KR101707480B1 - 근접 장 통신 디바이스들에서의 직접 전력 송신 로드 변조 - Google Patents

근접 장 통신 디바이스들에서의 직접 전력 송신 로드 변조 Download PDF

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Publication number
KR101707480B1
KR101707480B1 KR1020157029003A KR20157029003A KR101707480B1 KR 101707480 B1 KR101707480 B1 KR 101707480B1 KR 1020157029003 A KR1020157029003 A KR 1020157029003A KR 20157029003 A KR20157029003 A KR 20157029003A KR 101707480 B1 KR101707480 B1 KR 101707480B1
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KR
South Korea
Prior art keywords
carrier signal
nfc
target device
session
modulating
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Korean (ko)
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KR20150130502A (ko
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안젤리카 옹
파라마즈 사보우리
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퀄컴 인코포레이티드
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    • H04B5/0031—
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils
    • H04B5/266—One coil at each side, e.g. with primary and secondary coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
    • H04B5/45—Transponders

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Near-Field Transmission Systems (AREA)
KR1020157029003A 2013-03-15 2014-03-10 근접 장 통신 디바이스들에서의 직접 전력 송신 로드 변조 Expired - Fee Related KR101707480B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361799303P 2013-03-15 2013-03-15
US61/799,303 2013-03-15
US13/908,875 US9450646B2 (en) 2013-03-15 2013-06-03 Direct power transmission load modulation in near field communication devices
US13/908,875 2013-06-03
PCT/US2014/022838 WO2014150286A1 (en) 2013-03-15 2014-03-10 Direct power transmission load modulation in near field communication devices

Publications (2)

Publication Number Publication Date
KR20150130502A KR20150130502A (ko) 2015-11-23
KR101707480B1 true KR101707480B1 (ko) 2017-02-16

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KR1020157029003A Expired - Fee Related KR101707480B1 (ko) 2013-03-15 2014-03-10 근접 장 통신 디바이스들에서의 직접 전력 송신 로드 변조

Country Status (6)

Country Link
US (1) US9450646B2 (enExample)
EP (1) EP2973205A1 (enExample)
JP (1) JP6105147B2 (enExample)
KR (1) KR101707480B1 (enExample)
CN (1) CN105144191B (enExample)
WO (1) WO2014150286A1 (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9345050B2 (en) * 2014-02-21 2016-05-17 Sony Corporation NFC collision avoidance with controllable NFC transmission delay timing
US9408238B2 (en) 2014-02-21 2016-08-02 Sony Corporation Removable conductive layer that shields and/or shorts nodes of an NFC circuit to control transmissions therefrom
US9577718B2 (en) * 2014-11-19 2017-02-21 Qualcomm Incorporated Systems and methods for inductively coupled communications
JP6485016B2 (ja) * 2014-12-01 2019-03-20 株式会社リコー 無線通信装置、無線通信装置におけるクロックの位相調整方法
US20160174267A1 (en) * 2014-12-15 2016-06-16 Qualcomm Incorporated Proprietary packet exchange for enhanced nfc communication
US9673964B2 (en) * 2015-02-18 2017-06-06 Qualcomm Incorporated Active load modulation in near field communication
US9461716B2 (en) * 2015-03-02 2016-10-04 Intel IP Corporation Near field communications (NFC) modulation feedback apparatus for tuned antenna configurations
EP3076553B1 (en) * 2015-03-30 2021-04-14 Nxp B.V. Clock synchronizer
US10164766B1 (en) * 2015-10-01 2018-12-25 Maxim Integrated Products, Inc. Advanced synchronization schemes for NFC card emulation mode, peer-to-peer mode and RFID tag design
US10937019B2 (en) * 2016-06-08 2021-03-02 Square, Inc. Wireless communication system with auxiliary antenna
US10396975B2 (en) * 2016-06-29 2019-08-27 Maxim Integrated Products, Inc. Clock recovery system and method for near field communication with active load modulation
US20180167876A1 (en) * 2016-12-09 2018-06-14 Qualcomm Incorporated Modulation scheme for wireless communications
US10949189B2 (en) 2017-06-28 2021-03-16 Square, Inc. Securely updating software on connected electronic devices
EP3584948A1 (en) * 2018-06-19 2019-12-25 STMicroelectronics razvoj polprevodnikov d.o.o. Protocol detection and decoding in multiprotocol tag, and corresponding integrated circuit
US10644756B2 (en) * 2018-07-30 2020-05-05 Nxp B.V. Transmitter calibration for NFC (near field communication) device
KR102640294B1 (ko) 2018-11-27 2024-02-22 삼성전자주식회사 Nfc 회로 및 이의 동작 방법
FR3089659B1 (fr) * 2018-12-07 2022-10-21 Smart Packaging Solutions Carte à puce en métal à double interface de communication
US11182770B1 (en) * 2018-12-12 2021-11-23 Square, Inc. Systems and methods for sensing locations of near field communication devices
EP3703269B1 (en) * 2019-02-26 2022-06-08 Nxp B.V. Phase alignment of a controller clock to a field
TWI730372B (zh) * 2019-08-07 2021-06-11 瑞昱半導體股份有限公司 無線傳輸電路與控制方法
DE102019123198A1 (de) * 2019-08-29 2021-03-04 Infineon Technologies Ag Nahfeldkommunikation-Vorrichtung, Verfahren zum Betreiben einer Nahfeldkommunikation-Vorrichtung, Chipkarte und Wearable
CN110808762A (zh) * 2020-01-07 2020-02-18 易兆微电子（杭州）有限公司 一种用于nfc芯片免晶体的方法
CN114449500B (zh) * 2022-02-14 2023-09-08 深圳市汇顶科技股份有限公司 近场通信的方法、装置和芯片
CN115242368B (zh) * 2022-09-21 2022-12-20 北京紫光青藤微系统有限公司 用于调整相位的方法、装置、近场通信设备及存储介质
WO2024124588A1 (en) * 2022-12-17 2024-06-20 Qualcomm Incorporated Time-frequency synchronization for low power devices

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100366268B1 (ko) 2000-07-04 2002-12-31 (주)크레디패스 수동 트랜스폰더 인식 시스템
US20070159303A1 (en) 2005-12-22 2007-07-12 Alexander Tyulpanov Transponder and method for operating a transponder
US20100130127A1 (en) 2008-11-27 2010-05-27 Sony Corporation Communication device, communication method, program and communication system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3685050A (en) 1970-04-13 1972-08-15 Cartwright Eng Inc Single antenna signal retransmission device
JP3696796B2 (ja) * 2001-02-26 2005-09-21 日本電信電話株式会社 電磁誘導質問装置および通信方法
US7567792B2 (en) * 2002-02-28 2009-07-28 Siemens Aktiengesellschaft Method for controlling the power supply of a mobile data memory, use of said method in an identification system having at least one mobile data memory
WO2004082197A2 (en) * 2003-03-12 2004-09-23 Bader David M System for simultaneously transmitting multiple rf signals using a composite waveform
GB2433389B (en) 2005-05-20 2008-04-30 Innovision Res & Tech Plc Near field RF communicators
JP4407674B2 (ja) * 2006-07-13 2010-02-03 株式会社デンソーウェーブ Ｉｃカードリーダ
US8283975B2 (en) 2008-03-10 2012-10-09 Nxp B.V. Data processing system
US8351854B2 (en) 2008-09-30 2013-01-08 Research In Motion Limited Mobile wireless communications device having touch activated near field communications (NFC) circuit
US8150195B2 (en) * 2008-10-03 2012-04-03 Sony Corporation Adaptive prediction using a dimensionality reduction process
JP5428364B2 (ja) * 2009-02-06 2014-02-26 富士電機株式会社 非接触型通信装置、その復号部
US8957548B2 (en) 2011-06-30 2015-02-17 Broadcom Corporation Controlling antenna characteristics of a near field communications (NFC) device
US20130052948A1 (en) 2011-08-31 2013-02-28 Broadcom Corporation Signal Detector of a Near Field Communications (NFC) Device for Efficient Signal Detection

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100366268B1 (ko) 2000-07-04 2002-12-31 (주)크레디패스 수동 트랜스폰더 인식 시스템
US20070159303A1 (en) 2005-12-22 2007-07-12 Alexander Tyulpanov Transponder and method for operating a transponder
US20100130127A1 (en) 2008-11-27 2010-05-27 Sony Corporation Communication device, communication method, program and communication system

Also Published As

Publication number Publication date
US20140273830A1 (en) 2014-09-18
KR20150130502A (ko) 2015-11-23
WO2014150286A1 (en) 2014-09-25
CN105144191B (zh) 2018-02-16
CN105144191A (zh) 2015-12-09
US9450646B2 (en) 2016-09-20
EP2973205A1 (en) 2016-01-20
JP6105147B2 (ja) 2017-03-29
JP2016517662A (ja) 2016-06-16

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