KR20240162506A - 웨이퍼 측정 장치 및 방법 - Google Patents
웨이퍼 측정 장치 및 방법 Download PDFInfo
- Publication number
- KR20240162506A KR20240162506A KR1020247031575A KR20247031575A KR20240162506A KR 20240162506 A KR20240162506 A KR 20240162506A KR 1020247031575 A KR1020247031575 A KR 1020247031575A KR 20247031575 A KR20247031575 A KR 20247031575A KR 20240162506 A KR20240162506 A KR 20240162506A
- Authority
- KR
- South Korea
- Prior art keywords
- measuring
- wafer
- measurement
- scan mirror
- light beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/0209—Low-coherence interferometers
- G01B9/02091—Tomographic interferometers, e.g. based on optical coherence
-
- 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
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
-
- 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
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
- G01B11/306—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces for measuring evenness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/04—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
- G01B21/045—Correction of measurements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02055—Reduction or prevention of errors; Testing; Calibration
- G01B9/0207—Error reduction by correction of the measurement signal based on independently determined error sources, e.g. using a reference interferometer
- G01B9/02072—Error reduction by correction of the measurement signal based on independently determined error sources, e.g. using a reference interferometer by calibration or testing of interferometer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/101—Scanning systems with both horizontal and vertical deflecting means, e.g. raster or XY scanners
-
- H01L22/12—
-
- 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
- H10P74/00—Testing or measuring during manufacture or treatment of wafers, substrates or devices
- H10P74/20—Testing or measuring during manufacture or treatment of wafers, substrates or devices characterised by the properties tested or measured, e.g. structural or electrical properties
- H10P74/203—Structural properties, e.g. testing or measuring thicknesses, line widths, warpage, bond strengths or physical defects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B2210/00—Aspects not specifically covered by any group under G01B, e.g. of wheel alignment, caliper-like sensors
- G01B2210/56—Measuring geometric parameters of semiconductor structures, e.g. profile, critical dimensions or trench depth
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Optics & Photonics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102022104416.5A DE102022104416A1 (de) | 2022-02-24 | 2022-02-24 | Vorrichtung und Verfahren zum Vermessen von Wafern |
| DE102022104416.5 | 2022-02-24 | ||
| PCT/EP2023/051736 WO2023160928A1 (de) | 2022-02-24 | 2023-01-25 | Vorrichtung und verfahren zum vermessen von wafern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20240162506A true KR20240162506A (ko) | 2024-11-15 |
Family
ID=85122276
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020247031575A Pending KR20240162506A (ko) | 2022-02-24 | 2023-01-25 | 웨이퍼 측정 장치 및 방법 |
| KR1020247031573A Pending KR20240161654A (ko) | 2022-02-24 | 2023-01-25 | 웨이퍼 측정 장치 및 방법 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020247031573A Pending KR20240161654A (ko) | 2022-02-24 | 2023-01-25 | 웨이퍼 측정 장치 및 방법 |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US20250189299A1 (https=) |
| EP (3) | EP4483130A1 (https=) |
| JP (2) | JP2025506804A (https=) |
| KR (2) | KR20240162506A (https=) |
| CN (2) | CN118749058A (https=) |
| DE (1) | DE102022104416A1 (https=) |
| ES (1) | ES3063702T3 (https=) |
| WO (2) | WO2023160928A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022120069A1 (de) | 2022-08-09 | 2024-02-15 | Precitec Optronik Gmbh | Vorrichtung zum Messen von Abständen an mehreren Messpunkten auf einem Werkstück |
| DE102024113613A1 (de) * | 2023-05-25 | 2024-11-28 | Precitec Optronik Gmbh | Vorrichtung und Verfahren zum Vermessen von Wafern |
| DE102023135850A1 (de) * | 2023-12-19 | 2025-06-26 | Precitec Optronik Gmbh | Vorrichtung und Verfahren zum Messen von Oberflächen- und Dickenprofilen eingetauchter Werkstücke |
| DE102024111194B4 (de) | 2024-04-22 | 2026-04-30 | Precitec Optronik Gmbh | Vorrichtung zur optischen Messung der Dicke eines intransparenten Objekts sowie Verfahren zum Kalibrieren einer solchen Vorrichtung |
| DE102024115438A1 (de) | 2024-06-04 | 2025-12-04 | Precitec Optronik Gmbh | Verfahren und Vorrichtung zur Detektion von Hohlräumen in gebondeten Wafern |
| DE102024118277A1 (de) | 2024-06-27 | 2025-12-31 | Precitec Optronik Gmbh | Verfahren und Vorrichtung zur Abstands- und Dickenmessung |
| DE102024120426A1 (de) | 2024-07-18 | 2026-01-22 | Precitec Optronik Gmbh | Verfahren und Vorrichtung zur Abstands- und Dickenmessung |
| DE102024120424A1 (de) | 2024-07-18 | 2026-01-22 | Precitec Optronik Gmbh | Vorrichtung und Verfahren zum Vermessen von Wafern |
| DE102024132825B3 (de) * | 2024-11-11 | 2026-01-15 | Precitec Optronik Gmbh | Verfahren und Vorrichtung zum berührungslosen Vermessen eines Objekts |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992019930A1 (en) | 1991-04-29 | 1992-11-12 | Massachusetts Institute Of Technology | Method and apparatus for optical imaging and measurement |
| US6927860B2 (en) | 2003-05-19 | 2005-08-09 | Oti Ophthalmic Technologies Inc. | Optical mapping apparatus with optimized OCT configuration |
| JP4522253B2 (ja) * | 2004-12-24 | 2010-08-11 | キヤノン株式会社 | 光走査装置及びそれを用いた画像表示装置 |
| GB2429522A (en) | 2005-08-26 | 2007-02-28 | Univ Kent Canterbury | Optical mapping apparatus |
| EP2346386B1 (de) * | 2008-08-12 | 2013-04-10 | Carl Zeiss Meditec AG | Tiefenauflösende optische kohärenzreflektometrie |
| US8489225B2 (en) * | 2011-03-08 | 2013-07-16 | International Business Machines Corporation | Wafer alignment system with optical coherence tomography |
| US9714825B2 (en) | 2011-04-08 | 2017-07-25 | Rudolph Technologies, Inc. | Wafer shape thickness and trench measurement |
| ES2391510B1 (es) | 2011-04-29 | 2013-11-11 | Consejo Superior De Investigaciones Científicas (Csic) | Procedimiento de calibracion y correccion de la distorsion de barrido de un sistema de tomografia de coherencia optica |
| DE102011051146B3 (de) * | 2011-06-17 | 2012-10-04 | Precitec Optronik Gmbh | Prüfverfahren zum Prüfen einer Verbindungsschicht zwischen waferförmigen Proben |
| US9757817B2 (en) | 2013-03-13 | 2017-09-12 | Queen's University At Kingston | Methods and systems for characterizing laser machining properties by measuring keyhole dynamics using interferometry |
| DE102016120523A1 (de) * | 2016-10-27 | 2018-05-03 | Raylase Gmbh | Ablenkeinheit |
| US10234265B2 (en) * | 2016-12-12 | 2019-03-19 | Precitec Optronik Gmbh | Distance measuring device and method for measuring distances |
| DE102017118776B4 (de) * | 2017-08-17 | 2020-11-12 | Blickfeld GmbH | Scaneinheit mit mindestens zwei Stützelementen und einem freistehenden Umlenkelement und Verfahren zum Scannen von Licht |
| KR102145381B1 (ko) | 2018-05-21 | 2020-08-19 | 주식회사 고영테크놀러지 | Oct 시스템, oct 영상 생성 방법 및 저장 매체 |
| US12403548B2 (en) | 2020-08-19 | 2025-09-02 | Panasonic Intellectual Property Management Co., Ltd. | Laser processing apparatus and laser processing method |
-
2022
- 2022-02-24 DE DE102022104416.5A patent/DE102022104416A1/de active Pending
-
2023
- 2023-01-25 KR KR1020247031575A patent/KR20240162506A/ko active Pending
- 2023-01-25 WO PCT/EP2023/051736 patent/WO2023160928A1/de not_active Ceased
- 2023-01-25 WO PCT/EP2023/051737 patent/WO2023160929A1/de not_active Ceased
- 2023-01-25 JP JP2024550134A patent/JP2025506804A/ja active Pending
- 2023-01-25 EP EP23702256.1A patent/EP4483130A1/de active Pending
- 2023-01-25 CN CN202380023554.0A patent/CN118749058A/zh active Pending
- 2023-01-25 CN CN202380023524.XA patent/CN118786323A/zh active Pending
- 2023-01-25 JP JP2024549448A patent/JP2025506745A/ja active Pending
- 2023-01-25 US US18/840,843 patent/US20250189299A1/en active Pending
- 2023-01-25 EP EP23702257.9A patent/EP4483131B1/de active Active
- 2023-01-25 KR KR1020247031573A patent/KR20240161654A/ko active Pending
- 2023-01-25 EP EP26151440.0A patent/EP4722639A2/de active Pending
- 2023-01-25 ES ES23702257T patent/ES3063702T3/es active Active
-
2024
- 2024-05-23 US US18/673,052 patent/US12264914B2/en active Active
-
2025
- 2025-02-28 US US19/067,381 patent/US20250198743A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20250198743A1 (en) | 2025-06-19 |
| WO2023160929A1 (de) | 2023-08-31 |
| EP4483130A1 (de) | 2025-01-01 |
| CN118749058A (zh) | 2024-10-08 |
| EP4483131A1 (de) | 2025-01-01 |
| JP2025506804A (ja) | 2025-03-13 |
| ES3063702T3 (en) | 2026-04-20 |
| WO2023160928A1 (de) | 2023-08-31 |
| KR20240161654A (ko) | 2024-11-12 |
| DE102022104416A1 (de) | 2023-08-24 |
| US20240310159A1 (en) | 2024-09-19 |
| CN118786323A (zh) | 2024-10-15 |
| EP4722639A2 (de) | 2026-04-08 |
| JP2025506745A (ja) | 2025-03-13 |
| US20250189299A1 (en) | 2025-06-12 |
| US12264914B2 (en) | 2025-04-01 |
| EP4483131B1 (de) | 2026-01-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
St.27 status event code: A-0-1-A10-A15-nap-PA0105 |
|
| P11-X000 | Amendment of application requested |
St.27 status event code: A-2-2-P10-P11-nap-X000 |
|
| P13-X000 | Application amended |
St.27 status event code: A-2-2-P10-P13-nap-X000 |
|
| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
|
| P22-X000 | Classification modified |
St.27 status event code: A-2-2-P10-P22-nap-X000 |