TW201633707A - 利用三角波產生之脈衝密度調變之數位／類比轉換器 - Google Patents

利用三角波產生之脈衝密度調變之數位／類比轉換器 Download PDF

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Publication number
TW201633707A
TW201633707A TW104137234A TW104137234A TW201633707A TW 201633707 A TW201633707 A TW 201633707A TW 104137234 A TW104137234 A TW 104137234A TW 104137234 A TW104137234 A TW 104137234A TW 201633707 A TW201633707 A TW 201633707A
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TW
Taiwan
Prior art keywords
pdm
slope
dac
value
output
Prior art date
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TW104137234A
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English (en)
Chinese (zh)
Inventor
布萊恩 克里斯
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微晶片科技公司
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Application filed by 微晶片科技公司 filed Critical 微晶片科技公司
Publication of TW201633707A publication Critical patent/TW201633707A/zh

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    • 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
    • H03M1/66—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
    • 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)
TW104137234A 2014-11-11 2015-11-11 利用三角波產生之脈衝密度調變之數位／類比轉換器 TW201633707A (zh)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
TW201633707A true TW201633707A (zh) 2016-09-16

Family

ID=54602049

Family Applications (1)

Application Number Title Priority Date Filing Date
TW104137234A TW201633707A (zh) 2014-11-11 2015-11-11 利用三角波產生之脈衝密度調變之數位／類比轉換器

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=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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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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
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

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Publication number Priority date Publication date Assignee Title
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
CN113131900A (zh) * 2019-12-30 2021-07-16 新唐科技股份有限公司 波形产生器及波形产生方法
CN113131900B (zh) * 2019-12-30 2023-07-25 新唐科技股份有限公司 波形产生器及波形产生方法
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

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
US20160134295A1 (en) 2016-05-12
KR20170084018A (ko) 2017-07-19
US9356613B1 (en) 2016-05-31
CN107078725B (zh) 2021-02-26

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