DE3485639D1 - Verfahren und apparat zur fernsehverschleierung und -entschleierung. - Google Patents

Verfahren und apparat zur fernsehverschleierung und -entschleierung.

Info

Publication number
DE3485639D1
DE3485639D1 DE8484307470T DE3485639T DE3485639D1 DE 3485639 D1 DE3485639 D1 DE 3485639D1 DE 8484307470 T DE8484307470 T DE 8484307470T DE 3485639 T DE3485639 T DE 3485639T DE 3485639 D1 DE3485639 D1 DE 3485639D1
Authority
DE
Germany
Prior art keywords
unevolving
television
ventilation
television ventilation
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 - Fee Related
Application number
DE8484307470T
Other languages
English (en)
Inventor
Inc Ragan
Inc Hartmann
Inc Ash
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.)
RF Monolithics Inc
Original Assignee
RF Monolithics Inc
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 US06/547,027 external-priority patent/US4682223A/en
Priority claimed from US06/547,070 external-priority patent/US4682224A/en
Priority claimed from US06/547,413 external-priority patent/US4663664A/en
Application filed by RF Monolithics Inc filed Critical RF Monolithics Inc
Application granted granted Critical
Publication of DE3485639D1 publication Critical patent/DE3485639D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/169—Systems operating in the time domain of the television signal
    • H04N7/1693—Systems operating in the time domain of the television signal by displacing synchronisation signals relative to active picture signals or vice versa
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
    • G06Q20/343—Cards including a counter
    • G06Q20/3433—Cards including a counter the counter having monetary units
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
    • G07F17/0014—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for vending, access and use of specific services not covered anywhere else in G07F17/00
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/02—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by keys or other credit registering devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/161—Constructional details of the subscriber equipment
DE8484307470T 1983-10-31 1984-10-30 Verfahren und apparat zur fernsehverschleierung und -entschleierung. Expired - Fee Related DE3485639D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/547,027 US4682223A (en) 1983-10-31 1983-10-31 Descrambler unit method and apparatus for television signal descrambling
US06/547,070 US4682224A (en) 1983-10-31 1983-10-31 System, method, and apparatus for television signal scrambling and descrambling
US06/547,413 US4663664A (en) 1983-10-31 1983-10-31 Electronic ticket method and apparatus for television signal scrambling and descrambling

Publications (1)

Publication Number Publication Date
DE3485639D1 true DE3485639D1 (de) 1992-05-14

Family

ID=27415500

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484307470T Expired - Fee Related DE3485639D1 (de) 1983-10-31 1984-10-30 Verfahren und apparat zur fernsehverschleierung und -entschleierung.

Country Status (2)

Country Link
EP (1) EP0140705B1 (de)
DE (1) DE3485639D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3851724T2 (de) * 1987-07-08 1995-05-04 Matsushita Electric Ind Co Ltd Verfahren und Gerät zum Schutz von Kopiersignalen.
US5185793A (en) * 1991-03-15 1993-02-09 Eagle Comtronics, Inc. Method and apparatus for securing television signals using sideband interdiction
EP0673163A1 (de) * 1993-04-05 1995-09-20 South African Micro-Electronic Systems (Proprietary) Limited Verfahren und Vorrichtung zur Kodierung und Dekodierung von Signalen
US5426701A (en) * 1994-02-28 1995-06-20 General Instrument Corporation Of Delaware Cable television converter box with a smart card connector underneath
CN1303521C (zh) * 2002-03-20 2007-03-07 汤姆森许可公司 具有生产线引导区锁定的综合接收解码器及其制造方法
FR2845854B1 (fr) * 2002-10-11 2005-01-14 Thomson Licensing Sa Desactivation a distance de decodeurs d'acces a des donnees numeriques multimedia

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2531974A (en) 1949-04-07 1950-11-28 Zenith Radio Corp Subscription type television transmitter
US2817824A (en) * 1952-11-21 1957-12-24 Rca Corp Card switching device
US2977434A (en) * 1955-04-05 1961-03-28 Skiatron Elect & Tele Decoding
US3538243A (en) * 1965-09-23 1970-11-03 Skiatron Elect & Tele Subscription television system
CH460417A (fr) * 1966-07-20 1968-07-31 Sodeco Compteurs De Geneve Installation d'encaissement anticipé
US3924059A (en) 1972-02-18 1975-12-02 Teleglobe Pay Tv System Inc Pay television systems
US4074311A (en) 1976-06-18 1978-02-14 Tanner Electronic Systems Television security system
US4112464A (en) 1977-05-11 1978-09-05 Oak Industries Inc. Subscription TV decoder logic system
WO1981003593A1 (en) * 1980-05-27 1981-12-10 Rf Monolithics Television scrambling and unscrambling method and apparatus

Also Published As

Publication number Publication date
EP0140705B1 (de) 1992-04-08
EP0140705A2 (de) 1985-05-08
EP0140705A3 (en) 1987-09-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee