GB1602681A - Distance measurement system - Google Patents

Distance measurement system Download PDF

Info

Publication number
GB1602681A
GB1602681A GB10627078A GB1062778A GB1602681A GB 1602681 A GB1602681 A GB 1602681A GB 10627078 A GB10627078 A GB 10627078A GB 1062778 A GB1062778 A GB 1062778A GB 1602681 A GB1602681 A GB 1602681A
Authority
GB
United Kingdom
Prior art keywords
signal
frequency
measurement
circuit
output
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
GB10627078A
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.)
Siemens Schweiz AG
Original Assignee
Siemens Albis AG
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 Siemens Albis AG filed Critical Siemens Albis AG
Publication of GB1602681A publication Critical patent/GB1602681A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/36—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted 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
    • G01S13/84—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted for distance determination by phase measurement

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
GB10627078A 1977-04-07 1978-03-17 Distance measurement system Expired GB1602681A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH443377A CH614051A5 (US06252093-20010626-C00008.png) 1977-04-07 1977-04-07

Publications (1)

Publication Number Publication Date
GB1602681A true GB1602681A (en) 1981-11-11

Family

ID=4276041

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10627078A Expired GB1602681A (en) 1977-04-07 1978-03-17 Distance measurement system

Country Status (12)

Country Link
US (1) US4315260A (US06252093-20010626-C00008.png)
AT (1) AT358632B (US06252093-20010626-C00008.png)
AU (1) AU512544B2 (US06252093-20010626-C00008.png)
CA (1) CA1116731A (US06252093-20010626-C00008.png)
CH (1) CH614051A5 (US06252093-20010626-C00008.png)
DE (1) DE2807578A1 (US06252093-20010626-C00008.png)
FR (1) FR2386825A1 (US06252093-20010626-C00008.png)
GB (1) GB1602681A (US06252093-20010626-C00008.png)
IN (1) IN148153B (US06252093-20010626-C00008.png)
NL (1) NL7802995A (US06252093-20010626-C00008.png)
SE (1) SE7803721L (US06252093-20010626-C00008.png)
ZA (1) ZA781743B (US06252093-20010626-C00008.png)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4817001A (en) * 1987-04-17 1989-03-28 Unisys Corporation Method of correcting navigation system errors caused by drift
EP0777131A1 (de) * 1995-12-06 1997-06-04 Geberit Technik Ag Überwachungsvorrichtung mit einer Radarsonde
US6133876A (en) 1998-03-23 2000-10-17 Time Domain Corporation System and method for position determination by impulse radio
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
DE19909140A1 (de) * 1999-03-03 2000-09-21 Daimler Chrysler Ag Elektronische Entfernungsbestimmungsvorrichtung und damit ausgerüstete elektronische Sicherungsanlage
IL129651A (en) * 1999-04-28 2004-08-31 Nexense Ltd High-precision measuring method and apparatus
DE19957549C2 (de) * 1999-11-30 2002-04-25 Siemens Ag Diebstahlschutzsystem für ein Kraftfahrzeug und Verfahren zum Betreiben eines Diebstahlschutzsystems
US6906625B1 (en) * 2000-02-24 2005-06-14 Time Domain Corporation System and method for information assimilation and functionality control based on positioning information obtained by impulse radio techniques
US6700538B1 (en) * 2000-03-29 2004-03-02 Time Domain Corporation System and method for estimating separation distance between impulse radios using impulse signal amplitude
DE10032822A1 (de) * 2000-07-06 2002-01-24 Siemens Ag Vorrichtung zur Erzeugung eines Oszillatorsignals
US6483461B1 (en) 2000-08-24 2002-11-19 Time Domain Corporation Apparatus and method for locating objects in a three-dimensional space
EP1346326A1 (de) * 2000-12-29 2003-09-24 Siemens Aktiengesellschaft Identifikationssystem zum nachweis einer berechtigung für den zugang zu einem objekt oder die benutzung eines objekts, insbesondere eines kraftfahrzeugs
US6898415B2 (en) * 2001-01-16 2005-05-24 Aeroscout, Inc. System and method for reducing multipath distortion in wireless distance measurement systems
DE10164030A1 (de) * 2001-12-28 2003-07-17 Grieshaber Vega Kg Verfahren und Schaltungsanordnung zum Messen der Entfernung eines Gegenstandes
IL166760A0 (en) * 2004-05-13 2006-01-15 Nexense Ltd Method and apparatus for non-invasively monitoringconcentrations of glucose or other target substan ces
US7515093B2 (en) * 2005-03-24 2009-04-07 Tdk Corporation Active antenna radar system
EP1777549B1 (en) * 2005-10-24 2012-10-03 Mitsubishi Electric Information Technology Centre Europe B.V. Object ranging
GB0717031D0 (en) * 2007-08-31 2007-10-10 Raymarine Uk Ltd Digital radar or sonar apparatus
DE602008005577D1 (de) * 2008-07-28 2011-04-28 Siemens Milltronics Proc Instr Pulsradarabstandsmessungssystem
EP2182383A1 (en) * 2008-10-30 2010-05-05 Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNO A measurement agent, a tag, a method for measuring, a method for serving measuring and a computer program product
US8823577B2 (en) * 2009-12-23 2014-09-02 Itrack, Llc Distance separation tracking system
TW201142338A (en) * 2010-05-31 2011-12-01 Uniband Electronic Corp Apparatus for positioning using average phase difference and method for the same
EP2407799B1 (en) * 2010-07-16 2018-04-11 Sivers Ima AB Method and device for continuous wave radar measurements
US8723720B2 (en) * 2011-05-03 2014-05-13 Harris Corporation Wireless location detection and/or tracking device and associated methods
US9383436B2 (en) 2012-01-18 2016-07-05 Tdc Acquisition Holdings, Inc. One way time of flight distance measurement
JP5987187B1 (ja) 2015-10-16 2016-09-07 Ｒｆルーカス株式会社 記憶媒体位置検出システム及びプログラム
US11503563B2 (en) * 2020-02-04 2022-11-15 Alibaba Group Holding Limited Distance estimation using signals of different frequencies
CN112748308B (zh) * 2020-12-28 2022-06-14 南方电网科学研究院有限责任公司 一种微电网单端快速故障定位方法及相关装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2779018A (en) * 1949-07-07 1957-01-22 Onera (Off Nat Aerospatiale) Electro-magnetic distance measuring device
US3461452A (en) * 1966-10-24 1969-08-12 Motorola Inc Time delay measurements
US3713149A (en) * 1969-09-05 1973-01-23 Westinghouse Electric Corp Cooperative radar system
FR2343258A1 (fr) * 1976-07-01 1977-09-30 Trt Telecom Radio Electr Systeme radioelectrique de localisation d'un objet determine

Also Published As

Publication number Publication date
AT358632B (de) 1980-09-25
CA1116731A (en) 1982-01-19
FR2386825A1 (fr) 1978-11-03
US4315260A (en) 1982-02-09
FR2386825B1 (US06252093-20010626-C00008.png) 1980-06-13
NL7802995A (nl) 1978-10-10
DE2807578A1 (de) 1978-10-12
AU3488578A (en) 1979-10-11
SE7803721L (sv) 1978-10-08
ATA349077A (de) 1980-02-15
CH614051A5 (US06252093-20010626-C00008.png) 1979-10-31
ZA781743B (en) 1979-03-28
IN148153B (US06252093-20010626-C00008.png) 1980-11-08
AU512544B2 (en) 1980-10-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee