CA2384831A1 - Dispositif et procede de detection de corps etrangers dans des produits - Google Patents

Dispositif et procede de detection de corps etrangers dans des produits Download PDF

Info

Publication number
CA2384831A1
CA2384831A1 CA002384831A CA2384831A CA2384831A1 CA 2384831 A1 CA2384831 A1 CA 2384831A1 CA 002384831 A CA002384831 A CA 002384831A CA 2384831 A CA2384831 A CA 2384831A CA 2384831 A1 CA2384831 A1 CA 2384831A1
Authority
CA
Canada
Prior art keywords
signals
detection
foreign bodies
relates
reference value
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
CA002384831A
Other languages
English (en)
Other versions
CA2384831C (fr
Inventor
Harald Merkel
Mikael Reimers
Christina Skjoldebrand
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.)
Food Radar System in Sweden AB
Original Assignee
Sik-Institut For Livsmedel Och Bioteknik Ab
Harald Merkel
Mikael Reimers
Christina Skjoldebrand
Food Radar System In Sweden Ab
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
Priority claimed from SE9903348A external-priority patent/SE517315C2/sv
Application filed by Sik-Institut For Livsmedel Och Bioteknik Ab, Harald Merkel, Mikael Reimers, Christina Skjoldebrand, Food Radar System In Sweden Ab filed Critical Sik-Institut For Livsmedel Och Bioteknik Ab
Publication of CA2384831A1 publication Critical patent/CA2384831A1/fr
Application granted granted Critical
Publication of CA2384831C publication Critical patent/CA2384831C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/02—Food

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Geophysics And Detection Of Objects (AREA)
CA002384831A 1999-09-17 2000-09-14 Dispositif et procede de detection de corps etrangers dans des produits Expired - Lifetime CA2384831C (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
SE9903348-2 1999-09-17
SE9903348A SE517315C2 (sv) 1999-09-17 1999-09-17 Apparat och metod för detektering av främmande kroppar i produkter
US09/506,832 US6456093B1 (en) 1999-09-17 2000-02-18 Apparatus and method for detection of foreign bodies in products
US09/506,832 2000-02-18
PCT/SE2000/001783 WO2001020311A1 (fr) 1999-09-17 2000-09-14 Dispositif et procede de detection de corps etrangers dans des produits

Publications (2)

Publication Number Publication Date
CA2384831A1 true CA2384831A1 (fr) 2001-03-22
CA2384831C CA2384831C (fr) 2009-05-19

Family

ID=26663649

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002384831A Expired - Lifetime CA2384831C (fr) 1999-09-17 2000-09-14 Dispositif et procede de detection de corps etrangers dans des produits

Country Status (4)

Country Link
EP (1) EP1214581A1 (fr)
AU (1) AU770854B2 (fr)
CA (1) CA2384831C (fr)
WO (1) WO2001020311A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10100664A1 (de) 2001-01-09 2002-07-11 Hauni Maschinenbau Ag Verfahren zum Prüfen eines Produktionsmaterials
EP1853900A1 (fr) * 2005-02-18 2007-11-14 Food Radar System in Sweden AB Systeme et procede de detection de corps etrangers dans un produit
CN102621161B (zh) * 2012-03-31 2013-10-16 中国科学院长春应用化学研究所 一种材料性能参数获取方法
EP3598113B1 (fr) * 2017-03-17 2022-06-22 National Institute of Advanced Industrial Science and Technology Procédé de détection non destructif, dispositifs de détection non destructif et programme de détection non destructif
CN110161057B (zh) * 2019-05-09 2023-07-25 浙江浙能数字科技有限公司 一种基于微波收发器的输煤皮带上异物的检测装置及方法
CN111896559B (zh) * 2020-08-21 2022-11-25 爱德森（厦门）电子有限公司 一种隐形材料性能衰变点频式检测方法及其系统装置
CN116106334B (zh) * 2023-04-13 2023-06-09 中国民航大学 基于rfid的物品含水率无损检测方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4326163A (en) * 1980-01-30 1982-04-20 Brooke Robert L High speed bulk grain moisture measurement apparatus
SE449138B (sv) * 1984-06-27 1987-04-06 Stiftelsen Inst Mikrovags Forfarande jemte anordning for bestemning av mikrovagors dempning och/eller fasvridning vid transmission genom ett material
DE3531893A1 (de) * 1985-09-06 1987-03-19 Siemens Ag Verfahren zur bestimmung der verteilung der dielektrizitaetskonstanten in einem untersuchungskoerper sowie messanordnung zur durchfuehrung des verfahrens
DE3723606A1 (de) * 1987-07-17 1989-01-26 Kernforschungsz Karlsruhe Verfahren und vorrichtung zur analyse mittels mikrowellen
GB9122210D0 (en) * 1991-10-18 1991-11-27 Marconi Gec Ltd Method for measurement of the gas and water content in oil
JP3139874B2 (ja) * 1993-03-30 2001-03-05 株式会社東芝 濃度計
DE4311103A1 (de) * 1993-04-05 1994-10-06 Komi Koppelberg & Migl Kg Verfahren und Vorrichtung zum Erkennen von Fehlern bei Glaskörpern
NL9500018A (nl) * 1995-01-04 1996-08-01 Proval Beheer B V Inrichting voor het door middel van straling bepalen van de hoedanigheid van doorstraalbare lichamen.
US5886534A (en) * 1995-10-27 1999-03-23 The University Of Chicago Millimeter wave sensor for on-line inspection of thin sheet dielectrics
SE512315C2 (sv) * 1997-01-17 2000-02-28 Lars Baaaath Sätt att med radiovågsteknik kartlägga inhomogeniteter i trä
CA2304782C (fr) * 1997-09-25 2007-03-27 Jack R. Little, Jr. Inspection non destructive de materiaux dielectriques
DE29719600U1 (de) * 1997-11-05 1998-01-02 Rgi Industriemesgeraete Gmbh Vorrichtung zur Erfassung von Inhomogenitäten, insbesondere von Fremdkörpern, in einer zu kontrollierenden Materialienschicht
JP2000111499A (ja) * 1998-10-02 2000-04-21 Toshiba Fa Syst Eng Corp マイクロ波濃度測定装置

Also Published As

Publication number Publication date
EP1214581A1 (fr) 2002-06-19
CA2384831C (fr) 2009-05-19
AU7568000A (en) 2001-04-17
AU770854B2 (en) 2004-03-04
WO2001020311A1 (fr) 2001-03-22

Similar Documents

Publication Publication Date Title
SE9903348D0 (sv) Apparatus and method for detection of foreign bodies in products
GB9920762D0 (en) Apparatus and method for interrogating a passive sensor
KR100307995B1 (ko) 이동물체로부터의무선전송장치
US5103209A (en) Electronic article surveillance system with improved differentiation
CA2210908A1 (fr) Procede de detection de signaux brouilleurs dans les avions
US20080165002A1 (en) Microwave Sensor
US10371799B1 (en) Methods of calibration for radar apparatus
AU671342B2 (en) Arrangement for measuring the condition of a receiver antenna
TW287267B (en) A detector, method of detection and a sensor
US20020040596A1 (en) Filling level gage
WO2002018972A1 (fr) Radar
CA2028576A1 (fr) Methode et dispositif de mesure de la vitesse d'une cible par utilisation du decalage doppler du rayonnement electromagnetique
AUPO358996A0 (en) Apparatus for measuring impedance of a resonant structure
CA2384831A1 (fr) Dispositif et procede de detection de corps etrangers dans des produits
EP1324066A3 (fr) Dispositif de radar FM
EP1610150A3 (fr) Procédé et dispositif de détection d'un signal cible et système de détection d'obstacles
DE69015668D1 (de) Ladendiebstahlnachweissystem vom Transmissionstyp.
EP0923272A3 (fr) Mesure de la qualité du signal utilisant un detecteur MF full-complex
NL9001414A (nl) Radarapparaat met storingsindicator en ontvanginrichting met storingsindicator.
CA2334537A1 (fr) Procede et appareil de determination de la frequence a laquelle resonne un resonateur
EP1072871A3 (fr) Dispositif pour la mesure du niveau de remplissage d'un produit dans un réservoir
AU702723B2 (en) Frequency detection
WO2000055606A3 (fr) Instrument de mesure
CA2007310A1 (fr) Systeme ameliore de surveillance electronique
CA2587176A1 (fr) Methode et appareils d'evaluation d'un materiau en cours de traitement

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20200914