KR900702653A - 변환회로 - Google Patents
변환회로Info
- Publication number
- KR900702653A KR900702653A KR1019900700588A KR900700588A KR900702653A KR 900702653 A KR900702653 A KR 900702653A KR 1019900700588 A KR1019900700588 A KR 1019900700588A KR 900700588 A KR900700588 A KR 900700588A KR 900702653 A KR900702653 A KR 900702653A
- Authority
- KR
- South Korea
- Prior art keywords
- operational amplifier
- voltage
- inverting input
- output
- conversion circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/01—Shaping pulses
- H03K5/08—Shaping pulses by limiting; by thresholding; by slicing, i.e. combined limiting and thresholding
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K12/00—Producing pulses by distorting or combining sinusoidal waveforms
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/01—Shaping pulses
- H03K5/08—Shaping pulses by limiting; by thresholding; by slicing, i.e. combined limiting and thresholding
- H03K5/082—Shaping pulses by limiting; by thresholding; by slicing, i.e. combined limiting and thresholding with an adaptive threshold
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Measuring Magnetic Variables (AREA)
- Measurement Of Current Or Voltage (AREA)
- Amplifiers (AREA)
- Details Of Television Scanning (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 자계에 의존하는 센서에서 발생되는, DC오프셋을 가지는 사인파 교류전압을 구형파 전압으로 변환하는 회로도, 제2도는 제1도에 따른 회로의 여러점에서의 파형도, 제3도는 제1도에 따른 회로의 언더슈트 및 오보슈트를 나타낸 파형도.
Claims (4)
- 2개의 연산 증폭기로 DC 오프셋을 가진 사인파 교류전압을 구형파 전압으로 변환하는 회로에 있어서, a) DC 오프셋을 가지는 사인파 교류전압(E)이 증폭기로 형성된 제1연산증폭기(OP1)의 비 반전입력 및 비교기로 형성된 제2연산 증폭기(OP2)의 반전입력에 직접 공급되며, b) 출력(A)과 반전입력사이의 제1저항(R1), 기준전위(접지)에 접속된 콘덴서(C1)와 제2저항(R2)으로 이루어져 반전입력에 접속된 직렬회로 및 제2저항(R2)과 콘덴서(C1)의 접속점(C)에 그리고 출력(A)에 반대방향으로 병렬접속된 2개의 다이오드(D1,D2)로 구성된 피드백 회로에 의해 제1연산증폭기(OP1)의 이득이 세팅되고, c)제1연산 증폭기(OP1)의 출력(A)이 제2연산증폭기 (OP2)의 비 반전입력과 갈바닉 접속되는 것을 특징으로 하는 변환회로.
- 제1항에 있어서, 제1연산증폭기(OP1)의 교류전압이득이 분압기저항(R1,R2)의 수에 의해, 그 출력(A)에서의 교류전압진폭이 다이오드(D1,D2)의 온상태 전압의 합계와 거의 동일하거나 작도록 세팅되는 것을 특징으로 하는 변환회로.
- 제1항에 있어서, 교류전압은 회전하는 자극쌍에 의해 정적자계를 검출하는 센서(S1,S2)에서 발생되고, 발생된 교류전압은 DC 오프셋 전압보다 작은 값의 일정한 최대 진폭을 가지는 것을 특징으로 하는 변환회로.
- 제3항에 있어서, 제2연산증폭기(OP2)의 출력에서 구형파 전압이 발생되고, 그 최후상태는 자극운동의 정지시에도 콘덴서 C1와 접속된 저항의 시상수로부터 정해지는 시간동안 계속 유지되는 것을 특징으로 하는 변환 회로.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP3824557.4 | 1988-07-20 | ||
DE3824557A DE3824557A1 (de) | 1988-07-20 | 1988-07-20 | Schaltung zur umwandlung |
DE3824557.4 | 1988-07-20 | ||
DEPEP89/00800 | 1989-07-11 | ||
PCT/EP1989/000800 WO1990001233A1 (de) | 1988-07-20 | 1989-07-11 | Schaltung zur umwandlung |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900702653A true KR900702653A (ko) | 1990-12-08 |
KR0182252B1 KR0182252B1 (ko) | 1999-04-15 |
Family
ID=6359096
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900700588A KR0182252B1 (ko) | 1988-07-20 | 1989-07-11 | 변환회로 |
Country Status (14)
Country | Link |
---|---|
US (1) | US5315260A (ko) |
EP (2) | EP0430959A1 (ko) |
JP (1) | JP3031932B2 (ko) |
KR (1) | KR0182252B1 (ko) |
CN (1) | CN1016922B (ko) |
AT (1) | ATE77183T1 (ko) |
AU (1) | AU3962589A (ko) |
DE (2) | DE3824557A1 (ko) |
ES (1) | ES2033491T3 (ko) |
GR (1) | GR3005659T3 (ko) |
HK (1) | HK9396A (ko) |
HU (1) | HU206571B (ko) |
MY (1) | MY104133A (ko) |
WO (1) | WO1990001233A1 (ko) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4303209C2 (de) * | 1993-02-04 | 1994-11-10 | Bosch Gmbh Robert | Einrichtung zur Signalformung und zur Bezugsmarkenerkennung |
US5450029A (en) * | 1993-06-25 | 1995-09-12 | At&T Corp. | Circuit for estimating a peak or RMS value of a sinusoidal voltage waveform |
DE4333465A1 (de) * | 1993-09-30 | 1995-04-06 | Thomson Brandt Gmbh | Schaltung zur Steuerung mit mehreren Sensoren |
JP2982638B2 (ja) * | 1995-01-19 | 1999-11-29 | 株式会社デンソー | 変位検出装置 |
US5661423A (en) * | 1995-12-14 | 1997-08-26 | Lucent Technologies Inc. | High speed comparator circuits with offset voltage compensation |
DE19653189C2 (de) * | 1996-12-19 | 1999-04-15 | Sgs Thomson Microelectronics | Analogsignal-Rechtecksignal-Umformvorrichtung mit Offset-Kompensation |
JP3581002B2 (ja) * | 1998-01-22 | 2004-10-27 | ローム株式会社 | デューティー比制限機能付きパルス発生回路及びdc/dcコンバータ |
JP4392256B2 (ja) | 2004-02-05 | 2009-12-24 | 株式会社ルネサステクノロジ | 半導体集積回路装置及び非接触型icカード |
CN1848683B (zh) * | 2005-04-15 | 2010-05-05 | 鸿富锦精密工业(深圳)有限公司 | 三角波发生器及包含它的脉宽调制信号发生电路 |
CN101427452B (zh) * | 2006-04-25 | 2012-10-03 | 皇家飞利浦电子股份有限公司 | 用于确定开关点的电力逆变器控制设备 |
KR20090009322A (ko) * | 2006-05-12 | 2009-01-22 | 엔엑스피 비 브이 | 전류 인터페이스 |
DE102006024699A1 (de) * | 2006-05-26 | 2007-11-29 | Rohde & Schwarz Gmbh & Co. Kg | Messvorrichtung mit gegengekoppelten Gleichspannungsverstärker |
DE102010040723B4 (de) * | 2010-09-14 | 2016-01-21 | Siemens Aktiengesellschaft | Bereitstellung eines Wechselsignals |
CN102739222A (zh) * | 2011-04-08 | 2012-10-17 | 神讯电脑(昆山)有限公司 | 电源开关电路 |
CN103715881A (zh) * | 2012-10-09 | 2014-04-09 | 中兴通讯股份有限公司 | 直流开关电源的输出方法及装置、控制电路 |
CN104682203B (zh) * | 2015-03-13 | 2017-05-10 | 温州大学城市学院 | 他激式电弧打火机点火电路 |
CN105391315A (zh) * | 2015-11-09 | 2016-03-09 | 上海芯哲微电子科技有限公司 | 一种可调式电源电路 |
KR20220000274A (ko) | 2020-06-25 | 2022-01-03 | 삼성전자주식회사 | 전압 파형 생성기, 웨이퍼 처리 장치 및 플라즈마 처리 장치 |
US11431325B1 (en) * | 2021-08-03 | 2022-08-30 | Crane Electronics, Inc. | Radiation tolerant voltage feedforward mode pulse-width modulator control |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2122967C3 (de) * | 1971-05-10 | 1975-10-09 | Carl Schenck Ag, 6100 Darmstadt | Verfahren und Einrichtung zum Erzeugen und Weitergeben elektrischer Bezugsimpulse |
US3836791A (en) * | 1973-07-13 | 1974-09-17 | Us Navy | Presettable single-input voltage-time integrator |
JPS5761330A (en) * | 1980-09-30 | 1982-04-13 | Toshiba Corp | Wave-form conversion circuit |
EP0057766A3 (en) * | 1981-02-07 | 1984-07-18 | Hitachi, Ltd. | Magnetoelectrical transducer |
DE3207144A1 (de) * | 1982-02-27 | 1983-09-15 | Robert Bosch Gmbh, 7000 Stuttgart | Triggerschaltung |
JPS595962A (ja) * | 1982-07-03 | 1984-01-12 | Nippon Denso Co Ltd | 自動車用速度検出装置 |
JPS59193617A (ja) * | 1983-04-15 | 1984-11-02 | Matsushita Electric Works Ltd | デジタル信号受信回路 |
GB2139027A (en) * | 1983-04-29 | 1984-10-31 | Philips Electronic Associated | Waveform converter circuit |
JPS6091718A (ja) * | 1983-10-26 | 1985-05-23 | Toshiba Corp | 波形整形回路 |
DE3433777A1 (de) * | 1984-09-14 | 1986-03-27 | Robert Bosch Gmbh, 7000 Stuttgart | Impulsformer fuer induktive geber |
DE3706306A1 (de) * | 1987-02-27 | 1988-09-08 | Standard Elektrik Lorenz Ag | Schaltung zur gewinnung eines temperaturunabhaengigen rechtecksignals aus einem messsignal |
DE3708210A1 (de) * | 1987-03-13 | 1988-09-22 | Bosch Gmbh Robert | Schaltungsanordnung zur auswertung der signale eines induktiven messwertaufnehmers |
DE3710871A1 (de) * | 1987-04-01 | 1988-10-20 | Standard Elektrik Lorenz Ag | Schaltung zur formung einer messsignalspannung in ein rechtecksignal |
IT1223866B (it) * | 1988-10-25 | 1990-09-29 | Marelli Autronica | Circuito per il trattamento del segnale generato da un sensore elettromagnetico di rotazione a riluttanza variabile |
-
1988
- 1988-07-20 DE DE3824557A patent/DE3824557A1/de not_active Withdrawn
-
1989
- 1989-07-11 JP JP1507618A patent/JP3031932B2/ja not_active Expired - Lifetime
- 1989-07-11 ES ES198989112696T patent/ES2033491T3/es not_active Expired - Lifetime
- 1989-07-11 WO PCT/EP1989/000800 patent/WO1990001233A1/de not_active Application Discontinuation
- 1989-07-11 DE DE8989112696T patent/DE58901625D1/de not_active Expired - Lifetime
- 1989-07-11 AT AT89112696T patent/ATE77183T1/de active
- 1989-07-11 EP EP89907752A patent/EP0430959A1/de active Pending
- 1989-07-11 KR KR1019900700588A patent/KR0182252B1/ko not_active IP Right Cessation
- 1989-07-11 EP EP89112696A patent/EP0351697B1/de not_active Expired - Lifetime
- 1989-07-11 AU AU39625/89A patent/AU3962589A/en not_active Abandoned
- 1989-07-11 HU HU894121A patent/HU206571B/hu not_active IP Right Cessation
- 1989-07-19 MY MYPI89000978A patent/MY104133A/en unknown
- 1989-07-19 CN CN89104894A patent/CN1016922B/zh not_active Expired
-
1991
- 1991-01-18 US US07/642,964 patent/US5315260A/en not_active Expired - Lifetime
-
1992
- 1992-09-10 GR GR920401979T patent/GR3005659T3/el unknown
-
1996
- 1996-01-18 HK HK9396A patent/HK9396A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1990001233A1 (de) | 1990-02-08 |
DE58901625D1 (de) | 1992-07-16 |
HU206571B (en) | 1992-11-30 |
EP0430959A1 (de) | 1991-06-12 |
AU3962589A (en) | 1990-02-19 |
US5315260A (en) | 1994-05-24 |
JPH03506107A (ja) | 1991-12-26 |
ES2033491T3 (es) | 1993-03-16 |
JP3031932B2 (ja) | 2000-04-10 |
HK9396A (en) | 1996-01-26 |
EP0351697A1 (de) | 1990-01-24 |
DE3824557A1 (de) | 1990-01-25 |
KR0182252B1 (ko) | 1999-04-15 |
ATE77183T1 (de) | 1992-06-15 |
HUT55176A (en) | 1991-04-29 |
MY104133A (en) | 1994-02-28 |
EP0351697B1 (de) | 1992-06-10 |
CN1039938A (zh) | 1990-02-21 |
CN1016922B (zh) | 1992-06-03 |
HU894121D0 (en) | 1991-03-28 |
GR3005659T3 (ko) | 1993-06-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
AMND | Amendment | ||
E601 | Decision to refuse application | ||
J201 | Request for trial against refusal decision | ||
B701 | Decision to grant | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20091123 Year of fee payment: 12 |
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LAPS | Lapse due to unpaid annual fee |