CN105308874B - 用于使用低功率振荡器电路来改进远程nfc设备检测的方法和装置 - Google Patents

用于使用低功率振荡器电路来改进远程nfc设备检测的方法和装置 Download PDF

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Publication number
CN105308874B
CN105308874B CN201480034045.9A CN201480034045A CN105308874B CN 105308874 B CN105308874 B CN 105308874B CN 201480034045 A CN201480034045 A CN 201480034045A CN 105308874 B CN105308874 B CN 105308874B
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China
Prior art keywords
frequency
nfc
lpo
antenna
calibration
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Expired - Fee Related
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CN201480034045.9A
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English (en)
Chinese (zh)
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CN105308874A (zh
Inventor
A·K·哈韦里宁
T·雷诺兹
A·王
R·布罗肯伯勒
S-M·李
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • 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
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Near-Field Transmission Systems (AREA)
CN201480034045.9A 2013-06-18 2014-06-13 用于使用低功率振荡器电路来改进远程nfc设备检测的方法和装置 Expired - Fee Related CN105308874B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/920,670 2013-06-18
US13/920,670 US9698872B2 (en) 2013-06-18 2013-06-18 Methods and apparatus for improving remote NFC device detection using a low power oscillator circuit
PCT/US2014/042228 WO2014204793A1 (en) 2013-06-18 2014-06-13 Methods and apparatus for improving remote nfc device detection using a low power oscillator circuit

Publications (2)

Publication Number Publication Date
CN105308874A CN105308874A (zh) 2016-02-03
CN105308874B true CN105308874B (zh) 2018-09-28

Family

ID=51225007

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480034045.9A Expired - Fee Related CN105308874B (zh) 2013-06-18 2014-06-13 用于使用低功率振荡器电路来改进远程nfc设备检测的方法和装置

Country Status (6)

Country Link
US (1) US9698872B2 (enExample)
EP (1) EP3011682A1 (enExample)
JP (1) JP6407985B2 (enExample)
KR (1) KR20160019922A (enExample)
CN (1) CN105308874B (enExample)
WO (1) WO2014204793A1 (enExample)

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US9813119B1 (en) * 2016-10-06 2017-11-07 Harley-Davidson Motor Company Group, LLC Passive wireless accessory switch pack
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CN106909865B (zh) * 2017-03-24 2019-10-25 深圳市文鼎创数据科技有限公司 近场通信前端硬件电路、终端、读写器、系统以及方法
US10511347B2 (en) * 2017-11-14 2019-12-17 Nxp B.V. Device detection in contactless communication systems
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US11165507B2 (en) 2018-06-15 2021-11-02 Source Photonics (Chengdu) Company, Ltd. Optical transmitter and/or receiver including an EMI filter, and methods of using the same
FR3116167B1 (fr) 2020-11-12 2024-04-19 St Microelectronics Rousset Ajustement d’un instant d’activation d’un circuit
FR3116168B1 (fr) * 2020-11-12 2023-05-12 St Microelectronics Rousset Calibration d’une durée d’activation d’un circuit
US12138977B2 (en) * 2020-11-19 2024-11-12 Fox Factory, Inc. Energy harvesting switch
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KR102710975B1 (ko) 2022-11-10 2024-09-27 쓰리에이로직스(주) 스탠바이 모드에서 rf 능동 장치로부터 전송된 rf 신호를 검출할 수 있는 rf 리더기

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CN102047223A (zh) * 2008-03-27 2011-05-04 摩托罗拉移动公司 在电子设备中进行自动近场通信应用选择的方法和装置
CN101902739A (zh) * 2009-06-01 2010-12-01 索尼公司 通信设备、移动终端、通信系统和非接触通信装置

Also Published As

Publication number Publication date
US20140370803A1 (en) 2014-12-18
KR20160019922A (ko) 2016-02-22
JP6407985B2 (ja) 2018-10-17
US9698872B2 (en) 2017-07-04
CN105308874A (zh) 2016-02-03
JP2016528767A (ja) 2016-09-15
WO2014204793A1 (en) 2014-12-24
EP3011682A1 (en) 2016-04-27

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Granted publication date: 20180928

Termination date: 20190613