NL7806010A - CABLE TELEVISION SYSTEM WITH SWITCHABLE SUBSCRIBER CONNECTIONS. - Google Patents

CABLE TELEVISION SYSTEM WITH SWITCHABLE SUBSCRIBER CONNECTIONS.

Info

Publication number: NL7806010A
Authority: NL; Netherlands
Prior art keywords: television system; cable television; subscriber connections; switchable; switchable subscriber
Prior art date: 1977-06-03

Application number

NL7806010A

Other languages

Dutch (nl)

Original Assignee

Siemens Ag

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.)

1977-06-03

Filing date

1978-06-02

Publication date

1978-12-05

1978-06-02 Application filed by Siemens Ag filed Critical Siemens Ag

1978-12-05 Publication of NL7806010A publication Critical patent/NL7806010A/en

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
- H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
- H04N7/17345—Control of the passage of the selected programme
- H04N7/17354—Control of the passage of the selected programme in an intermediate station common to a plurality of user terminals

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Computer Security & Cryptography (AREA)
Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Details Of Television Systems (AREA)

NL7806010A 1977-06-03 1978-06-02 CABLE TELEVISION SYSTEM WITH SWITCHABLE SUBSCRIBER CONNECTIONS. NL7806010A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19772725250 DE2725250C3 (en)	1977-06-03	1977-06-03	Cable television system with subscriber connections that can be switched off

Publications (1)

Publication Number	Publication Date
NL7806010A true NL7806010A (en)	1978-12-05

Family

ID=6010715

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7806010A NL7806010A (en)	1977-06-03	1978-06-02	CABLE TELEVISION SYSTEM WITH SWITCHABLE SUBSCRIBER CONNECTIONS.

Country Status (2)

Country	Link
DE (1)	DE2725250C3 (en)
NL (1)	NL7806010A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS562789A (en) *	1979-06-21	1981-01-13	Pioneer Electronic Corp	Line remote monitor method in catv system
JPS5628577A (en) *	1979-08-16	1981-03-20	Pioneer Electronic Corp	Data transmission method in catv system
GB2063028B (en) *	1979-09-26	1984-05-16	Pioneer Electronic Corp	Community television system with remote controlled switching
DE3018989C2 (en) *	1980-05-17	1983-06-01	AEG-Telefunken Nachrichtentechnik GmbH, 7150 Backnang	Switching device for broadband signals
DE3022725A1 (en) *	1980-06-18	1981-12-24	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	SERVICE INTEGRATED MESSAGE TRANSMISSION AND MEDIATION SYSTEM
ATE33327T1 (en) *	1983-06-10	1988-04-15	Tocom	MAIN/SUB CONVERSION SYSTEM.
DE3418505C1 (en) *	1984-05-18	1985-12-05	Karlheinz 5000 Köln Liebe	Rental television system
EP0167237A3 (en) *	1984-05-31	1988-08-03	AMERICAN TELEVISION & COMMUNICATIONS CORPORATION	Cable television system
US4685131A (en) *	1985-03-11	1987-08-04	General Instrument Corp.	Program blocking method for use in direct broadcast satellite system
US4733209A (en) *	1986-06-27	1988-03-22	Augat Inc.	Ceramic Scrambler module
US4792848A (en) *	1986-12-02	1988-12-20	Scientific-Atlanta, Inc.	Cable television impulse pay per view system
FR2615342B1 (en) *	1987-05-13	1991-09-13	Applic Realisa Electro	TELEVISION SYSTEM INCLUDING AT LEAST ONE TELEVISION CHANNEL
DE3840254C1 (en) *	1988-11-29	1990-06-07	Neuberger Nachrichten- Und Antennentechnik Gmbh, 8000 Muenchen, De

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3806814A (en) *	1972-04-26	1974-04-23	Hughes Aircraft Co	Phantom subscriber
NL182689C (en) *	1974-12-24	1988-04-18	Oak Communications Inc	SIGNAL DISTRIBUTION DEVICE FOR A HIGH-FREQUENT CABLE NETWORK.

1977
- 1977-06-03 DE DE19772725250 patent/DE2725250C3/en not_active Expired
1978
- 1978-06-02 NL NL7806010A patent/NL7806010A/en active Search and Examination

Also Published As

Publication number	Publication date
DE2725250B2 (en)	1981-07-16
DE2725250A1 (en)	1978-12-07
DE2725250C3 (en)	1982-03-18

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Legal Events

Date	Code	Title
1979-11-26	BB	A search report has been drawn up
1980-04-25	BC	A request for examination has been filed
1981-03-25	BT	A document has been added to the application laid open to public inspection
1981-09-01	BN	A decision not to publish the application has become irrevocable