CN109496380B - 感应式功率发射器 - Google Patents

感应式功率发射器 Download PDF

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Publication number
CN109496380B
CN109496380B CN201780022132.6A CN201780022132A CN109496380B CN 109496380 B CN109496380 B CN 109496380B CN 201780022132 A CN201780022132 A CN 201780022132A CN 109496380 B CN109496380 B CN 109496380B
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China
Prior art keywords
frequency
coil
inductive power
response
transmitter
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CN201780022132.6A
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Chinese (zh)
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CN109496380A (zh
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J·D·路易斯
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Apple Inc
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Apple Inc
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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—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
    • H02J50/60—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
    • H02J50/80—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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • 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
    • H04B5/20—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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/12—Modulator circuits; Transmitter circuits

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Near-Field Transmission Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
CN201780022132.6A 2016-04-04 2017-04-04 感应式功率发射器 Active CN109496380B (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201662318133P 2016-04-04 2016-04-04
US62/318,133 2016-04-04
US201662355823P 2016-06-28 2016-06-28
US62/355,823 2016-06-28
US201762475813P 2017-03-23 2017-03-23
US62/475,813 2017-03-23
PCT/NZ2017/050038 WO2017176128A1 (en) 2016-04-04 2017-04-04 Inductive power transmitter

Publications (2)

Publication Number Publication Date
CN109496380A CN109496380A (zh) 2019-03-19
CN109496380B true CN109496380B (zh) 2022-04-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201780022132.6A Active CN109496380B (zh) 2016-04-04 2017-04-04 感应式功率发射器

Country Status (7)

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US (2) US10461813B2 (enExample)
JP (2) JP6700470B2 (enExample)
KR (2) KR20180124103A (enExample)
CN (1) CN109496380B (enExample)
AU (3) AU2017248083B2 (enExample)
DE (1) DE112017001839B4 (enExample)
WO (1) WO2017176128A1 (enExample)

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US20190349028A1 (en) 2019-11-14
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US20190028148A1 (en) 2019-01-24
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