KR20020085258A - 유전막 제조방법 - Google Patents
유전막 제조방법 Download PDFInfo
- Publication number
- KR20020085258A KR20020085258A KR1020010024662A KR20010024662A KR20020085258A KR 20020085258 A KR20020085258 A KR 20020085258A KR 1020010024662 A KR1020010024662 A KR 1020010024662A KR 20010024662 A KR20010024662 A KR 20010024662A KR 20020085258 A KR20020085258 A KR 20020085258A
- Authority
- KR
- South Korea
- Prior art keywords
- laser beam
- dielectric film
- deposited
- drain
- film
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 36
- 238000000137 annealing Methods 0.000 claims abstract description 15
- 229910003481 amorphous carbon Inorganic materials 0.000 claims abstract description 9
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 8
- 239000001257 hydrogen Substances 0.000 claims abstract description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 3
- 239000000758 substrate Substances 0.000 claims description 22
- 238000000151 deposition Methods 0.000 claims description 14
- 239000011521 glass Substances 0.000 claims description 13
- 239000004973 liquid crystal related substance Substances 0.000 claims description 11
- 230000001678 irradiating effect Effects 0.000 claims description 9
- 239000004065 semiconductor Substances 0.000 claims description 7
- 238000000059 patterning Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 4
- 150000002500 ions Chemical class 0.000 claims description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 4
- 230000005284 excitation Effects 0.000 claims description 3
- 229920005591 polysilicon Polymers 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 abstract description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 abstract 1
- 230000015556 catabolic process Effects 0.000 abstract 1
- 238000006731 degradation reaction Methods 0.000 abstract 1
- 239000011737 fluorine Substances 0.000 abstract 1
- 239000010408 film Substances 0.000 description 69
- 238000002161 passivation Methods 0.000 description 22
- 238000000206 photolithography Methods 0.000 description 12
- 239000002184 metal Substances 0.000 description 10
- 229910021417 amorphous silicon Inorganic materials 0.000 description 7
- 239000010409 thin film Substances 0.000 description 7
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 230000002542 deteriorative effect Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005224 laser annealing Methods 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- -1 phosphorus ions Chemical class 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01L21/76822—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc.
- H01L21/76828—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc. thermal treatment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01L21/76822—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc.
- H01L21/76825—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc. by exposing the layer to particle radiation, e.g. ion implantation, irradiation with UV light or electrons etc.
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28247—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon passivation or protection of the electrode, e.g. using re-oxidation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Plasma & Fusion (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (8)
- a-C:F(fluorinated amorphous carbon)를 증착하는 단계와; 상기 증착된 a-C:F에 레이저빔을 조사하여, 유전율의 증가없이 열적으로 안정된 유전막을 형성하는 단계로 이루어진 것을 특징으로 하는 유전막 제조방법.
- 제 1항에 있어서, 상기 조사하는 레이저빔은 a-C:F에 포함된 H 만이 여기되도록 하고, F는 여기되지 않도록 그 에너지와 조사 시간을 제어하는 것을 특징으로 하는 유전막 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 레이저빔은 그 에너지를 50~100mJ/sec로 1~10초 동안 조사하여 a-C:F를 어닐링하는 것을 특징으로 하는 유전막 제조방법.
- 유리기판의 상부에 게이트전극, 게이트절연막, 액티브영역을 형성하고, 그 액티브 영역의 좌우측 상부에 상호 소정거리 이격되는 소스 및 드레인을 형성한 다음, 그 상부에 a-C:F(fluorinated amorphous carbon)을 증착하고 어닐링하는 과정을 포함하는 액정표시소자의 제조방법에 있어서, 상기 a-C:F을 증착하고 어닐링하는 과정은 레이저빔을 a-C:F에 조사하여, a-C:F에 포함된 수소만을 여기시켜 유전율의 증가없이 열적으로 안정된 유전막을 형성하는 것을 특징으로 하는 유전막 제조방법.
- 제 4항에 있어서, 상기 레이저빔은 그 에너지를 50~100mJ/sec로 1~10초 동안 인가하여 a-C:F를 어닐링하는 것을 특징으로 하는 유전막 제조방법.
- 제 4항에 있어서, 상기 게이트절연막은 a-C:F를 증착하고, 에너지가 50~100mJ/sec인 레이저빔을 1~10초동안 조사하여 형성하는 것을 특징으로 하는 유전막 제조방법.
- 반도체 기판의 상부에 게이트절연막을 형성하는 단계와; 상기 게이트절연막의 상부에 다결정실리콘을 증착하고, 그 다결정실리콘을 패터닝하여 게이트전극을 형성하는 단계와; 상기 게이트전극의 측면 기판하부에 불순물 이온을 저농도로 주입하여 저농도 소스 및 드레인을 형성하는 단계와; 상기 게이트전극의 측면에 측벽을 형성한 후, 그 측벽의 측면 기판 하부에 불순물 이온을 고농도로 주입하여 고농도 소스 및 드레인을 형성하는 단계로 구성되는 반도체 장치 제조방법에 있어서, 상기 게이트절연막은 a-C:F(fluorinated amorphous carbon)을 증착하고 레이저빔을 그 a-C:F에 조사하여 어닐링하여 형성하는 것을 특징으로 하는 유전막 제조방법.
- 제 7항에 있어서, 상기 게이트절연막을 형성하는 단계는 a-C:F(fluorinated amorphous carbon)을 증착하고 에너지가 50~100mJ/sec인 레이저빔을 1~10초동안 조사하여 형성하는 것을 특징으로 하는 유전막 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2001-0024662A KR100375093B1 (ko) | 2001-05-07 | 2001-05-07 | 유전막 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2001-0024662A KR100375093B1 (ko) | 2001-05-07 | 2001-05-07 | 유전막 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20020085258A true KR20020085258A (ko) | 2002-11-16 |
KR100375093B1 KR100375093B1 (ko) | 2003-03-08 |
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KR10-2001-0024662A KR100375093B1 (ko) | 2001-05-07 | 2001-05-07 | 유전막 제조방법 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200457834Y1 (ko) * | 2010-04-01 | 2012-01-05 | 이정화 | 진동모터 케이스 및 이를 포함하는 진동 마사지 신발 |
WO2024058355A1 (ko) * | 2022-09-15 | 2024-03-21 | 충남대학교 산학협력단 | 고유전 비정질 불소화 탄소 박막 게이트 유전층을 갖는 반도체 소자 및 그 제조방법 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7109087B2 (en) * | 2003-10-03 | 2006-09-19 | Applied Materials, Inc. | Absorber layer for DSA processing |
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2001
- 2001-05-07 KR KR10-2001-0024662A patent/KR100375093B1/ko active IP Right Grant
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200457834Y1 (ko) * | 2010-04-01 | 2012-01-05 | 이정화 | 진동모터 케이스 및 이를 포함하는 진동 마사지 신발 |
WO2024058355A1 (ko) * | 2022-09-15 | 2024-03-21 | 충남대학교 산학협력단 | 고유전 비정질 불소화 탄소 박막 게이트 유전층을 갖는 반도체 소자 및 그 제조방법 |
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KR100375093B1 (ko) | 2003-03-08 |
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