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:
Dec. 21, 1993
Filed:
Dec. 31, 1990
Applicant:
Inventor:
Kwang H Lee, Kyungki, KR;
Assignee:
Goldstar Co., Ltd., , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
358321 ; 358322 ; 360 71 ;
Abstract
A remote tracking control system for controlling the tracking operation by varying a reference signal of a reference phase counter by tracking up/down key signal of a remote transmitter. The system comprising a frequency demultiplier, a capstan counter, a NOR gate, a one-shot generator, microcomputer, a tracking monostable multivibrator, a reference phase counter, a comparator, a latch, a pulse width modulation signal generator, a pulse width modulation signal gate, a low pass filter, and an operational amplifier.
Lee, Kwang. (1993). Remote tracking control system for a video cassette tape recorder (U.S. Patent No. 5272542). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5272542
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile