JP2020141022A - 荷電粒子ビーム描画方法及び荷電粒子ビーム描画装置 - Google Patents
荷電粒子ビーム描画方法及び荷電粒子ビーム描画装置 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 51
- 239000002245 particle Substances 0.000 title claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 26
- 230000001678 irradiating effect Effects 0.000 abstract 1
- 238000010894 electron beam technology Methods 0.000 description 22
- 238000000465 moulding Methods 0.000 description 18
- 238000010586 diagram Methods 0.000 description 10
- 238000005286 illumination Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 2
- 230000036962 time dependent Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000609 electron-beam lithography Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
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- G—PHYSICS
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- 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
- G03F7/20—Exposure; Apparatus therefor
- G03F7/2051—Exposure without an original mask, e.g. using a programmed deflection of a point source, by scanning, by drawing with a light beam, using an addressed light or corpuscular source
- G03F7/2059—Exposure without an original mask, e.g. using a programmed deflection of a point source, by scanning, by drawing with a light beam, using an addressed light or corpuscular source using a scanning corpuscular radiation beam, e.g. an electron beam
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- G—PHYSICS
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- 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
- G03F7/70383—Direct write, i.e. pattern is written directly without the use of a mask by one or multiple beams
- G03F7/704—Scanned exposure beam, e.g. raster-, rotary- and vector scanning
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- G—PHYSICS
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- 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
- G03F7/708—Construction of apparatus, e.g. environment aspects, hygiene aspects or materials
- G03F7/7085—Detection arrangement, e.g. detectors of apparatus alignment possibly mounted on wafers, exposure dose, photo-cleaning flux, stray light, thermal load
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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
- G03F9/7007—Alignment other than original with workpiece
- G03F9/7015—Reference, i.e. alignment of original or workpiece with respect to a reference not on the original or workpiece
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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
- G03F9/7026—Focusing
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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
- G03F9/7073—Alignment marks and their environment
- G03F9/7076—Mark details, e.g. phase grating mark, temporary mark
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/20—Means for supporting or positioning the object or the material; Means for adjusting diaphragms or lenses associated with the support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/302—Controlling tubes by external information, e.g. programme control
- H01J37/3023—Programme control
- H01J37/3026—Patterning strategy
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/304—Controlling tubes by information coming from the objects or from the beam, e.g. correction signals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/304—Controlling tubes by information coming from the objects or from the beam, e.g. correction signals
- H01J37/3045—Object or beam position registration
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- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
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- H01J37/317—Electron-beam or ion-beam tubes for localised treatment of objects for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation
- H01J37/3174—Particle-beam lithography, e.g. electron beam lithography
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- H—ELECTRICITY
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- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/10—Lenses
- H01J2237/103—Lenses characterised by lens type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/20—Positioning, supporting, modifying or maintaining the physical state of objects being observed or treated
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01J2237/30—Electron or ion beam tubes for processing objects
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- H—ELECTRICITY
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- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/30—Electron or ion beam tubes for processing objects
- H01J2237/317—Processing objects on a microscale
- H01J2237/3175—Lithography
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/30—Electron or ion beam tubes for processing objects
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- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/30—Electron or ion beam tubes for processing objects
- H01J2237/317—Processing objects on a microscale
- H01J2237/3175—Lithography
- H01J2237/31777—Lithography by projection
- H01J2237/31788—Lithography by projection through mask
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
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- Environmental & Geological Engineering (AREA)
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Abstract
Description
200 描画部
201 電子銃
202 照明レンズ
203 ブランカ
204 第1成形アパーチャ
205 投影レンズ
206 成形偏向器
207 第2成形アパーチャ
208 対物レンズ
209 主偏向器
210 副偏向器
211 XYステージ
240 基板
Claims (5)
- 基板を移動させながら荷電粒子ビームを照射して、前記基板の描画領域を幅Wで分割した複数のストライプ毎に順次パターンを描画する荷電粒子ビーム描画方法であって、
ストライプ毎に、設定されたストライプずらし量で前記ストライプの幅方向に前記ストライプの基準点をずらすとともに、前記基板の移動方向を切り替えながら、多重度2n(nは1以上の整数)で前記複数のストライプを描画する処理を1回のストロークとし、前記ストロークの描画処理をS回(Sは2以上の整数)行い、
前記ストローク毎に、設定されたストロークずらし量で前記ストライプの幅方向に前記ストロークにおける前記ストライプの基準点をずらして描画することを特徴とする荷電粒子ビーム描画方法。 - 多重度N(Nは2n+1以上の整数)でパターンを描画する場合、S=N−(2n−1)であることを特徴とする請求項1に記載の荷電粒子ビーム描画方法。
- ストライプ幅をW、n=1とした場合、k番目(kは1以上の奇数)のストライプの描画後の前記設定されたストライプずらし量は、Wよりも小さく、
k+1番目のストライプの描画後の前記設定されたストライプずらし量は、W以上であることを特徴とする請求項2に記載の荷電粒子ビーム描画方法。 - k番目のストライプの描画処理後の前記設定されたストライプずらし量は、W/Nであることを特徴とする請求項3に記載の荷電粒子ビーム描画方法。
- 基板を所定の方向に連続移動しながら、該基板の描画領域を所定幅で分割した複数のストライプ毎に順次パターンを描画する描画部と、
ストライプ毎に、設定されたストライプずらし量で前記ストライプの幅方向に描画開始位置をずらすとともに、前記基板の移動方向を切り替えながら、多重度2n(nは1以上の整数)で前記複数のストライプを描画する1回のストロークの描画処理をS(Sは2以上の整数)回行い、前記ストローク描画毎に設定されたストロークずらし量で前記ストライプの幅方向に前記ストロークにおける前記ストライプの基準点をずらすように、前記描画部を制御する制御部と、
を備える荷電粒子ビーム描画装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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JP2019034559A JP7124763B2 (ja) | 2019-02-27 | 2019-02-27 | 荷電粒子ビーム描画方法及び荷電粒子ビーム描画装置 |
TW109102962A TWI735145B (zh) | 2019-02-27 | 2020-01-31 | 帶電粒子束描繪方法及帶電粒子束描繪裝置 |
KR1020200016739A KR102410977B1 (ko) | 2019-02-27 | 2020-02-12 | 하전 입자 빔 묘화 방법 및 하전 입자 빔 묘화 장치 |
US16/798,551 US11282674B2 (en) | 2019-02-27 | 2020-02-24 | Charged particle beam writing method and charged particle beam writing apparatus |
CN202010118952.9A CN111624857B (zh) | 2019-02-27 | 2020-02-26 | 带电粒子束描绘方法以及带电粒子束描绘装置 |
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CN (1) | CN111624857B (ja) |
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JPH1032188A (ja) * | 1996-07-17 | 1998-02-03 | Toshiba Corp | 荷電ビーム描画装置 |
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JP6589758B2 (ja) * | 2016-07-04 | 2019-10-16 | 株式会社ニューフレアテクノロジー | マルチ荷電粒子ビーム描画装置及びマルチ荷電粒子ビーム描画方法 |
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- 2020-01-31 TW TW109102962A patent/TWI735145B/zh active
- 2020-02-12 KR KR1020200016739A patent/KR102410977B1/ko active IP Right Grant
- 2020-02-24 US US16/798,551 patent/US11282674B2/en active Active
- 2020-02-26 CN CN202010118952.9A patent/CN111624857B/zh active Active
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JPH09213607A (ja) * | 1996-02-01 | 1997-08-15 | Hitachi Ltd | 電子線描画装置 |
JPH1032188A (ja) * | 1996-07-17 | 1998-02-03 | Toshiba Corp | 荷電ビーム描画装置 |
JP2004311465A (ja) * | 2003-04-01 | 2004-11-04 | Hoya Corp | パターン描画方法及びフォトマスクの製造方法 |
JP2005033078A (ja) * | 2003-07-09 | 2005-02-03 | Mitsubishi Electric Corp | 荷電粒子線またはレーザビームを用いた描画方法と描画装置 |
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KR20200104799A (ko) | 2020-09-04 |
TW202101517A (zh) | 2021-01-01 |
TWI735145B (zh) | 2021-08-01 |
JP7124763B2 (ja) | 2022-08-24 |
CN111624857B (zh) | 2024-04-02 |
US20200273666A1 (en) | 2020-08-27 |
CN111624857A (zh) | 2020-09-04 |
US11282674B2 (en) | 2022-03-22 |
KR102410977B1 (ko) | 2022-06-20 |
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