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DK407285A - Fremgangsmaade ved signalbehandling af reflekterende impulser samt apparatur til udoevelse af fremgangsmaaden - Google Patents

Fremgangsmaade ved signalbehandling af reflekterende impulser samt apparatur til udoevelse af fremgangsmaaden Download PDF

Info

Publication number
DK407285A
DK407285A DK407285A DK407285A DK407285A DK 407285 A DK407285 A DK 407285A DK 407285 A DK407285 A DK 407285A DK 407285 A DK407285 A DK 407285A DK 407285 A DK407285 A DK 407285A
Authority
DK
Denmark
Prior art keywords
impults
exercising
reflective
procedure
signal treatment
Prior art date
Application number
DK407285A
Other languages
English (en)
Other versions
DK155238B (da
DK155238C (da
DK407285D0 (da
Inventor
Ole Rassing Andersen
Original Assignee
Nordiske Kabel Traad
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 Nordiske Kabel Traad filed Critical Nordiske Kabel Traad
Priority to DK407285A priority Critical patent/DK155238C/da
Publication of DK407285D0 publication Critical patent/DK407285D0/da
Priority to PCT/DK1986/000100 priority patent/WO1987001462A1/en
Priority to AU63716/86A priority patent/AU6371686A/en
Priority to EP86905245A priority patent/EP0236386A1/en
Priority to US07/064,306 priority patent/US4816669A/en
Priority to IN939/DEL/86A priority patent/IN168138B/en
Publication of DK407285A publication Critical patent/DK407285A/da
Publication of DK155238B publication Critical patent/DK155238B/da
Application granted granted Critical
Publication of DK155238C publication Critical patent/DK155238C/da

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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
DK407285A 1985-09-06 1985-09-06 Fremgangsmaade ved signalbehandling af reflekteredeimpulser samt apparatur til udoevelse af fremgangsmaaden DK155238C (da)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DK407285A DK155238C (da) 1985-09-06 1985-09-06 Fremgangsmaade ved signalbehandling af reflekteredeimpulser samt apparatur til udoevelse af fremgangsmaaden
PCT/DK1986/000100 WO1987001462A1 (en) 1985-09-06 1986-09-08 A process for signal processing of reflected pulses and an apparatus for performing the process
AU63716/86A AU6371686A (en) 1985-09-06 1986-09-08 A process for signal processing of reflected pulses and an apparatus for performing the process
EP86905245A EP0236386A1 (en) 1985-09-06 1986-09-08 A process for signal processing of reflected pulses and an apparatus for performing the process
US07/064,306 US4816669A (en) 1985-09-06 1986-09-08 Process for signal processing of reflected pulses and an apparatus for performing the process
IN939/DEL/86A IN168138B (da) 1985-09-06 1986-10-23

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK407285 1985-09-06
DK407285A DK155238C (da) 1985-09-06 1985-09-06 Fremgangsmaade ved signalbehandling af reflekteredeimpulser samt apparatur til udoevelse af fremgangsmaaden

Publications (4)

Publication Number Publication Date
DK407285D0 DK407285D0 (da) 1985-09-06
DK407285A true DK407285A (da) 1987-03-07
DK155238B DK155238B (da) 1989-03-06
DK155238C DK155238C (da) 1989-07-10

Family

ID=8129890

Family Applications (1)

Application Number Title Priority Date Filing Date
DK407285A DK155238C (da) 1985-09-06 1985-09-06 Fremgangsmaade ved signalbehandling af reflekteredeimpulser samt apparatur til udoevelse af fremgangsmaaden

Country Status (6)

Country Link
US (1) US4816669A (da)
EP (1) EP0236386A1 (da)
AU (1) AU6371686A (da)
DK (1) DK155238C (da)
IN (1) IN168138B (da)
WO (1) WO1987001462A1 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4904050A (en) * 1988-08-31 1990-02-27 American Telephone And Telegraph Company, At&T Bell Laboratories Methods of and systems for optical fiber sensing
GB8828408D0 (en) * 1988-12-06 1989-01-05 British Telecomm Loss detector
US5056915A (en) * 1990-05-25 1991-10-15 The United States Of America As Represented By The Secretary Of The Air Force Fiber optic calibration standard apparatus
US5059783A (en) * 1990-06-04 1991-10-22 Honeywell Inc. Interferometric fiber optic proximity switch
SE9600897D0 (sv) * 1996-03-07 1996-03-07 Geotronics Ab Avståndmätare
US6687632B1 (en) 1998-01-23 2004-02-03 Trilithic, Inc. Testing of CATV systems
EP1860462A1 (de) * 2006-05-23 2007-11-28 Leica Geosystems AG Distanzmessverfahren und Distanzmesser zur Erfassung der räumlichen Abmessung eines Zieles
US9341543B2 (en) * 2014-10-16 2016-05-17 Texas Instruments Incorporated Method and OTDR apparatus for optical cable defect location with reduced memory requirement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL139822B (nl) * 1968-10-18 1973-09-17 Hollandse Signaalapparaten Bv Inrichting voor het verwerken van, aan een rondzoekvolgradarapparaat ontleende videosignalen.
US3900261A (en) * 1974-03-18 1975-08-19 Transitek Corp Electronic range finder
US3979749A (en) * 1974-12-23 1976-09-07 Sperry Rand Corporation Range readout apparatus
US3981592A (en) * 1975-03-31 1976-09-21 The United States Of America As Represented By The Secretary Of The Navy System for locating breaks in fiber optic filaments
DE2908854C2 (de) * 1979-03-07 1986-04-17 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Entfernungsmeßgerät nach dem Impulslaufzeitverfahren

Also Published As

Publication number Publication date
DK155238B (da) 1989-03-06
AU6371686A (en) 1987-03-24
US4816669A (en) 1989-03-28
DK155238C (da) 1989-07-10
WO1987001462A1 (en) 1987-03-12
IN168138B (da) 1991-02-09
EP0236386A1 (en) 1987-09-16
DK407285D0 (da) 1985-09-06

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PBP Patent lapsed