JP2015528111A - 三次元検知用2チャンネルモノパルスレーダ - Google Patents
三次元検知用2チャンネルモノパルスレーダ Download PDFInfo
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
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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
- G01S13/42—Simultaneous measurement of distance and other co-ordinates
- G01S13/44—Monopulse radar, i.e. simultaneous lobing
- G01S13/4445—Monopulse radar, i.e. simultaneous lobing amplitude comparisons monopulse, i.e. comparing the echo signals received by an antenna arrangement with overlapping squinted beams
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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
- G01S13/003—Bistatic radar systems; Multistatic radar systems
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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
- G01S13/08—Systems for measuring distance only
- G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S13/36—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal
- G01S13/40—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal wherein the frequency of transmitted signal is adjusted to give a predetermined phase relationship
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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
- G01S13/42—Simultaneous measurement of distance and other co-ordinates
- G01S13/44—Monopulse radar, i.e. simultaneous lobing
- G01S13/4454—Monopulse radar, i.e. simultaneous lobing phase comparisons monopulse, i.e. comparing the echo signals received by an interferometric antenna arrangement
-
- 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
- G01S13/44—Monopulse radar, i.e. simultaneous lobing
- G01S13/4463—Monopulse radar, i.e. simultaneous lobing using phased arrays
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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
- G01S13/50—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
- G01S13/53—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 performing filtering on a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar
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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
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/56—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
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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
- G01S13/88—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
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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
- G01S7/28—Details of pulse systems
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
- H01Q21/0075—Stripline fed arrays
- H01Q21/0081—Stripline fed arrays using suspended striplines
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/065—Patch antenna array
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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)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Radar Systems Or Details Thereof (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
Claims (17)
- 受信アンテナと、
第1送信アンテナと、
第2送信アンテナとを有する2チャンネルモノパルスレーダにおいて、
第1送信アンテナおよび第2送信アンテナは、焦点面の軸に沿って、前記レーダの中心動作周波数における1波長の約半分と等しい距離だけ互いに間隔を空けて配置されていて、
第1送信アンテナは前記焦点面の軸と直交する第1方向にスクイントし、第2送信アンテナは前記焦点面の軸と直交する第2方向にスクイントすることを特徴とする2チャンネルモノパルスレーダ。 - 請求項1に記載のレーダにおいて、前記焦点面の軸は、前記レーダのボアサイト軸を通ってこれと直交して延びることを特徴とする2チャンネルモノパルスレーダ。
- 請求項1に記載のレーダにおいて、前記焦点面の軸は水平方向であることを特徴とする2チャンネルモノパルスレーダ。
- 請求項1に記載のレーダにおいて、前記焦点面の軸は垂直方向?ある方向に対して90度の角度をなすことを「直交」、水平面に対して90度の角度をなすことを「垂直」(鉛直の意)として使い分けました。?であることを特徴とする2チャンネルモノパルスレーダ。
- 請求項1に記載のレーダにおいて、第1送信アンテナは前記ボアサイト軸に対して角度θ1でスクイントし、第2送信アンテナは前記ボアサイト軸に対して角度θ2でスクイントし、前記角度θ1は、角度θ2と等しくないことを特徴とする2チャンネルモノパルスレーダ。
- 2チャンネルモノパルスレーダ製造方法において、該方法は、
第1アンテナと第2アンテナとを、焦点面の軸に沿って、前記レーダの中心動作周波数における1波長の約半分と等しい距離だけ互いに間隔を空けて配置し、
第1アンテナを前記焦点面の軸と直交する第1方向にスクイントし、第2アンテナを前記焦点面の軸と直交する第2方向にスクイントすることを特徴とする2チャンネルモノパルスレーダ製造方法。 - 請求項6に記載の方法において、前記第1アンテナおよび第2アンテナをスクイントする工程では、第1アンテナを前記ボアサイト軸に対して角度θ1でスクイントし、第2アンテナを前記ボアサイト軸に対して前記角度θ1とは等しくない角度θ2でスクイントすることを特徴とする2チャンネルモノパルスレーダ製造方法。
- 2チャンネルモノパルスレーダを用いて目標物の位置データを取得する方法において、該方法は、
前記レーダの焦点面の軸に対して直交する第1方向において前記レーダのボアサイト軸から第1角度でスクイントした第1アンテナから第1信号を送信し、
前記レーダの焦点面の軸に対して直交する第2方向において前記レーダのボアサイト軸から第2角度でスクイントした第2アンテナから第2信号を送信し、
反射した後の第1信号および第2信号を受信し、
受信した第1信号および第2信号の位相差からエレベーション角度およびアジマス角度の一方を計算することを特徴とする位置データ取得方法。 - 請求項8に記載の方法において、該方法はさらに、前記受信した第1信号および第2信号を混合することを特徴とする位置データ取得方法。
- 請求項9に記載の方法において、該方法はさらに、前記受信した信号を保持し、およびサンプリングすることを特徴とする位置データ取得方法。
- 請求項10に記載の方法において、該方法はさらに、前記受信した信号を積分することを特徴とする位置データ取得方法。
- 請求項11に記載の方法において、該方法はさらに、前記受信した信号をアナログからデジタルに変換することを特徴とする位置データ取得方法。
- 請求項12に記載の方法において、該方法はさらに、送信する工程、受信する工程、混合する工程、サンプリングする工程、保持する工程、積分する工程、アナログからデジタルに変換する工程を、第1アンテナおよび第2アンテナ用の完全なデータセットが生成されるまで繰り返すことを特徴とする位置データ取得方法。
- 請求項13に記載の方法において、該方法はさらに、第1アンテナおよび第2アンテナ用の前記データセットをコヒーレント合成することを特徴とする位置データ取得方法。
- 請求項14に記載の方法において、該方法はさらに、
前記合成されたデータセットがドップラのみのデータセットの場合、該合成されたデータセットを変換して目標物までの距離を取得し、
前記合成されたデータセットがドップラのみのデータセットではない場合、該合成されたデータセットをマグニチュード配列に変換することを特徴とする位置データ取得方法。 - 請求項15に記載の方法において、該方法はさらに、
目標物がすでに検知されている場合、
前記目標物のエレベーション角度およびアジマス角度の一方を、受信した第1信号および第2信号の振幅比を用いて計算し、
前記目標物のエレベーション角度およびアジマス角度の一方を、受信した第1信号および第2信号間の位相差を用いて計算することを特徴とする位置データ取得方法。 - 請求項16に記載の方法において、該方法はさらに、主制御部に目標物位置データを提供することを特徴とする位置データ取得方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/532,688 US9121930B2 (en) | 2012-06-25 | 2012-06-25 | Two-channel monopulse radar for three-dimensional detection |
US13/532,688 | 2012-06-25 | ||
PCT/US2013/047613 WO2014004505A1 (en) | 2012-06-25 | 2013-06-25 | Two-channel monopulse radar for three-dimensional detection |
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JP2015528111A true JP2015528111A (ja) | 2015-09-24 |
JP6001774B2 JP6001774B2 (ja) | 2016-10-05 |
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JP2015256527A Active JP6052928B2 (ja) | 2012-06-25 | 2015-12-28 | 三次元検知用2チャンネルモノパルスレーダ |
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US (1) | US9121930B2 (ja) |
EP (2) | EP4160267A1 (ja) |
JP (2) | JP6001774B2 (ja) |
KR (1) | KR101726798B1 (ja) |
CN (1) | CN104380136B (ja) |
WO (1) | WO2014004505A1 (ja) |
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JP2018093397A (ja) * | 2016-12-05 | 2018-06-14 | 日本無線株式会社 | 基板側面ホーンアンテナ |
JP2021004792A (ja) * | 2019-06-26 | 2021-01-14 | 古河電気工業株式会社 | レーダ装置およびレーダ装置の対象物検出方法 |
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JP2015172491A (ja) * | 2014-03-11 | 2015-10-01 | 富士通テン株式会社 | アンテナ、レーダ装置、および、車両制御システム |
DE102014220513A1 (de) * | 2014-09-30 | 2016-04-14 | Siemens Aktiengesellschaft | Mehrkanal-Radarverfahren und Mehrkanal-Radarsystem |
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JP2018093397A (ja) * | 2016-12-05 | 2018-06-14 | 日本無線株式会社 | 基板側面ホーンアンテナ |
JP2021004792A (ja) * | 2019-06-26 | 2021-01-14 | 古河電気工業株式会社 | レーダ装置およびレーダ装置の対象物検出方法 |
JP7306891B2 (ja) | 2019-06-26 | 2023-07-11 | 古河電気工業株式会社 | レーダ装置およびレーダ装置の対象物検出方法 |
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KR20150004399A (ko) | 2015-01-12 |
JP6052928B2 (ja) | 2016-12-27 |
EP2864806A1 (en) | 2015-04-29 |
WO2014004505A1 (en) | 2014-01-03 |
CN104380136B (zh) | 2017-03-29 |
JP6001774B2 (ja) | 2016-10-05 |
US9121930B2 (en) | 2015-09-01 |
CN104380136A (zh) | 2015-02-25 |
JP2016102801A (ja) | 2016-06-02 |
KR101726798B1 (ko) | 2017-04-26 |
EP4160267A1 (en) | 2023-04-05 |
EP2864806A4 (en) | 2015-07-01 |
US20150061921A1 (en) | 2015-03-05 |
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