An MMIC variable-gain amplifier, which improves the transmission phase deviation caused by gain control, is presented. At first, it is shown that by controlling both the common-gate FET's gate bias voltage and the common-source FET's gate bias voltage, the transmission phase deviation caused by gain control of the variable-gain amplifier using a cascode-connected FET is greatly improved. In this case it is not desirable to control both of the gate bias voltages independently, because of the complexity. Thus we propose two simple gate bias voltage control circuits controlling both of the gate bias voltages, in which only one of the two gate bias voltages is controlled independently and the other is controlled dependently. Then we apply these circuits to the 1. 9-GHz-band variable-gain amplifier using the cascode-connected FET. One of the control circuits is the gate bias voltage control circuit using two resistors. It is confirmed that, by applying the newly proposed circuit, phase deviation is suppressed, from between 0
The copyright of the original papers published on this site belongs to IEICE. Unauthorized use of the original or translated papers is prohibited. See IEICE Provisions on Copyright for details.
Copy
Hitoshi HAYASHI, Masahiro MURAGUCHI, "An MMIC Variable-Gain Amplifier Using a Cascode-Connected FET with Constant Phase Deviation" in IEICE TRANSACTIONS on Electronics,
vol. E81-C, no. 1, pp. 70-77, January 1998, doi: .
Abstract: An MMIC variable-gain amplifier, which improves the transmission phase deviation caused by gain control, is presented. At first, it is shown that by controlling both the common-gate FET's gate bias voltage and the common-source FET's gate bias voltage, the transmission phase deviation caused by gain control of the variable-gain amplifier using a cascode-connected FET is greatly improved. In this case it is not desirable to control both of the gate bias voltages independently, because of the complexity. Thus we propose two simple gate bias voltage control circuits controlling both of the gate bias voltages, in which only one of the two gate bias voltages is controlled independently and the other is controlled dependently. Then we apply these circuits to the 1. 9-GHz-band variable-gain amplifier using the cascode-connected FET. One of the control circuits is the gate bias voltage control circuit using two resistors. It is confirmed that, by applying the newly proposed circuit, phase deviation is suppressed, from between 0
URL: https://global.ieice.org/en_transactions/electronics/10.1587/e81-c_1_70/_p
Copy
@ARTICLE{e81-c_1_70,
author={Hitoshi HAYASHI, Masahiro MURAGUCHI, },
journal={IEICE TRANSACTIONS on Electronics},
title={An MMIC Variable-Gain Amplifier Using a Cascode-Connected FET with Constant Phase Deviation},
year={1998},
volume={E81-C},
number={1},
pages={70-77},
abstract={An MMIC variable-gain amplifier, which improves the transmission phase deviation caused by gain control, is presented. At first, it is shown that by controlling both the common-gate FET's gate bias voltage and the common-source FET's gate bias voltage, the transmission phase deviation caused by gain control of the variable-gain amplifier using a cascode-connected FET is greatly improved. In this case it is not desirable to control both of the gate bias voltages independently, because of the complexity. Thus we propose two simple gate bias voltage control circuits controlling both of the gate bias voltages, in which only one of the two gate bias voltages is controlled independently and the other is controlled dependently. Then we apply these circuits to the 1. 9-GHz-band variable-gain amplifier using the cascode-connected FET. One of the control circuits is the gate bias voltage control circuit using two resistors. It is confirmed that, by applying the newly proposed circuit, phase deviation is suppressed, from between 0
keywords={},
doi={},
ISSN={},
month={January},}
Copy
TY - JOUR
TI - An MMIC Variable-Gain Amplifier Using a Cascode-Connected FET with Constant Phase Deviation
T2 - IEICE TRANSACTIONS on Electronics
SP - 70
EP - 77
AU - Hitoshi HAYASHI
AU - Masahiro MURAGUCHI
PY - 1998
DO -
JO - IEICE TRANSACTIONS on Electronics
SN -
VL - E81-C
IS - 1
JA - IEICE TRANSACTIONS on Electronics
Y1 - January 1998
AB - An MMIC variable-gain amplifier, which improves the transmission phase deviation caused by gain control, is presented. At first, it is shown that by controlling both the common-gate FET's gate bias voltage and the common-source FET's gate bias voltage, the transmission phase deviation caused by gain control of the variable-gain amplifier using a cascode-connected FET is greatly improved. In this case it is not desirable to control both of the gate bias voltages independently, because of the complexity. Thus we propose two simple gate bias voltage control circuits controlling both of the gate bias voltages, in which only one of the two gate bias voltages is controlled independently and the other is controlled dependently. Then we apply these circuits to the 1. 9-GHz-band variable-gain amplifier using the cascode-connected FET. One of the control circuits is the gate bias voltage control circuit using two resistors. It is confirmed that, by applying the newly proposed circuit, phase deviation is suppressed, from between 0
ER -