FR2368194A1 - Systeme de lecture de points de connexion - Google Patents

Systeme de lecture de points de connexion

Info

Publication number
FR2368194A1
FR2368194A1 FR7630743A FR7630743A FR2368194A1 FR 2368194 A1 FR2368194 A1 FR 2368194A1 FR 7630743 A FR7630743 A FR 7630743A FR 7630743 A FR7630743 A FR 7630743A FR 2368194 A1 FR2368194 A1 FR 2368194A1
Authority
FR
France
Prior art keywords
explorers
control unit
contact
connection point
reading system
Prior art date
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
FR7630743A
Other languages
English (en)
French (fr)
Other versions
FR2368194B1 (enExample
Inventor
Philippe Cailloux
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Inc
Original Assignee
Nokia Inc
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 Nokia Inc filed Critical Nokia Inc
Priority to FR7630743A priority Critical patent/FR2368194A1/fr
Priority to BE1008396A priority patent/BE859029A/xx
Priority to GB40986/77A priority patent/GB1539368A/en
Priority to US05/840,458 priority patent/US4180801A/en
Priority to PT67145A priority patent/PT67145B/pt
Priority to ES463183A priority patent/ES463183A1/es
Publication of FR2368194A1 publication Critical patent/FR2368194A1/fr
Application granted granted Critical
Publication of FR2368194B1 publication Critical patent/FR2368194B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
    • G08B26/006—Alarm systems in which substations are interrogated in succession by a central station with substations connected to an individual line, e.g. star configuration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Selective Calling Equipment (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Alarm Systems (AREA)
FR7630743A 1976-10-13 1976-10-13 Systeme de lecture de points de connexion Granted FR2368194A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7630743A FR2368194A1 (fr) 1976-10-13 1976-10-13 Systeme de lecture de points de connexion
BE1008396A BE859029A (fr) 1976-10-13 1977-09-26 Systeme de lecture de points de connexion
GB40986/77A GB1539368A (en) 1976-10-13 1977-10-03 System for supervising connection points
US05/840,458 US4180801A (en) 1976-10-13 1977-10-07 System for supervising connection points
PT67145A PT67145B (fr) 1976-10-13 1977-10-12 Systeme de lecture de points de connexion
ES463183A ES463183A1 (es) 1976-10-13 1977-10-13 Perfeccionamientos en sistemas de lectura de puntos de cone-xion.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7630743A FR2368194A1 (fr) 1976-10-13 1976-10-13 Systeme de lecture de points de connexion

Publications (2)

Publication Number Publication Date
FR2368194A1 true FR2368194A1 (fr) 1978-05-12
FR2368194B1 FR2368194B1 (enExample) 1981-11-06

Family

ID=9178700

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7630743A Granted FR2368194A1 (fr) 1976-10-13 1976-10-13 Systeme de lecture de points de connexion

Country Status (6)

Country Link
US (1) US4180801A (enExample)
BE (1) BE859029A (enExample)
ES (1) ES463183A1 (enExample)
FR (1) FR2368194A1 (enExample)
GB (1) GB1539368A (enExample)
PT (1) PT67145B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4551718A (en) * 1983-06-24 1985-11-05 Tetragenics, Inc. Method and apparatus for transmitting status information between remote locations

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3323107A (en) * 1963-02-19 1967-05-30 Electrada Corp Plural station telemetering system responsive to condition to interrupt scan until station information is transmitted
US3611363A (en) * 1970-01-15 1971-10-05 Robertshaw Controls Co Alarm detection system
US3766540A (en) * 1971-04-30 1973-10-16 Hec Corp Appliance removal alarm system for motels
DE2202110B2 (de) 1972-01-18 1974-03-21 Gerhard Dr.-Ing. 8000 Muenchen Gruenberger Einrichtung zum Überwachen einer Anzahl von Meldestellen
US4060795A (en) * 1973-02-23 1977-11-29 Hitachi, Ltd. Scanning system
FR2248662B1 (enExample) * 1973-10-22 1979-07-20 Cit Alcatel

Also Published As

Publication number Publication date
GB1539368A (en) 1979-01-31
BE859029A (fr) 1978-03-28
PT67145A (fr) 1977-11-01
PT67145B (fr) 1979-03-19
ES463183A1 (es) 1978-07-16
US4180801A (en) 1979-12-25
FR2368194B1 (enExample) 1981-11-06

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Legal Events

Date Code Title Description
ST Notification of lapse