CH569336A5 - - Google Patents

Info

Publication number
CH569336A5
CH569336A5 CH1808773A CH1808773A CH569336A5 CH 569336 A5 CH569336 A5 CH 569336A5 CH 1808773 A CH1808773 A CH 1808773A CH 1808773 A CH1808773 A CH 1808773A CH 569336 A5 CH569336 A5 CH 569336A5
Authority
CH
Switzerland
Application number
CH1808773A
Original Assignee
Hochiki Co
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 Hochiki Co filed Critical Hochiki Co
Publication of CH569336A5 publication Critical patent/CH569336A5/xx

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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
    • G08B25/085—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines using central distribution transmission lines
CH1808773A 1972-12-22 1973-12-21 CH569336A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972146584U JPS523955Y2 (xx) 1972-12-22 1972-12-22

Publications (1)

Publication Number Publication Date
CH569336A5 true CH569336A5 (xx) 1975-11-14

Family

ID=15410996

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1808773A CH569336A5 (xx) 1972-12-22 1973-12-21

Country Status (6)

Country Link
US (1) US3996578A (xx)
JP (1) JPS523955Y2 (xx)
CA (1) CA1012625A (xx)
CH (1) CH569336A5 (xx)
FR (1) FR2211702B1 (xx)
GB (1) GB1432857A (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5266397A (en) * 1975-11-29 1977-06-01 Maspro Denko Kk Communication system
DE2613584C2 (de) * 1976-03-30 1978-04-06 Hochiki Corp., Tokio Fernsteuerungssystem
JPS5333015A (en) * 1976-09-08 1978-03-28 Hochiki Co Twooways wire television set
JPS53136500A (en) * 1977-05-02 1978-11-29 Hochiki Co Alarm system
JPS53149799A (en) * 1977-05-31 1978-12-27 Hochiki Co Alarm employing television party reception equipment
US4114150A (en) * 1977-09-13 1978-09-12 Hochiki Corporation Alarm system
US4168494A (en) * 1977-09-15 1979-09-18 Dickey-John Corporation Livestock confinement structure monitor
US4476488A (en) * 1983-03-23 1984-10-09 Zenith Electronics Corporation Control circuit for CATV alert system
US4494138A (en) * 1983-05-11 1985-01-15 Comsonics, Inc. Segmented upstream management for cable television
US4524243A (en) * 1983-07-07 1985-06-18 Lifeline Systems, Inc. Personal alarm system
US4574305A (en) * 1983-08-11 1986-03-04 Tocum, Incorporated Remote hub television and security systems
GB9201996D0 (en) * 1992-01-30 1992-03-18 Millicom Satellite Tv Services Communication systems
US5493328A (en) * 1993-04-09 1996-02-20 Alcatel Network Systems, Inc. Method and system for addressing a home terminal unit using a fiber-to-the-curb system
FR2878061B1 (fr) * 2004-11-16 2007-02-02 Domfort Soc Par Actions Simpli Systeme et procede de videosurveillance, centrale et terminal, adaptes pour ce systeme

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3054858A (en) * 1959-05-12 1962-09-18 Ar & T Electronics Inc Signal distribution arrangement for closed-circuit communications systems
US3534161A (en) * 1966-01-24 1970-10-13 Gordon A Friesen Intern Inc Television communication systems
US3668307A (en) * 1970-03-30 1972-06-06 Kms Ind Inc Two-way community antenna television system
US3803491A (en) * 1971-05-26 1974-04-09 Tocom Communications system
US3761914A (en) * 1972-03-10 1973-09-25 Bell Television Inc Alarm system

Also Published As

Publication number Publication date
GB1432857A (en) 1976-04-22
DE2362327A1 (de) 1974-07-04
DE2362327B2 (de) 1975-08-21
FR2211702A1 (xx) 1974-07-19
JPS523955Y2 (xx) 1977-01-27
FR2211702B1 (xx) 1976-11-19
CA1012625A (en) 1977-06-21
JPS49101622U (xx) 1974-09-02
US3996578A (en) 1976-12-07

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Legal Events

Date Code Title Description
PL Patent ceased