DE602005017942D1 - Tag-antikollisions-rfid-system und verfahren zur tag-identifikation - Google Patents

Tag-antikollisions-rfid-system und verfahren zur tag-identifikation

Info

Publication number
DE602005017942D1
DE602005017942D1 DE602005017942T DE602005017942T DE602005017942D1 DE 602005017942 D1 DE602005017942 D1 DE 602005017942D1 DE 602005017942 T DE602005017942 T DE 602005017942T DE 602005017942 T DE602005017942 T DE 602005017942T DE 602005017942 D1 DE602005017942 D1 DE 602005017942D1
Authority
DE
Germany
Prior art keywords
prefix
queue
field
tag
previously transmitted
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.)
Active
Application number
DE602005017942T
Other languages
English (en)
Inventor
Kyung-Ho Seo
Se-Hyun Oh
Jin-Hee Yoon
Joo-Mun Lee
Won-Jun Lee
Ji-Hoon Myung
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.)
SK Planet Co Ltd
Original Assignee
SK Telecom Co 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.)
Filing date
Publication date
Application filed by SK Telecom Co Ltd filed Critical SK Telecom Co Ltd
Publication of DE602005017942D1 publication Critical patent/DE602005017942D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K7/10019—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 resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers.
    • G06K7/10029—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 resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the time domain, e.g. using binary tree search or RFID responses allocated to a random time slot
    • G06K7/10039—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 resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the time domain, e.g. using binary tree search or RFID responses allocated to a random time slot interrogator driven, i.e. synchronous
    • G06K7/10049—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 resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the time domain, e.g. using binary tree search or RFID responses allocated to a random time slot interrogator driven, i.e. synchronous binary tree
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means
    • G06K19/10—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Near-Field Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE602005017942T 2005-03-10 2005-12-14 Tag-antikollisions-rfid-system und verfahren zur tag-identifikation Active DE602005017942D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020050020283A KR100612699B1 (ko) 2005-03-10 2005-03-10 태그 인식 충돌 방지 ｒｆｉｄ 시스템 및 태그 식별 방법
PCT/KR2005/004290 WO2006095953A1 (en) 2005-03-10 2005-12-14 Tag anti-collision rfid system and method for tag identification

Publications (1)

Publication Number Publication Date
DE602005017942D1 true DE602005017942D1 (de) 2010-01-07

Family

ID=36953526

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005017942T Active DE602005017942D1 (de) 2005-03-10 2005-12-14 Tag-antikollisions-rfid-system und verfahren zur tag-identifikation

Country Status (8)

Country Link
US (1) US8028910B2 (de)
EP (1) EP1859390B1 (de)
JP (1) JP4815489B2 (de)
KR (1) KR100612699B1 (de)
CN (1) CN100595783C (de)
AT (1) ATE450017T1 (de)
DE (1) DE602005017942D1 (de)
WO (1) WO2006095953A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101059872B1 (ko) * 2005-01-03 2011-08-29 삼성전자주식회사 고유 식별자를 이용한 통신충돌방지 프로토콜
CN101388063B (zh) * 2007-09-12 2011-04-20 华为技术有限公司 一种读取电子标签的方法、系统、设备和电子标签
CN101436245B (zh) * 2007-11-16 2012-05-23 中兴通讯股份有限公司 一种射频识别系统中标签防碰撞方法
KR100927879B1 (ko) 2007-12-28 2009-11-19 경원대학교 산학협력단 동종태그 인식 환경에서 효율적인 ｒｆｉｄ 충돌방지제어방법
KR100936893B1 (ko) * 2008-01-04 2010-01-14 중앙대학교 산학협력단 태그 인식 방법, 충돌 방지 방법 및 이를 이용한 ｒｆｉｄ태그
US8542103B2 (en) * 2008-08-21 2013-09-24 Sap Ag Radio frequency identification reading by using error correcting codes on sets of tags
CN101923625A (zh) * 2009-06-12 2010-12-22 中兴通讯股份有限公司 一种标签防碰撞的方法及系统
CN102479316A (zh) * 2010-11-25 2012-05-30 软控股份有限公司 Rfid电子标签序列号的二进制防冲突识别方法
CN102682314B (zh) * 2011-06-10 2015-08-19 中国人民解放军国防科学技术大学 一种判断盘点结束的方法
CN102236775A (zh) * 2011-07-06 2011-11-09 广东三和管桩有限公司 管桩制造养护工艺中的动态二进制查询树防碰撞方法
CN102663332B (zh) * 2012-03-31 2014-04-16 华中师范大学 一种用于rfid系统中的多标签防碰撞引导式识别方法
CN103049719B (zh) * 2013-01-18 2015-08-19 上海交通大学 射频识别系统中读取大规模标签的系统及方法
CN103902941B (zh) * 2014-01-23 2016-11-02 电子科技大学 一种基于连续碰撞位映射的多标签防碰撞方法
CN104700130A (zh) * 2015-03-09 2015-06-10 烽火通信科技股份有限公司 一种超高频rfid读写器的防碰撞方法
CN109241802B (zh) * 2018-09-25 2021-08-27 西南科技大学 一种用于移动rfid系统的多标签识别方法
CN109614837A (zh) * 2019-01-25 2019-04-12 四川璧虹众杰科技有限公司 低频无线激励器防碰撞方法和系统
CN111523337B (zh) * 2020-04-21 2023-06-09 中煤科工集团重庆研究院有限公司 基于标签序列号滑动窗口迭代分组的防冲突方法
CN113343735B (zh) * 2021-08-05 2021-11-05 深圳市成为信息技术有限公司 一种读写器的标签处理方法、读写器及存储介质

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5434572A (en) * 1994-06-07 1995-07-18 Ramtron International Corporation System and method for initiating communications between a controller and a selected subset of multiple transponders in a common RF field
US5489908A (en) * 1994-07-27 1996-02-06 Texas Instruments Deutschland Gmbh Apparatus and method for identifying multiple transponders
JPH1139439A (ja) * 1997-07-18 1999-02-12 Reikomu Japan Kk 非接触型ｉｃカードシステム
JPH11203430A (ja) * 1998-01-19 1999-07-30 Toshiba Eng Co Ltd 非接触型カードシステム
FR2776094B1 (fr) * 1998-03-12 2002-09-06 Commissariat Energie Atomique Procede et systeme de lecture multiple d'un ensemble d'etiquettes portant des codes d'identification distincts
US6377203B1 (en) * 2000-02-01 2002-04-23 3M Innovative Properties Company Collision arbitration method and apparatus for reading multiple radio frequency identification tags
US6859801B1 (en) * 2000-06-09 2005-02-22 Massachusetts Institute Of Technology Efficient memoryless protocol for tag identification
US6988667B2 (en) * 2001-05-31 2006-01-24 Alien Technology Corporation Methods and apparatuses to identify devices
FR2829259B1 (fr) * 2001-09-05 2003-10-24 Commissariat Energie Atomique Procede de lecture d'etiquettes electroniques par identification de leur code par bloc de bits
JP2004038574A (ja) * 2002-07-03 2004-02-05 Matsushita Electric Ind Co Ltd 非接触ｉｃカード通信システム、リーダ／ライタ及び非接触ｉｃカード
JP2006504334A (ja) * 2002-10-25 2006-02-02 シンボル テクノロジーズ， インコーポレイテッド 安全な通信を備えたバイナリツリートランスバーサルの最適化
JP2005038384A (ja) * 2003-06-30 2005-02-10 Toppan Printing Co Ltd 無線タグ、無線タグ用読み書き装置及び通信プログラム

Also Published As

Publication number Publication date
US8028910B2 (en) 2011-10-04
CN100595783C (zh) 2010-03-24
JP2008533584A (ja) 2008-08-21
WO2006095953A1 (en) 2006-09-14
JP4815489B2 (ja) 2011-11-16
KR100612699B1 (ko) 2006-08-16
ATE450017T1 (de) 2009-12-15
CN101151625A (zh) 2008-03-26
EP1859390A4 (de) 2008-08-13
US20080283600A1 (en) 2008-11-20
EP1859390A1 (de) 2007-11-28
EP1859390B1 (de) 2009-11-25

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