CN101178766B - 调整射频识别探询器的方法和系统 - Google Patents

调整射频识别探询器的方法和系统 Download PDF

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Publication number
CN101178766B
CN101178766B CN2007101670848A CN200710167084A CN101178766B CN 101178766 B CN101178766 B CN 101178766B CN 2007101670848 A CN2007101670848 A CN 2007101670848A CN 200710167084 A CN200710167084 A CN 200710167084A CN 101178766 B CN101178766 B CN 101178766B
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radio
signal
radiofrequency signal
frequency channel
rfid
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Chinese (zh)
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CN101178766A (zh
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安德鲁·J.·阿达梅茨
约翰·F.·克鲁克斯
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Ncr Voix Co
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NCR Corp
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    • 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
    • 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
    • G06K7/10019—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.
    • 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
    • G06K7/10198—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 setting parameters for the interrogator, e.g. programming parameters and operating modes
    • G06K7/10217—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 setting parameters for the interrogator, e.g. programming parameters and operating modes parameter settings controlling the transmission power of the interrogator

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Near-Field Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
CN2007101670848A 2006-11-08 2007-10-31 调整射频识别探询器的方法和系统 Active CN101178766B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/557,524 2006-11-08
US11/557,524 US8120469B2 (en) 2006-11-08 2006-11-08 Method and system for tuning an RFID interrogator

Publications (2)

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CN101178766A CN101178766A (zh) 2008-05-14
CN101178766B true CN101178766B (zh) 2011-12-28

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US (1) US8120469B2 (enExample)
EP (1) EP1923815B1 (enExample)
JP (1) JP5020783B2 (enExample)
CN (1) CN101178766B (enExample)
DE (1) DE602007008188D1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9280692B2 (en) * 2005-08-25 2016-03-08 Nxp B.V. Method and RFID reader for evaluating a data stream signal in respect of data and/or collision
JP2009282642A (ja) * 2008-05-20 2009-12-03 Fujitsu Ltd 質問装置、ｒｆｉｄ質問器、ｒｆｉｄ質問プログラム及びｒｆｉｄ質問方法
TWI384402B (zh) * 2008-09-19 2013-02-01 Mstar Semiconductor Inc 射頻識別標籤的存取方法以及射頻識別標籤中用來判斷是否回應讀取器所發送之指令的電路
US9123016B2 (en) 2013-03-14 2015-09-01 Wal-Mart Stores, Inc. Method and apparatus pertaining to the use of group RFID tag information
US9310466B2 (en) 2013-03-14 2016-04-12 Wal-Mart Stores, Inc. Method and apparatus pertaining to the identification of physical-local discrepancies in statistics-based RFID-tag information
US9704124B2 (en) * 2013-03-14 2017-07-11 Wal-Mart Stores, Inc. Method and apparatus pertaining to monitoring item source locations
US9479268B2 (en) * 2013-07-31 2016-10-25 Cellco Partnership Filtering interference in wireless networks
EP3009956B1 (de) * 2014-10-13 2016-09-14 Sick Ag Verfahren zum Erkennen ob sich ein Transponder eines RFID Systems in einem Grenzbereich befindet, RFID-System und Sicherheitsschalter
CN108039925B (zh) * 2017-12-05 2021-08-17 锐捷网络股份有限公司 信号处理方法、装置、设备及存储介质
US11018067B2 (en) * 2019-05-22 2021-05-25 Amkor Technology Singapore Holding Pte. Ltd. Semiconductor device and method of manufacturing a semiconductor device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6130894A (en) * 1998-03-09 2000-10-10 Broadcom Homenetworking, Inc. Off-line broadband network interface
CN1759580A (zh) * 2003-03-11 2006-04-12 摩托罗拉公司 在通信系统中使用已知源参数的电子货物识别的方法和装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5294931A (en) * 1992-04-29 1994-03-15 Texas Instruments Deutschland Gmbh Method of interrogating a plurality of transponders arranged in the transmission range of an interrogating device and transponders for use in the said method
JPH0983585A (ja) * 1995-09-19 1997-03-28 Tokimec Inc データ記憶体及びデータ読取装置並びにデータ読取方法
US6034603A (en) * 1997-01-24 2000-03-07 Axcess, Inc. Radio tag system and method with improved tag interference avoidance
US7844505B1 (en) * 1997-11-21 2010-11-30 Symbol Technologies, Inc. Automated real-time distributed tag reader network
US6519245B1 (en) * 1999-01-11 2003-02-11 Trimble Navigation Limited Communication system having dedicated time slots for selection signals
AU4061200A (en) * 1999-03-31 2000-10-16 Regents Of The University Of California, The Multi-channel detector readout method and integrated circuit
US6452980B1 (en) * 2000-01-10 2002-09-17 Sarnoff Corporation Encoding/decoding system for coherent signal interference reduction
JP3737353B2 (ja) 2000-09-28 2006-01-18 株式会社エヌ・ティ・ティ・ドコモ 通信装置及び通信回線割当方法
JP4352641B2 (ja) * 2001-07-11 2009-10-28 株式会社デンソー タグリーダ
JP2003070056A (ja) * 2001-08-28 2003-03-07 Ntt Docomo Inc 通信チャネル設定方法、通信制御装置及び無線通信システム
US6754190B2 (en) * 2001-10-17 2004-06-22 Motorola, Inc. Channel selection method used in a communication system
US7274735B2 (en) * 2002-02-28 2007-09-25 Texas Instruments Incorporated Constellation selection in a communication system
JP2003288554A (ja) * 2002-03-27 2003-10-10 Anritsu Corp 非接触ｉｃカードリーダ装置
JP4019994B2 (ja) * 2003-03-31 2007-12-12 ブラザー工業株式会社 通信システム、これに含まれる質問器及び応答器
US7363008B2 (en) * 2003-10-30 2008-04-22 Microsoft Corporation Spectrum sharing in the unlicensed band
JP4367207B2 (ja) * 2004-04-02 2009-11-18 ソニー株式会社 情報処理装置、無線通信システム及び無線通信方法
JP4415804B2 (ja) * 2004-09-15 2010-02-17 ブラザー工業株式会社 無線タグ通信システムの質問器
JP2006170816A (ja) * 2004-12-16 2006-06-29 Mitsubishi Electric Corp パルス諸元検出回路
JP2006197232A (ja) * 2005-01-13 2006-07-27 Mitsubishi Electric Corp 送信電力制御装置
US9280692B2 (en) 2005-08-25 2016-03-08 Nxp B.V. Method and RFID reader for evaluating a data stream signal in respect of data and/or collision
US8000341B2 (en) * 2006-03-08 2011-08-16 Alcatel Lucent Methods and systems for detecting collisions in access/utilization of resources of contention

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6130894A (en) * 1998-03-09 2000-10-10 Broadcom Homenetworking, Inc. Off-line broadband network interface
CN1759580A (zh) * 2003-03-11 2006-04-12 摩托罗拉公司 在通信系统中使用已知源参数的电子货物识别的方法和装置

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Publication number Publication date
US20080106380A1 (en) 2008-05-08
EP1923815A1 (en) 2008-05-21
JP5020783B2 (ja) 2012-09-05
US8120469B2 (en) 2012-02-21
JP2008125076A (ja) 2008-05-29
DE602007008188D1 (de) 2010-09-16
EP1923815B1 (en) 2010-08-04
CN101178766A (zh) 2008-05-14

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