JP2024501521A - 水平間隔及び垂直間隔にて配置される複数のアンテナを含むレーダー装置 - Google Patents
水平間隔及び垂直間隔にて配置される複数のアンテナを含むレーダー装置 Download PDFInfo
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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
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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
- H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
- H01Q1/3233—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used particular used as part of a sensor or in a security system, e.g. for automotive radar, navigation 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
- 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
- G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
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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
- G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
- G01S13/343—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using sawtooth modulation
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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
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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
-
- 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
- G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
-
- 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
- G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
- G01S7/034—Duplexers
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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
- G01S7/40—Means for monitoring or calibrating
- G01S7/4004—Means for monitoring or calibrating of parts of a radar system
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
-
- 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
- G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
- G01S13/345—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using triangular modulation
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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
- 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
- G01S2013/0236—Special technical features
- G01S2013/0245—Radar with phased array antenna
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Radar Systems Or Details Thereof (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Electromagnetism (AREA)
Abstract
Description
送信アンテナグループ間の間隔=(N-K)*A
送信アンテナグループTx1、Tx2間の間隔=(N/2-K)*A
第1の群集及び第2の群集間の間隔=(N/2-K)+1*A
Claims (13)
- レーダー装置において、
第1の水平間隔及び第1の垂直間隔に基づいて、対角線の方向に配置される複数の送信アンテナを含む送信アンテナ部と、
前記第1の水平間隔に基づいて配置される第1の受信アンテナグループ及び第2の受信アンテナグループを含む受信アンテナ部と、
前記送信アンテナ部を通じて送信信号を送信し、前記受信アンテナ部を通じて対象体から反射された反射信号を受信する送受信部と、
前記受信された反射信号を処理して前記対象体に関する情報を導出する処理部と、
を含む、レーダー装置。 - 前記送信アンテナ部は、少なくとも2つ以上の送信アンテナグループを含み、各送信アンテナグループは、前記第1の水平間隔及び前記第1の垂直間隔に基づいて、対角線の方向に配置される複数の送信アンテナを含み、前記少なくとも2つ以上の送信アンテナグループに属した各グループは、前記受信アンテナ部に含まれた受信アンテナの個数及び前記第1の水平間隔に基づいて、互いに間隔を置いて配置される、請求項1に記載のレーダー装置。
- 前記少なくとも2つ以上の送信アンテナグループは、誤差補償定数にさらに基づいて、互いに間隔を置いて配置され、
前記誤差補償定数は、0以上の定数である、請求項2に記載のレーダー装置。 - 前記誤差補償定数が前記受信アンテナ部に含まれた受信アンテナの個数及び前記送信アンテナ部に含まれた送信アンテナの個数に基づいて決定される臨界値以上の偶数である場合、
互いに異なる送信アンテナグループに含まれた少なくとも2つの送信アンテナ間の位置がオーバーラップされる、請求項3に記載のレーダー装置。 - 前記処理部は、前記オーバーラップされた少なくとも2つの送信アンテナに対応して受信された信号に基づいて、前記受信された反射信号に対する誤差補償を行う、請求項4に記載のレーダー装置。
- 前記第1の受信アンテナグループに含まれた少なくとも1つの受信アンテナ及び前記第2の受信アンテナグループに含まれた少なくとも1つの受信アンテナは、互いに交互に配置される、請求項1に記載のレーダー装置。
- 前記第1の受信アンテナグループの1つの受信アンテナと前記第2の受信アンテナグループの1つの受信アンテナは、第2の水平間隔にて互いに隣接するように配置される、請求項6に記載のレーダー装置。
- 前記第1の水平間隔は、前記第2の水平間隔の少なくとも2倍以上の値である、請求項7に記載のレーダー装置。
- 前記第1の受信アンテナグループの1つの受信アンテナと、前記第2の受信アンテナグループの1つの受信アンテナは、互いに隣接するように配置され、第2の垂直間隔に基づいて垂直の段差を形成するように配置される、請求項6に記載のレーダー装置。
- 前記第1の垂直間隔は、前記第2の垂直間隔の少なくとも2倍以上の値である、請求項9に記載のレーダー装置。
- 前記第1の受信アンテナグループに含まれた何れか1つの受信アンテナの下位グループは、前記第2の受信アンテナグループに含まれた何れか1つの受信アンテナの下位グループと互いに交互に配置されて第1の群集を形成し、
前記第1の受信アンテナグループに含まれた他の1つの受信アンテナの下位グループは、前記第2の受信アンテナグループに含まれた他の1つの受信アンテナの下位グループと互いに交互に配置されて第2の群集を形成する、請求項6に記載のレーダー装置。 - 前記第1の群集に含まれた受信アンテナ及び前記第2の群集に含まれた受信アンテナは、前記受信アンテナ部に含まれた受信アンテナの個数、誤差補償定数、及び前記第1の水平間隔に基づいて、互いに間隔を置いて配置される、請求項11に記載のレーダー装置。
- 前記第1の群集に含まれた受信アンテナ及び前記第2の群集に含まれた受信アンテナは、間隔補償定数にさらに基づいて、互いに間隔を置いて配置される、請求項12に記載のレーダー装置。
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KR1020200184677A KR102288673B1 (ko) | 2020-12-28 | 2020-12-28 | 수평 간격 및 수직 간격으로 배치되는 복수의 안테나를 포함하는 레이더 장치 |
KR10-2020-0184677 | 2020-12-28 | ||
PCT/KR2020/019294 WO2022145513A1 (ko) | 2020-12-28 | 2020-12-29 | 수평 간격 및 수직 간격으로 배치되는 복수의 안테나를 포함하는 레이더 장치 |
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EP (1) | EP4253993A4 (ja) |
JP (1) | JP7563805B2 (ja) |
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