JP2019066288A - レーダー装置 - Google Patents
レーダー装置 Download PDFInfo
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- JP2019066288A JP2019066288A JP2017191213A JP2017191213A JP2019066288A JP 2019066288 A JP2019066288 A JP 2019066288A JP 2017191213 A JP2017191213 A JP 2017191213A JP 2017191213 A JP2017191213 A JP 2017191213A JP 2019066288 A JP2019066288 A JP 2019066288A
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Classifications
-
- 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
- G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
- G01S7/0232—Avoidance by frequency multiplex
-
- 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
-
- 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
- G01S13/424—Stacked beam radar
-
- 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
- G01S7/03—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
- G01S7/35—Details of non-pulse systems
- G01S7/352—Receivers
- G01S7/354—Extracting wanted echo-signals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/22—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation in accordance with variation of frequency of radiated wave
-
- 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
-
- 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
- G01S7/35—Details of non-pulse systems
- G01S7/352—Receivers
- G01S7/356—Receivers involving particularities of FFT processing
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Description
(2)アンテナの方向を物理的に変化させる方法(特許文献4参照)。
(3)フェーズドアレイを用いてその放射方向の変化のさせる方法(特許文献5参照)。
(4)デジタルビームフォーミングを用いる方法(特許文献6参照)。
供給される周波数に応じて仰角方向の放射角が変化する周波数特性を有するアンテナと、
前記アンテナに、複数の周波数帯域の送信信号を供給する送信信号形成部と、
各周波数帯域の送信信号についての受信信号を用いて各周波数帯域の検出点を得、前記複数の周波数帯域に亘る前記検出点の存在の有無に基づいて高さ方向の情報を得る受信処理部と、
を具備する。
2、100 レーダー装置
101 制御・処理部
102 発振器
103、104 アンプ
105 ミキサー
106 ADコンバータ
107 表示・出力部
110 アンテナ
Claims (5)
- 供給される周波数に応じて仰角方向の放射角が変化する周波数特性を有するアンテナと、
前記アンテナに、複数の周波数帯域の送信信号を供給する送信信号形成部と、
各周波数帯域の送信信号についての受信信号を用いて各周波数帯域の検出点を得、前記複数の周波数帯域に亘る前記検出点の存在の有無に基づいて高さ方向の情報を得る受信処理部と、
を具備するレーダー装置。 - 前記送信信号形成部は、1チャープ信号内に前記複数の周波数帯域を含むチャープ信号を形成し、当該チャープ信号を前記アンテナに供給する、
請求項1に記載のレーダー装置。 - 前記受信処理部は、前記複数の周波数帯域に亘る前記検出点の存在確率に基づいて、前記検出点をフィルタリングする、
請求項1又は請求項2に記載のレーダー装置。 - 前記受信処理部は、前記複数の周波数帯域に亘る前記検出点の連続の度合いに基づいて、前記検出点をフィルタリングする、
請求項1又は請求項2に記載のレーダー装置。 - 前記受信処理部は、前記検出点の距離情報と、前記検出点が存在する周波帯域に対応する前記アンテナの放射角情報と、から前記検出点の高さ情報を得る、
請求項1に記載のレーダー装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017191213A JP6923799B2 (ja) | 2017-09-29 | 2017-09-29 | レーダー装置 |
US16/640,747 US20210132210A1 (en) | 2017-09-29 | 2018-09-20 | Radar device |
EP18862930.7A EP3690478A4 (en) | 2017-09-29 | 2018-09-20 | RADAR DEVICE |
CN201880052940.1A CN111033309A (zh) | 2017-09-29 | 2018-09-20 | 雷达装置 |
PCT/JP2018/034787 WO2019065440A1 (ja) | 2017-09-29 | 2018-09-20 | レーダー装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017191213A JP6923799B2 (ja) | 2017-09-29 | 2017-09-29 | レーダー装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019066288A true JP2019066288A (ja) | 2019-04-25 |
JP6923799B2 JP6923799B2 (ja) | 2021-08-25 |
Family
ID=65901024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017191213A Active JP6923799B2 (ja) | 2017-09-29 | 2017-09-29 | レーダー装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20210132210A1 (ja) |
EP (1) | EP3690478A4 (ja) |
JP (1) | JP6923799B2 (ja) |
CN (1) | CN111033309A (ja) |
WO (1) | WO2019065440A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210060844A (ko) | 2019-11-19 | 2021-05-27 | 삼성전자주식회사 | 레이더 센서를 이용한 3차원 위치 측정 방법 및 장치 |
US11309636B2 (en) * | 2019-12-18 | 2022-04-19 | Waymo Llc | Antenna structure for reducing beam squint and sidelobes |
Citations (7)
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JP2004198438A (ja) * | 2004-02-16 | 2004-07-15 | Fujitsu Ten Ltd | 車載レーダ装置 |
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2017
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-
2018
- 2018-09-20 US US16/640,747 patent/US20210132210A1/en not_active Abandoned
- 2018-09-20 WO PCT/JP2018/034787 patent/WO2019065440A1/ja unknown
- 2018-09-20 EP EP18862930.7A patent/EP3690478A4/en not_active Withdrawn
- 2018-09-20 CN CN201880052940.1A patent/CN111033309A/zh not_active Withdrawn
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JP2004198438A (ja) * | 2004-02-16 | 2004-07-15 | Fujitsu Ten Ltd | 車載レーダ装置 |
WO2007032234A1 (ja) * | 2005-09-14 | 2007-03-22 | Murata Manufacturing Co., Ltd. | レーダ装置 |
JP2012512387A (ja) * | 2008-12-15 | 2012-05-31 | ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング | 車両のためのfmcwレーダセンサ |
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Also Published As
Publication number | Publication date |
---|---|
JP6923799B2 (ja) | 2021-08-25 |
US20210132210A1 (en) | 2021-05-06 |
CN111033309A (zh) | 2020-04-17 |
EP3690478A4 (en) | 2021-06-23 |
WO2019065440A1 (ja) | 2019-04-04 |
EP3690478A1 (en) | 2020-08-05 |
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EP4397996A1 (en) | Electronic device, method for controlling electronic device, and program |
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