JP2014238319A5 - Electromagnetic wave device - Google Patents
Electromagnetic wave device Download PDFInfo
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- JP2014238319A5 JP2014238319A5 JP2013120788A JP2013120788A JP2014238319A5 JP 2014238319 A5 JP2014238319 A5 JP 2014238319A5 JP 2013120788 A JP2013120788 A JP 2013120788A JP 2013120788 A JP2013120788 A JP 2013120788A JP 2014238319 A5 JP2014238319 A5 JP 2014238319A5
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- electrode portion
- electromagnetic wave
- wave device
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- branch portions
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- 230000001678 irradiating Effects 0.000 claims 2
- 239000000758 substrate Substances 0.000 claims 2
- 238000001328 terahertz time-domain spectroscopy Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
Description
本発明は、例えばテラヘルツ時間領域分光法（Ｔｅｒａｈｅｒｔｚ Ｔｉｍｅ−Ｄｏｍａｉｎ Ｓｐｅｃｔｒｏｓｃｏｐｙ）を用いて測定対象物の特性を分析するテラヘルツ波計測装置等に用いられる電磁波装置の技術分野に関する。
The present invention relates to a technical field of an electromagnetic wave device used for a terahertz wave measuring apparatus that analyzes characteristics of a measurement object using, for example, terahertz time-domain spectroscopy (Terahertz Time-Domain Spectroscopy).
本発明は、例えば上記問題点に鑑みてなされたものであり、光伝導アンテナの配置位置が多少ずれたとしても、テラヘルツ波の検出強度の低下を防止することができる電磁波装置を提供することを課題とする。
The present invention has been made in view of the above problems, for example, and provides an electromagnetic wave device capable of preventing a decrease in terahertz wave detection intensity even if the arrangement position of the photoconductive antenna is slightly deviated. Let it be an issue.
本発明の電磁波装置は、上記課題を解決するために、主部に電気的に接続された複数の枝部を夫々有する第１電極部及び第２電極部からなるアンテナ電極を光伝導基板の一の面上に有し、レーザ光が照射されることで電磁波を発生又は検出する光伝導素子と、前記レーザ光を前記光伝導素子に照射する照射部と、を備え、前記第１電極部の複数の枝部各々と、前記第２電極部の複数の枝部各々とは、前記一の面上の枝部配置領域において間隔をあけて交互に配置され、前記照射部は、前記レーザ光を前記枝部配置領域の一部に照射する。
In order to solve the above-described problems, an electromagnetic wave device according to the present invention has an antenna electrode formed of a first electrode portion and a second electrode portion each having a plurality of branch portions electrically connected to a main portion. A photoconductive element that generates or detects an electromagnetic wave when irradiated with laser light, and an irradiation unit that irradiates the photoconductive element with the laser light, the first electrode unit Each of the plurality of branch portions and each of the plurality of branch portions of the second electrode portion are alternately arranged at intervals in the branch portion arrangement region on the one surface, and the irradiation unit emits the laser beam. A part of the branch arrangement region is irradiated.
本発明の電磁波装置としてのテラヘルツ波光伝導素子に係る実施形態について説明する。
An embodiment according to a terahertz wave photoconductive element as an electromagnetic wave device of the present invention will be described.
本発明は、上述した実施形態に限られるものではなく、特許請求の範囲及び明細書全体から読み取れる発明の要旨或いは思想に反しない範囲で適宜変更可能であり、そのような変更を伴う電磁波装置もまた本発明の技術的範囲に含まれるものである。
The present invention is not limited to the embodiments described above, but various modifications can be made without departing from the essence or spirit of the invention which can be read from the entire claims and specification, also electromagnetic devices with such changes Moreover, it is included in the technical scope of the present invention.
Claims (4)
前記レーザ光を前記光伝導素子に照射する照射部と、
を備え、
前記第１電極部の複数の枝部各々と、前記第２電極部の複数の枝部各々とは、前記一の面上の枝部配置領域において間隔をあけて交互に配置され、
前記照射部は、前記レーザ光を前記枝部配置領域の一部に照射する
ことを特徴とする電磁波装置。 An antenna electrode composed of a first electrode portion and a second electrode portion each having a plurality of branch portions electrically connected to the main portion is provided on one surface of the photoconductive substrate and irradiated with laser light. A photoconductive element for generating or detecting electromagnetic waves;
An irradiation unit for irradiating the photoconductive element with the laser beam;
With
Each of the plurality of branch portions of the first electrode portion and each of the plurality of branch portions of the second electrode portion are alternately arranged at intervals in the branch portion arrangement region on the one surface ,
The irradiation section, the electromagnetic wave device, which comprises irradiating the laser beam to a portion of the branch portion arrangement region.
ことを特徴とする請求項１に記載の電磁波装置。 The electromagnetic wave device according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013120788A JP2014238319A (en) | 2013-06-07 | 2013-06-07 | Terahertz wave photoconductive element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013120788A JP2014238319A (en) | 2013-06-07 | 2013-06-07 | Terahertz wave photoconductive element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2014238319A JP2014238319A (en) | 2014-12-18 |
| JP2014238319A5 true JP2014238319A5 (en) | 2016-08-25 |
Family
ID=52135582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013120788A Pending JP2014238319A (en) | 2013-06-07 | 2013-06-07 | Terahertz wave photoconductive element |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2014238319A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9761750B2 (en) | 2014-12-10 | 2017-09-12 | Electronics And Telecommunications Research Institute | Large caliber array type terahertz wave generating device having photonic crystal structure |
| JP6483453B2 (en) * | 2015-01-30 | 2019-03-13 | 国立大学法人横浜国立大学 | Terahertz electric field waveform detector |
| CN106989684B (en) * | 2017-05-19 | 2019-05-28 | 上海宇航系统工程研究所 | Splice the non-visual portion structure gap measuring apparatus of antenna and measurement method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2392782B (en) * | 2002-09-04 | 2005-07-13 | Teraview Ltd | An Antenna |
| JP2007324310A (en) * | 2006-05-31 | 2007-12-13 | Osaka Univ | Electromagnetic wave generator |
| JP2008277565A (en) * | 2007-04-27 | 2008-11-13 | Matsushita Electric Ind Co Ltd | Terahertz wave generating device |
| KR101291319B1 (en) * | 2009-09-18 | 2013-07-30 | 한국전자통신연구원 | apparatus for generating/detecting THz wave and manufacturing method of the same |
| JP2012026943A (en) * | 2010-07-27 | 2012-02-09 | Hitachi High-Technologies Corp | Far infrared imaging apparatus and imaging method using the same |
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2013
- 2013-06-07 JP JP2013120788A patent/JP2014238319A/en active Pending
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