DE69815667D1 - Relaxationsoszillator mit erweitertem frequenzbereich und verbesserter linearität - Google Patents

Relaxationsoszillator mit erweitertem frequenzbereich und verbesserter linearität

Info

Publication number
DE69815667D1
DE69815667D1 DE69815667T DE69815667T DE69815667D1 DE 69815667 D1 DE69815667 D1 DE 69815667D1 DE 69815667 T DE69815667 T DE 69815667T DE 69815667 T DE69815667 T DE 69815667T DE 69815667 D1 DE69815667 D1 DE 69815667D1
Authority
DE
Germany
Prior art keywords
oscillator
voltage
relaxation oscillator
frequency range
extended frequency
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
DE69815667T
Other languages
English (en)
Other versions
DE69815667T2 (de
Inventor
Hossein Shakiba
Sowlati Hashjani
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.)
Gennum Corp
Original Assignee
Gennum Corp
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 Gennum Corp filed Critical Gennum Corp
Application granted granted Critical
Publication of DE69815667D1 publication Critical patent/DE69815667D1/de
Publication of DE69815667T2 publication Critical patent/DE69815667T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/023—Generators characterised by the type of circuit or by the means used for producing pulses by the use of differential amplifiers or comparators, with internal or external positive feedback
    • H03K3/0231—Astable circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
    • H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
    • H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
    • H03K3/282—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable
    • H03K3/2823—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable using two active transistor of the same conductivity type

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
DE69815667T 1997-04-03 1998-04-01 Relaxationsoszillator mit erweitertem frequenzbereich und verbesserter linearität Expired - Fee Related DE69815667T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002201697A CA2201697A1 (en) 1997-04-03 1997-04-03 Extended frequency range relaxation oscillator with improved linearity
PCT/CA1998/000294 WO1998045944A2 (en) 1997-04-03 1998-04-01 Extended frequency range relaxation oscillator with improved linearity

Publications (2)

Publication Number Publication Date
DE69815667D1 true DE69815667D1 (de) 2003-07-24
DE69815667T2 DE69815667T2 (de) 2003-12-04

Family

ID=4160318

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69815667T Expired - Fee Related DE69815667T2 (de) 1997-04-03 1998-04-01 Relaxationsoszillator mit erweitertem frequenzbereich und verbesserter linearität

Country Status (9)

Country Link
US (1) US6201450B1 (de)
EP (2) EP1158677A3 (de)
JP (1) JP2001519105A (de)
AT (1) ATE243388T1 (de)
AU (1) AU6715698A (de)
CA (1) CA2201697A1 (de)
DE (1) DE69815667T2 (de)
DK (1) DK0972341T3 (de)
WO (1) WO1998045944A2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6404296B1 (en) * 2000-12-04 2002-06-11 Triquint Semiconductor, Inc. Amplitude-leveled wide-range source-coupled oscillator
US6650195B1 (en) 2001-07-30 2003-11-18 Xilinx, Inc. Oscillator with differential tunable tank circuit
US6727768B1 (en) 2002-10-29 2004-04-27 Institute Of Microelectronics Relaxation CCO for PLL-based constant tuning of GM-C filters
JP2005117140A (ja) * 2003-10-03 2005-04-28 Nec Electronics Corp 発振回路及びそれを備える半導体集積回路
TWI270252B (en) * 2004-04-30 2007-01-01 Richwave Technology Corp Oscillation signal generation method and device
US20050253659A1 (en) * 2004-05-14 2005-11-17 Pierre Favrat Current-controlled quadrature oscillator using differential gm/C cells incorporating amplitude limiters
US7847648B2 (en) * 2008-10-13 2010-12-07 Texas Instruments Incorporated Oscillator with delay compensation
US8719475B2 (en) * 2010-07-13 2014-05-06 Broadcom Corporation Method and system for utilizing low power superspeed inter-chip (LP-SSIC) communications
US9054687B2 (en) * 2013-07-30 2015-06-09 Qualcomm Incorporated VCO with linear gain over a very wide tuning range
US10769511B2 (en) * 2019-01-03 2020-09-08 Wiliot, Ltd Low energy transmitter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3296556A (en) * 1962-09-21 1967-01-03 Martin Marietta Corp Pulse duty ratio modulator
JPS61105111A (ja) * 1984-10-27 1986-05-23 Toshiba Corp 電圧制御発振回路
US4977381A (en) * 1989-06-05 1990-12-11 Motorola, Inc. Differential relaxation oscillator
US5489878A (en) * 1994-11-23 1996-02-06 Analog Devices Current-controlled quadrature oscillator based on differential gm /C cells
DE69526732T2 (de) * 1995-07-13 2002-10-24 Stmicroelectronics S.R.L., Agrate Brianza Klasse-D Verstärker mit einem Ausgang und zwei Betriebsspannungen

Also Published As

Publication number Publication date
EP0972341A1 (de) 2000-01-19
DE69815667T2 (de) 2003-12-04
WO1998045944A2 (en) 1998-10-15
WO1998045944A3 (en) 1999-01-07
AU6715698A (en) 1998-10-30
ATE243388T1 (de) 2003-07-15
EP0972341B1 (de) 2003-06-18
CA2201697A1 (en) 1998-10-03
DK0972341T3 (da) 2003-07-21
EP1158677A3 (de) 2003-02-05
EP1158677A2 (de) 2001-11-28
JP2001519105A (ja) 2001-10-16
US6201450B1 (en) 2001-03-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee