KR970077763A - 광로 조절 장치의 제조 방법 - Google Patents
광로 조절 장치의 제조 방법 Download PDFInfo
- Publication number
- KR970077763A KR970077763A KR1019960018394A KR19960018394A KR970077763A KR 970077763 A KR970077763 A KR 970077763A KR 1019960018394 A KR1019960018394 A KR 1019960018394A KR 19960018394 A KR19960018394 A KR 19960018394A KR 970077763 A KR970077763 A KR 970077763A
- Authority
- KR
- South Korea
- Prior art keywords
- lower electrode
- layer
- sacrificial layer
- patterning
- membrane
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/015—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
- G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
- G02B26/0858—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD the reflecting means being moved or deformed by piezoelectric means
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S359/00—Optical: systems and elements
- Y10S359/904—Micromirror
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Optical Elements Other Than Lenses (AREA)
- Micromachines (AREA)
- Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
Abstract
Description
Claims (3)
- 능동 소자가 매트릭스 구조로 형성된 구동 기판과 복수의 층으로 이루어진 액츄에이터를 포함하는 광로 조절 장치의 제조 방법에 있어서, 상기 능동 소자가 매트릭스 구조로 형성된 구동 기판의 상부에 보호층, 식각 스톱층, 희생층을 순차적으로 형성하는 공정; 상기 희생층의 표면을 평탄화 시킨후 소정 형상으로 패터닝하는 공정; 상기 희생층 및 희생층의 패터닝으로 노출된 식각 스톱층상에 멤브레인, 하부전극을 순차적으로 형성하는 공정; 상기 하부 전극이 개별적으로 작동되도록 상기 하부 전극의 일부를 절개하는 공정; 상기 하부 전극 및 상기 하부 전극의 패터닝으로 노출된 멤브레인의 상부에 순차적으로 변형부 및 상부 전극을 형성하는 공정; 상기 상부 전극, 변형부, 하부전극, 멤브레인을 픽셀 형상으로 순차적으로 패터닝하는 공정; 상기 하부 전극, 멤브레인, 식각 스톱층, 보호층을 순차적으로 식각시켜 소정 형상의 비아 홀을 형성하는 공정; 상기 비아 홀(Via-Hall)의 내부 및 변형부의 상부에 비아 콘택층을 형성하는 공정; 상기 픽셀 형상으로 패터닝된 기판의 전면에 보호막을 도포하는 공정; 상기 희생층을 식각시켜 전체적으로 제거하는 공정; 상기 보호막의 일부분을 제거하여 상기 상부 전극을 노출시키는 공정으로 이루어진 광로 조절 장치의 제조방법.
- 제1항에 있어서, 상기 희생층(430)은, 화학적 기계 연마(CMP)공정으로 평탄화 되는 것을 특징으로 하는 광로 조절 장치의 제조 방법.
- 제1항에 있어서, 상기 멤브레인(440)은, 저압 화학 기상 증착(LPCVD) 공정으로 형성되는 것을 특징으로 하는 광로 조절 장치의 제조 방법.※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960018394A KR100229788B1 (ko) | 1996-05-29 | 1996-05-29 | 광로 조절 장치의 제조 방법 |
| US08/858,715 US5754331A (en) | 1996-05-29 | 1997-05-19 | Thin-film actuated mirror array and method for the manufacture thereof |
| AU27936/97A AU716014B2 (en) | 1996-05-29 | 1997-05-20 | Thin film actuated mirror array and method for the manufacture thereof |
| JP54206297A JP3886538B2 (ja) | 1996-05-29 | 1997-05-20 | M×n個の薄膜アクチュエーテッドミラーアレイ及びその製造方法 |
| PCT/KR1997/000090 WO1997046026A1 (en) | 1996-05-29 | 1997-05-20 | Thin film actuated mirror array and method for the manufacture thereof |
| CN97195063A CN1220068A (zh) | 1996-05-29 | 1997-05-20 | 薄膜致动反射镜阵列及其制造方法 |
| DE69725515T DE69725515T2 (de) | 1996-05-29 | 1997-05-22 | Matrixanordnung von gesteuerten Dünnschichtspiegeln und Verfahren zu deren Herstellung |
| EP97108316A EP0814357B1 (en) | 1996-05-29 | 1997-05-22 | Thin film actuated mirror array and method for the manufacture thereof |
| IDP971709A ID16957A (id) | 1996-05-29 | 1997-05-23 | Barisan cermin-cermin yang digerakkan lapisan tipis dan metoda pembuatannya |
| ARP970102297A AR007322A1 (es) | 1996-05-29 | 1997-05-29 | Conjunto de m x n espejos accionados de pelicula delgada y metodo para la fabricacion del mismo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960018394A KR100229788B1 (ko) | 1996-05-29 | 1996-05-29 | 광로 조절 장치의 제조 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970077763A true KR970077763A (ko) | 1997-12-12 |
| KR100229788B1 KR100229788B1 (ko) | 1999-11-15 |
Family
ID=19459999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960018394A Expired - Fee Related KR100229788B1 (ko) | 1996-05-29 | 1996-05-29 | 광로 조절 장치의 제조 방법 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5754331A (ko) |
| EP (1) | EP0814357B1 (ko) |
| JP (1) | JP3886538B2 (ko) |
| KR (1) | KR100229788B1 (ko) |
| CN (1) | CN1220068A (ko) |
| AR (1) | AR007322A1 (ko) |
| AU (1) | AU716014B2 (ko) |
| DE (1) | DE69725515T2 (ko) |
| ID (1) | ID16957A (ko) |
| WO (1) | WO1997046026A1 (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR980003662A (ko) * | 1996-06-28 | 1998-03-30 | 배순훈 | 큰 구동 각도를 가지는 박막형 광로 조절 장치 |
| US5949568A (en) * | 1996-12-30 | 1999-09-07 | Daewoo Electronics Co., Ltd. | Array of thin film actuated mirrors having a levelling member |
| US5914803A (en) * | 1997-07-01 | 1999-06-22 | Daewoo Electronics Co., Ltd. | Thin film actuated mirror array in an optical projection system and method for manufacturing the same |
| US6800212B2 (en) * | 2002-05-15 | 2004-10-05 | The Regents Of The University Of California | Fabrication of optical components using Si, SiGe, SiGeC, and chemical endpoint detection |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06301066A (ja) * | 1993-03-23 | 1994-10-28 | Daewoo Electron Co Ltd | ミラーアレーおよびその製法 |
| CZ290728B6 (cs) * | 1993-11-09 | 2002-10-16 | Daewoo Electronics Co., Ltd. | Pole tenkofilmových řízených zrcadel a způsob jeho přípravy |
| PE18996A1 (es) * | 1994-03-09 | 1996-08-11 | Daewoo Electronics Co Ltd | Disposicion de espejos compuestos por peliculas delgadas accionadas para uso en un conjunto de proyeccion optica y metodo para fabricar la misma |
| KR0151457B1 (ko) * | 1994-04-30 | 1998-12-15 | 배순훈 | 광로조절장치 및 그 제조방법 |
| KR0151453B1 (ko) * | 1994-04-30 | 1998-12-15 | 배순훈 | 광로조절장치 및 그 제조방법 |
| CN1062664C (zh) * | 1994-06-22 | 2001-02-28 | 大宇电子株式会社 | 改进的制造薄膜可致动反射镜阵列的方法 |
| KR960018646A (ko) * | 1994-11-14 | 1996-06-17 | 배순훈 | 광로조절장치의 제조방법 |
| US5636051A (en) * | 1996-01-03 | 1997-06-03 | Daewoo Electronics Co., Ltd | Thin film actuated mirror array having dielectric layers |
-
1996
- 1996-05-29 KR KR1019960018394A patent/KR100229788B1/ko not_active Expired - Fee Related
-
1997
- 1997-05-19 US US08/858,715 patent/US5754331A/en not_active Expired - Lifetime
- 1997-05-20 JP JP54206297A patent/JP3886538B2/ja not_active Expired - Fee Related
- 1997-05-20 AU AU27936/97A patent/AU716014B2/en not_active Ceased
- 1997-05-20 CN CN97195063A patent/CN1220068A/zh active Pending
- 1997-05-20 WO PCT/KR1997/000090 patent/WO1997046026A1/en not_active Ceased
- 1997-05-22 EP EP97108316A patent/EP0814357B1/en not_active Expired - Lifetime
- 1997-05-22 DE DE69725515T patent/DE69725515T2/de not_active Expired - Fee Related
- 1997-05-23 ID IDP971709A patent/ID16957A/id unknown
- 1997-05-29 AR ARP970102297A patent/AR007322A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0814357B1 (en) | 2003-10-15 |
| JP2000511295A (ja) | 2000-08-29 |
| AR007322A1 (es) | 1999-10-27 |
| DE69725515T2 (de) | 2004-09-23 |
| JP3886538B2 (ja) | 2007-02-28 |
| EP0814357A2 (en) | 1997-12-29 |
| US5754331A (en) | 1998-05-19 |
| WO1997046026A1 (en) | 1997-12-04 |
| EP0814357A3 (en) | 1999-02-24 |
| AU716014B2 (en) | 2000-02-17 |
| ID16957A (id) | 1997-11-27 |
| AU2793697A (en) | 1998-01-05 |
| CN1220068A (zh) | 1999-06-16 |
| KR100229788B1 (ko) | 1999-11-15 |
| DE69725515D1 (de) | 2003-11-20 |
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