JP6770641B2 - 高さセンサ、リソグラフィ装置、及びデバイスを製造するための方法 - Google Patents
高さセンサ、リソグラフィ装置、及びデバイスを製造するための方法 Download PDFInfo
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- JP6770641B2 JP6770641B2 JP2019519682A JP2019519682A JP6770641B2 JP 6770641 B2 JP6770641 B2 JP 6770641B2 JP 2019519682 A JP2019519682 A JP 2019519682A JP 2019519682 A JP2019519682 A JP 2019519682A JP 6770641 B2 JP6770641 B2 JP 6770641B2
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
- G03F9/7003—Alignment type or strategy, e.g. leveling, global alignment
- G03F9/7023—Aligning or positioning in direction perpendicular to substrate surface
- G03F9/7034—Leveling
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70483—Information management; Active and passive control; Testing; Wafer monitoring, e.g. pattern monitoring
- G03F7/70605—Workpiece metrology
- G03F7/70616—Monitoring the printed patterns
- G03F7/70641—Focus
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70483—Information management; Active and passive control; Testing; Wafer monitoring, e.g. pattern monitoring
- G03F7/70605—Workpiece metrology
- G03F7/706843—Metrology apparatus
- G03F7/706845—Calibration, e.g. tool-to-tool calibration, beam alignment, spot position or focus
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70483—Information management; Active and passive control; Testing; Wafer monitoring, e.g. pattern monitoring
- G03F7/70605—Workpiece metrology
- G03F7/706843—Metrology apparatus
- G03F7/706851—Detection branch, e.g. detector arrangements, polarisation control, wavelength control or dark/bright field detection
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70691—Handling of masks or workpieces
- G03F7/70775—Position control, e.g. interferometers or encoders for determining the stage position
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
- G03F9/7003—Alignment type or strategy, e.g. leveling, global alignment
- G03F9/7023—Aligning or positioning in direction perpendicular to substrate surface
- G03F9/7026—Focusing
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
- G03F9/7049—Technique, e.g. interferometric
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
- G03F9/7096—Arrangement, mounting, housing, environment, cleaning or maintenance of apparatus
-
- 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
- H10P76/00—Manufacture or treatment of masks on semiconductor bodies, e.g. by lithography or photolithography
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Description
[0001] 本出願は、2016年11月2日に出願された欧州特許出願第16196902.7号の優先権を主張する。この出願は参照により全体が本願に含まれる。
Claims (14)
- 放射を基板へ送出すると共に前記基板から反射された放射を集光し、前記集光された放射を処理して基準高さに対する前記基板の表面高さの測定を導出するように構成された光学系を備える高さセンサであって、前記基板の1つ以上の位置において前記高さを測定している間に、前記光学系が接続されている基準構造に対する前記基準高さを調整するための構成を含み、
前記基準高さを調整するための前記構成は前記光学系における1つ以上の可動要素を含み、
前記可動要素は、前記基準高さを変動させるように、並進するよう構成されている、高さセンサ。 - 前記基準構造に対する基板サポートの位置の測定に少なくとも部分的に応じて前記基準高さを自動的に調整するためにコントローラが提供されている、請求項1に記載の高さセンサ。
- 前記集光された放射を検出するために多要素検出器が提供され、選択された要素からの信号を組み合わせて前記測定が導出され、前記基準高さは少なくとも部分的に前記多要素検出器内の異なる要素を選択することによって調整される、請求項1又は2に記載の高さセンサ。
- 前記基板の1つ以上の位置において前記高さを測定している間、前記基準高さは前記多要素検出器内の異なる要素を選択することだけによって調整される、請求項3に記載の高さセンサ。
- 前記集光された放射は集束されて前記多要素検出器上に格子パターンの像を形成し、前記多要素検出器の要素のピッチは前記多要素検出器上の前記格子パターンのピッチの2倍以上であり、任意選択的に4倍以上である、請求項3又は4に記載の高さセンサ。
- 少なくとも1つの可動光学要素は前記放射を投影合焦サブシステムから前記基板へ誘導するための要素を含む、請求項1に記載の高さセンサ。
- 少なくとも1つの可動光学要素は前記集光された放射を前記基板から検出合焦サブシステムへ誘導するための要素を含む、請求項1又は6に記載の高さセンサ。
- 前記可動要素は、前記基板における前記放射の入射角を変動させることなく前記基準高さを変動させるように、角度を変えずに並進するよう配置されている、請求項1、6、又は7に記載の高さセンサ。
- 前記少なくとも1つの可動光学要素は前記集光された放射を検出合焦サブシステムからセンササブシステムへ誘導するための要素である、請求項1に記載の高さセンサ。
- 前記少なくとも1つの可動光学要素は、前記基板へ送出される前記放射に格子パターンを適用するための格子、及び/又は前記集光された放射における格子パターンと相互作用するための検出格子である、請求項1に記載の高さセンサ。
- 前記高さセンサの前記光学系に対する、前記高さ測定が行われる面内位置は、前記調整された基準高さとは実質的に独立している、請求項1から10のいずれかに記載の高さセンサ。
- リソグラフィプロセスを用いて基板にデバイスパターンが適用される、デバイスを製造する方法であって、前記基板において測定された高さを参照して前記基板の表面上に前記適用されるパターンを合焦することを含み、前記測定された位置は請求項1から11のいずれかに記載の高さセンサを用いて取得される、方法。
- 基板にパターンを適用する際に使用されるリソグラフィ装置であって、請求項1から11のいずれかの記載の高さセンサと、基板位置決めサブシステムと、前記基板の複数の位置で前記基板表面の前記高さを前記高さセンサに測定させるため、及び、前記測定された高さを用いて前記基板に適用される1つ以上のパターンの合焦を制御するために構成されたコントローラと、を含むリソグラフィ装置。
- 少なくとも高さ方向に関して、前記基板位置決めサブシステムは、粗動レベルの作動及び微動レベルの作動とは異なり、単一レベルの作動を実施する、請求項13に記載のリソグラフィ装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16196902 | 2016-11-02 | ||
| EP16196902.7 | 2016-11-02 | ||
| PCT/EP2017/076104 WO2018082892A1 (en) | 2016-11-02 | 2017-10-12 | Height sensor, lithographic apparatus and method for manufacturing devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2019534474A JP2019534474A (ja) | 2019-11-28 |
| JP6770641B2 true JP6770641B2 (ja) | 2020-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019519682A Active JP6770641B2 (ja) | 2016-11-02 | 2017-10-12 | 高さセンサ、リソグラフィ装置、及びデバイスを製造するための方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US11467505B2 (ja) |
| JP (1) | JP6770641B2 (ja) |
| KR (1) | KR102253902B1 (ja) |
| CN (1) | CN109906410B (ja) |
| NL (1) | NL2019719A (ja) |
| WO (1) | WO2018082892A1 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4568744A (en) * | 1981-11-09 | 1986-02-04 | Burroughs Wellcome Co. | Benzylpyrimidine synthesis and intermediates |
| NL2022732A (en) | 2018-04-11 | 2019-10-16 | Asml Netherlands Bv | Level sensor and lithographic apparatus |
| CN110501878B (zh) * | 2018-05-18 | 2021-05-14 | 上海微电子装备(集团)股份有限公司 | 一种调焦调平装置、光刻设备及调焦调平方法 |
| JP7137363B2 (ja) * | 2018-06-11 | 2022-09-14 | キヤノン株式会社 | 露光方法、露光装置、物品の製造方法及び計測方法 |
| CN114384765A (zh) * | 2020-10-22 | 2022-04-22 | 中国科学院微电子研究所 | 一种光刻设备及其状态调整方法、装置 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0359413A (ja) | 1989-07-27 | 1991-03-14 | Nec Corp | 位置測定装置 |
| US5661548A (en) | 1994-11-30 | 1997-08-26 | Nikon Corporation | Projection exposure method and apparatus including a changing system for changing the reference image-formation position used to generate a focus signal |
| JP3617710B2 (ja) | 1994-11-30 | 2005-02-09 | 株式会社ニコン | 投影露光装置 |
| JP2000041186A (ja) * | 1998-07-22 | 2000-02-08 | Minolta Co Ltd | デジタルカメラおよびその制御方法 |
| JP2000091199A (ja) * | 1998-09-10 | 2000-03-31 | Nec Corp | 露光装置及び露光における合焦方法 |
| TW490596B (en) * | 1999-03-08 | 2002-06-11 | Asm Lithography Bv | Lithographic projection apparatus, method of manufacturing a device using the lithographic projection apparatus, device manufactured according to the method and method of calibrating the lithographic projection apparatus |
| EP1037117A3 (en) | 1999-03-08 | 2003-11-12 | ASML Netherlands B.V. | Off-axis levelling in lithographic projection apparatus |
| JP2004022655A (ja) | 2002-06-13 | 2004-01-22 | Canon Inc | 半導体露光装置及びその制御方法、並びに半導体デバイスの製造方法 |
| JP2004158611A (ja) * | 2002-11-06 | 2004-06-03 | Nikon Corp | 合焦システムの調整方法、調整装置、合焦システム、及び露光装置 |
| JP4097508B2 (ja) | 2002-11-19 | 2008-06-11 | シャープ株式会社 | マイクロレンズ基板の作製方法およびマイクロレンズ露光光学系 |
| SG125101A1 (en) | 2003-01-14 | 2006-09-29 | Asml Netherlands Bv | Level sensor for lithographic apparatus |
| US6710890B1 (en) * | 2003-02-26 | 2004-03-23 | Kla-Tencor Technologies Corporation | Substrate thickness determination |
| US20050134816A1 (en) | 2003-12-22 | 2005-06-23 | Asml Netherlands B.V. | Lithographic apparatus, method of exposing a substrate, method of measurement, device manufacturing method, and device manufactured thereby |
| US7113256B2 (en) | 2004-02-18 | 2006-09-26 | Asml Netherlands B.V. | Lithographic apparatus and device manufacturing method with feed-forward focus control |
| US7265364B2 (en) | 2004-06-10 | 2007-09-04 | Asml Netherlands B.V. | Level sensor for lithographic apparatus |
| US7239371B2 (en) | 2005-10-18 | 2007-07-03 | International Business Machines Corporation | Density-aware dynamic leveling in scanning exposure systems |
| JP2008098604A (ja) | 2006-09-12 | 2008-04-24 | Canon Inc | 露光装置及びデバイス製造方法 |
| KR100785802B1 (ko) * | 2007-05-29 | 2007-12-13 | (주) 인텍플러스 | 입체 형상 측정장치 |
| JP2010097129A (ja) | 2008-10-20 | 2010-04-30 | Nikon Corp | 露光装置、露光方法、及びデバイス製造方法 |
| EP2228685B1 (en) | 2009-03-13 | 2018-06-27 | ASML Netherlands B.V. | Level sensor arrangement for lithographic apparatus and device manufacturing method |
| NL2005821A (en) | 2009-12-23 | 2011-06-27 | Asml Netherlands Bv | Lithographic apparatus, device manufacturing method, and method of applying a pattern to a substrate. |
| NL2009273A (en) | 2011-08-31 | 2013-03-04 | Asml Netherlands Bv | Level sensor arrangement for lithographic apparatus, lithographic apparatus and device manufacturing method. |
| JP2013205367A (ja) | 2012-03-29 | 2013-10-07 | Nikon Corp | 検査装置、検査方法、およびデバイス製造方法 |
| US10241425B2 (en) | 2014-12-22 | 2019-03-26 | Asml Netherlands B.V. | Level sensor, lithographic apparatus and device manufacturing method |
-
2017
- 2017-10-12 KR KR1020197015496A patent/KR102253902B1/ko active Active
- 2017-10-12 NL NL2019719A patent/NL2019719A/en unknown
- 2017-10-12 CN CN201780068065.1A patent/CN109906410B/zh active Active
- 2017-10-12 US US16/346,727 patent/US11467505B2/en active Active
- 2017-10-12 JP JP2019519682A patent/JP6770641B2/ja active Active
- 2017-10-12 WO PCT/EP2017/076104 patent/WO2018082892A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| KR20190070982A (ko) | 2019-06-21 |
| CN109906410A (zh) | 2019-06-18 |
| US20200057390A1 (en) | 2020-02-20 |
| CN109906410B (zh) | 2021-11-30 |
| JP2019534474A (ja) | 2019-11-28 |
| US11467505B2 (en) | 2022-10-11 |
| WO2018082892A1 (en) | 2018-05-11 |
| KR102253902B1 (ko) | 2021-05-20 |
| NL2019719A (en) | 2018-05-23 |
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