KR20040061656A - 가요성 기판 상에 보호캡을 구비하는 박막 트랜지스터 및이를이용하는 전자장치 및 그 제조방법 - Google Patents
가요성 기판 상에 보호캡을 구비하는 박막 트랜지스터 및이를이용하는 전자장치 및 그 제조방법 Download PDFInfo
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- KR20040061656A KR20040061656A KR1020020087940A KR20020087940A KR20040061656A KR 20040061656 A KR20040061656 A KR 20040061656A KR 1020020087940 A KR1020020087940 A KR 1020020087940A KR 20020087940 A KR20020087940 A KR 20020087940A KR 20040061656 A KR20040061656 A KR 20040061656A
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- protective cap
- semiconductor chip
- thin film
- curable resin
- flexible substrate
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Classifications
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- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
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- 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
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- H01L23/31—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape
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- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/18—High density interconnect [HDI] connectors; Manufacturing methods related thereto
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- H01L24/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L24/82—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected by forming build-up interconnects at chip-level, e.g. for high density interconnects [HDI]
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- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66742—Thin film unipolar transistors
- H01L29/6675—Amorphous silicon or polysilicon transistors
- H01L29/66757—Lateral single gate single channel transistors with non-inverted structure, i.e. the channel layer is formed before the gate
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/123—Connection of the pixel electrodes to the thin film transistors [TFT]
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/124—Insulating layers formed between TFT elements and OLED elements
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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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133305—Flexible substrates, e.g. plastics, organic film
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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
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- G02F2201/50—Protective arrangements
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/18—High density interconnect [HDI] connectors; Manufacturing methods related thereto
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
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- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L2224/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
- H01L2224/321—Disposition
- H01L2224/32151—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/32221—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/32225—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
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- H01L2224/73267—Layer and HDI connectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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Abstract
Description
Claims (43)
- 가요성 기판;상기 가요성 기판 상에 형성되는 반도체 칩; 및상기 반도체 칩을 감싸는 보호캡;을 구비하는 것을 특징으로 하는 박막 반도체 소자.
- 제 1 항에 있어서,상기 보호캡은 30GPa 이상의 인장 강도를 가지는 것을 특징으로 하는 박막 반도체 소자.
- 제 1 항에 있어서,상기 보호캡은 200이상의 경도를 가지는 것을 특징으로 하는 박막 반도체 소자.
- 제 1 항에 있어서,상기 보호캡은 상면에만 증착되는 것을 특징으로 하는 박막 반도체 소자.
- 제 1 항에 있어서,상기 보호캡은 상면과 상기 가요성 기판과의 계면에 형성되는 것을 특징으로 하는 박막 반도체 소자.
- 제 1 항에 있어서,상기 박막 반도체 칩은 TFT, TFD 또는 MIM 인 것을 특징으로 하는 박막 반도체 소자.
- 제 1 항에 있어서,상기 보호캡은 자외선 경화 수지, X선 경화 물질, 전자빔 경화 물질, 또는, 이온빔 경화 물질로 형성되는 것을 특징으로 하는 박막 반도체 소자.
- 제 1 항에 있어서,상기 가요성 기판은 플라스틱 또는 금속박막으로 형성되는 것을 특징으로 하는 박막 반도체 소자.
- 제 1 항에 있어서,상기 가요성 기판은 100μm 이하의 두께를 가지는 유리 기판으로 형성되는 것을 특징으로 하는 박막 반도체 소자.
- 가요성 기판과 상기 가요성 기판 상에 형성되는 반도체 칩을 포함하는 전자장치에 있어서,상기 반도체 칩을 감싸는 보호캡을 구비하는 것을 특징으로 하는 전자장치.
- 제 10 항에 있어서,상기 보호캡은 30GPa 이상의 인장 강도를 가지는 것을 특징으로 하는 전자장치.
- 제 10 항에 있어서,상기 보호캡은 200이상의 경도를 가지는 것을 특징으로 하는 전자장치.
- 제 10 항에 있어서,상기 보호캡은 상기 박막 반도체 칩의 상면에 증착되는 것을 특징으로 하는 전자장치.
- 제 10 항에 있어서,상기 보호캡은 상기 박막 반도체 칩의 상면과 상기 가요성 기판과 상기 박막 반도체 칩의 계면에 형성되는 것을 특징으로 하는 전자장치.
- 제 10 항에 있어서,상기 박막 반도체 칩은 TFT, TFD 또는 MIM 인 것을 특징으로 하는 전자장치.
- 제 10 항에 있어서,상기 보호캡은 자외선 경화 수지, X선 경화물질, 전자빔 경화물질, 또는 이온빔 경화물질로 형성되는 것을 특징으로 하는 전자장치.
- 제 10 항에 있어서,상기 가요성 기판은 플라스틱 또는 금속 박막으로 형성되는 것을 특징으로 하는 전자장치.
- 제 10 항에 있어서,상기 가요성 기판은 100μm 이하의 두께를 가지는 유리 기판으로 형성되는 것을 특징으로 하는 전자장치.
- 제 10 항에 있어서,상기 반도체칩에 연결되는 LCD 또는 OLED를 더 구비하는 것을 특징으로 하는 전자장치.
- 가요성 기판 상에 박막 반도체 칩을 제조하는 제1단계;상기 반도체 칩을 감싸도록 보호캡을 도포하는 제2단계;상기 보호캡을 감싸도록 상기 기판 상에 절연층을 적층하는 제3단계;상기 절연층 및 상기 보호캡을 차례로 관통하여 상기 반도체 칩의 상면까지 콘택트 호울을 형성하는 제4단계; 및상기 콘택트 호울을 통해 상기 반도체 칩과 전기적으로 접촉하는 전극을 형성한 다음, 상기 전극의 상부에 상기 반도체 칩에 의해 구동되는 피구동부를 형성하는 제5단계;를 포함하는 것을 특징으로 하는 전자장치 제조방법.
- 가요성 기판 상에 박막 반도체 칩을 제조하는 제1단계;상기 반도체 칩을 감싸도록 보호캡을 도포하는 제2단계;상기 보호캡을 관통하여 상기 반도체 칩의 상면까지 콘택트 호울을 형성하는 제3단계; 및상기 콘택트 호울을 통해 상기 반도체 칩과 전기적으로 접촉하는 전극을 형성한 다음, 상기 전극의 상부에 상기 반도체 칩에 의해 구동되는 피구동부를 형성하는 제4단계;를 포함하는 것을 특징으로 하는 전자장치 제조방법.
- 가요성 기판 상에 제1보호캡을 도포하여 소정 패턴으로 패터닝하는 제1단계;상기 제1보호캡의 상면에 박막 반도체 칩을 제조하는 제2단계;상기 반도체 칩을 감싸도록 제2보호캡을 도포하는 제3단계;상기 제2보호캡 및 상기 기판 상에 절연층을 적층하는 제4단계;상기 절연층 및 상기 제2보호캡을 차례로 관통하여 상기 반도체 칩의 표면까지 콘택트 호울을 형성하는 제5단계; 및상기 콘택트 호울을 통해 상기 반도체 칩과 전기적으로 접촉하는 전극을 형성한 다음, 상기 전극의 상부에 상기 반도체 칩에 의해 구동되는 피구동부를 형성하는 제6단계;를 포함하는 것을 특징으로 하는 전자장치 제조방법.
- 가요성 기판 상에 제1보호캡을 도포하여 소정 패턴으로 패터닝하는 제1단계;상기 제1보호캡의 상면에 박막 반도체 칩을 제조하는 제2단계;상기 반도체 칩을 감싸도록 제2보호캡을 도포하는 제3단계;상기 제2보호캡을 관통하여 상기 반도체 칩의 표면까지 콘택트 호울을 형성하는 제4단계; 및상기 콘택트 호울을 통해 상기 반도체 칩과 전기적으로 접촉하는 전극을 형성한 다음, 상기 전극의 상부에 상기 반도체 칩에 의해 구동되는 피구동부를 형성하는 제5단계;를 포함하는 것을 특징으로 하는 전자장치 제조방법.
- 제 20 항 내지 제23 항 중 어느 한 항에 있어서,상기 보호캡은 30GPa 이상의 인장 강도를 가지는 것을 특징으로 하는 전자장치 제조방법.
- 제 20 항 내지 제 23 항 중 어느 한 항에 있어서,상기 보호캡은 200이상의 경도를 가지는 것을 특징으로 하는 전자장치 제조방법.
- 제 20 항 내지 제 23 항 중 어느 한 항에 있어서,상기 가요성 기판은 플라스틱 또는 금속박막으로 형성하는 것을 특징으로 하는 전자장치 제조방법.
- 제 20 항 내지 제 23 항 중 어느 한 항에 있어서,상기 가요성 기판은 100μm 이하의 두께를 가지는 유리기판으로 형성하는 것을 특징으로 하는 전자장치 제조방법.
- 제 20 항 내지 제 23 항 중 어느 한 항에 있어서,상기 반도체 칩은 TFT, TFD 또는 MIM으로 제조하는 것을 특징으로 하는 전자장치 제조방법.
- 제 20 항 내지 제 23 항 중 어느 한 항에 있어서,상기 피구동부는 LCD의 화소부인 것을 특징으로 하는 전자장치 제조방법.
- 제 20 항 내지 제 23 항 중 어느 한 항에 있어서,상기 피구동부는 OLED의 화소부인 것을 특징으로 하는 전자장치 제조방법.
- 제 20 항 또는 제 21 항에 있어서,상기 보호캡은 자외선 경화 수지, X선 경화물질, 전자빔 경화물질 또는, 이온빔 경화물질로 형성하는 것을 특징으로 하는 전자장치 제조방법.
- 제 20 항에 있어서, 상기 제2단계는,상기 반도체 칩 상에 상기 자외선 경화 수지를 스핀코팅하는 단계;상기 자외선 경화 수지를 저온 가열한 다음, 소정 부위에 자외선을 조사하는 단계; 및현상액 처리하여 잔류하는 자외선 경화 수지를 제거한 다음 고온 가열하여 보호캡을 형성하는 단계;를 포함하는 것을 특징으로 하는 전자장치 제조방법.
- 제 21 항에 있어서, 상기 제2단계는,상기 반도체 칩 상에 상기 자외선 경화 수지를 스핀코팅하는 단계;상기 자외선 경화 수지를 저온 가열한 다음, 소정 부위에 자외선을 조사하는 단계; 및현상액 처리하여 잔류하는 자외선 경화 수지를 제거한 다음 고온 가열하여 보호캡을 형성하는 단계;를 포함하는 것을 특징으로 하는 전자장치 제조방법.
- 제 32 항에 있어서, 상기 제3단계에서,상기 보호캡을 아르곤 플라즈마 처리 후 상기 보호캡을 도포하도록 상기 기판의 상면에 절연층을 증착하는 것을 특징으로 하는 전자장치 제조방법.
- 제 22 항 또는 제 23 항에 있어서,상기 제1 및 제2보호캡은 자외선 경화 수지, X선 경화물질, 전자빔 경화물질 또는 이온빔 경화물질로 형성하는 것을 특징으로 하는 전자장치 제조방법.
- 제 35 항에 있어서,상기 자외선 경화 수지는 아크릴 수지 또는 에폭시 수지인 것을 특징으로 하는 전자장치 제조방법.
- 제 22 항에 있어서, 상기 제1단계는,상기 기판 상에 상기 자외선 경화 수지를 스핀코팅하는 단계;상기 자외선 경화 수지를 저온 가열한 다음, 소정 부위에 자외선을 조사하는 단계; 및현상액 처리하여 잔류하는 자외선 경화 수지를 제거한 다음, 고온 가열하여 제1보호캡을 패터닝하는 단계;를 포함하는 것을 특징으로 하는 전자장치 제조방법.
- 제 23 항에 있어서, 상기 제1단계는,상기 기판 상에 상기 자외선 경화 수지를 스핀코팅하는 단계;상기 자외선 경화 수지를 저온 가열한 다음, 소정 부위에 자외선을 조사하는 단계; 및현상액 처리하여 잔류하는 자외선 경화 수지를 제거한 다음, 고온 가열하여 제1보호캡을 패터닝하는 단계;를 포함하는 것을 특징으로 하는 전자장치 제조방법.
- 제 37 항에 있어서, 상기 제2단계에서,상기 제1보호캡을 아르곤 플라즈마 처리 후 상기 제1보호캡의 상면에 상기 반도체 칩을 제조하는 것을 특징으로 하는 전자장치 제조방법.
- 제 38 항에 있어서, 상기 제2단계에서,상기 제1보호캡을 아르곤 플라즈마 처리 후 상기 제1보호캡의 상면에 상기 반도체 칩을 제조하는 것을 특징으로 하는 전자장치 제조방법.
- 제 39 항에 있어서, 상기 제3단계는,상기 반도체 칩 상에 상기 자외선 경화 수지를 스핀코팅하는 단계;상기 자외선 경화 수지를 저온 가열한 다음, 소정 부위에 자외선을 조사하는 단계; 및현상액 처리하여 잔류하는 자외선 경화 수지를 제거한 다음 고온 가열하여 제2보호캡을 형성하는 단계;를 포함하는 것을 특징으로 하는 전자장치 제조방법.
- 제 40 항에 있어서, 상기 제3단계는,상기 반도체 칩 상에 상기 자외선 경화 수지를 스핀코팅하는 단계;상기 자외선 경화 수지를 저온 가열한 다음, 소정 부위에 자외선을 조사하는 단계; 및현상액 처리하여 잔류하는 자외선 경화 수지를 제거한 다음 고온 가열하여 제2보호캡을 형성하는 단계;를 포함하는 것을 특징으로 하는 전자장치 제조방법.
- 제 41 항에 있어서, 상기 제4단계에서,상기 제2보호캡을 아르곤 플라즈마 처리 후 상기 제2보호캡을 도포하도록 상기 기판의 상면에 절연층을 증착하는 것을 특징으로 하는 전자장치 제조방법.
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KR10-2002-0087940A KR100528326B1 (ko) | 2002-12-31 | 2002-12-31 | 가요성 기판 상에 보호캡을 구비하는 박막 반도체 소자 및 이를 이용하는 전자장치 및 그 제조방법 |
EP03258178A EP1435661B1 (en) | 2002-12-31 | 2003-12-24 | Thin film transistor with protective cap over flexible substrate, electronic device using the same, and manufacturing method thereof |
US10/748,271 US7176488B2 (en) | 2002-12-31 | 2003-12-31 | Thin film transistor with protective cap over flexible substrate, electronic device using the same, and manufacturing method thereof |
CNB2003101249028A CN100462823C (zh) | 2002-12-31 | 2003-12-31 | 薄膜晶体管及其电子器件和制造方法 |
JP2004000067A JP4991092B2 (ja) | 2002-12-31 | 2004-01-05 | 可撓性基板上に保護キャップを具備する薄膜半導体素子、これを利用する電子装置及びその製造方法 |
US11/702,057 US7767502B2 (en) | 2002-12-31 | 2007-02-05 | Method for manufacturing electronic device using thin film transistor with protective cap over flexible substrate |
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EP (1) | EP1435661B1 (ko) |
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Also Published As
Publication number | Publication date |
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EP1435661A2 (en) | 2004-07-07 |
US20040149987A1 (en) | 2004-08-05 |
CN1527115A (zh) | 2004-09-08 |
US20070172999A1 (en) | 2007-07-26 |
US7767502B2 (en) | 2010-08-03 |
JP2004214683A (ja) | 2004-07-29 |
EP1435661B1 (en) | 2012-05-02 |
JP4991092B2 (ja) | 2012-08-01 |
US7176488B2 (en) | 2007-02-13 |
KR100528326B1 (ko) | 2005-11-15 |
EP1435661A3 (en) | 2006-01-18 |
CN100462823C (zh) | 2009-02-18 |
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