DE4025378A1 - Programmierbarer rechteckgenerator - Google Patents

Programmierbarer rechteckgenerator

Info

Publication number
DE4025378A1
DE4025378A1 DE4025378A DE4025378A DE4025378A1 DE 4025378 A1 DE4025378 A1 DE 4025378A1 DE 4025378 A DE4025378 A DE 4025378A DE 4025378 A DE4025378 A DE 4025378A DE 4025378 A1 DE4025378 A1 DE 4025378A1
Authority
DE
Germany
Prior art keywords
counter
value
pulse width
pulse
output
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
DE4025378A
Other languages
German (de)
English (en)
Inventor
Dong-Soo Cho
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SK Hynix Inc
Original Assignee
Goldstar Electron Co Ltd
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
Application filed by Goldstar Electron Co Ltd filed Critical Goldstar Electron Co Ltd
Publication of DE4025378A1 publication Critical patent/DE4025378A1/de
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • H03K19/094—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors
    • H03K19/0944—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors using MOSFET or insulated gate field-effect transistors, i.e. IGFET
    • H03K19/0948—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors using MOSFET or insulated gate field-effect transistors, i.e. IGFET using CMOS or complementary insulated gate field-effect transistors
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/08—Clock generators with changeable or programmable clock frequency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • H03K19/094—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors
    • H03K19/096—Synchronous circuits, i.e. using clock signals
    • H03K19/0963—Synchronous circuits, i.e. using clock signals using transistors of complementary type
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/01—Details
    • H03K3/017—Adjustment of width or dutycycle of pulses
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/64—Generators producing trains of pulses, i.e. finite sequences of pulses
    • H03K3/72—Generators producing trains of pulses, i.e. finite sequences of pulses with means for varying repetition rate of trains

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Manipulation Of Pulses (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Pulse Circuits (AREA)
DE4025378A 1989-08-17 1990-08-10 Programmierbarer rechteckgenerator Ceased DE4025378A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890011701A KR930000965B1 (ko) 1989-08-17 1989-08-17 프로그래머블 구형파 발생기

Publications (1)

Publication Number Publication Date
DE4025378A1 true DE4025378A1 (de) 1991-02-21

Family

ID=19288997

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4025378A Ceased DE4025378A1 (de) 1989-08-17 1990-08-10 Programmierbarer rechteckgenerator
DE4026169A Ceased DE4026169A1 (de) 1989-08-17 1990-08-17 Programmierbarer rechteckgenerator

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE4026169A Ceased DE4026169A1 (de) 1989-08-17 1990-08-17 Programmierbarer rechteckgenerator

Country Status (5)

Country Link
JP (1) JPH03165620A (ko)
KR (1) KR930000965B1 (ko)
DE (2) DE4025378A1 (ko)
FR (1) FR2651049A1 (ko)
GB (1) GB2235103A (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19842141A1 (de) * 1998-09-15 2000-03-16 Wilo Gmbh Funktionen erzeugendes Ansteuerungsmodul für Leistungstransistoren

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3028841B2 (ja) * 1990-09-28 2000-04-04 株式会社東芝 Ｐｗｍ発生回路
DE4121736C1 (en) * 1991-07-01 1993-01-07 Telefunken Electronic Gmbh, 7100 Heilbronn, De Switching pulses generating circuitry e.g. for vertical deflection in TV receiver - has oscillator with capacitor controlled from current sources and connected via terminal to integrated circuit
DE4123388A1 (de) * 1991-07-15 1993-01-21 Thomson Brandt Gmbh Vorrichtung zur erzeugung von schwingungen und deren anwendung
JP3322893B2 (ja) * 1991-09-30 2002-09-09 エヌイーシーマイクロシステム株式会社 マイクロコンピュータ
GB2271232B (en) * 1992-10-03 1997-05-07 Motorola Inc Pulse generation/sensing arrangement for use in a microprocessor system
KR0147197B1 (ko) * 1995-05-22 1998-12-01 문정환 다수채널의 펄스폭 변조회로
JPH1155084A (ja) * 1997-07-29 1999-02-26 Matsushita Electric Works Ltd 出力遅延回路
DE10123742A1 (de) * 2001-05-16 2002-11-28 Siemens Ag Regelung und Fehlerkorrektur für Impulsausgabe
KR100424311B1 (ko) * 2001-12-17 2004-03-24 엘지전자 주식회사 구형파 발생기 및 그 발생방법
KR100752651B1 (ko) * 2006-01-16 2007-08-29 삼성전자주식회사 듀티 비를 이용하는 아날로그 레벨 미터 및 아날로그 신호레벨 측정 방법
FR2918227A1 (fr) * 2007-06-27 2009-01-02 Thomson Licensing Sas Procede de generation d'un signal analogique variable genere par un signal pwm et systeme generant un tel signal.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3805167A (en) * 1972-06-27 1974-04-16 Telex Corp Digital pulse generator with automatic duty cycle control
JPS5445558A (en) * 1977-09-17 1979-04-10 Citizen Watch Co Ltd Frequency adjusting set for oscillator
JPS5533344A (en) * 1978-08-31 1980-03-08 Toshiba Corp Pulse generating device
JPS5853229A (ja) * 1981-09-26 1983-03-29 Mitsubishi Electric Corp 可変デユ−テイ比パルス波形発生回路

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19842141A1 (de) * 1998-09-15 2000-03-16 Wilo Gmbh Funktionen erzeugendes Ansteuerungsmodul für Leistungstransistoren
US6327424B1 (en) 1998-09-15 2001-12-04 Wilo Gmbh Method of and circuit for operating a motor using power transistors

Also Published As

Publication number Publication date
GB2235103A (en) 1991-02-20
KR910005566A (ko) 1991-03-30
GB9018147D0 (en) 1990-10-03
FR2651049A1 (fr) 1991-02-22
JPH03165620A (ja) 1991-07-17
DE4026169A1 (de) 1991-04-04
KR930000965B1 (ko) 1993-02-11

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8131 Rejection