TWI265557B - Critical dimension monitoring from latent image - Google Patents

Critical dimension monitoring from latent image

Info

Publication number
TWI265557B
TWI265557B TW091112605A TW91112605A TWI265557B TW I265557 B TWI265557 B TW I265557B TW 091112605 A TW091112605 A TW 091112605A TW 91112605 A TW91112605 A TW 91112605A TW I265557 B TWI265557 B TW I265557B
Authority
TW
Taiwan
Prior art keywords
light
latent image
collected
processes
gratings
Prior art date
Application number
TW091112605A
Other languages
English (en)
Inventor
Bhawar Singh
Michael K Templeton
Bharath Rangarajan
Ramkumar Subramanian
Original Assignee
Advanced Micro Devices Inc
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
Application filed by Advanced Micro Devices Inc filed Critical Advanced Micro Devices Inc
Application granted granted Critical
Publication of TWI265557B publication Critical patent/TWI265557B/zh

Links

Classifications

    • 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
    • G03F7/70633—Overlay, i.e. relative alignment between patterns printed by separate exposures in different layers, or in the same layer in multiple exposures or stitching
    • 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
    • G03F7/70653—Metrology techniques
    • G03F7/70675—Latent image, i.e. measuring the image of the exposed resist prior to development
TW091112605A 2001-06-28 2002-06-11 Critical dimension monitoring from latent image TWI265557B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/893,807 US6561706B2 (en) 2001-06-28 2001-06-28 Critical dimension monitoring from latent image

Publications (1)

Publication Number Publication Date
TWI265557B true TWI265557B (en) 2006-11-01

Family

ID=25402129

Family Applications (1)

Application Number Title Priority Date Filing Date
TW091112605A TWI265557B (en) 2001-06-28 2002-06-11 Critical dimension monitoring from latent image

Country Status (5)

Country Link
US (1) US6561706B2 (zh)
EP (1) EP1417540A2 (zh)
AU (1) AU2002238013A1 (zh)
TW (1) TWI265557B (zh)
WO (1) WO2003003123A2 (zh)

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Also Published As

Publication number Publication date
US6561706B2 (en) 2003-05-13
WO2003003123A2 (en) 2003-01-09
AU2002238013A1 (en) 2003-03-03
US20030002878A1 (en) 2003-01-02
WO2003003123A3 (en) 2004-03-18
EP1417540A2 (en) 2004-05-12

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