GB1463117A - System for detecting the location of moving objects - Google Patents

System for detecting the location of moving objects

Info

Publication number
GB1463117A
GB1463117A GB577774A GB577774A GB1463117A GB 1463117 A GB1463117 A GB 1463117A GB 577774 A GB577774 A GB 577774A GB 577774 A GB577774 A GB 577774A GB 1463117 A GB1463117 A GB 1463117A
Authority
GB
United Kingdom
Prior art keywords
pairs
phase
crossed
points
pair
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
Application number
GB577774A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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
Priority claimed from JP48015825A external-priority patent/JPS529390B2/ja
Priority claimed from JP1582473A external-priority patent/JPS5210378B2/ja
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of GB1463117A publication Critical patent/GB1463117A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/204—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils
    • G01D5/2073—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils by movement of a single coil with respect to two or more coils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or trains
    • B61L25/026—Relative localisation, e.g. using odometer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Near-Field Transmission Systems (AREA)
GB577774A 1973-02-08 1974-02-07 System for detecting the location of moving objects Expired GB1463117A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP48015825A JPS529390B2 (enExample) 1973-02-08 1973-02-08
JP1582473A JPS5210378B2 (enExample) 1973-02-08 1973-02-08

Publications (1)

Publication Number Publication Date
GB1463117A true GB1463117A (en) 1977-02-02

Family

ID=26352041

Family Applications (1)

Application Number Title Priority Date Filing Date
GB577774A Expired GB1463117A (en) 1973-02-08 1974-02-07 System for detecting the location of moving objects

Country Status (4)

Country Link
US (1) US3906436A (enExample)
DE (1) DE2405897C2 (enExample)
FR (1) FR2217664B1 (enExample)
GB (1) GB1463117A (enExample)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371675A1 (fr) * 1976-11-19 1978-06-16 Thomson Csf Capteur electromagnetique sensible a une modification d'un champ magnetique et son application a la circulation routiere
US4325057A (en) * 1980-06-30 1982-04-13 Bishop-Hall, Inc. School bus approach notification method and apparatus
US4491967A (en) * 1982-07-16 1985-01-01 Sumitomo Electric Industries, Ltd. Systems for locating mobile objects by inductive radio
WO1994029824A1 (en) * 1993-06-10 1994-12-22 Direkt, Inc. Preselected distance monitoring and locating system
FR2712863B1 (fr) * 1993-11-23 1996-01-05 Gec Alsthom Transport Sa Balise d'initialisation d'un véhicule à l'arrêt.
WO2000033244A2 (en) 1998-11-27 2000-06-08 Synaptics (Uk) Limited Position sensor
DK0760087T4 (da) * 1994-05-14 2004-08-09 Synaptics Uk Ltd Positionskodeorgan
US20030062889A1 (en) * 1996-12-12 2003-04-03 Synaptics (Uk) Limited Position detector
US6249234B1 (en) 1994-05-14 2001-06-19 Absolute Sensors Limited Position detector
US6788221B1 (en) 1996-06-28 2004-09-07 Synaptics (Uk) Limited Signal processing apparatus and method
DE19627343A1 (de) * 1996-07-01 1998-01-08 Siemens Ag Einrichtung zur Eigenortung eines spurgeführten Fahrzeugs
DE69832274T2 (de) 1997-05-28 2006-08-03 Synaptics (Uk) Ltd., Harston Verfahren und drahtbond-vorrichtung zur herstellung eines wandlers
GB9720954D0 (en) 1997-10-02 1997-12-03 Scient Generics Ltd Commutators for motors
GB9721891D0 (en) 1997-10-15 1997-12-17 Scient Generics Ltd Symmetrically connected spiral transducer
US6011508A (en) * 1997-10-31 2000-01-04 Magnemotion, Inc. Accurate position-sensing and communications for guideway operated vehicles
US6101952A (en) * 1997-12-24 2000-08-15 Magnemotion, Inc. Vehicle guidance and switching via magnetic forces
GB9811151D0 (en) 1998-05-22 1998-07-22 Scient Generics Ltd Rotary encoder
US7019672B2 (en) * 1998-12-24 2006-03-28 Synaptics (Uk) Limited Position sensor
DE19905847C2 (de) * 1999-02-05 2001-02-22 Siedle Horst Gmbh & Co Kg Weg- und/oder Winkelaufnehmer mit mäanderförmiger Meßwicklung
WO2000046574A1 (de) 1999-02-05 2000-08-10 Horst Siedle Gmbh & Co. Kg Weg- und/oder winkelaufnehmer mit mäanderförmiger messwicklung
US6781524B1 (en) 2000-03-17 2004-08-24 Magnemotion, Inc. Passive position-sensing and communications for vehicles on a pathway
US7511705B2 (en) 2001-05-21 2009-03-31 Synaptics (Uk) Limited Position sensor
EP1451467B1 (en) * 2001-10-01 2018-02-21 Magnemotion, Inc. Synchronous machine design and manufacturing
US6983701B2 (en) 2001-10-01 2006-01-10 Magnemotion, Inc. Suspending, guiding and propelling vehicles using magnetic forces
GB2403017A (en) * 2002-03-05 2004-12-22 Synaptics Position sensor
WO2003105072A2 (en) 2002-06-05 2003-12-18 Synaptics (Uk) Limited Signal transfer method and apparatus
GB0317370D0 (en) * 2003-07-24 2003-08-27 Synaptics Uk Ltd Magnetic calibration array
GB0319945D0 (en) 2003-08-26 2003-09-24 Synaptics Uk Ltd Inductive sensing system
WO2005110898A2 (en) 2004-05-07 2005-11-24 Magnemotion, Inc. Three-dimensional motion using single-pathway based actuators
WO2008139216A2 (en) 2007-05-10 2008-11-20 Cambridge Integrated Circuits Limited Transducer
US9032880B2 (en) 2009-01-23 2015-05-19 Magnemotion, Inc. Transport system powered by short block linear synchronous motors and switching mechanism
US8616134B2 (en) 2009-01-23 2013-12-31 Magnemotion, Inc. Transport system powered by short block linear synchronous motors
US8483895B1 (en) 2009-02-25 2013-07-09 James J. Beregi Transportation system, system components and process
GB2488389C (en) 2010-12-24 2018-08-22 Cambridge Integrated Circuits Ltd Position sensing transducer
GB2503006B (en) 2012-06-13 2017-08-09 Cambridge Integrated Circuits Ltd Position sensing transducer
US9802507B2 (en) 2013-09-21 2017-10-31 Magnemotion, Inc. Linear motor transport for packaging and other uses

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1106794B (de) * 1957-03-18 1961-05-18 Siemens Ag Zugdeckungseinrichtung
DE1530366A1 (de) * 1966-01-21 1970-05-06 Licentia Gmbh Verfahren zur Ortung von Fahrzeugen
CA854797A (en) * 1968-08-30 1970-10-27 Claes Joseph Device for detecting the position of a railway vehicle on a track
BE755488A (nl) * 1969-07-25 1971-03-01 Int Standard Electric Corp Inrichting voor het bepalen van de momentele plaats van de treinen vooreen treinbeveiligingsstelsel
US3740549A (en) * 1969-12-24 1973-06-19 Westinghouse Electric Corp Remote signaling system for train control
JPS5112882B1 (enExample) * 1970-11-26 1976-04-23

Also Published As

Publication number Publication date
FR2217664A1 (enExample) 1974-09-06
FR2217664B1 (enExample) 1977-09-23
US3906436A (en) 1975-09-16
DE2405897A1 (de) 1974-08-15
DE2405897C2 (de) 1983-02-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19940206