IEICE Electronics Express
Online ISSN : 1349-2543
ISSN-L : 1349-2543
LETTER
A band-pass filter based on the optically controllable S22 parameter of a MESFET
Satoshi MikumoYukio Yamamoto
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ジャーナル フリー

2005 年 2 巻 3 号 p. 86-90

詳細
抄録
It is noticed that drain reactance of a MESFET is significantly changed by laser irradiation, and a novel optically tunable filter is proposed. One MESFET works not only as a negative resistance, but as a tuning element. Tuning range of 104MHz is obtained in X-band by optical tuning.
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© 2005 by The Institute of Electronics, Information and Communication Engineers
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