DE69504377D1 - Mittel mit geringer elektromagnetischer Transparenz und Reflexion zur Unterdrückung von elektromagnetischen Interferenzen und damit versehene elektronische Vorrichtung - Google Patents

Mittel mit geringer elektromagnetischer Transparenz und Reflexion zur Unterdrückung von elektromagnetischen Interferenzen und damit versehene elektronische Vorrichtung

Info

Publication number
DE69504377D1
DE69504377D1 DE69504377T DE69504377T DE69504377D1 DE 69504377 D1 DE69504377 D1 DE 69504377D1 DE 69504377 T DE69504377 T DE 69504377T DE 69504377 T DE69504377 T DE 69504377T DE 69504377 D1 DE69504377 D1 DE 69504377D1
Authority
DE
Germany
Prior art keywords
reflection
medium
electronic device
device provided
provided therewith
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 - Lifetime
Application number
DE69504377T
Other languages
English (en)
Other versions
DE69504377T2 (de
Inventor
Mitsuharu Sato
Shigeyoshi Yoshida
Tadakuni Sato
Toshihisa Inabe
Hitoshi Togawa
Yukio Hotta
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.)
Tokin Corp
Original Assignee
Tokin Corp
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 JP00486494A external-priority patent/JP3401650B2/ja
Priority claimed from JP14496594A external-priority patent/JPH0818271A/ja
Priority claimed from JP19239994A external-priority patent/JP3528255B2/ja
Application filed by Tokin Corp filed Critical Tokin Corp
Application granted granted Critical
Publication of DE69504377D1 publication Critical patent/DE69504377D1/de
Publication of DE69504377T2 publication Critical patent/DE69504377T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0073—Shielding materials
    • H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
    • H05K9/0088—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising a plurality of shielding layers; combining different shielding material structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00—Details of semiconductor or other solid state devices
    • H01L23/552—Protection against radiation, e.g. light or electromagnetic waves
    • 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
    • H05K1/0213—Electrical arrangements not otherwise provided for
    • H05K1/0216—Reduction of cross-talk, noise or electromagnetic interference
    • H05K1/023—Reduction of cross-talk, noise or electromagnetic interference using auxiliary mounted passive components or auxiliary substances
    • H05K1/0233—Filters, inductors or a magnetic substance
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001—Technical content checked by a classifier
    • H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
    • 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
    • H05K1/03—Use of materials for the substrate
    • H05K1/0313—Organic insulating material
    • H05K1/0353—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement
    • H05K1/0373—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement containing additives, e.g. fillers
    • 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
    • H05K2201/08—Magnetic details
    • H05K2201/083—Magnetic materials
    • H05K2201/086—Magnetic materials for inductive purposes, e.g. printed inductor with ferrite core
    • 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
    • H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
    • H05K2201/10621—Components characterised by their electrical contacts
    • H05K2201/10689—Leaded Integrated Circuit [IC] package, e.g. dual-in-line [DIL]
    • 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
    • H05K2201/20—Details of printed circuits not provided for in H05K2201/01 - H05K2201/10
    • H05K2201/2036—Permanent spacer or stand-off in a printed circuit or printed circuit assembly
    • 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
    • H05K3/22—Secondary treatment of printed circuits
    • H05K3/28—Applying non-metallic protective coatings
    • H05K3/284—Applying non-metallic protective coatings for encapsulating mounted components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
DE69504377T 1994-01-20 1995-01-20 Mittel mit geringer elektromagnetischer Transparenz und Reflexion zur Unterdrückung von elektromagnetischen Interferenzen und damit versehene elektronische Vorrichtung Expired - Lifetime DE69504377T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP00486494A JP3401650B2 (ja) 1994-01-20 1994-01-20 電磁波干渉抑制体
JP14496594A JPH0818271A (ja) 1994-06-27 1994-06-27 電子装置およびそのノイズ抑制方法
JP19239994A JP3528255B2 (ja) 1994-08-16 1994-08-16 混成集積回路素子及びその製造方法

Publications (2)

Publication Number Publication Date
DE69504377D1 true DE69504377D1 (de) 1998-10-08
DE69504377T2 DE69504377T2 (de) 1999-02-25

Family

ID=27276491

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69504377T Expired - Lifetime DE69504377T2 (de) 1994-01-20 1995-01-20 Mittel mit geringer elektromagnetischer Transparenz und Reflexion zur Unterdrückung von elektromagnetischen Interferenzen und damit versehene elektronische Vorrichtung

Country Status (6)

Country Link
US (2) US5864088A (de)
EP (1) EP0667643B1 (de)
CN (2) CN1075339C (de)
DE (1) DE69504377T2 (de)
FI (1) FI117224B (de)
MY (1) MY120407A (de)

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CN1199545C (zh) 2005-04-27
CN1115562A (zh) 1996-01-24
FI950182A (fi) 1995-07-21
DE69504377T2 (de) 1999-02-25
EP0667643A1 (de) 1995-08-16
FI950182A0 (fi) 1995-01-16
CN1355670A (zh) 2002-06-26
MY120407A (en) 2005-10-31
US5864088A (en) 1999-01-26
EP0667643B1 (de) 1998-09-02
CN1075339C (zh) 2001-11-21
FI117224B (fi) 2006-07-31

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