Patent · US Expired

Microwave switching with illuminated field effect transistors

US6876271B2 · kind B2 · utility

12Cited by

1References

20Claims

0Family size

Assignee

Rohde & Schwarz GmbH & Co. KG · DE

Inventors

Christian Evers · Tauberbischofsheim, DE
Wolfgang Cohrs · Poing, DE
Gerd Hechtfischer · Vaterstetten, DE
Martin Hassler · Villach, AT
Thomas J. Will · Skillman, US

Key dates

Filing date	Jun 24, 2003
Grant date	Apr 5, 2005
Priority date	—
Expiry date	Oct 6, 2023

Classification

Technology area (CPC H)Electricity
CPC primaryH01L2924/16195
WIPO fieldBasic communication processes
WIPO sectorElectrical engineering

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).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.