JP4264040B2 - アンテナ装置 - Google Patents
アンテナ装置 Download PDFInfo
- Publication number
- JP4264040B2 JP4264040B2 JP2004254258A JP2004254258A JP4264040B2 JP 4264040 B2 JP4264040 B2 JP 4264040B2 JP 2004254258 A JP2004254258 A JP 2004254258A JP 2004254258 A JP2004254258 A JP 2004254258A JP 4264040 B2 JP4264040 B2 JP 4264040B2
- Authority
- JP
- Japan
- Prior art keywords
- antenna device
- dielectric substrate
- lid portion
- circuit
- substrate
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0491—Constructional details of means for attaching the control device
- B60C23/0494—Valve stem attachments positioned inside the tyre chamber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
- B60C23/0422—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver characterised by the type of signal transmission means
- B60C23/0433—Radio signals
- B60C23/0447—Wheel or tyre mounted circuits
- B60C23/0452—Antenna structure, control or arrangement
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Waveguide Aerials (AREA)
- Details Of Aerials (AREA)
Description
2 誘電体基板
2a 凹段部
3 配線パターン
4 放射導体
4a 開口
5 電子部品
5a 水晶振動子
5e 水晶片
6 給電ピン
7 接地導体板
7a 凹状蓋部
7b 鍔部
7c 通気孔
8 通気防水部材
11 回路補助基板
11a 部品実装面
12 チップ部品
13 導電ピン
20 タイヤ
21 ホイール
22 バルブ
Claims (7)
- 片面に配線パターンが形成されると共に他面に放射導体が形成された誘電体基板と、この誘電体基板の前記片面に実装されて前記配線パターンと共に高周波回路を構成する電子部品と、前記誘電体基板を貫通して前記放射導体の給電点と前記配線パターンとを電気的に接続する給電手段と、前記電子部品を覆った状態で前記誘電体基板の前記片面側に取り付けられた接地導体板と、前記放射導体よりも大径で片面がチップ部品を実装した部品実装面となっている回路補助基板とを備え、
前記接地導体板に前記電子部品の収納スペースを有する凹状蓋部を設けると共に、この凹状蓋部の周囲を全周に亘って前記誘電体基板の前記片面に密着固定し、かつ、前記回路補助基板を、前記部品実装面を前記放射導体と対向させた状態で前記誘電体基板の前記他面上に固定したことを特徴とするアンテナ装置。 - 請求項1の記載において、前記接地導体板または前記誘電体基板に前記凹状蓋部内の空間と外部空間とを連通する通気孔を形成し、この通気孔を通気性および防水性を備えた通気防水部材によって塞いだことを特徴とするアンテナ装置。
- 請求項2の記載において、前記通気孔を前記接地導体板の前記凹状蓋部に形成し、この凹状蓋部の外表面に前記通気防水部材を貼着したことを特徴とするアンテナ装置。
- 請求項1〜3のいずれか1項の記載において、前記接地導体板に前記凹状蓋部の開口端を全周に亘って包囲する平坦な鍔部を延設し、この鍔部を前記誘電体基板の前記片面に密着させたことを特徴とするアンテナ装置。
- 請求項1〜4のいずれか1項の記載において、前記電子部品に水晶振動子が含まれていることを特徴とするアンテナ装置。
- 請求項1の記載において、前記回路補助基板の前記部品実装面に検波回路が設けられており、この検波回路を介して前記放射導体の給電点と前記配線パターンとが電気的に接続されていることを特徴とするアンテナ装置。
- 請求項1または6の記載において、前記放射導体の略中央部に開口を形成すると共に、前記誘電体基板の前記他面に前記開口に臨出する凹段部を形成し、この凹段部内の空間を前記チップ部品の収納スペースとなしたことを特徴とするアンテナ装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004254258A JP4264040B2 (ja) | 2004-09-01 | 2004-09-01 | アンテナ装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004254258A JP4264040B2 (ja) | 2004-09-01 | 2004-09-01 | アンテナ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006074351A JP2006074351A (ja) | 2006-03-16 |
JP4264040B2 true JP4264040B2 (ja) | 2009-05-13 |
Family
ID=36154494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004254258A Expired - Fee Related JP4264040B2 (ja) | 2004-09-01 | 2004-09-01 | アンテナ装置 |
Country Status (1)
Country | Link |
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JP (1) | JP4264040B2 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7629928B2 (en) * | 2005-03-23 | 2009-12-08 | Kyocera Wireless Corp. | Patch antenna with electromagnetic shield counterpoise |
JP4197024B2 (ja) | 2006-09-06 | 2008-12-17 | トヨタ自動車株式会社 | 車輪状態検出装置および車輪状態監視装置 |
JP4306733B2 (ja) | 2007-01-31 | 2009-08-05 | 株式会社デンソー | 外燃機関 |
JP4737727B2 (ja) * | 2009-06-26 | 2011-08-03 | 横浜ゴム株式会社 | タイヤ状態取得装置及びタイヤ状態監視システム |
EP2474429B1 (en) * | 2009-09-01 | 2014-06-25 | The Yokohama Rubber Co., Ltd. | Tire-state detection device |
JP4623229B1 (ja) * | 2009-11-16 | 2011-02-02 | 横浜ゴム株式会社 | タイヤの状態に関する情報を送信する送信装置およびタイヤ状態監視システム |
JP4623231B1 (ja) * | 2009-11-30 | 2011-02-02 | 横浜ゴム株式会社 | タイヤの状態に関する情報を送信する送信装置およびタイヤ状態監視システム |
JP6003567B2 (ja) | 2012-11-19 | 2016-10-05 | 富士通株式会社 | 板状逆fアンテナ |
JP6932731B2 (ja) * | 2019-01-29 | 2021-09-08 | 矢崎総業株式会社 | アンテナ装置及びアンテナ付きルータユニット |
-
2004
- 2004-09-01 JP JP2004254258A patent/JP4264040B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2006074351A (ja) | 2006-03-16 |
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