TW337624B - A pulse width modulation circuit - Google Patents
A pulse width modulation circuitInfo
- Publication number
- TW337624B TW337624B TW083104225A TW83104225A TW337624B TW 337624 B TW337624 B TW 337624B TW 083104225 A TW083104225 A TW 083104225A TW 83104225 A TW83104225 A TW 83104225A TW 337624 B TW337624 B TW 337624B
- Authority
- TW
- Taiwan
- Prior art keywords
- circuit
- aforementioned
- pulse width
- width modulation
- modulation circuit
- Prior art date
Links
- 230000000052 comparative effect Effects 0.000 abstract 4
- 230000010355 oscillation Effects 0.000 abstract 2
- 230000010354 integration Effects 0.000 abstract 1
Landscapes
- Amplifiers (AREA)
- Amplitude Modulation (AREA)
Abstract
A pulse width modulation circuit comprising: 1 input terminal, and the integral circuit for integration of the input signals fed to the aforementioned input terminal by time, and the comparative circuit available at the output side of the integral circuit with input signals and first critical value and the second critical value, and the counter feeder for introduction of the output of the aforementioned comparative circuit into the input of the aforementioned integral circuit; and oscillation modulation circuit available in the loop containing the aforementioned integral circuit and the aforementioned comparative circuit for oscillation modulation making the output of the aforementioned comparative circuit be frequency modulation.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10400793 | 1993-04-30 | ||
| JP06047453A JP3124179B2 (en) | 1993-03-17 | 1994-03-17 | Pulse width modulation circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW337624B true TW337624B (en) | 1998-08-01 |
Family
ID=26387625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW083104225A TW337624B (en) | 1993-04-30 | 1994-05-10 | A pulse width modulation circuit |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR100190255B1 (en) |
| CN (1) | CN1062694C (en) |
| TW (1) | TW337624B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI415377B (en) * | 2009-04-28 | 2013-11-11 | Amtek Semiconductor Co Ltd | Control chip for driving a motor and esd circuit structure thereof and computer device having this control chip |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1060603C (en) * | 1995-09-14 | 2001-01-10 | 明碁电脑股份有限公司 | A monostable signal generating device |
| CN104604127B (en) * | 2012-09-04 | 2017-05-31 | 康塔普罗纳特有限公司 | Sine‑Cosine Modulator |
| US10075180B2 (en) * | 2017-01-20 | 2018-09-11 | Mediatek Inc. | Circuits and methods for inter-symbol interference compensation |
| JP6819527B2 (en) * | 2017-09-22 | 2021-01-27 | ブラザー工業株式会社 | Detection device and machine tool |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1283166C (en) * | 1985-11-19 | 1991-04-16 | Gregory Alan Peterson | Flyback power supply |
| CN1022154C (en) * | 1990-08-15 | 1993-09-15 | 浙江大学 | A Sine Pulse Width Modulation Control Circuit |
-
1994
- 1994-04-29 CN CN94104906A patent/CN1062694C/en not_active Expired - Fee Related
- 1994-04-29 KR KR1019940009256A patent/KR100190255B1/en not_active Expired - Fee Related
- 1994-05-10 TW TW083104225A patent/TW337624B/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI415377B (en) * | 2009-04-28 | 2013-11-11 | Amtek Semiconductor Co Ltd | Control chip for driving a motor and esd circuit structure thereof and computer device having this control chip |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100190255B1 (en) | 1999-06-01 |
| CN1099202A (en) | 1995-02-22 |
| CN1062694C (en) | 2001-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |