GB2320363B - Semiconductor switching device - Google Patents

Semiconductor switching device

Info

Publication number
GB2320363B
GB2320363B GB9719607A GB9719607A GB2320363B GB 2320363 B GB2320363 B GB 2320363B GB 9719607 A GB9719607 A GB 9719607A GB 9719607 A GB9719607 A GB 9719607A GB 2320363 B GB2320363 B GB 2320363B
Authority
GB
United Kingdom
Prior art keywords
switching device
semiconductor switching
semiconductor
switching
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 - Fee Related
Application number
GB9719607A
Other versions
GB2320363A (en
GB9719607D0 (en
Inventor
Robert Charles Irons
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.)
OVAL
IXYS UK Westcode Ltd
Siemens Mobility Ltd
Original Assignee
OVAL
IXYS UK Westcode Ltd
Westinghouse Brake and Signal Co Ltd
Westinghouse Brake and Signal Holdings Ltd
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 GBGB9625839.7A external-priority patent/GB9625839D0/en
Application filed by OVAL, IXYS UK Westcode Ltd, Westinghouse Brake and Signal Co Ltd, Westinghouse Brake and Signal Holdings Ltd filed Critical OVAL
Priority to GB9719607A priority Critical patent/GB2320363B/en
Publication of GB9719607D0 publication Critical patent/GB9719607D0/en
Publication of GB2320363A publication Critical patent/GB2320363A/en
Application granted granted Critical
Publication of GB2320363B publication Critical patent/GB2320363B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
    • H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
    • H01L29/0684—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape, relative sizes or dispositions of the semiconductor regions or junctions between the regions
    • H01L29/0692—Surface layout
    • H01L29/0696—Surface layout of cellular field-effect devices, e.g. multicellular DMOS transistors or IGBTs

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Thyristors (AREA)
GB9719607A 1996-12-12 1997-09-15 Semiconductor switching device Expired - Fee Related GB2320363B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9719607A GB2320363B (en) 1996-12-12 1997-09-15 Semiconductor switching device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9625839.7A GB9625839D0 (en) 1996-12-12 1996-12-12 Semiconductor switching devices
GB9719607A GB2320363B (en) 1996-12-12 1997-09-15 Semiconductor switching device

Publications (3)

Publication Number Publication Date
GB9719607D0 GB9719607D0 (en) 1997-11-19
GB2320363A GB2320363A (en) 1998-06-17
GB2320363B true GB2320363B (en) 2001-04-18

Family

ID=26310612

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9719607A Expired - Fee Related GB2320363B (en) 1996-12-12 1997-09-15 Semiconductor switching device

Country Status (1)

Country Link
GB (1) GB2320363B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0485059A2 (en) * 1990-09-28 1992-05-13 Kabushiki Kaisha Toshiba Semiconductor device including a pin-diode having high breakdown voltage
US5414290A (en) * 1993-05-07 1995-05-09 Abb Management Ag IGBT with self-aligning cathode pattern and method for producing it

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0485059A2 (en) * 1990-09-28 1992-05-13 Kabushiki Kaisha Toshiba Semiconductor device including a pin-diode having high breakdown voltage
US5414290A (en) * 1993-05-07 1995-05-09 Abb Management Ag IGBT with self-aligning cathode pattern and method for producing it

Also Published As

Publication number Publication date
GB2320363A (en) 1998-06-17
GB9719607D0 (en) 1997-11-19

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030915