JP5415145B2 - レーダ装置 - Google Patents
レーダ装置 Download PDFInfo
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- JP5415145B2 JP5415145B2 JP2009116992A JP2009116992A JP5415145B2 JP 5415145 B2 JP5415145 B2 JP 5415145B2 JP 2009116992 A JP2009116992 A JP 2009116992A JP 2009116992 A JP2009116992 A JP 2009116992A JP 5415145 B2 JP5415145 B2 JP 5415145B2
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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
- 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
- G01S7/04—Display arrangements
- G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
- G01S7/062—Cathode-ray tube displays or other two dimensional or three-dimensional displays in which different colours are used
-
- 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
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
- G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
- G01S13/534—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi based upon amplitude or phase shift resulting from movement of objects, with reference to the surrounding clutter echo signal, e.g. non coherent MTi, clutter referenced MTi, externally coherent MTi
-
- 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
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S13/581—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse modulated waves and based upon the Doppler effect resulting from movement of targets
- G01S13/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse modulated waves and based upon the Doppler effect resulting from movement of targets adapted for simultaneous range and velocity measurements
-
- 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
- G01S13/937—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of marine craft
-
- 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
- G01S7/04—Display arrangements
- G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
- G01S7/22—Producing cursor lines and indicia by electronic means
-
- 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
- G01S7/2921—Extracting wanted echo-signals based on data belonging to one radar period
- G01S7/2922—Extracting wanted echo-signals based on data belonging to one radar period by using a controlled threshold
-
- 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
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/56—Display arrangements
- G01S7/62—Cathode-ray tube displays
- G01S7/6263—Cathode-ray tube displays in which different colours are used
-
- 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
- G01S13/422—Simultaneous measurement of distance and other co-ordinates sequential lobing, e.g. conical scan
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Ocean & Marine Engineering (AREA)
- Electromagnetism (AREA)
- Radar Systems Or Details Thereof (AREA)
Description
また、上記のレーダ装置は、以下のように構成されることが好ましい。即ち、前記種類推定部は、前記物標からのエコー信号に加えて、少なくとも海面反射を検出する。前記危険度検出部は、海面反射が検出された画素の危険度を、前記物標からのエコー信号が検出された画素の危険度よりも低くする。
また、上記のレーダ映像において、前記表示器は、前記レーダ映像を表示する際に、前記危険度が高い物標と低い物標とで表示方法を画素ごとに異ならせることができる。
6 データ発生部(種類推定部、危険度検出部)
7 画像メモリ
8 表示器
22 速度推定部
Claims (4)
- 水平面内で回転しながら信号の送受信を繰り返すように構成されたレーダアンテナと、
自装置周囲の物標の位置を示すレーダ映像を表示する表示器と、
少なくとも物標からのエコー信号を検出する種類推定部と、
自装置からの電波の放射方向成分における自装置と前記物標との相対速度を推定する速度推定部と、
前記種類推定部による物標の検出結果と、前記速度推定部による前記物標の相対速度の推定結果と、をそれぞれ画素ごとに取得するとともに、これらに基づいて、前記物標の危険度を画素ごとに求める危険度検出部と、
を備え、
前記速度推定部は、前記レーダアンテナが今回受信したエコーと、当該レーダアンテナが直前に受信したエコーと、の間の位相変化に基づいて、前記相対速度を検出するとともに、
前記表示器は、前記レーダ映像を表示する際に、前記危険度が高い物標と低い物標とで表示方法を異ならせることが可能であることを特徴とするレーダ装置。 - 請求項1に記載のレーダ装置であって、
前記表示器は、前記レーダ映像を表示する際に、前記物標の危険度に応じて色分けするとともに、当該物標からのエコーの強度に応じた色の濃さで各物標を表示することが可能であることを特徴とするレーダ装置。 - 請求項1又は2に記載のレーダ装置であって、
前記種類推定部は、前記物標からのエコー信号に加えて、少なくとも海面反射を検出し、
前記危険度検出部は、海面反射が検出された画素の危険度を、前記物標からのエコー信号が検出された画素の危険度よりも低くすることを特徴とするレーダ装置。 - 請求項1から3までの何れか一項に記載のレーダ装置であって、
前記表示器は、前記レーダ映像を表示する際に、前記危険度が高い物標と低い物標とで表示方法を画素ごとに異ならせることを特徴とするレーダ装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009116992A JP5415145B2 (ja) | 2009-05-13 | 2009-05-13 | レーダ装置 |
GB1007887.1A GB2471361B (en) | 2009-05-13 | 2010-05-11 | Radar device |
CN2010101841398A CN101887123A (zh) | 2009-05-13 | 2010-05-12 | 雷达装置 |
US12/778,834 US8665135B2 (en) | 2009-05-13 | 2010-05-12 | Radar device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009116992A JP5415145B2 (ja) | 2009-05-13 | 2009-05-13 | レーダ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010266292A JP2010266292A (ja) | 2010-11-25 |
JP5415145B2 true JP5415145B2 (ja) | 2014-02-12 |
Family
ID=42315166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009116992A Active JP5415145B2 (ja) | 2009-05-13 | 2009-05-13 | レーダ装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8665135B2 (ja) |
JP (1) | JP5415145B2 (ja) |
CN (1) | CN101887123A (ja) |
GB (1) | GB2471361B (ja) |
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WO2012114816A1 (ja) * | 2011-02-25 | 2012-08-30 | 古野電気株式会社 | 信号識別装置、信号識別方法、およびレーダ装置 |
KR101247960B1 (ko) * | 2011-10-18 | 2013-04-03 | 메타빌드주식회사 | 레이더를 이용한 멀티 모드 장애물 감지 방법 및 그 장치 |
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-
2009
- 2009-05-13 JP JP2009116992A patent/JP5415145B2/ja active Active
-
2010
- 2010-05-11 GB GB1007887.1A patent/GB2471361B/en active Active
- 2010-05-12 CN CN2010101841398A patent/CN101887123A/zh active Pending
- 2010-05-12 US US12/778,834 patent/US8665135B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US8665135B2 (en) | 2014-03-04 |
CN101887123A (zh) | 2010-11-17 |
GB201007887D0 (en) | 2010-06-23 |
GB2471361A (en) | 2010-12-29 |
JP2010266292A (ja) | 2010-11-25 |
GB2471361B (en) | 2017-01-18 |
US20100289690A1 (en) | 2010-11-18 |
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