GB2399229B - Inductive power transfer system having areas with horizontal field - Google Patents

Inductive power transfer system having areas with horizontal field

Info

Publication number
GB2399229B
GB2399229B GB0409710A GB0409710A GB2399229B GB 2399229 B GB2399229 B GB 2399229B GB 0409710 A GB0409710 A GB 0409710A GB 0409710 A GB0409710 A GB 0409710A GB 2399229 B GB2399229 B GB 2399229B
Authority
GB
United Kingdom
Prior art keywords
areas
power transfer
transfer system
inductive power
horizontal field
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.)
Expired - Fee Related
Application number
GB0409710A
Other versions
GB0409710D0 (en
GB2399229A (en
Inventor
Lily Ka-Lai Cheng
James Westwood Hay
Pilgrim Giles William Beart
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.)
Splashpower Ltd
Original Assignee
Splashpower Ltd
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 to GBGB0210886.8A priority Critical patent/GB0210886D0/en
Priority to GBGB0213024.3A priority patent/GB0213024D0/en
Priority to GBGB0225006.6A priority patent/GB0225006D0/en
Priority to GBGB0228425.5A priority patent/GB0228425D0/en
Application filed by Splashpower Ltd filed Critical Splashpower Ltd
Priority to GB0310956A priority patent/GB2388716B/en
Publication of GB0409710D0 publication Critical patent/GB0409710D0/en
Publication of GB2399229A publication Critical patent/GB2399229A/en
Application granted granted Critical
Publication of GB2399229B publication Critical patent/GB2399229B/en
Application status is Expired - Fee Related legal-status Critical
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14Inductive couplings
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/2804Printed windings
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00Coils
    • H01F5/003Printed circuit coils
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H02J50/12Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H02J7/022Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters characterised by the type of converter
    • H02J7/025Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters characterised by the type of converter using non-contact coupling, e.g. inductive, capacitive
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206Manufacturing of magnetic cores by mechanical means
    • H01F41/0213Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
    • H01F41/0226Manufacturing of magnetic circuits made from strip(s) or ribbon(s) from amorphous ribbons
GB0409710A 2002-05-13 2003-05-13 Inductive power transfer system having areas with horizontal field Expired - Fee Related GB2399229B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GBGB0210886.8A GB0210886D0 (en) 2002-05-13 2002-05-13 Improvements relating to contact-less power transfer
GBGB0213024.3A GB0213024D0 (en) 2002-05-13 2002-06-07 Improvements relating to contact-less power transfer
GBGB0225006.6A GB0225006D0 (en) 2002-05-13 2002-10-28 Inductive battery recharging system
GBGB0228425.5A GB0228425D0 (en) 2002-05-13 2002-12-06 Improvements relating to contact-less power transfer
GB0310956A GB2388716B (en) 2002-05-13 2003-05-13 Improvements relating to contact-less power transfer

Publications (3)

Publication Number Publication Date
GB0409710D0 GB0409710D0 (en) 2004-06-02
GB2399229A GB2399229A (en) 2004-09-08
GB2399229B true GB2399229B (en) 2005-11-09

Family

ID=32854526

Family Applications (6)

Application Number Title Priority Date Filing Date
GB0409710A Expired - Fee Related GB2399229B (en) 2002-05-13 2003-05-13 Inductive power transfer system having areas with horizontal field
GB0409709A Expired - Fee Related GB2399228B (en) 2002-05-13 2003-05-13 Inductive power transfer system having uniform coupling
GB0409707A Expired - Fee Related GB2399226B (en) 2002-05-13 2003-05-13 Inductive power transfer system with moving field
GB0409713A Expired - Fee Related GB2399230B (en) 2002-05-13 2003-05-13 Portable electrical or electrical devices for use in inductive power transfer systems
GB0409705A Expired - Fee Related GB2399225B (en) 2002-05-13 2003-05-13 Inductive power transfer system having horizontal field
GB0409708A Expired - Fee Related GB2399227B (en) 2002-05-13 2003-05-13 Inductive power transfer system for powering multiple devices

Family Applications After (5)

Application Number Title Priority Date Filing Date
GB0409709A Expired - Fee Related GB2399228B (en) 2002-05-13 2003-05-13 Inductive power transfer system having uniform coupling
GB0409707A Expired - Fee Related GB2399226B (en) 2002-05-13 2003-05-13 Inductive power transfer system with moving field
GB0409713A Expired - Fee Related GB2399230B (en) 2002-05-13 2003-05-13 Portable electrical or electrical devices for use in inductive power transfer systems
GB0409705A Expired - Fee Related GB2399225B (en) 2002-05-13 2003-05-13 Inductive power transfer system having horizontal field
GB0409708A Expired - Fee Related GB2399227B (en) 2002-05-13 2003-05-13 Inductive power transfer system for powering multiple devices

Country Status (1)

Country Link
GB (6) GB2399229B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6644412B2 (en) 2001-04-25 2003-11-11 Weatherford/Lamb, Inc. Flow control apparatus for use in a wellbore
US8917057B2 (en) 2002-06-10 2014-12-23 City University Of Hong Kong Battery charging system
AU2003229145A1 (en) 2002-06-10 2003-12-22 City University Of Hong Kong Planar inductive battery charger
GB0213374D0 (en) * 2002-06-10 2002-07-24 Univ City Hong Kong Planar inductive battery charger
GB2426872B (en) * 2003-05-02 2007-05-23 Inductronics Technology Ltd Apparatus for supplying energy to a load and a related system
DE102005015006B4 (en) * 2005-04-01 2013-12-05 Vacuumschmelze Gmbh & Co. Kg magnetic core
US7495414B2 (en) 2005-07-25 2009-02-24 Convenient Power Limited Rechargeable battery circuit and structure for compatibility with a planar inductive charging platform
JP5291462B2 (en) * 2005-09-12 2013-09-18 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Equipment to recharge the battery
DE102005053111A1 (en) * 2005-11-08 2007-05-10 Universität Bremen Non-contact process to transfer electrical energy from primary supply point to secondary demand point via a grid of conductors
US7514899B2 (en) 2005-11-18 2009-04-07 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Method and apparatus for optical wireless charging
EP1903688A1 (en) 2006-09-19 2008-03-26 Saab Ab Connector device
CN101529691A (en) * 2006-10-26 2009-09-09 皇家飞利浦电子股份有限公司 Inductive power system and method of operation
US7915858B2 (en) 2007-10-30 2011-03-29 City University Of Hong Kong Localized charging, load identification and bi-directional communication methods for a planar inductive battery charging system
US8228025B2 (en) 2007-11-09 2012-07-24 City University Of Hong Kong Electronic control method for a planar inductive battery charging apparatus
US20090160261A1 (en) * 2007-12-19 2009-06-25 Nokia Corporation Wireless energy transfer
ITRE20080077A1 (en) * 2008-08-07 2010-02-08 Andrea Spaggiari System capacitive transfer of electric power
JP5381011B2 (en) 2008-10-20 2014-01-08 トヨタ自動車株式会社 Power supply system
EP2256895A1 (en) * 2009-05-28 2010-12-01 Koninklijke Philips Electronics N.V. Inductive power system and method
BE1020190A3 (en) * 2011-08-12 2013-06-04 Sterkens Guy Jozef Eduard A charging device for wirelessly charging an external battery.
KR101262556B1 (en) 2011-10-14 2013-05-08 엘지이노텍 주식회사 The wireless power transmission apparatus
US9438315B2 (en) 2014-07-03 2016-09-06 ConvenientPower HK Ltd. Wireless power adapter

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997042695A1 (en) * 1996-05-03 1997-11-13 Auckland Uniservices Limited Inductively powered battery charger
US6057668A (en) * 1998-09-17 2000-05-02 Shi-Ming Chen Battery charging device for mobile phone

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US3673334A (en) * 1971-03-19 1972-06-27 Educational Service Programs I Antenna for use with an audio induction communication system
ZA8203763B (en) * 1981-05-29 1983-05-25 Peter Frederick Barker Rechargeable battery system
US4556837A (en) * 1982-03-24 1985-12-03 Terumo Kabushiki Kaisha Electronic clinical thermometer
GB2142480B (en) * 1983-06-29 1986-07-23 Marconi Avionics Inductive coupler system
JPH05234763A (en) * 1991-06-28 1993-09-10 Matsushita Electric Works Ltd Chargeable electrical device
FR2695285B3 (en) * 1992-09-02 1994-07-29 Cableco Sa lighting assembly comprising a powered lamp by the sector.
US5519262A (en) * 1992-11-17 1996-05-21 Wood; Mark B. Near field power coupling system
JPH0737737A (en) * 1993-07-19 1995-02-07 Tdk Corp Noncontact type charger
JP3182290B2 (en) * 1994-04-27 2001-07-03 三洋電機株式会社 Charging stand
US5536979A (en) * 1994-06-30 1996-07-16 Mceachern; Alexander Charger for hand-held rechargeable electric apparatus with switch for reduced magnetic field
JPH09266121A (en) * 1996-03-29 1997-10-07 Matsushita Electric Ind Co Ltd Non-contact type power supply
US6208115B1 (en) * 1997-06-16 2001-03-27 Yehuda Binder Battery substitute pack
US5959433A (en) * 1997-08-22 1999-09-28 Centurion Intl., Inc. Universal inductive battery charger system
US6331744B1 (en) * 1998-02-10 2001-12-18 Light Sciences Corporation Contactless energy transfer apparatus
JPH11307376A (en) * 1998-04-20 1999-11-05 Canon Inc Noncontact interface and method of feeding power thereto
JP2000269058A (en) * 1999-03-18 2000-09-29 Matsushita Electric Ind Co Ltd Non-contact power supply device
AU6788600A (en) * 1999-08-27 2001-03-26 Illumagraphics, Llc Induction electroluminescent lamp
JP2001190029A (en) * 1999-12-28 2001-07-10 Matsushita Electric Ind Co Ltd Charger
US6650213B1 (en) * 2000-06-02 2003-11-18 Yamatake Corporation Electromagnetic-induction coupling apparatus
GB0213374D0 (en) * 2002-06-10 2002-07-24 Univ City Hong Kong Planar inductive battery charger

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997042695A1 (en) * 1996-05-03 1997-11-13 Auckland Uniservices Limited Inductively powered battery charger
US6057668A (en) * 1998-09-17 2000-05-02 Shi-Ming Chen Battery charging device for mobile phone

Also Published As

Publication number Publication date
GB2399227B (en) 2005-09-07
GB0409705D0 (en) 2004-06-02
GB0409710D0 (en) 2004-06-02
GB2399230A (en) 2004-09-08
GB0409707D0 (en) 2004-06-02
GB2399225A (en) 2004-09-08
GB0409713D0 (en) 2004-06-02
GB2399225B (en) 2005-03-23
GB2399226A (en) 2004-09-08
GB0409708D0 (en) 2004-06-02
GB2399230B (en) 2005-03-23
GB2399228A (en) 2004-09-08
GB0409709D0 (en) 2004-06-02
GB2399229A (en) 2004-09-08
GB2399226B (en) 2005-06-15
GB2399227A (en) 2004-09-08
GB2399228B (en) 2006-01-04

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20090625 AND 20090701

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20150513