RU2007129806A - Система и способ определения расстояния - Google Patents

Система и способ определения расстояния Download PDF

Info

Publication number
RU2007129806A
RU2007129806A RU2007129806/09A RU2007129806A RU2007129806A RU 2007129806 A RU2007129806 A RU 2007129806A RU 2007129806/09 A RU2007129806/09 A RU 2007129806/09A RU 2007129806 A RU2007129806 A RU 2007129806A RU 2007129806 A RU2007129806 A RU 2007129806A
Authority
RU
Russia
Prior art keywords
transceiver
distance
converter
modulation
elements
Prior art date
Application number
RU2007129806/09A
Other languages
English (en)
Other versions
RU2397508C2 (ru
Inventor
Дэниел НОРДМЕЙЕР (US)
Дэниел НОРДМЕЙЕР
Original Assignee
БиЭфЭс Дайверсифайд Продактс, ЭлЭлСи (US)
БиЭфЭс Дайверсифайд Продактс, ЭлЭлСи
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by БиЭфЭс Дайверсифайд Продактс, ЭлЭлСи (US), БиЭфЭс Дайверсифайд Продактс, ЭлЭлСи filed Critical БиЭфЭс Дайверсифайд Продактс, ЭлЭлСи (US)
Publication of RU2007129806A publication Critical patent/RU2007129806A/ru
Application granted granted Critical
Publication of RU2397508C2 publication Critical patent/RU2397508C2/ru

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
    • B60G11/26—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs
    • B60G11/27—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs wherein the fluid is a gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
    • F16F9/05—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall the flexible wall being of the rolling diaphragm type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
    • G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
    • G01S13/758—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal using a signal generator powered by the interrogation signal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
    • G01S13/825—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted with exchange of information between interrogator and responder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/10—Type of spring
    • B60G2202/15—Fluid spring
    • B60G2202/152—Pneumatic spring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10—Mounting of suspension elements
    • B60G2204/11—Mounting of sensors thereon
    • B60G2204/111—Mounting of sensors thereon on pneumatic springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/25—Stroke; Height; Displacement
    • B60G2400/252—Stroke; Height; Displacement vertical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2401/00—Indexing codes relating to the type of sensors based on the principle of their operation
    • B60G2401/17—Magnetic/Electromagnetic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/08—Sensor arrangement

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mechanical Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Near-Field Transmission Systems (AREA)

Claims (10)

1. Система определения расстояния, используемая в пневматической рессоре транспортного средства, содержащей первый и второй опорные элементы, соединенные вместе при помощи эластомерной стенки таким образом, что опорные элементы движутся относительно друг друга в ответ на приложение нагрузки к пневматической рессоре, причем система содержит:
приемопередатчик для радиопередачи электромагнитной волны; и
преобразователь, находящийся на расстоянии от указанного приемопередатчика и создающий модуляцию указанной волны в зависимости от указанного расстояния;
причем приемопередатчик и преобразователь установлены соответственно на первом и втором опорных элементах.
2. Система по п.1, в которой модуляция имеет пропорциональную зависимость от расстояния.
3. Система по п.1, в которой модуляцию используют для передачи данных от преобразователя к приемопередатчику, причем данные имеют соответствующую зависимость от расстояния.
4. Система по одному из пп.1-3, в которой приемопередатчик и преобразователь содержат антенны и имеют магнитную индуктивную связь через антенны.
5. Система по п.4, в которой преобразователь содержит силовую цепь, приспособленную для накопления электрической энергии от приемопередатчика через индуктивную связь, причем эту энергию используют для питания преобразователя.
6. Система по одному из пп.1-3, которая дополнительно содержит:
верхний концевой элемент;
нижний концевой элемент, который связан с верхним концевым элементом и находится на расстоянии от него;
гибкий пружинный элемент, установленный между верхним и нижним концевыми элементами;
причем приемопередатчик установлен на одном из концевых элементов, а преобразователь установлен на другом из концевых элементов.
7. Система по п.6, в которой верхний концевой элемент установлен на первом участке транспортного средства, а нижний концевой элемент установлен на втором участке транспортного средства.
8. Способ определения расстояния между первьм и вторым конструктивными элементами, связанными при помощи гибкой пружины узла пневматической подвески, включающий следующие операции:
a) использование приемопередатчика, установленного на первом конструктивном элементе;
b) использование преобразователя, связанного с приемопередатчиком и установленного на расстоянии от него;
c) радиопередачу электромагнитной волны;
d) создание модуляции волны в зависимости от расстояния между приемопередатчиком и преобразователем;
e) детектирование амплитуды модуляции волны;
f) определение расстояния между приемопередатчиком и преобразователем.
9. Способ по п.8, в котором операция d) предусматривает создание модуляции волны с использованием магнитной индуктивной связи между преобразователем и приемопередатчиком.
10. Способ по п.8 или 9, в котором операцию f) осуществляют ранее операций d) и е), причем указанный способ дополнительно включает в себя операции выработки данных, соответствующих расстоянию, и передачу данных на указанный приемопередатчик.
RU2007129806/09A 2005-01-04 2005-12-15 Система и способ определения расстояния RU2397508C2 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/028,851 2005-01-04
US11/028,851 US7490817B2 (en) 2005-01-04 2005-01-04 Distance indicating system and method

Publications (2)

Publication Number Publication Date
RU2007129806A true RU2007129806A (ru) 2009-02-20
RU2397508C2 RU2397508C2 (ru) 2010-08-20

Family

ID=36203570

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2007129806/09A RU2397508C2 (ru) 2005-01-04 2005-12-15 Система и способ определения расстояния

Country Status (9)

Country Link
US (2) US7490817B2 (ru)
EP (1) EP1834190B1 (ru)
JP (1) JP4827853B2 (ru)
CN (1) CN100592105C (ru)
AT (1) ATE428938T1 (ru)
AU (1) AU2005323244B2 (ru)
DE (1) DE602005014012D1 (ru)
RU (1) RU2397508C2 (ru)
WO (1) WO2006073717A1 (ru)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7490817B2 (en) * 2005-01-04 2009-02-17 Bfs Diversified Products Llc Distance indicating system and method
US7364144B2 (en) 2005-04-27 2008-04-29 Bfs Diversified Products, Llc Sensing and communication system and method
US20070088479A1 (en) * 2005-10-19 2007-04-19 Trw Automotive U.S. Llc Apparatus with sensor assembly for sensing a vehicle crash condition and associated method
US7420462B2 (en) 2006-01-23 2008-09-02 Bfs Diversified Products, Llc Air spring distance indicating system and method
US7733239B2 (en) * 2006-05-08 2010-06-08 Bfs Diversified Products, Llc Distance determining system and method
DE102006022934A1 (de) 2006-05-15 2007-11-22 Bpw Bergische Achsen Kg Luftgefedertes Fahrwerk
EP1903688A1 (en) * 2006-09-19 2008-03-26 Saab Ab Connector device
EP2006549B1 (de) * 2007-06-22 2009-08-26 Festo AG & Co. KG Messvorrichtung zur Messung wenigstens eines Parameters in einem fluidischen Zylinder mit Hilfe von Mikrowellen
DE102008048961A1 (de) 2008-09-25 2010-04-01 Contitech Luftfedersysteme Gmbh Identifikationseinrichtung für eine Luftfeder
CA2764155C (en) * 2009-06-01 2014-02-25 Firestone Industrial Products Company, Llc Height control module, gas spring assembly and method
US8723720B2 (en) * 2011-05-03 2014-05-13 Harris Corporation Wireless location detection and/or tracking device and associated methods
DE102012005797A1 (de) * 2012-02-09 2013-08-14 Keiper Gmbh & Co. Kg Luftfeder für einen Fahrzeugsitz und Fahrzeugsitz
EP2728217B1 (en) * 2012-11-02 2019-08-21 ContiTech USA, Inc. Air spring height measurement arrangement
EP2736176B1 (en) * 2012-11-21 2016-05-04 Veyance Technologies, Inc. Frequency hopping for smart air springs
EP2735760B1 (en) * 2012-11-26 2018-06-13 ContiTech USA, Inc. Air spring with a height sensor
US9694640B2 (en) * 2013-04-15 2017-07-04 Stemco Kaiser Incorporated Non-contact power supply for height sensor with single cable
CN104297745B (zh) * 2014-05-05 2017-06-16 河南科技大学 一种基于无线电波波长的测距装置及测距方法和定位方法
DE102015002167A1 (de) 2015-02-24 2016-08-25 Wabco Gmbh Verfahren und System zur Höhenmessung in einem Fahrzeug
US20190111751A1 (en) * 2016-03-28 2019-04-18 Firestone Industrial Products Company, Llc Internal gas spring displacement sensors as well as gas spring assemblies and suspension systems including same
JP7109693B1 (ja) 2022-02-22 2022-07-29 紅那 辻 無重力空間において使用可能なハンガー
GB202202512D0 (en) * 2022-02-23 2022-04-06 Don Bur Bodies & Trailers Ltd Suspension monitoring system

Family Cites Families (83)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3780370A (en) * 1971-03-11 1973-12-18 Brown & Root Electronic range measuring method and apparatus
US3859624A (en) * 1972-09-05 1975-01-07 Thomas A Kriofsky Inductively coupled transmitter-responder arrangement
JPS5916229B2 (ja) * 1972-09-26 1984-04-13 クリスチアン ハイゲン ラボラトリウム ビ− ブイ ２局間のデ−タ転送方法及びその装置
GB1511354A (en) * 1975-05-07 1978-05-17 Nat Res Dev Distance measuring apparatus
US4183022A (en) * 1976-06-03 1980-01-08 Electronique Marcel Dassault Transponder for radiocommunication system, particularly for measuring the distance between two stations
US4041490A (en) 1976-06-25 1977-08-09 Cubic Corporation Measurement system calibrated to be insensitive to temperature variation induced changes in internal phase shifts present in the system
US4307397A (en) * 1977-12-05 1981-12-22 The South African Inventions Development Corporation Method of and apparatus for measuring distance
US4278977A (en) 1979-05-04 1981-07-14 Rca Corporation Range determining system
US4646092A (en) * 1982-06-07 1987-02-24 Plessey South Africa Limited Method of and apparatus for continuous wave electromagnetic distance measurement of positioning
JPS60121130A (ja) * 1983-12-06 1985-06-28 Nissan Motor Co Ltd 車両走行制御装置
DE3423602A1 (de) 1984-06-27 1986-01-09 Robert Bosch Gmbh, 7000 Stuttgart Messvorrichtung fuer den abstand zwischen der karosserie und der achse eines fahrzeugs
FR2574188B1 (fr) 1984-11-30 1987-02-27 Inst Selskokhozyaistvennogo Procede de mesure de la distance jusqu'a un tracteur porte-outils commande et dispositif pour la mise en oeuvre de ce procede
GB8516765D0 (en) 1985-07-02 1985-08-07 Dunlop Ltd Suspension systems
SE456118B (sv) * 1985-12-12 1988-09-05 Stiftelsen Inst Mikrovags Forfarande och anordning for att meta avstand mellan ett forsta och ett andra foremal med signaler av mikrovagsfrekvens
US4757315A (en) * 1986-02-20 1988-07-12 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method and apparatus for measuring distance
DE3614744C2 (de) 1986-04-30 1994-11-10 Koenig & Bauer Ag Vorrichtung zum Steuern einer Rotationsdruckmaschine
US4739328A (en) 1986-07-14 1988-04-19 Amtech Corporation System for identifying particular objects
US4737705A (en) * 1986-11-05 1988-04-12 Caterpillar Inc. Linear position sensor using a coaxial resonant cavity
US4817922A (en) 1987-10-23 1989-04-04 The Goodyear Tire & Rubber Company Airspring height sensor
US4798369A (en) 1987-11-03 1989-01-17 The Firestone Tire & Rubber Company Ultrasonic air spring system
US5701121A (en) 1988-04-11 1997-12-23 Uniscan Ltd. Transducer and interrogator device
US5285189A (en) 1991-05-14 1994-02-08 Epic Technologies, Inc. Abnormal tire condition warning system
US5266926A (en) 1991-05-31 1993-11-30 Avid Marketing, Inc. Signal transmission and tag power consumption measurement circuit for an inductive reader
US6738697B2 (en) 1995-06-07 2004-05-18 Automotive Technologies International Inc. Telematics system for vehicle diagnostics
JP3069408B2 (ja) * 1991-08-09 2000-07-24 株式会社ブリヂストン 高さセンサ及び空気ばね
JP3187496B2 (ja) 1992-01-09 2001-07-11 スタンレー電気株式会社 高さセンサ及び空気ばね
DE69321182T2 (de) 1992-02-18 1999-04-08 Citizen Watch Co Ltd Datenträgersystem
US5373445A (en) 1992-03-05 1994-12-13 Ford Motor Company Method and apparatus for determining dynamic force within an air spring suspension
US5298904A (en) 1992-08-04 1994-03-29 Olich Kirk J Distance measuring system
US5450088A (en) 1992-11-25 1995-09-12 Texas Instruments Deutschland Gmbh Transponder arrangement
EP0650074A1 (en) 1993-10-22 1995-04-26 Texas Instruments Holland B.V. Highly accurate RF-ID positioning system
JPH07181254A (ja) 1993-12-22 1995-07-21 Hitachi Constr Mach Co Ltd 建設機械の安全システム
US5552789A (en) 1994-02-14 1996-09-03 Texas Instruments Deutschland Gmbh Integrated vehicle communications system
DE4413341C2 (de) 1994-04-18 1999-08-26 Continental Ag Meßeinrichtung mit einem Magnetfeldsensor zum berührungslosen Erfassen des lichten Abstandes zwischen zwei Bauteilen und deren Verwendung
US5500065A (en) 1994-06-03 1996-03-19 Bridgestone/Firestone, Inc. Method for embedding a monitoring device within a tire during manufacture
US5731754A (en) 1994-06-03 1998-03-24 Computer Methods Corporation Transponder and sensor apparatus for sensing and transmitting vehicle tire parameter data
JPH0836054A (ja) * 1994-07-20 1996-02-06 Hitachi Constr Mach Co Ltd 作業機械の安全システム
US5550536A (en) * 1994-08-17 1996-08-27 Texas Instruments Deutschland Gmbh Circuit frequency following technique transponder resonant
JPH0962816A (ja) * 1994-10-06 1997-03-07 Mitsubishi Electric Corp 非接触ｉｃカードおよびこれを含む非接触ｉｃカードシステム
US5589821A (en) * 1994-12-13 1996-12-31 Secure Technologies, Inc. Distance determination and alarm system
JPH09184720A (ja) * 1995-12-29 1997-07-15 Nec Corp 測地測量方法及び測地測量装置
FR2746200B1 (fr) * 1996-03-12 1998-05-29 Dispositif d'echange d'informations sans contact avec une etiquette electronique
US5707045A (en) 1996-09-05 1998-01-13 Bridgestone/Firestone, Inc. Air spring system having an integral height sensor
JP2923759B2 (ja) * 1996-09-26 1999-07-26 コビシ電機株式会社 遊技機の施錠システム
DE19648112C1 (de) 1996-11-21 1998-03-05 Contitech Luftfedersyst Gmbh Einrichtung zur berührungslosen Abstandsmessung
DE19701530C1 (de) 1997-01-17 1998-08-06 Contitech Luftfedersyst Gmbh Einrichtung zur Bestimmung des axialen Abstandes zweier Endglieder einer Gasdruckfeder
US5859692A (en) 1997-05-16 1999-01-12 Rochester Gauges, Inc. Height sensor and air spring apparatus incorporating the same in the air chamber
US6036179A (en) 1997-12-22 2000-03-14 Bridgestone/Firestone, Inc. Air spring containing an active device and a suspension assembly and method using
US6122329A (en) 1998-02-06 2000-09-19 Intermec Ip Corp. Radio frequency identification interrogator signal processing system for reading moving transponders
DE19820877C2 (de) 1998-05-09 2002-09-19 Contitech Luftfedersyst Gmbh Berührungslose Abstands- und Druckmessung innerhalb einer Luftfeder
US6111536A (en) 1998-05-26 2000-08-29 Time Domain Corporation System and method for distance measurement by inphase and quadrature signals in a radio system
JP3916328B2 (ja) * 1998-07-27 2007-05-16 ローム株式会社 非接触通信システム
US6249673B1 (en) * 1998-11-09 2001-06-19 Philip Y. W. Tsui Universal transmitter
US6309494B1 (en) 1998-12-04 2001-10-30 Bridgestone/Firestone Research, Inc. Method of attaching sensitive electronic equipment to the inner surface of a tire
US6356738B1 (en) * 1999-02-18 2002-03-12 Gary W. Schneider Method and apparatus for communicating data with a transponder
FR2792134B1 (fr) * 1999-04-07 2001-06-22 St Microelectronics Sa Detection de distance entre un transpondeur electromagnetique et une borne
IL129651A (en) * 1999-04-28 2004-08-31 Nexense Ltd High-precision measuring method and apparatus
US6474380B1 (en) 1999-04-29 2002-11-05 Bridgestone/Firestone North American Tire, Llc Pneumatic tire and monitoring device including dipole antenna
US6164239A (en) * 1999-07-14 2000-12-26 Dawson; Pearlene N. Location identification balloon system
US6414626B1 (en) 1999-08-20 2002-07-02 Micron Technology, Inc. Interrogators, wireless communication systems, methods of operating an interrogator, methods of operating a wireless communication system, and methods of determining range of a remote communication device
JP2001228029A (ja) * 2000-02-17 2001-08-24 Yokohama Rubber Co Ltd:The 温度感知装置及び温度検出装置
WO2001084518A1 (en) 2000-05-01 2001-11-08 Isc/Us, Inc. Data capture and logging with passive rf transmission
US6469590B1 (en) * 2000-06-20 2002-10-22 Shakespeare Company Marine antenna with an integral filter
JP2004502177A (ja) * 2000-06-27 2004-01-22 シーメンス　アクチエンゲゼルシヤフト ２つのオブジェクトの間の距離を測定するための方法、およびオブジェクトへの立入コントロールを制御するための方法またはオブジェクトの使用を制御する方法、とりわけ自動車のための立入コントロール・走行認証装置
WO2002029435A1 (de) 2000-10-04 2002-04-11 Siemens Aktiengesellschaft Verfahren und vorrichtung zur drahtlosen messung einer bewegung wenigstens eines objektes
DE10051825A1 (de) 2000-10-19 2002-04-25 Contitech Luftfedersyst Gmbh Kraftfahrzeug-Luftfedersystem mit Ultraschall-Messanordnung
WO2002039314A1 (en) 2000-11-13 2002-05-16 Bridgestone/Firestone North American Tire, Llc Wheel assembly identification device
JP4152595B2 (ja) 2001-01-11 2008-09-17 横浜ゴム株式会社 トランスポンダ及びそのシステム
ITTO20010035A1 (it) * 2001-01-19 2002-07-19 Comau Systems Spa Procedimento e sistema per misurare la distanza di un corpo mobile dauna parte fissa.
JP3427187B2 (ja) * 2001-02-07 2003-07-14 東京大学長 変調光による距離測定装置および測定方法
DE10126087A1 (de) * 2001-05-29 2002-12-05 Sick Ag Verfahren und Vorrichtung zur Abstandsbestimmung
WO2002098684A2 (en) 2001-06-01 2002-12-12 The Boler Company Radio frequency-controlled axle/suspension lift system
DE10151593A1 (de) 2001-10-18 2003-04-30 Contitech Luftfedersyst Gmbh Abstands- und Druckmessung innerhalb einer Luftfeder
DE10155251A1 (de) * 2001-11-09 2003-06-18 Siemens Ag Transpondersystem und Verfahren zur Entfernungsmessung
US7139581B2 (en) 2002-05-02 2006-11-21 Aeroscout, Inc. Method and system for distance measurement in a low or zero intermediate frequency half-duplex communications loop
US6963301B2 (en) * 2002-08-19 2005-11-08 G-Track Corporation System and method for near-field electromagnetic ranging
DE10253278B4 (de) 2002-11-15 2009-10-08 Continental Automotive Gmbh Reifenmessung mit einem energieautark modulierten Backscatter-Transponder
DE10325396A1 (de) 2003-05-28 2004-12-23 Atmel Germany Gmbh Schaltungsanordnung und Verfahren zur Phasenmodulation für rückstreubasierte Transponder
JP2005112155A (ja) 2003-10-08 2005-04-28 Hitachi Ltd サスペンション装置
US7310044B2 (en) 2004-05-17 2007-12-18 Denso Corporation Tire condition monitoring system and method
US7490817B2 (en) 2005-01-04 2009-02-17 Bfs Diversified Products Llc Distance indicating system and method
US7364144B2 (en) * 2005-04-27 2008-04-29 Bfs Diversified Products, Llc Sensing and communication system and method
US20070013544A1 (en) 2005-07-14 2007-01-18 Shin-Yung Chiu Wireless transceiver with multiple independent modulating transmitters

Also Published As

Publication number Publication date
DE602005014012D1 (de) 2009-05-28
US20060157900A1 (en) 2006-07-20
ATE428938T1 (de) 2009-05-15
AU2005323244B2 (en) 2010-07-01
EP1834190B1 (en) 2009-04-15
CN100592105C (zh) 2010-02-24
CN101124488A (zh) 2008-02-13
WO2006073717A1 (en) 2006-07-13
JP2008527327A (ja) 2008-07-24
RU2397508C2 (ru) 2010-08-20
JP4827853B2 (ja) 2011-11-30
US20090020928A1 (en) 2009-01-22
US7959137B2 (en) 2011-06-14
AU2005323244A1 (en) 2006-07-13
US7490817B2 (en) 2009-02-17
EP1834190A1 (en) 2007-09-19

Similar Documents

Publication Publication Date Title
RU2007129806A (ru) Система и способ определения расстояния
US11336128B2 (en) System for providing power to a stationary underwater control station
RU2007143519A (ru) Узел пневматической рессоры и способ определения параметра элемента подвески транспортного средства
RU2008134330A (ru) Система и способ индикации расстояния
EP0906790A4 (en) FLYING EXCITER FOR SIGNALING AND YOUR APPLICATION IN A PORTABLE COMMUNICATION DEVICE
US9124358B2 (en) Passive wireless connection
US8450907B2 (en) Sound generator for use in parametric array
DE602004030032D1 (de) Verfahren und system zur löschung von antennenstörungen
DE60143628D1 (de) Diversity-sender und diversity-sendeverfahren
CN1339138A (zh) 表面声波变换器装置以及具有该装置的识别系统
US11678112B2 (en) Underwater transducer for wide-band communication
KR20160066974A (ko) 무선 전력 전송 장치 및 방법과 무선 전력 전송에 이용되는 공진주파수 검출 방법
ATE273588T1 (de) Schätzung der störleistung für ein adaptives antennensystem
WO2006134092A8 (de) Vibrationsmesssystem
CN103806902A (zh) 一种超声波数据传输方法
KR101823953B1 (ko) 초음파 통신 장치 및 이를 이용한 통신 방법
KR20080010401A (ko) 반전된 감지 부품 및 통합된 샤프트 하우징을 구비한 토크센서
WO2019160443A1 (ru) Акустический волновод
RU2693536C1 (ru) Способ и система беспроводной передачи энергии и информации
EP3297185A1 (en) Acoustic communication method and acoustic communication system
RU2363115C1 (ru) Многоэлементная гидроакустическая антенна
RU2742043C1 (ru) Система подводной кабельной глубоководной связи с подводными объектами
US8833157B2 (en) Ultrasonic flow sensor for detecting liquid in a tube including intermediate plates mounted to the tube for mounting ultrasonic transducers
JP4784247B2 (ja) 送受一体アンテナ方式レーダ
CN202617341U (zh) 平板发声器

Legal Events

Date Code Title Description
NF4A Reinstatement of patent

Effective date: 20111010

MM4A The patent is invalid due to non-payment of fees

Effective date: 20181216