CA1232972A - Equal density distribution process - Google Patents

Equal density distribution process

Info

Publication number
CA1232972A
CA1232972A CA000491376A CA491376A CA1232972A CA 1232972 A CA1232972 A CA 1232972A CA 000491376 A CA000491376 A CA 000491376A CA 491376 A CA491376 A CA 491376A CA 1232972 A CA1232972 A CA 1232972A
Authority
CA
Canada
Prior art keywords
artwork
master
generating
image
density distribution
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000491376A
Other languages
English (en)
French (fr)
Inventor
John P. Doherty
David L. Dufour
Russell E. Gebo
Michael J. Sullivan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bull HN Information Systems Inc
Original Assignee
Honeywell Information Systems 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 Honeywell Information Systems Inc filed Critical Honeywell Information Systems Inc
Application granted granted Critical
Publication of CA1232972A publication Critical patent/CA1232972A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/0002—Apparatus or processes for manufacturing printed circuits for manufacturing artworks for printed circuits
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/02—Sensitometric processes, e.g. determining sensitivity, colour sensitivity, gradation, graininess, density; Making sensitometric wedges
    • 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
    • G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
    • G03F1/36—Masks having proximity correction features; Preparation thereof, e.g. optical proximity correction [OPC] design processes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0286—Programmable, customizable or modifiable circuits
    • H05K1/0292—Programmable, customizable or modifiable circuits having a modifiable lay-out, i.e. adapted for engineering changes or repair
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
    • H05K2203/05—Patterning and lithography; Masks; Details of resist
    • H05K2203/0548—Masks
    • H05K2203/056—Using an artwork, i.e. a photomask for exposing photosensitive layers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
    • H05K2203/15—Position of the PCB during processing
    • H05K2203/1572—Processing both sides of a PCB by the same process; Providing a similar arrangement of components on both sides; Making interlayer connections from two sides
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
    • H05K3/108—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern by semi-additive methods; masks therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Design And Manufacture Of Integrated Circuits (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
CA000491376A 1984-09-24 1985-09-23 Equal density distribution process Expired CA1232972A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/654,335 US4627005A (en) 1984-09-24 1984-09-24 Equal density distribution process
US654,335 1984-09-24

Publications (1)

Publication Number Publication Date
CA1232972A true CA1232972A (en) 1988-02-16

Family

ID=24624440

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000491376A Expired CA1232972A (en) 1984-09-24 1985-09-23 Equal density distribution process

Country Status (9)

Country Link
US (1) US4627005A (enExample)
EP (1) EP0176088B1 (enExample)
JP (1) JPS61105889A (enExample)
KR (1) KR900005307B1 (enExample)
AU (1) AU586640B2 (enExample)
CA (1) CA1232972A (enExample)
DE (1) DE3583475D1 (enExample)
FI (1) FI81690C (enExample)
YU (1) YU172985A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4584337A (en) * 1984-12-18 1986-04-22 Dow Corning Corporation Aqueous emulsions containing hydrophilic silicone-organic copolymers
US7146593B2 (en) * 2003-11-04 2006-12-05 Freescale Semiconductor, Inc. Method of implementing polishing uniformity and modifying layout data
EP3885961A1 (en) * 2020-03-26 2021-09-29 Elsyca N.V. Pcb metal balancing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2414509C3 (de) * 1974-03-26 1979-02-01 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Herstellung von Druckoriginalen für Leiterbahnanordnungen
AU2747784A (en) * 1979-05-24 1984-08-16 Eocom Corp. Laser image producing system
US4336320A (en) * 1981-03-12 1982-06-22 Honeywell Inc. Process for dielectric stenciled microcircuits
US4571072A (en) * 1983-09-30 1986-02-18 Honeywell Information Systems Inc. System and method for making changes to printed wiring boards

Also Published As

Publication number Publication date
US4627005A (en) 1986-12-02
KR860002940A (ko) 1986-04-30
EP0176088A3 (en) 1987-03-18
FI81690C (fi) 1990-11-12
FI853637L (fi) 1986-03-25
YU172985A (en) 1989-02-28
AU586640B2 (en) 1989-07-20
KR900005307B1 (ko) 1990-07-27
AU4769585A (en) 1986-04-10
FI853637A0 (fi) 1985-09-23
FI81690B (fi) 1990-07-31
JPH0431572B2 (enExample) 1992-05-26
DE3583475D1 (de) 1991-08-22
JPS61105889A (ja) 1986-05-23
EP0176088B1 (en) 1991-07-17
EP0176088A2 (en) 1986-04-02

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Legal Events

Date Code Title Description
MKEX Expiry