DE69803511D1 - Delta-Sigma Pulsbreitenmodulator - Google Patents

Delta-Sigma Pulsbreitenmodulator

Info

Publication number
DE69803511D1
DE69803511D1 DE69803511T DE69803511T DE69803511D1 DE 69803511 D1 DE69803511 D1 DE 69803511D1 DE 69803511 T DE69803511 T DE 69803511T DE 69803511 T DE69803511 T DE 69803511T DE 69803511 D1 DE69803511 D1 DE 69803511D1
Authority
DE
Germany
Prior art keywords
delta
pulse width
width modulator
sigma pulse
sigma
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
DE69803511T
Other languages
English (en)
Other versions
DE69803511T2 (de
Inventor
Richard S Lewison
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE69803511D1 publication Critical patent/DE69803511D1/de
Publication of DE69803511T2 publication Critical patent/DE69803511T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/08—Duration or width modulation ; Duty cycle modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/322—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M3/324—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement
    • H03M3/326—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement by averaging out the errors
    • H03M3/328—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement by averaging out the errors using dither
    • H03M3/3283—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement by averaging out the errors using dither the dither being in the time domain
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step
    • H03M3/502—Details of the final digital/analogue conversion following the digital delta-sigma modulation
    • H03M3/506—Details of the final digital/analogue conversion following the digital delta-sigma modulation the final digital/analogue converter being constituted by a pulse width modulator

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Dc-Dc Converters (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Inverter Devices (AREA)
  • Analogue/Digital Conversion (AREA)
DE69803511T 1997-04-29 1998-03-31 Delta-Sigma Pulsbreitenmodulator Expired - Fee Related DE69803511T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/846,610 US5933453A (en) 1997-04-29 1997-04-29 Delta-sigma pulse width modulator control circuit

Publications (2)

Publication Number Publication Date
DE69803511D1 true DE69803511D1 (de) 2002-03-14
DE69803511T2 DE69803511T2 (de) 2002-10-10

Family

ID=25298416

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69803511T Expired - Fee Related DE69803511T2 (de) 1997-04-29 1998-03-31 Delta-Sigma Pulsbreitenmodulator

Country Status (6)

Country Link
US (1) US5933453A (de)
EP (1) EP0875994B1 (de)
JP (1) JP3069322B2 (de)
DE (1) DE69803511T2 (de)
ES (1) ES2167839T3 (de)
SG (1) SG73496A1 (de)

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US6400214B1 (en) * 2000-08-28 2002-06-04 Marvell International, Ltd. Switched capacitor filter for reference voltages in analog to digital converter
JP3772089B2 (ja) * 2000-12-18 2006-05-10 松下電器産業株式会社 位相オフセット演算回路および信号点マッピング回路
US6424113B1 (en) * 2001-01-06 2002-07-23 Ford Global Technologies, Inc. Method and apparatus for pulse width modulation
FR2829322B1 (fr) * 2001-09-03 2003-12-05 St Microelectronics Sa Circuit de generation d'un signal module en largeur d'impulsion de type sigma delta
JP3609069B2 (ja) * 2002-08-01 2005-01-12 ファナック株式会社 モータ制御装置
US7049798B2 (en) 2002-11-13 2006-05-23 Power-One, Inc. System and method for communicating with a voltage regulator
US7394445B2 (en) 2002-11-12 2008-07-01 Power-One, Inc. Digital power manager for controlling and monitoring an array of point-of-load regulators
US7456617B2 (en) 2002-11-13 2008-11-25 Power-One, Inc. System for controlling and monitoring an array of point-of-load regulators by a host
US6833691B2 (en) 2002-11-19 2004-12-21 Power-One Limited System and method for providing digital pulse width modulation
US7737961B2 (en) 2002-12-21 2010-06-15 Power-One, Inc. Method and system for controlling and monitoring an array of point-of-load regulators
US7743266B2 (en) 2002-12-21 2010-06-22 Power-One, Inc. Method and system for optimizing filter compensation coefficients for a digital power control system
US7673157B2 (en) 2002-12-21 2010-03-02 Power-One, Inc. Method and system for controlling a mixed array of point-of-load regulators through a bus translator
US7882372B2 (en) 2002-12-21 2011-02-01 Power-One, Inc. Method and system for controlling and monitoring an array of point-of-load regulators
US7836322B2 (en) 2002-12-21 2010-11-16 Power-One, Inc. System for controlling an array of point-of-load regulators and auxiliary devices
US7266709B2 (en) 2002-12-21 2007-09-04 Power-One, Inc. Method and system for controlling an array of point-of-load regulators and auxiliary devices
US7023190B2 (en) 2003-02-10 2006-04-04 Power-One, Inc. ADC transfer function providing improved dynamic regulation in a switched mode power supply
US7710092B2 (en) 2003-02-10 2010-05-04 Power-One, Inc. Self tracking ADC for digital power supply control systems
US7080265B2 (en) 2003-03-14 2006-07-18 Power-One, Inc. Voltage set point control scheme
KR100576373B1 (ko) * 2004-03-08 2006-05-03 학교법인 한양학원 디지털 모듈레이션 기법을 이용한 디지털 ｄｃ-ｄｃ 컨버터
US7130346B2 (en) * 2004-05-14 2006-10-31 Freescale Semiconductor, Inc. Method and apparatus having a digital PWM signal generator with integral noise shaping
US7376182B2 (en) * 2004-08-23 2008-05-20 Microchip Technology Incorporated Digital processor with pulse width modulation module having dynamically adjustable phase offset capability, high speed operation and simultaneous update of multiple pulse width modulation duty cycle registers
GB0420508D0 (en) * 2004-09-15 2004-10-20 Koninkl Philips Electronics Nv Pulse width modulated noise shaper and related method
ITMI20041864A1 (it) * 2004-09-30 2004-12-30 St Microelectronics Srl "apparato digitale a commutazione per il pilotaggio di un carico."
GB2425668B (en) * 2005-01-17 2009-02-25 Wolfson Microelectronics Plc Pulse width modulator quantisation circuit
US7141956B2 (en) 2005-03-18 2006-11-28 Power-One, Inc. Digital output voltage regulation circuit having first control loop for high speed and second control loop for high accuracy
EP1724923B1 (de) * 2005-05-20 2008-02-06 Agilent Technologies, Inc. Signal Generator
US7570693B2 (en) * 2005-09-26 2009-08-04 Ess Technology, Inc. Low noise digital to pulse width modulated converter with audio applications
US7327295B1 (en) * 2005-10-24 2008-02-05 Cirrus Logic, Inc. Constant edge-rate ternary output consecutive-edge modulator (CEM) method and apparatus
DE102006006083B4 (de) * 2006-02-09 2014-09-04 Infineon Technologies Ag Vorrichtung und Verfahren zur Pulsweitenmodulation
KR100771854B1 (ko) * 2006-08-22 2007-11-01 삼성전자주식회사 전원 전압의 변동을 보상할 수 있는 저 노이즈 직류-직류변환기
US7834613B2 (en) 2007-10-30 2010-11-16 Power-One, Inc. Isolated current to voltage, voltage to voltage converter
WO2009123054A1 (ja) * 2008-04-02 2009-10-08 国立大学法人群馬大学 スイッチング制御装置
NL1035333C2 (nl) * 2008-04-23 2009-10-26 Hypex Electronics B V Werkwijze en stuurschakeling voor het sturen van pulsbreedtemodulatie.
US20100085676A1 (en) * 2008-10-03 2010-04-08 Honeywell International Inc. Nested pulse width modulation control
WO2010059938A1 (en) * 2008-11-21 2010-05-27 Maxim Integrated Products, Inc. Method and systems for digital pulse width modulator
EP2202886B1 (de) * 2008-12-24 2011-11-02 STMicroelectronics Srl Regelvorrichtung für Lastspeisungsgerät
WO2010083628A1 (en) * 2009-01-24 2010-07-29 Texas Instruments Incorporated Apparatus and method for dimming a backlight with pseudo-random phase delay
US8668719B2 (en) * 2009-03-30 2014-03-11 Simpirica Spine, Inc. Methods and apparatus for improving shear loading capacity of a spinal segment
US8344659B2 (en) * 2009-11-06 2013-01-01 Neofocal Systems, Inc. System and method for lighting power and control system
EP2408109A1 (de) * 2010-07-15 2012-01-18 Siemens Aktiengesellschaft Vorrichtung zur Bereitstellung von impulsbreitenmodulierten Steuersignalen an einen Umwandler
EP2432124B1 (de) * 2010-09-21 2016-05-11 Harman Becker Automotive Systems GmbH Pulsweitenmodulator
US8907604B2 (en) * 2012-02-07 2014-12-09 Ford Global Technologies, Llc PWM frequency pattern optimization for NVH
TWI564688B (zh) * 2013-03-04 2017-01-01 英諾系統公司 用於驅動器電路抖動的可變電阻値
TWI494720B (zh) * 2013-09-12 2015-08-01 Rdc Semiconductor Co Ltd 伺服馬達系統中之脈波處理器
US9696411B2 (en) * 2014-01-27 2017-07-04 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration System and method for multi-wavelength optical signal detection
US9802718B2 (en) * 2015-10-01 2017-10-31 Hamilton Sundstrand Corporation Duty cycle-based bit interface system
US9985646B1 (en) 2017-10-18 2018-05-29 Schweitzer Engineering Laboratories, Inc. Analog-to-digital converter verification using quantization noise properties
US10033400B1 (en) 2017-10-18 2018-07-24 Schweitzer Engineering Laboratories, Inc. Analog-to-digital converter verification using quantization noise properties
JP2019177773A (ja) 2018-03-30 2019-10-17 株式会社シマノ 操作装置および操作システム
JP2020086594A (ja) 2018-11-16 2020-06-04 株式会社シマノ 操作装置
EP3772635A1 (de) * 2019-08-07 2021-02-10 Sulzer Management AG Sensoranordnung für einen geschlossenen behälter und verfahren zur übertragung von daten durch die behälterwand

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Also Published As

Publication number Publication date
ES2167839T3 (es) 2002-05-16
JPH1132488A (ja) 1999-02-02
US5933453A (en) 1999-08-03
SG73496A1 (en) 2004-03-26
DE69803511T2 (de) 2002-10-10
EP0875994A1 (de) 1998-11-04
EP0875994B1 (de) 2002-01-23
JP3069322B2 (ja) 2000-07-24

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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