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. 22, 1976
Filed:
Dec. 19, 1974
Applicant:
Inventor:
Wayne Joseph Bates, Des Plaines, IL (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
325 17 ; 325 49 ; 325 58 ;
Abstract
A suppressed carrier, communications system including at least two spaced apart transceivers wherein a portion of the carrier is transmitted for synchronizing both transmitters and receivers, the apparatus including a carrier oscillator and filters for separating the transmitted carrier from the received signal with a local and remote transistor switch and a priority lockout flip-flop for applying the internal carrier oscillator when the local transmitter is operated with no signal being received and the separated carrier is utilized when a signal is received before the local transmitter is operated.