CN114611543A - 自由空间确定设备、自由空间确定方法和自由空间确定程序 - Google Patents
自由空间确定设备、自由空间确定方法和自由空间确定程序 Download PDFInfo
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- CN114611543A CN114611543A CN202111385010.8A CN202111385010A CN114611543A CN 114611543 A CN114611543 A CN 114611543A CN 202111385010 A CN202111385010 A CN 202111385010A CN 114611543 A CN114611543 A CN 114611543A
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- free space
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- 238000000034 method Methods 0.000 title claims abstract description 42
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- 239000000126 substance Substances 0.000 claims description 2
- 238000013528 artificial neural network Methods 0.000 description 4
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Classifications
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- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/46—Indirect determination of position data
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/42—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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- 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
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/292—Extracting wanted echo-signals
- G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
- G01S7/2927—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods by deriving and controlling a threshold value
-
- 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
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/35—Details of non-pulse systems
- G01S7/352—Receivers
- G01S7/354—Extracting wanted echo-signals
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N20/00—Machine learning
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/08—Learning methods
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- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Theoretical Computer Science (AREA)
- Electromagnetism (AREA)
- Software Systems (AREA)
- Artificial Intelligence (AREA)
- General Engineering & Computer Science (AREA)
- Computing Systems (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Mathematical Physics (AREA)
- Evolutionary Computation (AREA)
- Data Mining & Analysis (AREA)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Medical Informatics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Computational Linguistics (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Description
Claims (15)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20209230.0 | 2020-11-23 | ||
EP20209230.0A EP4001962A1 (en) | 2020-11-23 | 2020-11-23 | Free space determining device, free space determining method and free space determining program |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114611543A true CN114611543A (zh) | 2022-06-10 |
Family
ID=73544053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111385010.8A Pending CN114611543A (zh) | 2020-11-23 | 2021-11-22 | 自由空间确定设备、自由空间确定方法和自由空间确定程序 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20220163653A1 (zh) |
EP (1) | EP4001962A1 (zh) |
CN (1) | CN114611543A (zh) |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4845500A (en) * | 1988-03-25 | 1989-07-04 | Sperry Marine Inc. | Radar video detector and target tracker |
US7639171B2 (en) | 2007-09-27 | 2009-12-29 | Delphi Technologies, Inc. | Radar system and method of digital beamforming |
US9470777B2 (en) | 2014-09-19 | 2016-10-18 | Delphi Technologies, Inc. | Radar system for automated vehicle with phase change based target catagorization |
EP3182155A1 (en) * | 2015-12-17 | 2017-06-21 | Autoliv Development AB | A vehicle radar system arranged for determining an unoccupied domain |
US10656248B2 (en) * | 2017-05-11 | 2020-05-19 | GM Global Technology Operations LLC | Radar post processing for sidelobe suppression |
EP3454079B1 (en) | 2017-09-12 | 2023-11-01 | Aptiv Technologies Limited | Method to determine the suitablility of a radar target as a positional landmark |
DE102017126388B4 (de) * | 2017-11-10 | 2020-12-03 | Valeo Schalter Und Sensoren Gmbh | Verfahren zur Bestimmung wenigstens eines Freiraums in einem Überwachungsbereich einer Entfernungsmessvorrichtung, Entfernungsmessvorrichtung und Fahrerassistenzsystem |
CN110494863B (zh) * | 2018-03-15 | 2024-02-09 | 辉达公司 | 确定自主车辆的可驾驶自由空间 |
US10705220B2 (en) * | 2018-04-19 | 2020-07-07 | Faraday & Future Inc. | System and method for ground and free-space detection |
US11231481B1 (en) * | 2019-05-08 | 2022-01-25 | Zoox, Inc. | Radar false negative analysis |
US11455806B2 (en) * | 2019-07-10 | 2022-09-27 | Deka Products Limited Partnership | System and method for free space estimation |
-
2020
- 2020-11-23 EP EP20209230.0A patent/EP4001962A1/en active Pending
-
2021
- 2021-11-22 CN CN202111385010.8A patent/CN114611543A/zh active Pending
- 2021-11-22 US US17/456,118 patent/US20220163653A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
EP4001962A1 (en) | 2022-05-25 |
US20220163653A1 (en) | 2022-05-26 |
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