KR100660409B1 - 저전력 공진태그를 검출하는 무선인식 시스템 - Google Patents

저전력 공진태그를 검출하는 무선인식 시스템 Download PDF

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Publication number
KR100660409B1
KR100660409B1 KR1020017000434A KR20017000434A KR100660409B1 KR 100660409 B1 KR100660409 B1 KR 100660409B1 KR 1020017000434 A KR1020017000434 A KR 1020017000434A KR 20017000434 A KR20017000434 A KR 20017000434A KR 100660409 B1 KR100660409 B1 KR 100660409B1
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South Korea
Prior art keywords
output
signal
frequency
tag
flip
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KR1020017000434A
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English (en)
Korean (ko)
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KR20010079523A (ko
Inventor
윌리암 에프. 3세 갤라그허
러셀 이. 바버
에릭 엑스타인
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체크포인트 시스템즈 인코포레이티드
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Priority claimed from US09/122,310 external-priority patent/US5955950A/en
Priority claimed from US09/122,121 external-priority patent/US5959531A/en
Application filed by 체크포인트 시스템즈 인코포레이티드 filed Critical 체크포인트 시스템즈 인코포레이티드
Publication of KR20010079523A publication Critical patent/KR20010079523A/ko
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Publication of KR100660409B1 publication Critical patent/KR100660409B1/ko
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    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
    • G06K7/10346—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the far field type, e.g. HF types or dipoles
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • 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
    • G08B13/2405—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 characterised by the tag technology used
    • G08B13/2414—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 characterised by the tag technology used using inductive tags
    • G08B13/2417—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 characterised by the tag technology used using inductive tags having a radio frequency identification chip
    • 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
    • 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
    • G08B13/2474—Antenna or antenna activator geometry, arrangement or layout
    • 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
    • G08B13/2477—Antenna or antenna activator circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
    • H04B10/25752—Optical arrangements for wireless networks
    • H04B10/25758—Optical arrangements for wireless networks between a central unit and a single remote unit by means of an optical fibre

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Near-Field Transmission Systems (AREA)
  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
KR1020017000434A 1998-07-24 1999-07-13 저전력 공진태그를 검출하는 무선인식 시스템 Expired - Fee Related KR100660409B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US09/122,310 US5955950A (en) 1998-07-24 1998-07-24 Low noise signal generator for use with an RFID system
US09/122,121 US5959531A (en) 1998-07-24 1998-07-24 Optical interface between receiver and tag response signal analyzer in RFID system for detecting low power resonant tags
US09/122,121 1998-07-24
US09/122,310 1998-07-24

Publications (2)

Publication Number Publication Date
KR20010079523A KR20010079523A (ko) 2001-08-22
KR100660409B1 true KR100660409B1 (ko) 2006-12-22

Family

ID=26820183

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020017000434A Expired - Fee Related KR100660409B1 (ko) 1998-07-24 1999-07-13 저전력 공진태그를 검출하는 무선인식 시스템

Country Status (10)

Country Link
EP (2) EP1099200B1 (enExample)
JP (1) JP4445672B2 (enExample)
KR (1) KR100660409B1 (enExample)
CN (2) CN1135509C (enExample)
AT (2) ATE281671T1 (enExample)
AU (1) AU753617B2 (enExample)
CA (2) CA2624853A1 (enExample)
DE (2) DE69921658T2 (enExample)
ES (2) ES2233058T3 (enExample)
WO (1) WO2000005692A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006060763A (ja) * 2003-12-26 2006-03-02 Ricoh Co Ltd Ｉｃタグ用リーダ及び／又はライタ、並びにｉｃタグ用リーダ及び／又はライタを有する装置
US7259677B2 (en) 2003-12-26 2007-08-21 Ricoh Company, Ltd. IC-tag read-write apparatus
JP4387323B2 (ja) * 2005-04-08 2009-12-16 富士通株式会社 Ｒｆｉｄ用送受信装置
US7456743B2 (en) * 2005-12-07 2008-11-25 Datamars S.A. Combined low and high frequency RFID system
SE531799C2 (sv) * 2006-09-01 2009-08-04 Leptonradio Ab En anordning för trådlös manövrering och en metod för att manövrera anordningen
JP5152274B2 (ja) * 2010-08-24 2013-02-27 日立電線株式会社 Ｒｆｉｄ読み取り装置
CN103152028A (zh) * 2013-01-31 2013-06-12 南京南瑞继保电气有限公司 一种提高固态开关驱动可靠性的装置
CN104382601A (zh) * 2014-11-21 2015-03-04 天津大学 一种基于rfid的血氧脉搏检测系统
CN105006155A (zh) * 2015-07-28 2015-10-28 苏州宏展信息科技有限公司 一种基于射频传输的行人交通信号灯箱控制系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4083003A (en) * 1973-11-05 1978-04-04 Products Of Information Technology, Inc. Vehicle location system
US4623877A (en) * 1983-06-30 1986-11-18 Knogo Corporation Method and apparatus for detection of targets in an interrogation zone
US5121103A (en) * 1988-07-29 1992-06-09 Knogo Corporation Load isolated article surveillance system and antenna assembly
US5070500A (en) * 1988-08-30 1991-12-03 Tokyo Keiki Company Ltd. Memory package system utilizing inductive coupling between memory module and read/write unit
US4975681A (en) * 1989-12-07 1990-12-04 Sensormatic Electronics Corporation Interfering signal rejection circuitry and electronic article surveillance system and method employing same
US5266926A (en) * 1991-05-31 1993-11-30 Avid Marketing, Inc. Signal transmission and tag power consumption measurement circuit for an inductive reader
FR2685582B1 (fr) * 1991-12-18 1997-06-27 Com 1 Dispositif d'interface electronique de transmission lineaire de signaux a haute isolation par opto-coupleurs polarises en inverse.
US5331453A (en) * 1992-06-15 1994-07-19 Ael Defense Corp. Millimeter wave fiber-optically linked antenna receiver device
US5353011A (en) * 1993-01-04 1994-10-04 Checkpoint Systems, Inc. Electronic article security system with digital signal processing and increased detection range
JP3600266B2 (ja) * 1994-04-08 2004-12-15 株式会社ルネサステクノロジ 非接触ｉｃカードインタフェース装置及びそれを用いた通信システム

Also Published As

Publication number Publication date
CN1238732C (zh) 2006-01-25
EP1376445B1 (en) 2006-04-19
ES2262929T3 (es) 2006-12-01
CA2624853A1 (en) 2000-02-03
CN1135509C (zh) 2004-01-21
ATE281671T1 (de) 2004-11-15
KR20010079523A (ko) 2001-08-22
AU5100799A (en) 2000-02-14
AU753617B2 (en) 2002-10-24
DE69921658D1 (de) 2004-12-09
EP1099200A4 (en) 2003-04-09
CN1495438A (zh) 2004-05-12
WO2000005692A1 (en) 2000-02-03
ES2233058T3 (es) 2005-06-01
EP1376445A3 (en) 2004-01-07
EP1376445A2 (en) 2004-01-02
EP1099200B1 (en) 2004-11-03
JP4445672B2 (ja) 2010-04-07
JP2002521899A (ja) 2002-07-16
CA2338640A1 (en) 2000-02-03
EP1099200A1 (en) 2001-05-16
DE69930975T2 (de) 2006-12-14
DE69921658T2 (de) 2005-10-20
ATE323910T1 (de) 2006-05-15
CA2338640C (en) 2010-02-02
DE69930975D1 (de) 2006-05-24
CN1310833A (zh) 2001-08-29

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