NL1036245A1 - Diffraction based overlay metrology tool and method of diffraction based overlay metrology. - Google Patents

Diffraction based overlay metrology tool and method of diffraction based overlay metrology. Download PDF

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Publication number
NL1036245A1
NL1036245A1 NL1036245A NL1036245A NL1036245A1 NL 1036245 A1 NL1036245 A1 NL 1036245A1 NL 1036245 A NL1036245 A NL 1036245A NL 1036245 A NL1036245 A NL 1036245A NL 1036245 A1 NL1036245 A1 NL 1036245A1
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NL
Netherlands
Prior art keywords
overlay metrology
based overlay
diffraction based
tool
diffraction
Prior art date
Application number
NL1036245A
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English (en)
Inventor
Arie Jeffrey Den Boef
Original Assignee
Asml Netherlands Bv
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Publication of NL1036245A1 publication Critical patent/NL1036245A1/nl

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    • 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
    • G03F7/70633Overlay, i.e. relative alignment between patterns printed by separate exposures in different layers, or in the same layer in multiple exposures or stitching
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/95Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/956Inspecting patterns on the surface of objects
    • G01N21/95607Inspecting patterns on the surface of objects using a comparative method
    • 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
    • G03F7/20Exposure; Apparatus therefor
    • 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
    • G03F7/70058Mask illumination systems
    • G03F7/7015Details of optical elements
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/027Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
    • H01L21/0271Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
    • H01L21/0273Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
    • H01L21/0274Photolithographic processes
NL1036245A 2007-12-17 2008-11-26 Diffraction based overlay metrology tool and method of diffraction based overlay metrology. NL1036245A1 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US607307P 2007-12-17 2007-12-17

Publications (1)

Publication Number Publication Date
NL1036245A1 true NL1036245A1 (nl) 2009-06-18

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NL1036245A NL1036245A1 (nl) 2007-12-17 2008-11-26 Diffraction based overlay metrology tool and method of diffraction based overlay metrology.

Country Status (10)

Country Link
US (7) US8339595B2 (nl)
EP (1) EP2223186B1 (nl)
JP (1) JP5232871B2 (nl)
KR (11) KR102328016B1 (nl)
CN (2) CN106019855B (nl)
IL (5) IL270014B (nl)
NL (1) NL1036245A1 (nl)
SG (2) SG188895A1 (nl)
TW (1) TWI414910B (nl)
WO (1) WO2009078708A1 (nl)

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