IT939738B - Dispositivo di illuminazione per la stampa fotolitografica dei componenti di microcircuiti - Google Patents

Dispositivo di illuminazione per la stampa fotolitografica dei componenti di microcircuiti

Info

Publication number
IT939738B
IT939738B IT69432/71A IT6943271A IT939738B IT 939738 B IT939738 B IT 939738B IT 69432/71 A IT69432/71 A IT 69432/71A IT 6943271 A IT6943271 A IT 6943271A IT 939738 B IT939738 B IT 939738B
Authority
IT
Italy
Prior art keywords
lighting device
photolithographic printing
microcircuit components
microcircuit
components
Prior art date
Application number
IT69432/71A
Other languages
English (en)
Original Assignee
Rank Organisation Ltd
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 GB3880970A external-priority patent/GB1353739A/en
Application filed by Rank Organisation Ltd filed Critical Rank Organisation Ltd
Application granted granted Critical
Publication of IT939738B publication Critical patent/IT939738B/it

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
    • G03F7/70058—Mask illumination systems
    • G03F7/70075—Homogenization of illumination intensity in the mask plane by using an integrator, e.g. fly's eye lens, facet mirror or glass rod, by using a diffusing optical element or by beam deflection
    • 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
    • G03F7/7055—Exposure light control in all parts of the microlithographic apparatus, e.g. pulse length control or light interruption
    • G03F7/70583—Speckle reduction, e.g. coherence control or amplitude/wavefront splitting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Optical Elements Other Than Lenses (AREA)
IT69432/71A 1970-08-12 1971-07-19 Dispositivo di illuminazione per la stampa fotolitografica dei componenti di microcircuiti IT939738B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3880970A GB1353739A (en) 1970-08-12 1970-08-12 Light exposure means for shadow or contact printing
GB728871 1971-03-19

Publications (1)

Publication Number Publication Date
IT939738B true IT939738B (it) 1973-02-10

Family

ID=26241318

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69432/71A IT939738B (it) 1970-08-12 1971-07-19 Dispositivo di illuminazione per la stampa fotolitografica dei componenti di microcircuiti

Country Status (5)

Country Link
US (1) US3795446A (it)
JP (1) JPS5143750B1 (it)
FR (1) FR2104273A5 (it)
IT (1) IT939738B (it)
NL (1) NL7111033A (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2439208A1 (de) * 1974-08-16 1976-03-11 Ibm Deutschland Belichtungsvorrichtung
FR2356975A1 (fr) * 1976-06-30 1978-01-27 Ibm Procede d'impression photolithographique du type a contact permettant d'obtenir des profils a resolution elevee et appareil utilisant un tel procede
JPS60218635A (ja) * 1984-04-13 1985-11-01 Canon Inc 照明装置
DE69225347T2 (de) * 1991-02-19 1998-09-03 Fujitsu Ltd Projektionsbelichtungsmethode und optische Maske für die Projektionsbelichtung
JPH0536586A (ja) * 1991-08-02 1993-02-12 Canon Inc 像投影方法及び該方法を用いた半導体デバイスの製造方法
JPH0567558A (ja) * 1991-09-06 1993-03-19 Nikon Corp 露光方法
JP3194155B2 (ja) * 1992-01-31 2001-07-30 キヤノン株式会社 半導体デバイスの製造方法及びそれを用いた投影露光装置
JP3210123B2 (ja) * 1992-03-27 2001-09-17 キヤノン株式会社 結像方法及び該方法を用いたデバイス製造方法
JP3278896B2 (ja) * 1992-03-31 2002-04-30 キヤノン株式会社 照明装置及びそれを用いた投影露光装置
DK69492D0 (da) * 1992-05-26 1992-05-26 Purup Prepress As Apparat til exponering af et medie, apparat til punktexponering af et medie, samt en indretning til fastholdelse af et medie
US6245487B1 (en) * 1999-08-26 2001-06-12 Polyfibron Technologies, Inc. Methods for enhancing images on relief image printing plates

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582208A (en) * 1967-06-01 1971-06-01 Lester E Idler Method and means for producing multidensity tint screens
US3548713A (en) * 1967-10-10 1970-12-22 Gerber Scientific Instr Co Photo-exposure device using annular light beam
US3559546A (en) * 1967-11-01 1971-02-02 Sylvania Electric Prod Cathode ray tube screen exposure
US3601018A (en) * 1968-08-26 1971-08-24 Zenith Radio Corp Method and apparatus for exposing curved substrates
US3615449A (en) * 1969-09-25 1971-10-26 Rca Corp Method of generating high area-density periodic arrays by diffraction imaging
US3610752A (en) * 1970-01-15 1971-10-05 Atomic Energy Commission Preparing printed circuit boards by refracted rays

Also Published As

Publication number Publication date
NL7111033A (it) 1972-02-15
US3795446A (en) 1974-03-05
JPS5143750B1 (it) 1976-11-24
DE2140549A1 (de) 1972-02-17
FR2104273A5 (it) 1972-04-14
DE2140549B2 (de) 1976-01-02

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