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:
Nov. 02, 2004
Filed:
Mar. 31, 2003
Applicant:
Inventors:
Donald G. Jackson, Garland, TX (US);
Russell Hoppenstein, Richardson, TX (US);
Assignee:
Andrew Corporation, Orland Park, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/14 ;
U.S. Cl.
CPC ...
H03F 1/14 ;
Abstract
A zero-bias bypass apparatus for a low noise amplifier includes a bypass circuit, and a switching circuit coupled with a low noise amplifier and with the bypass circuit. The switching circuit includes one or more solid state devices responsive to absence of a control bias for switching an RF input signal from said amplifier to the bypass circuit with a low insertion loss and high isolation.