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. 19, 1984
Filed:
Sep. 21, 1981
Applicant:
Inventor:
Philip F Kromer, III, Miami, FL (US);
Assignee:
Racal Data Communications Inc., Miami, FL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L / ; H04L / ;
U.S. Cl.
CPC ...
375110 ; 375 14 ; 375 96 ; 364724 ;
Abstract
A digital timing recovery circuit operative upon digital samples of the input signal to a data receiver provided at the sample rate to produce a clock correction signal at the symbol rate utilizing a digital periodic filter providing a double restrictive bandpass characteristic about the band edge frequencies and outputting to a nonlinear device followed by a digital sampling filter designed to require only addition and subtraction of the nonlinear device outputs.
Kromer, III, Philip. (1984). Data modem clock extraction circuit (U.S. Patent No. 4455665). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4455665
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile