wideband amplifiers; 0 to 9.5 GHz; 10 to -10 dB; 9.5 GHz; AGC; AlGaAs-GaAs; HBT amplifier IC; SHF; amplitude detection circuit; bandwidth; controllable gain; gain; gain controllable amplifier IC; optical receivers; self-aligned HBT technology; semiconductors;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19900396
