KR100697998B1 - 반도체 장치 및 그 제조 방법, 전기 광학 장치 및 그 제조 방법, 그리고 전자기기 - Google Patents
반도체 장치 및 그 제조 방법, 전기 광학 장치 및 그 제조 방법, 그리고 전자기기 Download PDFInfo
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- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76802—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
- H01L21/76804—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics by forming tapered via holes
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- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
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- G02F1/136227—Through-hole connection of the pixel electrode to the active element through an insulation layer
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76802—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
- H01L21/76816—Aspects relating to the layout of the pattern or to the size of vias or trenches
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76829—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
- H01L21/76831—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers in via holes or trenches, e.g. non-conductive sidewall liners
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- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
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- G—PHYSICS
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- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136213—Storage capacitors associated with the pixel electrode
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- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
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Abstract
Description
Claims (15)
- 반도체 장치의 제조 방법으로서,기판 상에, 복수의 도전층을 형성하는 공정;상기 복수의 도전층 중, 상기 기판 상에 있어서 상대적으로 하층측에 형성된 하부 도전층 및 상대적으로 상층측에 형성된 상부 도전층 사이를 층간 절연하도록 복수의 층간 절연층을 각각 형성하는 공정;상기 복수의 층간 절연층 중, 상대적으로 하층측에 형성된 하부 층간 절연층 및 상대적으로 상층측에 형성된 상부 층간 절연층에 대해서, 상기 상부 층간 절연층을 관통하여 상기 하부 층간 절연층 내에 도달하는 제 1 구멍을, 적어도 상기 제 1 구멍 내에서의 상기 상부 층간 절연층과 상기 하부 층간 절연층의 계면에 위치하는 측벽의 일부를 건식 에칭법에 의해 형성하여 구멍을 뚫는 공정;상기 측벽 중 적어도 상기 계면에 위치하는 일부를 덮는 보호막을 형성하는 공정;상기 보호막이 형성된 상기 제 1 구멍을 통하여 상기 하부 층간 절연층을 관통하는 제 2 구멍을 에칭법을 사용하여 뚫고, 상기 하부 층간 절연층보다 하층에 위치하는 상기 하부 도전층의 표면에 도달하는 컨택트홀을 형성하는 공정; 및상기 형성된 컨택트홀을 통하여 상기 하부 도전층 및 상기 상부 도전층을 서로 전기적으로 접속하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항에 있어서,상기 보호막을 형성하는 공정은, 상기 보호막으로서 레지스트를 형성하고,상기 컨택트홀을 형성하는 공정은, 상기 제 2 구멍을 뚫은 후에 상기 레지스트를 제거하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항에 있어서,상기 보호막은, 상기 컨택트홀의 측벽의 적어도 일부로서 남겨지는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 제 1 구멍을 뚫는 공정은, 건식 에칭법, 또는 건식 에칭법에 추가로 습식 에칭법을 사용하여 실시하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 제 1 구멍을 뚫는 공정은, 상기 제 1 구멍의 가장자리에서의 직경과 상기 제 1 구멍의 깊이에 의해 규정되는 애스펙트비가 1/4 이하의 값이 되도록, 상기 제 1 구멍의 직경 및 깊이를 제어하여 실시하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 보호막을 형성하는 공정은, 상기 보호막에 의해 상기 제 1 구멍의 가장자리에서의 직경보다 소직경으로서, 상기 보호막의 표면에서부터 상기 제 1 구멍의 바닥부에 도달하는 작은 구멍을 상기 제 1 구멍 내에 형성하는 공정을 포함하고,상기 컨택트홀을 형성하는 공정은, 상기 작은 구멍 내에 노출된 상기 제 1 구멍의 바닥부의 표면에서부터 상기 하부 층간 절연층을 관통하도록 상기 제 2 구멍을 뚫는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 6 항에 있어서,상기 컨택트홀을 형성하는 공정에 있어서, 상기 제 1 구멍의 바닥부가 적어도 상기 작은 구멍과 상기 제 1 구멍의 위치 어긋남 분만큼만 남도록, 상기 제 2 구멍을 뚫는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 컨택트홀을 형성하는 공정에 있어서, 상기 제 2 구멍을 뚫을 때, 매엽식 (枚葉式) 장치를 사용하여 습식 에칭법을 실시하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 컨택트홀을 형성하는 공정에 있어서, 상기 제 2 구멍을 뚫을 때, 상기 에칭법으로서 습식 에칭법 및 건식 에칭법을 사용하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 복수의 층간 절연층을 각각 형성하는 공정에서, 상기 하부 층간 절연층을, 상기 상부 층간 절연층과 비교하여, 상기 컨택트홀을 형성하는 공정에서 상기 제 2 구멍을 뚫을 때에 사용되는 습식 에칭법에 있어서의 에칭 레이트가 상대적으로 큰 재료를 사용하여 형성하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 복수의 도전층을 형성하는 공정은,상기 하부 도전층으로서 박막 트랜지스터의 반도체층을 형성하는 공정;상기 반도체층 상에 상기 박막 트랜지스터의 게이트 절연막을 형성한 후, 상기 게이트 절연막 상에 상기 박막 트랜지스터의 게이트 전극을 형성하는 공정; 및상기 상부 도전층으로서, 상기 반도체층에 전기적으로 접속되는 배선을 형성하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항 내지 제 3 항 중 어느 한 항에 기재된 반도체 장치의 제조 방법에 의해 제조되는 반도체 장치.
- 제 11 항에 기재된 반도체 장치의 제조 방법을 사용하여 전기 광학 장치를 제조하는 전기 광학 장치의 제조 방법으로서,상기 기판 상의 화상 표시 영역에 복수의 화소부를 형성하는 공정; 및상기 화상 표시 영역의 주변에 위치하는 주변 영역에 상기 박막 트랜지스터 및 상기 배선을 형성함으로써, 상기 복수의 화소부를 각각 구동하기 위한 구동 회로를 형성하는 공정을 포함하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제 13 항에 기재된 전기 광학 장치의 제조 방법에 의해 제조된 전기 광학 장치.
- 제 14 항에 기재된 전기 광학 장치를 구비하여 이루어지는 것을 특징으로 하는 전자기기.
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JP2007258233A (ja) * | 2006-03-20 | 2007-10-04 | Oki Electric Ind Co Ltd | 半導体装置の製造方法、半導体装置および回路基板 |
US8259248B2 (en) * | 2006-12-15 | 2012-09-04 | Seiko Epson Corporation | Electrooptic device and electronic device |
JP5512930B2 (ja) | 2007-03-26 | 2014-06-04 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
US20130134600A1 (en) * | 2011-11-28 | 2013-05-30 | Advanced Semiconductor Engineering, Inc. | Semiconductor device and method for manufacturing the same |
TWI489171B (zh) * | 2012-05-28 | 2015-06-21 | Au Optronics Corp | 畫素陣列基板、顯示面板、接觸窗結構及其製造方法 |
CN103489786B (zh) * | 2013-09-18 | 2015-11-25 | 京东方科技集团股份有限公司 | 一种阵列基板的制作方法 |
CN104766883B (zh) * | 2014-01-06 | 2017-12-05 | 中芯国际集成电路制造(上海)有限公司 | 一种半导体器件及其制作方法 |
CN103928396A (zh) * | 2014-04-08 | 2014-07-16 | 上海华力微电子有限公司 | 扩大沟槽开口的方法 |
CN106571294B (zh) * | 2015-10-13 | 2020-03-10 | 中芯国际集成电路制造(上海)有限公司 | 一种半导体器件的制造方法 |
CN105551377B (zh) * | 2015-12-28 | 2018-07-03 | 天马微电子股份有限公司 | 一种柔性显示面板及其制造方法、显示设备 |
CN207165572U (zh) * | 2017-09-12 | 2018-03-30 | 京东方科技集团股份有限公司 | 一种阵列基板及显示装置 |
US11289370B2 (en) | 2020-03-02 | 2022-03-29 | Nanya Technology Corporation | Liner for through-silicon via |
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