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:
Jun. 05, 2001
Filed:
Nov. 10, 1999
Applicant:
Inventors:
Pieter G. Ibelings, Norcross, GA (US);
Herman A. Kruse, Winder, GA (US);
Assignee:
Scientific-Atlanta, Inc., Lawrenceville, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03G 3/10 ; H03G 3/20 ;
U.S. Cl.
CPC ...
H03G 3/10 ; H03G 3/20 ;
Abstract
An amplifier (,) having automatic gain control (AGC) includes a gain stage (,), having a variable amplifier (,), for amplifying a signal received by the amplifier (,). The amplifier (,) also includes an AGC circuit (,) that adjusts amplification of the gain stage (,) and that includes a manual switch (,) having first and second switch settings. Sequential operation from the first switch setting to the second switch setting causes the AGC circuit (,) to automatically and correctly set the gain of the amplifier (,) without further human intervention.