KR20170084018A - 삼각파 생성부를 구비한 펄스 밀도 변조 디지털―아날로그 컨버터 - Google Patents

삼각파 생성부를 구비한 펄스 밀도 변조 디지털―아날로그 컨버터 Download PDF

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KR20170084018A
KR20170084018A KR1020177008888A KR20177008888A KR20170084018A KR 20170084018 A KR20170084018 A KR 20170084018A KR 1020177008888 A KR1020177008888 A KR 1020177008888A KR 20177008888 A KR20177008888 A KR 20177008888A KR 20170084018 A KR20170084018 A KR 20170084018A
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South Korea
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digital
output
slope
value
analog
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English (en)
Korean (ko)
Inventor
브라이언 크리스
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마이크로칩 테크놀로지 인코포레이티드
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Publication of KR20170084018A publication Critical patent/KR20170084018A/ko
Withdrawn legal-status Critical Current

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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/82—Digital/analogue converters with intermediate conversion to time interval
    • H03M1/822—Digital/analogue converters with intermediate conversion to time interval using pulse width modulation
    • H03M1/825—Digital/analogue converters with intermediate conversion to time interval using pulse width modulation by comparing the input signal with a digital ramp signal
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/022—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
    • 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
    • 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
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
    • H03M1/0626—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by filtering
    • H03M1/0631—Smoothing

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Analogue/Digital Conversion (AREA)
KR1020177008888A 2014-11-11 2015-11-09 삼각파 생성부를 구비한 펄스 밀도 변조 디지털―아날로그 컨버터 Withdrawn KR20170084018A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/538,036 2014-11-11
US14/538,036 US9356613B1 (en) 2014-11-11 2014-11-11 Pulse density modulation digital-to-analog converter with triangle wave generation
PCT/US2015/059665 WO2016077192A1 (en) 2014-11-11 2015-11-09 Pulse density modulation digital-to-analog converter with triangle wave generation

Publications (1)

Publication Number Publication Date
KR20170084018A true KR20170084018A (ko) 2017-07-19

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Application Number Title Priority Date Filing Date
KR1020177008888A Withdrawn KR20170084018A (ko) 2014-11-11 2015-11-09 삼각파 생성부를 구비한 펄스 밀도 변조 디지털―아날로그 컨버터

Country Status (7)

Country Link
US (1) US9356613B1 (https=)
EP (1) EP3219009A1 (https=)
JP (1) JP2017535199A (https=)
KR (1) KR20170084018A (https=)
CN (1) CN107078725B (https=)
TW (1) TW201633707A (https=)
WO (1) WO2016077192A1 (https=)

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CN107534817B (zh) * 2015-03-24 2020-04-14 Tdk株式会社 具有改进的灵敏度的mems麦克风
CN105071792B (zh) * 2015-07-17 2018-03-30 英特尔公司 脉冲密度调制值转换器及其应用
CN116886085A (zh) * 2017-03-30 2023-10-13 绍兴市上虞区幻想动力机器人科技有限公司 一种脉冲密度调制方法
FR3066061B1 (fr) * 2017-05-03 2019-06-21 Stmicroelectronics (Rousset) Sas Convertisseur numerique-analogique
FR3066060B1 (fr) 2017-05-03 2020-03-27 Stmicroelectronics (Rousset) Sas Commande d'alimentation a decoupage
GB2580806B (en) * 2017-09-21 2022-12-14 Avnera Corp Digital-to-analog converter and amplifier for headphones
CN108427475B (zh) * 2018-02-02 2021-06-08 武汉大学 一种基于脉冲采样的极简形式spwm数字生成系统及方法
CN109142820B (zh) * 2018-09-26 2021-07-13 深圳市鼎阳科技股份有限公司 一种脉冲波发生装置
CN110830008B (zh) * 2019-11-11 2023-04-25 上海必阳科技有限公司 一种电压波形产生装置
TWI691170B (zh) * 2019-12-30 2020-04-11 新唐科技股份有限公司 波形產生器及波形產生方法
CN115664437A (zh) * 2022-10-17 2023-01-31 Abb瑞士股份有限公司 信号传输装置、信号传输方法及通信系统
CN116388615B (zh) * 2023-06-03 2023-09-01 晶艺半导体有限公司 直流无刷电机折线调速控制电路和方法
TWI850072B (zh) * 2023-08-21 2024-07-21 國立中山大學 數位脈衝寬度調變調變器

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US3689914A (en) 1971-08-09 1972-09-05 Rca Corp Waveform generator
US4646321A (en) * 1984-08-31 1987-02-24 Raytheon Company Interpolation pulse duration modulated adder
US5525874A (en) 1995-01-30 1996-06-11 Delco Electronics Corp. Digital slope compensation in a current controller
AU4340299A (en) 1998-06-26 2000-01-17 Ericsson Inc. Digital-to-analog converter using first order sigma-delta modulation
US6317067B1 (en) 1998-12-04 2001-11-13 Philips Electronics North America Corporation Pulse density modulation based digital-to-analog conversion
US6281822B1 (en) 1999-05-28 2001-08-28 Dot Wireless, Inc. Pulse density modulator with improved pulse distribution
US6459398B1 (en) 1999-07-20 2002-10-01 D.S.P.C. Technologies Ltd. Pulse modulated digital to analog converter (DAC)
JP4454109B2 (ja) 2000-06-14 2010-04-21 日本テキサス・インスツルメンツ株式会社 パルス密度変調信号（ｐｄｍ）のデジタル−アナログ変換処理におけるｓｎ比改善の方法および装置
US6606044B2 (en) 2002-01-02 2003-08-12 Motorola, Inc. Method and apparatus for generating a pulse width modulated signal
US7567223B2 (en) 2005-03-01 2009-07-28 Honeywell International Inc. Light-emitting diode (LED) hysteretic current controller
US7283012B2 (en) 2005-04-15 2007-10-16 Via Telecom., Ltd. Tri-state pulse density modulator
US7528760B2 (en) * 2007-01-26 2009-05-05 Texas Insturments Incorporated Class D analog-to-digital converter
US7667632B2 (en) * 2007-06-15 2010-02-23 Micron Technology, Inc. Quantizing circuits for semiconductor devices
US7952508B2 (en) * 2009-09-02 2011-05-31 Conexant Systems, Inc. Noise-shaped scrambler for reduced out-of-band common-mode interference
EP2299577B1 (en) 2009-09-18 2012-08-01 DET International Holding Limited Digital slope compensation for current mode control
JP5212336B2 (ja) * 2009-10-29 2013-06-19 セイコーエプソン株式会社 液体噴射装置、液体噴射型印刷装置および液体噴射装置の駆動方法
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US8692700B2 (en) * 2012-05-02 2014-04-08 Honeywell International Inc. Sigma-delta digital-to-analog converter
US9048863B2 (en) * 2013-03-12 2015-06-02 Microchip Technology Incorporated Pulse density digital-to-analog converter with slope compensation function

Also Published As

Publication number Publication date
JP2017535199A (ja) 2017-11-24
CN107078725A (zh) 2017-08-18
EP3219009A1 (en) 2017-09-20
WO2016077192A1 (en) 2016-05-19
TW201633707A (zh) 2016-09-16
US20160134295A1 (en) 2016-05-12
US9356613B1 (en) 2016-05-31
CN107078725B (zh) 2021-02-26

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PA0105 International application

Patent event date: 20170331

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination