IL34559A - Wired broadcasting systems - Google Patents

Wired broadcasting systems

Info

Publication number
IL34559A
IL34559A IL34559A IL3455970A IL34559A IL 34559 A IL34559 A IL 34559A IL 34559 A IL34559 A IL 34559A IL 3455970 A IL3455970 A IL 3455970A IL 34559 A IL34559 A IL 34559A
Authority
IL
Israel
Prior art keywords
programme
signals
subscriber
pair
exchange
Prior art date
Application number
IL34559A
Other languages
English (en)
Other versions
IL34559A0 (en
Original Assignee
Communications Patents Ltd
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
Application filed by Communications Patents Ltd filed Critical Communications Patents Ltd
Publication of IL34559A0 publication Critical patent/IL34559A0/xx
Publication of IL34559A publication Critical patent/IL34559A/en

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
    • H04N7/173—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
    • 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
    • H04N2007/1739—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal the upstream communication being transmitted via a separate link, e.g. telephone line

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Selective Calling Equipment (AREA)
  • Telephonic Communication Services (AREA)
  • Details Of Television Systems (AREA)
IL34559A 1969-05-22 1970-05-19 Wired broadcasting systems IL34559A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2620069 1969-05-22

Publications (2)

Publication Number Publication Date
IL34559A0 IL34559A0 (en) 1970-07-19
IL34559A true IL34559A (en) 1973-10-25

Family

ID=10239930

Family Applications (1)

Application Number Title Priority Date Filing Date
IL34559A IL34559A (en) 1969-05-22 1970-05-19 Wired broadcasting systems

Country Status (13)

Country Link
US (1) US3706040A (US07696358-20100413-C00002.png)
JP (1) JPS5038443B1 (US07696358-20100413-C00002.png)
BE (1) BE750822A (US07696358-20100413-C00002.png)
CA (1) CA952226A (US07696358-20100413-C00002.png)
CH (1) CH518040A (US07696358-20100413-C00002.png)
DE (1) DE2024977C3 (US07696358-20100413-C00002.png)
ES (1) ES379954A1 (US07696358-20100413-C00002.png)
FR (1) FR2043615B1 (US07696358-20100413-C00002.png)
GB (1) GB1306366A (US07696358-20100413-C00002.png)
IL (1) IL34559A (US07696358-20100413-C00002.png)
MT (1) MTP646B (US07696358-20100413-C00002.png)
NL (1) NL7007431A (US07696358-20100413-C00002.png)
ZA (1) ZA703459B (US07696358-20100413-C00002.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3798548A (en) * 1971-09-08 1974-03-19 Ameco Inc Discrete cable television distribution system
US3750022A (en) * 1972-04-26 1973-07-31 Hughes Aircraft Co System for minimizing upstream noise in a subscriber response cable television system
US4017845A (en) * 1975-06-16 1977-04-12 Fmc Corporation Circuitry for simultaneous transmission of signals and power
GB1586543A (en) * 1978-01-23 1981-03-18 Communications Patents Ltd Wired broadcasting systems
US4313132A (en) * 1979-10-31 1982-01-26 Oak Industries Inc. Cable TV security means
US4491983A (en) * 1981-05-14 1985-01-01 Times Fiber Communications, Inc. Information distribution system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2095360A (en) * 1932-04-28 1937-10-12 American Telephone & Telegraph Television system
GB757799A (en) * 1953-05-15 1956-09-26 Pye Ltd Wired broadcasting system
US2974188A (en) * 1956-12-19 1961-03-07 Citizens Bank Of Maryland Bilateral video transmission system

Also Published As

Publication number Publication date
FR2043615B1 (US07696358-20100413-C00002.png) 1976-02-06
DE2024977C3 (de) 1979-07-19
CA952226A (en) 1974-07-30
MTP646B (en) 1971-05-31
DE2024977B2 (de) 1978-11-23
NL7007431A (US07696358-20100413-C00002.png) 1970-11-24
ES379954A1 (es) 1979-12-01
GB1306366A (US07696358-20100413-C00002.png) 1973-02-07
FR2043615A1 (US07696358-20100413-C00002.png) 1971-02-19
CH518040A (de) 1972-01-15
BE750822A (fr) 1970-11-03
JPS5038443B1 (US07696358-20100413-C00002.png) 1975-12-10
US3706040A (en) 1972-12-12
DE2024977A1 (de) 1970-11-26
ZA703459B (en) 1971-01-27
IL34559A0 (en) 1970-07-19

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