WO2013009151A2 - 검사방법 - Google Patents
검사방법 Download PDFInfo
- Publication number
- WO2013009151A2 WO2013009151A2 PCT/KR2012/005636 KR2012005636W WO2013009151A2 WO 2013009151 A2 WO2013009151 A2 WO 2013009151A2 KR 2012005636 W KR2012005636 W KR 2012005636W WO 2013009151 A2 WO2013009151 A2 WO 2013009151A2
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- WIPO (PCT)
- Prior art keywords
- measurement
- area
- data
- color
- mask area
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- 0 C1C*=C*C1 Chemical compound C1C*=C*C1 0.000 description 2
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Classifications
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
- G01B11/2513—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object with several lines being projected in more than one direction, e.g. grids, patterns
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
- G01N21/95607—Inspecting patterns on the surface of objects using a comparative method
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
- G01N21/95684—Patterns showing highly reflecting parts, e.g. metallic elements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/08—Monitoring manufacture of assemblages
Definitions
- the present invention relates to an inspection method, and more particularly to an inspection method of a substrate.
- At least one printed circuit board is provided in an electronic device, and various circuit elements such as a circuit pattern, a connection pad part, and a driving chip electrically connected to the connection pad part are provided on the printed circuit board. Are mounted.
- a shape measuring device is used to confirm that the various circuit elements as described above are properly formed or disposed on the printed circuit board.
- a conventional shape measuring apparatus sets a predetermined measuring area and checks whether a predetermined circuit element is properly formed in the measuring area.
- the area where a circuit element should exist is simply set as the measurement area in theory.
- the measurement area must be set correctly at the desired position to measure the circuit elements that require measurement.However, the measurement object such as a printed circuit board may have distortion such as warp and distortion of the base substrate. Since the measurement area may not be accurately set at a desired position for measurement, the image acquired by the camera of the photographing unit may theoretically have a certain difference from the position at which the circuit element exists.
- an object of the present invention is to provide an inspection method capable of obtaining an optimal illumination condition for acquiring a high quality feature object, and thus more accurately setting an inspection region.
- the setting of an illumination condition using the reference data and the color-specific measurement data acquired for the measurement area does not include a reference mask area including a conductive pattern and the conductive pattern in the reference data.
- Setting a non-reference mask area setting a measurement mask area corresponding to the reference mask area and a measurement non-mask area corresponding to the reference non-mask area in the color-specific measurement data; and And setting the illumination condition to increase the gray scale difference between the measurement mask area and the measurement non-mask area as the illumination condition.
- the gray value difference between the measurement mask area and the measurement nonmask area may include a representative value of the gray value of the measurement mask area existing in the measurement area and the measurement nonmask area present in the measurement area. It can be defined by the difference between the representative value of the gray value of.
- the distortion amount may be obtained by a quantified conversion formula between the reference data and the measurement data, wherein the quantified conversion formula is a position change, a slope change, and a size change obtained by comparing the reference data with the measurement data.
- the deformation degree may be defined using at least one or more.
- the feature object may be set as a feature block in a block unit to include a predetermined shape in the measurement area, and the predetermined shape of the feature block is a two-dimensional delimiter to eliminate the possibility of misunderstanding due to the surrounding shape. It can have
- the obtaining of the measurement data for the measurement area according to the illumination of different conditions may be obtained by irradiating the measurement area with illumination having two or more colors, respectively, and imaging the respective areas.
- the color may include a first color, a second color, and a third color different from each other.
- the first color, the second color and the third color may be directly obtained by a measuring device, and the color may include a fourth color, the first color, and the first color and the second color in combination.
- the setting of the illumination condition based on the gray value between the measurement mask area and the measurement non-mask area may include illumination of a condition in which a grayscale difference between the measurement mask area and the measurement non-mask area is large. May be set to the illumination condition.
- the gray value difference between the measurement mask area and the measurement nonmask area may be defined by the difference between the representative value of the gray value of the measurement mask area and the representative value of the gray value of the measurement nonmask area.
- the feature object may be set as a feature block in a block unit so as to include a predetermined shape in the measurement area, and the setting of the feature object for the measurement area may include measuring data for each lighting under different conditions.
- the gray value difference between the measurement mask area and the measurement non-mask area is determined by the representative value of the gray value of the measurement mask area existing in the feature block and the measurement value. It can be defined by the difference between the representative value of the gray values of the measurement non-mask area present in the feature block.
- the amount of distortion may be obtained by a quantified conversion formula between the reference data and the measurement data, the quantified conversion formula, the position change obtained by comparing the reference data and the measurement data, It may be defined using at least one or more of gradient change, magnitude change, and deformation degree.
- a reference mask area and a reference non-mask area are set in the reference data. Subsequently, illumination of different conditions is irradiated and imaged to obtain data. Next, a measurement mask area corresponding to the reference mask area and a measurement nonmask area corresponding to the reference nonmask area are distinguished from the obtained data. Subsequently, the illumination of the condition which enlarges the gray value difference between the said measurement mask area
- the inspection area can be set more accurately.
- FIG. 1 is a flow chart showing a test method according to an embodiment of the present invention.
- FIG. 3 is a plan view illustrating an example of measurement data in the inspection method of FIG. 1.
- FIG. 4 is a flowchart illustrating an embodiment of setting an illumination condition of FIG. 1.
- FIG. 5 is a graph illustrating an exemplary embodiment for explaining a process of finding an illumination for increasing a difference in gray values of FIG. 4.
- FIG. 6 is a flowchart illustrating a test method according to another exemplary embodiment of the present invention.
- first and second may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another.
- the first component may be referred to as the second component, and similarly, the second component may also be referred to as the first component.
- FIG. 1 is a flow chart showing an inspection method according to an embodiment of the present invention
- Figure 2 is a plan view showing an example of the reference data in the inspection method of Figure 1
- Figure 3 is one of the measurement data in the inspection method of FIG. It is a top view which showed the example.
- a measurement area FOV is set on a substrate (S110).
- the measurement area means a predetermined area set on the substrate for inspecting whether the substrate is defective, for example, a photographing range of a camera mounted on inspection equipment such as a three-dimensional shape measuring device. of view).
- the reference data RI may be, for example, a theoretical plane image of the substrate 100, as shown in FIG. 2.
- the reference data (RI) may be obtained from the learning information obtained by the learning mode.
- the learning mode for example, the board information is searched in a database, and if there is no board information as a result of the database search, the learning of the bare board is performed. Subsequently, the learning of the bare board is completed. If is calculated may be implemented in such a manner as to store the substrate information in the database. That is, the design reference information of the printed circuit board is obtained by learning a bare board of the printed circuit board in the learning mode, and the reference data (RI) may be obtained by obtaining the learning information through the learning mode.
- measurement data PI for the measurement area FOV is acquired for each color (S130).
- the measurement data PI may be an image of actually photographing the substrate corresponding to the reference data RI using an inspection apparatus such as a 3D shape measuring apparatus.
- the measurement data PI is similar to the reference data RI illustrated in FIG. 2, the measurement data PI is slightly distorted compared to the reference data RI due to the warpage and distortion of the substrate 100.
- the measurement data (PI) is irradiated with light to the measurement area (FOV) by using the illumination unit of the inspection equipment, and photographing the reflection image of the irradiated light using a camera mounted on the inspection equipment Can be obtained.
- Measurement data PI according to the first color, the second color, and a color different from the third color may also be obtained.
- the color may include a fourth color in which the first color and the second color are combined, a fifth color in which the first color and the third color are combined, the second color, and the third color.
- the combination may further include at least one of a sixth color in combination, the first color, the second color, and a seventh color in combination with the third color.
- the combined colors may be generated by combining the measurement data PI according to the first color, the second color, and the third color.
- the fourth color, the fifth color, the sixth color, and the seventh color may be yellow, red violet, cyan, and white, respectively.
- an illumination condition is set by comparing the reference data RI acquired for the measurement area FOV and the measurement data PI for each color (S140), and a feature object is set for the measurement area (S140). S150).
- the setting of the illumination condition (S140) may be made earlier or later than the setting of the feature object (S150).
- FIG. 4 is a flowchart illustrating an embodiment of setting an illumination condition of FIG. 1.
- a reference mask area including a conductive pattern and a reference no mask area not including the conductive pattern are set in the reference data RI. (S142).
- the feature object may be a feature block in units of blocks to include a predetermined shape, and the conductive pattern may correspond to the predetermined shape in the feature block.
- the reference data (RI) and the measurement data (PI) are compared with each other based on the feature objects of various shapes included in the feature block, relatively accurate comparison may be possible.
- the predetermined shape of the plurality of feature blocks in the block unit may have a two-dimensional separator capable of defining a two-dimensional plane such that a possibility of mistaken by the surrounding shape is eliminated.
- the feature block may include various lines, quadrangles, circles, and combinations thereof, and straight lines may not be included in the feature block because a two-dimensional plane cannot be defined.
- the reference data RI may be divided into a reference mask region RM in which a feature object exists and a reference non-mask region RNM in which the feature object does not exist.
- the reference mask area in which the feature object exists is displayed in gray
- the reference non-mask area RRN in which the feature object does not exist may be displayed in black.
- the classification may be made automatically based on the type of the feature object or the like, or may be made manually by the operator.
- each of the color-specific measurement data PI may be divided into the measurement mask area MM and the measurement non-mask area MNM.
- an illumination for increasing the gray scale difference between the measurement mask area MM and the measurement non-mask area MNM is set as the illumination condition (S146).
- the feature object Since the feature object is used as a comparison criterion for obtaining a conversion relationship between the reference data RI and the measurement data PI, the feature object must be accurately specified in the reference data RI and the measurement data PI.
- accurate specification may be easy. Therefore, it is important to find an illumination condition that makes the distinction between the area corresponding to the feature object and the area not corresponding to the feature object clear.
- an illumination for increasing a gray value difference between the measurement mask area MM and the measurement non-mask area MNM is found and set as the illumination condition.
- the gray value difference may include a representative value of gray values of the measurement mask area MM present in the measurement area FOV and the measurement non-mask area MNM present in the measurement area FOV. It can be defined by the difference between the representative value of the gray value of.
- the representative value may include an average value, a median value, a mode value, and the like.
- the gray value difference may be representative of a gray value of the measurement mask area existing in the feature block and the measurement non-mask area present in the feature block. It can be defined by the difference between the representative value of the gray value of.
- the representative value may include an average value, a median value, a mode value, and the like.
- the feature object may be set in advance before setting the lighting condition (S140).
- FIG. 5 is a graph illustrating an exemplary embodiment for explaining a process of finding an illumination for increasing a difference in gray values of FIG. 4.
- the gray value of the measurement mask area MM and the gray value of the measurement non-mask area MNM are shown as histograms among the measurement data PI acquired for each color.
- the representative value of the gray value of the measurement non-mask area MNM may be a first mode Max1
- the representative value of the gray value of the measurement mask area MM may be a second mode Max2.
- the representative value of the gray value of the measurement non-mask area MNM and the gray value of the measurement mask area MM may be an average value, a median value, or the like.
- the reference data corresponding to the feature object and the measurement data corresponding to the feature object according to the set illumination condition are compared to obtain a distortion amount between the reference data and the measurement data (S160).
- the distortion amount may be obtained by a quantified conversion formula between the reference data (RI) and the measurement data (PI) corresponding to the comparison block.
- the measurement data PI Since the measurement data PI is distorted as compared with the reference data RI corresponding to theoretical reference information due to the warpage and the warpage of the substrate, the measurement data PI may be divided between the reference data RI and the measurement data PI.
- the relationship may be defined by a conversion formula defined according to the amount of distortion.
- the quantified transformation formula is defined using at least one of a position change, a slope change, a size change, and a deformation degree obtained by comparing the reference data RI and the measurement data PI for the comparison block. Can be.
- the conversion formula may be expressed as Equation 1.
- P CAD is a coordinate of a target according to CAD information or Gerber information, that is, a coordinate in the reference data RI
- f (tm) is a transformation matrix as a transfer matrix
- P real is a coordinate of the target in the measurement data PI obtained by the camera.
- the transformation matrix may include a coordinate transformation matrix according to an affine transformation or a perspective transformation in which a point correspondence relationship in an n-dimensional space is represented by a first-order equation.
- the number of feature objects may be appropriately set. For example, three or more feature objects may be set in the case of an affine transformation and four or more feature objects in the case of a perspective transform.
- the measurement data PI may be, for example, data (or photographed images) measured before mounting the component on the substrate, or after mounting the component on the substrate. It may be measured data (or photographed image).
- the inspection area within the measurement area is set by compensating for the distortion amount (S170).
- the inspection area is determined with respect to the actual substrate with respect to the original measurement area FOV. Closer to the shape.
- the inspection area may be set for all or part of the measurement area FOV.
- the verification may be performed by directly using the feature object for obtaining the distortion amount or by separately using the feature object for verification.
- FIG. 6 is a flowchart illustrating a test method according to another exemplary embodiment of the present invention.
- a measurement area is first set on a substrate (S210).
- this step may be substantially the same as setting the feature object of FIG. 1 (S150).
- the concept of the illumination condition of this step may be substantially the same as the concept of the illumination condition described in FIGS. 1 to 5.
- the concept of the measurement data of this step may be substantially the same as the concept of the measurement data described in FIGS. 1 to 5, and this step may be substantially the same as that of acquiring the measurement data of FIG. 1 (S130). May be the same.
- the measurement data may be obtained by irradiating illumination having two or more colors to the measurement area, respectively, and imaging.
- an illumination condition is set using the measurement data for each light of the different conditions (S250).
- the amount of distortion of the measurement area is obtained by comparing the reference data corresponding to the feature object with the measurement data of the feature object obtained by the set illumination condition (S260).
- this step may be substantially the same as obtaining the distortion amount of FIG. 1 (S160).
- the inspection area within the measurement area is set by compensating for the distortion amount (S270).
- this step may be substantially the same as setting the inspection area of FIG. 1 (S170).
- the illumination conditions by setting the illumination conditions to increase the gray value difference by using the information obtained for each color of the measurement data (PI) for the measurement area (FOV) is optimized for obtaining a high quality feature object
- the lighting conditions can be obtained, and thus the inspection area can be set more accurately.
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Abstract
Description
Claims (13)
- 기판 상에 측정영역을 설정하는 단계;상기 측정영역에 대하여 특징객체를 설정하는 단계;상기 측정영역에 대하여 각기 다른 조건의 조명을 조사하는 단계;상기 각기 다른 조건의 조명에 따른 상기 측정영역에 대한 측정 데이터를 획득하는 단계;상기 각기 다른 조건의 조명별 측정 데이터를 이용하여 조명조건을 설정하는 단계;상기 특징객체에 대응하는 기준 데이터와 상기 설정된 조명조건에 의해 획득된 상기 특징객체의 측정 데이터를 비교하여 상기 측정영역의 왜곡량을 획득하는 단계; 및상기 왜곡량을 보상하여 상기 측정영역 내의 검사영역을 설정하는 단계를 포함하는 검사방법.
- 제1항에 있어서, 상기 각기 다른 조건의 조명에 따른 상기 측정영역에 대한 측정 데이터를 획득하는 단계는,2가지 이상의 칼라를 가지는 조명을 각각 상기 측정영역에 조사하고, 각각 촬상하여 획득하는 것을 특징으로 하는 검사방법.
- 제2항에 있어서,상기 컬러는 서로 상이한 제1 컬러, 제2 컬러 및 제3 컬러를 포함하는 것을 특징으로 하는 검사방법.
- 제2항에 있어서,상기 컬러는 서로 상이한 제1 컬러, 제2 컬러 및 제3 컬러를 포함하는 것을 특징으로 하는 검사방법.
- 제1항에 있어서, 상기 각기 다른 조건의 조명별 측정 데이터를 이용하여 조명조건을 설정하는 단계는,상기 기준 데이터 내에서 상기 특징객체를 포함하는 기준 마스크(mask) 영역 및 상기 특징객체를 포함하지 않는 기준 비마스크(no mask) 영역을 설정하는 단계;상기 각기 다른 조건의 조명별 측정 데이터 내에서 상기 기준 마스크 영역에 대응하는 측정 마스크 영역 및 상기 기준 비마스크 영역에 대응하는 측정 비마스크 영역을 구분하는 단계; 및상기 측정 마스크 영역 및 상기 측정 비마스크 영역 사이의 그레이값(gray scale)을 기준으로 상기 조명조건을 설정하는 단계를 포함하는 것을 특징으로 하는 검사방법.
- 제5항에 있어서, 상기 기준 마스크 영역은 적어도 상기 기판을 구성하는 신호라인 배선용 기판층(signal layer)을 포함하는 것을 특징으로 하는 검사방법.
- 제5항에 있어서, 상기 측정 마스크 영역 및 상기 측정 비마스크 영역 사이의 그레이값을 기준으로 상기 조명조건으로 설정하는 단계는,상기 측정 마스크 영역 및 상기 측정 비마스크 영역 사이의 그레이값(grayscale) 차이가 크게 하는 조건의 조명을 상기 조명조건으로 설정하는 것을 특징으로 하는 검사방법.
- 제7항에 있어서,상기 측정 마스크 영역 및 상기 측정 비마스크 영역 사이의 그레이값 차이는, 상기 측정 마스크 영역의 그레이값의 대표값 및 상기 측정 비마스크 영역의 그레이값의 대표값 사이의 차이에 의하여 정의되는 것을 특징으로 하는 검사방법.
- 제5항에 있어서,상기 특징객체는 상기 측정영역 내의 소정의 형상을 포함하도록 블록(block) 단위의 특징블록으로 설정되며,상기 측정영역에 대하여 특징객체를 설정하는 단계는 상기 각기 다른 조건의 조명별 측정 데이터를 이용하여 조명조건을 설정하는 단계 이전에 수행되고,상기 측정 마스크 영역 및 상기 측정 비마스크 영역 사이의 그레이값 차이는, 상기 특징블록 내에 존재하는 상기 측정 마스크 영역의 그레이값의 대표값 및 상기 특징블록 내에 존재하는 상기 측정 비마스크 영역의 그레이값의 대표값 사이의 차이에 의하여 정의되는 것을 특징으로 하는 검사방법.
- 제1항 및 제5항 중 어느 한 항에 있어서,상기 왜곡량은 상기 기준 데이터 및 상기 측정 데이터 사이의 정량화된 변환 공식으로 획득되며,상기 정량화된 변환 공식은, 상기 기준 데이터와 상기 측정 데이터를 비교하여 획득된 위치 변화, 기울기 변화, 크기 변화 및 변형도 중 적어도 하나 이상을 이용하여 정의되는 것을 특징으로 하는 검사방법.
- 제1항에 있어서,상기 특징객체는 상기 측정영역 내의 소정의 형상을 포함하도록 블록(block) 단위의 특징블록으로 설정되며,상기 특징블록의 상기 소정의 형상은 주변의 형상에 의한 오인 가능성이 제거되도록 2차원 구분자를 갖는 것을 특징으로 하는 검사방법.
- 기준 데이터 내에서 기준 마스크 영역 및 기준 비마스크 영역을 설정하는 단계;각기 다른 조건의 조명을 조사하고 촬상하여 데이터를 획득하는 단계;상기 획득된 데이터에서 상기 기준 마스크 영역에 대응하는 측정 마스크 영역 및 상기 기준 비마스크 영역에 대응 하는 측정 비마스크 영역을 구분하는 단계; 및상기 측정 마스크 영역 및 상기 측정 비 마스크 영역 사이의 그레이 값 차이를 크게 하는 조건의 조명을 조명 조건으로 설정하는 단계를 포함하는 검사 방법.
- 제12항에 있어서,상기 설정된 조명 조건을 이용하여 기판상의 측정영역내에 있는 특징객체의 데이터를 획득하는 단계;상기 특징객체에 대응하는 기준데이터와 상기 설정된 조명 조건으로 획득된 특징객체의 데이터를 비교하여 측정영역의 왜곡량을 획득하는 단계; 및상기 왜곡량을 보상하여 상기 측정영역 내의 검사영역을 설정하는 단계를 더 포함하는 것을 특징으로 하는 검사방법.
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| JP2014520142A JP5908585B2 (ja) | 2011-07-13 | 2012-07-13 | 検査方法 |
| CN201280034275.6A CN103649675B (zh) | 2011-07-13 | 2012-07-13 | 检查方法 |
| US14/232,480 US10706521B2 (en) | 2011-07-13 | 2012-07-13 | Inspection method |
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| KR1020110069301A KR101642897B1 (ko) | 2011-07-13 | 2011-07-13 | 검사방법 |
| KR10-2011-0069301 | 2011-07-13 |
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| JP (1) | JP5908585B2 (ko) |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016535279A (ja) * | 2013-09-12 | 2016-11-10 | コー・ヤング・テクノロジー・インコーポレーテッド | 基板検査のための基準データ生成方法 |
| CN107666853A (zh) * | 2015-05-21 | 2018-02-06 | 皇家飞利浦有限公司 | 根据视频序列确定搏动信号 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101447968B1 (ko) * | 2013-04-16 | 2014-10-13 | 주식회사 고영테크놀러지 | 기판 검사를 위한 기준평면 설정방법 및 기준평면을 이용한 기판 검사방법 |
| KR101893823B1 (ko) * | 2016-10-04 | 2018-08-31 | 주식회사 고영테크놀러지 | 기판 검사장치 및 이를 이용한 기판의 왜곡 보상 방법 |
Family Cites Families (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5085517A (en) * | 1989-10-31 | 1992-02-04 | Chadwick Curt H | Automatic high speed optical inspection system |
| US5129009A (en) * | 1990-06-04 | 1992-07-07 | Motorola, Inc. | Method for automatic semiconductor wafer inspection |
| US5495535A (en) * | 1992-01-31 | 1996-02-27 | Orbotech Ltd | Method of inspecting articles |
| TW401008U (en) * | 1993-04-21 | 2000-08-01 | Omron Tateisi Electronics Co | Visual inspection support device and substrate inspection device |
| US5517234A (en) * | 1993-10-26 | 1996-05-14 | Gerber Systems Corporation | Automatic optical inspection system having a weighted transition database |
| US6539106B1 (en) * | 1999-01-08 | 2003-03-25 | Applied Materials, Inc. | Feature-based defect detection |
| JP2001283194A (ja) | 2000-03-28 | 2001-10-12 | Sony Corp | 回路基板の外観検査方法及び回路基板の外観検査装置 |
| JP4411738B2 (ja) * | 2000-04-04 | 2010-02-10 | 株式会社ニコン | 表面検査装置 |
| WO2002049080A2 (en) * | 2000-12-15 | 2002-06-20 | Kla Tencor Corporation | Method and apparatus for inspecting a substrate |
| JP4014379B2 (ja) * | 2001-02-21 | 2007-11-28 | 株式会社日立製作所 | 欠陥レビュー装置及び方法 |
| JP2003097931A (ja) | 2001-09-21 | 2003-04-03 | Olympus Optical Co Ltd | 光学検査方法及びその装置 |
| JP3448041B2 (ja) | 2001-09-26 | 2003-09-16 | 株式会社東芝 | パターン欠陥検査装置 |
| JP3878033B2 (ja) * | 2002-02-28 | 2007-02-07 | シーケーディ株式会社 | 三次元計測装置 |
| JP3729154B2 (ja) * | 2002-05-10 | 2005-12-21 | 株式会社日立製作所 | パターン欠陥検査方法及びその装置 |
| JP3823073B2 (ja) * | 2002-06-21 | 2006-09-20 | 株式会社日立ハイテクノロジーズ | 電子線を用いた検査方法及び検査装置 |
| JP2004317155A (ja) | 2003-04-11 | 2004-11-11 | Ckd Corp | 検査装置 |
| US7522762B2 (en) * | 2003-04-16 | 2009-04-21 | Inverness Medical-Biostar, Inc. | Detection, resolution, and identification of arrayed elements |
| JP2005291760A (ja) | 2004-03-31 | 2005-10-20 | Anritsu Corp | プリント基板検査装置 |
| WO2006006562A1 (ja) * | 2004-07-12 | 2006-01-19 | Nikon Corporation | 露光条件の決定方法、露光方法、露光装置、及びデバイス製造方法 |
| JP3918854B2 (ja) | 2004-09-06 | 2007-05-23 | オムロン株式会社 | 基板検査方法および基板検査装置 |
| JP4485904B2 (ja) * | 2004-10-18 | 2010-06-23 | 株式会社日立ハイテクノロジーズ | 検査装置及び検査方法 |
| JP4736764B2 (ja) * | 2005-01-11 | 2011-07-27 | オムロン株式会社 | 基板検査装置並びにその検査ロジック設定方法および検査ロジック設定装置 |
| JP4778755B2 (ja) * | 2005-09-09 | 2011-09-21 | 株式会社日立ハイテクノロジーズ | 欠陥検査方法及びこれを用いた装置 |
| JP2007192743A (ja) * | 2006-01-20 | 2007-08-02 | Toshiba Corp | 画像取り込み方法並びに検査方法及びその装置 |
| US8103087B2 (en) * | 2006-01-20 | 2012-01-24 | Hitachi High-Technologies Corporation | Fault inspection method |
| JP4728144B2 (ja) * | 2006-02-28 | 2011-07-20 | 株式会社日立ハイテクノロジーズ | 回路パターンの検査装置 |
| KR20080002044A (ko) | 2006-06-30 | 2008-01-04 | 삼성전자주식회사 | 검사 영역 설정 방법 |
| JP2008084054A (ja) | 2006-09-28 | 2008-04-10 | Oki Electric Ind Co Ltd | 基板外観検査装置 |
| JP5294445B2 (ja) | 2007-10-23 | 2013-09-18 | 芝浦メカトロニクス株式会社 | 円盤状基板の検査装置及び検査方法 |
| KR100902170B1 (ko) | 2008-05-19 | 2009-06-10 | (주)펨트론 | 표면형상 측정장치 |
| JP5174535B2 (ja) * | 2008-05-23 | 2013-04-03 | 株式会社日立ハイテクノロジーズ | 欠陥検査方法及びその装置 |
| JP5045591B2 (ja) | 2008-07-23 | 2012-10-10 | オムロン株式会社 | 検査領域の領域設定データの作成方法および基板外観検査装置 |
| SG164292A1 (en) * | 2009-01-13 | 2010-09-29 | Semiconductor Technologies & Instruments Pte | System and method for inspecting a wafer |
| US8260030B2 (en) * | 2009-03-30 | 2012-09-04 | Koh Young Technology Inc. | Inspection method |
| KR101237497B1 (ko) * | 2009-03-30 | 2013-02-26 | 주식회사 고영테크놀러지 | 검사영역의 설정방법 |
| KR101196218B1 (ko) | 2009-11-13 | 2012-11-05 | 주식회사 고영테크놀러지 | 3차원 형상 측정장치 |
-
2011
- 2011-07-13 KR KR1020110069301A patent/KR101642897B1/ko active Active
-
2012
- 2012-07-13 CN CN201280034275.6A patent/CN103649675B/zh active Active
- 2012-07-13 WO PCT/KR2012/005636 patent/WO2013009151A2/ko not_active Ceased
- 2012-07-13 US US14/232,480 patent/US10706521B2/en active Active
- 2012-07-13 JP JP2014520142A patent/JP5908585B2/ja active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016535279A (ja) * | 2013-09-12 | 2016-11-10 | コー・ヤング・テクノロジー・インコーポレーテッド | 基板検査のための基準データ生成方法 |
| CN107666853A (zh) * | 2015-05-21 | 2018-02-06 | 皇家飞利浦有限公司 | 根据视频序列确定搏动信号 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20140168419A1 (en) | 2014-06-19 |
| KR101642897B1 (ko) | 2016-07-26 |
| WO2013009151A3 (ko) | 2013-04-04 |
| KR20130008750A (ko) | 2013-01-23 |
| CN103649675B (zh) | 2016-10-12 |
| JP5908585B2 (ja) | 2016-04-26 |
| CN103649675A (zh) | 2014-03-19 |
| JP2014527160A (ja) | 2014-10-09 |
| US10706521B2 (en) | 2020-07-07 |
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