DK102789A - Elektromagnetisk detekteringssystem - Google Patents

Elektromagnetisk detekteringssystem

Info

Publication number
DK102789A
DK102789A DK102789A DK102789A DK102789A DK 102789 A DK102789 A DK 102789A DK 102789 A DK102789 A DK 102789A DK 102789 A DK102789 A DK 102789A DK 102789 A DK102789 A DK 102789A
Authority
DK
Denmark
Prior art keywords
detection system
electromagnetic detection
electromagnetic
physical means
antenna element
Prior art date
Application number
DK102789A
Other languages
English (en)
Other versions
DK172790B1 (da
DK102789D0 (da
Inventor
Hendrik Johannes De Jong
Original Assignee
Nedap Nv
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 Nedap Nv filed Critical Nedap Nv
Publication of DK102789D0 publication Critical patent/DK102789D0/da
Publication of DK102789A publication Critical patent/DK102789A/da
Application granted granted Critical
Publication of DK172790B1 publication Critical patent/DK172790B1/da

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K11/00—Marking of animals
    • A01K11/006—Automatic identification systems for animals, e.g. electronic devices, transponders for animals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
DK198901027A 1988-03-04 1989-03-03 Elektromagnetisk detekteringssystem DK172790B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8800546 1988-03-04
NL8800546A NL8800546A (nl) 1988-03-04 1988-03-04 Eenwindingantennespoel voor draadloos electromagnetisch detectiesysteem.

Publications (3)

Publication Number Publication Date
DK102789D0 DK102789D0 (da) 1989-03-03
DK102789A true DK102789A (da) 1989-09-05
DK172790B1 DK172790B1 (da) 1999-07-19

Family

ID=19851889

Family Applications (1)

Application Number Title Priority Date Filing Date
DK198901027A DK172790B1 (da) 1988-03-04 1989-03-03 Elektromagnetisk detekteringssystem

Country Status (6)

Country Link
US (1) US5008660A (da)
EP (1) EP0331269B1 (da)
AT (1) ATE77702T1 (da)
CA (1) CA1322392C (da)
DK (1) DK172790B1 (da)
NL (1) NL8800546A (da)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5023690A (en) * 1989-09-21 1991-04-18 Newsham Hybrid Pigs Limited Improvements relating to the rearing of animals
NL9000974A (nl) * 1990-02-15 1991-09-02 Nedap Nv Werkwijze voor het herkenbaar maken van dieren door middel van een op een bijzondere plaats inwendig aangebrachte electronische codedrager, benevens daartoe ontworpen detectiesystemen.
US5221831A (en) * 1991-11-29 1993-06-22 Indala Corporation Flap-type portal reader
FR2689998B1 (fr) * 1992-04-14 1994-07-08 Legrain Michel Systeme d'identification individuelle d'animaux dans un poste de controle et operations diverses associees a cette identification.
NL9301541A (nl) * 1993-09-06 1995-04-03 Nedap Nv Antenne voor electromagnetisch detectiestelsel.
US5653192A (en) * 1996-03-06 1997-08-05 Alfa Laval Agri Inc. Livestock identification apparatus
US6341582B1 (en) 1998-09-28 2002-01-29 Babson Bros. Co. Livestock sorting system
US6698119B2 (en) 2001-01-11 2004-03-02 Farnam Companies, Inc. Decorated ear tags for domestic animals and method of making same
NL1020688C2 (nl) * 2002-05-27 2003-11-28 Hendrik Stam Geautomatiseerd identificatie systeem voor dieren.
GB0221887D0 (en) * 2002-09-20 2002-10-30 Shearwell Data Ltd Detection and identification of animals
AU2006294403B2 (en) * 2005-09-20 2010-10-14 Allflex Australia Pty. Limited Portal antenna
JP2009509426A (ja) 2005-09-20 2009-03-05 オールフレックス・オーストラリア・プロプライエタリー・リミテッド ポータルアンテナ
GB0701743D0 (en) * 2007-01-31 2007-09-19 Wireless Fibre Systems Ltd A system for detection of underwater objects
US8508367B2 (en) * 2009-09-21 2013-08-13 Checkpoint Systems, Inc. Configurable monitoring device
WO2011035302A1 (en) * 2009-09-21 2011-03-24 Checkpoint Systems, Inc. Retail product tracking system, method, and apparatus
US9424724B2 (en) * 2013-08-02 2016-08-23 Bibliotheca Rfid Library Systems Ag Single turn magnetic drive loop for electronic article surveillance

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB761557A (en) * 1953-08-12 1956-11-14 British Telecomm Res Ltd Improvements in and relating to radio aerials
US3790945A (en) * 1968-03-22 1974-02-05 Stoplifter Int Inc Open-strip ferromagnetic marker and method and system for using same
US3541995A (en) * 1968-11-18 1970-11-24 George H Fathauer Automatic animal feed control system
NL177946C (nl) * 1974-10-01 1985-12-16 Philips Nv Inrichting voor het identificeren van voertuigen.
US4095214A (en) * 1976-06-17 1978-06-13 Knogo Corporation Electronic monitoring system and responder device
US4274083A (en) * 1977-12-16 1981-06-16 Eiichi Tomoeda Apparatus for identifying moving objects
US4384281A (en) * 1980-10-31 1983-05-17 Knogo Corporation Theft detection apparatus using saturable magnetic targets
GB2164185B (en) * 1984-08-28 1988-05-11 Electromatic Inductive loop detector
US4617876A (en) * 1984-11-28 1986-10-21 Hayes Norman J Animal identification and control system
GB2180123B (en) * 1984-12-21 1989-01-18 Senezco Limited Transponder systems
US4655170A (en) * 1985-12-02 1987-04-07 Dasilva Daniel R Animal identification feed control system
US4798175A (en) * 1986-10-09 1989-01-17 Alfa-Laval Agri, Inc. Electronic identification system

Also Published As

Publication number Publication date
EP0331269B1 (en) 1992-06-24
ATE77702T1 (de) 1992-07-15
NL8800546A (nl) 1989-10-02
US5008660A (en) 1991-04-16
DK172790B1 (da) 1999-07-19
DK102789D0 (da) 1989-03-03
CA1322392C (en) 1993-09-21
EP0331269A1 (en) 1989-09-06

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Legal Events

Date Code Title Description
PUP Patent expired