TWI599178B - 高解析度之脈衝寬度調變器 - Google Patents
高解析度之脈衝寬度調變器 Download PDFInfo
- Publication number
- TWI599178B TWI599178B TW102106474A TW102106474A TWI599178B TW I599178 B TWI599178 B TW I599178B TW 102106474 A TW102106474 A TW 102106474A TW 102106474 A TW102106474 A TW 102106474A TW I599178 B TWI599178 B TW I599178B
- Authority
- TW
- Taiwan
- Prior art keywords
- signal
- output
- nco
- pulse width
- input
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 19
- 230000001788 irregular Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000003786 synthesis reaction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003079 width control Methods 0.000 description 3
- 238000012935 Averaging Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000009974 thixotropic effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4902—Pulse width modulation; Pulse position modulation
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Dc-Dc Converters (AREA)
- Dc Digital Transmission (AREA)
- Pulse Circuits (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261602528P | 2012-02-23 | 2012-02-23 | |
| US13/773,177 US8873616B2 (en) | 2012-02-23 | 2013-02-21 | High resolution pulse width modulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201342808A TW201342808A (zh) | 2013-10-16 |
| TWI599178B true TWI599178B (zh) | 2017-09-11 |
Family
ID=49002843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW102106474A TWI599178B (zh) | 2012-02-23 | 2013-02-23 | 高解析度之脈衝寬度調變器 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US8873616B2 (enExample) |
| EP (1) | EP2817885B1 (enExample) |
| JP (1) | JP6118827B2 (enExample) |
| KR (1) | KR101991886B1 (enExample) |
| CN (1) | CN104205634B (enExample) |
| ES (1) | ES2563854T3 (enExample) |
| TW (1) | TWI599178B (enExample) |
| WO (1) | WO2013126626A2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9287884B2 (en) * | 2013-02-21 | 2016-03-15 | Microchip Technology Incorporated | Enhanced numerical controlled oscillator |
| US9363069B2 (en) | 2014-05-14 | 2016-06-07 | Novatek Microelectronics Corp. | Clock generating device and related synchronization method |
| WO2017075568A1 (en) * | 2015-10-29 | 2017-05-04 | Witricity Corporation | Controllers for wireless power systems |
| US11595027B2 (en) | 2021-03-01 | 2023-02-28 | Nxp Usa, Inc. | High frequency pulse width modulation shaping |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2661222B2 (ja) * | 1988-12-19 | 1997-10-08 | 日本電気株式会社 | パルス出力装置 |
| US5144265A (en) * | 1990-07-19 | 1992-09-01 | Borg-Warner Automotive, Inc. | Pulse width modulation technique |
| JP3462786B2 (ja) * | 1999-03-30 | 2003-11-05 | 三洋電機株式会社 | デジタル復調装置 |
| JP3472527B2 (ja) * | 2000-05-16 | 2003-12-02 | 松下電器産業株式会社 | 論理回路モジュール及びこれを用いた半導体集積回路の設計方法並びに半導体集積回路 |
| US6606044B2 (en) * | 2002-01-02 | 2003-08-12 | Motorola, Inc. | Method and apparatus for generating a pulse width modulated signal |
| US6833691B2 (en) * | 2002-11-19 | 2004-12-21 | Power-One Limited | System and method for providing digital pulse width modulation |
| AU2003291888A1 (en) * | 2002-12-13 | 2004-07-09 | Yan-Fei Liu | Digital programmable pulse modulator with digital frequency control |
| WO2005041393A2 (en) * | 2003-10-24 | 2005-05-06 | Pf1, Inc. | Method and system for power factor correction |
| DE10355320B3 (de) * | 2003-11-27 | 2005-04-14 | Infineon Technologies Ag | Hochauflösender digitaler Pulsweitenmodulator und Verfahren zum Erzeugen eines hochaufgelösten pulsweitenmodulierten Signals |
| US7495565B2 (en) * | 2004-05-11 | 2009-02-24 | Sensomatic Electronics Corporation | Methods and apparatus for arbitrary antenna phasing in an electronic article surveillance system |
| US7466753B2 (en) * | 2004-12-01 | 2008-12-16 | Microchip Technology Incorporated | Microcontroller having a digital to frequency converter and/or a pulse frequency modulator |
| US7288977B2 (en) | 2005-01-21 | 2007-10-30 | Freescale Semiconductor, Inc. | High resolution pulse width modulator |
| US7327300B1 (en) * | 2005-08-25 | 2008-02-05 | Stmicroelectronics Pvt. Ltd. | System and method for generating a pulse width modulated signal having variable duty cycle resolution |
| US7378822B2 (en) * | 2005-11-17 | 2008-05-27 | Linear Technology Corporation | Switching regulator slope compensation generator circuit |
| US7459951B2 (en) | 2006-02-22 | 2008-12-02 | Exar Corporation | Self-calibrating digital pulse-width modulator (DPWM) |
| US7570037B2 (en) * | 2006-11-17 | 2009-08-04 | Virginia Tech Intellectual Properties, Inc. | Hybrid control methods for digital pulse width modulator (DPWM) |
| US7714626B2 (en) * | 2007-06-28 | 2010-05-11 | Microchip Technology Incorporated | System, method and apparatus having improved pulse width modulation frequency resolution |
| JP5165463B2 (ja) * | 2008-05-28 | 2013-03-21 | ルネサスエレクトロニクス株式会社 | Ｐｗｍ制御装置及びパルス波形制御方法 |
| US8120401B2 (en) | 2008-11-21 | 2012-02-21 | L&L Engineering Llc | Methods and systems for digital pulse width modulator |
| US8698414B2 (en) * | 2009-04-13 | 2014-04-15 | Microchip Technology Incorporated | High resolution pulse width modulation (PWM) frequency control using a tunable oscillator |
| US8169245B2 (en) * | 2010-02-10 | 2012-05-01 | Freescale Semiconductor, Inc. | Duty transition control in pulse width modulation signaling |
| US9002488B2 (en) * | 2010-02-22 | 2015-04-07 | Cypress Semiconductor Corporation | Clock synthesis systems, circuits and methods |
| JP2012094934A (ja) * | 2010-10-22 | 2012-05-17 | Sharp Corp | パルス幅変調装置 |
| US8558497B2 (en) * | 2011-07-15 | 2013-10-15 | Cypress Semiconductor Corporation | Reduced electromagnetic interference for pulse-width modulation |
-
2013
- 2013-02-21 US US13/773,177 patent/US8873616B2/en active Active
- 2013-02-22 EP EP13707260.9A patent/EP2817885B1/en active Active
- 2013-02-22 WO PCT/US2013/027216 patent/WO2013126626A2/en not_active Ceased
- 2013-02-22 CN CN201380015649.4A patent/CN104205634B/zh active Active
- 2013-02-22 ES ES13707260.9T patent/ES2563854T3/es active Active
- 2013-02-22 JP JP2014558840A patent/JP6118827B2/ja active Active
- 2013-02-22 KR KR1020147026391A patent/KR101991886B1/ko not_active Expired - Fee Related
- 2013-02-23 TW TW102106474A patent/TWI599178B/zh active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
|---|---|
| JP2015515769A (ja) | 2015-05-28 |
| TW201342808A (zh) | 2013-10-16 |
| CN104205634A (zh) | 2014-12-10 |
| KR20140135776A (ko) | 2014-11-26 |
| JP6118827B2 (ja) | 2017-04-19 |
| EP2817885A2 (en) | 2014-12-31 |
| EP2817885B1 (en) | 2016-01-13 |
| US20130223508A1 (en) | 2013-08-29 |
| ES2563854T3 (es) | 2016-03-16 |
| KR101991886B1 (ko) | 2019-06-21 |
| US8873616B2 (en) | 2014-10-28 |
| WO2013126626A2 (en) | 2013-08-29 |
| CN104205634B (zh) | 2017-03-29 |
| WO2013126626A3 (en) | 2014-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI599178B (zh) | 高解析度之脈衝寬度調變器 | |
| US11347256B2 (en) | Apparatus and methods for reducing clock-ungating induced voltage droop | |
| US7921318B2 (en) | Techniques for integrated circuit clock management using pulse skipping | |
| JP2009528015A (ja) | 自己補正式デジタル・パルス幅変調器（ｄｐｗｍ） | |
| US8432208B2 (en) | Maintaining pulse width modulation data-set coherency | |
| US7737752B2 (en) | Techniques for integrated circuit clock management | |
| US7330078B1 (en) | Apparatus and method for limiting the overshoot and undershoot when turning on the spread spectrum of a reference signal | |
| US7881422B1 (en) | Circuits and methods for dividing frequency by an odd value | |
| US8014485B2 (en) | Techniques for integrated circuit clock management using multiple clock generators | |
| TWI618360B (zh) | 增強之數値控制振盪器 | |
| EP2777156B1 (en) | Oscillator based frequency locked loop | |
| JP2007200293A (ja) | 情報処理システムにおいてデジタル信号をｘ．５で除算するための方法及び装置 | |
| JP2012147568A (ja) | モータ速度制御回路 | |
| US10359829B2 (en) | Semiconductor device for generating a clock by partially enabling or disabling a source clock signal | |
| US9391614B2 (en) | Clock state control for power saving in an integrated circuit | |
| JP2013211682A (ja) | パルス信号生成回路、パルス信号生成方法 | |
| CN101557165B (zh) | 电源转换装置及电源转换方法 |