EP3398242A4 - SYSTEMS AND METHOD FOR GENERATING CURRENT SHAFTS IN A WIRELESS POWER TRANSMISSION SYSTEM - Google Patents

SYSTEMS AND METHOD FOR GENERATING CURRENT SHAFTS IN A WIRELESS POWER TRANSMISSION SYSTEM Download PDF

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Publication number
EP3398242A4
EP3398242A4 EP16882696.4A EP16882696A EP3398242A4 EP 3398242 A4 EP3398242 A4 EP 3398242A4 EP 16882696 A EP16882696 A EP 16882696A EP 3398242 A4 EP3398242 A4 EP 3398242A4
Authority
EP
European Patent Office
Prior art keywords
systems
methods
power transmission
transmission system
wireless power
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Withdrawn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
EP16882696.4A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3398242A1 (en
Inventor
Michael A. Leabman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Energous Corp
Original Assignee
Energous Corp
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
Priority claimed from US15/059,898 external-priority patent/US10778041B2/en
Application filed by Energous Corp filed Critical Energous Corp
Publication of EP3398242A1 publication Critical patent/EP3398242A1/en
Publication of EP3398242A4 publication Critical patent/EP3398242A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H04B17/102—Power radiated at antenna
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—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
    • H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—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
    • H02J50/60—Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—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
    • H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
    • H04W52/283—Power depending on the position of the mobile
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—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
    • H02J50/30—Circuit arrangements or systems for wireless supply or distribution of electric power using light, e.g. lasers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radar Systems Or Details Thereof (AREA)
EP16882696.4A 2015-12-29 2016-12-29 SYSTEMS AND METHOD FOR GENERATING CURRENT SHAFTS IN A WIRELESS POWER TRANSMISSION SYSTEM Withdrawn EP3398242A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562272454P 2015-12-29 2015-12-29
US15/059,898 US10778041B2 (en) 2015-09-16 2016-03-03 Systems and methods for generating power waves in a wireless power transmission system
PCT/US2016/069316 WO2017117452A1 (en) 2015-12-29 2016-12-29 Systems and methods for generating power waves in a wireless power transmission system

Publications (2)

Publication Number Publication Date
EP3398242A1 EP3398242A1 (en) 2018-11-07
EP3398242A4 true EP3398242A4 (en) 2019-07-31

Family

ID=59225817

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16882696.4A Withdrawn EP3398242A4 (en) 2015-12-29 2016-12-29 SYSTEMS AND METHOD FOR GENERATING CURRENT SHAFTS IN A WIRELESS POWER TRANSMISSION SYSTEM

Country Status (5)

Country Link
EP (1) EP3398242A4 (enExample)
JP (2) JP6853258B2 (enExample)
KR (1) KR102666650B1 (enExample)
CN (1) CN109041586B (enExample)
WO (1) WO2017117452A1 (enExample)

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* Cited by examiner, † Cited by third party
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CN107548096A (zh) * 2017-09-04 2018-01-05 深圳市万普拉斯科技有限公司 Sar调整方法、装置、移动终端及可读存储介质
KR102464384B1 (ko) 2017-10-20 2022-11-08 삼성전자주식회사 무선 전력 송신 장치 및 그 제어 방법
JP7054583B2 (ja) * 2018-09-18 2022-04-14 株式会社東芝 無線電力伝送装置、無線電力伝送システム及び無線電力伝送方法
KR102614867B1 (ko) * 2018-12-18 2023-12-15 한국전기연구원 2차원 배열형 대전력 초고주파 송신 시스템
WO2020221957A2 (en) * 2019-05-02 2020-11-05 Nokia Technologies Oy Enhancing rach operation in new radio under rf exposure requirements
WO2021184228A1 (zh) * 2020-03-18 2021-09-23 华为技术有限公司 输能设备、受能设备以及一种用于无线充电的方法
CN114204698A (zh) * 2020-09-17 2022-03-18 华为数字能源技术有限公司 一种无线充电方法和无线充电系统
US11990772B2 (en) * 2020-11-04 2024-05-21 The Alfred E. Mann Foundation For Scientific Research Automatically-aligning magnetic field system
CN113224858A (zh) * 2021-05-18 2021-08-06 海南快停科技有限公司 一种带定位功能的声波无线输电系统及控制方法
KR20230163851A (ko) * 2022-05-24 2023-12-01 삼성전자주식회사 인체를 검출하는 무선 전력 송신 장치 및 동작 방법

Citations (3)

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US20100079011A1 (en) * 2008-09-30 2010-04-01 Searete Llc, A Limited Liability Corporation Of The State Of Delaware Beam power with beam redirection
US20130169348A1 (en) * 2012-01-04 2013-07-04 Futurewei Technologies, Inc. SAR Control Using Capacitive Sensor and Transmission Duty Cycle Control in a Wireless Device
WO2014134996A1 (zh) * 2013-11-07 2014-09-12 中兴通讯股份有限公司 发射功率控制方法及装置

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US787412A (en) * 1900-05-16 1905-04-18 Nikola Tesla Art of transmitting electrical energy through the natural mediums.
AU5386399A (en) * 1999-08-09 2001-03-05 Devis Iellici Antenna for mobile radiocommunications equipment
US20090047998A1 (en) * 2007-08-16 2009-02-19 Motorola, Inc. Method and apparatus for controlling power transmission levels for a mobile station having transmit diversity
EP2198477B1 (en) * 2007-09-19 2017-07-05 Qualcomm Incorporated Maximizing power yield from wireless power magnetic resonators
US8855554B2 (en) * 2008-03-05 2014-10-07 Qualcomm Incorporated Packaging and details of a wireless power device
WO2010024895A1 (en) * 2008-08-25 2010-03-04 Governing Dynamics, Llc Wireless energy transfer system
US8148985B2 (en) * 2008-10-15 2012-04-03 Massachusetts Institute Of Technology Method for reducing maximum local specific absorption rate in magnetic resonance imaging
US8442457B2 (en) * 2009-09-08 2013-05-14 Google Inc. System and method for adaptive beamforming for specific absorption rate control
US8798719B2 (en) * 2009-12-02 2014-08-05 Qing X. Yang Method of utilization of high dielectric constant (HDC) materials for reducing SAR and enhancing SNR in MRI
US8934857B2 (en) * 2010-05-14 2015-01-13 Qualcomm Incorporated Controlling field distribution of a wireless power transmitter
WO2012067563A1 (en) * 2010-11-16 2012-05-24 Telefonaktiebolaget L M Ericsson (Publ) Dynamic sar emission control to minimize rf exposure
US8811918B2 (en) 2010-11-26 2014-08-19 Broadcom Corporation Distribution of transmit signal to multiple transmit antennas for reduction of measured specific absorption rate
US20130063143A1 (en) * 2011-09-01 2013-03-14 Siemens Aktiengesellschaft Local SAR Constrained Parallel Transmission RF Pulse in Magnetic Resonance Imaging
US9124125B2 (en) 2013-05-10 2015-09-01 Energous Corporation Wireless power transmission with selective range
US10103582B2 (en) * 2012-07-06 2018-10-16 Energous Corporation Transmitters for wireless power transmission
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100079011A1 (en) * 2008-09-30 2010-04-01 Searete Llc, A Limited Liability Corporation Of The State Of Delaware Beam power with beam redirection
US20130169348A1 (en) * 2012-01-04 2013-07-04 Futurewei Technologies, Inc. SAR Control Using Capacitive Sensor and Transmission Duty Cycle Control in a Wireless Device
WO2014134996A1 (zh) * 2013-11-07 2014-09-12 中兴通讯股份有限公司 发射功率控制方法及装置
EP3068185A1 (en) * 2013-11-07 2016-09-14 ZTE Corporation Transmitting power control method and apparatus

Also Published As

Publication number Publication date
EP3398242A1 (en) 2018-11-07
CN109041586A (zh) 2018-12-18
CN109041586B (zh) 2024-01-05
JP2019506120A (ja) 2019-02-28
KR20180095707A (ko) 2018-08-27
WO2017117452A1 (en) 2017-07-06
JP2021106492A (ja) 2021-07-26
JP6853258B2 (ja) 2021-03-31
KR102666650B1 (ko) 2024-05-17
JP7189985B2 (ja) 2022-12-14

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