JP2019512197A - 同調金属体を有する電子デバイスにおけるワイヤレス電力伝達 - Google Patents

同調金属体を有する電子デバイスにおけるワイヤレス電力伝達 Download PDF

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JP2019512197A
JP2019512197A JP2018538814A JP2018538814A JP2019512197A JP 2019512197 A JP2019512197 A JP 2019512197A JP 2018538814 A JP2018538814 A JP 2018538814A JP 2018538814 A JP2018538814 A JP 2018538814A JP 2019512197 A JP2019512197 A JP 2019512197A
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Japan
Prior art keywords
magnetic field
power
tuning element
externally generated
conductive coil
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Pending
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JP2018538814A
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English (en)
Japanese (ja)
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JP2019512197A5 (enExample
Inventor
ソン・ホン・チョン
チャールズ・エドワード・ウィートリー
フランチェスコ・カロボランテ
マーク・ホワイト・ザ・セカンド
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クアルコム，インコーポレイテッド
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Publication of JP2019512197A publication Critical patent/JP2019512197A/ja
Publication of JP2019512197A5 publication Critical patent/JP2019512197A5/ja
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    • 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
    • H01F27/02—Casings
    • 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
    • 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
    • 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
    • H01F27/366—Electric or magnetic shields or screens made of ferromagnetic material
    • 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—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
    • H02J50/005—Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices
    • 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
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • 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
    • H02J50/10—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—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
    • 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
    • H02J7/04—Regulation of charging current or voltage
    • 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
    • H04B5/70—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—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Near-Field Transmission Systems (AREA)
JP2018538814A 2016-01-29 2017-01-04 同調金属体を有する電子デバイスにおけるワイヤレス電力伝達 Pending JP2019512197A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662288685P 2016-01-29 2016-01-29
US62/288,685 2016-01-29
US15/231,325 US10333334B2 (en) 2016-01-29 2016-08-08 Wireless power transfer in an electronic device having a tuned metallic body
US15/231,325 2016-08-08
PCT/US2017/012072 WO2017131931A1 (en) 2016-01-29 2017-01-04 Wireless power transfer in an electronic device having a tuned metallic body

Publications (2)

Publication Number Publication Date
JP2019512197A true JP2019512197A (ja) 2019-05-09
JP2019512197A5 JP2019512197A5 (enExample) 2020-02-06

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JP2018538814A Pending JP2019512197A (ja) 2016-01-29 2017-01-04 同調金属体を有する電子デバイスにおけるワイヤレス電力伝達

Country Status (8)

Country Link
US (2) US10333334B2 (enExample)
EP (1) EP3408915B1 (enExample)
JP (1) JP2019512197A (enExample)
KR (1) KR20180105655A (enExample)
CN (1) CN108684208A (enExample)
AU (1) AU2017211647B2 (enExample)
TW (1) TW201801445A (enExample)
WO (2) WO2017131916A1 (enExample)

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US10462417B2 (en) * 2017-08-31 2019-10-29 Apple Inc. Methods and apparatus for reducing electromagnetic interference resultant from data transmission over a high-speed audio/visual interface
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Also Published As

Publication number Publication date
TW201801445A (zh) 2018-01-01
AU2017211647B2 (en) 2020-08-20
KR20180105655A (ko) 2018-09-28
EP3408915A1 (en) 2018-12-05
US10333334B2 (en) 2019-06-25
WO2017131916A1 (en) 2017-08-03
EP3408915B1 (en) 2022-03-16
US20170222467A1 (en) 2017-08-03
WO2017131931A1 (en) 2017-08-03
BR112018015387A2 (pt) 2018-12-18
US10312716B2 (en) 2019-06-04
AU2017211647A1 (en) 2018-07-19
US20170222481A1 (en) 2017-08-03
CN108684208A (zh) 2018-10-19

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