JP4798214B2 - アンテナ装置 - Google Patents
アンテナ装置 Download PDFInfo
- Publication number
- JP4798214B2 JP4798214B2 JP2008320450A JP2008320450A JP4798214B2 JP 4798214 B2 JP4798214 B2 JP 4798214B2 JP 2008320450 A JP2008320450 A JP 2008320450A JP 2008320450 A JP2008320450 A JP 2008320450A JP 4798214 B2 JP4798214 B2 JP 4798214B2
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- chip
- magnetic sheet
- communication
- reader
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims description 16
- 239000003990 capacitor Substances 0.000 claims description 12
- 238000004891 communication Methods 0.000 description 40
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- 229910052751 metal Inorganic materials 0.000 description 20
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- 229910000859 α-Fe Inorganic materials 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
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- 229910000702 sendust Inorganic materials 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 4
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- 239000005061 synthetic rubber Substances 0.000 description 4
- 229920001187 thermosetting polymer Polymers 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- XWHPIFXRKKHEKR-UHFFFAOYSA-N iron silicon Chemical compound [Si].[Fe] XWHPIFXRKKHEKR-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
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- 229910018605 Ni—Zn Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
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- 239000003814 drug Substances 0.000 description 1
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- 230000001939 inductive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
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- 238000004544 sputter deposition Methods 0.000 description 1
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- 238000013518 transcription Methods 0.000 description 1
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Images
Description
2 磁性シート
11 ICチップ
12 アンテナ
13 共振用コンデンサー
14 整合用コンデンサー
15 フィルター用コンデンサー
16 インダクター
17 抵抗
18 コンデンサー
Claims (1)
- 磁性シート上に形成したコイル部と、送信信号を送出し、受信信号を受信するICチップと、前記ICチップと接続し、ローパスフィルタと第1のコンデンサと前記コイル部とを直列に接続し、前記ICチップから送出された送信信号を前記コイル部より送出する送信回路と、前記ICチップと接続し、前記コイル部と前記第1のコンデンサと抵抗部と第2のコンデンサとを直列に接続し、前記コイル部で受信した受信信号を前記ICチップに伝達する受信回路とを備え、前記コイル部は1ターンで構成され、前記抵抗部の抵抗値を約0.54kΩに設定したことを特徴とするアンテナ装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008320450A JP4798214B2 (ja) | 2008-12-17 | 2008-12-17 | アンテナ装置 |
US12/639,238 US8188933B2 (en) | 2008-12-17 | 2009-12-16 | Antenna unit and mobile terminal therewith |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008320450A JP4798214B2 (ja) | 2008-12-17 | 2008-12-17 | アンテナ装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011159650A Division JP5093388B2 (ja) | 2011-07-21 | 2011-07-21 | 通信装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010147623A JP2010147623A (ja) | 2010-07-01 |
JP4798214B2 true JP4798214B2 (ja) | 2011-10-19 |
Family
ID=42567621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008320450A Expired - Fee Related JP4798214B2 (ja) | 2008-12-17 | 2008-12-17 | アンテナ装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4798214B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013115158A1 (ja) | 2012-02-01 | 2013-08-08 | 株式会社村田製作所 | アンテナ装置および無線通信装置 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4831183B2 (ja) * | 2009-02-26 | 2011-12-07 | パナソニック株式会社 | アンテナ装置 |
KR102144360B1 (ko) * | 2012-12-05 | 2020-08-13 | 삼성전자주식회사 | 스마트 근거리무선통신 안테나 매칭 네트워크 시스템 및 그것을 포함한 유저 장치 |
JP5972308B2 (ja) * | 2013-04-26 | 2016-08-17 | 勲 得能 | 車両用ドアロック開閉システムおよび車両用ドアロック開閉方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4349319B2 (ja) * | 2004-09-30 | 2009-10-21 | パナソニック株式会社 | 無線通信媒体処理装置 |
-
2008
- 2008-12-17 JP JP2008320450A patent/JP4798214B2/ja not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013115158A1 (ja) | 2012-02-01 | 2013-08-08 | 株式会社村田製作所 | アンテナ装置および無線通信装置 |
US9679240B2 (en) | 2012-02-01 | 2017-06-13 | Murata Manufacturing Co., Ltd. | Antenna device and radio communication apparatus |
Also Published As
Publication number | Publication date |
---|---|
JP2010147623A (ja) | 2010-07-01 |
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