CA1150819A - Appareil et methodes pour la television a abonnement - Google Patents

Appareil et methodes pour la television a abonnement

Info

Publication number
CA1150819A
CA1150819A CA000405944A CA405944A CA1150819A CA 1150819 A CA1150819 A CA 1150819A CA 000405944 A CA000405944 A CA 000405944A CA 405944 A CA405944 A CA 405944A CA 1150819 A CA1150819 A CA 1150819A
Authority
CA
Canada
Prior art keywords
video
signal
horizontal
pulses
video signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000405944A
Other languages
English (en)
Inventor
John R. Thompson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
American Television and Communications Corp
Original Assignee
American Television and Communications Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US05/957,176 external-priority patent/US4222068A/en
Application filed by American Television and Communications Corp filed Critical American Television and Communications Corp
Priority to CA000405944A priority Critical patent/CA1150819A/fr
Application granted granted Critical
Publication of CA1150819A publication Critical patent/CA1150819A/fr
Expired legal-status Critical Current

Links

CA000405944A 1978-11-02 1982-06-24 Appareil et methodes pour la television a abonnement Expired CA1150819A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000405944A CA1150819A (fr) 1978-11-02 1982-06-24 Appareil et methodes pour la television a abonnement

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US957,176 1978-11-02
US05/957,176 US4222068A (en) 1978-11-02 1978-11-02 Subscription television apparatus and methods
CA000338851A CA1145842A (fr) 1978-11-02 1979-10-31 Appareil pour systeme de television payante, et methodes de fonctionnement
CA000405944A CA1150819A (fr) 1978-11-02 1982-06-24 Appareil et methodes pour la television a abonnement

Publications (1)

Publication Number Publication Date
CA1150819A true CA1150819A (fr) 1983-07-26

Family

ID=27166474

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000405944A Expired CA1150819A (fr) 1978-11-02 1982-06-24 Appareil et methodes pour la television a abonnement

Country Status (1)

Country Link
CA (1) CA1150819A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry