JPH07507513A - 車両用空気入りタイヤの空気圧監視装置 - Google Patents
車両用空気入りタイヤの空気圧監視装置Info
- Publication number
- JPH07507513A JPH07507513A JP5514545A JP51454593A JPH07507513A JP H07507513 A JPH07507513 A JP H07507513A JP 5514545 A JP5514545 A JP 5514545A JP 51454593 A JP51454593 A JP 51454593A JP H07507513 A JPH07507513 A JP H07507513A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- receiver
- transmitter
- transmission
- monitoring device
- 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
Classifications
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- 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
- B60C23/0415—Automatically identifying wheel mounted units, e.g. after replacement or exchange of wheels
- B60C23/0416—Automatically identifying wheel mounted units, e.g. after replacement or exchange of wheels allocating a corresponding wheel position on vehicle, e.g. front/left or rear/right
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- 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
- B60C23/0435—Vehicle body mounted circuits, e.g. transceiver or antenna fixed to central console, door, roof, mirror or fender
- B60C23/0438—Vehicle body mounted circuits, e.g. transceiver or antenna fixed to central console, door, roof, mirror or fender comprising signal transmission means, e.g. for a bidirectional communication with a corresponding wheel mounted receiver
- B60C23/0442—Vehicle body mounted circuits, e.g. transceiver or antenna fixed to central console, door, roof, mirror or fender comprising signal transmission means, e.g. for a bidirectional communication with a corresponding wheel mounted receiver the transmitted signal comprises further information, e.g. instruction codes, sensor characteristics or identification data
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
- G08C19/16—Electric signal transmission systems in which transmission is by pulses
- G08C19/28—Electric signal transmission systems in which transmission is by pulses using pulse code
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
Description
Claims (21)
- 1.車両の車輪上に設けられ、前記車輪の空気室の圧力を測定し、前記圧力を表 す電気的圧力信号を出力する圧力測定装置と、前記車両車輪上に設けられ、前記 圧力測定装置からの圧力信号出力を受信し、前記圧力に対応する伝送信号を送出 する伝送器と、前記車両車輪とある間隔を置いて設置され、前記伝送器から伝送 される信号を受信する受信器と、前記受信器と接続され、該受信器から受信した 前記伝送信号から得られる数値または符号によるデータを表示する表示装置とを 有する車両用空気入りタイヤの空気圧監視装置において、前記伝送器は、前記伝 送信号の送出を制御する送出制御装置と、個々の伝送器に固有で、これらを明確 に識別する識別信号を発生する信号発生装置とを有し、前記制御装置は、前記識 別信号が前記圧力伝送信号の送出の前後に少なくとも1回送出されるように働き 、 前記受信器は、ある所定の基準に従って関係づけられる個々の伝送装置について の識別基準信号が格納されるメモリを少なくとも有し、前記受信器は、前記伝送 器から伝送された前記識別基準信号が前記受信器に格納された識別基準信号と関 係づけられるかを調べる比較装置を有し、前記受信器から得られる信号の次の処 理は、前記受信器から受信される前記識別信号と前記受信器内に格納された前記 識別基準信号とが前記関係づけの基準を満たす場合に限り行われることを特徴と する車両用空気入りタイヤの空気圧監視装置。
- 2.前記伝送器からの伝送信号をデジタル的にコード化する変換装置が設けられ たことを特徴とする請求項1記載の車両用空気入りタイヤの空気圧監視装置。
- 3.少なくとも前記制御装置および前記伝送器の信号発生装置が、メモリに記憶 されたプログラムにより制御される第1のマイクロプロセッサ装置内において結 合されていることを特徴とする請求項1または請求項2記載の車両用空気入りタ イヤの空気圧監視装置。
- 4.単独の増幅およびフィルタ装置、比較装置および前記受信器の前記識別基準 信号を格納するためのメモリが、1つの集積チップ内に納められていることを特 徴とする請求項1〜請求項3のいずれかに記載の車両用空気入りタイヤの空気圧 監視装置。
- 5.前記伝送器内の前記識別信号は、n個のビットを有するデジタル・シーケン スで格納され、前記受信器内の前記識別基準信号もまた、n個のビットを有する デジタル・シーケンスで格納されることを特徴とする請求項1〜請求項4のいず れかに記載の車両用空気入りタイヤの空気圧監視装置。
- 6.前記受信器内に格納される前記識別基準信号は、前記伝送器からの前記識別 信号が前記受信器の識別基準信号に適合するようにするために可変であることを 特徴とする請求項1〜請求項5のいずれかに記載の車両用空気入りタイヤの空気 圧監視装置。
- 7.前記伝送器から前記受信器への信号の伝送は、搬送波として動作する一定周 波数の電磁波(電波)を用いて行われることを特徴とする請求項1〜請求項6の いずれかに記載の車両用空気入りタイヤの空気圧監視装置。
- 8.前記電磁搬送波は、好ましくは4〜100kHz間の周波数領域、特に、4 〜50kHz間の周波数領域、更に、特に好ましくは4〜15kHz間の波長領 域の周波数を有することを特徴とする請求項7記載の車両用空気入りタイヤの空 気圧監視装置。
- 9.前記データの伝送は、正弦波形態の搬送信号の位相変調(位相変調キーイン グ)により、好ましくは前記位相の差動変調(差動位相変調キーイング)により 行われることを特徴とする請求項7または請求項8記載の車両用空気入りタイヤ の空気圧監視装置。
- 10.各伝送は、それぞれ設定されたビット数を有する少なくとも4つのビット シーケンスの伝送をもって完遂され、第1のビット・シーケンスはプリアンブル で、前記受信器を前記伝送器に同期させるものであり、第2または第3のビット ・シーケンスは、前記測定圧力信号を表し、前記識別信号を含むデータシー ケンスであり、第4かつ最終のビット・シーケンスはポスト・アンプルであるこ とを特徴とする請求項1〜請求項9のいずれかに記載の車両用空気入りタイヤの 空気圧監視装置。
- 11.前記伝送器は計時装置を有し、前記圧力測定装置が、あらかじめ決められ た、有意一定な時間間隔において圧力を測定するように制御されることを特徴と する請求項1〜請求項10のいずれかに記載の車両用空気入りタイヤの空気圧監 視装置。
- 12.前記圧力測定により決定された値は伝送信号に変換され、次の圧力測定が 実行されろ前に送出されるものであり、前記圧力測定と前記測定圧力信号の送出 との間の時間間隔が任意独立になるような任意の回路が設けられていることを特 徴とする請求項11記載の車両用空気入りタイヤの空気圧監視装置。
- 13.前記伝送器は、前記受信器から送出された信号を認識する検出装置を有し 、該検出装置は、係る信号が発生した場合に、圧力測定が実行され、伝送信号が 送出されろように前記伝送器を受動的なスタンバイ・モードから能動な送出モー ドに切り替えることを特徴とする請求項1〜請求項12のいずれかに記載の車両 用空気入りタイヤの空気圧監視装置。
- 14.車両の少なくとも2つの車輪上に、圧力測定装置および伝送器が設けられ ていることを特徴とする請求項1〜請求項13のいずれかに記載の車両用空気入 りタイヤの空気圧監視装置。
- 15.車両の車輪に固定された全圧力測定および伝送装置に受信器が関係付けら れ、前記受信器により受信された信号が中央表示装置に伝達されることを特徴と する請求項14記載の車両用空気入りタイヤの空気圧監視装置。
- 16.全伝送器の信号を収集する受信器が設けられることを特徴とする請求項1 4記載の車両用空気入りタイヤの空気圧監視装置。
- 17.この受信器は、持ち運び可能なハウジング内に納められ、前記受信器が関 連する伝送装置に信号を送れるようにする切替装置が設けられ、その信号は、前 記車輪に固定された伝送器により認識されるものであり、前記切替装置は、圧力 測定が実行されるように指示し、該圧力測定の結果は信号として送出されること を特徴とする請求項16記載の車両用空気入りタイヤの空気圧監視装置。
- 18.前記受信器は、前記受信器のモードを、空気圧が制御される通常の動作モ ードから、該受信器が各伝送器の前記識別信号を収集してこれを識別基準信号と して記憶する対合モードに切り替えることを可能にする切替装置と接続されてお り、前記識別基準信号には、好ましくは関連するそれぞれの車輪位置が含まれる ことを特徴とする請求項1〜請求項17のいずれかに記載の車両用空気入りタイ ヤの空気圧監視装置。
- 19.全ての伝送器は検出装置を有し、該検出装置は、所定の切替信号の送出を 認識して、これにより該伝送器を、前記識別信号および対合モードを示す付加信 号が送出される対合モードに切り替えることを特徴とする請求項18記載の車両 用空気入りタイヤの空気圧監視装置。
- 20.前記伝送器から送出される信号は、前記受信器内の信号の求値における誤 り伝送の認識、および、必要ならぼ該誤りの訂正を可能とする、更に付加的な情 報を有することを特徴とする請求項1〜請求項19のいずれかに記載の車両用空 気入りタイヤの空気圧監視装置。
- 21.前記伝送器から送出される前記識別信号、および、前記受信器内に格納さ れる前記識別基準信号は同一であることを特徴とする請求項1〜請求項20のい ずれかに記載の単両用空気入りタイヤの空気圧監視装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4205911A DE4205911A1 (de) | 1992-02-26 | 1992-02-26 | Kontrollvorrichtung fuer den luftdruck von luftbereiften fahrzeugraedern |
| DE4205911.9 | 1992-02-26 | ||
| PCT/EP1993/000452 WO1993016891A1 (de) | 1992-02-26 | 1993-02-26 | Kontrollvorrichtung für den luftdruck von luftbereiften fahrzeugrädern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07507513A true JPH07507513A (ja) | 1995-08-24 |
| JP3212311B2 JP3212311B2 (ja) | 2001-09-25 |
Family
ID=6452641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51454593A Expired - Fee Related JP3212311B2 (ja) | 1992-02-26 | 1993-02-26 | 車両用空気入りタイヤの空気圧監視装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5602524A (ja) |
| EP (1) | EP0626911B1 (ja) |
| JP (1) | JP3212311B2 (ja) |
| AU (1) | AU3499393A (ja) |
| DE (2) | DE4205911A1 (ja) |
| ES (1) | ES2082632T3 (ja) |
| WO (1) | WO1993016891A1 (ja) |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005516848A (ja) * | 2002-02-12 | 2005-06-09 | テイーアールダブリュー・リミテッド | タイヤ圧力監視システム |
| US6919798B2 (en) | 2002-03-19 | 2005-07-19 | Toyota Jidosha Kabushiki Kaisha | Vehicle wheel information obtaining apparatus and wheel information processing apparatus |
| US6927680B2 (en) | 2002-09-13 | 2005-08-09 | Toyota Jidosha Kabushiki Kaisha | Apparatus for assisting registration of vehicle wheel identification data, and apparatus for assisting registration of data-processing information |
| JP2005535492A (ja) * | 2002-08-08 | 2005-11-24 | ミネラル ラッセン リミテッド ライアビリティ カンパニー | 車両タグリーダ |
| US7032441B2 (en) | 2002-04-12 | 2006-04-25 | Toyota Jidosha Kabushiki Kaisha | Tire-state obtaining apparatus |
| US7227457B2 (en) | 2004-06-10 | 2007-06-05 | Denso Corporation | Tire inflation pressure sensing apparatus based on transponder method |
| US7227458B2 (en) | 2004-05-07 | 2007-06-05 | Denso Corporation | Tire inflation pressure sensing apparatus with high reliability and power-saving capability |
| US7271710B2 (en) | 2004-05-21 | 2007-09-18 | Denso Corporation | Tire inflation pressure sensing apparatus supplied with electrical power via wireless communication |
| JP2007293921A (ja) * | 2007-08-01 | 2007-11-08 | Toyota Motor Corp | 外部信号供給装置および車両状態取得システム |
| US7331222B2 (en) | 2005-09-13 | 2008-02-19 | Denso Corporation | Reliable remote tire pressure monitoring system with tire monitors operating in power saving mode |
| US7576641B2 (en) | 2003-07-31 | 2009-08-18 | Toyota Jidosha Kabushiki Kaisha | Identification information examination method and information obtaining apparatus |
| US7696861B2 (en) | 2006-03-02 | 2010-04-13 | Denso Corporation | Tire inflation pressure detecting apparatus with function of identifying running and spare wheels |
| US7750798B2 (en) | 2006-09-19 | 2010-07-06 | Denso Corporation | Wheel position detecting device that verifies accuracy of detection using trigger signal reception strength and tire air pressure detecting device including the same |
| US7817026B2 (en) | 2006-12-15 | 2010-10-19 | Denso Corporation | Apparatus for detecting wheel positions of vehicle based on strengths of trigger signals received by wheel-mounted transceivers |
| US7817025B2 (en) | 2006-12-26 | 2010-10-19 | Denso Corporation | Apparatus for detecting vehicle wheel positions based on reception intensities of triggering signals outputted simultaneously |
| US7821385B2 (en) | 2006-12-29 | 2010-10-26 | Denso Corporation | Detection of vehicle wheel positions using triggering signal including startup command for starting the detection and execution command for calculating reception intensity of triggering signal |
| US7825787B2 (en) | 2007-04-18 | 2010-11-02 | Nippon Soken, Inc. | Wheel identifying apparatus having triggering devices associated with each axle and mounted at an orientation angle of 0 to 90° |
| US7834748B2 (en) | 2006-12-15 | 2010-11-16 | Denso Corporation | Apparatus for detecting vehicle wheel positions using triggering signal from triggering device and carried out with ratio of distances between wheel mounted transceivers and triggering device |
| US7854163B2 (en) | 2007-05-07 | 2010-12-21 | Denso Corporation | Wheel identifying apparatus and tire inflation pressure detecting apparatus with function of wheel identification |
| JP2020157819A (ja) * | 2019-03-25 | 2020-10-01 | 株式会社Subaru | 車両の制御装置 |
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| WO1996015003A1 (en) * | 1994-11-14 | 1996-05-23 | The Yokohama Rubber Co., Ltd. | Tire pressure monitoring apparatus for vehicles |
| IT1279591B1 (it) * | 1995-05-12 | 1997-12-16 | Marposs Spa | Sistema e metodo di trasmissione di segnali via etere per sonde di controllo |
| DE19518806A1 (de) * | 1995-05-26 | 1996-11-28 | Duerrwaechter E Dr Doduco | Einrichtung an Fahrzeugen zum Überwachen des Luftdrucks in dessen Reifen |
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- 1993-02-26 WO PCT/EP1993/000452 patent/WO1993016891A1/de not_active Ceased
- 1993-02-26 EP EP93904026A patent/EP0626911B1/de not_active Expired - Lifetime
- 1993-02-26 DE DE59300964T patent/DE59300964D1/de not_active Expired - Lifetime
- 1993-02-26 JP JP51454593A patent/JP3212311B2/ja not_active Expired - Fee Related
- 1993-02-26 AU AU34993/93A patent/AU3499393A/en not_active Abandoned
- 1993-02-26 US US08/137,155 patent/US5602524A/en not_active Expired - Lifetime
- 1993-02-26 ES ES93904026T patent/ES2082632T3/es not_active Expired - Lifetime
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| JP2005516848A (ja) * | 2002-02-12 | 2005-06-09 | テイーアールダブリュー・リミテッド | タイヤ圧力監視システム |
| US6919798B2 (en) | 2002-03-19 | 2005-07-19 | Toyota Jidosha Kabushiki Kaisha | Vehicle wheel information obtaining apparatus and wheel information processing apparatus |
| US7032441B2 (en) | 2002-04-12 | 2006-04-25 | Toyota Jidosha Kabushiki Kaisha | Tire-state obtaining apparatus |
| JP2005535492A (ja) * | 2002-08-08 | 2005-11-24 | ミネラル ラッセン リミテッド ライアビリティ カンパニー | 車両タグリーダ |
| US6927680B2 (en) | 2002-09-13 | 2005-08-09 | Toyota Jidosha Kabushiki Kaisha | Apparatus for assisting registration of vehicle wheel identification data, and apparatus for assisting registration of data-processing information |
| US7576641B2 (en) | 2003-07-31 | 2009-08-18 | Toyota Jidosha Kabushiki Kaisha | Identification information examination method and information obtaining apparatus |
| US7227458B2 (en) | 2004-05-07 | 2007-06-05 | Denso Corporation | Tire inflation pressure sensing apparatus with high reliability and power-saving capability |
| US7271710B2 (en) | 2004-05-21 | 2007-09-18 | Denso Corporation | Tire inflation pressure sensing apparatus supplied with electrical power via wireless communication |
| US7227457B2 (en) | 2004-06-10 | 2007-06-05 | Denso Corporation | Tire inflation pressure sensing apparatus based on transponder method |
| US7331222B2 (en) | 2005-09-13 | 2008-02-19 | Denso Corporation | Reliable remote tire pressure monitoring system with tire monitors operating in power saving mode |
| US7696861B2 (en) | 2006-03-02 | 2010-04-13 | Denso Corporation | Tire inflation pressure detecting apparatus with function of identifying running and spare wheels |
| US7750798B2 (en) | 2006-09-19 | 2010-07-06 | Denso Corporation | Wheel position detecting device that verifies accuracy of detection using trigger signal reception strength and tire air pressure detecting device including the same |
| US7817026B2 (en) | 2006-12-15 | 2010-10-19 | Denso Corporation | Apparatus for detecting wheel positions of vehicle based on strengths of trigger signals received by wheel-mounted transceivers |
| US7834748B2 (en) | 2006-12-15 | 2010-11-16 | Denso Corporation | Apparatus for detecting vehicle wheel positions using triggering signal from triggering device and carried out with ratio of distances between wheel mounted transceivers and triggering device |
| US7817025B2 (en) | 2006-12-26 | 2010-10-19 | Denso Corporation | Apparatus for detecting vehicle wheel positions based on reception intensities of triggering signals outputted simultaneously |
| US7821385B2 (en) | 2006-12-29 | 2010-10-26 | Denso Corporation | Detection of vehicle wheel positions using triggering signal including startup command for starting the detection and execution command for calculating reception intensity of triggering signal |
| US7825787B2 (en) | 2007-04-18 | 2010-11-02 | Nippon Soken, Inc. | Wheel identifying apparatus having triggering devices associated with each axle and mounted at an orientation angle of 0 to 90° |
| US7854163B2 (en) | 2007-05-07 | 2010-12-21 | Denso Corporation | Wheel identifying apparatus and tire inflation pressure detecting apparatus with function of wheel identification |
| JP2007293921A (ja) * | 2007-08-01 | 2007-11-08 | Toyota Motor Corp | 外部信号供給装置および車両状態取得システム |
| JP2020157819A (ja) * | 2019-03-25 | 2020-10-01 | 株式会社Subaru | 車両の制御装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1993016891A1 (de) | 1993-09-02 |
| DE59300964D1 (de) | 1995-12-21 |
| AU3499393A (en) | 1993-09-13 |
| US5602524A (en) | 1997-02-11 |
| EP0626911A1 (de) | 1994-12-07 |
| DE4205911A1 (de) | 1993-09-02 |
| EP0626911B1 (de) | 1995-11-15 |
| ES2082632T3 (es) | 1996-03-16 |
| JP3212311B2 (ja) | 2001-09-25 |
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