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:
Apr. 07, 1981
Filed:
Jul. 16, 1979
William T Barnett, Colts Neck, NJ (US);
Carl W Lundgren, Jr, Colts Neck, NJ (US);
William D Rummler, Middletown, NJ (US);
York Y Wang, Ocean, NJ (US);
Bell Telephone Laboratories, Incorporated, Murray Hill, NJ (US);
Abstract
A signal combiner in a digital radio system space diversity receiver measures (19) the power in selected portions of the spectrum of the output signal (18) and varies the circuit parameters (17) in a manner to maintain any preselected relationship among the measured powers. In a specific embodiment, means are provided for varying the relative phase .phi. of the local oscillator signals coupled to a pair of frequency converters in the signal paths 10, 11 as one means for maintaining a preselected relationship among the measured powers.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile