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:
May. 31, 1983
Filed:
Dec. 05, 1980
Applicant:
Inventor:
James M Schellenberg, Huntington Beach, CA (US);
Assignee:
Hughes Aircraft Company, El Segundo, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H03F / ;
U.S. Cl.
CPC ...
330277 ; 330286 ; 330295 ; 333128 ; 333136 ; 333238 ; 333246 ;
Abstract
A chip-level power combiner comprises plural amplifier devices, a power divider, and a power combiner. The power divider and the power combiner are disposed in mirror-image fashion. Each divider/combiner comprises a first divider/combiner section having plural branch transmission lines cascading from/to a main transmission line, and a second divider/combiner section having plural feeder transmission lines cascading from/to each branch of the transmission line. Each of the branch and feeder transmission lines has an isolation resistor interposed between adjacent lines, and the feeder transmission lines are tapered.