AU2017248083B2 - Inductive power transmitter - Google Patents

Inductive power transmitter Download PDF

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Publication number
AU2017248083B2
AU2017248083B2 AU2017248083A AU2017248083A AU2017248083B2 AU 2017248083 B2 AU2017248083 B2 AU 2017248083B2 AU 2017248083 A AU2017248083 A AU 2017248083A AU 2017248083 A AU2017248083 A AU 2017248083A AU 2017248083 B2 AU2017248083 B2 AU 2017248083B2
Authority
AU
Australia
Prior art keywords
frequency
coil
inductive power
authorised
receiver
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.)
Active
Application number
AU2017248083A
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English (en)
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AU2017248083A1 (en
Inventor
Jeffery Douglas LOUIS
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.)
Apple Inc
Original Assignee
Apple Inc
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
Application filed by Apple Inc filed Critical Apple Inc
Publication of AU2017248083A1 publication Critical patent/AU2017248083A1/en
Priority to AU2020202550A priority Critical patent/AU2020202550B2/en
Application granted granted Critical
Publication of AU2017248083B2 publication Critical patent/AU2017248083B2/en
Priority to AU2021200565A priority patent/AU2021200565A1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • H02J50/60—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—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
    • 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

Landscapes

  • 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)
AU2017248083A 2016-04-04 2017-04-04 Inductive power transmitter Active AU2017248083B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU2020202550A AU2020202550B2 (en) 2016-04-04 2020-04-15 Inductive power transmitter
AU2021200565A AU2021200565A1 (en) 2016-04-04 2021-01-29 Inductive power transmitter

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

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU2020202550A Division AU2020202550B2 (en) 2016-04-04 2020-04-15 Inductive power transmitter

Publications (2)

Publication Number Publication Date
AU2017248083A1 AU2017248083A1 (en) 2018-10-11
AU2017248083B2 true AU2017248083B2 (en) 2020-05-21

Family

ID=60001346

Family Applications (3)

Application Number Title Priority Date Filing Date
AU2017248083A Active AU2017248083B2 (en) 2016-04-04 2017-04-04 Inductive power transmitter
AU2020202550A Ceased AU2020202550B2 (en) 2016-04-04 2020-04-15 Inductive power transmitter
AU2021200565A Abandoned AU2021200565A1 (en) 2016-04-04 2021-01-29 Inductive power transmitter

Family Applications After (2)

Application Number Title Priority Date Filing Date
AU2020202550A Ceased AU2020202550B2 (en) 2016-04-04 2020-04-15 Inductive power transmitter
AU2021200565A Abandoned AU2021200565A1 (en) 2016-04-04 2021-01-29 Inductive power transmitter

Country Status (7)

Country Link
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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