ES493383A0 - Dispositivo electronico de deteccion de intrusiones en un medio circundante - Google Patents

Dispositivo electronico de deteccion de intrusiones en un medio circundante

Info

Publication number
ES493383A0
ES493383A0 ES493383A ES493383A ES493383A0 ES 493383 A0 ES493383 A0 ES 493383A0 ES 493383 A ES493383 A ES 493383A ES 493383 A ES493383 A ES 493383A ES 493383 A0 ES493383 A0 ES 493383A0
Authority
ES
Spain
Prior art keywords
detection
surrounding environment
electronic
detection device
electronic detection
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
ES493383A
Other languages
English (en)
Spanish (es)
Other versions
ES8105102A1 (es
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.)
Safran Aircraft Engines SAS
Original Assignee
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
SNECMA SAS
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Publication of ES8105102A1 publication Critical patent/ES8105102A1/es
Publication of ES493383A0 publication Critical patent/ES493383A0/es
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/26—Electrical actuation by proximity of an intruder causing variation in capacitance or inductance of a circuit
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
    • G08B13/2497—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field using transmission lines, e.g. cable

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Burglar Alarm Systems (AREA)
ES493383A 1979-07-16 1980-07-15 Dispositivo electronico de deteccion de intrusiones en un medio circundante Granted ES493383A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7918318A FR2461990A1 (fr) 1979-07-16 1979-07-16 Dispositif electronique de detection d'intrusions dans un environnement

Publications (2)

Publication Number Publication Date
ES8105102A1 ES8105102A1 (es) 1981-05-16
ES493383A0 true ES493383A0 (es) 1981-05-16

Family

ID=9227896

Family Applications (1)

Application Number Title Priority Date Filing Date
ES493383A Granted ES493383A0 (es) 1979-07-16 1980-07-15 Dispositivo electronico de deteccion de intrusiones en un medio circundante

Country Status (3)

Country Link
EP (1) EP0022693A1 (show.php)
ES (1) ES493383A0 (show.php)
FR (1) FR2461990A1 (show.php)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2609823A1 (fr) * 1987-01-16 1988-07-22 Pagnol Frederic Procede et dispositif pour la detection de l'approche d'un objet par un corps etranger
FR2679043B1 (fr) * 1991-07-08 1993-11-26 Bertin Et Cie Detecteur de proximite.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2357014A1 (fr) * 1976-06-30 1978-01-27 Snecma Dispositif electronique a ligne d'onde pour la detection d'intrusions dans un environnement

Also Published As

Publication number Publication date
FR2461990A1 (fr) 1981-02-06
EP0022693A1 (fr) 1981-01-21
FR2461990B1 (show.php) 1983-02-25
ES8105102A1 (es) 1981-05-16

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