CA3065782A1 - Wireless power transfer thin profile coil assembly - Google Patents

Wireless power transfer thin profile coil assembly Download PDF

Info

Publication number
CA3065782A1
CA3065782A1 CA3065782A CA3065782A CA3065782A1 CA 3065782 A1 CA3065782 A1 CA 3065782A1 CA 3065782 A CA3065782 A CA 3065782A CA 3065782 A CA3065782 A CA 3065782A CA 3065782 A1 CA3065782 A1 CA 3065782A1
Authority
CA
Canada
Prior art keywords
wireless power
power transfer
conductor pattern
conductor
transfer coil
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
CA3065782A
Other languages
English (en)
French (fr)
Inventor
Bruce Richard Long
Andrew W. Daga
John M. WOLGEMUTH
Peter C. SCHRAFEL
Benjamin H. Cohen
Moses M. KEENER
Francis J. Mcmahon
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.)
InductEV Inc
Original Assignee
Momentum Dynamics 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
Application filed by Momentum Dynamics Corp filed Critical Momentum Dynamics Corp
Publication of CA3065782A1 publication Critical patent/CA3065782A1/en
Pending legal-status Critical Current

Links

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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2804—Printed windings
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2847—Sheets; Strips
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2871—Pancake coils
    • 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
    • H01F27/361—Electric or magnetic shields or screens made of combinations of electrically conductive material and ferromagnetic material
    • 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
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
    • 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
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H01F5/003—Printed circuit coils
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2804—Printed windings
    • H01F2027/2809—Printed windings on stacked layers
    • 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
    • H01F2027/348—Preventing eddy currents

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Parts Printed On Printed Circuit Boards (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
CA3065782A 2017-05-30 2018-05-30 Wireless power transfer thin profile coil assembly Pending CA3065782A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762512544P 2017-05-30 2017-05-30
US62/512,544 2017-05-30
PCT/US2018/035060 WO2018222669A1 (en) 2017-05-30 2018-05-30 Wireless power transfer thin profile coil assembly

Publications (1)

Publication Number Publication Date
CA3065782A1 true CA3065782A1 (en) 2018-12-06

Family

ID=64456463

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3065782A Pending CA3065782A1 (en) 2017-05-30 2018-05-30 Wireless power transfer thin profile coil assembly

Country Status (9)

Country Link
US (2) US12159745B2 (enExample)
EP (3) EP3968346B1 (enExample)
JP (2) JP7082775B2 (enExample)
KR (1) KR102405652B1 (enExample)
CN (1) CN110999028B (enExample)
CA (1) CA3065782A1 (enExample)
ES (2) ES3010359T3 (enExample)
PT (1) PT3631819T (enExample)
WO (1) WO2018222669A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
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CN114762066A (zh) * 2019-12-09 2022-07-15 三菱重工业株式会社 信号传输电路

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114762066A (zh) * 2019-12-09 2022-07-15 三菱重工业株式会社 信号传输电路

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Publication number Publication date
ES3010359T3 (en) 2025-04-02
WO2018222669A1 (en) 2018-12-06
JP2022115872A (ja) 2022-08-09
EP3631819B1 (en) 2023-10-18
EP4459887A2 (en) 2024-11-06
JP7082775B2 (ja) 2022-06-09
CN110999028A (zh) 2020-04-10
JP2020522885A (ja) 2020-07-30
EP3968346A1 (en) 2022-03-16
EP3968346C0 (en) 2024-12-18
EP3631819A1 (en) 2020-04-08
KR102405652B1 (ko) 2022-06-03
PT3631819T (pt) 2023-10-27
US12159745B2 (en) 2024-12-03
CN110999028B (zh) 2023-11-21
US20250095912A1 (en) 2025-03-20
EP4459887A3 (en) 2025-01-22
ES2964226T3 (es) 2024-04-04
EP3631819A4 (en) 2021-06-02
KR20200012916A (ko) 2020-02-05
US20200168393A1 (en) 2020-05-28
JP7350382B2 (ja) 2023-09-26
EP3968346B1 (en) 2024-12-18

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