DE112022002856A5 - Lasersystem zur entfernungsmessung und verfahren zur entfernungsmessung - Google Patents

Lasersystem zur entfernungsmessung und verfahren zur entfernungsmessung Download PDF

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Publication number
DE112022002856A5
DE112022002856A5 DE112022002856.4T DE112022002856T DE112022002856A5 DE 112022002856 A5 DE112022002856 A5 DE 112022002856A5 DE 112022002856 T DE112022002856 T DE 112022002856T DE 112022002856 A5 DE112022002856 A5 DE 112022002856A5
Authority
DE
Germany
Prior art keywords
distance measurement
laser system
measurement
distance
laser
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.)
Pending
Application number
DE112022002856.4T
Other languages
English (en)
Inventor
Reiner Windisch
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.)
Ams Osram International GmbH
Original Assignee
Ams Osram International GmbH
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 Ams Osram International GmbH filed Critical Ams Osram International GmbH
Publication of DE112022002856A5 publication Critical patent/DE112022002856A5/de
Pending 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
    • G01S17/50—Systems of measurement based on relative movement of target
    • G01S17/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • 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
    • G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
    • 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
    • G01S17/34—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483—Details of pulse systems
    • G01S7/484—Transmitters
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/491—Details of non-pulse systems
    • G01S7/4912—Receivers
    • G01S7/4917—Receivers superposing optical signals in a photodetector, e.g. optical heterodyne detection

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
DE112022002856.4T 2021-08-16 2022-08-08 Lasersystem zur entfernungsmessung und verfahren zur entfernungsmessung Pending DE112022002856A5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102021121211.1 2021-08-16
DE102021121211.1A DE102021121211A1 (de) 2021-08-16 2021-08-16 Lasersystem zur Entfernungsmessung und Verfahren zur Entfernungsmessung
PCT/EP2022/072241 WO2023020876A1 (de) 2021-08-16 2022-08-08 Lasersystem zur entfernungsmessung und verfahren zur entfernungsmessung

Publications (1)

Publication Number Publication Date
DE112022002856A5 true DE112022002856A5 (de) 2024-03-21

Family

ID=83191870

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102021121211.1A Withdrawn DE102021121211A1 (de) 2021-08-16 2021-08-16 Lasersystem zur Entfernungsmessung und Verfahren zur Entfernungsmessung
DE112022002856.4T Pending DE112022002856A5 (de) 2021-08-16 2022-08-08 Lasersystem zur entfernungsmessung und verfahren zur entfernungsmessung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE102021121211.1A Withdrawn DE102021121211A1 (de) 2021-08-16 2021-08-16 Lasersystem zur Entfernungsmessung und Verfahren zur Entfernungsmessung

Country Status (3)

Country Link
CN (1) CN117813527A (de)
DE (2) DE102021121211A1 (de)
WO (1) WO2023020876A1 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4812035A (en) * 1986-11-03 1989-03-14 Raytheon Company AM-FM laser radar
EP1842082A2 (de) 2005-01-20 2007-10-10 Elbit Systems Electro-Optics Elop Ltd. Laserhindernisdetektion und anzeige
EP3548841A4 (de) 2016-11-30 2020-06-10 Blackmore Sensors And Analytics Inc. Verfahren und system zur doppler-detektion und doppler-korrektur der optischen detektion des gechirpten bereichs
US10436906B2 (en) 2016-12-23 2019-10-08 Waymo Llc Hybrid direct detection and coherent light detection and ranging system
US11543524B2 (en) * 2017-01-24 2023-01-03 Mitsubishi Electric Corporation Laser radar device

Also Published As

Publication number Publication date
DE102021121211A1 (de) 2023-02-16
WO2023020876A1 (de) 2023-02-23
CN117813527A (zh) 2024-04-02

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