Wave transmission lines and networks – Attenuators
Reexamination Certificate
2005-04-05
2005-04-05
Le, Don (Department: 2819)
Wave transmission lines and networks
Attenuators
C333S170000, C333S02800T
Reexamination Certificate
active
06876271
ABSTRACT:
An electronic microwave circuit (1) with field effect transistors which are integrated on at least one semiconductor chip (2), has a light source (3), which radiates the field effect transistors with light and possesses a housing (6) which encloses in a microwave excluding manner the semiconductor chip (2) and the light source (3) or a light conducting means (8) connected with the light source (3).
REFERENCES:
patent: 5157323 (1992-10-01), Ali et al.
patent: 692 18 040 (1992-11-01), None
De Salles,IEEE Transactions on Microwave Theory and Techniques, vol. MTT-31, No. 10, “Optical Control of GaAs MESFET's”(Oct., 1983).
Simons,IEEE Transactions on Microwave Theory and Techniques, vol. MTT-34, No. 12, “Analysis of Optically Controlled Microwave/Millimeter-Wave Device Structures” (Dec., 1986).
Cohrs Wolfgang
Evers Christian
Hassler Martin
Hechtfischer Gerd
Will Thomas
Caesar Rivise Bernstein Cohen & Pokotilow Ltd.
Le Don
Rohde & Schwarz GmbH & Co. KG
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