WO2012108439A1 - 基板中継装置,基板中継方法,基板処理装置 - Google Patents
基板中継装置,基板中継方法,基板処理装置 Download PDFInfo
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- WO2012108439A1 WO2012108439A1 PCT/JP2012/052765 JP2012052765W WO2012108439A1 WO 2012108439 A1 WO2012108439 A1 WO 2012108439A1 JP 2012052765 W JP2012052765 W JP 2012052765W WO 2012108439 A1 WO2012108439 A1 WO 2012108439A1
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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
- H01L21/677—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 conveying, e.g. between different workstations
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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
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67126—Apparatus for sealing, encapsulating, glassing, decapsulating or the like
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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
- H01L21/677—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 conveying, e.g. between different workstations
- H01L21/67739—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 conveying, e.g. between different workstations into and out of processing chamber
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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
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67155—Apparatus for manufacturing or treating in a plurality of work-stations
- H01L21/67184—Apparatus for manufacturing or treating in a plurality of work-stations characterized by the presence of more than one transfer chamber
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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
- H01L21/677—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 conveying, e.g. between different workstations
- H01L21/67739—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 conveying, e.g. between different workstations into and out of processing chamber
- H01L21/67742—Mechanical parts of transfer devices
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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
- H01L21/6835—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 temporarily an auxiliary support
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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
- H01L21/68742—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 lifting arrangement, e.g. lift pins
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- 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
- Y10S414/00—Material or article handling
- Y10S414/135—Associated with semiconductor wafer handling
- Y10S414/139—Associated with semiconductor wafer handling including wafer charging or discharging means for vacuum chamber
Definitions
- the present invention relates to a substrate relay device provided between a plurality of transfer devices for transferring a substrate to be processed such as a semiconductor wafer, a liquid crystal substrate, and a substrate for a solar cell, a substrate relay method using the same, and a substrate processing device.
- a substrate processing apparatus that performs a predetermined process such as etching or film formation on a substrate, for example, a semiconductor wafer (hereinafter also simply referred to as “wafer”) is used.
- a substrate processing apparatus for example, a plurality of processing apparatuses for performing a predetermined process on a wafer and a transport apparatus connected to each of these processing apparatuses are provided, and a relay chamber (pass chamber) is provided between the transport apparatuses. Some are connected (see, for example, Patent Document 1).
- the transfer arm mechanism provided in each transfer apparatus transfers wafers to and from each processing apparatus (wafer loading / unloading), and the wafers are transferred between the transfer apparatuses via the relay chamber. Since delivery can be performed, it is possible to perform continuous processing by another processing apparatus without exposing the wafer to the atmosphere.
- a mounting table (a table for temporarily transferring a wafer to and from the transfer arm mechanism of each transfer device in the case of the relay chamber) Buffer).
- the transfer arm mechanism accommodates the wafer in the casing of the relay chamber by one transfer arm mechanism and places it on the mounting table. The mechanism received the wafer on the mounting table.
- the entire wafer is accommodated and placed in the case. For this reason, the width of the casing must be larger than the diameter of the wafer, and the interval between the transfer devices must be increased accordingly. For this reason, if a relay chamber is provided between the transfer apparatuses, the entire substrate processing apparatus becomes large, and there is a problem that the occupied floor area (footprint) increases.
- the relay chamber may be connected to each transfer device via a gate valve.
- the interval between the transfer devices must be further increased by the gate valve. Therefore, the footprint is further increased.
- an object of the present invention is to provide a board relay device or the like provided between the transfer devices and capable of avoiding an increase in footprint. is there.
- a plurality of transfer devices that carry a substrate in and out of a processing apparatus that performs a predetermined process on the substrate, and the adjacent one of the plurality of transfer devices is provided.
- a substrate processing apparatus provided in at least one of the transport apparatuses for relaying the substrate, wherein the substrate relay apparatus is formed along a side wall of each of the transport apparatuses A casing that is provided so as to surround the opening, and is formed to have a width direction size at least smaller than the substrate size sandwiched between the side walls of each of the transfer apparatuses, and a side wall of the adjacent transfer apparatus in the casing A gate valve that is openable and closable with respect to the opening, and at least three support pins that are provided on both sides of the gate valve and support the substrate across the gate valve.
- the substrate processing apparatus is provided, wherein.
- At least one of the plurality of transfer devices that carry the substrate in and out of the processing device that performs a predetermined process on the substrate is between the adjacent transfer devices.
- a substrate relay apparatus comprising at least three support pins provided on both sides and supporting the substrate across the gate valve.
- At least one of the plurality of transfer devices that carry the substrate in and out of the processing device that performs a predetermined process on the substrate is between the adjacent transfer devices.
- a board relay method using a board relay device provided in the board wherein the board relay device is provided so as to surround an opening formed along a side wall of each of the transfer devices, and the side wall of each of the transfer devices
- At least three support pins provided on both sides of the gate valve, and when transferring the substrate between the transfer arm mechanisms provided in the transfer devices, respectively.
- the substrate transported by the transport arm mechanism is supported on the support pin in a state of straddling the opened gate valve, and the substrate is received from the support pin by the other transport arm mechanism.
- a substrate relay method is provided.
- the gate valve is provided inside the substrate relay device, and the support pins are provided on both sides thereof so that the substrate can be supported across the gate valve, whereby the interval between the transfer devices can be reduced. As a result, space can be saved and an increase in footprint can be avoided.
- FIG. 1 is a cross-sectional view showing a schematic configuration of a substrate processing apparatus to which a substrate relay apparatus according to an embodiment of the present invention can be applied. It is a longitudinal cross-sectional view which shows the structural example of the board
- FIG. 1 is a cross-sectional view showing a schematic configuration of a substrate processing apparatus according to the present embodiment.
- the substrate processing apparatus 100 includes a plurality of vacuums for performing predetermined processing (for example, etching processing, film formation processing, ashing processing, heat processing, etc.) on a substrate, for example, a semiconductor wafer (hereinafter also simply referred to as “wafer”) W.
- predetermined processing for example, etching processing, film formation processing, ashing processing, heat processing, etc.
- wafer semiconductor wafer
- a processing unit (process ship) 110 and a loader chamber 130 for loading / unloading the wafer W into / from the vacuum processing unit 110 are provided.
- FIG. 1 shows an example in which two vacuum processing units (process ships) 110A and 110B are arranged side by side on the same side wall of the loader chamber 130.
- Each of the vacuum processing units 110A and 110B includes processing apparatuses 120A and 120B that perform processing of the wafer W, and depressurized transfer apparatuses 140A and 140B that carry the wafer W into and out of the processing apparatuses 120A and 120B.
- Gate valves 112A and 112B configured to be openable and closable are interposed between the processing devices 120A and 120B and the transfer devices 140A and 140B, respectively.
- the transfer devices 140A and 140B are connected to the side wall of the loader chamber 130 via load lock chambers 150A and 150B that can be depressurized, respectively.
- Gate valves 114A and 114B configured to be openable and closable are interposed between the transfer devices 140A and 140B and the load lock chambers 150A and 150B, respectively, and between the gate valves 114A and 114B and the loader chamber 130, respectively.
- Gate valves 116A and 116B configured to be openable and closable are interposed, respectively. The specific configuration of the transfer devices 140A and 140B will be described later.
- the vacuum processing units 110A and 110B perform the same type of processing or different types of processing on the wafer W inside the processing apparatuses 120A and 120B, respectively.
- Each of the processing apparatuses 120A and 120B includes processing containers 122A and 122B, and the wafer W is mounted on the mounting tables 124A and 124B provided therein to execute processing.
- Each of the load lock chambers 150A and 150B has a function of temporarily holding the wafer W, adjusting it to a reduced pressure atmosphere, transferring the wafer W to the transfer devices 140A and 140B, adjusting the atmospheric pressure atmosphere, and transferring the wafer W to the loader chamber 130. ing. Delivery tables 152A and 152B on which the wafer W can be placed are provided in the load lock chambers 150A and 150B, respectively.
- the loader chamber 130 is configured by a box having a substantially rectangular cross section through which an inert gas such as N 2 gas or clean air is circulated.
- a plurality of cassette stands 132A to 132C are arranged side by side on the side wall opposite to the side wall on which the vacuum processing units 110A and 110B are provided.
- Cassette containers 134A to 134C are placed on these cassette stands 132A to 132C.
- three load ports 136A to 136C as inlets for the wafer W are provided corresponding to the cassette bases 132A to 132C.
- cassette containers 134A to 134C can be mounted one by one on each cassette base 132A to 132C, but the number of cassette bases and cassette containers is not limited to this.
- one or two units may be provided, or four or more units may be provided.
- Each cassette container 134A to 134C can accommodate at least one lot (for example, 25 wafers) or more of wafers W placed in multiple stages at an equal pitch, and the inside is filled with, for example, an N 2 gas atmosphere. It has a sealed structure.
- the loader chamber 130 is configured such that the wafer W can be loaded into and unloaded from the loader chamber 130 via load ports 136A to 136C.
- the loader chamber 130 is provided with an orienter (pre-alignment stage) 137 as a wafer W positioning device.
- the orienter 137 includes, for example, a rotary mounting table 138 and an optical sensor 139 that optically detects the peripheral portion of the wafer W, and performs alignment by detecting notches, orientation flats, and the like of the wafer W.
- a transfer arm mechanism 160 for transferring the wafer W along the longitudinal direction (the arrow direction shown in FIG. 1) is provided in the loader chamber 130.
- the transfer arm mechanism 160 carries the wafer W in and out of the cassette containers 134A to 134C, the orienter 137, and the load lock chambers 150A and 150B.
- the transfer arm mechanism 160 includes, for example, two transfer arms that are rotatably supported on the base 162 and are provided to be able to bend and stretch.
- the base 162 is configured to be slidable on a guide rail (not shown) provided in the loader chamber 130 along the length direction by, for example, a linear motor drive mechanism.
- the transfer arm mechanism 160 may be a double arm mechanism as shown in FIG. 1 or a single arm mechanism.
- the substrate processing apparatus 100 includes a control unit 180 that controls the operation of each unit, and an operation unit (not shown) connected to the control unit 180.
- the operation unit is provided with an operation panel including a touch panel having a display unit such as an LCD (Liquid Crystal Display). For example, the operation status of each component of the substrate processing apparatus 100 is displayed on the display unit.
- the user can perform various operations on the substrate processing apparatus 100 using the operation panel.
- the control unit 180 controls each unit by executing a predetermined program based on data such as a recipe set in advance by an operation from the operation unit. Thereby, for example, wafer transfer, wafer processing, and the like are performed.
- Each of the transfer devices 140A and 140B is provided with an exhaust system such as a vacuum pump (not shown) so that the inside thereof can be depressurized to a predetermined vacuum pressure.
- Transfer arm mechanisms 170A and 170B for transferring the wafer W are provided in the transfer apparatuses 140A and 140B, respectively.
- the transfer arm mechanism 170A loads and unloads the wafer W with respect to the processing apparatus 120A and the load lock chamber 150A, and the transfer arm mechanism 170B loads and unloads the wafer W with respect to the processing apparatus 120B and the load lock chamber 150B. It is like that.
- Each of the transfer arm mechanisms 170A and 170B includes, for example, one transfer arm that is rotatably supported on the bases 172A and 172B and is provided so as to be able to bend and stretch.
- the transfer arm mechanisms 170A and 170B may be a single arm mechanism as shown in FIG. 1 or a double arm mechanism.
- the transport arm mechanisms 170A and 170B are configured to be movable up and down so that the pick (end effector) at the tip can be adjusted in the height direction.
- a substrate relay device 200 for temporarily supporting the wafer W and relaying the wafer W between them. Accordingly, the transfer arm mechanisms 170A and 170B can exchange (carry in and out) the wafer W through the substrate relay apparatus 200 even between the transfer apparatuses 140A and 140B.
- a specific configuration example of such a board relay device 200 will be described with reference to the drawings. 2 is a longitudinal sectional view showing a schematic configuration of the board relay device 200, and FIG. 3 is an external perspective view thereof. As shown in FIG.
- the substrate relay apparatus 200 includes a substantially box-shaped casing 202 surrounding an opening 144 formed along the side walls of the transfer apparatuses 140A and 140B.
- a valve 201 is provided.
- the transfer apparatuses 140A and 140B and the substrate relay apparatus 200 communicate with each other through the opening 144 of the transfer apparatus 140A and the opening 144 of the transfer apparatus 140B, and the wafer W is transferred from the transfer apparatus 140A to the transfer apparatus 140B or the transfer apparatus via the substrate relay apparatus 200. It is formed so that it can be transported from 140B to transport device 140A.
- the gate valve 201 includes a valve body 210 that opens and closes a substrate carry-in / out port 206 formed in the partition wall 204.
- the partition wall 204 is erected so as to partition the space in the housing 202 into a space on the transport device 140A side and a space on the transport device 140B side.
- each of the transfer apparatuses 140A and 140B is configured to have substantially the same shape as that of the housing 202 is described as an example, but the present invention is not limited to this, and the wafer W can be transferred.
- the shape may be the same height and the same shape as the substrate carry-in / out port 206, or may be another shape and position.
- the valve element 210 has a side surface on the periphery of the substrate carry-in / out port 206 as a valve seat, and is configured to be movable toward and away from the valve seat (openable and closable).
- the length of the valve body 210 in the horizontal direction and the vertical direction is formed larger than the horizontal and vertical openings of the substrate carry-in / out port 206. Accordingly, when closing the substrate carry-in / out port 206, the substrate carry-in / out port 206 can be closed and sealed by pressing the valve body 210 against the peripheral side surface of the substrate carry-in / out port 206.
- a seal member such as an O-ring may be interposed between the peripheral side surface of the substrate carry-in / out port 206 and the valve body 210.
- the valve body 210 is attached to the tip of a lift shaft 220 that can be moved up and down, and the base end side of the lift shaft 220 passes through a lift guide frame 230 that protrudes downward near the center of the housing 202 and further below. Are connected to the valve body drive unit 232.
- the valve body driving unit 232 drives the valve body 210 to move up and down and to open and close (drive to and away from the substrate carry-in / out port 206). For example, when closing the substrate loading / unloading port 206, the valve body 210 is raised to a position opposite to the substrate loading / unloading port 206 with a gap that does not contact the partition wall 204 (lifting drive), and then the substrate loading / unloading port 206 is opened. Drive to move in the closing direction (open / close drive).
- the valve element 210 is moved away from the substrate carry-in / out port 206 until a gap that does not contact the partition wall 204 is opened (open / close drive), The wafer W is lowered to a lower standby position that does not interfere with the loading / unloading operation of the wafer W performed through the substrate loading / unloading port 206 (lifting / lowering driving).
- such a valve body driving unit 232 includes, for example, an air cylinder that drives the lifting shaft 220 up and down, and the lifting shaft 220 so that the valve body 210 performs the above-described lifting driving and opening / closing operations. It can comprise with the cam mechanism to guide.
- a protrusion (not shown) is provided on the lifting shaft 220, and the shape of a cam hole (not shown) for guiding the protrusion is formed so that the valve body 210 is driven to lift and open and open as described above.
- the structure of the valve body drive part 232 is not restricted to this.
- a bellows 240 is disposed in the elevation guide frame 230.
- the bellows 240 is attached so as to cover the elevating shaft 220 and can be expanded and contracted in accordance with the elevating operation.
- the bellows 240 is formed of an airtight bellows-like member having corrosion resistance such as stainless steel.
- FIG. 3 shows an example of a configuration in which a total of three support pins 250 are provided, one on one side of the partition wall 204 and two on the other side. Each of these support pins 250 is fixed to the bottom surface of the housing 202 and provided upright.
- the tip of the support pin 250 may be provided with a material that does not adhere particles or a means that does not easily adhere so that the back surface of the wafer W is not damaged. For example, you may comprise with resin etc.
- the support pins 250 are provided on both sides of the gate valve 201, so that the wafer is crossed over the gate valve 201 (while being inserted into the opened substrate loading / unloading port 206). W can be supported. That is, the wafer W can be supported so as to protrude from the substrate relay apparatus 200. By doing so, the wafer W does not have to be accommodated in the housing 202 as in the prior art, so the size in the width direction of the housing 202 sandwiched between the side walls of the transfer devices 140A and 140B is set to the size of the wafer W (substrate size). ). Thereby, since the space
- the substrate relay apparatus 200 is provided with the gate valve therein, and the support pins that support the wafer W across the gate valve on both sides thereof, whereby the transfer apparatuses 140A and 140B are provided.
- the size in the width direction sandwiched between the side walls of the wafer W can be made at least smaller than the diameter (substrate size) of the wafer W.
- the wafer W can be supported from the substrate relay apparatus 200 so as to protrude into the transfer apparatuses 140A and 140B, the interval between the transfer apparatuses 140A and 140B can be made smaller than the diameter (substrate size) of the wafer W. As a result, space can be saved and the footprint can be greatly reduced as compared to the conventional case.
- the width of the housing 202 (the width of the portion sandwiched between the side walls of the transfer apparatuses 140A and 140B) can be made narrower, for example, a width smaller than the size of the wafer W, and preferably the size of the wafer W It can also be 1/3 to 1/2 of (diameter). Further, as the size (diameter) of the wafer W increases, the ratio of the width of the housing 202 can be reduced. However, the width of the housing 202 is preferably such that the wafer W can be stably supported. For example, if the wafer W has a diameter of 300 mm, the width of the housing 202 can be 100 mm to 150 mm. If the wafer W has a diameter of 450 mm, the width of the housing 202 can be 150 mm to 225 mm. .
- the wafer W is placed on the tip of the support pin 250 while being inserted into the substrate carry-in / out entrance 206 halfway.
- the height of the support pins 250 be set such that the wafer W placed at the tip thereof does not contact the edge of the substrate carry-in / out port 206.
- the effector is preferably configured to be movable up and down so that it can be adjusted in the height direction. As a result, the wafer W can be easily placed on the support pins 250 while the height of the wafer W is adjusted by the transfer arm mechanisms 170A and 170B.
- the wafer W is first inserted into the substrate loading / unloading port 206 at a height above the support pins 250.
- the pick of the transfer arm mechanism 170A is slightly lowered, and the wafer W is placed on the support pins 250 on both sides of the partition wall 204. Thereafter, the wafer W can be transferred onto the support pins 250 by pulling out the transfer arm mechanism 170A.
- the pick of the transfer arm mechanism 170B is first inserted into the substrate carry-in / out port 206 at a lower height of the wafer W. Then, by raising the pick and lifting the wafer W from the support pins 250, the wafer W can be received by the transfer arm mechanism 170B.
- FIG. 4A and 4B are explanatory diagrams of the operation of the board relay device 200 shown in FIG. 2, in which the partition wall 204 is indicated by a dotted line and a part of the housing 202 is omitted so that the inside can be easily seen.
- FIG. 4A shows a case where the valve body 210 is in the lower retracted position
- FIG. 4B shows a case where the valve body 210 is in a position where the substrate carry-in / out port 206 is closed.
- the substrate carry-in / out port 206 is opened as shown in FIG. 4A, and the valve body 210 is moved to a lower retreat position.
- the wafer W can be transferred by the transfer arm mechanisms 170A and 170B, and the wafer W can be transferred between the transfer apparatuses 140A and 140B.
- the wafer W received by the transfer arm mechanisms 170A and 170B of the transfer apparatuses 140A and 140B is transferred to the substrate relay apparatus. It can also be conveyed to any of the processing apparatuses 120A and 120B via 200.
- the gate W 114B is closed and the load lock chamber 150B is maintained, so that the wafer W to be processed by the processing apparatus 120B is transferred to the other load lock chamber 150B. It can be transferred to the processing device 120B through the path of the lock chamber 150A, the transfer device 140A, the substrate relay device 200, and the transfer device 140B. As a result, not only the processing of the processing apparatus 120A but also the processing in the processing apparatus 120B can be continued, so that a decrease in the throughput of the entire wafer processing can be suppressed.
- the gate W 112B is closed and the processing apparatus 120B is maintained, so that the wafer W processed by the processing apparatus 120B is loaded into the load lock chamber 150B.
- the transfer device 140B, the substrate relay device 200, and the transfer device 140A can be transferred to the other processing device 120A through the path.
- the wafer W that has been processed by the processing apparatus 120A can be continuously processed by the processing apparatus 120A, thereby suppressing a reduction in throughput of the entire wafer processing. be able to.
- the gate valve 201 of the substrate relay device 200 is closed by raising the valve body 210 and closing the substrate carry-in / out port 206 as shown in FIG. 4B. close. Thereby, even while one of the transport apparatuses 140A and 140B is being maintained, the other can be operated, so that a reduction in throughput can be suppressed.
- FIG. 5 is a longitudinal sectional view showing another configuration example of the board relay device 200
- FIG. 6 is an external perspective view thereof.
- the board relay device 200 shown in FIGS. 5 and 6 includes a support pin lifting mechanism 260 that drives the support pins 250 up and down.
- the support pin raising / lowering mechanism 260 includes a base 262 that supports the support pin 250 and an actuator 264 that raises and lowers the base 262.
- the support pin 250 is inserted into a through hole 266 formed at the bottom of the housing 202 so as to be movable up and down.
- a seal member 268 such as an O-ring is interposed between the through hole 266 and the support pin 250 for sealing.
- FIG. 5 shows an example in which two seal members 268 are provided on the upper and lower sides, but the present invention is not limited to this, and one may be used.
- the base 262 preferably has a shape that does not interfere with the lifting guide frame 230 during lifting.
- a U-shaped base 262 is connected at one end to a plate that supports one support pin 250 on the transport device 140A side and a plate that supports two support pins 250 on the transport device 140B side.
- the example formed in the shape is given. According to this, the base 262 can be disposed so as to surround the lifting guide frame 230.
- FIG. 7A and 7B are explanatory diagrams of the operation of the board relay device 200 shown in FIG. 5, in which the partition wall 204 is indicated by a dotted line and a part of the housing 202 is omitted so that the inside can be easily seen.
- FIG. 7A shows a case where the support pin 250 is in the upper substrate mounting position
- FIG. 7B shows a case where the support pin 250 is in the lower retracted position.
- the transfer arm mechanisms 170A and 170B shown in FIG. 1 are not shown.
- the wafer W When placing the wafer W, the wafer W is received by the support pins 250 from either of the transfer arm mechanisms 170A and 170B. For example, when receiving the wafer W on the transfer arm mechanism 170A, the transfer arm mechanism 170A inserts the wafer W into the substrate transfer port 206 from the transfer device 140A side. When the wafer W is inserted to the position shown in FIG. 7A, the transfer arm mechanism 170A is stopped.
- the base 262 is raised by the actuator 264 to raise the support pins 250 as shown in FIG. 7A, receive the wafer W from the transfer arm mechanism 170A, and pull out the transfer arm mechanism 170A.
- the wafer W is supported on the support pins 250 on both sides of the partition wall 204.
- the transfer arm mechanism 170B when receiving by the transfer arm mechanism 170B on the support pin 250, the transfer arm mechanism 170B is inserted into the substrate carry-in / out port 206 from the transfer device 140B side.
- the transfer arm mechanism 170B is stopped.
- the base 262 is lowered by the actuator 264, whereby the support pins 250 are lowered as shown in FIG. 7B, the wafer W is transferred to the transfer arm mechanism 170B, and the transfer arm mechanism 170B is pulled out while the wafer W is placed.
- the wafer W is transferred to the transfer arm mechanism 170B.
- the shape of the base 262 is not limited to that shown in FIG. 6, and may be any shape as long as it does not conflict with the lifting guide frame 230 during lifting.
- the base 262 may be formed in a U shape having a different opening position from the base 262 shown in FIG. 7, or may be formed in a donut shape surrounding the lifting guide frame 230. Good.
- the number of support pins 250 is not limited to three, and may be four or more. Further, as shown in FIG. 9, the ends of the support pins 250 may be connected by a plate-like member 270. In this case, the plate-like member 270 is provided between the support pins 250 on one side of the partition wall 204 and between the support pins 250 on the other side so as not to obstruct the operation of the valve body 210. Therefore, in this case, four or more support pins 250 are required.
- the support pin 250 may be supported by a plate-like member 280 provided so as to be freely raised and lowered.
- the plate-shaped member 280 is provided with a lifting shaft 282, and the lifting shaft 282 is inserted into a through hole 284 provided at the bottom of the housing 202.
- a base 262 that supports the lifting shaft 282 and an actuator 264 that lifts and lowers the base 262 are disposed below the bottom of the housing 202.
- the plate-shaped member 280 is moved up and down through the lifting shaft 282.
- the support pins 250 supported by the plate-like member 280 are moved up and down all at once.
- the support pin 250 does not penetrate through the bottom of the housing 202.
- the number of through holes 284 into which the elevating shaft 282 is inserted can be minimized at the bottom of the housing 202, and there is no need to provide as many through holes 284 as the number of support pins 250. That is, regardless of the number of support pins 250, the number of through holes 284 that need to be sealed can be reduced.
- the gate valve 201 is provided inside the substrate relay apparatus 200 and the support pins 250 are provided on both sides thereof, so that the wafer W can be supported across the gate valve 201.
- the space between the transfer devices 140A and 140B can be reduced, so that space saving can be achieved.
- An increase in the footprint due to the installation of can be avoided. Thereby, a footprint can be reduced significantly compared with the past.
- the substrate relay apparatus 200 is applied to the substrate processing apparatus 100 in which the two vacuum processing units 110A and 110B are connected in parallel to the loader chamber 130 . It is not a thing.
- the present invention is also applicable to a substrate processing apparatus in which three or more vacuum processing units are connected to the loader chamber 130 in parallel.
- the substrate relay device 200 may be provided between all the adjacent transfer devices, or at least one of the substrate transfer devices 200 between the adjacent transfer devices. It may be provided. (Another configuration example of the substrate processing apparatus)
- FIG. 11 is a cross-sectional view showing another configuration example of the substrate processing apparatus.
- the substrate relay apparatus 200 is applied to the substrate processing apparatus 101 in which three vacuum processing units 110A, 110B, and 110C are connected in parallel to the loader chamber 130 will be described as an example.
- the configuration of the vacuum processing unit 110C is substantially the same as that of the vacuum processing units 110A and 110B, the description of components having substantially the same functional configuration is omitted by adding C to the suffix of each symbol. To do.
- the substrate relay apparatus 200 is provided between the transfer apparatuses 140A and 140B, but the same substrate relay apparatus 200 can be provided between the transfer apparatuses 140B and 140C. .
- each substrate relay device 200 by normally opening the gate valve 201 of each substrate relay device 200 when it is movable, the same processing (for example, resist film is masked) by the processing devices 120A and 120C disposed on both sides, for example.
- the processing for etching the target film) is performed in parallel, and the post-processing (for example, the processing for ashing the resist film) performed thereafter in the processing apparatus 120B disposed in the center can be continuously performed.
- the transfer is performed by the transfer apparatus 140B via the substrate relay apparatus 200 adjacent to the transfer apparatus 140A. It is delivered to the arm mechanism 170B and conveyed to the processing device 120B. Thereby, the post-processing by the processing apparatus 120B can be continuously executed without exposing the wafer W processed by the processing apparatus 120A to the atmosphere.
- the transfer apparatus 140B passes through the substrate relay apparatus 200 adjacent to the transfer apparatus 140C. Is transferred to the transfer arm mechanism 170B and transferred to the processing device 120B. Thereby, the post-processing by the processing apparatus 120B can be executed continuously without exposing the wafer W processed by the processing apparatus 120C to the atmosphere.
- the board relay apparatus 200 adjacent to the transfer apparatus 140C Only the gate valve 201 is closed.
- the transport devices 140A and 140B can operate even while the transport device 140C is being maintained. For this reason, since the processing of the wafer W using the processing apparatuses 120A and 120B can be continued while the maintenance of the transfer apparatus 140C is being performed, a decrease in throughput can be suppressed.
- a plurality of transfer devices that carry a substrate into and out of a processing apparatus that performs a predetermined process on the substrate, and the plurality of transfers A substrate processing apparatus provided with at least one of the apparatuses between the adjacent transfer apparatuses for relaying the substrate, wherein the substrate relay apparatus 200 includes A housing 202 provided so as to surround an opening formed along a side wall of the transport device, and having a width-direction size sandwiched between the side walls of each transport device at least smaller than the substrate size; and the housing 202 A gate valve 201 provided to be openable and closable with respect to the opening along a side wall of the adjacent transfer device, and provided on both sides of the gate valve 201. Astride at least three support pins 250 for supporting the substrate, a substrate processing apparatus comprising the are provided.
- the gate valve 201 is placed on the support pins 250 provided on both sides of the gate valve 201, thereby The substrate can be supported across the board.
- the interval between the transfer devices can be reduced, so that space can be saved and an increase in footprint due to the installation of the substrate relay device 200 can be avoided. Thereby, a footprint can be reduced significantly compared with the past.
- the gate valve 201 includes, for example, a valve body 210 that can be raised and lowered to open and close a substrate carry-in / out opening formed in a partition wall 204 that partitions one side and the other side of the adjacent transfer device inside the housing 202,
- the support pins 250 are provided on both sides of the partition wall 204, for example. According to this, the substrate can be placed on the support pins 250 while being inserted into the substrate carry-in / out port.
- the support pin 250 is provided so as to be movable up and down, and a support pin lifting mechanism 260 for driving the support pin 250 is provided.
- the support pin lifting mechanism 260 lifts and lowers the base 262 that supports the support pin 250.
- the actuator 264 may be provided. According to this, the height of the support pin 250 can be adjusted, and the substrate can be received from the transfer arm mechanism or the like by moving the support pin 250 up and down.
- each of the transfer arm mechanisms is provided with a transfer arm mechanism and the transfer arm mechanisms deliver the substrate when the gate valve 201 is opened, the transfer arm mechanism moves the substrate to the gate.
- the substrate may be received from the support pin 250 by the support arm 250 supported by the support pin 250 while straddling the valve 201. According to this, a board
- substrate can be delivered by cooperation of each conveyance arm mechanism.
- the gate valve 201 may be opened when both the transfer devices are operating, and may be closed when any of the transfer devices is maintained. According to this, since the substrate processing can be continued by another transfer device even during the maintenance of the transfer device, it is possible to suppress a decrease in throughput.
- the substrate processing apparatus is connected to each transfer apparatus via a gate valve 201, and a load lock chamber for transferring the substrate to and from each transfer apparatus, and the load lock chamber via a gate valve.
- a loader chamber 130 for carrying a substrate in and out of each load lock chamber, and when maintaining any one of the load lock chambers, the load lock chamber and the transfer device For the substrate to be processed by closing the gate valve between the load lock chambers, the substrate is processed through the substrate relay device 200 between the transfer devices after being transferred from the other load lock chambers. You may make it continue the process of the said board
- the substrate relay device 200 between the transfer devices is used, the substrate is loaded through the other load lock chamber so that the substrate should be processed. Can be carried in. As a result, a decrease in throughput can be suppressed even during maintenance of the load lock chamber.
- a plate-like member that connects a plurality of the support pins at the tip or the end may be further provided.
- At least one of the plurality of transfer apparatuses that carry the substrate in and out of a processing apparatus that performs a predetermined process on the substrate, between the adjacent transfer apparatuses.
- a board relay device 200 for relaying the board provided to the side, and is provided so as to surround an opening formed along the side wall of each of the transfer devices, and is sandwiched between the side walls of the transfer devices.
- At least one of the plurality of transfer apparatuses that carry the substrate in and out of a processing apparatus that performs a predetermined process on the substrate, between the adjacent transfer apparatuses.
- the substrate relay method using the substrate relay device 200 provided in the substrate relay device 200, wherein the substrate relay device 200 is provided so as to surround an opening formed along a side wall of each of the transport devices.
- a gate valve 201 provided in the casing 202 so as to be openable and closable along the side wall of the adjacent transfer device.
- at least three support pins 250 provided on both sides of the gate valve 201, and the transfer arm mechanisms provided in the transfer devices are connected to each other by the substrate. In delivery, the substrate transported by one of the transport arm mechanisms is supported by the support pin 250 in a state of straddling the opened gate valve 201, and the support by the other transport arm mechanism.
- a substrate relay method is provided that receives the substrate from pins 250.
- the substrate processing apparatus to which the substrate relay apparatus according to the present invention can be applied is not limited to the one described in the above embodiment, and any configuration can be used as long as the substrate processing apparatus includes an adjacent transfer device. It can also be applied to a substrate processing apparatus.
- the present invention is applicable to a substrate relay apparatus, a substrate relay method, and a substrate processing apparatus provided between a plurality of transfer apparatuses that transfer a substrate to be processed such as a semiconductor wafer.
- Substrate processing apparatus 110A, 110B, 110C Vacuum processing unit 112A, 112B, 112C Gate valve 114A, 114B, 114C Gate valve 116A, 116B, 116C Gate valve 120A, 120B, 120C Processing apparatus 122A, 122B, 122C Processing container 124A , 124B, 124C mounting table 130 Loader chamber 132A, 132B, 132C Cassette table 134A, 132B, 134C Cassette container 136A, 136B, 136C Load port 137 Orienter 138 Rotating mounting table 139 Optical sensor 140A, 140B, 140C Transport device 144 Opening 150A, 150B Load lock chamber 152A, 152B Transfer table 160, 170A, 170B, 170C Transfer arm machine 162, 172A, 172B, 172C Base 180 Control unit 200 Substrate relay device 201 Gate valve 202 Housing 204 Partition wall 206 Substrate
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Abstract
Description
(基板処理装置の構成例)
先ず,本発明の実施形態にかかる基板中継装置を適用可能な基板処理装置の構成例について図面を参照しながら説明する。図1は本実施形態にかかる基板処理装置の概略構成を示す横断面図である。基板処理装置100は,基板例えば半導体ウエハ(以下,単に「ウエハ」ともいう。)Wに対して所定の処理(例えばエッチング処理,成膜処理,アッシング処理,熱処理など)を施すための複数の真空処理ユニット(プロセスシップ)110と,この真空処理ユニット110に対してウエハWを搬出入させるローダ室130とを備える。
(基板中継装置の構成例)
このような基板中継装置200の具体的構成例について図面を参照しながら説明する。図2は基板中継装置200の概略構成を示す縦断面図であり,図3はその外観斜視図である。本実施形態にかかる基板中継装置200は,図2に示すように,各搬送装置140A,140Bの側壁に沿って形成された開口144を囲む略箱状の筐体202を備え,その内部にゲートバルブ201が設けられる。搬送装置140A,140B及び基板中継装置200は、搬送装置140Aの開口144及び搬送装置140Bの開口144により連通し、基板中継装置200を介してウエハWを搬送装置140Aから搬送装置140B、又は搬送装置140Bから搬送装置140Aに搬送できるように形成されている。
(基板中継装置の他の構成例)
ここで,基板中継装置200の他の構成例として支持ピン250を昇降自在にした場合について説明する。図5は基板中継装置200の他の構成例を示す縦断面図であり,図6はその外観斜視図である。図5,図6に示す基板中継装置200は,支持ピン250を昇降駆動する支持ピン昇降機構260を備える。支持ピン昇降機構260は,支持ピン250を支持するベース262と,ベース262を昇降させるアクチュエータ264とを備える。
(基板処理装置の他の構成例)
ここで,本実施形態にかかる基板中継装置200を適用可能な基板処理装置の他の構成例について図面を参照しながら説明する。図11は,基板処理装置の他の構成例を示す横断面図である。ここでは,図11に示すように,3つの真空処理ユニット110A,110B,110Cをローダ室130に並列に接続した基板処理装置101に,基板中継装置200を適用した場合を例に挙げる。
110A,110B,110C 真空処理ユニット
112A,112B,112C ゲートバルブ
114A,114B,114C ゲートバルブ
116A,116B,116C ゲートバルブ
120A,120B,120C 処理装置
122A,122B,122C 処理容器
124A,124B,124C 載置台
130 ローダ室
132A,132B,132C カセット台
134A,132B,134C カセット容器
136A,136B,136C ロードポート
137 オリエンタ
138 回転載置台
139 光学センサ
140A,140B,140C 搬送装置
144 開口
150A,150B ロードロック室
152A,152B 受渡台
160,170A,170B,170C 搬送アーム機構
162,172A,172B,172C 基台
180 制御部
200 基板中継装置
201 ゲートバルブ
202 筐体
204 仕切壁
206 基板搬出入口
210 弁体
220 昇降軸
230 昇降案内フレーム
232 弁体駆動部
240 ベローズ
250 支持ピン
260 支持ピン昇降機構
262 ベース
264 アクチュエータ
266 貫通孔
268 シール部材
270 板状部材
280 板状部材
282 昇降軸
284 貫通孔
W ウエハ
Claims (9)
- 基板に所定の処理を施す処理装置に前記基板を搬出入する複数の搬送装置と、該複数の搬送装置のうち隣設する前記搬送装置間の少なくともいずれかに設けられた、前記基板を中継するための基板中継装置と、を備えた基板処理装置であって,
前記基板中継装置は、
前記各搬送装置の側壁に沿って形成された開口を囲むように設けられ,前記各搬送装置の側壁に挟まれる幅方向のサイズを少なくとも前記基板サイズよりも小さく形成した筐体と,
前記筐体内にて前記隣接する搬送装置の側壁に沿って前記開口に対して開閉自在に設けられたゲートバルブと,
前記ゲートバルブの両側に設けられ,該ゲートバルブを跨って前記基板を支持する少なくとも3本の支持ピンと,
を有することを特徴とする基板処理装置。 - 前記ゲートバルブは,前記筐体内を前記隣接する搬送装置の一方側と他方側を仕切る仕切壁に形成された基板搬出入口を開閉する昇降自在な弁体を備え,
前記支持ピンは,前記仕切壁の両側に設けたことを特徴とする請求項1に記載の基板処理装置。 - 前記支持ピンを昇降自在に設けるとともに,これを昇降駆動させる支持ピン昇降機構を設け,
前記支持ピン昇降機構は,前記支持ピンを支持するベースと,このベースを昇降させるアクチュエータと,を備えたことを特徴とする請求項2に記載の基板処理装置。 - 前記各搬送装置内にそれぞれ搬送アーム機構を設け,
前記搬送アーム機構同士で前記ゲートバルブの開成時に前記基板の受け渡しをする際には,一方の前記搬送アーム機構によって前記基板を前記ゲートバルブを跨いだ状態で前記支持ピンに支持させて,他方の前記搬送アーム機構によって前記支持ピンから前記基板を受け取ることを特徴とする請求項1に記載の基板処理装置。 - 前記ゲートバルブは,前記搬送装置を両方稼働している際には開成し,前記搬送装置のいずれかをメンテナンスする際には閉成することを特徴とする請求項1に記載の基板処理装置。
- 前記各搬送装置にそれぞれゲートバルブを介して接続され,前記各搬送装置との間で前記基板を搬出入するロードロック室と,これらロードロック室にゲートバルブを介して接続され,前記各ロードロック室との間で基板を搬出入するローダ室を備え,
前記ロードロック室のうちのいずれかをメンテナンスする際には,そのロードロック室と前記搬送装置との間のゲートバルブを閉じ,
そのロードロック室から搬入して処理すべき基板については,他のロードロック室から搬入して前記各搬送装置間で前記基板中継装置を介してその基板が処理されるべき処理装置に搬入することによって,前記基板の処理を続行することを特徴とする請求項1に記載の基板処理装置。 - 基板に所定の処理を施す処理装置に前記基板を搬出入する複数の搬送装置のうち隣設する前記搬送装置間の少なくともいずれかに設けられた、前記基板を中継するための基板中継装置であって,
前記各搬送装置の側壁に沿って形成された開口を囲むように設けられ,前記各搬送装置の側壁に挟まれる幅方向のサイズを少なくとも前記基板サイズよりも小さく形成した筐体と,
前記筐体内にて前記隣接する搬送装置の側壁に沿って前記開口に対して開閉自在に設けられたゲートバルブと,
前記ゲートバルブの両側に設けられ,該ゲートバルブを跨って前記基板を支持する少なくとも3本の支持ピンと,
を備えたことを特徴とする基板中継装置。 - 基板に所定の処理を施す処理装置に前記基板を搬出入する複数の搬送装置のうち隣設する前記搬送装置間の少なくともいずれかに設けられた基板中継装置を用いた基板中継方法であって,
前記基板中継装置は,前記各搬送装置の側壁に沿って形成された開口を囲むように設けられ,前記各搬送装置の側壁に挟まれる幅方向のサイズを少なくとも前記基板サイズよりも小さく形成した筐体と,前記筐体内にて前記隣接する搬送装置の側壁に沿って前記開口に対して開閉自在に設けられたゲートバルブと,前記ゲートバルブの両側に設けられた少なくとも3本の支持ピンと,を備え,
前記各搬送装置内にそれぞれ設けられた搬送アーム機構同士で前記基板の受け渡しをする際には,一方の前記搬送アーム機構によって搬送された前記基板を、開成した前記ゲートバルブを跨いだ状態で前記支持ピンに支持させて,他方の前記搬送アーム機構によって前記支持ピンから前記基板を受け取ることを特徴とする基板中継方法。 - 複数の前記支持ピンを先端又は末端で繋げる板状部材を更に備えることを特徴とする請求項1に記載の基板処理装置。
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JP2012556902A JP5926694B2 (ja) | 2011-02-08 | 2012-02-07 | 基板中継装置,基板中継方法,基板処理装置 |
KR1020137020779A KR101685752B1 (ko) | 2011-02-08 | 2012-02-07 | 기판 중계 장치, 기판 중계 방법, 기판 처리 장치 |
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JP2016004985A (ja) * | 2014-06-19 | 2016-01-12 | 東京エレクトロン株式会社 | 基板処理システム、仕切弁及び基板搬送方法 |
JP2021012943A (ja) * | 2019-07-05 | 2021-02-04 | 東京エレクトロン株式会社 | 基板搬送装置及び基板搬送方法 |
JP7316121B2 (ja) | 2019-07-05 | 2023-07-27 | 東京エレクトロン株式会社 | 基板搬送装置及び基板搬送方法 |
CN111397468A (zh) * | 2020-04-07 | 2020-07-10 | 徐州益慧企业管理有限公司 | 一种电子继电器生产制造批量化检测系统 |
CN111397468B (zh) * | 2020-04-07 | 2021-06-08 | 江苏保庆电器设备有限公司 | 一种电子继电器生产制造批量化检测系统 |
Also Published As
Publication number | Publication date |
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KR20140041419A (ko) | 2014-04-04 |
US9269599B2 (en) | 2016-02-23 |
TWI533392B (zh) | 2016-05-11 |
TW201246436A (en) | 2012-11-16 |
JP5926694B2 (ja) | 2016-05-25 |
US20130309047A1 (en) | 2013-11-21 |
KR101685752B1 (ko) | 2016-12-12 |
JPWO2012108439A1 (ja) | 2014-07-03 |
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