CN118414567A - 光学装置 - Google Patents

光学装置 Download PDF

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Publication number
CN118414567A
CN118414567A CN202280084374.9A CN202280084374A CN118414567A CN 118414567 A CN118414567 A CN 118414567A CN 202280084374 A CN202280084374 A CN 202280084374A CN 118414567 A CN118414567 A CN 118414567A
Authority
CN
China
Prior art keywords
period
slope
drive signal
irradiation
driving signal
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
CN202280084374.9A
Other languages
English (en)
Chinese (zh)
Inventor
加园修
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.)
Pioneer Intelligent Sensor Innovation Co
Pioneer Corp
Original Assignee
Pioneer Intelligent Sensor Innovation Co
Pioneer Corp
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 Pioneer Intelligent Sensor Innovation Co, Pioneer Corp filed Critical Pioneer Intelligent Sensor Innovation Co
Publication of CN118414567A publication Critical patent/CN118414567A/zh
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/101—Scanning systems with both horizontal and vertical deflecting means, e.g. raster or XY scanners
    • 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
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4817—Constructional features, e.g. arrangements of optical elements relating to scanning
    • 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
    • G01S17/42—Simultaneous measurement of distance and other co-ordinates
    • 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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Mechanical Optical Scanning Systems (AREA)
CN202280084374.9A 2021-12-21 2022-12-15 光学装置 Pending CN118414567A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021206822 2021-12-21
JP2021-206822 2021-12-21
PCT/JP2022/046230 WO2023120375A1 (ja) 2021-12-21 2022-12-15 光学装置

Publications (1)

Publication Number Publication Date
CN118414567A true CN118414567A (zh) 2024-07-30

Family

ID=86902502

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280084374.9A Pending CN118414567A (zh) 2021-12-21 2022-12-15 光学装置

Country Status (5)

Country Link
US (1) US20250060579A1 (https=)
EP (1) EP4455760A4 (https=)
JP (3) JPWO2023120375A1 (https=)
CN (1) CN118414567A (https=)
WO (1) WO2023120375A1 (https=)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9986215B1 (en) * 2017-03-23 2018-05-29 Microsoft Technology Licensing, Llc Laser scan beam foveated display
US11353559B2 (en) * 2017-10-09 2022-06-07 Luminar, Llc Adjustable scan patterns for lidar system
US11415675B2 (en) * 2017-10-09 2022-08-16 Luminar, Llc Lidar system with adjustable pulse period
JP2019095353A (ja) * 2017-11-24 2019-06-20 パイオニア株式会社 測距装置
JP2019113457A (ja) * 2017-12-25 2019-07-11 パイオニア株式会社 走査装置及び測距装置
US11909291B2 (en) 2018-06-26 2024-02-20 Mitsumi Electric Co., Ltd. Rotary reciprocating drive actuator with movable element and magnets and rotating mirror
US11391842B2 (en) * 2020-01-06 2022-07-19 Luminar, Llc Adaptive scan pattern with virtual horizon estimation
JPWO2021205647A1 (https=) * 2020-04-10 2021-10-14
JPWO2021245818A1 (https=) * 2020-06-03 2021-12-09

Also Published As

Publication number Publication date
WO2023120375A1 (ja) 2023-06-29
EP4455760A1 (en) 2024-10-30
US20250060579A1 (en) 2025-02-20
EP4455760A4 (en) 2025-12-10
JPWO2023120375A1 (https=) 2023-06-29
JP2025083459A (ja) 2025-05-30
JP2025085837A (ja) 2025-06-05

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