AU1869070A - Methods and apparatus for determining the phase shift between two signals ofthe same frequency derived froma single, common source - Google Patents

Methods and apparatus for determining the phase shift between two signals ofthe same frequency derived froma single, common source

Info

Publication number
AU1869070A
AU1869070A AU18690/70A AU1869070A AU1869070A AU 1869070 A AU1869070 A AU 1869070A AU 18690/70 A AU18690/70 A AU 18690/70A AU 1869070 A AU1869070 A AU 1869070A AU 1869070 A AU1869070 A AU 1869070A
Authority
AU
Australia
Prior art keywords
determining
methods
phase shift
same frequency
common source
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
AU18690/70A
Inventor
ALLAN HANDY REED and RICHARD ANTHONY LAWTON MICHAEL
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.)
Carrol & Reed Ltd
Original Assignee
Carrol & Reed 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
Application filed by Carrol & Reed Ltd filed Critical Carrol & Reed Ltd
Publication of AU1869070A publication Critical patent/AU1869070A/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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
AU18690/70A 1969-09-03 1970-08-12 Methods and apparatus for determining the phase shift between two signals ofthe same frequency derived froma single, common source Expired AU1869070A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4369669 1969-09-03
GBGB43,696 1969-09-03

Publications (1)

Publication Number Publication Date
AU1869070A true AU1869070A (en) 1972-02-17

Family

ID=10429908

Family Applications (1)

Application Number Title Priority Date Filing Date
AU18690/70A Expired AU1869070A (en) 1969-09-03 1970-08-12 Methods and apparatus for determining the phase shift between two signals ofthe same frequency derived froma single, common source

Country Status (4)

Country Link
AU (1) AU1869070A (en)
DE (1) DE2042163A1 (en)
FR (1) FR2060856A5 (en)
GB (1) GB1294874A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2333252A2 (en) * 1972-07-19 1977-06-24 Kremnitz Walter Optoelectronic range measuring system - uses modulated beam with digital time raster controlled by one of two quartz crystals with lower frequency (NL 1.6.77)
DE3239501A1 (en) * 1982-10-26 1984-04-26 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Method for measuring short distances and arrangement for carrying out the method
GB2200810B (en) * 1987-01-29 1991-11-06 Plessey Co Plc Optical proximity detector
GB9003221D0 (en) * 1990-02-13 1990-04-11 Optical Measuring Systems Limi Electronic distance measurement
DE102017109192A1 (en) 2017-04-28 2018-10-31 Technische Universität Darmstadt Circuit arrangement and method for determining an offset between two signal edges

Also Published As

Publication number Publication date
GB1294874A (en) 1972-11-01
DE2042163A1 (en) 1971-03-04
FR2060856A5 (en) 1971-06-18

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