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WO2005020650A3 - Printed circuit board - Google Patents

Printed circuit board Download PDF

Info

Publication number
WO2005020650A3
WO2005020650A3 PCT/AT2004/000271 AT2004000271W WO2005020650A3 WO 2005020650 A3 WO2005020650 A3 WO 2005020650A3 AT 2004000271 W AT2004000271 W AT 2004000271W WO 2005020650 A3 WO2005020650 A3 WO 2005020650A3
Authority
WO
WIPO (PCT)
Prior art keywords
circuit board
printed circuit
loss
supporting material
comprised
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.)
Ceased
Application number
PCT/AT2004/000271
Other languages
German (de)
French (fr)
Other versions
WO2005020650A2 (en
Inventor
Dietrich Juran
Gerald Eckl
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.)
Siemens AG Oesterreich
Original Assignee
Siemens AG Oesterreich
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 Siemens AG Oesterreich filed Critical Siemens AG Oesterreich
Publication of WO2005020650A2 publication Critical patent/WO2005020650A2/en
Publication of WO2005020650A3 publication Critical patent/WO2005020650A3/en
Anticipated expiration legal-status Critical
Ceased 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
    • 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
    • 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
    • H05K1/0237—High frequency adaptations
    • H05K1/024—Dielectric details, e.g. changing the dielectric material around a transmission line
    • 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
    • H05K1/0296—Conductive pattern lay-out details not covered by sub groups H05K1/02 - H05K1/0295
    • H05K1/0298—Multilayer 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
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/01—Dielectrics
    • H05K2201/0183—Dielectric layers
    • H05K2201/0187—Dielectric layers with regions of different dielectrics in the same layer, e.g. in a printed capacitor for locally changing the dielectric properties
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Abstract

The invention relates to a printed circuit board (1), comprised of a nonconducting supporting material (2) and of conductive structures (3a, , 3h) on the free surfaces and/or in the interior of the supporting material, to and/or into which structured loss layers (4a, , 4c) made of a material subject to loss are applied/inserted.
PCT/AT2004/000271 2003-08-20 2004-07-26 Printed circuit board Ceased WO2005020650A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA1311/2003 2003-08-20
AT13112003 2003-08-20

Publications (2)

Publication Number Publication Date
WO2005020650A2 WO2005020650A2 (en) 2005-03-03
WO2005020650A3 true WO2005020650A3 (en) 2005-06-09

Family

ID=34200459

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AT2004/000271 Ceased WO2005020650A2 (en) 2003-08-20 2004-07-26 Printed circuit board

Country Status (1)

Country Link
WO (1) WO2005020650A2 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5966294A (en) * 1996-12-20 1999-10-12 Nec Corporation Printed circuit board for prevention of unintentional electromagnetic interference
US20030062965A1 (en) * 2001-09-27 2003-04-03 Stephen Jensen Circuit board having ferrite containing layer
US20040018658A1 (en) * 2002-07-27 2004-01-29 Yasuhiko Mano Noise shield type multi-layered substrate and munufacturing method thereof
US20040121652A1 (en) * 2002-12-20 2004-06-24 Gailus Mark W. Interconnection system with improved high frequency performance

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5966294A (en) * 1996-12-20 1999-10-12 Nec Corporation Printed circuit board for prevention of unintentional electromagnetic interference
US20030062965A1 (en) * 2001-09-27 2003-04-03 Stephen Jensen Circuit board having ferrite containing layer
US20040018658A1 (en) * 2002-07-27 2004-01-29 Yasuhiko Mano Noise shield type multi-layered substrate and munufacturing method thereof
US20040121652A1 (en) * 2002-12-20 2004-06-24 Gailus Mark W. Interconnection system with improved high frequency performance

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"ELECTROMAGNETIC NOISE SUPPRESSION FOR ELECTRONICS CARDS AND BOARDS", IBM TECHNICAL DISCLOSURE BULLETIN, IBM CORP. NEW YORK, US, vol. 33, no. 7, 1 December 1990 (1990-12-01), pages 243 - 246, XP000108425, ISSN: 0018-8689 *
WAFFENSCHMIDT E ET AL: "Embedded passives integrated circuits for power converters", 33RD.ANNUAL IEEE POWER ELECTRONICS SPECIALISTS CONFERENCE. PESC 2002. CONFERENCE PROCEEDINGS. CAIRNS, QUEENSLAND, AUSTRALIA, JUNE 23 - 27, 2002, ANNUAL POWER ELECTRONICS SPECIALISTS CONFERENCE, NEW YORK, NY : IEEE, US, vol. VOL. 2 OF 4. CONF. 33, 23 June 2002 (2002-06-23), pages 12 - 17, XP010596058, ISBN: 0-7803-7262-X *

Also Published As

Publication number Publication date
WO2005020650A2 (en) 2005-03-03

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