KR20120047007A - Atomic layer deposition apparatus with batch type aligning n-multiple substrate - Google Patents
Atomic layer deposition apparatus with batch type aligning n-multiple substrate Download PDFInfo
- Publication number
- KR20120047007A KR20120047007A KR1020100108620A KR20100108620A KR20120047007A KR 20120047007 A KR20120047007 A KR 20120047007A KR 1020100108620 A KR1020100108620 A KR 1020100108620A KR 20100108620 A KR20100108620 A KR 20100108620A KR 20120047007 A KR20120047007 A KR 20120047007A
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- KR
- South Korea
- Prior art keywords
- substrate
- unit
- notch
- finger
- substrates
- Prior art date
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/458—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for supporting substrates in the reaction chamber
- C23C16/4582—Rigid and flat substrates, e.g. plates or discs
- C23C16/4583—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally
- C23C16/4584—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally the substrate being rotated
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- 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
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/687—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches
- H01L21/68714—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support
- H01L21/68728—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support characterised by a plurality of separate clamping members, e.g. clamping fingers
-
- 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
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/68—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for positioning, orientation or alignment
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (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)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Abstract
Description
The present invention relates to an atomic layer deposition apparatus capable of aligning a plurality of substrates simultaneously in an atomic layer deposition apparatus.
In general, a method of depositing a thin film having a predetermined thickness on a substrate such as a semiconductor substrate or glass includes physical vapor deposition (PVD) using physical collision, such as sputtering, and chemical reaction using a chemical reaction. Chemical vapor deposition (CVD) and the like. Recently, as the design rules of semiconductor devices are drastically fined, thin films of fine patterns are required, and the step height of regions where thin films are formed is also very large. Due to this trend, the use of atomic layer deposition (ALD), which is capable of forming a very uniform pattern of atomic layer thickness very uniformly and has excellent step coverage, has been increasing.
ALD is similar to the general chemical vapor deposition method in that it uses chemical reactions between gas molecules. However, in contrast to conventional CVD in which multiple gas molecules are simultaneously injected into a chamber to deposit the reaction product generated on the substrate, ALD injects a gas containing one source material into the chamber to chemisorb the heated substrate. There is a difference in that a product by chemical reaction between the source materials is deposited on the substrate surface by injecting a gas containing another source material into the chamber. Such ALD has a high step coverage property and has the advantage of being capable of depositing a pure thin film having a low impurity content.
A semi-batch type is disclosed in which a deposition process is performed simultaneously on a plurality of substrates to improve throughput in an atomic layer deposition apparatus. In general, the semi-batch type atomic layer deposition apparatus has a region in which different kinds of deposition gases are injected, and the substrate is sequentially passed through each region by the high speed rotation of the gas injection module or the susceptor. Chemical reactions occur between and the reaction products are deposited.
According to embodiments of the present invention, in order to align a substrate before loading the substrate into the process module in the atomic layer deposition apparatus, an atomic layer deposition apparatus capable of reducing the overall process time by shortening the time required for transferring and aligning the substrate is provided. It is to provide.
The substrate transfer unit of the atomic layer deposition apparatus capable of simultaneously aligning a plurality of substrates according to the embodiments of the present invention includes a housing, a plurality of finger portions provided inside the housing and holding the substrate, and each of the finger portions. And a notch detecting unit configured to detect a notch of the substrate, and an adjusting unit provided at each of the finger parts to rotate the substrate. Here, the plurality of substrates can be held simultaneously and the plurality of substrates can be aligned.
According to one aspect, the finger portion is formed to hold a portion of the circumference of the substrate, a pair of fingers facing each other with the substrate therebetween is provided. The adjustment unit may be provided at a position in contact with the substrate in the finger unit, and may be a gear or a friction pad capable of rotating the substrate. The notch detecting unit may be an optical sensor that detects the notch of the substrate at each finger unit.
According to one aspect, a control unit for connecting the notch detection unit and the adjustment unit is provided, when the notch detection unit detects the notch of the substrate, the control unit stops the rotation of the substrate to align the position of the substrate can do.
On the other hand, the atomic layer deposition apparatus capable of aligning a plurality of substrates at the same time according to the embodiments of the present invention, the loading / unloading module is provided with a buffer to accommodate the plurality of substrates, the deposition process for the substrate And a transfer module which is provided between the process module and the loading / unloading module and the process module to be carried and which simultaneously holds a plurality of substrates and aligns the plurality of substrates. The transfer robot unit may include a housing, a plurality of finger parts provided in the housing to hold a substrate, a notch detection part provided in each finger part, and a notch detection part configured to detect a notch of the substrate. It is comprised including the adjustment part which rotates a board | substrate.
According to one aspect, the adjuster is provided inside the finger portion to rotate the substrate, the notch detector is provided in the finger portion to detect the notch of the substrate rotated in the adjuster to stop the rotation of the substrate Is formed.
As described above, according to the embodiments of the present invention, since a plurality of substrates can be aligned at the same time, it is possible to shorten the time required for substrate alignment to shorten the overall process time and improve productivity.
1 is a block diagram schematically showing an atomic layer deposition apparatus according to an embodiment of the present invention.
2 is a front view of an alignment unit according to an embodiment of the present invention.
3 is a plan view of the alignment unit of FIG. 2.
4 and 5 are partially enlarged views of the finger portion in the alignment unit of FIG. 3.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, but the present invention is not limited to or limited by the embodiments. In describing the present invention, a detailed description of well-known functions or constructions may be omitted for clarity of the present invention.
Hereinafter, an alignment unit capable of simultaneously aligning a plurality of substrates and an atomic
Referring to the drawings, the atomic
In addition, the
The loading /
The
On the other hand, the
The
Here, the
In detail, the
The
The adjusting
The driving
The
In addition, the
Here, the
Referring to the operation of the
According to the present embodiment, since the alignment of the
While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. In addition, the present invention is not limited to the above-described embodiments, and various modifications and variations are possible to those skilled in the art to which the present invention pertains. Therefore, the spirit of the present invention should not be limited to the above-described embodiments, and all the things that are equivalent to or equivalent to the scope of the claims as well as the claims to be described later belong to the scope of the present invention.
10: Substrate
11: edge
13: notch
100: atomic layer deposition apparatus
101: loading / unloading module
102: transfer module
103: process module
110: buffer unit
120: transfer robot unit
121: housing
123: finger
125: adjuster
131: drive unit
133: notch detection unit
135: control unit
Claims (7)
A plurality of finger parts provided inside the housing to hold a substrate;
A notch detector provided in each of the fingers to detect a notch of the substrate; And
An adjusting unit provided at each of the finger parts to rotate the substrate;
Including,
A transfer robot unit for simultaneously holding a plurality of substrates and aligning the plurality of substrates.
The finger portion is formed to hold a portion of the circumference of the substrate,
And a pair of finger parts facing each other with the substrate therebetween.
The adjusting unit is provided in a position in contact with the substrate in the finger portion, the transfer robot unit is a gear or a friction pad that can rotate the substrate.
And the notch detecting unit is an optical sensor that detects the notch of the substrate at each finger unit.
A control unit for connecting the notch detection unit and the adjustment unit is provided,
And the control unit aligns the position of the substrate by stopping the rotation of the substrate when the notch of the substrate is detected by the notch detecting unit.
A process module for performing a deposition process on the substrate; And
A transfer module provided between the loading / unloading module and the process module, the transfer robot unit holding a plurality of substrates simultaneously and aligning the plurality of substrates;
Including,
The transfer robot unit,
housing;
A plurality of finger parts provided inside the housing to hold a substrate;
A notch detector provided in each of the fingers to detect a notch of the substrate; And
An adjusting unit provided at each of the finger parts to rotate the substrate;
Atomic layer deposition apparatus comprising a.
The adjusting part is provided inside the finger part to rotate the substrate,
And the notch detecting unit is provided in the finger unit to detect the notch of the substrate rotating in the adjusting unit to stop the rotation of the substrate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100108620A KR20120047007A (en) | 2010-11-03 | 2010-11-03 | Atomic layer deposition apparatus with batch type aligning n-multiple substrate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100108620A KR20120047007A (en) | 2010-11-03 | 2010-11-03 | Atomic layer deposition apparatus with batch type aligning n-multiple substrate |
Publications (1)
Publication Number | Publication Date |
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KR20120047007A true KR20120047007A (en) | 2012-05-11 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020100108620A KR20120047007A (en) | 2010-11-03 | 2010-11-03 | Atomic layer deposition apparatus with batch type aligning n-multiple substrate |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101715887B1 (en) | 2016-05-19 | 2017-03-14 | (주)앤피에스 | Apparatus for stacking substrates, apparatus for processing substrate using the same and method thereof |
CN109423629A (en) * | 2017-08-31 | 2019-03-05 | 中国科学院苏州纳米技术与纳米仿生研究所 | The disposable full-surface deposition work piece actuating device of disk part by performing and gaseous phase deposition stove |
-
2010
- 2010-11-03 KR KR1020100108620A patent/KR20120047007A/en not_active Application Discontinuation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101715887B1 (en) | 2016-05-19 | 2017-03-14 | (주)앤피에스 | Apparatus for stacking substrates, apparatus for processing substrate using the same and method thereof |
CN109423629A (en) * | 2017-08-31 | 2019-03-05 | 中国科学院苏州纳米技术与纳米仿生研究所 | The disposable full-surface deposition work piece actuating device of disk part by performing and gaseous phase deposition stove |
CN109423629B (en) * | 2017-08-31 | 2021-05-04 | 中国科学院苏州纳米技术与纳米仿生研究所 | Workpiece driving device for one-time full-surface deposition of disc parts and vapor deposition furnace |
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