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:
Mar. 15, 1994
Filed:
Dec. 03, 1990
Applicant:
Inventors:
Rodney L Nickel, Lynchburg, VA (US);
Daniel I Schwed, Lynchburg, VA (US);
Claude L Vignali, Forest, VA (US);
Assignee:
Ericsson GE Mobile Communications Inc., Lynchburg, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M / ; H04J / ;
U.S. Cl.
CPC ...
379 58 ; 379 63 ; 3701102 ; 3701103 ; 3701104 ; 455-9 ; 455 351 ;
Abstract
A digital FM base station radio having a dedicated digital signal processing (DSP) board operates on audio signals from RF links and land lines. The DSP board detects, filters and generates tones and communicates information regarding these tones to a controller microprocessor on the central control board for the radio.