ATE343248T1 - Oszillatorschaltung - Google Patents

Oszillatorschaltung

Info

Publication number
ATE343248T1
ATE343248T1 AT00942099T AT00942099T ATE343248T1 AT E343248 T1 ATE343248 T1 AT E343248T1 AT 00942099 T AT00942099 T AT 00942099T AT 00942099 T AT00942099 T AT 00942099T AT E343248 T1 ATE343248 T1 AT E343248T1
Authority
AT
Austria
Prior art keywords
capacitors
oscillator circuit
current
input terminals
capacitor array
Prior art date
Application number
AT00942099T
Other languages
English (en)
Inventor
Richard Goldman
Robin Wilson
Original Assignee
Infineon Technologies Ag
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 Infineon Technologies Ag filed Critical Infineon Technologies Ag
Application granted granted Critical
Publication of ATE343248T1 publication Critical patent/ATE343248T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/01—Details
    • H03K3/011—Modifications of generator to compensate for variations in physical values, e.g. voltage, temperature
    • 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
    • H03K3/353—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of field-effect transistors with internal or external positive feedback
    • H03K3/354—Astable circuits

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Control Of Electrical Variables (AREA)
  • Amplifiers (AREA)
  • Networks Using Active Elements (AREA)
AT00942099T 1999-07-01 2000-06-19 Oszillatorschaltung ATE343248T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9915421A GB2351619A (en) 1999-07-01 1999-07-01 A frequency trimmable oscillator with insensitivity to power supply variations and parasitic capacitance

Publications (1)

Publication Number Publication Date
ATE343248T1 true ATE343248T1 (de) 2006-11-15

Family

ID=10856444

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00942099T ATE343248T1 (de) 1999-07-01 2000-06-19 Oszillatorschaltung

Country Status (12)

Country Link
US (1) US6326859B1 (de)
EP (1) EP1196993B1 (de)
JP (1) JP2003504910A (de)
KR (1) KR20020019110A (de)
CN (1) CN1214525C (de)
AT (1) ATE343248T1 (de)
AU (1) AU5683700A (de)
CA (1) CA2377969A1 (de)
DE (1) DE60031408D1 (de)
GB (1) GB2351619A (de)
TW (1) TW478253B (de)
WO (1) WO2001003298A1 (de)

Families Citing this family (96)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6535042B1 (en) * 2000-02-22 2003-03-18 Linear Technology Corporation High-speed, current-driven latch
US6614313B2 (en) * 2000-10-06 2003-09-02 Linear Technology Corporation Precision oscillator circuits and methods with switched capacitor frequency control and frequency-setting resistor
US6724220B1 (en) 2000-10-26 2004-04-20 Cyress Semiconductor Corporation Programmable microcontroller architecture (mixed analog/digital)
US8160864B1 (en) 2000-10-26 2012-04-17 Cypress Semiconductor Corporation In-circuit emulator and pod synchronized boot
US8176296B2 (en) 2000-10-26 2012-05-08 Cypress Semiconductor Corporation Programmable microcontroller architecture
US7765095B1 (en) 2000-10-26 2010-07-27 Cypress Semiconductor Corporation Conditional branching in an in-circuit emulation system
US8149048B1 (en) 2000-10-26 2012-04-03 Cypress Semiconductor Corporation Apparatus and method for programmable power management in a programmable analog circuit block
US8103496B1 (en) 2000-10-26 2012-01-24 Cypress Semicondutor Corporation Breakpoint control in an in-circuit emulation system
TW550447B (en) * 2000-10-30 2003-09-01 Realtek Semiconductor Corp Signal generator with adjustable oscillation frequency and its method
US6603366B2 (en) * 2001-08-10 2003-08-05 Texas Instruments Incorporated Trimmable oscillator
US7406674B1 (en) 2001-10-24 2008-07-29 Cypress Semiconductor Corporation Method and apparatus for generating microcontroller configuration information
US8078970B1 (en) 2001-11-09 2011-12-13 Cypress Semiconductor Corporation Graphical user interface with user-selectable list-box
US8042093B1 (en) 2001-11-15 2011-10-18 Cypress Semiconductor Corporation System providing automatic source code generation for personalization and parameterization of user modules
US7774190B1 (en) 2001-11-19 2010-08-10 Cypress Semiconductor Corporation Sleep and stall in an in-circuit emulation system
US7770113B1 (en) 2001-11-19 2010-08-03 Cypress Semiconductor Corporation System and method for dynamically generating a configuration datasheet
US7844437B1 (en) 2001-11-19 2010-11-30 Cypress Semiconductor Corporation System and method for performing next placements and pruning of disallowed placements for programming an integrated circuit
US8069405B1 (en) 2001-11-19 2011-11-29 Cypress Semiconductor Corporation User interface for efficiently browsing an electronic document using data-driven tabs
US6971004B1 (en) 2001-11-19 2005-11-29 Cypress Semiconductor Corp. System and method of dynamically reconfiguring a programmable integrated circuit
US8103497B1 (en) 2002-03-28 2012-01-24 Cypress Semiconductor Corporation External interface for event architecture
US7308608B1 (en) 2002-05-01 2007-12-11 Cypress Semiconductor Corporation Reconfigurable testing system and method
US7761845B1 (en) 2002-09-09 2010-07-20 Cypress Semiconductor Corporation Method for parameterizing a user module
AU2003292454A1 (en) * 2002-12-17 2004-07-09 Koninklijke Philips Electronics N.V. Temperature compensated r-c oscillator
DE10345131B4 (de) * 2003-09-26 2008-08-07 Austriamicrosystems Ag RC-Oszillatorschaltung
US7295049B1 (en) 2004-03-25 2007-11-13 Cypress Semiconductor Corporation Method and circuit for rapid alignment of signals
US8286125B2 (en) 2004-08-13 2012-10-09 Cypress Semiconductor Corporation Model for a hardware device-independent method of defining embedded firmware for programmable systems
US8069436B2 (en) 2004-08-13 2011-11-29 Cypress Semiconductor Corporation Providing hardware independence to automate code generation of processing device firmware
JP4568595B2 (ja) * 2004-12-10 2010-10-27 三菱電機株式会社 半導体回路
CN100508390C (zh) * 2004-12-31 2009-07-01 立积电子股份有限公司 振荡信号产生方法及装置
US7332976B1 (en) 2005-02-04 2008-02-19 Cypress Semiconductor Corporation Poly-phase frequency synthesis oscillator
US7504810B1 (en) * 2005-02-18 2009-03-17 National Semiconductor Corporation Apparatus and method for generating a spread-spectrum clock for a switching regulator
US20060253814A1 (en) * 2005-05-03 2006-11-09 Howard Porter Method and apparatus for fixing hold time violations in a hierarchical integrated circuit design
US7400183B1 (en) 2005-05-05 2008-07-15 Cypress Semiconductor Corporation Voltage controlled oscillator delay cell and method
US8089461B2 (en) 2005-06-23 2012-01-03 Cypress Semiconductor Corporation Touch wake for electronic devices
US7388413B1 (en) * 2005-07-14 2008-06-17 Microsemi Corporation Ramp generator with fast reset
US7245519B2 (en) 2005-08-22 2007-07-17 Freescale Semiconductor, Inc. Digitally programmable capacitor array
US7307485B1 (en) * 2005-11-14 2007-12-11 Cypress Semiconductor Corporation Capacitance sensor using relaxation oscillators
US7342463B2 (en) * 2005-11-15 2008-03-11 Analog Devices, Inc. Timer circuits and method
US8085067B1 (en) 2005-12-21 2011-12-27 Cypress Semiconductor Corporation Differential-to-single ended signal converter circuit and method
US7312616B2 (en) 2006-01-20 2007-12-25 Cypress Semiconductor Corporation Successive approximate capacitance measurement circuit
US8067948B2 (en) 2006-03-27 2011-11-29 Cypress Semiconductor Corporation Input/output multiplexer bus
US8144125B2 (en) 2006-03-30 2012-03-27 Cypress Semiconductor Corporation Apparatus and method for reducing average scan rate to detect a conductive object on a sensing device
US7721609B2 (en) 2006-03-31 2010-05-25 Cypress Semiconductor Corporation Method and apparatus for sensing the force with which a button is pressed
US8040142B1 (en) 2006-03-31 2011-10-18 Cypress Semiconductor Corporation Touch detection techniques for capacitive touch sense systems
US8089472B2 (en) * 2006-05-26 2012-01-03 Cypress Semiconductor Corporation Bidirectional slider with delete function
US8537121B2 (en) 2006-05-26 2013-09-17 Cypress Semiconductor Corporation Multi-function slider in touchpad
US8040321B2 (en) 2006-07-10 2011-10-18 Cypress Semiconductor Corporation Touch-sensor with shared capacitive sensors
US7253643B1 (en) 2006-07-19 2007-08-07 Cypress Semiconductor Corporation Uninterrupted radial capacitive sense interface
US9507465B2 (en) 2006-07-25 2016-11-29 Cypress Semiconductor Corporation Technique for increasing the sensitivity of capacitive sensor arrays
US9766738B1 (en) 2006-08-23 2017-09-19 Cypress Semiconductor Corporation Position and usage based prioritization for capacitance sense interface
US8547114B2 (en) 2006-11-14 2013-10-01 Cypress Semiconductor Corporation Capacitance to code converter with sigma-delta modulator
US8089288B1 (en) 2006-11-16 2012-01-03 Cypress Semiconductor Corporation Charge accumulation capacitance sensor with linear transfer characteristic
TW200828781A (en) * 2006-12-21 2008-07-01 Holtek Semiconductor Inc Variable and multi-combination RC oscillator
US8058937B2 (en) 2007-01-30 2011-11-15 Cypress Semiconductor Corporation Setting a discharge rate and a charge rate of a relaxation oscillator circuit
US8516025B2 (en) 2007-04-17 2013-08-20 Cypress Semiconductor Corporation Clock driven dynamic datapath chaining
US8130025B2 (en) 2007-04-17 2012-03-06 Cypress Semiconductor Corporation Numerical band gap
US9564902B2 (en) 2007-04-17 2017-02-07 Cypress Semiconductor Corporation Dynamically configurable and re-configurable data path
US8026739B2 (en) 2007-04-17 2011-09-27 Cypress Semiconductor Corporation System level interconnect with programmable switching
US8092083B2 (en) 2007-04-17 2012-01-10 Cypress Semiconductor Corporation Temperature sensor with digital bandgap
US7737724B2 (en) 2007-04-17 2010-06-15 Cypress Semiconductor Corporation Universal digital block interconnection and channel routing
US8040266B2 (en) 2007-04-17 2011-10-18 Cypress Semiconductor Corporation Programmable sigma-delta analog-to-digital converter
US8065653B1 (en) 2007-04-25 2011-11-22 Cypress Semiconductor Corporation Configuration of programmable IC design elements
US9720805B1 (en) 2007-04-25 2017-08-01 Cypress Semiconductor Corporation System and method for controlling a target device
US8266575B1 (en) 2007-04-25 2012-09-11 Cypress Semiconductor Corporation Systems and methods for dynamically reconfiguring a programmable system on a chip
US8144126B2 (en) 2007-05-07 2012-03-27 Cypress Semiconductor Corporation Reducing sleep current in a capacitance sensing system
US9500686B1 (en) 2007-06-29 2016-11-22 Cypress Semiconductor Corporation Capacitance measurement system and methods
WO2009006556A1 (en) 2007-07-03 2009-01-08 Cypress Semiconductor Corporation Normalizing capacitive sensor array signals
US8089289B1 (en) 2007-07-03 2012-01-03 Cypress Semiconductor Corporation Capacitive field sensor with sigma-delta modulator
US8169238B1 (en) 2007-07-03 2012-05-01 Cypress Semiconductor Corporation Capacitance to frequency converter
US8570053B1 (en) 2007-07-03 2013-10-29 Cypress Semiconductor Corporation Capacitive field sensor with sigma-delta modulator
KR101425668B1 (ko) * 2007-07-26 2014-08-04 페어차일드코리아반도체 주식회사 주파수 변조 장치 및 이를 이용하는 스위치 모드 파워서플라이
US8049569B1 (en) 2007-09-05 2011-11-01 Cypress Semiconductor Corporation Circuit and method for improving the accuracy of a crystal-less oscillator having dual-frequency modes
US7728676B2 (en) 2007-09-17 2010-06-01 Atheros Communications, Inc. Voltage-controlled oscillator with control range limiter
WO2009064256A1 (en) * 2007-11-15 2009-05-22 Agency For Science, Technology And Research An interrogation circuit for a nanowire sensor array and a method for interrogating a nanowire sensor array
US8525798B2 (en) 2008-01-28 2013-09-03 Cypress Semiconductor Corporation Touch sensing
US8487912B1 (en) 2008-02-01 2013-07-16 Cypress Semiconductor Corporation Capacitive sense touch device with hysteresis threshold
US8358142B2 (en) 2008-02-27 2013-01-22 Cypress Semiconductor Corporation Methods and circuits for measuring mutual and self capacitance
US8319505B1 (en) 2008-10-24 2012-11-27 Cypress Semiconductor Corporation Methods and circuits for measuring mutual and self capacitance
US7728631B2 (en) * 2008-05-15 2010-06-01 Atheros Communications, Inc. Phase frequency detector with pulse width control circuitry
US8321174B1 (en) 2008-09-26 2012-11-27 Cypress Semiconductor Corporation System and method to measure capacitance of capacitive sensor array
US8487639B1 (en) 2008-11-21 2013-07-16 Cypress Semiconductor Corporation Receive demodulator for capacitive sensing
US9167835B2 (en) 2008-12-30 2015-10-27 Philip Morris Usa Inc. Dissolvable films impregnated with encapsulated tobacco, tea, coffee, botanicals, and flavors for oral products
US8866500B2 (en) 2009-03-26 2014-10-21 Cypress Semiconductor Corporation Multi-functional capacitance sensing circuit with a current conveyor
US9448964B2 (en) 2009-05-04 2016-09-20 Cypress Semiconductor Corporation Autonomous control in a programmable system
US8723827B2 (en) 2009-07-28 2014-05-13 Cypress Semiconductor Corporation Predictive touch surface scanning
EP2499740A1 (de) * 2009-11-11 2012-09-19 Anagear B.V. Oszillatorschaltung und verfahren zur bereitstellung eines oszillatorausgangssignals
US9268441B2 (en) 2011-04-05 2016-02-23 Parade Technologies, Ltd. Active integrator for a capacitive sense array
US8710930B2 (en) * 2012-01-12 2014-04-29 Mediatek Singapore Pte. Ltd. Differential ring oscillator and method for calibrating the differential ring oscillator
CN102983840B (zh) * 2012-11-18 2015-05-20 成都锐成芯微科技有限责任公司 一种可调谐的频率发生器
TWM459630U (zh) * 2013-04-25 2013-08-11 Richtek Technology Corp 振盪電路
WO2015016734A1 (en) * 2013-08-01 2015-02-05 Freescale Semiconductor Inc Spread-spectrum clock generation circuit, integrated circuit and apparatus therefor
US9344070B2 (en) * 2014-01-27 2016-05-17 Texas Instruments Incorporated Relaxation oscillator with low drift and native offset cancellation
KR102015856B1 (ko) * 2014-07-02 2019-08-29 에스케이하이닉스 주식회사 발진기 및 이를 포함하는 반도체 장치
US10305425B2 (en) 2017-10-30 2019-05-28 Hong Kong Applied Science and Technology Research Institute Company, Limited RC oscillator that uses thermometer codes to select a sub-array and binary codes to select capacitors or resistors within a sub-array for linear and monotonic tuning
US10873292B2 (en) * 2018-12-11 2020-12-22 Analog Devices International Unlimited Company Relaxation oscillators with delay compensation
TWI794538B (zh) * 2019-09-06 2023-03-01 群聯電子股份有限公司 展頻時脈產生器、記憶體儲存裝置及訊號產生方法
KR20230131688A (ko) * 2022-03-07 2023-09-14 매그나칩 반도체 유한회사 확산 스펙트럼 클럭 생성 장치

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3878484A (en) * 1974-01-11 1975-04-15 Hekimian Laboratories Inc Oscillator having output frequency linearly related to resistance
DE3474597D1 (en) 1983-11-17 1988-11-17 Toshiba Kk Frequency comparing circuit
GB2189113B (en) 1986-04-12 1990-04-25 Thorn Emi Datatech Ltd A voltage-controlled oscillator
JPH0334619A (ja) * 1989-06-29 1991-02-14 Nec Corp Ｃｒ型発振回路
FR2649505B1 (fr) * 1989-07-07 1991-10-25 Sgs Thomson Microelectronics Circuit integre avec oscillateur reglable a frequence independante de la tension d'alimentation
US5128634A (en) 1990-10-29 1992-07-07 Motorola, Inc. Oscillator cirucit independent or parasitic capacitors
SE512841C2 (sv) 1991-09-10 2000-05-22 Ericsson Telefon Ab L M Övertonsbildare innefattande en ECL-differentialförstärkare
US5155452A (en) 1991-11-12 1992-10-13 Silicon Systems, Inc. Linearized and delay compensated all CMOS VCO
DE4221304C1 (de) * 1992-06-29 1993-09-16 Siemens Audiologische Technik Gmbh, 91058 Erlangen, De
US5444421A (en) 1994-02-10 1995-08-22 Racom Systems, Inc. Low power consumption oscillator using multiple transconductance amplifiers
US5418502A (en) 1994-03-03 1995-05-23 Micro Linear Corporation Micro power R-C relaxation oscillator
US5565819A (en) 1995-07-11 1996-10-15 Microchip Technology Incorporated Accurate RC oscillator having modified threshold voltages
US5796312A (en) 1996-05-24 1998-08-18 Microchip Technology Incorporated Microcontroller with firmware selectable oscillator trimming
US5670915A (en) * 1996-05-24 1997-09-23 Microchip Technology Incorporated Accurate RC oscillator having peak - to - peak voltage control
US5859571A (en) 1997-03-11 1999-01-12 Aplus Integrated Circuits, Inc. Frequency trimmable oscillator and frequency multiplier
WO1998020609A1 (en) 1996-11-04 1998-05-14 Advanced Micro Devices, Inc. Low power wake-up system and method

Also Published As

Publication number Publication date
GB2351619A (en) 2001-01-03
CN1214525C (zh) 2005-08-10
TW478253B (en) 2002-03-01
JP2003504910A (ja) 2003-02-04
AU5683700A (en) 2001-01-22
GB9915421D0 (en) 1999-09-01
EP1196993B1 (de) 2006-10-18
KR20020019110A (ko) 2002-03-09
US6326859B1 (en) 2001-12-04
DE60031408D1 (de) 2006-11-30
EP1196993A1 (de) 2002-04-17
CA2377969A1 (en) 2001-01-11
WO2001003298A1 (en) 2001-01-11
CN1359559A (zh) 2002-07-17

Similar Documents

Publication Publication Date Title
ATE343248T1 (de) Oszillatorschaltung
FI20000339A7 (fi) Mikromekaaninen säädettävä kondensaattori ja integroitu säädettävä resonaattori
WO2005065138A3 (en) High efficiency, low cost, charge pump circuit
EP1451927A4 (de) Schaltungskonfiguration für kondensatoren mit dc-vorspannung
TW200611404A (en) De-coupling capacitors produced by utilizing dummy conductive structures integrated circuits
EP1231674A3 (de) Antenne
FR2881852B1 (fr) Brouillage de la signature en courant d'un circuit integre
EP1128534A3 (de) Hochspannungserzeugungsschaltung mit verbesserter parasitärer Kapazität des Spannungsteilungswiderstands
DK0487413T3 (da) Elektronisk indretning til et programmerbart minihøreapparat, især af intra-aurikulær type
DE60034955D1 (de) Spannungsabgleich in zwischenkreiskondensatoren
NO20032011L (no) Elektrostatisk kapasitansdetekteringskrets, elektrostatisk kapasitansdetekteringsanordning og mikrofonanordning
DE60317785D1 (de) Hochfrequenz-generator
KR20170042472A (ko) 위치 지시기
TW200608682A (en) Midpoint potential generating circuit for use in a semiconductor device
ATE397318T1 (de) Spannungsverstärker mit niedrigem verbrauch
DE60316555D1 (de) Ladungspumpeschaltung
JPS6422064A (en) Semiconductor device
KR970072454A (ko) 다이오드-바이어스된 차동 증폭기를 갖춘 용량 결합 회로
DK1198879T3 (da) Variabel oscillator
WO2004075412A3 (en) Circuit to linearize gain of a voltage controlled oscillator over wide frequency range
DE60303790D1 (de) Schutzvorrichtung gegen elektrostatische Entladungen
KR950022162A (ko) 커패시터형 전압분배기 회로
ATE324702T1 (de) Elektronische schaltung
TW200611096A (en) Regulator circuit
WO2005031868A3 (de) Integrierte schaltung mit schutz vor elektrostatischer entladung

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties