JP2017015703A - 電気光学プローブ、電磁波測定装置および電磁波測定方法 - Google Patents
電気光学プローブ、電磁波測定装置および電磁波測定方法 Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0878—Sensors; antennas; probes; detectors
- G01R29/0885—Sensors; antennas; probes; detectors using optical probes, e.g. electro-optical, luminescent, glow discharge, or optical interferometers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0807—Measuring electromagnetic field characteristics characterised by the application
- G01R29/0814—Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0892—Details related to signal analysis or treatment; presenting results, e.g. displays; measuring specific signal features other than field strength, e.g. polarisation, field modes, phase, envelope, maximum value
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- G—PHYSICS
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0871—Complete apparatus or systems; circuits, e.g. receivers or amplifiers
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Abstract
Description
図1は、本発明の第1の実施の形態に係る電磁波測定装置の構成を示す図である。
本実施の形態は、第1の実施の形態に係る電磁波測定装置と比べてセルフヘテロダインとは異なる方式を採用した電磁波測定装置に関する。以下で説明する内容以外は第1の実施の形態に係る電磁波測定装置と同様である。
3,4 光増幅器
5,6 光分岐器
7,8 光合波器
9 光シフタ
10 光電磁波変換部
11 発振器
12 サーキュレータ
13 光フィルタ
14 受光素子
15 振幅/位相検出器
16 光ファイバ
21 光電変換器
22 アンテナ
31 発光素子(光源)
32,33 光位相変調器
34 シフタ
35,40 発振器
37,61 サーキュレータ
38,62 光フィルタ
39,63 受光素子
41 アンテナ
51 反射部
52 電気光学結晶
53 レンズ
101 電気光学プローブ
201,202 電磁波測定装置
D1 固有偏波方向,固有軸
D2 固有軸
Claims (10)
- 電磁波を検出するための電気光学プローブであって、
電気光学結晶と、
前記電気光学結晶と光学的に結合された光ファイバとを備え、
前記電気光学結晶の固有軸の方向と前記電気光学結晶へ入射される前記光ファイバからの光の偏波方向とが沿うように設けられている、電気光学プローブ。 - 前記電気光学結晶は、自然複屈折を有する、請求項1に記載の電気光学プローブ。
- 前記電気光学結晶は、有機非線形光学結晶である、請求項1または請求項2に記載の電気光学プローブ。
- 前記電気光学結晶は、DAST(4−N,N−dimethylamino−4’−N’−methyl−stilbazolium tosylate)、DASC(4−N,N−dimethylamino−4’−N’−methyl−stilbazolium p−chlorobenzenesulfonate)、DSTMS(4−N,N−dimethylamino−4’−N’−methyl−stilbazolium 2,4,6−trimethylbenzenesulfonate)またはOH1(2−(3−(4−Hydroxystyryl)−5,5−dimethylcyclohex−2−enylidene)malononitrile)である、請求項3に記載の電気光学プローブ。
- 前記光ファイバは、偏波保持ファイバであり、
前記電気光学結晶の固有軸の方向と前記光ファイバの固有偏波方向とが沿うように設けられている、請求項1から請求項4のいずれか1項に記載の電気光学プローブ。 - 電磁波を検出するための電気光学プローブであって、
電気光学結晶と、
前記電気光学結晶と光学的に結合された光ファイバとを備え、
前記電気光学結晶の固有軸の方向と前記光ファイバの固有偏波方向とが沿うように設けられている、電気光学プローブ。 - 光源と、
前記光源からの光、および電磁波を受ける電気光学プローブと、
前記電気光学プローブから出力された光を受ける光フィルタと、
前記光フィルタを通過した光を電気信号に変換する受光素子とを備え、
前記電気光学プローブは、
電気光学結晶と、
前記電気光学結晶と光学的に結合された光ファイバとを備え、
前記電気光学結晶の固有軸の方向と前記電気光学結晶へ入射される前記光ファイバからの光の偏波方向とが沿うように設けられている、電磁波測定装置。 - 光源と、
前記光源からの光、および電磁波を受ける電気光学プローブと、
前記電気光学プローブから出力された光を受ける光フィルタと、
前記光フィルタを通過した光を電気信号に変換する受光素子とを備え、
前記電気光学プローブは、
電気光学結晶と、
前記電気光学結晶と光学的に結合された光ファイバとを備え、
前記電気光学結晶の固有軸の方向と前記光ファイバの固有偏波方向とが沿うように設けられている、電磁波測定装置。 - 電気光学結晶と、前記電気光学結晶と光学的に結合された光ファイバとを備え、前記電気光学結晶の固有軸の方向と前記電気光学結晶へ入射される前記光ファイバからの光の偏波方向とが沿うように設けられている電気光学プローブを用いる電磁波測定方法であって、
光源からの光を前記電気光学プローブに与えるとともに、電磁波を前記電気光学プローブに与えるステップと、
前記電気光学プローブから出力される光に基づいて前記電磁波を測定するステップとを含む、電磁波測定方法。 - 電気光学結晶と、前記電気光学結晶と光学的に結合された光ファイバとを備え、前記電気光学結晶の固有軸の方向と前記光ファイバの固有偏波方向とが沿うように設けられている電気光学プローブを用いる電磁波測定方法であって、
光源からの光を前記電気光学プローブに与えるとともに、電磁波を前記電気光学プローブに与えるステップと、
前記電気光学プローブから出力される光に基づいて前記電磁波を測定するステップとを含む、電磁波測定方法。
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WO2018164110A1 (ja) | 2017-03-06 | 2018-09-13 | 国立大学法人大阪大学 | 電磁波測定装置および電磁波測定方法 |
WO2020091071A1 (ja) | 2018-11-01 | 2020-05-07 | 国立大学法人 岐阜大学 | 電磁波計測用プローブ及び電磁波計測システム並びに束状光ファイバ |
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CN112198374B (zh) * | 2020-09-30 | 2021-10-22 | 武汉大学 | 一种高频高精度空间电场测量系统及方法 |
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CN115225154B (zh) * | 2022-07-19 | 2023-07-21 | 中国电子科技集团公司第四十四研究所 | 光子集成芯片及超宽带射频光子收发装置 |
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JP6936560B2 (ja) | 2021-09-15 |
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