FR2277386A2 - Installation electronique de securite - Google Patents
Installation electronique de securiteInfo
- Publication number
- FR2277386A2 FR2277386A2 FR7520686A FR7520686A FR2277386A2 FR 2277386 A2 FR2277386 A2 FR 2277386A2 FR 7520686 A FR7520686 A FR 7520686A FR 7520686 A FR7520686 A FR 7520686A FR 2277386 A2 FR2277386 A2 FR 2277386A2
- Authority
- FR
- France
- Prior art keywords
- electronic safety
- safety installation
- installation
- electronic
- safety
- 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
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
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
- G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
- G08B13/2468—Antenna in system and the related signal processing
- G08B13/2471—Antenna signal processing by receiver or emitter
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/485,206 US3961322A (en) | 1974-07-02 | 1974-07-02 | Real time signal discrimination circuitry |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2277386A2 true FR2277386A2 (fr) | 1976-01-30 |
FR2277386B2 FR2277386B2 (fr) | 1979-03-30 |
Family
ID=23927306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7520686A Granted FR2277386A2 (fr) | 1974-07-02 | 1975-07-01 | Installation electronique de securite |
Country Status (7)
Country | Link |
---|---|
US (1) | US3961322A (fr) |
JP (1) | JPS551640B2 (fr) |
CA (1) | CA1035442A (fr) |
DE (1) | DE2529589C2 (fr) |
FR (1) | FR2277386A2 (fr) |
GB (1) | GB1514982A (fr) |
IT (1) | IT1036405B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2384306A1 (fr) * | 1977-03-14 | 1978-10-13 | Lichtblau George | Circuit d'elimination de frequences de battement pour dispositifs electroniques de securite |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1604219A (en) * | 1977-04-28 | 1981-12-02 | Parmeko Ltd | Detection systems |
DK145169C (da) * | 1978-08-09 | 1983-02-21 | Security Prod Int | Anlaeg til registrering af en passage af en genstand gennem etforudbestemt omraade |
US4290056A (en) * | 1979-07-05 | 1981-09-15 | Ellsworth, Chow & Murphy, Inc. | Protective system |
DE3632624C1 (de) * | 1986-09-25 | 1988-03-10 | Balluff Gebhard Feinmech | Stoerfeldunempfindlicher Naeherungsschalter |
US4779077A (en) * | 1987-04-13 | 1988-10-18 | Lichtblau G J | Continuously armed high reliability pulse train processor |
AU621558B2 (en) * | 1988-06-20 | 1992-03-19 | Checkpoint Systems, Inc. | Continuously armed high reliability pulse train processor |
DE4200082A1 (de) * | 1992-01-03 | 1993-07-08 | Minnesota Mining & Mfg | Vorrichtung und verfahren zum erkennen eines magnetisierbaren markierungselementes |
EP1288841A1 (fr) * | 2001-08-30 | 2003-03-05 | Motorola, Inc. | Système de communication répondeur passif |
US9501916B2 (en) * | 2012-03-20 | 2016-11-22 | Tyco Fire & Security Gmbh | Inventory management system using event filters for wireless sensor network data |
CN112265330B (zh) * | 2020-11-05 | 2021-06-25 | 杭州盛得新材料有限公司 | 一种回收改性pvb的织物层压体及其制备方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3863244A (en) * | 1972-06-14 | 1975-01-28 | Lichtblau G J | Electronic security system having improved noise discrimination |
-
1974
- 1974-07-02 US US05/485,206 patent/US3961322A/en not_active Expired - Lifetime
-
1975
- 1975-06-26 CA CA230,260A patent/CA1035442A/fr not_active Expired
- 1975-07-01 GB GB27759/75A patent/GB1514982A/en not_active Expired
- 1975-07-01 FR FR7520686A patent/FR2277386A2/fr active Granted
- 1975-07-01 IT IT68691/75A patent/IT1036405B/it active
- 1975-07-02 DE DE2529589A patent/DE2529589C2/de not_active Expired
- 1975-07-02 JP JP8099975A patent/JPS551640B2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2384306A1 (fr) * | 1977-03-14 | 1978-10-13 | Lichtblau George | Circuit d'elimination de frequences de battement pour dispositifs electroniques de securite |
Also Published As
Publication number | Publication date |
---|---|
GB1514982A (en) | 1978-06-21 |
JPS551640B2 (fr) | 1980-01-16 |
DE2529589C2 (de) | 1985-08-08 |
CA1035442A (fr) | 1978-07-25 |
FR2277386B2 (fr) | 1979-03-30 |
DE2529589A1 (de) | 1976-01-22 |
US3961322A (en) | 1976-06-01 |
JPS5128499A (fr) | 1976-03-10 |
IT1036405B (it) | 1979-10-30 |
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