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:
Oct. 03, 1978
Filed:
Oct. 15, 1976
Paul J Fung, San Mateo, CA (US);
Premier Cablevision, Limited, Vancouver, CA;
National Cablevision, Limited, Quebec, CA;
Abstract
A remotely controlled disconnect-reconnect tap for a cable television system having a head end feeding a cable distribution system. The tap comprises means for receiving and detecting a plurality of pairs of tones modulated on a carrier and sent over the cable distribution system from the head end, means responsive to a predetermined sequence of said pairs of tones for developing a control signal, and switch means responsive to the control signal which turns off if already on or on if already off to thereby disconnect or reconnect, respectively, a subscriber to the cable distribution system.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile