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. 27, 1997
Filed:
Sep. 15, 1994
Applicant:
Inventors:
Assignee:
Uniden Corporation, Chiba, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
4551822 ; 4551922 ; 455259 ;
Abstract
Radio equipment based on an AFC system comprising a local oscillator, a reference frequency oscillator, a receiver, a frequency comparator, an AFC controller, a temperature detection sensor, and a memory. The AFC controller inputting, when starting AFC, reads out a control frequency corresponding to the detected temperature inputted thereinto to control the reference frequency for the reference frequency oscillator. When a lock signal is inputted thereinto, the detected temperature and control frequency are stored in a memory.