HK1182543A1 - Near field communications (nfc) device and method of communication in the nfc device - Google Patents

Near field communications (nfc) device and method of communication in the nfc device

Info

Publication number
HK1182543A1
HK1182543A1 HK13109824.8A HK13109824A HK1182543A1 HK 1182543 A1 HK1182543 A1 HK 1182543A1 HK 13109824 A HK13109824 A HK 13109824A HK 1182543 A1 HK1182543 A1 HK 1182543A1
Authority
HK
Hong Kong
Prior art keywords
nfc
communication
near field
field communications
communications
Prior art date
Application number
HK13109824.8A
Other languages
English (en)
Chinese (zh)
Inventor
．克拉克 戴維．
Original Assignee
美國博通公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 美國博通公司 filed Critical 美國博通公司
Publication of HK1182543A1 publication Critical patent/HK1182543A1/xx

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • 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
    • 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
    • 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
    • H04B5/48—Transceivers
    • 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
    • H04B5/72—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for local intradevice communication
    • 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
    • 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
    • H04B5/79—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for data transfer in combination with power transfer

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Near-Field Transmission Systems (AREA)
  • Power Engineering (AREA)
HK13109824.8A 2011-10-12 2013-08-22 Near field communications (nfc) device and method of communication in the nfc device HK1182543A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/271,553 US8831515B2 (en) 2011-10-12 2011-10-12 Shaped load modulation in a near field communications (NFC) device

Publications (1)

Publication Number Publication Date
HK1182543A1 true HK1182543A1 (en) 2013-11-29

Family

ID=46799951

Family Applications (1)

Application Number Title Priority Date Filing Date
HK13109824.8A HK1182543A1 (en) 2011-10-12 2013-08-22 Near field communications (nfc) device and method of communication in the nfc device

Country Status (6)

Country Link
US (2) US8831515B2 (xx)
EP (1) EP2582063B1 (xx)
KR (1) KR101362817B1 (xx)
CN (1) CN103117778B (xx)
HK (1) HK1182543A1 (xx)
TW (1) TWI474646B (xx)

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US8831515B2 (en) 2011-10-12 2014-09-09 Broadcom Corporation Shaped load modulation in a near field communications (NFC) device
US9559833B1 (en) * 2015-09-21 2017-01-31 Broadcom Corporation Frequency synchronization for a near field communication (NFC) device
EP3145092B1 (en) * 2015-09-21 2019-06-19 STMicroelectronics International N.V. Method and transmitter circuit for communication using active load modulation in radio frequency identification systems
US9960819B2 (en) 2015-09-23 2018-05-01 Qualcomm Incorporated Systems and methods for multi-mode inductively couples communication
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DE102018212957B3 (de) 2018-08-02 2020-01-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Übertragung von daten von einem benutzerendgerät zu einem anderen gerät
DE102019201152B3 (de) 2019-01-30 2020-06-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Bidirektionale Konfiguration von Sensorknoten mit Mobiltelefon ohne Erweiterung
CN111800168A (zh) * 2020-06-19 2020-10-20 易兆微电子(杭州)股份有限公司 一种用于nfc发射功率过充保护的系统及方法

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JP4525747B2 (ja) 2007-02-20 2010-08-18 セイコーエプソン株式会社 送電制御装置、送電装置、電子機器及び無接点電力伝送システム
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KR101389448B1 (ko) 2007-03-27 2014-04-28 삼성전자주식회사 이동형 전자 장치 및 그것의 전원 관리 방법
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US8575993B2 (en) 2011-08-17 2013-11-05 Broadcom Corporation Integrated circuit with pre-heating for reduced subthreshold leakage
US20130078914A1 (en) 2011-09-23 2013-03-28 Broadcom Corporation Varying Load Modulation in an NFC-Enabled Device Over a Range of Field Strength
US20130084802A1 (en) 2011-09-30 2013-04-04 Broadcom Corporation Shaped controlling signals in near field communications (nfc) devices
US8831515B2 (en) 2011-10-12 2014-09-09 Broadcom Corporation Shaped load modulation in a near field communications (NFC) device

Also Published As

Publication number Publication date
EP2582063B1 (en) 2018-05-09
EP2582063A3 (en) 2017-03-22
TWI474646B (zh) 2015-02-21
TW201316707A (zh) 2013-04-16
US20140378053A1 (en) 2014-12-25
US20130095752A1 (en) 2013-04-18
CN103117778A (zh) 2013-05-22
KR20130039666A (ko) 2013-04-22
CN103117778B (zh) 2015-01-21
US8831515B2 (en) 2014-09-09
EP2582063A2 (en) 2013-04-17
US9167377B2 (en) 2015-10-20
KR101362817B1 (ko) 2014-02-13

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20200920