GB2209641B - Improvements in or relating to logic circuits - Google Patents

Improvements in or relating to logic circuits

Info

Publication number
GB2209641B
GB2209641B GB8721227A GB8721227A GB2209641B GB 2209641 B GB2209641 B GB 2209641B GB 8721227 A GB8721227 A GB 8721227A GB 8721227 A GB8721227 A GB 8721227A GB 2209641 B GB2209641 B GB 2209641B
Authority
GB
United Kingdom
Prior art keywords
relating
logic circuits
logic
circuits
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
GB8721227A
Other versions
GB8721227D0 (en
GB2209641A (en
Inventor
Rodney James Lawton
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.)
Plessey Co Ltd
Original Assignee
Plessey Co 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
Application filed by Plessey Co Ltd filed Critical Plessey Co Ltd
Priority to GB8721227A priority Critical patent/GB2209641B/en
Publication of GB8721227D0 publication Critical patent/GB8721227D0/en
Priority to DE19883829898 priority patent/DE3829898C2/en
Priority to JP63226321A priority patent/JPH01157120A/en
Publication of GB2209641A publication Critical patent/GB2209641A/en
Application granted granted Critical
Publication of GB2209641B publication Critical patent/GB2209641B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/01—Modifications for accelerating switching
    • H03K19/013—Modifications for accelerating switching in bipolar transistor circuits
    • H03K19/0136—Modifications for accelerating switching in bipolar transistor circuits by means of a pull-up or down element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • H03K19/082—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using bipolar transistors
    • H03K19/086—Emitter coupled logic

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Logic Circuits (AREA)
  • Electronic Switches (AREA)
GB8721227A 1987-09-09 1987-09-09 Improvements in or relating to logic circuits Expired - Fee Related GB2209641B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB8721227A GB2209641B (en) 1987-09-09 1987-09-09 Improvements in or relating to logic circuits
DE19883829898 DE3829898C2 (en) 1987-09-09 1988-09-02 Driver circuit for emitter-coupled logic gates
JP63226321A JPH01157120A (en) 1987-09-09 1988-09-09 Improved logic circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8721227A GB2209641B (en) 1987-09-09 1987-09-09 Improvements in or relating to logic circuits

Publications (3)

Publication Number Publication Date
GB8721227D0 GB8721227D0 (en) 1987-10-14
GB2209641A GB2209641A (en) 1989-05-17
GB2209641B true GB2209641B (en) 1991-06-26

Family

ID=10623527

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8721227A Expired - Fee Related GB2209641B (en) 1987-09-09 1987-09-09 Improvements in or relating to logic circuits

Country Status (3)

Country Link
JP (1) JPH01157120A (en)
DE (1) DE3829898C2 (en)
GB (1) GB2209641B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59168720A (en) * 1983-03-14 1984-09-22 Nec Corp Emitter follower output circuit
JPS63302621A (en) * 1987-06-02 1988-12-09 Fujitsu Ltd Semiconductor integrated circuit

Also Published As

Publication number Publication date
GB8721227D0 (en) 1987-10-14
DE3829898A1 (en) 1989-04-06
JPH01157120A (en) 1989-06-20
GB2209641A (en) 1989-05-17
DE3829898C2 (en) 1997-03-06

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970909