The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 20, 2005
Filed:
Jan. 30, 2002
Applicants:
David Russell Hoag, Walpole, MA (US);
Timothy Edward Boles, Tyngsboro, MA (US);
Daniel G. Curcio, Nashua, NH (US);
Inventors:
David Russell Hoag, Walpole, MA (US);
Timothy Edward Boles, Tyngsboro, MA (US);
Daniel G. Curcio, Nashua, NH (US);
Assignee:
M/A-Com, Inc., Lowell, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L029/00 ; H01L031/075 ;
U.S. Cl.
CPC ...
Abstract
A compound semiconductor device is comprising a compound semiconductor substrate () having a ground plane (); an active element () disposed on the substrate; a passive element () disposed on the substrate and electrically coupled to the active element; and an insulating layer () adjacent the substrate and interposed between the passive device and ground surface such that there is no resistive ground path from the passive device to the ground surface.