JP6454017B2 - 電界放出光源 - Google Patents
電界放出光源 Download PDFInfo
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- JP6454017B2 JP6454017B2 JP2017533345A JP2017533345A JP6454017B2 JP 6454017 B2 JP6454017 B2 JP 6454017B2 JP 2017533345 A JP2017533345 A JP 2017533345A JP 2017533345 A JP2017533345 A JP 2017533345A JP 6454017 B2 JP6454017 B2 JP 6454017B2
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Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J63/00—Cathode-ray or electron-stream lamps
- H01J63/02—Details, e.g. electrode, gas filling, shape of vessel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J63/00—Cathode-ray or electron-stream lamps
- H01J63/02—Details, e.g. electrode, gas filling, shape of vessel
- H01J63/04—Vessels provided with luminescent coatings; Selection of materials for the coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J63/00—Cathode-ray or electron-stream lamps
- H01J63/06—Lamps with luminescent screen excited by the ray or stream
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/30—Cold cathodes, e.g. field-emissive cathode
- H01J1/304—Field-emissive cathodes
- H01J1/3042—Field-emissive cathodes microengineered, e.g. Spindt-type
- H01J1/3044—Point emitters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0031—Tubes with material luminescing under electron bombardment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
Landscapes
- Discharge Lamps And Accessories Thereof (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Cold Cathode And The Manufacture (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Electroluminescent Light Sources (AREA)
Description
Claims (16)
- ダイシングにより得られる、UV光を放出するように構成された電界放出光源ダイであって、
基板上に形成された複数のZnOナノ構造体を含む電界放出カソードと;
アノード構造体であって、
透明構造体;
前記透明構造体の少なくとも一部を覆うように配設された第1の波長変換材料、ここで、前記第1の波長変換材料は、前記透明構造体に直接隣接して配設されており、前記第1の波長変換材料は、前記電界放出カソードから放出された電子を受容して第1の波長範囲の光を放出するように構成されている;及び、
前記第1の波長変換材料上に堆積された光反射性アルミニウム層から構成された導電性アノード層、ここで、前記導電性アノード層は、使用の間、電界放出カソードとは異なる電圧電位を有するように配置されており、それによって、前記電界放出カソード(106)から放出された電子が、前記第1の波長変換材料により受容される前に、前記導電性アノード層を通過する;
を含むアノード構造体と;
円形又は楕円形のスペーサー構造体であって、
複数のナノ構造体を取り囲むように、
前記アノード構造体と前記電界放出カソードとの間に所定の距離を設定するように、及び
密封された後に排気される空洞部を、前記電界放出カソードの前記基板と前記アノード構造体との間に形成するように、
配置された円形又は楕円形のスペーサー構造体と;
を含み、
前記スペーサー構造体が、前記ウェハ及び前記アノード構造体と整合する熱膨張係数を有するように選択される、電界放出光源ダイ。 - さらに、第2の波長変換材料を含む、請求項1に記載の電界放出光源ダイ。
- さらに、前記第1の波長変換材料から遠隔配設された第2の波長変換材料を含む、請求項1に記載の電界放出光源ダイ。
- さらに、前記アノード構造体の外側にドーム状構造体を含み、前記第2の波長変換材料が、前記ドーム状構造体の内側の少なくとも一部に形成されている、請求項3に記載の電界放出光源ダイ。
- 前記電界放出カソードの基板と前記アノード基板のうちの少なくとも1つの光取り出し側が光抽出ナノ構造体を備える、請求項1〜4のいずれか一項に記載の電界放出光源ダイ。
- 前記第1の波長変換材料が蛍光体材料を含み、前記第2の波長変換材料が、第1の波長範囲の光を受容したときに第2の波長範囲の光を発生する量子ドットを含み、前記第2の波長範囲が前記第1の波長範囲よりも少なくとも部分的に長波長の範囲である、請求項2に記載の電界放出光源ダイ。
- 前記ウェハが金属合金である、請求項1〜6のいずれか一項に記載の電界放出光源ダイ。
- 前記複数のナノ構造体が少なくとも1μmの長さを有する、請求項1〜7のいずれか一項に記載の電界放出光源ダイ。
- 前記電界放出カソードの基板と前記アノード構造体との間の距離が100μm〜5000μmであるように前記スペーサー構造体が構成されている、請求項1〜8のいずれか一項に記載の電界放出光源ダイ。
- 前記ウェハが凹部を備え、前記複数のナノ構造体の少なくとも一部が前記凹部の底面に形成されている、請求項1〜9のいずれか一項に記載の電界放出光源ダイ。
- さらに、第3の波長範囲内の光を放出する第3の波長変換材料を含む、請求項2に記載の電界放出光源ダイ。
- 前記第1の波長変換材料が硫化亜鉛(ZnS)を含んで前記第1の波長変換材料が電子を吸収して青色光を放出するように構成されているか、あるいは、前記第1の波長変換材料が単結晶蛍光体層を含む、請求項1〜11のいずれか一項に記載の電界放出光源ダイ。
- 前記ウェハがシリコンウェハであり、前記電界放出光源ダイを制御するための論理機能が前記シリコンウェハにより形成されている、請求項1〜12のいずれか一項に記載の電界放出光源ダイ。
- 前記ウェハが金属材料から製造されたものである、請求項1〜12のいずれか一項に記載の電界放出光源ダイ。
- さらに、前記ナノ構造体に隣接して配設されたゲッターを含む、請求項1〜14のいずれか一項に記載の電界放出光源ダイ。
- 照明装置であって、
請求項1〜15のいずれか一項に記載の電界放出光源ダイ、
前記複数のナノ構造体から前記アノード構造体に向けて電子を放出させるために前記電界放出光源ダイに電気エネルギーを供給するための電源、及び
当該照明装置の動作を制御するための制御装置、
を含む、照明装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14198645.5A EP3035368B1 (en) | 2014-12-17 | 2014-12-17 | Field emission light source |
EP14198645.5 | 2014-12-17 | ||
PCT/EP2015/079583 WO2016096717A1 (en) | 2014-12-17 | 2015-12-14 | Field emission light source |
Publications (2)
Publication Number | Publication Date |
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JP2018505520A JP2018505520A (ja) | 2018-02-22 |
JP6454017B2 true JP6454017B2 (ja) | 2019-01-16 |
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JP2017533345A Active JP6454017B2 (ja) | 2014-12-17 | 2015-12-14 | 電界放出光源 |
Country Status (5)
Country | Link |
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US (1) | US10325770B2 (ja) |
EP (2) | EP3511974B1 (ja) |
JP (1) | JP6454017B2 (ja) |
CN (2) | CN111524786A (ja) |
WO (1) | WO2016096717A1 (ja) |
Families Citing this family (7)
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EP3096341B1 (en) | 2015-05-18 | 2020-07-22 | LightLab Sweden AB | Method for manufacturing nanostructures for a field emission cathode |
KR101690430B1 (ko) * | 2015-11-04 | 2016-12-27 | 전남대학교산학협력단 | 자외선 발광 소자 |
SE540283C2 (en) * | 2016-12-08 | 2018-05-22 | Lightlab Sweden Ab | A field emission light source adapted to emit UV light |
US10728966B1 (en) | 2017-02-20 | 2020-07-28 | Lightlab Sweden Ab | Chip testing method and an apparatus for testing of a plurality of field emission light sources |
SE540824C2 (en) | 2017-07-05 | 2018-11-20 | Lightlab Sweden Ab | A field emission cathode structure for a field emission arrangement |
EP3758040A1 (en) * | 2019-06-26 | 2020-12-30 | Technical University of Denmark | Photo-cathode for a vacuum system |
SE546358C2 (en) * | 2022-01-19 | 2024-10-15 | Purefize Tech Ab | A portable system comprising an ultraviolet lighting arrangement |
Family Cites Families (25)
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US5614781A (en) * | 1992-04-10 | 1997-03-25 | Candescent Technologies Corporation | Structure and operation of high voltage supports |
US5455489A (en) * | 1994-04-11 | 1995-10-03 | Bhargava; Rameshwar N. | Displays comprising doped nanocrystal phosphors |
JP3484427B2 (ja) * | 2001-03-28 | 2004-01-06 | 日本碍子株式会社 | 発光素子 |
SE0400156D0 (sv) | 2004-01-29 | 2004-01-29 | Lightlab Ab | An anode in a field emission light source and a field emission light source comprising the anode |
CN101120204A (zh) | 2005-02-14 | 2008-02-06 | 三菱化学株式会社 | 光源、固体发光元件组件、荧光体组件、配光元件组件、照明装置、图像显示装置及光源的调节方法 |
JP4797675B2 (ja) * | 2005-02-14 | 2011-10-19 | 三菱化学株式会社 | 光源、固体発光素子モジュール、蛍光体モジュール、配光素子モジュール、照明装置及び画像表示装置、並びに、光源の調光方法 |
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US20170345640A1 (en) | 2017-11-30 |
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