WO2023210560A1 - 半導体製造装置システム - Google Patents
半導体製造装置システム Download PDFInfo
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- WO2023210560A1 WO2023210560A1 PCT/JP2023/016056 JP2023016056W WO2023210560A1 WO 2023210560 A1 WO2023210560 A1 WO 2023210560A1 JP 2023016056 W JP2023016056 W JP 2023016056W WO 2023210560 A1 WO2023210560 A1 WO 2023210560A1
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- abnormality
- substrate
- semiconductor manufacturing
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/06—Apparatus for monitoring, sorting, marking, testing or measuring
- H10P72/0606—Position monitoring, e.g. misposition detection or presence detection
- H10P72/0608—Position monitoring, e.g. misposition detection or presence detection of substrates stored in a container, a magazine, a carrier, a boat or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J11/00—Manipulators not otherwise provided for
- B25J11/0095—Manipulators transporting wafers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J13/00—Controls for manipulators
- B25J13/006—Controls for manipulators by means of a wireless system for controlling one or several manipulators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J13/00—Controls for manipulators
- B25J13/08—Controls for manipulators by means of sensing devices, e.g. viewing or touching devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/0014—Gripping heads and other end effectors having fork, comb or plate shaped means for engaging the lower surface on a object to be transported
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J19/00—Accessories fitted to manipulators, e.g. for monitoring, for viewing; Safety devices combined with or specially adapted for use in connection with manipulators
- B25J19/02—Sensing devices
- B25J19/021—Optical sensing devices
- B25J19/023—Optical sensing devices including video camera means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Program-controlled manipulators
- B25J9/16—Program controls
- B25J9/1694—Program controls characterised by use of sensors other than normal servo-feedback from position, speed or acceleration sensors, perception control, multi-sensor controlled systems, sensor fusion
- B25J9/1697—Vision controlled systems
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
- G06T7/001—Industrial image inspection using an image reference approach
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/06—Apparatus for monitoring, sorting, marking, testing or measuring
- H10P72/0606—Position monitoring, e.g. misposition detection or presence detection
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/06—Apparatus for monitoring, sorting, marking, testing or measuring
- H10P72/0616—Monitoring of warpages, curvatures, damages, defects or the like
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/30—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for conveying, e.g. between different workstations
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/30—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for conveying, e.g. between different workstations
- H10P72/34—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for conveying, e.g. between different workstations the wafers being stored in a carrier, involving loading and unloading
- H10P72/3402—Mechanical parts of transfer devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/30—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for conveying, e.g. between different workstations
- H10P72/34—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for conveying, e.g. between different workstations the wafers being stored in a carrier, involving loading and unloading
- H10P72/3411—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for conveying, e.g. between different workstations the wafers being stored in a carrier, involving loading and unloading involving loading and unloading of wafers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/70—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping
- H10P72/76—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using mechanical means, e.g. clamps or pinches
- H10P72/7602—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using mechanical means, e.g. clamps or pinches the wafers being placed on a robot blade or gripped by a gripper for conveyance
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
- G06T2207/30148—Semiconductor; IC; Wafer
Definitions
- This disclosure relates to a semiconductor manufacturing equipment system, and particularly to a semiconductor manufacturing equipment system including a substrate holding hand.
- the above-mentioned Japanese Unexamined Patent Publication No. 2002-224982 discloses a thin substrate transfer robot that carries out a thin substrate from a storage cassette.
- the thin substrate transfer robot includes a first arm and a second arm that rotate in a horizontal plane, and a fork attached to the second arm.
- the fork is a mechanical hand for mounting a thin substrate.
- the thin substrate transfer robot described in the above-mentioned Japanese Patent Application Publication No. 2002-224982 inspects the storage state of the thin substrate in the storage cassette in order to inspect whether the thin substrate is stored in the cassette in the correct posture. It is equipped with a camera that detects.
- a semiconductor manufacturing apparatus that performs at least one of transporting, processing, and storing substrates
- if there is an abnormality in the storage section that stores the substrates it becomes difficult to transport the substrates to the storage section.
- an abnormality not only in the storage unit but also in the semiconductor manufacturing equipment, it is considered that it becomes difficult to transport, process, and store the substrate.
- the camera that detects the substrate in the storage cassette is not configured to photograph the components of the semiconductor manufacturing equipment. cannot detect abnormalities. Therefore, it is desired to detect abnormalities in semiconductor manufacturing equipment that performs at least one of transporting, processing, and storing substrates.
- This disclosure has been made to solve the above-mentioned problems, and one purpose of this disclosure is to detect abnormalities in semiconductor manufacturing equipment that performs at least one of transporting, processing, and storing substrates.
- the object of the present invention is to provide a semiconductor manufacturing equipment system that is possible.
- a semiconductor manufacturing equipment system includes at least a semiconductor manufacturing equipment system for detecting an abnormality in a substrate holding hand that holds a substrate and a semiconductor manufacturing equipment that performs at least one of transporting, processing, and storing the substrate.
- the semiconductor manufacturing apparatus includes a photographing section that photographs a component of the apparatus, and a control section that detects an abnormality in the component of the semiconductor manufacturing apparatus based on the photographed image photographed by the photographing section.
- a semiconductor manufacturing equipment system includes at least a component of the semiconductor manufacturing equipment for detecting an abnormality in the semiconductor manufacturing equipment that performs at least one of transporting, processing, and storing a substrate. and a control section that detects an abnormality in a component of the semiconductor manufacturing apparatus based on the photographed image taken by the photographing section.
- FIG. 1 is a block diagram showing the overall configuration of a substrate processing system according to a first embodiment.
- FIG. 2 is a schematic diagram showing the configuration of a substrate transfer robot, a storage container, and a storage section of a processing device according to the first embodiment.
- FIG. 3 is a perspective view for explaining an arm section and a lifting mechanism section.
- FIG. 7 is a side view for explaining the photographing of the storage section by the photographing section. It is a figure showing an example of a photographed image.
- FIG. 3 is a diagram showing an example of a reference image.
- FIG. 3 is a diagram for explaining detection of a positional shift based on a photographed image.
- FIG. 3 is a diagram for explaining detection of a foreign object based on a photographed image.
- FIG. 1 is a block diagram showing the overall configuration of a substrate processing system according to a first embodiment.
- FIG. 2 is a schematic diagram showing the configuration of a substrate transfer robot, a storage container, and a storage section of
- FIG. 6 is a diagram showing an example of a display on a display device when an abnormality is detected.
- FIG. 6 is a diagram illustrating an example of a display on a display device when a predicted abnormality is detected.
- FIG. 3 is a flowchart diagram for explaining an abnormality detection method according to the first embodiment.
- FIG. 2 is a block diagram showing the overall configuration of a substrate processing system according to a second embodiment.
- FIG. 7 is a schematic diagram showing an example of a photographed image according to the second embodiment.
- FIGS. 1 to 10 The configuration of a substrate processing system 100 according to the first embodiment will be described with reference to FIGS. 1 to 10. Note that the substrate processing system 100 is an example of a semiconductor manufacturing equipment system.
- the substrate processing system 100 includes a substrate transfer robot 101, a storage container 102, a plurality of processing devices 103, a display device 104, and a control device 105.
- the substrate processing system 100 processes a substrate 10 such as a semiconductor wafer or a printed circuit board, for example.
- a substrate 10 such as a semiconductor wafer or a printed circuit board, for example.
- a plurality of substrates 10 stored in a storage container 102 are processed.
- the substrate 10 that has been processed may be stored in the storage container 102 .
- the substrates 10 have, for example, a substantially disk shape, and are stored in the storage container 102 side by side in the vertical direction.
- the processing apparatus 103 performs processing such as resist coating or etching on the substrate 10, for example.
- the storage container 102 is an example of a semiconductor manufacturing device and a storage section.
- the processing device 103 is an example of a semiconductor manufacturing device.
- the display device 104 displays information indicating the status of the substrate processing system 100. Specifically, the display device 104 displays information indicating the operating states of the plurality of processing apparatuses 103 and the operating state of the substrate transfer robot 101. Display device 104 includes, for example, a liquid crystal display.
- the control device 105 is a higher-level control device that controls the entire substrate processing system 100. The control device 105 outputs signals for operating the plurality of processing devices 103 and the substrate transfer robot 101.
- the control device 105 is, for example, a computer having a CPU (Central Processing Unit), a RAM (Random Access Memory), a ROM (Read Only Memory), and the like.
- the substrate transport robot 101 transports the substrate 10.
- the substrate transfer robot 101 performs at least one of carrying out the substrate 10 from the processing apparatus 103 that processes the substrate 10 and carrying the substrate 10 into the processing apparatus 103. Further, the substrate transfer robot 101 performs at least one of carrying out the substrate 10 from the storage container 102 for storing the substrate 10 and carrying the substrate 10 into the storage container 102.
- the processing apparatus 103 has a storage section 20 that stores a plurality of substrates 10. For example, the substrate transfer robot 101 transfers the substrate 10 stored in the storage container 102 to the storage section 20 in one of the plurality of processing devices 103 .
- the substrate transfer robot 101 transfers the substrate 10 that has been processed in one processing apparatus 103 from the storage section 20 of one processing apparatus 103 to the storage section 20 of another processing apparatus 103 among the plurality of processing apparatuses 103. Transport to.
- the storage section 20 is an example of a component of a semiconductor manufacturing apparatus.
- the substrate transfer robot 101 includes a substrate holding hand 30, an arm section 40, and a lifting mechanism section 50.
- the substrate holding hand 30 includes a blade 31 and a blade support section 32 .
- the arm section 40 and the elevating mechanism section 50 are moving mechanisms that move the substrate holding hand 30 in order to transport the substrate 10.
- the substrate 10 is placed on the blade 31.
- the blade 31 is a thin support plate that supports the substrate 10 .
- the blade 31 has a bifurcated tip. Further, the blade 31 supports the back surface of the outer peripheral edge of the substantially disk-shaped substrate 10 from the lower side in the vertical direction.
- the substrates 10 are placed on the blade 31 one by one.
- the blade support section 32 supports the blade 31. Specifically, the blade support section 32 supports the base end of the blade 31.
- the arm section 40 is a horizontal articulated robot arm. That is, the substrate transfer robot 101 is a horizontal articulated robot.
- a substrate holding hand 30 is attached to the tip of the arm section 40.
- the blade support section 32 of the substrate holding hand 30 is rotatably connected to the arm section 40 along the horizontal direction.
- the arm portion 40 includes a first portion 41 and a second portion 42, which are two links.
- the first portion 41 and the second portion 42 are rotatably connected to each other along the horizontal direction.
- the first portion 41 of the arm portion 40 is connected to the substrate holding hand 30 at one end, and connected to the second portion 42 at the other end.
- the arm section 40 is connected to a lifting mechanism section 50.
- the second portion 42 of the arm portion 40 is connected to the first portion 41 at one end, and is rotatably connected to the lifting shaft 51 of the lifting mechanism portion 50 in the horizontal direction at the other end. has been done.
- the elevating mechanism section 50 moves the arm section 40 up and down by moving the elevating shaft 51 along the vertical direction.
- an elevating shaft 51 is arranged so as to extend along the vertical direction.
- the elevating mechanism section 50 moves the substrate holding hand 30 up and down by moving the arm section 40 up and down.
- the arm section 40 and the lifting mechanism section 50 have a servo motor as a drive source. Furthermore, a rotational position sensor such as an encoder that detects the rotational position of the output shaft of the servo motor is arranged in the arm section 40 and the lifting mechanism section 50.
- the arm section 40 and the elevating mechanism section 50 are operated by control processing by a control section 70, which will be described later.
- the substrate transfer robot 101 includes an imaging section 60.
- the photographing section 60 is arranged on the blade support section 32. Specifically, the photographing section 60 is arranged on the upper side of the blade support section 32 in the vertical direction. That is, the imaging unit 60 is arranged above the blade 31 in the vertical direction. Further, the photographing unit 60 is arranged to be located above the mounting surface of the blade 31 on which the substrate 10 is mounted.
- the photographing section 60 moves integrally with the blade support section 32. That is, the photographing section 60 moves integrally with the blade support section 32 by the operation of the arm section 40 and the lifting mechanism section 50.
- the imaging unit 60 photographs at least the components of the storage container 102 and the processing device 103 in order to detect abnormalities in the storage container 102 and the processing device 103.
- a component of the storage container 102 is, for example, a protruding member on which the substrate 10 is placed in the storage container 102.
- Components of the processing device 103 include equipment such as the storage section 20 in the processing device 103, consumables, and the like.
- the photographed image P photographed by the photographing section 60 is output to the control section 70.
- the photographing unit 60 is composed of a two-dimensional camera having a plurality of imaging elements such as a CCD (Charge Coupled Device) or a CMOS (Complementary Metal Oxide Semiconductor). Note that the photographing section 60 may be configured from a three-dimensional camera.
- the substrate transfer robot 101 includes a control section 70 and a communication section 80.
- the control unit 70 controls the operation of the substrate transfer robot 101.
- the control unit 70 is, for example, a computer having a CPU, RAM, ROM, and the like. Further, the control unit 70 has a storage device including a flash memory such as an SSD (Solid State Drive).
- the control section 70 controls the operation of each section of the substrate transfer robot 101 based on programs and parameters stored in advance in a storage device.
- the communication unit 80 communicates with each of the plurality of processing devices 103. Further, the communication unit 80 communicates with the upper control device 105.
- the communication unit 80 includes a communication module that performs communication using a LAN (Local Area Network) or the like. That is, the control unit 70 communicates with the outside of the substrate transfer robot 101 via the communication unit 80.
- LAN Local Area Network
- the control unit 70 detects abnormalities in the components of the storage container 102 and the processing device 103 based on the photographed image P photographed by the photographing unit 60. That is, the control unit 70 performs image analysis processing on the photographed image P photographed by the photographing unit 60, thereby analyzing components such as members included in the storage container 102 and equipment constituting the processing device 103. Performs processing to detect abnormalities in components such as.
- the control unit 70 causes the imaging unit 60 to take images at predetermined intervals.
- the control unit 70 performs imaging of a plurality of preset imaging targets in a maintenance process that is periodically performed at a predetermined period, such as once a day.
- the control unit 70 operates the arm unit 40 and the elevating mechanism unit 50 to change the position of the imaging unit 60 while inspecting a plurality of components in the storage container 102 and the processing device 103. Take a photo.
- the control unit 70 controls the operation of the arm unit 40 and the lifting mechanism unit 50, so that the photographing unit 60 is placed at a position where the inspection target is photographed. Move the blade support section 32 so that the
- the photographing section 60 photographs the storage section 20, which is a component of the processing device 103, under the control of the control section 70.
- the control unit 70 detects an abnormality in the storage unit 20.
- the control section 70 first photographs the entire storage section 20 .
- the control section 70 operates the elevating mechanism section 50 to move the photographing section 60 in the vertical direction while photographing.
- the unit 60 performs multiple imaging operations.
- the control unit 70 detects an abnormality in shape change of the components of the storage container 102 and the processing device 103 based on the photographed image P. For example, the control unit 70 detects an abnormality in shape change in the storage unit 20 by performing image analysis based on a captured image P of the storage unit 20.
- the storage section 20 of the processing apparatus 103 has a plurality of substrate placement sections 21 on which the substrates 10 are placed.
- the substrate mounting section 21 protrudes in the horizontal direction so that the substrate 10 can be placed thereon.
- the plurality of substrates 10 are arranged vertically side by side with a predetermined distance from each other.
- the substrate mounting section 21 of the storage section 20 deteriorates due to repeated use. Specifically, as shown in a portion P10 in FIG. 5, abnormalities such as defects or cracks may occur in the substrate mounting portion 21. In this case, an abnormality such as a positional shift occurs in the substrate 10 stored in the storage section 20.
- the control section 70 detects abnormalities in the components of the processing device 103 by comparing a preset reference image Pa and a photographed image P photographed by the photographing section 60. I do.
- the photographing section 60 photographs the substrate mounting section 21 in a state where the substrate 10 is not mounted. That is, a photographed image P and a reference image Pa of the substrate mounting section 21 on which the substrate 10 is not placed are photographed.
- the reference image Pa is photographed by the photographing section 60 and stored in the storage device by the control section 70, for example, every time the storage section 20 is replaced. Further, the reference image Pa may be a photographed image P photographed during a previous maintenance process.
- the control unit 70 detects abnormal portions in the captured image P, for example, by performing pattern matching processing using the reference image Pa as a template.
- the control unit 70 detects an abnormality in the substrate mounting section 21 when the substrate 10 is not placed on the basis of the photographed image P of the substrate mounting section 21 when the substrate 10 is not placed.
- no defective abnormality occurs in the portion P10 of the photographed image P of FIG.
- the control section 70 stores the control amounts of the arm section 40 and the lifting mechanism section 50 at the time when the reference image Pa was photographed in association with the reference image Pa, thereby controlling the control amount of the photographing section 60 at the time when the reference image Pa was photographed. Store location coordinates.
- control unit 70 When detecting an abnormality, the control unit 70 captures the photographed image P while moving the photographing unit 60 to the same position coordinate as the reference image Pa, so that the position coordinates of the photographing unit 60 are equal to each other. By comparing the reference image Pa and the photographed image P, a portion whose shape has changed from the reference image Pa is detected as an abnormal shape change in a component of the processing device 103.
- an abnormal positional shift may occur in the components of the storage container 102 and the processing device 103.
- an abnormal positional shift may occur in the storage section 20. If a misalignment occurs in the storage section 20, the substrate 10 will not be stored properly.
- the control unit 70 detects an abnormal positional shift of the storage unit 20 based on the captured image P. Specifically, similar to the detection of an abnormality in shape change, the control unit 70 detects an abnormality in positional shift of the storage section 20 by comparing a preset reference image Pa and a photographed image P. That is, the control unit 70 detects an abnormal positional shift of the storage unit 20 when the position of the storage unit 20 has changed since the reference image Pa was photographed.
- an abnormality may occur in the detection of foreign objects in the components of the storage container 102 and the processing device 103.
- a piece of the chipped substrate mounting section 21 may become a foreign object.
- the control unit 70 detects the detection of a foreign object as an abnormality based on the captured image P. Specifically, the control unit 70 detects a foreign object by comparing a preset reference image Pa and a photographed image P, similar to abnormalities such as shape changes and positional deviations.
- control section 70 moves the photographing section 60 close to the inspection target. That is, the blade support section 32 is brought close to the object to be inspected so that the photographing section 60 is close to the component of the processing device 103 which is the object to be inspected.
- the control unit 70 When an abnormality is detected in the components of the storage container 102 and the processing device 103 that are the inspection targets, the control unit 70 performs an abnormality detection function that indicates that an abnormality has been detected in the components of the storage container 102 and the processing device 103. Output a signal. Then, when the control unit 70 detects an abnormality in the components of the storage container 102 and the processing device 103, the communication unit 80 outputs an abnormality detection signal to the outside of the substrate transfer robot 101. For example, the control unit 70 outputs an abnormality detection signal to the higher-level control device 105 via the communication unit 80. Note that the control unit 70 may output an abnormality detection signal to the processing device 103.
- the control device 105 displays an abnormality detection display 104a on the display device 104 of the substrate processing system 100 indicating that an abnormality has been detected.
- FIG. 9 shows an example in which an abnormality in the storage unit 20 is detected in one of the plurality of processing devices 103.
- the abnormality detection display 104a includes a display indicating the type of detected abnormality.
- the operations of the substrate transfer robot 101 and the processing device 103 may be stopped when an abnormality detection signal is output.
- the control unit 70 may cause the storage device to store the photographed image P in which an abnormality has been detected. In this case, a plurality of photographed images P including a photographed image P in which an abnormality has been detected may be stored as moving images.
- the control unit 70 detects signs of abnormality in the components of the storage container 102 and the processing device 103 based on the photographed image P. That is, the control unit 70 detects an abnormality that is expected to occur in the components of the storage container 102 and the processing device 103. Specifically, the control unit 70 detects signs of abnormality by comparing the reference image Pa and the photographed image P. For example, the substrate mounting section 21 of the storage section 20 may gradually wear out due to repeated use. Therefore, the shape of the substrate platform 21 may gradually change. When detecting an abnormality in the shape change of the substrate mounting part 21 by comparing the reference image Pa and the photographed image P, the control unit 70 detects the degree of shape change and detects the abnormality according to the degree of shape change.
- the control unit 70 detects a relatively small degree of shape change as a sign of abnormality. Then, the control unit 70 outputs an abnormality sign detection signal indicating that an abnormality sign has been detected to the higher-level control device 105 via the communication unit 80. Based on the abnormality sign detection signal output from the control unit 70, the control device 105 causes the display device 104 of the substrate processing system 100 to display an abnormality sign detection display 104b indicating that an abnormality sign has been detected.
- FIG. 10 shows an example in which a sign of an abnormality predicted to occur in the storage unit 20 is detected in one of the plurality of processing devices 103.
- the abnormality sign detection display 104b includes a display indicating the type of detected abnormality sign.
- control device 105 causes the display device 104 of the substrate processing system 100 to display a lifespan display 104c indicating the timing at which an abnormality is predicted to occur, based on the abnormality sign detection signal output from the control unit 70.
- the control unit 70 predicts the period until the abnormality occurs.
- the control unit 70 predicts the life span of the component for which the sign of abnormality has been detected.
- the predicted timing includes the date, elapsed time, number of uses, and the like.
- the control unit 70 compares the reference image Pa and the photographed image P, and predicts the period until an abnormality occurs based on the degree of comparison.
- control unit 70 outputs an abnormality sign detection signal including information indicating a life span, which is the predicted timing, based on the predicted period until the abnormality occurs.
- the control unit 70 detects abnormalities and signs of abnormalities based on, for example, thresholds stored in advance in a storage device.
- step S1 in order to detect an abnormality in the processing device 103, the imaging unit 60 photographs at least the components of the processing device 103. For example, the storage section 20 with no substrate 10 placed thereon is photographed. Further, when the processing device 103 has a plurality of storage units 20, each of the plurality of storage units 20 is photographed. Further, imaging is performed for each storage section 20 of each of the plurality of processing devices 103. Then, a photographed image P is obtained by photographing by the photographing unit 60.
- step S2 an abnormality in a component of the processing device 103 is detected based on the photographed image P. Specifically, an abnormality in a component of the processing device 103 is detected by comparing a preset reference image Pa and the captured image P acquired in step S1. Note that when there are a plurality of components of the processing device 103 to be inspected, a plurality of types of reference images Pa are set and stored in advance so as to correspond to each of the plurality of inspection objects.
- step S3 it is determined whether an abnormality has been detected in any component of the processing device 103. If an abnormality is detected in a component of the processing device 103, the process advances to step S4. If no abnormality is detected in the inspection target, the process advances to step S5.
- step S4 an abnormality detection signal indicating that an abnormality has been detected is output based on the detected abnormality.
- the abnormality detection signal is transmitted to the upper control device 105 of the substrate processing system 100 via the communication unit 80, for example. Then, the control device 105 displays on the display device 104 an abnormality detection display 104a indicating that an abnormality has been detected.
- step S5 it is determined based on the photographed image P whether or not a sign of an abnormality that is expected to occur in a component of the processing device 103 has been detected. If a sign of abnormality is detected, the process advances to step S6. If no sign of abnormality is detected, the control process of the abnormality detection method is ended.
- step S6 an abnormality sign detection signal indicating that an abnormality sign has been detected is output.
- the abnormality sign detection signal is transmitted to the upper control device 105 of the substrate processing system 100 via the communication unit 80, for example.
- the control device 105 displays on the display device 104 an abnormality sign detection display 104b and a lifespan display 104c indicating that a predicted abnormality sign has been detected.
- the substrate processing system 100 photographs at least the components of the storage container 102 and the processing device 103 in order to detect an abnormality in the storage container 102 and the processing device 103 that perform at least one of transporting, processing, and storing the substrate 10. It includes a photographing section 60 and a control section 70 that detects an abnormality in the components of the storage container 102 and the processing device 103 based on the photographed image P photographed by the photographing section 60. Thereby, by photographing at least the components of the storage container 102 and the processing device 103 in order to detect an abnormality in the storage container 102 and the processing device 103, a photographed image for detecting an abnormality in the storage container 102 and the processing device 103 can be obtained. You can get P. As a result, based on the captured image P, it is possible to detect an abnormality in the semiconductor manufacturing apparatus that performs at least one of transporting, processing, and storing the substrate 10.
- the control unit 70 Based on the captured image P, the control unit 70 detects at least one of the following: a change in shape of the components of the storage container 102 and the processing device 103, a positional shift of the components of the storage container 102 and the processing device 103, and detection of a foreign object. Detect anomalies including Thereby, it is possible to detect at least one abnormality in shape change, positional shift, and foreign object detection in the components of the storage container 102 and the processing device 103. Therefore, it is possible to suppress abnormalities in the transportation or processing of the substrate 10 due to at least one of shape change, positional shift, and foreign matter in the component.
- the substrate holding hand 30 includes a blade 31 on which the substrate 10 is placed, and a blade support section 32 that supports the blade 31, and the photographing section 60 is arranged on the blade support section 32.
- the photographing section 60 is moved by the configuration in which the substrate holding hand 30 is moved in order to convey the substrate 10. be able to. Therefore, if there are multiple components of the storage container 102 and processing device 103 to be inspected, or if the components of the storage container 102 and processing device 103 to be inspected are larger than the field of view of the imaging unit 60, The photographing unit 60 can be moved by the configuration in which the substrate holding hand 30 is moved.
- the photographing section 60 is disposed not on the blade 31 on which the substrate 10 is placed, but on the blade support section 32 that supports the blade 31, when the substrate 10 is placed on the blade 31, the photographing section 60 can be suppressed from physically interfering with the substrate 10.
- the photographing section 60 photographs a component of the processing device 103, which is the storage section 20 that stores the substrate 10 in the processing device 103, and the control section 70 detects an abnormality in the storage section 20 based on the photographed image P. Thereby, an abnormality in the storage section 20 can be detected. Therefore, it is possible to suppress the occurrence of an abnormality in transporting the substrate 10 to the processing apparatus 103 due to an abnormality in the storage section 20.
- the storage unit 20 includes a board rest 21 on which the board 10 is placed, the photographing unit 60 photographs the board rest 21 on which the board 10 is not placed, and the control unit 70 Based on the image P, an abnormality in the substrate mounting section 21 where the substrate 10 is not mounted is detected.
- an abnormality occurs in the substrate mounting section 21 of the storage section 20, it becomes difficult to accurately store the substrate 10 in the storage section 20. In that case, it is considered that an abnormality occurs in the processing of the substrate 10 by the processing apparatus 103.
- the photographing section 60 photographs the substrate mounting section 21 on which the substrate 10 is not placed, and the control section 70 determines whether the substrate 10 is on the basis of the photographed image P.
- An abnormality in the substrate mounting section 21 which is not mounted is detected. Therefore, since an abnormality in the substrate platform 21 can be detected, abnormalities in the transportation of the substrate 10 to the processing apparatus 103 and the processing of the substrate 10 in the processing apparatus 103 can be effectively suppressed. Furthermore, unlike when photographing the board rest 21 with the board 10 placed thereon, by photographing the board rest 21 with no board 10 placed thereon, in the photographed image P, It is possible to prevent the substrate mounting section 21 from being hidden by the substrate 10. Therefore, abnormalities in the substrate platform 21 can be detected more accurately.
- the control unit 70 detects abnormalities in the components of the storage container 102 and the processing device 103 by comparing a preset reference image Pa and a photographed image P photographed by the photographing unit 60. Thereby, by comparing the reference image Pa and the photographed image P, it is possible to easily detect a portion of the photographed image P that is different from the reference image Pa. Therefore, a portion of the captured image P that differs from the reference image Pa can be easily detected as an abnormality.
- the substrate processing system 100 When the control unit 70 detects an abnormality in the components of the storage container 102 and the processing device 103, the substrate processing system 100 performs abnormality detection indicating that an abnormality in the components of the storage container 102 and the processing device 103 has been detected. It includes a communication section 80 that outputs a signal. Thereby, in a notification section such as the display device 104 that is different from the control section 70, it is possible to notify the operator that an abnormality has been detected. Therefore, when an abnormality occurs, the operator can easily recognize that the abnormality has occurred, and can therefore avoid using the storage container 102 and the processing device 103 in a state where the abnormality has occurred.
- the control unit 70 Based on the captured image P, the control unit 70 detects signs of abnormality in the components of the storage container 102 and the processing device 103, and predicts the period until the abnormality occurs. This makes it possible to detect signs of an abnormality, so before an abnormality occurs that requires the use of the storage container 102 and the processing device 103 to be stopped, the storage container 102 and the processing device 103 are Repairs, replacements, etc. can be performed during times when the device 103 is not in use. Therefore, it is possible to suppress the occurrence of an abnormality during use of the storage container 102 and the processing apparatus 103, and therefore, it is possible to suppress interruption of at least one of transportation, processing, and storage of the substrate 10. As a result, it is possible to suppress an increase in the time required for at least one of transporting, processing, and storing the substrate 10.
- the control unit 70 detects abnormalities in the components of the storage container 102 and the processing device 103 based on photographed images P taken at predetermined intervals. As a result, abnormalities in the components of the storage container 102 and the processing device 103 can be detected periodically at predetermined intervals, so it is possible to effectively prevent the storage container 102 and the processing device 103 from being used in an abnormal state. It can be suppressed.
- the substrate processing system 200 of the second embodiment includes a substrate transfer robot 201. Further, the substrate transfer robot 201 includes a control section 270.
- the hardware configuration of the control unit 270 is similar to the control unit 70 of the first embodiment. That is, the hardware configuration of the substrate transfer robot 201 is similar to the substrate transfer robot 101 of the first embodiment.
- the substrate processing system 200 is an example of a semiconductor manufacturing equipment system.
- control unit 270 detects abnormalities in the components of the storage container 102 and the processing device 103 based on the photographed image P photographed by the photographing unit 60. For example, similarly to the first embodiment, the control unit 270 compares a preset reference image Pa with a photographed image P of the storage unit 20, thereby controlling the storage unit, which is a component of the processing device 103. 20 abnormalities are detected.
- control unit 270 determines the state of the board 10 stored in the storage unit 20 based on the photographed image P when an abnormality in the storage unit 20 is detected. To detect.
- the control unit 270 detects an abnormality in the storage unit 20 at the destination.
- the control section 270 detects an abnormality in the substrate mounting section 21 of the storage section 20 at the destination every time one substrate 10 is transported or every time a predetermined number of substrates are transported. At this time, each time an abnormality is detected, a photographed image P taken in the previous abnormality detection may be used as the reference image Pa. Then, when an abnormality is detected in the storage section 20 while the substrate 10 is being transported, the control section 270 outputs an abnormality detection signal as in the first embodiment.
- a portion P210 indicated by a dashed line in FIG. 13 indicates an abnormality in which one of the substrate mounting sections 21 of the storage section 20 is missing.
- the control unit 270 detects the state of the substrate 10 already stored in the storage unit 20 when an abnormality in the storage unit 20 is detected.
- a portion P220 indicated by a dotted line in FIG. 13 indicates detection of the substrate 10 in the storage section 20.
- the control unit 270 detects the storage state including the arrangement position and shape of the board 10 as the state of the board 10 stored in the storage unit 20.
- the control unit 270 operates the arm unit 40 and the elevating mechanism unit 50 to move the substrate holding hand 30 based on the detected state of the substrate 10. is carried out from the storage section 20.
- the control unit 270 moves the substrate holding hand 30 based on the detected state of the substrate 10, thereby transporting the substrate 10 in an abnormal state from the storage unit 20.
- the control unit 270 detects the state of the board 10 and rescues the board 10 in which an abnormality has been detected in the stored state from the storage unit 20.
- the control unit 270 carries out the substrate 10 by moving the substrate holding hand 30 so as not to interfere with the substrate 10 based on the detected state of the substrate 10. Note that after carrying out the substrate 10 in an abnormal storage state, the control unit 270 may continue the transport operation of the substrate 10 while avoiding the part of the storage section 20 where the abnormality has been detected, or The transport operation of the substrate 10 may be stopped. Furthermore, even if an abnormality in the storage section 20 is detected, the control section 270 continues to transport the substrate 10 if the state of the substrate 10 is normal. That is, even if an abnormality in the storage section 20 is detected, if the state of the substrate 10 is normal, the processing device 103 may perform processing on the substrate 10.
- the control unit 270 detects the state of the board 10 stored in the storage unit 20 based on the photographed image P when an abnormality in the storage unit 20 is detected.
- the state of the board 10 stored in the storage section 20 may differ from the normal state.
- the state of the board 10 stored in the storage section 20 is detected based on the photographed image P. It is possible to carry out from the storage section 20 the substrates 10 that are stored in an inclined position or the substrates 10 that are stored in two stacks. Further, when an abnormality is detected in the storage section 20, it can be confirmed whether or not there is an abnormality in the state of the board 10 stored in the storage section 20.
- the present disclosure based on the photographed image P, changes in shape of the components of the storage container 102 and the processing device 103, positional deviations of the components of the storage container 102 and the processing device 103, and foreign objects are detected.
- an abnormality including at least one of detection is detected
- the present disclosure is not limited thereto.
- consumption of consumables such as electrodes or solutions used for processing in a processing device may be detected as an abnormality.
- the photographing section 60 is disposed on the blade support section 32 of the substrate holding hand 30, but the present disclosure is not limited thereto.
- the imaging unit may be arranged on an arm that moves the substrate holding hand. Further, the imaging section may be arranged on the base section to which the arm section is connected.
- the photographing unit 60 is arranged vertically above the blade support unit 32 in the substrate holding hand 30, but the present disclosure is not limited thereto.
- the imaging section may be arranged on the side of the blade support section. Further, the photographing section may be arranged below the blade support section.
- an abnormality in the storage unit 20 is detected as an abnormality in a component of the processing device 103, but the present disclosure is not limited to this.
- an abnormality in a component such as a device of the processing device other than the storage unit may be detected.
- an abnormality may be detected in a component of a storage container that accommodates the substrate rather than the processing device.
- an abnormality in a transport device that transports the substrate may be detected.
- an abnormality in the substrate mounting section 21 with no substrate 10 mounted thereon is detected by photographing the substrate mounting section 21 with no substrate 10 mounted thereon.
- an abnormality in the substrate platform on which the substrate is placed may be detected by photographing the substrate platform on which the substrate is placed. That is, an abnormality in the storage section in which the board is stored may be detected. For example, when a substrate is transported from a storage container to a storage section of a processing device, an abnormality in the storage container in which the substrate is stored before being transported may be detected.
- an example was shown in which the state of the board 10 stored in the storage unit 20 is detected based on the photographed image P when an abnormality in the storage unit 20 is detected, but the present disclosure is not limited to this.
- an abnormality in only the components of the semiconductor manufacturing apparatus may be detected without detecting the state of the substrate.
- an abnormality in a component of a semiconductor manufacturing apparatus may be detected based on a captured image based on preset parameters without using a reference image.
- the communication unit 80 that outputs an abnormality detection signal is provided, but the present disclosure is not limited to this. In the present disclosure, the communication unit may not be provided.
- an example was shown in which an abnormality in a component of the processing device 103 is detected based on photographed images P taken at preset predetermined intervals, but the present disclosure is not limited to this.
- a captured image may be captured based on an input operation by a worker, and an abnormality may be detected.
- the preset predetermined interval may not be once a day, but may be once a week, once a month, etc.
- the photographed images may be taken at predetermined intervals not every predetermined period but every predetermined number of times of processing or number of times of transportation.
- an abnormality may be detected by taking a photographed image when the substrate processing system is started up.
- the blade support may support multiple blades.
- the present disclosure is not limited to this.
- a plurality of substrate holding hands may be provided.
- the imaging unit may be arranged in at least one of the plurality of substrate holding hands.
- the imaging section may be arranged in some of the plurality of substrate holding hands. That is, a plurality of blade support parts may be provided.
- the control unit 70 that controls the operation of the substrate transfer robot 101 executes a process of detecting an abnormality based on the photographed image P
- the substrate transfer robot may output the photographed image as it is without performing the process of detecting an abnormality.
- the communication section of the substrate transfer robot outputs a photographed image photographed by the photographing section, rather than an abnormality detection signal indicating that an abnormality has been detected. That is, the process of detecting an abnormality in a component of the processing device based on the captured image may be performed by a control unit that is separate from the control unit that controls the operation of the substrate holding hand.
- a control process for detecting an abnormality may be executed in a higher-level control device of the substrate processing system. Further, the process of detecting an abnormality in a component of the processing device based on the photographed image may be executed in a remote control system that is disposed separately from the substrate processing system. That is, the semiconductor manufacturing apparatus system according to the present disclosure may include the substrate processing system and the remote control system.
- an abnormality detection signal indicating that an abnormality has been detected is output, but in the present disclosure, the detected abnormality is You may perform a process to resolve the problem. For example, a component in which an abnormality has been detected may be replaced or repaired by a substrate transfer robot. Furthermore, consumables may be replenished. Further, the detected foreign matter may be removed.
- circuits may be implemented using general purpose processors, special purpose processors, integrated circuits, ASICs (Application Specific Integrated Circuits), conventional circuits, and/or those configured or programmed to perform the disclosed functions.
- Processors are considered processing circuits or circuits because they include transistors and other circuits.
- a circuit, unit, or means is hardware that performs the recited functions or is hardware that is programmed to perform the recited functions.
- the hardware may be the hardware disclosed herein or other known hardware that is programmed or configured to perform the recited functions. If the hardware is a processor, which is considered a type of circuit, the circuit, means or unit is a combination of hardware and software, the software being used to configure the hardware and/or the processor.
- a semiconductor manufacturing equipment system comprising: a control unit that detects an abnormality in a component of the semiconductor manufacturing equipment based on a photographed image taken by the photographing unit.
- the control unit detects an abnormality including at least one of a change in shape of a component of the semiconductor manufacturing device, a positional shift of a component of the semiconductor manufacturing device, and detection of a foreign object, based on the captured image. , the semiconductor manufacturing equipment system according to item 1.
- the substrate holding hand includes a blade on which the substrate is placed, and a blade support part that supports the blade, 3.
- the photographing unit photographs a component of the semiconductor manufacturing apparatus that is a storage unit that stores the substrate in the semiconductor manufacturing apparatus, The semiconductor manufacturing equipment system according to any one of items 1 to 3, wherein the control unit detects an abnormality in the storage unit based on the captured image.
- the storage section includes a substrate placement section on which the substrate is placed, The photographing section photographs the substrate mounting section in a state where the substrate is not mounted, 5.
- (Item 7) Any one of items 1 to 6, wherein the control unit detects an abnormality in a component of the semiconductor manufacturing apparatus by comparing a preset reference image and the photographed image taken by the photographing unit.
- Item 8 Item 1, further comprising a communication unit that outputs an abnormality detection signal indicating that an abnormality in the component of the semiconductor manufacturing apparatus is detected when the control unit detects an abnormality in the component of the semiconductor manufacturing apparatus.
- a communication unit that outputs an abnormality detection signal indicating that an abnormality in the component of the semiconductor manufacturing apparatus is detected when the control unit detects an abnormality in the component of the semiconductor manufacturing apparatus.
- (Item 9) The control unit according to any one of items 1 to 8, wherein the control unit detects a sign of an abnormality in a component of the semiconductor manufacturing apparatus and predicts a period until the abnormality occurs based on the captured image.
- Semiconductor manufacturing equipment system The control unit according to any one of items 1 to 8, wherein the control unit detects a sign of an abnormality in a component of the semiconductor manufacturing apparatus and predicts a period until the abnormality occurs based on the captured image.
- (Item 10) The semiconductor manufacturing device according to any one of items 1 to 9, wherein the control unit detects an abnormality in a component of the semiconductor manufacturing device based on the photographed images taken at preset predetermined intervals. equipment system.
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Abstract
Description
図1から図10までを参照して、第1実施形態による基板処理システム100の構成について説明する。なお、基板処理システム100は、半導体製造装置システムの一例である。
次に、図4から図10までを参照して、制御部70による収納容器102および処理装置103の構成要素の異常の検出について説明する。
次に、図11を参照して、処理装置103の異常検出方法について説明する。この異常検出方法の制御処理は、上記のとおり、たとえば、1日に1回などの所定の期間ごとに定期的にメンテナンス処理において実行される。異常検出方法の制御処理は、制御部70によって実行される。なお、処理装置103以外の収納容器102などの半導体製造装置の異常検出方法も同様である。
第1実施形態では、以下のような効果を得ることができる。
次に、図12および図13を参照して、本開示の第2実施形態による基板処理システム200の構成について説明する。この第2実施形態では、収納部20の異常が検出された場合に、基板10の状態を検出する。なお、上記第1実施形態と同様の構成については、同じ符号を付して説明を省略する。
第2実施形態では、以下のような効果を得ることができる。
なお、今回開示された実施形態は、すべての点で例示であって制限的なものではないと考えられるべきである。本開示の範囲は、上記した実施形態の説明ではなく請求の範囲によって示され、さらに請求の範囲と均等の意味および範囲内でのすべての変更(変形例)が含まれる。
上記した例示的な実施形態は、以下の態様の具体例であることが当業者により理解される。
基板を保持する基板保持ハンドと、
前記基板に対する搬送、処理、および、収納の少なくとも1つを行う半導体製造装置の異常を検出するために少なくとも前記半導体製造装置の構成要素を撮影する撮影部と、
前記撮影部により撮影された撮影画像に基づいて前記半導体製造装置の構成要素の異常を検出する制御部と、を備える、半導体製造装置システム。
前記制御部は、前記撮影画像に基づいて、前記半導体製造装置の構成要素における形状変化と、前記半導体製造装置の構成要素の位置ずれと、異物の検知との少なくとも一つを含む異常を検出する、項目1に記載の半導体製造装置システム。
前記基板保持ハンドは、前記基板が載置されるブレードと、前記ブレードを支持するブレード支持部とを含み、
前記撮影部は、前記ブレード支持部に配置されている、項目1または2に記載の半導体製造装置システム。
前記撮影部は、前記半導体製造装置において前記基板を収納する収納部である前記半導体製造装置の構成要素を撮影し、
前記制御部は、前記撮影画像に基づいて、前記収納部の異常を検出する、項目1~3のいずれか1項に記載の半導体製造装置システム。
前記収納部は、前記基板が載置される基板載置部を含み、
前記撮影部は、前記基板が載置されていない状態の前記基板載置部を撮影し、
前記制御部は、前記撮影画像に基づいて、前記基板が載置されていない状態の前記基板載置部における異常を検出する、項目4に記載の半導体製造装置システム。
前記制御部は、前記収納部の異常が検出された場合に、前記撮影画像に基づいて前記収納部に収納されている前記基板の状態を検出する、項目4に記載の半導体製造装置システム。
前記制御部は、予め設定された基準画像と前記撮影部により撮影された前記撮影画像とを比較することによって前記半導体製造装置の構成要素の異常を検出する、項目1~6のいずれか1項に記載の半導体製造装置システム。
前記制御部により前記半導体製造装置の構成要素の異常が検出された場合に、前記半導体製造装置の構成要素の異常が検出されたことを示す異常検出信号を出力する通信部をさらに備える、項目1~7のいずれか1項に記載の半導体製造装置システム。
前記制御部は、前記撮影画像に基づいて、前記半導体製造装置の構成要素における異常の兆候を検出するとともに、異常が生じるまでの期間を予測する、項目1~8のいずれか1項に記載の半導体製造装置システム。
前記制御部は、予め設定された所定の間隔ごとに撮影された前記撮影画像に基づいて前記半導体製造装置の構成要素の異常を検出する、項目1~9のいずれか1項に記載の半導体製造装置システム。
Claims (10)
- 基板を保持する基板保持ハンドと、
前記基板に対する搬送、処理、および、収納の少なくとも1つを行う半導体製造装置の異常を検出するために少なくとも前記半導体製造装置の構成要素を撮影する撮影部と、
前記撮影部により撮影された撮影画像に基づいて前記半導体製造装置の構成要素の異常を検出する制御部と、を備える、半導体製造装置システム。 - 前記制御部は、前記撮影画像に基づいて、前記半導体製造装置の構成要素における形状変化と、前記半導体製造装置の構成要素の位置ずれと、異物の検知との少なくとも一つを含む異常を検出する、請求項1に記載の半導体製造装置システム。
- 前記基板保持ハンドは、前記基板が載置されるブレードと、前記ブレードを支持するブレード支持部とを含み、
前記撮影部は、前記ブレード支持部に配置されている、請求項1に記載の半導体製造装置システム。 - 前記撮影部は、前記半導体製造装置において前記基板を収納する収納部である前記半導体製造装置の構成要素を撮影し、
前記制御部は、前記撮影画像に基づいて、前記収納部の異常を検出する、請求項1に記載の半導体製造装置システム。 - 前記収納部は、前記基板が載置される基板載置部を含み、
前記撮影部は、前記基板が載置されていない状態の前記基板載置部を撮影し、
前記制御部は、前記撮影画像に基づいて、前記基板が載置されていない状態の前記基板載置部における異常を検出する、請求項4に記載の半導体製造装置システム。 - 前記制御部は、前記収納部の異常が検出された場合に、前記撮影画像に基づいて前記収納部に収納されている前記基板の状態を検出する、請求項4に記載の半導体製造装置システム。
- 前記制御部は、予め設定された基準画像と前記撮影部により撮影された前記撮影画像とを比較することによって前記半導体製造装置の構成要素の異常を検出する、請求項1に記載の半導体製造装置システム。
- 前記制御部により前記半導体製造装置の構成要素の異常が検出された場合に、前記半導体製造装置の構成要素の異常が検出されたことを示す異常検出信号を出力する通信部をさらに備える、請求項1に記載の半導体製造装置システム。
- 前記制御部は、前記撮影画像に基づいて、前記半導体製造装置の構成要素における異常の兆候を検出するとともに、異常が生じるまでの期間を予測する、請求項1に記載の半導体製造装置システム。
- 前記制御部は、予め設定された所定の間隔ごとに撮影された前記撮影画像に基づいて前記半導体製造装置の構成要素の異常を検出する、請求項1に記載の半導体製造装置システム。
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| US18/860,841 US12657693B2 (en) | 2022-04-27 | 2023-04-24 | Semiconductor production apparatus system |
| CN202380035881.8A CN119072778A (zh) | 2022-04-27 | 2023-04-24 | 半导体制造装置系统 |
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| JP (2) | JP7682831B2 (ja) |
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| TW (2) | TWI919960B (ja) |
| WO (1) | WO2023210560A1 (ja) |
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|---|---|---|---|---|
| US12406351B2 (en) | 2019-12-10 | 2025-09-02 | Kawasaki Jukogyo Kabushiki Kaisha | Video confirmation computer |
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- 2023-04-24 US US18/860,841 patent/US12657693B2/en active Active
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- 2023-04-24 KR KR1020247037836A patent/KR102927256B1/ko active Active
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| JP2004148447A (ja) * | 2002-10-30 | 2004-05-27 | Sankyo Seiki Mfg Co Ltd | 産業用ロボット |
| JP2013105948A (ja) * | 2011-11-15 | 2013-05-30 | Hitachi Kokusai Electric Inc | 基板処理装置及び半導体装置の製造方法 |
| KR20160124965A (ko) * | 2015-04-20 | 2016-10-31 | 에스케이하이닉스 주식회사 | 웨이퍼 이송 장치 |
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| US12406351B2 (en) | 2019-12-10 | 2025-09-02 | Kawasaki Jukogyo Kabushiki Kaisha | Video confirmation computer |
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| US20250356478A1 (en) | 2025-11-20 |
| TW202400385A (zh) | 2024-01-01 |
| CN119072778A (zh) | 2024-12-03 |
| US12657693B2 (en) | 2026-06-16 |
| TW202539875A (zh) | 2025-10-16 |
| JP2023163010A (ja) | 2023-11-09 |
| JP7682831B2 (ja) | 2025-05-26 |
| KR20250006120A (ko) | 2025-01-10 |
| JP2025107435A (ja) | 2025-07-17 |
| TWI919960B (zh) | 2026-03-21 |
| KR102927256B1 (ko) | 2026-02-12 |
| TWI893376B (zh) | 2025-08-11 |
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