SE9801117D0 - Electrical device - Google Patents

Electrical device

Info

Publication number
SE9801117D0
SE9801117D0 SE9801117A SE9801117A SE9801117D0 SE 9801117 D0 SE9801117 D0 SE 9801117D0 SE 9801117 A SE9801117 A SE 9801117A SE 9801117 A SE9801117 A SE 9801117A SE 9801117 D0 SE9801117 D0 SE 9801117D0
Authority
SE
Sweden
Prior art keywords
oscillator
differential amplifier
amplification circuit
node
input signals
Prior art date
Application number
SE9801117A
Other languages
Swedish (sv)
Inventor
Goeran Marnfeldt
Original Assignee
Astra Ab
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 Astra Ab filed Critical Astra Ab
Priority to SE9801117A priority Critical patent/SE9801117D0/en
Publication of SE9801117D0 publication Critical patent/SE9801117D0/en
Priority to AU35440/99A priority patent/AU3544099A/en
Priority to PCT/SE1999/000535 priority patent/WO1999050953A2/en

Links

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)

Abstract

The invention relates to an amplification circuit, comprising: a differential amplifier (241) having a first input node (236) and a second input node (240) for receiving respectively first and second input signals and an output node for producing an output signal; and active bias circuitry (250) connected to said differential amplifier (241) for drawing a bias current therefrom, wherein said active bias circuitry (250) is configured to draw an increased current when said first and second input signals are substantially equal. An oscillator comprising said amplification circuit and a circuit comprising an oscillator of said type is also part of the invention.
SE9801117A 1998-03-30 1998-03-30 Electrical device SE9801117D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE9801117A SE9801117D0 (en) 1998-03-30 1998-03-30 Electrical device
AU35440/99A AU3544099A (en) 1998-03-30 1999-03-30 An amplication circuit and an oscillator comprising said circuit
PCT/SE1999/000535 WO1999050953A2 (en) 1998-03-30 1999-03-30 An amplification circuit and an oscillator comprising said circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9801117A SE9801117D0 (en) 1998-03-30 1998-03-30 Electrical device

Publications (1)

Publication Number Publication Date
SE9801117D0 true SE9801117D0 (en) 1998-03-30

Family

ID=20410797

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9801117A SE9801117D0 (en) 1998-03-30 1998-03-30 Electrical device

Country Status (3)

Country Link
AU (1) AU3544099A (en)
SE (1) SE9801117D0 (en)
WO (1) WO1999050953A2 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2562739B1 (en) * 1984-04-06 1989-05-26 Efcis COMMON MODE DOUBLE FEEDBACK BROADBAND AMPLIFIER
DE3701791A1 (en) * 1987-01-22 1988-08-04 Siemens Ag DIFFERENTIAL AMPLIFIER WITH CONTROLLABLE POWER CONSUMPTION
US5068621A (en) * 1990-08-13 1991-11-26 Triquint Semiconductor, Inc. Compensation method and apparatus for enhancing single-ended to differential conversion
JPH09232883A (en) * 1996-02-23 1997-09-05 Oki Micro Design Miyazaki:Kk Operational amplifier circuit

Also Published As

Publication number Publication date
AU3544099A (en) 1999-10-18
WO1999050953A3 (en) 1999-11-18
WO1999050953A2 (en) 1999-10-07

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