IL68564A - Method of making feed-through holes in printed wiring boards - Google Patents

Method of making feed-through holes in printed wiring boards

Info

Publication number
IL68564A
IL68564A IL68564A IL6856483A IL68564A IL 68564 A IL68564 A IL 68564A IL 68564 A IL68564 A IL 68564A IL 6856483 A IL6856483 A IL 6856483A IL 68564 A IL68564 A IL 68564A
Authority
IL
Israel
Prior art keywords
holes
printed wiring
wiring boards
making feed
feed
Prior art date
Application number
IL68564A
Other languages
English (en)
Other versions
IL68564A0 (en
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of IL68564A0 publication Critical patent/IL68564A0/xx
Publication of IL68564A publication Critical patent/IL68564A/xx

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
    • H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
    • H05K3/42—Plated through-holes or plated via connections
    • H05K3/421—Blind plated via connections
    • 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
    • H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
    • H05K3/06—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed chemically or electrolytically, e.g. by photo-etch process
    • H05K3/061—Etching masks
    • H05K3/062—Etching masks consisting of metals or alloys or metallic inorganic compounds
    • 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
    • H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
    • H05K3/42—Plated through-holes or plated via connections
    • H05K3/423—Plated through-holes or plated via connections characterised by electroplating method
    • 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
    • H05K3/46—Manufacturing multilayer circuits
    • H05K3/4611—Manufacturing multilayer circuits by laminating two or more circuit boards
    • H05K3/4623—Manufacturing multilayer circuits by laminating two or more circuit boards the circuit boards having internal via connections between two or more circuit layers before lamination, e.g. double-sided circuit boards
    • 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
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/03—Conductive materials
    • H05K2201/0332—Structure of the conductor
    • H05K2201/0388—Other aspects of conductors
    • H05K2201/0394—Conductor crossing over a hole in the substrate or a gap between two separate substrate parts
    • 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
    • H05K2203/03—Metal processing
    • H05K2203/0384—Etch stop layer, i.e. a buried barrier layer for preventing etching of layers under the etch stop layer
    • 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
    • H05K2203/07—Treatments involving liquids, e.g. plating, rinsing
    • H05K2203/0703—Plating
    • H05K2203/0733—Method for plating stud vias, i.e. massive vias formed by plating the bottom of a hole without plating on the walls
    • 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
    • H05K3/0094—Filling or covering plated through-holes or blind plated vias, e.g. for masking or for mechanical reinforcement
    • 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
    • H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
    • H05K3/06—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed chemically or electrolytically, e.g. by photo-etch process
    • H05K3/061—Etching masks
    • H05K3/064—Photoresists
    • 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
    • H05K3/18—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 using precipitation techniques to apply the conductive material
    • H05K3/181—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 using precipitation techniques to apply the conductive material by electroless plating
    • 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
    • H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
    • H05K3/42—Plated through-holes or plated via connections
    • H05K3/425—Plated through-holes or plated via connections characterised by the sequence of steps for plating the through-holes or via connections in relation to the conductive pattern
    • H05K3/427—Plated through-holes or plated via connections characterised by the sequence of steps for plating the through-holes or via connections in relation to the conductive pattern initial plating of through-holes in metal-clad substrates

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Metallurgy (AREA)
  • Production Of Multi-Layered Print Wiring Board (AREA)
  • Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
  • Structure Of Printed Boards (AREA)
  • Manufacturing Of Printed Wiring (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
IL68564A 1982-05-05 1983-05-03 Method of making feed-through holes in printed wiring boards IL68564A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37483782A 1982-05-05 1982-05-05

Publications (2)

Publication Number Publication Date
IL68564A0 IL68564A0 (en) 1983-09-30
IL68564A true IL68564A (en) 1987-12-20

Family

ID=23478386

Family Applications (1)

Application Number Title Priority Date Filing Date
IL68564A IL68564A (en) 1982-05-05 1983-05-03 Method of making feed-through holes in printed wiring boards

Country Status (8)

Country Link
EP (1) EP0108116B1 (xx)
AU (1) AU565755B2 (xx)
CA (1) CA1203635A (xx)
DE (1) DE3369627D1 (xx)
DK (1) DK159710C (xx)
ES (1) ES522079A0 (xx)
IL (1) IL68564A (xx)
WO (1) WO1983003944A1 (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4652903A (en) * 1984-09-21 1987-03-24 Scientific Atlanta, Inc. Frequency generation for multiplexed analog component color television encoding and decoding
US5374469A (en) * 1991-09-19 1994-12-20 Nitto Denko Corporation Flexible printed substrate
DE19508835C1 (de) * 1995-03-11 1996-04-25 Freudenberg Carl Fa Verfahren zur Herstellung von Leiterplatten mit leitfähigen Sacklöchern
JP3299679B2 (ja) * 1996-12-27 2002-07-08 新光電気工業株式会社 多層配線基板及びその製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1378154A (fr) * 1962-09-24 1964-11-13 North American Aviation Inc Interconnexions électriques pour panneaux de circuits imprimés
US3391457A (en) * 1965-03-10 1968-07-09 Litton Systems Inc Shielded circuit conductor
DE2059425A1 (de) * 1970-12-02 1972-06-22 Siemens Ag Partieller Aufbau von gedruckten Mehrlagenschaltungen

Also Published As

Publication number Publication date
IL68564A0 (en) 1983-09-30
WO1983003944A1 (en) 1983-11-10
DK159710C (da) 1991-04-15
EP0108116A1 (en) 1984-05-16
DK2684A (da) 1984-01-04
ES8404599A1 (es) 1984-04-16
DK159710B (da) 1990-11-19
CA1203635A (en) 1986-04-22
EP0108116B1 (en) 1987-01-28
AU565755B2 (en) 1987-09-24
ES522079A0 (es) 1984-04-16
DE3369627D1 (en) 1987-03-05
AU1550383A (en) 1983-11-21
DK2684D0 (da) 1984-01-04

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