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:
Aug. 16, 2011
Filed:
Mar. 17, 2009
Applicants:
Marcel F. Schemmann, Maria Hoop, NL;
Zhijian Sun, Avon, CT (US);
Long Zou, Rocky Hill, CT (US);
Inventors:
Assignee:
ARRIS Group, Inc., Suwanee, GA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01P 1/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
An RF attenuator circuit includes an anti-parallel PI structure having an input shunt arm comprising a single PIN diode, and an output shunt arm comprising a single PIN diode configured to have opposite polarity of the PIN diode of the input shunt arm.