JPS5099699A - - Google Patents

Info

Publication number
JPS5099699A
JPS5099699A JP413174A JP413174A JPS5099699A JP S5099699 A JPS5099699 A JP S5099699A JP 413174 A JP413174 A JP 413174A JP 413174 A JP413174 A JP 413174A JP S5099699 A JPS5099699 A JP S5099699A
Authority
JP
Japan
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.)
Granted
Application number
JP413174A
Other languages
Japanese (ja)
Other versions
JPS5539034B2 (el
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 filed Critical
Priority to JP744131A priority Critical patent/JPS5539034B2/ja
Priority to FI356674A priority patent/FI356674A/fi
Priority to DE19742460327 priority patent/DE2460327A1/de
Priority to FR7442714A priority patent/FR2256483A1/fr
Publication of JPS5099699A publication Critical patent/JPS5099699A/ja
Publication of JPS5539034B2 publication Critical patent/JPS5539034B2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • H04N7/102—Circuits therefor, e.g. noise reducers, equalisers, amplifiers
    • H04N7/104—Switchers or splitters

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
JP744131A 1973-12-29 1973-12-29 Expired JPS5539034B2 (el)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP744131A JPS5539034B2 (el) 1973-12-29 1973-12-29
FI356674A FI356674A (el) 1973-12-29 1974-12-11
DE19742460327 DE2460327A1 (de) 1973-12-29 1974-12-20 Alarmvorrichtung
FR7442714A FR2256483A1 (en) 1973-12-29 1974-12-24 Surveillance alarm system for office or apartment blocks - using TV receivers connected to communal antenna system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP744131A JPS5539034B2 (el) 1973-12-29 1973-12-29

Publications (2)

Publication Number Publication Date
JPS5099699A true JPS5099699A (el) 1975-08-07
JPS5539034B2 JPS5539034B2 (el) 1980-10-08

Family

ID=11576214

Family Applications (1)

Application Number Title Priority Date Filing Date
JP744131A Expired JPS5539034B2 (el) 1973-12-29 1973-12-29

Country Status (4)

Country Link
JP (1) JPS5539034B2 (el)
DE (1) DE2460327A1 (el)
FI (1) FI356674A (el)
FR (1) FR2256483A1 (el)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56137289U (el) * 1980-03-14 1981-10-17
JPS5986767U (ja) * 1982-12-01 1984-06-12 八木アンテナ株式会社 共聴用分配器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4855697A (el) * 1971-11-12 1973-08-04

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4855697A (el) * 1971-11-12 1973-08-04

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56137289U (el) * 1980-03-14 1981-10-17
JPS6319919Y2 (el) * 1980-03-14 1988-06-02
JPS5986767U (ja) * 1982-12-01 1984-06-12 八木アンテナ株式会社 共聴用分配器
JPH021984Y2 (el) * 1982-12-01 1990-01-18

Also Published As

Publication number Publication date
DE2460327A1 (de) 1975-07-03
FR2256483A1 (en) 1975-07-25
JPS5539034B2 (el) 1980-10-08
FR2256483B1 (el) 1980-07-04
FI356674A (el) 1975-06-30

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