EP3398242A4 - Systems and methods for generating power waves in a wireless power transmission system - Google Patents

Systems and methods for generating power waves 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
transmission system
power transmission
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.)
Pending
Application number
EP16882696.4A
Other languages
German (de)
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
Pending 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
    • H04B5/79—
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—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. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/36—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. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—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
    • H02J50/15—Circuit arrangements or systems for wireless supply or distribution of electric power using ultrasonic 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
    • H02J50/30—Circuit arrangements or systems for wireless supply or distribution of electric power using light, e.g. lasers
EP16882696.4A 2015-12-29 2016-12-29 Systems and methods for generating power waves in a wireless power transmission system Pending 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 Pending EP3398242A4 (en) 2015-12-29 2016-12-29 Systems and methods for generating power waves in a wireless power transmission system

Country Status (5)

Country Link
EP (1) EP3398242A4 (en)
JP (2) JP6853258B2 (en)
KR (1) KR20180095707A (en)
CN (1) CN109041586B (en)
WO (1) WO2017117452A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107548096A (en) * 2017-09-04 2018-01-05 深圳市万普拉斯科技有限公司 SAR methods of adjustment, device, mobile terminal and readable storage medium storing program for executing
KR102464384B1 (en) 2017-10-20 2022-11-08 삼성전자주식회사 Wireless power transmitter and method for controlling thereof
JP7054583B2 (en) * 2018-09-18 2022-04-14 株式会社東芝 Wireless power transmission device, wireless power transmission system and wireless power transmission method
KR102614867B1 (en) * 2018-12-18 2023-12-15 한국전기연구원 Two-dimension array type super high frequency transmission system
CN115280636A (en) * 2020-03-18 2022-11-01 华为技术有限公司 Energy transmission device, energy receiving device and method for wireless charging
CN114204698A (en) * 2020-09-17 2022-03-18 华为数字能源技术有限公司 Wireless charging method and wireless charging system
CN113224858A (en) * 2021-05-18 2021-08-06 海南快停科技有限公司 Sound wave wireless power transmission system with positioning function and control method
KR20230163851A (en) * 2022-05-24 2023-12-01 삼성전자주식회사 Wireless power transmitting device for detecting human body and mehotd for operating thereof

Citations (3)

* 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 (en) * 2013-11-07 2014-09-12 中兴通讯股份有限公司 Transmitting power control method and apparatus

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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
US8614526B2 (en) * 2007-09-19 2013-12-24 Qualcomm Incorporated System and method for magnetic power transfer
US8855554B2 (en) * 2008-03-05 2014-10-07 Qualcomm Incorporated Packaging and details of a wireless power device
US20110156494A1 (en) * 2008-08-25 2011-06-30 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
JP5759555B2 (en) * 2010-11-16 2015-08-05 テレフオンアクチーボラゲット エル エム エリクソン（パブル） Dynamic SAR release 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
GB2510318A (en) * 2012-10-24 2014-08-06 Microsoft Corp Antenna device with reduced specific absorption rate (SAR) characteristics
US10491050B2 (en) * 2012-12-26 2019-11-26 Elwha Llc Ad hoc wireless sensor package
US9083452B2 (en) * 2013-03-13 2015-07-14 Qualcomm, Incorporated Near-field equivalent source representation for SAR estimation
WO2014156465A1 (en) * 2013-03-27 2014-10-02 インターナショナル・ビジネス・マシーンズ・コーポレーション Power transmission device, power reception device, power supply system, and power supply method
US10893488B2 (en) * 2013-06-14 2021-01-12 Microsoft Technology Licensing, Llc Radio frequency (RF) power back-off optimization for specific absorption rate (SAR) compliance
US9871545B2 (en) * 2014-12-05 2018-01-16 Microsoft Technology Licensing, Llc Selective specific absorption rate adjustment

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 (en) * 2013-11-07 2014-09-12 中兴通讯股份有限公司 Transmitting power control method and apparatus
EP3068185A1 (en) * 2013-11-07 2016-09-14 ZTE Corporation Transmitting power control method and apparatus

Also Published As

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

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