JP2020109917A - Rfidタグ、同タグの給電システム及び給電方法 - Google Patents
Rfidタグ、同タグの給電システム及び給電方法 Download PDFInfo
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- JP2020109917A JP2020109917A JP2019000680A JP2019000680A JP2020109917A JP 2020109917 A JP2020109917 A JP 2020109917A JP 2019000680 A JP2019000680 A JP 2019000680A JP 2019000680 A JP2019000680 A JP 2019000680A JP 2020109917 A JP2020109917 A JP 2020109917A
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- rfid tag
- power supply
- battery
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- 238000000034 method Methods 0.000 title claims description 15
- 239000000758 substrate Substances 0.000 claims abstract description 45
- 239000004020 conductor Substances 0.000 claims abstract description 37
- 238000004891 communication Methods 0.000 claims abstract description 35
- 239000003990 capacitor Substances 0.000 claims abstract description 29
- 239000010409 thin film Substances 0.000 claims description 6
- 230000005674 electromagnetic induction Effects 0.000 claims description 4
- 239000002923 metal particle Substances 0.000 claims description 4
- 229910001111 Fine metal Inorganic materials 0.000 claims description 2
- 238000001646 magnetic resonance method Methods 0.000 claims 1
- 230000006870 function Effects 0.000 description 8
- 239000002245 particle Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 239000010419 fine particle Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000009774 resonance method Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- QVYYOKWPCQYKEY-UHFFFAOYSA-N [Fe].[Co] Chemical compound [Fe].[Co] QVYYOKWPCQYKEY-UHFFFAOYSA-N 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/08—Radiating ends of two-conductor microwave transmission lines, e.g. of coaxial lines, of microstrip lines
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
-
- 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
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
-
- 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
- H04B5/48—Transceivers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Near-Field Transmission Systems (AREA)
- Waveguide Aerials (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
100 RFIDタグ
110 基板
111 上層
112 中層
113 下層
120 通信アンテナ
130 ICチップ(高周波回路部)
140 バッテリー(キャパシタ)
141 導体層(グラウンド)
142 誘電体層
143 導体層
1411,1431 金属微粒子
150 給電部(給電手段)
151 給電コイル
152 電源回路
200 給電装置
300 RFIDリーダー
100 RFIDタグ
110 基板
111 最上層
112 最下層
120 通信アンテナ
130 ICチップ(高周波回路部)
140 バッテリー(キャパシタ)
141 導体層(グラウンド)
142 誘電体層
143 導体層
1411,1431 金属微粒子
150 給電部(給電手段)
151 給電コイル
152 電源回路
200 給電装置
300 RFIDリーダー
Claims (7)
- 通信アンテナ、回路駆動用のバッテリー、リード・ライト用の高周波回路部が基板に各々設けられたRFIDタグにおいて、
前記基板は多層基板であり、当該基板には、誘電体層が導体層により上下から挟まれた構造のキャパシタが前記バッテリーとして設けられる一方、当該バッテリーを外部から給電するための給電手段が設けられることを特徴とすることを特徴とするRFIDタグ。 - 請求項1記載のRFIDタグにおいて、
前記キャパシタを構成する導体層には、その実効面積増大のために金属微粒子が一面にわたって付着されていることを特徴とするRFIDタグ。 - 請求項1又は2記載のRFIDタグにおいて、
前記給電手段は、非接触給電用の給電コイルと、同コイルの両端に発生した電圧を整流するとともに当該電圧により前記バッテリーを充電する電源回路とを有した構成になっていることを特徴とするRFIDタグ。 - 請求項3記載のRFIDタグにおいて、
前記給電コイルは、前記基板に作成された薄膜インダクタであることを特徴とするRFIDタグ。 - 請求項1記載のRFIDタグにおいて、
前記通信アンテナは、プレーン層のグラウンドを有したバッチアンテナであって、前記グラウンドが前記導体層の一方と共通にされていることを特徴とするRFIDタグ。 - 請求項3乃至5記載のRFIDタグと、
当該RFIDタグに対する電磁誘導方式又は磁界共鳴方式による非接触給電に必要な磁界を生成する給電装置とを備えたRFIDタグの給電システム。 - 請求項6の給電装置を請求項3乃至5のRFIDタグに対して相対的に近接及び/又は移動させ、これにより当該RFIDタグを給電させることを特徴とするRFIDタグの給電方法。
Priority Applications (2)
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---|---|---|---|
JP2019000680A JP6664042B1 (ja) | 2019-01-07 | 2019-01-07 | Rfidタグ、同タグの給電システム及び給電方法 |
PCT/JP2019/051431 WO2020145197A1 (ja) | 2019-01-07 | 2019-12-27 | Rfidタグ、同タグの給電システム及び給電方法 |
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JP2019000680A JP6664042B1 (ja) | 2019-01-07 | 2019-01-07 | Rfidタグ、同タグの給電システム及び給電方法 |
Publications (2)
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JP6664042B1 JP6664042B1 (ja) | 2020-03-13 |
JP2020109917A true JP2020109917A (ja) | 2020-07-16 |
Family
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JP2019000680A Active JP6664042B1 (ja) | 2019-01-07 | 2019-01-07 | Rfidタグ、同タグの給電システム及び給電方法 |
Country Status (2)
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JP (1) | JP6664042B1 (ja) |
WO (1) | WO2020145197A1 (ja) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0513111A (ja) * | 1991-07-02 | 1993-01-22 | Mitsubishi Electric Corp | 電子機器 |
JP2003259570A (ja) * | 2002-03-06 | 2003-09-12 | Seiko Epson Corp | 電気光学装置、電気エネルギー供給方法、動作ユニットの駆動方法、その駆動方法を用いた装置、動作ユニットの駆動回路、表示ユニットの駆動方法、その駆動方法を用いた装置、表示ユニットの駆動回路及び電子機器 |
JP2011249669A (ja) * | 2010-05-28 | 2011-12-08 | Kanji Shimizu | 電気エネルギー蓄積装置 |
JP2012141871A (ja) * | 2011-01-05 | 2012-07-26 | Toppan Printing Co Ltd | 非接触通信媒体及び通信方法 |
JP2013138404A (ja) * | 2011-11-29 | 2013-07-11 | Panasonic Corp | 伝送コイル及び携帯無線端末 |
JP2014011853A (ja) * | 2012-06-28 | 2014-01-20 | Panasonic Corp | 携帯端末 |
JP2014096612A (ja) * | 2012-11-07 | 2014-05-22 | Sony Corp | アンテナモジュール、情報通信装置及び情報通信システム |
JP6306258B1 (ja) * | 2017-09-20 | 2018-04-04 | 誠敏 中野 | Icタグシステム |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56100631A (en) * | 1980-01-17 | 1981-08-12 | Kuraray Co Ltd | Production of capsule containing isocyanate compound and adhesive composition containing said capsule |
-
2019
- 2019-01-07 JP JP2019000680A patent/JP6664042B1/ja active Active
- 2019-12-27 WO PCT/JP2019/051431 patent/WO2020145197A1/ja active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0513111A (ja) * | 1991-07-02 | 1993-01-22 | Mitsubishi Electric Corp | 電子機器 |
JP2003259570A (ja) * | 2002-03-06 | 2003-09-12 | Seiko Epson Corp | 電気光学装置、電気エネルギー供給方法、動作ユニットの駆動方法、その駆動方法を用いた装置、動作ユニットの駆動回路、表示ユニットの駆動方法、その駆動方法を用いた装置、表示ユニットの駆動回路及び電子機器 |
JP2011249669A (ja) * | 2010-05-28 | 2011-12-08 | Kanji Shimizu | 電気エネルギー蓄積装置 |
JP2012141871A (ja) * | 2011-01-05 | 2012-07-26 | Toppan Printing Co Ltd | 非接触通信媒体及び通信方法 |
JP2013138404A (ja) * | 2011-11-29 | 2013-07-11 | Panasonic Corp | 伝送コイル及び携帯無線端末 |
JP2014011853A (ja) * | 2012-06-28 | 2014-01-20 | Panasonic Corp | 携帯端末 |
JP2014096612A (ja) * | 2012-11-07 | 2014-05-22 | Sony Corp | アンテナモジュール、情報通信装置及び情報通信システム |
JP6306258B1 (ja) * | 2017-09-20 | 2018-04-04 | 誠敏 中野 | Icタグシステム |
Also Published As
Publication number | Publication date |
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WO2020145197A1 (ja) | 2020-07-16 |
JP6664042B1 (ja) | 2020-03-13 |
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