JP4165336B2 - 風速レーダ - Google Patents
風速レーダ Download PDFInfo
- Publication number
- JP4165336B2 JP4165336B2 JP2003290089A JP2003290089A JP4165336B2 JP 4165336 B2 JP4165336 B2 JP 4165336B2 JP 2003290089 A JP2003290089 A JP 2003290089A JP 2003290089 A JP2003290089 A JP 2003290089A JP 4165336 B2 JP4165336 B2 JP 4165336B2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- radio wave
- wind speed
- radio
- primary radiator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000003989 dielectric material Substances 0.000 claims description 5
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- -1 alkaline earth metal titanate Chemical class 0.000 description 1
- 230000005620 antiferroelectricity Effects 0.000 description 1
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Images
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
- 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
- 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
- G01S13/426—Scanning radar, e.g. 3D 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
- G01S13/95—Radar or analogous systems specially adapted for specific applications for meteorological use
- G01S13/951—Radar or analogous systems specially adapted for specific applications for meteorological use ground based
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
- H01Q15/08—Refracting or diffracting devices, e.g. lens, prism formed of solid dielectric material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/06—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens
- H01Q19/062—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens for focusing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/007—Antennas or antenna systems providing at least two radiating patterns using two or more primary active elements in the focal region of a focusing device
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radar Systems Or Details Thereof (AREA)
- Aerials With Secondary Devices (AREA)
Description
εγ=2−(r/R)2
R:球の半径
r:球の中心からの距離
なお、誘電材料とは、常誘電性、強誘電性、若しくは反強誘電性を示し、かつ電気伝導性を有さない材料である。
2 支持部材
3 一次放射器
4 支持軸
5 支持レール
6 レドーム
7 反射板
8 ケーシング
10 制御ボックス
11 送信器
11f 発振器
12 受信器
13 制御器
14 送受切替器
15 信号検出器
16 信号処理器
Claims (2)
- 誘電材料を用いて比誘電率が半径方向に所定の割合で変化するように形成した球形の電波レンズを支持部材で支持し、レンズ外周に接して又は沿って一次放射器を配設し、一次放射器に送、受信器を接続すると共に、送、受信される電波を制御する制御装置を備え、観測すべき所望の複数の方位角方向に電波レンズを介して送、受信される電波の焦点位置に一次放射器を配設し、前記一次放射器は、天頂、及び東西南北と所定の天頂角θをなす方位方向のそれぞれに対応する5箇所の焦点位置に配置し、さらに、前記一次放射器を支持する複数の支持レールを備え、前記複数の支持レールは、互いに直交して設けられており、前記一次放射器を天頂方向、及び前記互いに直交する支持レール上に配設した風速レーダ。
- 前記球形の電波レンズに代えて球形レンズを2分した半球形の電波レンズ及び電波を反射する反射板を備えたことを特徴とする請求項1に記載の風速レーダ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003290089A JP4165336B2 (ja) | 2003-08-08 | 2003-08-08 | 風速レーダ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003290089A JP4165336B2 (ja) | 2003-08-08 | 2003-08-08 | 風速レーダ |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008029154A Division JP4258570B2 (ja) | 2008-02-08 | 2008-02-08 | 風速レーダ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005061905A JP2005061905A (ja) | 2005-03-10 |
JP4165336B2 true JP4165336B2 (ja) | 2008-10-15 |
Family
ID=34368224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003290089A Expired - Lifetime JP4165336B2 (ja) | 2003-08-08 | 2003-08-08 | 風速レーダ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4165336B2 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4816078B2 (ja) * | 2005-12-28 | 2011-11-16 | 住友電気工業株式会社 | 電波レンズアンテナ装置 |
CN101501523B (zh) * | 2006-08-02 | 2012-12-05 | 住友电气工业株式会社 | 雷达 |
CN101467066A (zh) * | 2006-08-04 | 2009-06-24 | Sei复合产品股份有限公司 | 风速雷达 |
JP6858778B2 (ja) * | 2016-07-29 | 2021-04-14 | 古野電気株式会社 | レーダシステム、レーダ装置、及び気象観測方法 |
JP7191291B2 (ja) * | 2019-01-21 | 2022-12-19 | 住友電気工業株式会社 | レーダリフレクタ及び情報記録装置 |
IL272439B2 (en) * | 2020-02-03 | 2023-05-01 | Elta Systems Ltd | Detection of weak signals with unknown parameters |
CN112462087A (zh) * | 2020-11-17 | 2021-03-09 | 西安热工研究院有限公司 | 一种适用于煤粉管道一次风速测量的防污染测量装置 |
CN113496092B (zh) * | 2021-09-08 | 2022-02-25 | 广东福顺天际通信有限公司 | 计算机辅助的电磁波透镜生产方法、电磁波透镜及天线 |
EP4418462A1 (en) * | 2021-11-18 | 2024-08-21 | Huawei Technologies Co., Ltd. | Microwave device and microwave communication site |
-
2003
- 2003-08-08 JP JP2003290089A patent/JP4165336B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2005061905A (ja) | 2005-03-10 |
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