JP4262278B2 - 既知のソース・パラメータによる通信システムの電子アイテムを識別するための方法および装置 - Google Patents
既知のソース・パラメータによる通信システムの電子アイテムを識別するための方法および装置 Download PDFInfo
- Publication number
- JP4262278B2 JP4262278B2 JP2006501223A JP2006501223A JP4262278B2 JP 4262278 B2 JP4262278 B2 JP 4262278B2 JP 2006501223 A JP2006501223 A JP 2006501223A JP 2006501223 A JP2006501223 A JP 2006501223A JP 4262278 B2 JP4262278 B2 JP 4262278B2
- Authority
- JP
- Japan
- Prior art keywords
- tag
- signal source
- signal
- data
- channel
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 158
- 238000004891 communication Methods 0.000 title claims description 84
- 230000005540 biological transmission Effects 0.000 claims description 126
- 230000000116 mitigating effect Effects 0.000 description 66
- 238000012545 processing Methods 0.000 description 34
- 230000008569 process Effects 0.000 description 31
- 230000006870 function Effects 0.000 description 28
- 210000001956 EPC Anatomy 0.000 description 19
- 230000008859 change Effects 0.000 description 17
- 238000003892 spreading Methods 0.000 description 16
- 230000007480 spreading Effects 0.000 description 15
- 238000005259 measurement Methods 0.000 description 14
- 238000001514 detection method Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 12
- 238000004364 calculation method Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 230000008878 coupling Effects 0.000 description 9
- 238000010168 coupling process Methods 0.000 description 9
- 238000005859 coupling reaction Methods 0.000 description 9
- 230000008901 benefit Effects 0.000 description 7
- 230000000875 corresponding effect Effects 0.000 description 7
- 230000002829 reductive effect Effects 0.000 description 7
- 230000011664 signaling Effects 0.000 description 7
- 238000012937 correction Methods 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 101100545272 Caenorhabditis elegans zif-1 gene Proteins 0.000 description 5
- 239000002131 composite material Substances 0.000 description 5
- 230000003190 augmentative effect Effects 0.000 description 4
- 230000001186 cumulative effect Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 230000001629 suppression Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000002123 temporal effect Effects 0.000 description 3
- 238000012935 Averaging Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 108010003272 Hyaluronate lyase Proteins 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000013478 data encryption standard Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000014155 detection of activity Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 238000012804 iterative process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- H04B5/48—
-
- 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
-
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/06—Demodulator circuits; Receiver circuits
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/385,549 US6970518B2 (en) | 2003-03-11 | 2003-03-11 | Method and apparatus for electronic item identification in a communication system using known source parameters |
PCT/US2004/006931 WO2004110079A2 (en) | 2003-03-11 | 2004-03-04 | Method and apparatus for electronic item identification in a communication system using known source parameters |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006520132A JP2006520132A (ja) | 2006-08-31 |
JP4262278B2 true JP4262278B2 (ja) | 2009-05-13 |
Family
ID=32961516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006501223A Expired - Fee Related JP4262278B2 (ja) | 2003-03-11 | 2004-03-04 | 既知のソース・パラメータによる通信システムの電子アイテムを識別するための方法および装置 |
Country Status (6)
Families Citing this family (68)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1314031C (zh) * | 2000-02-21 | 2007-05-02 | 特科2000国际有限公司 | 便携式数据存储装置 |
US6988667B2 (en) | 2001-05-31 | 2006-01-24 | Alien Technology Corporation | Methods and apparatuses to identify devices |
WO2003003295A1 (en) * | 2001-06-28 | 2003-01-09 | Trek 2000 International Ltd. | A portable device having biometrics-based authentication capabilities |
DK1399825T3 (da) * | 2001-06-28 | 2006-11-27 | Trek 2000 Int Ltd | Fremgangsmåde og enheder til dataoverförsel |
TWI246028B (en) * | 2001-06-28 | 2005-12-21 | Trek 2000 Int Ltd | A portable device having biometrics-based authentication capabilities |
US7193504B2 (en) * | 2001-10-09 | 2007-03-20 | Alien Technology Corporation | Methods and apparatuses for identification |
CN100520935C (zh) * | 2002-02-07 | 2009-07-29 | 特科2000国际有限公司 | 一种能直接与计算机usb端口相连的便携式数据存储和图像记录器件 |
KR100699621B1 (ko) * | 2002-03-12 | 2007-03-23 | 트렉 2000 인터네셔널 엘티디. | 휴대용 저장 장치를 사용한 전자 통신 억세스 및 이송시스템 및 장치 |
ES2256470T3 (es) * | 2002-05-13 | 2006-07-16 | Trek 2000 International Ltd | Sistema y aparato para comprimir y descomprimir datos almacenados destinados a un dispositivo portatil de almacenamiento de datos. |
US7158588B2 (en) * | 2002-06-03 | 2007-01-02 | Harris Corporation | System and method for obtaining accurate symbol rate and carrier phase, frequency, and timing acquisition for minimum shift keyed waveform |
TW588243B (en) | 2002-07-31 | 2004-05-21 | Trek 2000 Int Ltd | System and method for authentication |
JP3922571B2 (ja) * | 2003-03-26 | 2007-05-30 | ソニー株式会社 | 情報処理装置および情報処理方法、記録媒体、並びに、プログラム |
US20070149232A1 (en) * | 2003-07-24 | 2007-06-28 | Manfred Koslar | Information transmission with energy budget management |
US8102244B2 (en) | 2003-08-09 | 2012-01-24 | Alien Technology Corporation | Methods and apparatuses to identify devices |
US7716160B2 (en) | 2003-11-07 | 2010-05-11 | Alien Technology Corporation | Methods and apparatuses to identify devices |
WO2005053180A1 (ja) * | 2003-11-25 | 2005-06-09 | Brother Kogyo Kabushiki Kaisha | 無線タグ情報通信装置 |
US7301459B2 (en) * | 2004-05-11 | 2007-11-27 | Sensormatic Electronics Corporation | Closed loop transmitter control for power amplifier in an EAS system |
US7536151B2 (en) * | 2004-11-01 | 2009-05-19 | Nokia Corporation | Methods, systems, devices and computer program products for providing user-access to broadcast content in combination with short-range communication content |
WO2006049191A1 (ja) * | 2004-11-08 | 2006-05-11 | Sony Corporation | 情報処理システム及び情報処理装置 |
US7461972B2 (en) * | 2005-02-08 | 2008-12-09 | Altivera L.L.C. | One point calibration integrated temperature sensor for wireless radio frequency applications |
US20060176152A1 (en) * | 2005-02-10 | 2006-08-10 | Psc Scanning, Inc. | RFID power ramping for tag singulation |
US7515051B2 (en) | 2005-02-25 | 2009-04-07 | Datalogic Mobile, Inc. | RFID antenna system having reduced orientation sensitivity |
US20060208893A1 (en) * | 2005-02-28 | 2006-09-21 | Anson Gary S | Weight audit methods and systems utilizing data reader |
US20060267733A1 (en) * | 2005-05-27 | 2006-11-30 | Psc Scanning, Inc. | Apparatus and methods for saving power in RFID readers |
EP1920381B1 (en) * | 2005-08-25 | 2013-01-23 | Nxp B.V. | Method and rfid reader for evaluating a data stream signal in respect of data and/or collision |
US7991040B2 (en) * | 2006-04-04 | 2011-08-02 | Qualcomm Incorporated | Methods and apparatus for reduction of a peak to average ratio for an OFDM transmit signal |
EP2011269A2 (en) * | 2006-04-10 | 2009-01-07 | Digital Lobe, LLC | Methods for creating secret keys based upon one or more shared characteristics and system thereof |
US8659393B2 (en) * | 2006-08-15 | 2014-02-25 | Hewlett-Packard Development Company, L.P. | Methods and systems for positioning data fields of a radio-frequency identification (RFID) tag |
US8587406B2 (en) * | 2006-09-01 | 2013-11-19 | Intermec Ip Corp. | RFID tags with orthogonal communication capabilities, and associated systems |
WO2008027622A2 (en) * | 2006-09-01 | 2008-03-06 | Intermec Ip Corp. | Rfid tags with cdma communication capabilities |
US8508369B2 (en) | 2006-09-01 | 2013-08-13 | Intermec Ip Corp. | RFID tag system with block coding, such as space-time block coding |
US7821400B2 (en) * | 2006-09-29 | 2010-10-26 | Datalogic Scanning, Inc. | System and method for verifying number of wireless tagged items in a transaction |
US20080099557A1 (en) * | 2006-10-31 | 2008-05-01 | James Kenneth A | Distributed inventory management system |
US7649441B2 (en) * | 2006-11-08 | 2010-01-19 | Ncr Corporation | Method and system for tuning an RFID interrogator |
US8120469B2 (en) | 2006-11-08 | 2012-02-21 | Ncr Corporation | Method and system for tuning an RFID interrogator |
US20080111661A1 (en) * | 2006-11-15 | 2008-05-15 | Symbol Technologies, Inc. | Method and system for transmission power reduction in RFID interrogators |
US8063782B2 (en) * | 2007-01-22 | 2011-11-22 | Cisco Technology, Inc. | Remote inventory of devices |
US8212674B2 (en) | 2007-10-04 | 2012-07-03 | Cisco Technology, Inc. | Inventory devices and methods |
KR100920517B1 (ko) * | 2007-11-27 | 2009-10-09 | 한국전자통신연구원 | Rfid 리더 관리 장치 및 방법 |
TW200926702A (en) * | 2007-12-12 | 2009-06-16 | Alcor Micro Corp | Apparatus and method for measuring channel state information |
EP2223460A4 (en) | 2007-12-20 | 2011-12-28 | Bce Inc | NON-CONTACT LABEL WITH SIGNATURE AND ASSOCIATED APPLICATIONS |
US7782926B2 (en) * | 2008-03-18 | 2010-08-24 | On-Ramp Wireless, Inc. | Random phase multiple access communication interface system and method |
US8520721B2 (en) | 2008-03-18 | 2013-08-27 | On-Ramp Wireless, Inc. | RSSI measurement mechanism in the presence of pulsed jammers |
US8477830B2 (en) | 2008-03-18 | 2013-07-02 | On-Ramp Wireless, Inc. | Light monitoring system using a random phase multiple access system |
US20100195553A1 (en) | 2008-03-18 | 2010-08-05 | Myers Theodore J | Controlling power in a spread spectrum system |
US7733945B2 (en) | 2008-03-18 | 2010-06-08 | On-Ramp Wireless, Inc. | Spread spectrum with doppler optimization |
US7773664B2 (en) | 2008-03-18 | 2010-08-10 | On-Ramp Wireless, Inc. | Random phase multiple access system with meshing |
US20090239550A1 (en) | 2008-03-18 | 2009-09-24 | Myers Theodore J | Random phase multiple access system with location tracking |
US8958460B2 (en) | 2008-03-18 | 2015-02-17 | On-Ramp Wireless, Inc. | Forward error correction media access control system |
US8403284B2 (en) * | 2008-06-27 | 2013-03-26 | Jon Korbonski | Pallet assembly |
JP5309765B2 (ja) | 2008-07-29 | 2013-10-09 | 富士通株式会社 | 情報アクセス・システム、情報記憶装置、および読取り書込み装置 |
US8249540B1 (en) | 2008-08-07 | 2012-08-21 | Hypres, Inc. | Two stage radio frequency interference cancellation system and method |
US7639726B1 (en) * | 2009-03-20 | 2009-12-29 | On-Ramp Wireless, Inc. | Downlink communication |
US8363699B2 (en) | 2009-03-20 | 2013-01-29 | On-Ramp Wireless, Inc. | Random timing offset determination |
US7702290B1 (en) | 2009-04-08 | 2010-04-20 | On-Ramp Wirless, Inc. | Dynamic energy control |
JP5202661B2 (ja) * | 2011-02-03 | 2013-06-05 | アンリツ株式会社 | スマートメータ評価装置及びスマートメータの評価方法 |
EP2518905A1 (en) * | 2011-04-28 | 2012-10-31 | Nxp B.V. | Determining a reliability of a radio frequency link |
AU2013221336B2 (en) * | 2012-02-17 | 2017-08-17 | University Of Virginia D/B/A University Of Virginia Licensing & Ventures Group | Energy harvesting and control for sensor node |
JP5651810B1 (ja) * | 2013-03-13 | 2015-01-14 | 昭和電工株式会社 | ワイヤレス電力供給システム、およびワイヤレス電力供給装置 |
CN105450255A (zh) * | 2015-11-06 | 2016-03-30 | 天津津航计算技术研究所 | 一种高效率高可靠性的猝发通信方法 |
CN106297250A (zh) * | 2016-10-10 | 2017-01-04 | 普天智能照明研究院有限公司 | 一种远距离家庭数据采集系统和能耗采集系统 |
CN109934313B (zh) * | 2017-12-19 | 2022-08-05 | 杭州海康威视系统技术有限公司 | 一种物品盘点方法、服务器、信息采集设备和盘点系统 |
US20200134270A1 (en) * | 2018-10-31 | 2020-04-30 | Nxp B.V. | Card detection for a nfc (near field communication) reader system |
US11502715B2 (en) * | 2020-04-29 | 2022-11-15 | Eagle Technology, Llc | Radio frequency (RF) system including programmable processing circuit performing block coding computations and related methods |
CN112291016B (zh) * | 2020-10-30 | 2021-09-17 | 台州科技职业学院 | 非正交调制下的伪正交线路编码实现标签信号调制方法 |
US11799599B2 (en) * | 2021-02-25 | 2023-10-24 | Marvell Asia Pte Ltd | Measuring reception quality of a Differential Manchester Encoded signal |
US20230093484A1 (en) * | 2021-09-23 | 2023-03-23 | Apple Inc. | Systems and methods for de-correlating coded signals in dual port transmissions |
CN114900409B (zh) * | 2022-04-20 | 2023-07-18 | 深圳清华大学研究院 | 一种2ask信号的解调方法、设备及可读存储介质 |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US573758A (en) * | 1896-12-22 | brooks | ||
JPS56109057A (en) * | 1980-02-04 | 1981-08-29 | Hitachi Ltd | Data communication system |
US5025486A (en) | 1988-12-09 | 1991-06-18 | Dallas Semiconductor Corporation | Wireless communication system with parallel polling |
US5210771A (en) | 1991-08-01 | 1993-05-11 | Motorola, Inc. | Multiple user spread-spectrum communication system |
US5737358A (en) | 1992-03-11 | 1998-04-07 | Geotek Communications, Inc. | Multiplexed radio communication system |
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 |
US5424881A (en) | 1993-02-01 | 1995-06-13 | Cirrus Logic, Inc. | Synchronous read channel |
GB9318014D0 (en) | 1993-08-31 | 1993-10-20 | Texas Instruments Ltd | Improvements in and relating to local area network adaptors |
GB9602552D0 (en) | 1996-02-08 | 1996-04-10 | Madge Networks Ltd | Communication network end station and adaptor card |
US5931968A (en) | 1996-02-09 | 1999-08-03 | Overland Data, Inc. | Digital data recording channel |
US6107910A (en) | 1996-11-29 | 2000-08-22 | X-Cyte, Inc. | Dual mode transmitter/receiver and decoder for RF transponder tags |
US6034603A (en) | 1997-01-24 | 2000-03-07 | Axcess, Inc. | Radio tag system and method with improved tag interference avoidance |
US5883582A (en) | 1997-02-07 | 1999-03-16 | Checkpoint Systems, Inc. | Anticollision protocol for reading multiple RFID tags |
US5986570A (en) | 1997-09-03 | 1999-11-16 | Micron Communications, Inc. | Method for resolving signal collisions between multiple RFID transponders in a field |
US6539003B1 (en) | 1997-10-20 | 2003-03-25 | Viasat, Inc. | Method for acquisition and synchronization of terminals in a satellite/wireless TDMA system |
IT1295808B1 (it) | 1997-11-04 | 1999-05-27 | Cselt Centro Studi Lab Telecom | Procedimento per l'assegnazione dei canali in un sistema di comunicazone tra mezzi mobili con accesso multiplo a divisione di |
US6130894A (en) * | 1998-03-09 | 2000-10-10 | Broadcom Homenetworking, Inc. | Off-line broadband network interface |
US6862622B2 (en) | 1998-07-10 | 2005-03-01 | Van Drebbel Mariner Llc | Transmission control protocol/internet protocol (TCP/IP) packet-centric wireless point to multi-point (PTMP) transmission system architecture |
US6654375B1 (en) | 1998-12-24 | 2003-11-25 | At&T Corp. | Method and apparatus for time-profiling T-carrier framed service |
US6354493B1 (en) | 1999-12-23 | 2002-03-12 | Sensormatic Electronics Corporation | System and method for finding a specific RFID tagged article located in a plurality of RFID tagged articles |
US6377203B1 (en) | 2000-02-01 | 2002-04-23 | 3M Innovative Properties Company | Collision arbitration method and apparatus for reading multiple radio frequency identification tags |
CN100477857C (zh) | 2000-02-23 | 2009-04-08 | Ipr特许公司 | 带碰撞检测的访问探针的确认方法 |
US6335685B1 (en) | 2000-03-09 | 2002-01-01 | International Business Machines Corporation | Apparatus and method for locating containers and contents of containers using radio frequency tags |
US6708044B1 (en) | 2000-04-04 | 2004-03-16 | Nec America, Inc. | Apparatus and method for automated band selection via synthesizer bit insertion |
AU5252101A (en) | 2000-04-28 | 2001-11-12 | Hi-G-Tek Ltd. | Apparatus and methods for cellular communication |
US6804222B1 (en) | 2000-07-14 | 2004-10-12 | At&T Corp. | In-band Qos signaling reference model for QoS-driven wireless LANs |
GB2367447B (en) | 2000-09-27 | 2003-11-05 | Airspan Networks Inc | Transfer of data in a telecommunications system |
US6351216B1 (en) * | 2001-02-05 | 2002-02-26 | Sensormatic Electronics Corporation | Large signal noise cancellation in electronic article surveillance |
US7104534B2 (en) | 2001-06-08 | 2006-09-12 | Broadcom Corporation | System and method for detecting collisions in a shared communications medium |
US20040066752A1 (en) | 2002-10-02 | 2004-04-08 | Hughes Michael A. | Radio frequency indentification device communications systems, wireless communication devices, wireless communication systems, backscatter communication methods, radio frequency identification device communication methods and a radio frequency identification device |
US20040205191A1 (en) | 2003-03-11 | 2004-10-14 | Smith Randall B. | Method and apparatus for communicating with a computing device that is physically tagged |
-
2003
- 2003-03-11 US US10/385,549 patent/US6970518B2/en not_active Expired - Lifetime
-
2004
- 2004-03-04 CN CNB2004800066179A patent/CN100546293C/zh not_active Expired - Fee Related
- 2004-03-04 WO PCT/US2004/006931 patent/WO2004110079A2/en active Application Filing
- 2004-03-04 JP JP2006501223A patent/JP4262278B2/ja not_active Expired - Fee Related
- 2004-03-04 EP EP04749352A patent/EP1602212A4/en not_active Ceased
- 2004-03-04 KR KR1020057016906A patent/KR100750524B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO2004110079A2 (en) | 2004-12-16 |
KR100750524B1 (ko) | 2007-08-21 |
US20040179588A1 (en) | 2004-09-16 |
CN100546293C (zh) | 2009-09-30 |
WO2004110079A3 (en) | 2005-05-06 |
US6970518B2 (en) | 2005-11-29 |
JP2006520132A (ja) | 2006-08-31 |
EP1602212A4 (en) | 2009-10-21 |
KR20050106515A (ko) | 2005-11-09 |
EP1602212A2 (en) | 2005-12-07 |
CN1759580A (zh) | 2006-04-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4262278B2 (ja) | 既知のソース・パラメータによる通信システムの電子アイテムを識別するための方法および装置 | |
US6754190B2 (en) | Channel selection method used in a communication system | |
US7099469B2 (en) | Method of scrambling and descrambling data in a communication system | |
US7218641B2 (en) | Method and apparatus for adaptive processing gain for multiple source devices in a communications system | |
US7023817B2 (en) | Method and apparatus for source device synchronization in a communication system | |
JP4180641B2 (ja) | マルチユーザ・システムでデータ通信を行うための方法とデバイス | |
US7706765B2 (en) | Method and device for enabling and disabling group transmissions | |
US7227885B2 (en) | Correlation method in a communication system and apparatus | |
US7133432B2 (en) | Collision mitigation methods used in a communication system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20080122 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080422 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20080930 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20081222 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20090127 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20090206 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120220 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 4262278 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120220 Year of fee payment: 3 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130220 Year of fee payment: 4 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140220 Year of fee payment: 5 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |