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IL308976A - Time-domain optical metrology and inspection of semiconductor devices - Google Patents

Time-domain optical metrology and inspection of semiconductor devices

Info

Publication number
IL308976A
IL308976A IL308976A IL30897623A IL308976A IL 308976 A IL308976 A IL 308976A IL 308976 A IL308976 A IL 308976A IL 30897623 A IL30897623 A IL 30897623A IL 308976 A IL308976 A IL 308976A
Authority
IL
Israel
Prior art keywords
inspection
time
semiconductor devices
optical metrology
domain optical
Prior art date
Application number
IL308976A
Other languages
Hebrew (he)
Inventor
Dror Shafir
Zvi Gorohovsky
Jacob Ofek
Daphna Peimer
Tal Heilpern
Dana Szafranek
Gilad Barak
Smadar Ferber
Original Assignee
Nova Ltd
Dror Shafir
Zvi Gorohovsky
Jacob Ofek
Daphna Peimer
Tal Heilpern
Dana Szafranek
Gilad Barak
Smadar Ferber
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from PCT/IB2022/050774 external-priority patent/WO2022162617A1/en
Application filed by Nova Ltd, Dror Shafir, Zvi Gorohovsky, Jacob Ofek, Daphna Peimer, Tal Heilpern, Dana Szafranek, Gilad Barak, Smadar Ferber filed Critical Nova Ltd
Publication of IL308976A publication Critical patent/IL308976A/en

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03FPHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/70Microphotolithographic exposure; Apparatus therefor
    • G03F7/70483Information management; Active and passive control; Testing; Wafer monitoring, e.g. pattern monitoring
    • G03F7/70605Workpiece metrology
    • G03F7/70616Monitoring the printed patterns
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/02Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • G01B11/0616Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating
    • G01B11/0625Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating with measurement of absorption or reflection
    • G01B11/0633Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating with measurement of absorption or reflection using one or more discrete wavelengths
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/24Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25Measuring 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
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03FPHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/70Microphotolithographic exposure; Apparatus therefor
    • G03F7/70483Information management; Active and passive control; Testing; Wafer monitoring, e.g. pattern monitoring
    • G03F7/70605Workpiece metrology
    • G03F7/70616Monitoring the printed patterns
    • G03F7/70625Dimensions, e.g. line width, critical dimension [CD], profile, sidewall angle or edge roughness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2210/00Aspects not specifically covered by any group under G01B, e.g. of wheel alignment, caliper-like sensors
    • G01B2210/56Measuring geometric parameters of semiconductor structures, e.g. profile, critical dimensions or trench depth

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
IL308976A 2021-06-03 2022-06-03 Time-domain optical metrology and inspection of semiconductor devices IL308976A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202163202279P 2021-06-03 2021-06-03
PCT/IB2022/050774 WO2022162617A1 (en) 2021-01-28 2022-01-28 Time-domain optical metrology and inspection of semiconductor devices
PCT/IB2022/055205 WO2022254402A1 (en) 2021-06-03 2022-06-03 Time-domain optical metrology and inspection of semiconductor devices

Publications (1)

Publication Number Publication Date
IL308976A true IL308976A (en) 2024-01-01

Family

ID=84322926

Family Applications (1)

Application Number Title Priority Date Filing Date
IL308976A IL308976A (en) 2021-06-03 2022-06-03 Time-domain optical metrology and inspection of semiconductor devices

Country Status (5)

Country Link
JP (1) JP2024522123A (en)
KR (1) KR20240018583A (en)
CN (1) CN117795285A (en)
IL (1) IL308976A (en)
WO (1) WO2022254402A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3116611C2 (en) * 1980-05-01 1985-05-15 Hitachi, Ltd., Tokio/Tokyo Device for measuring semiconductor properties
JP2002043379A (en) * 2000-07-26 2002-02-08 Ando Electric Co Ltd Semiconductor testing device
US8257546B2 (en) * 2003-04-11 2012-09-04 Applied Materials, Inc. Method and system for monitoring an etch process
JP4474535B2 (en) * 2004-02-27 2010-06-09 株式会社テクノネットワーク四国 3D shape measurement and analysis equipment
WO2006023406A2 (en) * 2004-08-16 2006-03-02 Zetetic Institute Apparatus and method for joint and time delayed measurements of components of conjugated quadratures of fields of reflected/scattered and transmitted/scattered beams by an object in interferometry
US10161885B2 (en) * 2014-04-07 2018-12-25 Nova Measuring Instruments Ltd. Optical phase measurement method and system
US9525265B2 (en) * 2014-06-20 2016-12-20 Kla-Tencor Corporation Laser repetition rate multiplier and flat-top beam profile generators using mirrors and/or prisms

Also Published As

Publication number Publication date
WO2022254402A1 (en) 2022-12-08
KR20240018583A (en) 2024-02-13
JP2024522123A (en) 2024-06-11
CN117795285A (en) 2024-03-29

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