JP2006067479A - 非接触情報媒体 - Google Patents
非接触情報媒体 Download PDFInfo
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- JP2006067479A JP2006067479A JP2004250545A JP2004250545A JP2006067479A JP 2006067479 A JP2006067479 A JP 2006067479A JP 2004250545 A JP2004250545 A JP 2004250545A JP 2004250545 A JP2004250545 A JP 2004250545A JP 2006067479 A JP2006067479 A JP 2006067479A
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- 239000003990 capacitor Substances 0.000 claims abstract description 35
- 238000004804 winding Methods 0.000 claims description 14
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 11
- 238000004891 communication Methods 0.000 description 27
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
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Abstract
【解決手段】本発明は、コイル20と、コイル20と共振回路を形成するコンデンサ40とを備えた非接触情報媒体10において、コイル20の一部に、リーダライタと通信可能である共振周波数での共振を共振回路に生じさせるチップコイル30を設けることによって、コイル20を形成する導線の巻き数を減らしコイル20間の相互干渉を低減するとともに、非接触情報媒体10における共振回路の共振周波数をリーダライタから発せられる電波の周波数と一致させている。
【選択図】 図1
Description
10A 非接触情報媒体
20,120 コイル
30 チップコイル
40,140 コンデンサ
50,150 ICチップ
51 制御部
52 送受信部
53 記憶部
61,62 接続部
70 リーダライタ
71 入力部
72 処理部
73 出力部
74 アンテナ
230 小型コイル
Claims (5)
- コイルと、該コイルと共振回路を形成するコンデンサとを備えた非接触情報媒体において、
前記コイルの一部に、リーダライタと通信可能である共振周波数での共振を前記共振回路に生じさせる集中定数型インダクタを設けたことを特徴とする非接触情報媒体。 - 前記集中定数型インダクタは、前記共振回路のインダクタンスを主として形成することを特徴とする請求項1に記載の非接触情報媒体。
- 前記集中定数型インダクタは、ディスクリート回路部品および/または小型コイルであることを特徴とする請求項1または2に記載の非接触情報媒体。
- 前記コイルを形成する導線は、前記リーダライタと通信可能である共振周波数での共振を生じる共振回路を形成する単体の多数巻コイルと比較し、巻き数が少ないことを特徴とする請求項1〜3のいずれか一つに記載の非接触情報媒体。
- 前記コイルを形成する導線は、前記多数巻コイルと比較し、巻回形状が小さいことを特徴とする請求項4に記載の非接触情報媒体。
Priority Applications (1)
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JP2004250545A JP4482403B2 (ja) | 2004-08-30 | 2004-08-30 | 非接触情報媒体 |
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JP2004250545A JP4482403B2 (ja) | 2004-08-30 | 2004-08-30 | 非接触情報媒体 |
Publications (2)
Publication Number | Publication Date |
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JP2006067479A true JP2006067479A (ja) | 2006-03-09 |
JP4482403B2 JP4482403B2 (ja) | 2010-06-16 |
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JP2004250545A Active JP4482403B2 (ja) | 2004-08-30 | 2004-08-30 | 非接触情報媒体 |
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JP (1) | JP4482403B2 (ja) |
Cited By (50)
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---|---|---|---|---|
WO2007125683A1 (ja) * | 2006-04-26 | 2007-11-08 | Murata Manufacturing Co., Ltd. | 電磁結合モジュール付き物品 |
JP2007326653A (ja) * | 2006-06-06 | 2007-12-20 | Nhk Spring Co Ltd | 管理システムおよび収納容器 |
JP2009147560A (ja) * | 2007-12-12 | 2009-07-02 | Nhk Spring Co Ltd | コイルアンテナおよび非接触情報媒体 |
WO2010067706A1 (ja) * | 2008-12-12 | 2010-06-17 | 日本発條株式会社 | 非接触情報媒体 |
US8081119B2 (en) | 2006-04-26 | 2011-12-20 | Murata Manufacturing Co., Ltd. | Product including power supply circuit board |
JP2012014644A (ja) * | 2010-07-05 | 2012-01-19 | Nhk Spring Co Ltd | 情報カード管理装置 |
US8690070B2 (en) | 2009-04-14 | 2014-04-08 | Murata Manufacturing Co., Ltd. | Wireless IC device component and wireless IC device |
US8692718B2 (en) | 2008-11-17 | 2014-04-08 | Murata Manufacturing Co., Ltd. | Antenna and wireless IC device |
JP2014086945A (ja) * | 2012-10-25 | 2014-05-12 | Mitsubishi Materials Corp | アンテナ装置 |
US8847831B2 (en) | 2009-07-03 | 2014-09-30 | Murata Manufacturing Co., Ltd. | Antenna and antenna module |
US8853549B2 (en) | 2009-09-30 | 2014-10-07 | Murata Manufacturing Co., Ltd. | Circuit substrate and method of manufacturing same |
US8870077B2 (en) | 2008-08-19 | 2014-10-28 | Murata Manufacturing Co., Ltd. | Wireless IC device and method for manufacturing same |
US8878739B2 (en) | 2011-07-14 | 2014-11-04 | Murata Manufacturing Co., Ltd. | Wireless communication device |
US8905316B2 (en) | 2010-05-14 | 2014-12-09 | Murata Manufacturing Co., Ltd. | Wireless IC device |
US8905296B2 (en) | 2011-12-01 | 2014-12-09 | Murata Manufacturing Co., Ltd. | Wireless integrated circuit device and method of manufacturing the same |
US8915448B2 (en) | 2007-12-26 | 2014-12-23 | Murata Manufacturing Co., Ltd. | Antenna device and radio frequency IC device |
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US8944335B2 (en) | 2010-09-30 | 2015-02-03 | Murata Manufacturing Co., Ltd. | Wireless IC device |
US8960557B2 (en) | 2008-05-21 | 2015-02-24 | Murata Manufacturing Co., Ltd. | Wireless IC device |
US8960561B2 (en) | 2011-02-28 | 2015-02-24 | Murata Manufacturing Co., Ltd. | Wireless communication device |
US8976075B2 (en) | 2009-04-21 | 2015-03-10 | Murata Manufacturing Co., Ltd. | Antenna device and method of setting resonant frequency of antenna device |
US8981906B2 (en) | 2010-08-10 | 2015-03-17 | Murata Manufacturing Co., Ltd. | Printed wiring board and wireless communication system |
US8991713B2 (en) | 2011-01-14 | 2015-03-31 | Murata Manufacturing Co., Ltd. | RFID chip package and RFID tag |
US8994605B2 (en) | 2009-10-02 | 2015-03-31 | Murata Manufacturing Co., Ltd. | Wireless IC device and electromagnetic coupling module |
US9024725B2 (en) | 2009-11-04 | 2015-05-05 | Murata Manufacturing Co., Ltd. | Communication terminal and information processing system |
US9024837B2 (en) | 2010-03-31 | 2015-05-05 | Murata Manufacturing Co., Ltd. | Antenna and wireless communication device |
US9064198B2 (en) | 2006-04-26 | 2015-06-23 | Murata Manufacturing Co., Ltd. | Electromagnetic-coupling-module-attached article |
US9077067B2 (en) | 2008-07-04 | 2015-07-07 | Murata Manufacturing Co., Ltd. | Radio IC device |
US9104950B2 (en) | 2009-01-30 | 2015-08-11 | Murata Manufacturing Co., Ltd. | Antenna and wireless IC device |
US9123996B2 (en) | 2010-05-14 | 2015-09-01 | Murata Manufacturing Co., Ltd. | Wireless IC device |
US9166291B2 (en) | 2010-10-12 | 2015-10-20 | Murata Manufacturing Co., Ltd. | Antenna device and communication terminal apparatus |
US9178279B2 (en) | 2009-11-04 | 2015-11-03 | Murata Manufacturing Co., Ltd. | Wireless IC tag, reader-writer, and information processing system |
US9231305B2 (en) | 2008-10-24 | 2016-01-05 | Murata Manufacturing Co., Ltd. | Wireless IC device |
US9236651B2 (en) | 2010-10-21 | 2016-01-12 | Murata Manufacturing Co., Ltd. | Communication terminal device |
US9281873B2 (en) | 2008-05-26 | 2016-03-08 | Murata Manufacturing Co., Ltd. | Wireless IC device system and method of determining authenticity of wireless IC device |
US9378452B2 (en) | 2011-05-16 | 2016-06-28 | Murata Manufacturing Co., Ltd. | Radio IC device |
JP2016143079A (ja) * | 2015-01-29 | 2016-08-08 | 株式会社イシダ | 無線表示システム |
US9444143B2 (en) | 2009-10-16 | 2016-09-13 | Murata Manufacturing Co., Ltd. | Antenna and wireless IC device |
US9460320B2 (en) | 2009-10-27 | 2016-10-04 | Murata Manufacturing Co., Ltd. | Transceiver and radio frequency identification tag reader |
US9460376B2 (en) | 2007-07-18 | 2016-10-04 | Murata Manufacturing Co., Ltd. | Radio IC device |
US9461363B2 (en) | 2009-11-04 | 2016-10-04 | Murata Manufacturing Co., Ltd. | Communication terminal and information processing system |
US9543642B2 (en) | 2011-09-09 | 2017-01-10 | Murata Manufacturing Co., Ltd. | Antenna device and wireless device |
US9558384B2 (en) | 2010-07-28 | 2017-01-31 | Murata Manufacturing Co., Ltd. | Antenna apparatus and communication terminal instrument |
US9692128B2 (en) | 2012-02-24 | 2017-06-27 | Murata Manufacturing Co., Ltd. | Antenna device and wireless communication device |
US9727765B2 (en) | 2010-03-24 | 2017-08-08 | Murata Manufacturing Co., Ltd. | RFID system including a reader/writer and RFID tag |
US9761923B2 (en) | 2011-01-05 | 2017-09-12 | Murata Manufacturing Co., Ltd. | Wireless communication device |
US10013650B2 (en) | 2010-03-03 | 2018-07-03 | Murata Manufacturing Co., Ltd. | Wireless communication module and wireless communication device |
US10235544B2 (en) | 2012-04-13 | 2019-03-19 | Murata Manufacturing Co., Ltd. | Inspection method and inspection device for RFID tag |
KR20200098675A (ko) | 2017-12-28 | 2020-08-20 | 닛폰 하츠죠 가부시키가이샤 | 휴대형 무선 통신 장치 및 휴대형 무선 통신 장치를 이용한 정보 식별 장치 |
WO2023176119A1 (ja) * | 2022-03-16 | 2023-09-21 | 日本発條株式会社 | 非接触情報媒体 |
Citations (3)
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JP2002290136A (ja) * | 2001-03-23 | 2002-10-04 | Hanex Co Ltd | アンテナテープ及びその設置構造 |
JP2003085519A (ja) * | 2001-09-11 | 2003-03-20 | Toshiba Corp | 無線カード |
JP2003224415A (ja) * | 2002-01-31 | 2003-08-08 | Mitsubishi Materials Corp | Rfid用トランスポンダのアンテナコイルの構造及び該アンテナコイルを用いた共振周波数の調整方法 |
-
2004
- 2004-08-30 JP JP2004250545A patent/JP4482403B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2002290136A (ja) * | 2001-03-23 | 2002-10-04 | Hanex Co Ltd | アンテナテープ及びその設置構造 |
JP2003085519A (ja) * | 2001-09-11 | 2003-03-20 | Toshiba Corp | 無線カード |
JP2003224415A (ja) * | 2002-01-31 | 2003-08-08 | Mitsubishi Materials Corp | Rfid用トランスポンダのアンテナコイルの構造及び該アンテナコイルを用いた共振周波数の調整方法 |
Cited By (63)
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JPWO2007125683A1 (ja) * | 2006-04-26 | 2009-09-10 | 株式会社村田製作所 | 電磁結合モジュール付き物品 |
US9064198B2 (en) | 2006-04-26 | 2015-06-23 | Murata Manufacturing Co., Ltd. | Electromagnetic-coupling-module-attached article |
WO2007125683A1 (ja) * | 2006-04-26 | 2007-11-08 | Murata Manufacturing Co., Ltd. | 電磁結合モジュール付き物品 |
JP4674638B2 (ja) * | 2006-04-26 | 2011-04-20 | 株式会社村田製作所 | 電磁結合モジュール付き物品 |
US8081119B2 (en) | 2006-04-26 | 2011-12-20 | Murata Manufacturing Co., Ltd. | Product including power supply circuit board |
US9165239B2 (en) | 2006-04-26 | 2015-10-20 | Murata Manufacturing Co., Ltd. | Electromagnetic-coupling-module-attached article |
JP2007326653A (ja) * | 2006-06-06 | 2007-12-20 | Nhk Spring Co Ltd | 管理システムおよび収納容器 |
US9460376B2 (en) | 2007-07-18 | 2016-10-04 | Murata Manufacturing Co., Ltd. | Radio IC device |
US9830552B2 (en) | 2007-07-18 | 2017-11-28 | Murata Manufacturing Co., Ltd. | Radio IC device |
JP2009147560A (ja) * | 2007-12-12 | 2009-07-02 | Nhk Spring Co Ltd | コイルアンテナおよび非接触情報媒体 |
US8297516B2 (en) | 2007-12-12 | 2012-10-30 | Nhk Spring Co., Ltd. | Coil antenna and non-contact information medium |
US8915448B2 (en) | 2007-12-26 | 2014-12-23 | Murata Manufacturing Co., Ltd. | Antenna device and radio frequency IC device |
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US9022295B2 (en) | 2008-05-21 | 2015-05-05 | Murata Manufacturing Co., Ltd. | Wireless IC device |
US8973841B2 (en) | 2008-05-21 | 2015-03-10 | Murata Manufacturing Co., Ltd. | Wireless IC device |
US9281873B2 (en) | 2008-05-26 | 2016-03-08 | Murata Manufacturing Co., Ltd. | Wireless IC device system and method of determining authenticity of wireless IC device |
US9077067B2 (en) | 2008-07-04 | 2015-07-07 | Murata Manufacturing Co., Ltd. | Radio IC device |
US8870077B2 (en) | 2008-08-19 | 2014-10-28 | Murata Manufacturing Co., Ltd. | Wireless IC device and method for manufacturing same |
US9231305B2 (en) | 2008-10-24 | 2016-01-05 | Murata Manufacturing Co., Ltd. | Wireless IC device |
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US8692718B2 (en) | 2008-11-17 | 2014-04-08 | Murata Manufacturing Co., Ltd. | Antenna and wireless IC device |
WO2010067706A1 (ja) * | 2008-12-12 | 2010-06-17 | 日本発條株式会社 | 非接触情報媒体 |
JP2010140317A (ja) * | 2008-12-12 | 2010-06-24 | Nhk Spring Co Ltd | 非接触情報媒体 |
US9104950B2 (en) | 2009-01-30 | 2015-08-11 | Murata Manufacturing Co., Ltd. | Antenna and wireless IC device |
US8690070B2 (en) | 2009-04-14 | 2014-04-08 | Murata Manufacturing Co., Ltd. | Wireless IC device component and wireless IC device |
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US9203157B2 (en) | 2009-04-21 | 2015-12-01 | Murata Manufacturing Co., Ltd. | Antenna device and method of setting resonant frequency of antenna device |
US8976075B2 (en) | 2009-04-21 | 2015-03-10 | Murata Manufacturing Co., Ltd. | Antenna device and method of setting resonant frequency of antenna device |
US9564678B2 (en) | 2009-04-21 | 2017-02-07 | Murata Manufacturing Co., Ltd. | Antenna device and method of setting resonant frequency of antenna device |
US8847831B2 (en) | 2009-07-03 | 2014-09-30 | Murata Manufacturing Co., Ltd. | Antenna and antenna module |
US8853549B2 (en) | 2009-09-30 | 2014-10-07 | Murata Manufacturing Co., Ltd. | Circuit substrate and method of manufacturing same |
US9117157B2 (en) | 2009-10-02 | 2015-08-25 | Murata Manufacturing Co., Ltd. | Wireless IC device and electromagnetic coupling module |
US8994605B2 (en) | 2009-10-02 | 2015-03-31 | Murata Manufacturing Co., Ltd. | Wireless IC device and electromagnetic coupling module |
US9444143B2 (en) | 2009-10-16 | 2016-09-13 | Murata Manufacturing Co., Ltd. | Antenna and wireless IC device |
US9460320B2 (en) | 2009-10-27 | 2016-10-04 | Murata Manufacturing Co., Ltd. | Transceiver and radio frequency identification tag reader |
US9024725B2 (en) | 2009-11-04 | 2015-05-05 | Murata Manufacturing Co., Ltd. | Communication terminal and information processing system |
US9461363B2 (en) | 2009-11-04 | 2016-10-04 | Murata Manufacturing Co., Ltd. | Communication terminal and information processing system |
US9178279B2 (en) | 2009-11-04 | 2015-11-03 | Murata Manufacturing Co., Ltd. | Wireless IC tag, reader-writer, and information processing system |
US10013650B2 (en) | 2010-03-03 | 2018-07-03 | Murata Manufacturing Co., Ltd. | Wireless communication module and wireless communication device |
US9727765B2 (en) | 2010-03-24 | 2017-08-08 | Murata Manufacturing Co., Ltd. | RFID system including a reader/writer and RFID tag |
US9024837B2 (en) | 2010-03-31 | 2015-05-05 | Murata Manufacturing Co., Ltd. | Antenna and wireless communication device |
US8905316B2 (en) | 2010-05-14 | 2014-12-09 | Murata Manufacturing Co., Ltd. | Wireless IC device |
US9123996B2 (en) | 2010-05-14 | 2015-09-01 | Murata Manufacturing Co., Ltd. | Wireless IC device |
JP2012014644A (ja) * | 2010-07-05 | 2012-01-19 | Nhk Spring Co Ltd | 情報カード管理装置 |
US9558384B2 (en) | 2010-07-28 | 2017-01-31 | Murata Manufacturing Co., Ltd. | Antenna apparatus and communication terminal instrument |
US8981906B2 (en) | 2010-08-10 | 2015-03-17 | Murata Manufacturing Co., Ltd. | Printed wiring board and wireless communication system |
US8944335B2 (en) | 2010-09-30 | 2015-02-03 | Murata Manufacturing Co., Ltd. | Wireless IC device |
US9166291B2 (en) | 2010-10-12 | 2015-10-20 | Murata Manufacturing Co., Ltd. | Antenna device and communication terminal apparatus |
US9236651B2 (en) | 2010-10-21 | 2016-01-12 | Murata Manufacturing Co., Ltd. | Communication terminal device |
US9761923B2 (en) | 2011-01-05 | 2017-09-12 | Murata Manufacturing Co., Ltd. | Wireless communication device |
US8991713B2 (en) | 2011-01-14 | 2015-03-31 | Murata Manufacturing Co., Ltd. | RFID chip package and RFID tag |
US8960561B2 (en) | 2011-02-28 | 2015-02-24 | Murata Manufacturing Co., Ltd. | Wireless communication device |
US8937576B2 (en) | 2011-04-05 | 2015-01-20 | Murata Manufacturing Co., Ltd. | Wireless communication device |
US9378452B2 (en) | 2011-05-16 | 2016-06-28 | Murata Manufacturing Co., Ltd. | Radio IC device |
US8878739B2 (en) | 2011-07-14 | 2014-11-04 | Murata Manufacturing Co., Ltd. | Wireless communication device |
US9543642B2 (en) | 2011-09-09 | 2017-01-10 | Murata Manufacturing Co., Ltd. | Antenna device and wireless device |
US8905296B2 (en) | 2011-12-01 | 2014-12-09 | Murata Manufacturing Co., Ltd. | Wireless integrated circuit device and method of manufacturing the same |
US9692128B2 (en) | 2012-02-24 | 2017-06-27 | Murata Manufacturing Co., Ltd. | Antenna device and wireless communication device |
US10235544B2 (en) | 2012-04-13 | 2019-03-19 | Murata Manufacturing Co., Ltd. | Inspection method and inspection device for RFID tag |
JP2014086945A (ja) * | 2012-10-25 | 2014-05-12 | Mitsubishi Materials Corp | アンテナ装置 |
JP2016143079A (ja) * | 2015-01-29 | 2016-08-08 | 株式会社イシダ | 無線表示システム |
KR20200098675A (ko) | 2017-12-28 | 2020-08-20 | 닛폰 하츠죠 가부시키가이샤 | 휴대형 무선 통신 장치 및 휴대형 무선 통신 장치를 이용한 정보 식별 장치 |
WO2023176119A1 (ja) * | 2022-03-16 | 2023-09-21 | 日本発條株式会社 | 非接触情報媒体 |
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