SG11201811415SA - Systems and methods for positioning vehicles under poor lighting conditions - Google Patents

Systems and methods for positioning vehicles under poor lighting conditions

Info

Publication number
SG11201811415SA
SG11201811415SA SG11201811415SA SG11201811415SA SG11201811415SA SG 11201811415S A SG11201811415S A SG 11201811415SA SG 11201811415S A SG11201811415S A SG 11201811415SA SG 11201811415S A SG11201811415S A SG 11201811415SA SG 11201811415S A SG11201811415S A SG 11201811415SA
Authority
SG
Singapore
Prior art keywords
systems
methods
lighting conditions
under poor
poor lighting
Prior art date
Application number
SG11201811415SA
Inventor
Baoli Li
Zugang Chen
Lu Feng
Ye Wang
Original Assignee
Beijing Didi Infinity Technology & Development Co 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 Beijing Didi Infinity Technology & Development Co Ltd filed Critical Beijing Didi Infinity Technology & Development Co Ltd
Publication of SG11201811415SA publication Critical patent/SG11201811415SA/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/94—Dynamic range modification of images or parts thereof based on local image properties, e.g. for local contrast enhancement
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/0088—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots characterized by the autonomous decision making process, e.g. artificial intelligence, predefined behaviours
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/02—Control of position or course in two dimensions
    • G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
    • G05D1/0231—Control of position or course in two dimensions specially adapted to land vehicles using optical position detecting means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/521—Depth or shape recovery from laser ranging, e.g. using interferometry; from the projection of structured light
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
    • G06T7/74—Determining position or orientation of objects or cameras using feature-based methods involving reference images or patches
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/50—Context or environment of the image
    • G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/50—Context or environment of the image
    • G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
    • G06V20/58—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
    • G06V20/584—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads of vehicle lights or traffic lights
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D15/00—Steering not otherwise provided for
    • B62D15/02—Steering position indicators ; Steering position determination; Steering aids
    • B62D15/027—Parking aids, e.g. instruction means
    • B62D15/0285—Parking performed automatically
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10028—Range image; Depth image; 3D point clouds
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30248—Vehicle exterior or interior
    • G06T2207/30252—Vehicle exterior; Vicinity of vehicle
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/50—Context or environment of the image
    • G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
    • G06V20/588—Recognition of the road, e.g. of lane markings; Recognition of the vehicle driving pattern in relation to the road

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Remote Sensing (AREA)
  • Automation & Control Theory (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Business, Economics & Management (AREA)
  • Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Evolutionary Computation (AREA)
  • Game Theory and Decision Science (AREA)
  • Medical Informatics (AREA)
  • Traffic Control Systems (AREA)
  • Image Processing (AREA)
  • Processing Or Creating Images (AREA)
  • Navigation (AREA)
SG11201811415SA 2018-11-16 2018-11-16 Systems and methods for positioning vehicles under poor lighting conditions SG11201811415SA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/115886 WO2020097912A1 (en) 2018-11-16 2018-11-16 Systems and methods for positioning vehicles under poor lighting conditions

Publications (1)

Publication Number Publication Date
SG11201811415SA true SG11201811415SA (en) 2020-06-29

Family

ID=70727808

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201811415SA SG11201811415SA (en) 2018-11-16 2018-11-16 Systems and methods for positioning vehicles under poor lighting conditions

Country Status (9)

Country Link
US (2) US11048264B2 (en)
EP (1) EP3746989A4 (en)
JP (1) JP2021508027A (en)
CN (1) CN111448591B (en)
AU (1) AU2018282304B2 (en)
CA (1) CA3028223C (en)
SG (1) SG11201811415SA (en)
TW (1) TWI703064B (en)
WO (1) WO2020097912A1 (en)

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Also Published As

Publication number Publication date
AU2018282304A1 (en) 2020-06-04
US11048264B2 (en) 2021-06-29
TW202019745A (en) 2020-06-01
CA3028223C (en) 2021-02-16
CA3028223A1 (en) 2020-05-16
AU2018282304B2 (en) 2020-08-13
US20200159239A1 (en) 2020-05-21
US20210157329A1 (en) 2021-05-27
EP3746989A1 (en) 2020-12-09
EP3746989A4 (en) 2021-03-17
CN111448591A (en) 2020-07-24
US11676254B2 (en) 2023-06-13
TWI703064B (en) 2020-09-01
WO2020097912A1 (en) 2020-05-22
JP2021508027A (en) 2021-02-25
CN111448591B (en) 2021-05-18

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