SE450673B - Varningsanleggning, for indikering av en persons nervaro inom ett givet omrade - Google Patents

Varningsanleggning, for indikering av en persons nervaro inom ett givet omrade

Info

Publication number: SE450673B
Authority: SE; Sweden
Prior art keywords: frequency; signal; circuit; oscillator; antenna
Prior art date: 1980-01-15

Application number

SE8100184A

Other languages

English (en)

Swedish (sv)

Other versions

SE8100184L (sv

Inventor

H Inoue

H Ohashi

Y Takada

Original Assignee

Matsushita Electric Works Ltd

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.)

1980-01-15

Filing date

1981-01-14

Publication date

1987-07-13

1980-01-15 Priority claimed from JP333080A external-priority patent/JPS56101294A/ja

1980-03-31 Priority claimed from JP4232480A external-priority patent/JPS56140487A/ja

1980-11-28 Priority claimed from JP55168918A external-priority patent/JPS603625B2/ja

1981-01-14 Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd

1981-07-16 Publication of SE8100184L publication Critical patent/SE8100184L/

1987-07-13 Publication of SE450673B publication Critical patent/SE450673B/sv

Links

Classifications

- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Burglar Alarm Systems (AREA)

SE8100184A 1980-01-15 1981-01-14 Varningsanleggning, for indikering av en persons nervaro inom ett givet omrade SE450673B (sv)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP333080A JPS56101294A (en)	1980-01-15	1980-01-15	Electric field type human body detector
JP4232480A JPS56140487A (en)	1980-03-31	1980-03-31	Electric field type human body detector
JP55168918A JPS603625B2 (ja)	1980-11-28	1980-11-28	電界式人体検知器

Publications (2)

Publication Number	Publication Date
SE8100184L SE8100184L (sv)	1981-07-16
SE450673B true SE450673B (sv)	1987-07-13

Family

ID=27275768

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8100184A SE450673B (sv)	1980-01-15	1981-01-14	Varningsanleggning, for indikering av en persons nervaro inom ett givet omrade

Country Status (6)

Country	Link
AU (1)	AU542678B2 (it)
DE (2)	DE3100936C2 (it)
FR (1)	FR2473764B1 (it)
GB (1)	GB2069206B (it)
IT (1)	IT1210603B (it)
SE (1)	SE450673B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS56140487A (en) *	1980-03-31	1981-11-02	Matsushita Electric Works Ltd	Electric field type human body detector
US4621258A (en) *	1983-08-22	1986-11-04	Campman James P	Proximity detecting apparatus
DE3439015A1 (de) *	1984-10-25	1986-04-30	Horizont Gerätewerk GmbH, 3540 Korbach	Elektrozaungeraet
IT1218109B (it) *	1986-05-02	1990-04-12	Dei Dispositivi Elettronici In	Apparecchiatura per il rilevamento di corpi in movimento sul terreno in un'area protetta,in particolare per usi militari e affini
GB2279757B (en) *	1990-11-16	1995-06-07	Moonstone Technology Ltd	Device for determining the presence and/or characteristics of an object or a substance
SE9303582D0 (sv) *	1993-10-29	1993-10-29	Goeran Hansson	Berörings- och stöldskydd för kontorsutrustning
EP0850385B1 (en) *	1995-09-25	2002-10-02	Jorn Sorensen	A method and a device for sensing the distance between a first object and a second object
ITTO980452A1 (it) *	1998-05-26	1999-11-26	Elvis Sas Di Zannier Gian Carl	Dispositivo e metodo di rilevamento della presenza del corpo umano.
GB0018914D0 (en) *	2000-08-03	2000-09-20	Rees John C	Electronic safety control
FR2859302B1 (fr) *	2003-08-27	2005-11-11	Serpe Iesm Soc D Etudes Et De	Systeme de detection et de localisation de defaillances dans une cloture electrifiee
AT512650B1 (de) *	2012-07-06	2013-10-15	Abatec Group Ag	LKW Diebstahlsicherung mittels Zollschnur
DE102018124389A1 (de) *	2018-10-02	2020-04-02	Livisi Gmbh	Verfahren und Vorrichtung zur Erkennung einer Person in einem Raum

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2421771A (en) *	1942-07-17	1947-06-10	Glenn H Browning	Approach protective system
US3230518A (en) *	1961-03-20	1966-01-18	American District Telegraph Co	Method of detecting intruders and intruder detection apparatus of the capacity-type utilizing balanced asymmetric fields
US3462755A (en) *	1966-04-26	1969-08-19	Mosler Research Products Inc	Capacity alarm
GB1320153A (en) *	1969-06-26	1973-06-13	Brown Y	Alarm systems
US3697971A (en) *	1970-12-30	1972-10-10	Siegfried Domin	Alarm system
US3829850A (en) *	1971-12-17	1974-08-13	Tyco Laboratories Inc	Proximity detector
US4064499A (en) *	1975-09-12	1977-12-20	Stellar Systems, Inc.	Intrusion warning system utilizing an electric field

1981
- 1981-01-14 SE SE8100184A patent/SE450673B/sv not_active IP Right Cessation
- 1981-01-14 IT IT8167033A patent/IT1210603B/it active
- 1981-01-14 DE DE3100936A patent/DE3100936C2/de not_active Expired
- 1981-01-14 DE DE3152533A patent/DE3152533C2/de not_active Expired
- 1981-01-14 FR FR8100556A patent/FR2473764B1/fr not_active Expired
- 1981-01-15 GB GB8101157A patent/GB2069206B/en not_active Expired
- 1981-01-15 AU AU66240/81A patent/AU542678B2/en not_active Ceased

Also Published As

Publication number	Publication date
GB2069206B (en)	1984-07-11
DE3152533C2 (de)	1984-06-07
AU6624081A (en)	1981-07-30
SE8100184L (sv)	1981-07-16
DE3100936C2 (de)	1985-10-31
AU542678B2 (en)	1985-03-07
DE3100936A1 (de)	1981-12-03
GB2069206A (en)	1981-08-19
IT8167033A0 (it)	1981-01-14
IT1210603B (it)	1989-09-14
FR2473764A1 (fr)	1981-07-17
FR2473764B1 (fr)	1985-08-09

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SE450673B (sv)	1987-07-13	Varningsanleggning, for indikering av en persons nervaro inom ett givet omrade
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1995-01-31

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