KR100471268B1 - 차간거리 측정 방법 - Google Patents
차간거리 측정 방법 Download PDFInfo
- Publication number
- KR100471268B1 KR100471268B1 KR10-2002-0065908A KR20020065908A KR100471268B1 KR 100471268 B1 KR100471268 B1 KR 100471268B1 KR 20020065908 A KR20020065908 A KR 20020065908A KR 100471268 B1 KR100471268 B1 KR 100471268B1
- Authority
- KR
- South Korea
- Prior art keywords
- radar
- distance
- vehicle
- irradiation angle
- height
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 20
- 238000010586 diagram Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
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
-
- 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
- G01S7/40—Means for monitoring or calibrating
- G01S7/4004—Means for monitoring or calibrating of parts of a radar system
- G01S7/4026—Antenna boresight
-
- 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
- G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
- G01S13/867—Combination of radar systems with cameras
-
- 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
- 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
- G01S2013/9322—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles using additional data, e.g. driver condition, road state or weather data
-
- 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
- G01S2013/9327—Sensor installation details
- G01S2013/93271—Sensor installation details in the front of the 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
- G01S7/40—Means for monitoring or calibrating
- G01S7/4004—Means for monitoring or calibrating of parts of a radar system
- G01S7/4026—Antenna boresight
- G01S7/4034—Antenna boresight in elevation, i.e. in the vertical plane
-
- 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
- G01S7/40—Means for monitoring or calibrating
- G01S7/4052—Means for monitoring or calibrating by simulation of echoes
- G01S7/4082—Means for monitoring or calibrating by simulation of echoes using externally generated reference signals, e.g. via remote reflector or transponder
- G01S7/4091—Means for monitoring or calibrating by simulation of echoes using externally generated reference signals, e.g. via remote reflector or transponder during normal radar operation
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Radar Systems Or Details Thereof (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
Description
Claims (5)
- 삭제
- 레이더를 구비한 차량에서 상기 레이더를 이용하여 전방 차량과의 거리를 검출하는 방법으로서,영상 카메라로부터 전방의 노면영상을 입력받는 단계;상기 노면영상으로부터 차선을 추출하는 단계;상기 추출된 차선을 기초로 레이더의 조사각도를 조절하는 레이더조사각도 조절단계; 및상기 조절된 조사각도로 조사된 레이더 빔의 반사파를 이용하여 상기 전방 차량과의 거리를 계산하는 단계;를 포함하고,상기 레이더조사각도 조절단계는,상기 추출된 차선의 수평거리가 설정거리인 노면영상에서의 높이를 산출하는 단계;상기 산출된 높이를 기초로 전방 노면의 경사도를 산출하는 경사도산출단계; 및상기 산출된 경사도를 기초로 레이더 조사각도를 조절하는 단계;를 포함하는 차간거리 측정 방법.
- 제2항에서,상기 경사도 산출단계는, 상기 산출된 높이 및 참조높이와의 차이를 기초로 경사도를 산출하는 것을 특징으로 하는 차간거리 측정 방법.
- 제3항에서,상기 참조높이는, 상기 산출된 높이의 설정된 시간동안의 평균값인 것을 특징으로 하는 차간거리 측정 방법.
- 삭제
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0065908A KR100471268B1 (ko) | 2002-10-28 | 2002-10-28 | 차간거리 측정 방법 |
DE10316101.5A DE10316101B4 (de) | 2002-10-28 | 2003-04-08 | Verfahren und Vorrichtung zum Erfassen eines Fahrzeugabstands |
JP2003122269A JP2004151080A (ja) | 2002-10-28 | 2003-04-25 | 車間距離測定方法及び装置 |
US10/441,846 US6795014B2 (en) | 2002-10-28 | 2003-05-19 | Method and apparatus for detecting vehicle distance |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0065908A KR100471268B1 (ko) | 2002-10-28 | 2002-10-28 | 차간거리 측정 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040037429A KR20040037429A (ko) | 2004-05-07 |
KR100471268B1 true KR100471268B1 (ko) | 2005-03-10 |
Family
ID=32105661
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-0065908A Expired - Lifetime KR100471268B1 (ko) | 2002-10-28 | 2002-10-28 | 차간거리 측정 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6795014B2 (ko) |
JP (1) | JP2004151080A (ko) |
KR (1) | KR100471268B1 (ko) |
DE (1) | DE10316101B4 (ko) |
Cited By (1)
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KR101683575B1 (ko) * | 2015-09-11 | 2016-12-07 | 현대오트론 주식회사 | 자동차 사이드 카메라 각도 조절 장치 및 그 방법 |
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KR100482598B1 (ko) * | 2003-04-21 | 2005-04-14 | 현대자동차주식회사 | 차간거리 제어방법 및 장치 |
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KR101683575B1 (ko) * | 2015-09-11 | 2016-12-07 | 현대오트론 주식회사 | 자동차 사이드 카메라 각도 조절 장치 및 그 방법 |
Also Published As
Publication number | Publication date |
---|---|
JP2004151080A (ja) | 2004-05-27 |
KR20040037429A (ko) | 2004-05-07 |
US6795014B2 (en) | 2004-09-21 |
DE10316101B4 (de) | 2015-01-22 |
DE10316101A1 (de) | 2004-05-13 |
US20040080450A1 (en) | 2004-04-29 |
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