CN103338061B - 近场通信(nfc)装置的存在检测 - Google Patents
近场通信(nfc)装置的存在检测 Download PDFInfo
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- CN103338061B CN103338061B CN201310064422.0A CN201310064422A CN103338061B CN 103338061 B CN103338061 B CN 103338061B CN 201310064422 A CN201310064422 A CN 201310064422A CN 103338061 B CN103338061 B CN 103338061B
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- magnetic field
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- nfc device
- communication means
- field communication
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- 238000001514 detection method Methods 0.000 title claims abstract description 171
- 238000004891 communication Methods 0.000 title claims abstract description 67
- 230000004044 response Effects 0.000 claims abstract description 84
- 238000000034 method Methods 0.000 claims description 77
- 230000001939 inductive effect Effects 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 description 44
- 239000002184 metal Substances 0.000 description 27
- 238000005516 engineering process Methods 0.000 description 21
- 230000008859 change Effects 0.000 description 12
- 238000001228 spectrum Methods 0.000 description 11
- 230000002238 attenuated effect Effects 0.000 description 9
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- 230000006870 function Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 6
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- 230000002085 persistent effect Effects 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
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- 238000012544 monitoring process Methods 0.000 description 2
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Classifications
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- H04B5/48—
-
- H04B5/72—
-
- 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
- G06K7/10118—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 the sensing being preceded by at least one preliminary step
- G06K7/10128—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 the sensing being preceded by at least one preliminary step the step consisting of detection of the presence of one or more record carriers in the vicinity of the interrogation device
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- H04B5/24—
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
Abstract
Description
Claims (8)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/408,149 | 2012-02-29 | ||
US13/408,149 US8867990B2 (en) | 2012-02-29 | 2012-02-29 | Detecting a presence of near field communications (NFC) devices |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103338061A CN103338061A (zh) | 2013-10-02 |
CN103338061B true CN103338061B (zh) | 2016-06-29 |
Family
ID=47748371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310064422.0A Active CN103338061B (zh) | 2012-02-29 | 2013-02-28 | 近场通信(nfc)装置的存在检测 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8867990B2 (zh) |
EP (1) | EP2635052B1 (zh) |
KR (1) | KR101469823B1 (zh) |
CN (1) | CN103338061B (zh) |
HK (1) | HK1186311A1 (zh) |
TW (1) | TWI493909B (zh) |
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CA2816082A1 (en) * | 2010-11-03 | 2012-05-10 | Xped Holdings Pty Ltd | Wireless device detection and communication apparatus and system |
US9026048B2 (en) * | 2011-12-05 | 2015-05-05 | Broadcom Corporation | Detecting a presence of near field communications (NFC) devices |
US9411993B2 (en) * | 2012-06-18 | 2016-08-09 | Master Lock Company Llc | RFID detection system |
US20140266624A1 (en) * | 2013-03-15 | 2014-09-18 | Motorola Mobility Llc | Wearable Authentication Device |
CN103701545B (zh) * | 2013-12-31 | 2016-03-09 | 深圳市汇顶科技股份有限公司 | 一种近场通信的接近检测方法和装置 |
KR102099705B1 (ko) | 2014-03-14 | 2020-04-10 | 삼성전자주식회사 | 근거리 무선 통신 장치 및 이를 포함하는 전자 시스템 |
EP3082061A1 (en) * | 2015-04-13 | 2016-10-19 | Phitek Systems Limited | Communications system for aircraft |
US20160322853A1 (en) * | 2015-04-28 | 2016-11-03 | Intel Corporation | System and method for safe wireless charging station |
EP3185431B1 (en) * | 2015-12-22 | 2021-09-22 | Intel Corporation | Polling for near field communication |
US10148322B2 (en) * | 2016-04-01 | 2018-12-04 | Intel IP Corporation | Demodulator of a wireless communication reader |
US10212576B2 (en) * | 2016-09-08 | 2019-02-19 | Samsung Electronics Co., Ltd. | Near field communication device |
FR3056793A1 (fr) * | 2016-09-29 | 2018-03-30 | Stmicroelectronics (Rousset) Sas | Procede de detection de la presence eventuelle d'un objet par un lecteur sans contact, et lecteur correspondant |
JP6970507B2 (ja) * | 2017-01-20 | 2021-11-24 | キヤノン株式会社 | 給電装置およびその制御方法、プログラム |
CA2999095C (en) * | 2017-03-23 | 2022-04-19 | Legic Identsystems Ag | System and method for determining location information for a mobile radio transmitter |
JP6633604B2 (ja) * | 2017-12-21 | 2020-01-22 | アンリツ株式会社 | アンテナ測定システム及びアンテナ測定方法 |
EP4030631A1 (en) * | 2021-01-18 | 2022-07-20 | Nxp B.V. | Communication device and operating method |
EP4030630A1 (en) | 2021-01-18 | 2022-07-20 | Nxp B.V. | Communication device and method of operating a communication device |
US11848725B2 (en) | 2022-03-10 | 2023-12-19 | Nxp B.V. | Near field communication-based method and system for state or event detection or classification |
CN114884591B (zh) * | 2022-04-29 | 2023-11-28 | 深圳市汇顶科技股份有限公司 | Nfc场检测装置、方法、nfc芯片及电子设备 |
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EP1394720A2 (en) * | 2002-07-29 | 2004-03-03 | Claudio Ricci | Device suitable to detect the presence of a transponder in its vicinity |
CN1620667A (zh) * | 2001-12-18 | 2005-05-25 | 内部无接触技术公司 | 包括低耗电有效夜间警戒模式的无接点集成电路读出装置 |
EP1840790A2 (en) * | 2006-03-31 | 2007-10-03 | Assa Abloy Identification Technology Group AB | Transponder detector for an RFID system generating a progression of detection signals |
CN101147114A (zh) * | 2005-03-30 | 2008-03-19 | 诺基亚公司 | 减少与移动终端相关联的短程无线通信阅读器的功率消耗 |
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JP3885922B2 (ja) | 2000-03-07 | 2007-02-28 | 株式会社ルネサステクノロジ | 半導体チップとそれを用いたicカード及びrfid |
JP2004215225A (ja) | 2002-12-17 | 2004-07-29 | Sony Corp | 通信システムおよび通信方法、並びにデータ処理装置 |
ES2374551T3 (es) | 2004-03-03 | 2012-02-17 | Legic Identsystems Ag | Procedimiento para reconocer medios de identificación. |
CN101091197B (zh) | 2004-11-18 | 2010-05-12 | 传感电子公司 | 从rfid装置检测eas功能的eas阅读器 |
US7245222B2 (en) | 2005-01-14 | 2007-07-17 | Farpointe Data, Inc. | Controlling an RFID reader by observing a change in inductance |
GB0501115D0 (en) * | 2005-01-19 | 2005-02-23 | Innovision Res & Tech Plc | Combined power coupling and rf communication apparatus |
ATE435470T1 (de) * | 2005-05-20 | 2009-07-15 | Innovision Res & Tech Plc | Nahfeld-hf-kommunikation |
US8830035B2 (en) | 2005-06-30 | 2014-09-09 | Farpointe Data, Inc. | Power consumption management for an RFID reader |
KR100771913B1 (ko) * | 2005-08-16 | 2007-11-01 | 엘에스산전 주식회사 | 알에프 아이디 리더기 |
US7412224B2 (en) * | 2005-11-14 | 2008-08-12 | Nokia Corporation | Portable local server with context sensing |
GB0525635D0 (en) * | 2005-12-16 | 2006-01-25 | Innovision Res & Tech Plc | Chip card and method of data communication |
US7782209B2 (en) | 2006-03-31 | 2010-08-24 | Assa Abloy Ab | Detection signal generator circuit for an RFID reader |
GB0616331D0 (en) * | 2006-08-16 | 2006-09-27 | Innovision Res & Tech Plc | Near Field RF Communicators And Near Field Communications Enabled Devices |
GB2443234B8 (en) | 2006-10-24 | 2009-01-28 | Innovision Res & Tech Plc | Near field RF communicators and near field RF communications enabled devices |
TW200835186A (en) * | 2006-11-15 | 2008-08-16 | Nxp Bv | Near field communication (NFC) activation |
GB0705635D0 (en) * | 2007-03-23 | 2007-05-02 | Innovision Res & Tech Plc | Near field RF communicators |
GB0714348D0 (en) * | 2007-07-23 | 2007-09-05 | Innovision Res & Tech Plc | near field RF communications |
TWI334555B (en) * | 2007-08-31 | 2010-12-11 | Acer Inc | Personal information device |
GB0801225D0 (en) * | 2008-01-23 | 2008-02-27 | Innovision Res & Tech Plc | Near field RF communications |
US8203429B2 (en) * | 2008-04-01 | 2012-06-19 | Assa Abloy Ab | Switched capacitance method for the detection of, and subsequent communication with a wireless transponder device using a single antenna |
KR101389458B1 (ko) | 2008-08-05 | 2014-04-28 | 에스케이 텔레콤주식회사 | 듀얼 밴드를 지원하는 rfid 리더 |
EP2161594B1 (en) | 2008-09-09 | 2017-11-08 | Multi Magnetics Incorporated | System and method for correcting attenuation in hybrid medical imaging |
US8116679B2 (en) * | 2008-09-15 | 2012-02-14 | Sony Ericsson Mobile Communications Ab | WLAN connection facilitated via near field communication |
US8014721B2 (en) * | 2008-10-20 | 2011-09-06 | Sony Ericsson Mobile Communications Ab | Setting mobile device operating mode using near field communication |
US8300676B2 (en) | 2008-11-18 | 2012-10-30 | Electronics And Telecommunications Research Institute | Apparatus and method for communication |
US8063636B2 (en) | 2009-05-29 | 2011-11-22 | The Invention Science Fund I, Llc | Systems, devices, methods, and compositions including targeted ferromagnetic structures |
US8358596B2 (en) * | 2010-09-20 | 2013-01-22 | Research In Motion Limited | Communications system providing mobile wireless communications device application module associations for respective wireless communications formats and related methods |
US20120329391A1 (en) | 2011-06-21 | 2012-12-27 | Broadcom Corporation | Detecting a presence of near field communications (nfc) devices |
US8606933B1 (en) * | 2011-09-14 | 2013-12-10 | Google Inc. | Selective pairing of devices using short-range wireless communication |
US9026048B2 (en) | 2011-12-05 | 2015-05-05 | Broadcom Corporation | Detecting a presence of near field communications (NFC) devices |
-
2012
- 2012-02-29 US US13/408,149 patent/US8867990B2/en active Active
-
2013
- 2013-02-04 EP EP13000555.6A patent/EP2635052B1/en active Active
- 2013-02-27 TW TW102106913A patent/TWI493909B/zh active
- 2013-02-27 KR KR1020130021281A patent/KR101469823B1/ko active IP Right Grant
- 2013-02-28 CN CN201310064422.0A patent/CN103338061B/zh active Active
- 2013-12-03 HK HK13113429.9A patent/HK1186311A1/zh unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1620667A (zh) * | 2001-12-18 | 2005-05-25 | 内部无接触技术公司 | 包括低耗电有效夜间警戒模式的无接点集成电路读出装置 |
EP1394720A2 (en) * | 2002-07-29 | 2004-03-03 | Claudio Ricci | Device suitable to detect the presence of a transponder in its vicinity |
CN101147114A (zh) * | 2005-03-30 | 2008-03-19 | 诺基亚公司 | 减少与移动终端相关联的短程无线通信阅读器的功率消耗 |
EP1840790A2 (en) * | 2006-03-31 | 2007-10-03 | Assa Abloy Identification Technology Group AB | Transponder detector for an RFID system generating a progression of detection signals |
Also Published As
Publication number | Publication date |
---|---|
EP2635052B1 (en) | 2016-04-20 |
TW201336253A (zh) | 2013-09-01 |
KR101469823B1 (ko) | 2014-12-05 |
TWI493909B (zh) | 2015-07-21 |
EP2635052A1 (en) | 2013-09-04 |
CN103338061A (zh) | 2013-10-02 |
KR20130099878A (ko) | 2013-09-06 |
US20130225071A1 (en) | 2013-08-29 |
US8867990B2 (en) | 2014-10-21 |
HK1186311A1 (zh) | 2014-03-07 |
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Effective date of registration: 20170824 Address after: American Texas Patentee after: NXP America Co Ltd Address before: American California Patentee before: Zyray Wireless Inc. |