TW337624B - A pulse width modulation circuit - Google Patents

A pulse width modulation circuit

Info

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
Application number
TW083104225A
Other languages
Chinese (zh)
Inventor
Hiroyuki Haga
Nakaba Oosuga
Original Assignee
Toshiba Co Ltd
Toshiba Ave Kk
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
Priority claimed from JP06047453A external-priority patent/JP3124179B2/en
Application filed by Toshiba Co Ltd, Toshiba Ave Kk filed Critical Toshiba Co Ltd
Application granted granted Critical
Publication of TW337624B publication Critical patent/TW337624B/en

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  • 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.
TW083104225A 1993-04-30 1994-05-10 A pulse width modulation circuit TW337624B (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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