MTP730B - Improvements in or relating to wired broadcasting systems - Google Patents

Improvements in or relating to wired broadcasting systems

Info

Publication number
MTP730B
MTP730B MT730A MTP730A MTP730B MT P730 B MTP730 B MT P730B MT 730 A MT730 A MT 730A MT P730 A MTP730 A MT P730A MT P730 B MTP730 B MT P730B
Authority
MT
Malta
Prior art keywords
relating
broadcasting systems
wired broadcasting
wired
systems
Prior art date
Application number
MT730A
Inventor
Eric John Gargini
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 MTP730B publication Critical patent/MTP730B/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
    • H04N7/17309—Transmission or handling of upstream communications
    • 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
    • H04N2007/17372—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal the upstream transmission being initiated or timed by a signal from upstream of the user terminal
    • 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)
  • Telephonic Communication Services (AREA)
  • Radio Relay Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
MT730A 1971-11-25 1972-11-11 Improvements in or relating to wired broadcasting systems MTP730B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5482271A GB1412586A (en) 1971-11-25 1971-11-25 Wired broadcasting systems

Publications (1)

Publication Number Publication Date
MTP730B true MTP730B (en) 1973-08-10

Family

ID=10472182

Family Applications (1)

Application Number Title Priority Date Filing Date
MT730A MTP730B (en) 1971-11-25 1972-11-11 Improvements in or relating to wired broadcasting systems

Country Status (14)

Country Link
JP (1) JPS4864802A (en)
AU (1) AU467268B2 (en)
BE (1) BE791941A (en)
CH (1) CH552316A (en)
DE (1) DE2257644C3 (en)
ES (1) ES408940A1 (en)
FR (1) FR2161122B1 (en)
GB (1) GB1412586A (en)
IL (1) IL40808A (en)
IT (1) IT973721B (en)
MT (1) MTP730B (en)
NL (1) NL7215797A (en)
SE (1) SE387027B (en)
ZA (1) ZA728024B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2917978C2 (en) * 1979-05-04 1983-12-22 Volker Joachim 4400 Münster Remme Cable communication system
EP0093205B1 (en) * 1982-04-29 1985-11-13 Deltakabel B.V. System for transmitting programme or data signals
EP0401873A3 (en) * 1982-05-14 1991-09-18 Communications Patents Limited A communications system
GB2164229B (en) * 1982-05-14 1986-08-20 Communications Patents Ltd Communications system
US4605958A (en) * 1983-04-14 1986-08-12 Control Data Corporation Method and apparatus for detecting the channel to which an electronic receiver system is tuned
US4789860A (en) * 1985-03-12 1988-12-06 U.S. Philips Corp. Interface between a receiver and a sub-system
US4896209A (en) * 1987-02-10 1990-01-23 Sony Corporation Passenger vehicle polling system having a central unit for polling passenger seat terminal units

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1409479A (en) * 1963-07-24 1965-08-27 Skiatron Elect & Tele slave transceivers called transponders retransmitting signals produced by the central station

Also Published As

Publication number Publication date
FR2161122A1 (en) 1973-07-06
ES408940A1 (en) 1975-10-16
JPS4864802A (en) 1973-09-07
DE2257644B2 (en) 1979-05-17
CH552316A (en) 1974-07-31
GB1412586A (en) 1975-11-05
DE2257644C3 (en) 1980-01-17
NL7215797A (en) 1973-05-29
FR2161122B1 (en) 1978-03-03
DE2257644A1 (en) 1973-05-30
BE791941A (en) 1973-03-16
IL40808A0 (en) 1973-01-30
IL40808A (en) 1976-08-31
AU467268B2 (en) 1975-11-27
ZA728024B (en) 1973-07-25
SE387027B (en) 1976-08-23
IT973721B (en) 1974-06-10
AU4920072A (en) 1974-05-23

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