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GB2233157B - Printed circuit board - Google Patents

Printed circuit board

Info

Publication number
GB2233157B
GB2233157B GB8913560A GB8913560A GB2233157B GB 2233157 B GB2233157 B GB 2233157B GB 8913560 A GB8913560 A GB 8913560A GB 8913560 A GB8913560 A GB 8913560A GB 2233157 B GB2233157 B GB 2233157B
Authority
GB
United Kingdom
Prior art keywords
circuit board
printed circuit
printed
board
circuit
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
GB8913560A
Other versions
GB8913560D0 (en
GB2233157A (en
Inventor
Colin Moore
Christopher O'donnell
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.)
BAE Systems PLC
Original Assignee
British Aerospace PLC
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 British Aerospace PLC filed Critical British Aerospace PLC
Priority to GB8913560A priority Critical patent/GB2233157B/en
Publication of GB8913560D0 publication Critical patent/GB8913560D0/en
Publication of GB2233157A publication Critical patent/GB2233157A/en
Application granted granted Critical
Publication of GB2233157B publication Critical patent/GB2233157B/en
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
    • 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
    • H05K1/0228—Compensation of cross-talk by a mutually correlated lay-out of printed circuit traces, e.g. for compensation of cross-talk in mounted connectors
    • 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
    • H05K9/0007—Casings
    • H05K9/002—Casings with localised screening
    • H05K9/0039—Galvanic coupling of ground layer on printed circuit board [PCB] to conductive casing
    • 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
    • H05K1/0245—Lay-out of balanced signal pairs, e.g. differential lines or twisted lines
    • 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
    • H05K2201/09—Shape and layout
    • H05K2201/09209—Shape and layout details of conductors
    • H05K2201/09654—Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
    • H05K2201/097—Alternating conductors, e.g. alternating different shaped pads, twisted pairs; Alternating components

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Structure Of Printed Boards (AREA)
GB8913560A 1989-06-13 1989-06-13 Printed circuit board Expired - Lifetime GB2233157B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8913560A GB2233157B (en) 1989-06-13 1989-06-13 Printed circuit board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8913560A GB2233157B (en) 1989-06-13 1989-06-13 Printed circuit board

Publications (3)

Publication Number Publication Date
GB8913560D0 GB8913560D0 (en) 1989-08-02
GB2233157A GB2233157A (en) 1991-01-02
GB2233157B true GB2233157B (en) 1992-10-21

Family

ID=10658353

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8913560A Expired - Lifetime GB2233157B (en) 1989-06-13 1989-06-13 Printed circuit board

Country Status (1)

Country Link
GB (1) GB2233157B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5435752A (en) 1992-12-18 1995-07-25 The Siemon Company Electrically balanced connector assembly
USD382274S (en) 1995-11-22 1997-08-12 The Siemon Company Gravity feed telecommunications connector

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5186647A (en) 1992-02-24 1993-02-16 At&T Bell Laboratories High frequency electrical connector
US5299956B1 (en) * 1992-03-23 1995-10-24 Superior Modular Prod Inc Low cross talk electrical connector system
JPH065593A (en) * 1992-04-20 1994-01-14 Sumitomo Electric Ind Ltd Manufacture of multilayer interconnection substrate
US5432484A (en) * 1992-08-20 1995-07-11 Hubbell Incorporated Connector for communication systems with cancelled crosstalk
US6758698B1 (en) 1992-12-23 2004-07-06 Panduit Corp. Communication connector with capacitor label
US5470244A (en) * 1993-10-05 1995-11-28 Thomas & Betts Corporation Electrical connector having reduced cross-talk
US5791943A (en) * 1995-11-22 1998-08-11 The Siemon Company Reduced crosstalk modular outlet
US5769647A (en) * 1995-11-22 1998-06-23 The Siemon Company Modular outlet employing a door assembly
US5944535A (en) * 1997-02-04 1999-08-31 Hubbell Incorporated Interface panel system for networks
US5997358A (en) * 1997-09-02 1999-12-07 Lucent Technologies Inc. Electrical connector having time-delayed signal compensation
DE19738754A1 (en) * 1997-09-04 1999-03-11 Delphi Automotive Systems Gmbh Flexible printed circuit
US7516544B1 (en) * 2001-06-22 2009-04-14 Mentor Graphics Corporation Spacers for reducing crosstalk and maintaining clearances
US6744329B2 (en) 2001-12-14 2004-06-01 Yazaki North America, Inc. Cross talk compensation circuit
US7040013B1 (en) * 2003-03-17 2006-05-09 Unisys Corporation System and method for printed circuit board net routing
US20100307798A1 (en) * 2009-06-03 2010-12-09 Izadian Jamal S Unified scalable high speed interconnects technologies
EP3297132B1 (en) * 2016-09-20 2020-05-13 Celeroton AG Winding structure for electrical machine and method for designing a winding structure
CN115003008B (en) * 2022-05-25 2023-10-20 长鑫存储技术有限公司 Conductor structure, semiconductor packaging structure and circuit board for improving far-end crosstalk

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1432793A (en) * 1972-06-01 1976-04-22 Western Electric Co Flat electric cables
GB1440392A (en) * 1972-06-12 1976-06-23 Western Electric Co Reduction of cross talk in flat cable
GB1449209A (en) * 1972-12-28 1976-09-15 Cii Honeywell Bull Electrical connection board
GB2060266A (en) * 1979-10-05 1981-04-29 Borrill P L Multilayer printed circuit board
GB1589519A (en) * 1976-11-19 1981-05-13 Solartron Electronic Group Printed circuits
GB2092830A (en) * 1981-02-09 1982-08-18 Int Computers Ltd Multilayer Printed Circuit Board
GB2157085A (en) * 1984-04-03 1985-10-16 Rogers Corp Multilayer flexible circuit with ultrasonically welded interlayer connections
EP0278484A2 (en) * 1987-02-13 1988-08-17 Aristo Graphic Systeme GmbH & Co KG Process for making a digitalization board
EP0278485A2 (en) * 1987-02-13 1988-08-17 Aristo Graphic Systeme GmbH & Co KG Process for making a digitalization board

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1432793A (en) * 1972-06-01 1976-04-22 Western Electric Co Flat electric cables
GB1440392A (en) * 1972-06-12 1976-06-23 Western Electric Co Reduction of cross talk in flat cable
GB1449209A (en) * 1972-12-28 1976-09-15 Cii Honeywell Bull Electrical connection board
GB1589519A (en) * 1976-11-19 1981-05-13 Solartron Electronic Group Printed circuits
GB2060266A (en) * 1979-10-05 1981-04-29 Borrill P L Multilayer printed circuit board
GB2092830A (en) * 1981-02-09 1982-08-18 Int Computers Ltd Multilayer Printed Circuit Board
GB2157085A (en) * 1984-04-03 1985-10-16 Rogers Corp Multilayer flexible circuit with ultrasonically welded interlayer connections
EP0278484A2 (en) * 1987-02-13 1988-08-17 Aristo Graphic Systeme GmbH & Co KG Process for making a digitalization board
EP0278485A2 (en) * 1987-02-13 1988-08-17 Aristo Graphic Systeme GmbH & Co KG Process for making a digitalization board

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5435752A (en) 1992-12-18 1995-07-25 The Siemon Company Electrically balanced connector assembly
US5474474A (en) 1992-12-18 1995-12-12 The Siemon Company Electrically balanced connector assembly
USD382274S (en) 1995-11-22 1997-08-12 The Siemon Company Gravity feed telecommunications connector

Also Published As

Publication number Publication date
GB8913560D0 (en) 1989-08-02
GB2233157A (en) 1991-01-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040613