JP2023501710A - ビームスポイリング - Google Patents
ビームスポイリング Download PDFInfo
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- JP2023501710A JP2023501710A JP2022528219A JP2022528219A JP2023501710A JP 2023501710 A JP2023501710 A JP 2023501710A JP 2022528219 A JP2022528219 A JP 2022528219A JP 2022528219 A JP2022528219 A JP 2022528219A JP 2023501710 A JP2023501710 A JP 2023501710A
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- Prior art keywords
- spoiled
- space
- phased array
- array
- array radar
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- 238000000034 method Methods 0.000 claims abstract description 19
- 238000012545 processing Methods 0.000 claims description 11
- 230000006870 function Effects 0.000 description 23
- 238000004590 computer program Methods 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 3
- 230000007123 defense Effects 0.000 description 3
- 238000003491 array Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000012804 iterative process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- 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
- H01Q3/26—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/34—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical 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
- G01S7/03—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
- G01S7/032—Constructional details for solid-state radar subsystems
-
- 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
- G01S13/02—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
- G01S2013/0263—Passive array antenna
-
- 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
- H01Q3/26—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
(m,n) - 位相スポイリング関数の実施形態例
φU(n) - スポイリング関数のUオンリー項
φV(m) - スポイリング関数のVオンリー項(Vスポイリングなしの場合は不要)
φsteer(n,m) - 主ビームのUVステアリング項
m,M - アレイ素子ロウインデックス、M行
n,N - アレイ素子カラムインデックス、N列
φ(u0,v0) - u0,v0へのステアリングのためのアンスポイルド位相関数
λ - 波長
Δx,Δy - ロウ、カラム素子間隔
Umax - スポイルドビームの所望のU範囲
θfov - 方位角視野(FOV)に対する設計
w(n) - 走査損失及びアンテナ効果を補償するための位相重み関数
k - 上の重み関数の指数であり、チューニング値(典型的に0.1-0.25)
Usteer(n) - カラムステアリング角度、FOV全体にわたる平滑関数
Vsteer(n) - 所望の仰角(El)までの各カラムのステアリング角度
Vmax - スポイルドビームの所望のV範囲(Vスポイリングが用いられる場合)
El - スポイルドビームの所望の仰角
Elant - アンテナ仰角
Tant - アンテナチルト角
Claims (20)
- 一定位相の曲面を持つビームをフェイズドアレイレーダ面から生成する、
ことを有する方法。 - 前記ビームはファンビームを有する、請求項1に記載の方法。
- 前記ビームはu空間内でスポイルされる、請求項1に記載の方法。
- 前記ビームはv空間内でスポイルされる、請求項3に記載の方法。
- 前記ビームは固定振幅を持つ、請求項3に記載の方法。
- 前記ビームは、カラム内のアレイ素子間隔、波長、前記フェイズドアレイレーダ面のカラム内の素子数、及びアレイ視野に基づいて、u空間内でスポイルされる、請求項3に記載の方法。
- 前記ビームは、走査損失に対して修正される、請求項1に記載の方法。
- 前記ビームは、アレイロウ素子間隔、波長、及びロウ素子の数に基づいて、v空間内でスポイルされる、請求項1に記載の方法。
- 反復処理なしでリアルタイムに前記ビームを制御する、ことを更に含む請求項1に記載の方法。
- 前記ビームは、ホライズンに従った、実空間において平坦であり且つuv空間において湾曲したパターンを持つ、請求項1に記載の方法。
- フェイズドアレイレーダシステムであって、
ビームフォーマ及びビームスポイラモジュールを有し、前記ビームスポイラモジュールは、
一定位相の曲面を持つビームをフェイズドアレイレーダ面から生成する、
ように構成されている、
フェイズドアレイレーダシステム。 - 前記ビームはファンビームを有する、請求項11に記載のシステム。
- 前記ビームはu空間内でスポイルされる、請求項11に記載のシステム。
- 前記ビームはv空間内でスポイルされる、請求項13に記載のシステム。
- 前記ビームは固定振幅を持つ、請求項13に記載のシステム。
- 前記ビームは、カラム内のアレイ素子間隔、波長、前記フェイズドアレイレーダ面のカラム内の素子数、及びアレイの視野に基づいて、u空間内でスポイルされる、請求項13に記載のシステム。
- 前記ビームは、アレイロウ素子間隔、波長、及びロウ素子の数に基づいて、v空間内でスポイルされる、請求項11に記載のシステム。
- 反復処理なしでリアルタイムに前記ビームを制御する、ことを更に含む請求項11に記載のシステム。
- 前記ビームは、ホライズンに従った、実空間において平坦であり且つuv空間において湾曲したパターンを持つ、請求項11に記載のシステム。
- 命令を格納した非一時的コンピュータ読み取り可能媒体を有する物品であって、前記命令は、フェイズドアレイレーダに、当該フェイズドアレイレーダの面から、一定位相の曲面を持つビームを生成させる、物品。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/686,573 US11699851B2 (en) | 2019-11-18 | 2019-11-18 | Beam spoiling |
US16/686,573 | 2019-11-18 | ||
PCT/US2020/048057 WO2021101609A1 (en) | 2019-11-18 | 2020-08-26 | Beam spoiling |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2023501710A true JP2023501710A (ja) | 2023-01-18 |
JP7471411B2 JP7471411B2 (ja) | 2024-04-19 |
Family
ID=74873794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022528219A Active JP7471411B2 (ja) | 2019-11-18 | 2020-08-26 | ビームスポイリング |
Country Status (6)
Country | Link |
---|---|
US (1) | US11699851B2 (ja) |
EP (1) | EP4062189A1 (ja) |
JP (1) | JP7471411B2 (ja) |
AU (1) | AU2020386840A1 (ja) |
CA (1) | CA3151672A1 (ja) |
WO (1) | WO2021101609A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102593557B1 (ko) * | 2021-05-04 | 2023-10-24 | 한국전자통신연구원 | 드론 식별을 위한 안테나 장치 및 그 동작 방법 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60501974A (ja) * | 1983-08-05 | 1985-11-14 | ヒユ−ズ・エアクラフト・カンパニ− | 三次元タ−ゲットデ−タ抽出を選択可能な二次元レ−ダシステム |
JP2010068378A (ja) * | 2008-09-12 | 2010-03-25 | Japan Aerospace Exploration Agency | 広角ビームアレーアンテナ |
JP2012230098A (ja) * | 2011-02-25 | 2012-11-22 | Raytheon Co | 自動化されたビームのレイアウト |
US8604976B1 (en) * | 2011-08-25 | 2013-12-10 | Raytheon Company | Broad beam antenna design for a tilted phased array with platform motion |
JP2016116223A (ja) * | 2014-12-12 | 2016-06-23 | ユーテルサット・ソシエテ・アノニムEutelsat S.A. | アレイフィードを有するアンテナシステムにおいて位相偏差を低減する方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3355738A (en) * | 1964-11-09 | 1967-11-28 | North American Aviation Inc | Microwave antenna having a controlled phase distribution |
US4532519A (en) | 1981-10-14 | 1985-07-30 | Rudish Ronald M | Phased array system to produce, steer and stabilize non-circularly-symmetric beams |
US5258767A (en) * | 1989-03-14 | 1993-11-02 | Kokusai Denshin Denwa Co., Ltd. | Antenna system for shaped beam |
GB2414352A (en) * | 2004-05-18 | 2005-11-23 | Roke Manor Research | An adaptively-corrected RF pulse amplifier for a beam-steered radar antenna array |
US8400356B2 (en) * | 2006-12-27 | 2013-03-19 | Lockheed Martin Corp. | Directive spatial interference beam control |
US20130057432A1 (en) * | 2011-09-02 | 2013-03-07 | Samsung Electronics Co., Ltd. | Method and apparatus for beam broadening for phased antenna arrays using multi-beam sub-arrays |
US9620856B2 (en) | 2012-11-19 | 2017-04-11 | Raytheon Company | Beam broadening with large spoil factors |
EP3682265A2 (en) | 2017-09-14 | 2020-07-22 | Raytheon Company | Multi-static frequency diverse waveform (mfdw) |
-
2019
- 2019-11-18 US US16/686,573 patent/US11699851B2/en active Active
-
2020
- 2020-08-26 JP JP2022528219A patent/JP7471411B2/ja active Active
- 2020-08-26 AU AU2020386840A patent/AU2020386840A1/en active Pending
- 2020-08-26 WO PCT/US2020/048057 patent/WO2021101609A1/en unknown
- 2020-08-26 EP EP20864277.7A patent/EP4062189A1/en active Pending
- 2020-08-26 CA CA3151672A patent/CA3151672A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60501974A (ja) * | 1983-08-05 | 1985-11-14 | ヒユ−ズ・エアクラフト・カンパニ− | 三次元タ−ゲットデ−タ抽出を選択可能な二次元レ−ダシステム |
JP2010068378A (ja) * | 2008-09-12 | 2010-03-25 | Japan Aerospace Exploration Agency | 広角ビームアレーアンテナ |
JP2012230098A (ja) * | 2011-02-25 | 2012-11-22 | Raytheon Co | 自動化されたビームのレイアウト |
US8604976B1 (en) * | 2011-08-25 | 2013-12-10 | Raytheon Company | Broad beam antenna design for a tilted phased array with platform motion |
JP2016116223A (ja) * | 2014-12-12 | 2016-06-23 | ユーテルサット・ソシエテ・アノニムEutelsat S.A. | アレイフィードを有するアンテナシステムにおいて位相偏差を低減する方法 |
Also Published As
Publication number | Publication date |
---|---|
AU2020386840A1 (en) | 2022-03-03 |
JP7471411B2 (ja) | 2024-04-19 |
EP4062189A1 (en) | 2022-09-28 |
CA3151672A1 (en) | 2021-05-27 |
US20210151880A1 (en) | 2021-05-20 |
WO2021101609A1 (en) | 2021-05-27 |
US11699851B2 (en) | 2023-07-11 |
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