Title :
A 38 GHz Low Phase Noise Monolithic VCO for FM MOD Using an AlGaAs/InGaAs HBT with p+/p Regrown Base Contacts
Author :
Tanji, Koki ; Kaneko, Tomoya ; Amamiya, Yasushi ; Niwa, Takaki ; Shimawaki, Hidenori ; Tanaka, Shinichi ; Wada, Kenzo
Author_Institution :
Microwave & Satellite Communications Div., NEC Corp., 4035 Ikebe-cho, Tsuzuki-ku, Yokohama, Kanagawa 224-8555, JAPAN
Abstract :
A 38 GHz-band Monolithic Microwave IC (MIMIC) voltage controlled oscillator (VCO) using an AlGaAs/InGaAs HBT with p+/p regrown base contacts has been designed. The HBT MIMIC VCO has exhibited a phase noise of 85 dBc/Hz at 100 kHz offset and an output power of +8.4 dBm at 38.1 GHz.
Keywords :
Frequency modulation; Heterojunction bipolar transistors; Indium gallium arsenide; Linearity; MMICs; Microwave devices; Millimeter wave communication; Phase noise; Power generation; Voltage-controlled oscillators;
Conference_Titel :
Microwave Conference, 1998. 28th European
Conference_Location :
Amsterdam, Netherlands
DOI :
10.1109/EUMA.1998.338090
