ATE533230T1 - Kippgenerator mit niedrigspannung - Google Patents

Kippgenerator mit niedrigspannung

Info

Publication number
ATE533230T1
ATE533230T1 AT08163797T AT08163797T ATE533230T1 AT E533230 T1 ATE533230 T1 AT E533230T1 AT 08163797 T AT08163797 T AT 08163797T AT 08163797 T AT08163797 T AT 08163797T AT E533230 T1 ATE533230 T1 AT E533230T1
Authority
AT
Austria
Prior art keywords
generator
low voltage
voltage
ramp
resistors
Prior art date
Application number
AT08163797T
Other languages
English (en)
Inventor
Simon Mueller
Original Assignee
Em Microelectronic Marin Sa
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 Em Microelectronic Marin Sa filed Critical Em Microelectronic Marin Sa
Application granted granted Critical
Publication of ATE533230T1 publication Critical patent/ATE533230T1/de

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
    • H03K3/0233—Bistable circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • H03K4/50—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor
    • H03K4/501—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor the starting point of the flyback period being determined by the amplitude of the voltage across the capacitor, e.g. by a comparator
    • H03K4/502—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor the starting point of the flyback period being determined by the amplitude of the voltage across the capacitor, e.g. by a comparator the capacitor being charged from a constant-current source

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manipulation Of Pulses (AREA)
  • Dc-Dc Converters (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Control Of Electrical Variables (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
AT08163797T 2008-09-05 2008-09-05 Kippgenerator mit niedrigspannung ATE533230T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP08163797A EP2161837B1 (de) 2008-09-05 2008-09-05 Kippgenerator mit Niedrigspannung

Publications (1)

Publication Number Publication Date
ATE533230T1 true ATE533230T1 (de) 2011-11-15

Family

ID=39760927

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08163797T ATE533230T1 (de) 2008-09-05 2008-09-05 Kippgenerator mit niedrigspannung

Country Status (3)

Country Link
US (1) US8085102B2 (de)
EP (1) EP2161837B1 (de)
AT (1) ATE533230T1 (de)

Families Citing this family (19)

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Publication number Priority date Publication date Assignee Title
US7940136B2 (en) * 2009-10-13 2011-05-10 Himax Analogic, Inc. Oscillator
CN102377412B (zh) * 2010-08-11 2016-04-13 义隆电子股份有限公司 低耗电的弛张型振荡器
KR101153574B1 (ko) * 2010-10-12 2012-06-12 서울시립대학교 산학협력단 부궤환회로를 이용한 이완 발진기
CN103493372A (zh) * 2011-04-28 2014-01-01 皇家飞利浦有限公司 数字控制的高速高压栅极驱动器电路
US9043363B2 (en) * 2011-06-03 2015-05-26 Oracle International Corporation System and method for performing memory management using hardware transactions
US8350631B1 (en) * 2011-06-14 2013-01-08 Freescale Semiconductor, Inc Relaxation oscillator with low power consumption
JP5456736B2 (ja) * 2011-08-26 2014-04-02 株式会社半導体理工学研究センター 弛張発振回路
TWI459173B (zh) * 2012-01-31 2014-11-01 Fsp Technology Inc 參考電壓產生電路及參考電壓產生方法
US8773210B2 (en) * 2012-10-31 2014-07-08 Freescale Semiconductor, Inc. Relaxation oscillator
US8803619B1 (en) 2013-01-30 2014-08-12 Freescale Semiconductor, Inc. Relaxation oscillator with self-biased comparator
US8933737B1 (en) * 2013-06-28 2015-01-13 Stmicroelectronics International N.V. System and method for variable frequency clock generation
JP6763661B2 (ja) * 2015-12-24 2020-09-30 ラピスセミコンダクタ株式会社 発振回路
JP6869813B2 (ja) * 2017-05-31 2021-05-12 エイブリック株式会社 弛張型発振器、および弛張型発振器を備えた無線機器
EP3490147B1 (de) * 2017-11-28 2024-04-10 ams AG Relaxationsoszillator mit einer technik zur reduktion des alterungseffekts
TWI682623B (zh) 2019-04-02 2020-01-11 聯陽半導體股份有限公司 溫度補償振盪電路
US10734975B1 (en) 2019-05-08 2020-08-04 Nxp Usa, Inc. Current-controlled oscillator
CN110492846B (zh) * 2019-07-17 2023-06-27 南开大学 超低功耗弛张振荡器及控制方法
CN112311360A (zh) * 2020-02-18 2021-02-02 成都华微电子科技有限公司 一种无需参考时钟的高精度振荡器
US11689157B2 (en) 2021-09-07 2023-06-27 Nxp B.V. Low power relaxation oscillator circuit

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2649505B1 (fr) * 1989-07-07 1991-10-25 Sgs Thomson Microelectronics Circuit integre avec oscillateur reglable a frequence independante de la tension d'alimentation
US5565819A (en) * 1995-07-11 1996-10-15 Microchip Technology Incorporated Accurate RC oscillator having modified threshold voltages
US5638031A (en) * 1996-01-29 1997-06-10 Sgs-Thomson Microelectronics, Inc. Precision oscillator circuit
US6157270A (en) * 1998-12-28 2000-12-05 Exar Corporation Programmable highly temperature and supply independent oscillator
US6720836B2 (en) * 2001-12-14 2004-04-13 Elantec Semiconductor, Inc. CMOS relaxation oscillator circuit with improved speed and reduced process/temperature variations
KR100510535B1 (ko) * 2003-07-10 2005-08-26 삼성전자주식회사 전원 전압에 반비례하게 출력 신호의 주파수를 가변시키는오실레이터
US6924709B2 (en) * 2003-10-10 2005-08-02 Standard Microsystems Corporation Integrated relaxation oscillator with improved sensitivity to component variation due to process-shift
US7034627B1 (en) * 2004-04-01 2006-04-25 National Semiconductor Corporation Oscillator circuit with variable reference voltage and current
US7375599B2 (en) * 2006-06-06 2008-05-20 Texas Instruments Incorporated Analog circuit and method for multiplying clock frequency

Also Published As

Publication number Publication date
US8085102B2 (en) 2011-12-27
EP2161837B1 (de) 2011-11-09
EP2161837A1 (de) 2010-03-10
US20100066457A1 (en) 2010-03-18

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