SG73496A1 - Delta-sigma width modulator control circuit - Google Patents

Delta-sigma width modulator control circuit

Info

Publication number
SG73496A1
SG73496A1 SG9800212A SG1998000212A SG73496A1 SG 73496 A1 SG73496 A1 SG 73496A1 SG 9800212 A SG9800212 A SG 9800212A SG 1998000212 A SG1998000212 A SG 1998000212A SG 73496 A1 SG73496 A1 SG 73496A1
Authority
SG
Singapore
Prior art keywords
delta
control circuit
width modulator
modulator control
sigma width
Prior art date
Application number
SG9800212A
Other languages
English (en)
Inventor
S Lewison Richard
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
Publication of SG73496A1 publication Critical patent/SG73496A1/en

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)
SG9800212A 1997-04-29 1998-01-27 Delta-sigma width modulator control circuit SG73496A1 (en)

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 (1)

Publication Number Publication Date
SG73496A1 true SG73496A1 (en) 2004-03-26

Family

ID=25298416

Family Applications (1)

Application Number Title Priority Date Filing Date
SG9800212A SG73496A1 (en) 1997-04-29 1998-01-27 Delta-sigma width modulator control circuit

Country Status (6)

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

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US6424113B1 (en) * 2001-01-06 2002-07-23 Ford Global Technologies, Inc. Method and apparatus for pulse width modulation
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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
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
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
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
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
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
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
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ITMI20041864A1 (it) * 2004-09-30 2004-12-30 St Microelectronics Srl "apparato digitale a commutazione per il pilotaggio di un carico."
GB2449591B (en) * 2005-01-17 2009-03-18 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 (fr) * 2005-05-20 2008-02-06 Agilent Technologies, Inc. Générateur de signaux
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
JP5305475B2 (ja) * 2008-04-02 2013-10-02 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
CN102282765B (zh) * 2008-11-21 2014-02-12 L&L建筑公司 一种数字脉宽调制器方法及系统
EP2202886B1 (fr) * 2008-12-24 2011-11-02 STMicroelectronics Srl Appareil de commande d'un dispositif de puissance pour une charge
CN102047763B (zh) * 2009-01-24 2014-07-23 德克萨斯仪器股份有限公司 用于通过伪随机相位延迟来减弱背光的设备和方法
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 (fr) * 2010-07-15 2012-01-18 Siemens Aktiengesellschaft Appareil pour fournir des signaux de contrôle modulés à largeur d'impulsion sur un inverseur
EP2432124B1 (fr) * 2010-09-21 2016-05-11 Harman Becker Automotive Systems GmbH Modulateur de largeur d'impulsions
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
US10033400B1 (en) 2017-10-18 2018-07-24 Schweitzer Engineering Laboratories, Inc. Analog-to-digital converter verification using quantization noise properties
US9985646B1 (en) 2017-10-18 2018-05-29 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

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US5055708A (en) * 1988-12-28 1991-10-08 Nec Corporation Circuit for driving an inductive load
WO1992011699A1 (fr) * 1990-12-19 1992-07-09 British Technology Group Ltd. Conversion numerique-analogique
US5150324A (en) * 1988-06-09 1992-09-22 Asahi Kasei Microsystems Co. Ltd. Analog arithmetic circuit that can perform multiplication division expansion and compression by using delta sigma modulator
EP0525777A1 (fr) * 1991-08-02 1993-02-03 Sharp Kabushiki Kaisha Circuit de commande d'un haut-parleur
US5245345A (en) * 1990-10-12 1993-09-14 Yamaha Corporation Digital-to-analog converter with delta-sigma modulation
US5617058A (en) * 1995-11-13 1997-04-01 Apogee Technology, Inc. Digital signal processing for linearization of small input signals to a tri-state power switch

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US5055802A (en) * 1990-04-30 1991-10-08 Motorola, Inc. Multiaccumulator sigma-delta fractional-n synthesis
JPH0614003A (ja) * 1991-07-31 1994-01-21 Nec Corp データ処理回路
JP3419484B2 (ja) * 1992-03-30 2003-06-23 株式会社東芝 変調器、送信器
US5539403A (en) * 1992-06-01 1996-07-23 Matsushita Electric Industrial Co, Ltd D/A conversion apparatus and A/D conversion apparatus
US5768316A (en) * 1993-02-22 1998-06-16 Yamaha Corporation Mixing circuit utilizing N inputs and a number of decimation filters that is less than N
US5677618A (en) * 1996-02-26 1997-10-14 The Boeing Company DC-to-DC switching power supply utilizing a delta-sigma converter in a closed loop controller

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5150324A (en) * 1988-06-09 1992-09-22 Asahi Kasei Microsystems Co. Ltd. Analog arithmetic circuit that can perform multiplication division expansion and compression by using delta sigma modulator
US5055708A (en) * 1988-12-28 1991-10-08 Nec Corporation Circuit for driving an inductive load
US5245345A (en) * 1990-10-12 1993-09-14 Yamaha Corporation Digital-to-analog converter with delta-sigma modulation
WO1992011699A1 (fr) * 1990-12-19 1992-07-09 British Technology Group Ltd. Conversion numerique-analogique
EP0525777A1 (fr) * 1991-08-02 1993-02-03 Sharp Kabushiki Kaisha Circuit de commande d'un haut-parleur
US5617058A (en) * 1995-11-13 1997-04-01 Apogee Technology, Inc. Digital signal processing for linearization of small input signals to a tri-state power switch

Also Published As

Publication number Publication date
JPH1132488A (ja) 1999-02-02
EP0875994B1 (fr) 2002-01-23
ES2167839T3 (es) 2002-05-16
DE69803511T2 (de) 2002-10-10
EP0875994A1 (fr) 1998-11-04
US5933453A (en) 1999-08-03
JP3069322B2 (ja) 2000-07-24
DE69803511D1 (de) 2002-03-14

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