KR20150046387A - 무선 송신기들의 정적 튜닝 - Google Patents

무선 송신기들의 정적 튜닝 Download PDF

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Publication number
KR20150046387A
KR20150046387A KR20157009681A KR20157009681A KR20150046387A KR 20150046387 A KR20150046387 A KR 20150046387A KR 20157009681 A KR20157009681 A KR 20157009681A KR 20157009681 A KR20157009681 A KR 20157009681A KR 20150046387 A KR20150046387 A KR 20150046387A
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KR
South Korea
Prior art keywords
frequency
antenna circuit
detected
antenna
circuit
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.)
Withdrawn
Application number
KR20157009681A
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English (en)
Korean (ko)
Inventor
스티븐 프랭크랜드
테렌스 레그
Original Assignee
퀄컴 인코포레이티드
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Application filed by 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20150046387A publication Critical patent/KR20150046387A/ko
Withdrawn legal-status Critical Current

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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
    • H04B5/70—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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/40—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the exchange of charge or discharge related data
    • H02J7/42—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the exchange of charge or discharge related data with electronic devices having internal batteries, e.g. mobile phones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/101—Monitoring; Testing of transmitters for measurement of specific parameters of the transmitter or components thereof
    • H04B17/104—Monitoring; Testing of transmitters for measurement of specific parameters of the transmitter or components thereof of other parameters, e.g. DC offset, delay or propagation times
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/11—Monitoring; Testing of transmitters for calibration
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2804—Printed windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/001—Energy harvesting or scavenging
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/50—Circuit arrangements or systems for wireless supply or distribution of electric power using additional energy repeaters between transmitting devices and receiving devices

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Near-Field Transmission Systems (AREA)
KR20157009681A 2012-09-17 2013-09-04 무선 송신기들의 정적 튜닝 Withdrawn KR20150046387A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/621,762 US20140080409A1 (en) 2012-09-17 2012-09-17 Static tuning of wireless transmitters
US13/621,762 2012-09-17
PCT/US2013/058045 WO2014042934A1 (en) 2012-09-17 2013-09-04 Static tuning of wireless transmitters

Publications (1)

Publication Number Publication Date
KR20150046387A true KR20150046387A (ko) 2015-04-29

Family

ID=49165876

Family Applications (1)

Application Number Title Priority Date Filing Date
KR20157009681A Withdrawn KR20150046387A (ko) 2012-09-17 2013-09-04 무선 송신기들의 정적 튜닝

Country Status (6)

Country Link
US (1) US20140080409A1 (enExample)
EP (1) EP2896134A1 (enExample)
JP (1) JP2015528689A (enExample)
KR (1) KR20150046387A (enExample)
CN (1) CN104620511A (enExample)
WO (1) WO2014042934A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200049482A (ko) * 2018-10-31 2020-05-08 삼성전자주식회사 무선 통신 장치 및 방법
KR20220016127A (ko) * 2019-05-31 2022-02-08 시그마센스, 엘엘씨. 무선 전력 전송 및 통신
KR20230121397A (ko) * 2022-02-11 2023-08-18 한국과학기술원 무선 전력 및 데이터 송수신 장치

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10149177B2 (en) * 2006-11-18 2018-12-04 Rfmicron, Inc. Wireless sensor including an RF signal circuit
JP5826864B2 (ja) * 2012-01-26 2015-12-02 パイオニア株式会社 電力伝送装置及び電力伝送方法
US9627929B2 (en) * 2012-11-02 2017-04-18 Panasonic Intellectual Property Management Co., Ltd. Wireless power transfer system for wirelessly transferring electric power in noncontact manner by utilizing resonant magnetic field coupling
US9410860B2 (en) * 2012-11-07 2016-08-09 Eaton Corporation Washer assembly and joint monitoring system employing the same
US9318904B2 (en) * 2013-11-13 2016-04-19 Google Technology Holdings LLC Battery-charging device and method of manufacturing same
US9960791B2 (en) * 2013-12-12 2018-05-01 Ethertronics, Inc. RF integrated circuit with tunable component and memory
US10141655B2 (en) 2014-02-25 2018-11-27 Ethertronics, Inc. Switch assembly with integrated tuning capability
KR102229022B1 (ko) * 2014-03-18 2021-03-17 삼성전자주식회사 마그네틱 필드 모니터를 가지는 카드 검출 장치 및 이를 포함하는 시스템
CN104009555B (zh) 2014-06-16 2016-04-20 南京矽力杰半导体技术有限公司 谐振型非接触供电装置、电能发射端和非接触供电方法
JP5839629B1 (ja) 2014-07-18 2016-01-06 デクセリアルズ株式会社 非接触通信装置、アンテナ回路、アンテナ駆動装置、非接触給電装置、チューニング方法、ディスカバリ方法、およびこれらの方法を実現するプログラム
US9515750B2 (en) 2014-11-07 2016-12-06 Qualcomm Incorporated Systems and methods for self-calibration for wireless communication
TW201618495A (zh) * 2014-11-14 2016-05-16 普易科技股份有限公司 遠端監視系統及遠端監視方法
CN104836592B (zh) * 2015-04-02 2017-05-17 西安电子科技大学 无线携能通信装置
CN104883207A (zh) * 2015-05-25 2015-09-02 厦门英诺尔信息科技有限公司 近场通信装置和近场通信方法
US10224752B2 (en) * 2015-08-28 2019-03-05 Qualcomm Incorporated Method and apparatus for computer aided designing, tuning and matching of wireless power transfer systems
US10361565B2 (en) * 2015-09-25 2019-07-23 Intel Corporation Detecting resonant frequencies
JP5996753B2 (ja) * 2015-10-02 2016-09-21 デクセリアルズ株式会社 ディスカバリ方法およびそのプログラム
US10164600B2 (en) * 2015-10-12 2018-12-25 Nxp B.V. NFC or RFID device RF detuning detection and driver output power regulation
US10128660B1 (en) 2015-11-13 2018-11-13 X Development Llc Wireless solar power delivery
US10153644B2 (en) 2015-11-13 2018-12-11 X Development Llc Delivering and negotiating wireless power delivery in a multi-receiver system
US10181729B1 (en) 2015-11-13 2019-01-15 X Development Llc Mobile hybrid transmit/receive node for near-field wireless power delivery
US10317963B1 (en) 2015-11-13 2019-06-11 X Development Llc Modular mechanism enabled by mid-range wireless power
US9866039B2 (en) 2015-11-13 2018-01-09 X Development Llc Wireless power delivery over medium range distances using magnetic, and common and differential mode-electric, near-field coupling
US10389140B2 (en) 2015-11-13 2019-08-20 X Development Llc Wireless power near-field repeater system that includes metamaterial arrays to suppress far-field radiation and power loss
US10135257B1 (en) 2015-11-13 2018-11-20 X Development Llc Extending the distance range of near-field wireless power delivery
US20170194807A1 (en) * 2016-01-06 2017-07-06 Ossia Inc. Techniques for charging beacon-free passive clients in multipath wireless power delivery environments
JP2019513342A (ja) * 2016-03-18 2019-05-23 グローバル エナジー トランスミッション， カンパニーＧｌｏｂａｌ Ｅｎｅｒｇｙ Ｔｒａｎｓｍｉｓｓｉｏｎ， Ｃｏ． ワイヤレス電力伝送のためのシステムおよび方法
US10307067B1 (en) * 2016-08-26 2019-06-04 W. L. Gore & Associates, Inc. Wireless LC sensor reader
US11284840B1 (en) 2016-08-26 2022-03-29 W. L. Gore & Associates, Inc. Calibrating passive LC sensor
CN107994685B (zh) * 2016-10-26 2023-11-24 恩智浦美国有限公司 外物检测
US10390200B2 (en) 2016-12-19 2019-08-20 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US10721604B2 (en) 2016-12-19 2020-07-21 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US10243415B1 (en) 2016-12-29 2019-03-26 X Development Llc Mobile power transmitter
US10050677B1 (en) * 2017-05-23 2018-08-14 Nxp B.V. Antenna coil tuning mechanism for magnetic communication
TWI662760B (zh) * 2017-08-21 2019-06-11 國立交通大學 具備校正電感電容共振頻率功能之共振式磁耦合無線傳能系統
US10720967B2 (en) * 2017-09-25 2020-07-21 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US10382098B2 (en) 2017-09-25 2019-08-13 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US10714985B2 (en) 2017-10-11 2020-07-14 Spark Connected LLC Wireless power transfer system and method
US10644756B2 (en) * 2018-07-30 2020-05-05 Nxp B.V. Transmitter calibration for NFC (near field communication) device
US11152974B2 (en) * 2018-10-31 2021-10-19 Samsung Electronics Co., Ltd. Wireless communication apparatus and method
CN109167517A (zh) * 2018-11-05 2019-01-08 吉林大学 基于磁通电抗器的稳流发射装置
US11509169B2 (en) 2019-02-13 2022-11-22 Spark Connected LLC Sub-surface wireless charging
US10439659B1 (en) * 2019-02-15 2019-10-08 Nxp B.V. Device to minimize current overshoot in detuned antenna
US11152823B2 (en) 2019-04-01 2021-10-19 Spark Connected LLC Translation unit for wireless power transfer
WO2020234034A1 (en) * 2019-05-22 2020-11-26 Assa Abloy Entrance Systems Ab Door operator system
US11976947B2 (en) * 2019-07-26 2024-05-07 Nippon Telegraph And Telephone Corporation Transducer, loosening detection system and loosening detection method
US11159056B2 (en) 2019-09-12 2021-10-26 Spark Connected LLC Wireless power receiver circuit and method
KR102191070B1 (ko) 2019-09-27 2020-12-14 고충훈 황칠 엑기스 제조방법 및 그 방법에 따른 황칠 엑기스
US11515739B2 (en) 2020-02-14 2022-11-29 Spark Connected LLC FOD and wireless power transfer calibration
US12068631B2 (en) 2020-04-13 2024-08-20 Spark Connected LLC Alignment method for sub-surface wireless charger
US11625707B1 (en) * 2020-04-27 2023-04-11 Amazon Technologies, Inc. Mitigating near-field-communication (NFC) antenna interference
US12053055B2 (en) 2020-05-15 2024-08-06 Spark Connected LLC Dual function wireless power and thermal receiver
US11888331B2 (en) 2020-07-01 2024-01-30 Spark Connected LLC Sub-surface wireless charging and associated method
US11855463B2 (en) 2020-12-04 2023-12-26 Spark Connected LLC Wireless power transmission to a mobile device
EP4092913B1 (en) * 2021-05-18 2024-05-15 Renesas Design Austria GmbH Transmitter with a frequency measurement stage
US12500451B2 (en) 2021-05-20 2025-12-16 Spark Connected LLC Wireless power transmitter and receiver
US12199696B2 (en) * 2021-06-04 2025-01-14 Nxp B.V. Near-field wireless device
US12562600B2 (en) 2021-07-20 2026-02-24 Spark Connected LLC Foreign object detection testing for wireless chargers

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09326736A (ja) * 1996-06-03 1997-12-16 Mitsubishi Electric Corp ワイヤレス送受信システム用２次側回路装置およびワイヤレス送受信システム用誘導コイル
JP3840765B2 (ja) * 1997-11-21 2006-11-01 神鋼電機株式会社 非接触給電搬送システムにおける１次給電側電源装置
US6317027B1 (en) * 1999-01-12 2001-11-13 Randy Watkins Auto-tunning scanning proximity reader
US7212414B2 (en) * 1999-06-21 2007-05-01 Access Business Group International, Llc Adaptive inductive power supply
US7522878B2 (en) * 1999-06-21 2009-04-21 Access Business Group International Llc Adaptive inductive power supply with communication
JP2004096341A (ja) * 2002-08-30 2004-03-25 Fujitsu Ltd 共振周波数が可変な逆ｆ型アンテナを含むアンテナ装置
US7764932B2 (en) * 2007-03-14 2010-07-27 Broadcom Corporation Antenna system for use within a wireless communication device
WO2009089253A1 (en) * 2008-01-07 2009-07-16 Access Business Group International Llc Inductive power supply with duty cycle control
US8855554B2 (en) * 2008-03-05 2014-10-07 Qualcomm Incorporated Packaging and details of a wireless power device
US8629650B2 (en) * 2008-05-13 2014-01-14 Qualcomm Incorporated Wireless power transfer using multiple transmit antennas
US8278784B2 (en) * 2008-07-28 2012-10-02 Qualcomm Incorporated Wireless power transmission for electronic devices
US9590444B2 (en) * 2009-11-30 2017-03-07 Broadcom Corporation Device with integrated wireless power receiver configured to make a charging determination based on a level of battery life and charging efficiency
JP5640655B2 (ja) * 2010-10-29 2014-12-17 ソニー株式会社 携帯通信装置、リーダ／ライタ装置及び共振周波数調整方法
US8957548B2 (en) * 2011-06-30 2015-02-17 Broadcom Corporation Controlling antenna characteristics of a near field communications (NFC) device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200049482A (ko) * 2018-10-31 2020-05-08 삼성전자주식회사 무선 통신 장치 및 방법
KR20220016127A (ko) * 2019-05-31 2022-02-08 시그마센스, 엘엘씨. 무선 전력 전송 및 통신
US12407196B2 (en) 2019-05-31 2025-09-02 Sigmasense, Llc. Wireless power transfer and communications
KR20230121397A (ko) * 2022-02-11 2023-08-18 한국과학기술원 무선 전력 및 데이터 송수신 장치

Also Published As

Publication number Publication date
EP2896134A1 (en) 2015-07-22
WO2014042934A1 (en) 2014-03-20
CN104620511A (zh) 2015-05-13
JP2015528689A (ja) 2015-09-28
US20140080409A1 (en) 2014-03-20

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