JP4127838B2 - 電磁界プローブ - Google Patents
電磁界プローブ Download PDFInfo
- Publication number
- JP4127838B2 JP4127838B2 JP2005105182A JP2005105182A JP4127838B2 JP 4127838 B2 JP4127838 B2 JP 4127838B2 JP 2005105182 A JP2005105182 A JP 2005105182A JP 2005105182 A JP2005105182 A JP 2005105182A JP 4127838 B2 JP4127838 B2 JP 4127838B2
- Authority
- JP
- Japan
- Prior art keywords
- electromagnetic field
- dielectric
- field probe
- antenna
- radio wave
- 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 - Fee Related
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Classifications
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Description
1 アンテナ
2、2a アンテナ素子
3、3a 保護部材
3b 蓋部
3c、7b 螺子部
4、4c 誘電性部材
4a、4b 界面
5 螺子
6、6a 電波吸収性部材
7、7a 容器
8 開閉孔
9 液状誘電体
Claims (5)
- 長手方向を有して形成された素子からなるアンテナと、
高さ方向が前記アンテナの長手方向と略一致すると共に前記アンテナを内包する柱体をなすように前記アンテナの周囲に取り付けられた誘電性部材と、
前記誘電性部材がなす柱体の側面を取り囲むように取り付けられた電波吸収性部材とを
備えたことを特徴とする電磁界プローブ。 - 前記誘電性部材は、周波数3GHzにおける誘電率が22以上81以下、導電率が2.4以下の誘電体からなることを特徴とする請求項1に記載の電磁界プローブ。
- 前記電波吸収性部材は、1MHz以上3GHz以下の周波数範囲における複素誘電率の実数部ε’及び虚数部ε”がそれぞれ1以上、複素透磁率の実数部μ’及び虚数部μ”がそれぞれ1以上100以下及び1以上50以下の電波吸収体からなることを特徴とする請求項1に記載の電磁界プローブ。
- 前記誘電性部材は、詰め替え可能な容器に液状の誘電体が注入されて構成されたことを特徴とする請求項1に記載の電磁界プローブ。
- 前記誘電性部材は、前記アンテナに対する相対的な位置を可変にして取り付けられたことを特徴とする請求項1に記載の電磁界プローブ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005105182A JP4127838B2 (ja) | 2005-03-31 | 2005-03-31 | 電磁界プローブ |
EP05104547A EP1707968A1 (en) | 2005-03-31 | 2005-05-27 | Electromagnetic field probe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005105182A JP4127838B2 (ja) | 2005-03-31 | 2005-03-31 | 電磁界プローブ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006284381A JP2006284381A (ja) | 2006-10-19 |
JP4127838B2 true JP4127838B2 (ja) | 2008-07-30 |
Family
ID=36636520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005105182A Expired - Fee Related JP4127838B2 (ja) | 2005-03-31 | 2005-03-31 | 電磁界プローブ |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1707968A1 (ja) |
JP (1) | JP4127838B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012101979A1 (ja) * | 2011-01-24 | 2012-08-02 | 株式会社村田製作所 | 電界プローブ |
JP5250058B2 (ja) * | 2011-02-07 | 2013-07-31 | アンリツ株式会社 | 無線端末送受信性能測定方法および装置 |
CN114034938B (zh) * | 2021-11-05 | 2023-12-05 | 青岛大学 | 一种介质空间中天线性能评估方法、装置及电子设备 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3238477A (en) * | 1963-04-30 | 1966-03-01 | Helmut L Brueckmann | High-impedance radio frequency coaxial line having ferrite sleeve in dielectric space |
JPH03124099A (ja) * | 1989-10-06 | 1991-05-27 | Toshiba Corp | 電波暗室 |
US6154179A (en) * | 1997-11-28 | 2000-11-28 | Kohno; Kazuo | Underground or underwater antennas |
WO2003014717A1 (fr) * | 2001-08-08 | 2003-02-20 | Ntt Docomo, Inc. | Dispositif de mesure de la puissance d'absorption |
-
2005
- 2005-03-31 JP JP2005105182A patent/JP4127838B2/ja not_active Expired - Fee Related
- 2005-05-27 EP EP05104547A patent/EP1707968A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP1707968A1 (en) | 2006-10-04 |
JP2006284381A (ja) | 2006-10-19 |
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