JP2017041826A - 空中線装置および電子機器 - Google Patents
空中線装置および電子機器 Download PDFInfo
- Publication number
- JP2017041826A JP2017041826A JP2015163582A JP2015163582A JP2017041826A JP 2017041826 A JP2017041826 A JP 2017041826A JP 2015163582 A JP2015163582 A JP 2015163582A JP 2015163582 A JP2015163582 A JP 2015163582A JP 2017041826 A JP2017041826 A JP 2017041826A
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- JP
- Japan
- Prior art keywords
- magnetic body
- side direction
- antenna device
- axis direction
- slit
- 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.)
- Granted
Links
- 230000005291 magnetic effect Effects 0.000 claims abstract description 116
- 238000004891 communication Methods 0.000 claims abstract description 36
- 239000004020 conductor Substances 0.000 abstract description 2
- 238000004088 simulation Methods 0.000 description 12
- 238000010168 coupling process Methods 0.000 description 7
- 230000008878 coupling Effects 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002320 enamel (paints) Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Classifications
-
- 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
- H04B5/263—Multiple coils at either side
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
- H04B5/43—Antennas
-
- 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
- H04B5/72—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for local intradevice communication
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Details Of Aerials (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
Description
Claims (8)
- 空中線装置であって、
板状の磁性体と、
前記磁性体に巻き付けられた導線とを含み、
前記磁性体は、少なくとも一方の面に該面の短辺方向に延びる1以上の突起、溝もしくはその両方、もしくは該面の短辺方向に延びる1以上の穴、または1以上の突起、溝もしくはその両方と1以上の穴とを有する、空中線装置。 - 前記磁性体は、前記面の長辺方向の中央に、前記短辺方向の一端から他端にまで延びる溝または突起を有する、請求項1に記載の空中線装置。
- 前記磁性体は、前記面の長辺方向の中央に、前記短辺方向に一定の長さで延びる溝または突起を有する、請求項1に記載の空中線装置。
- 前記磁性体は、前記面の長辺方向の中央に、前記短辺方向に一定の長さで延びる穴を有する、請求項1に記載の空中線装置。
- 前記磁性体は、前記面の長辺方向の中央に、前記短辺方向に延び、該短辺方向に一列に配列する複数の溝もしくは突起または穴を有する、請求項1に記載の空中線装置。
- 前記磁性体は、前記一方の面の長辺方向の中央に、前記短辺方向の一端から他端にまで延びる突起を有し、前記一方の面の裏側の他方の面の長辺方向の中央に、前記他方の面の短辺方向の一端から他端にまで延びる溝を有する、請求項1に記載の空中線装置。
- 前記磁性体は、前記面の長辺方向の2以上の位置に、前記短辺方向に延びる複数の溝もしくは突起または穴を有する、請求項1に記載の空中線装置。
- 請求項1〜7のいずれか1項に記載の空中線装置を備え、無線通信または無線給電を行う電子機器。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015163582A JP6638254B2 (ja) | 2015-08-21 | 2015-08-21 | 空中線装置および電子機器 |
US15/225,213 US20170054475A1 (en) | 2015-08-21 | 2016-08-01 | Coil antenna device, electronic apparatus with coil antenna device, and method of producing coil antenna device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015163582A JP6638254B2 (ja) | 2015-08-21 | 2015-08-21 | 空中線装置および電子機器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017041826A true JP2017041826A (ja) | 2017-02-23 |
JP6638254B2 JP6638254B2 (ja) | 2020-01-29 |
Family
ID=58158447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015163582A Active JP6638254B2 (ja) | 2015-08-21 | 2015-08-21 | 空中線装置および電子機器 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20170054475A1 (ja) |
JP (1) | JP6638254B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3131174B1 (en) * | 2014-04-08 | 2018-01-31 | Nissan Motor Co., Ltd | Non-contact power supply coil |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2071667B1 (en) * | 2003-11-27 | 2018-02-28 | Hitachi Metals, Ltd. | Antenna, and radio-controlled timepiece, keyless entry system, and RFID system comprising it |
JP3957000B1 (ja) * | 2006-07-07 | 2007-08-08 | 株式会社村田製作所 | 基板実装用アンテナコイル及びアンテナ装置 |
JP2008042761A (ja) * | 2006-08-09 | 2008-02-21 | Toshiba Corp | アンテナ装置 |
GB0705635D0 (en) * | 2007-03-23 | 2007-05-02 | Innovision Res & Tech Plc | Near field RF communicators |
US20090237193A1 (en) * | 2008-03-20 | 2009-09-24 | Timothy Craig Wedley | Multi-core inductive device and method of manufacturing |
US9136600B2 (en) * | 2010-09-30 | 2015-09-15 | Murata Manufacturing Co., Ltd. | Antenna |
JP5660254B2 (ja) * | 2012-05-28 | 2015-01-28 | 株式会社村田製作所 | アンテナ装置及び無線通信装置 |
-
2015
- 2015-08-21 JP JP2015163582A patent/JP6638254B2/ja active Active
-
2016
- 2016-08-01 US US15/225,213 patent/US20170054475A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20170054475A1 (en) | 2017-02-23 |
JP6638254B2 (ja) | 2020-01-29 |
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