DE3787762D1 - Komparator mit einer Spannungsdrift-Kompensationsschaltung. - Google Patents
Komparator mit einer Spannungsdrift-Kompensationsschaltung.Info
- Publication number
- DE3787762D1 DE3787762D1 DE87305083T DE3787762T DE3787762D1 DE 3787762 D1 DE3787762 D1 DE 3787762D1 DE 87305083 T DE87305083 T DE 87305083T DE 3787762 T DE3787762 T DE 3787762T DE 3787762 D1 DE3787762 D1 DE 3787762D1
- Authority
- DE
- Germany
- Prior art keywords
- comparator
- compensation circuit
- drift compensation
- voltage drift
- voltage
- 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.)
- Expired - Fee Related
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
- H03K5/153—Arrangements in which a pulse is delivered at the instant when a predetermined characteristic of an input signal is present or at a fixed time interval after this instant
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- H03F1/303—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters using a switching device
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/175—Indicating the instants of passage of current or voltage through a given value, e.g. passage through zero
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Nonlinear Science (AREA)
- Manipulation Of Pulses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61133790A JP2685050B2 (ja) | 1986-06-11 | 1986-06-11 | コンパレータ回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3787762D1 true DE3787762D1 (de) | 1993-11-18 |
DE3787762T2 DE3787762T2 (de) | 1994-02-03 |
Family
ID=15113072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE87305083T Expired - Fee Related DE3787762T2 (de) | 1986-06-11 | 1987-06-09 | Komparator mit einer Spannungsdrift-Kompensationsschaltung. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4827161A (de) |
EP (1) | EP0252609B1 (de) |
JP (1) | JP2685050B2 (de) |
KR (1) | KR900007375B1 (de) |
DE (1) | DE3787762T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2234069B (en) * | 1988-10-28 | 1992-08-12 | Motorola Inc | Sensor arrangement |
JP2760543B2 (ja) * | 1989-02-10 | 1998-06-04 | 株式会社東芝 | 多重帰還回路 |
US5276367A (en) * | 1990-05-14 | 1994-01-04 | Kabushiki Kaisha Komatsu Seisakusho | Offset drift reducing device for use in a differential amplification circuit |
US5262685A (en) * | 1991-10-16 | 1993-11-16 | Unitrode Corporation | High-speed, low power auto-zeroed sampling circuit |
EP0643484B1 (de) * | 1993-09-14 | 1998-08-26 | STMicroelectronics S.r.l. | Offset-Verminderung in einer Nulldetektorschaltung |
DE19653189C2 (de) * | 1996-12-19 | 1999-04-15 | Sgs Thomson Microelectronics | Analogsignal-Rechtecksignal-Umformvorrichtung mit Offset-Kompensation |
US6008685A (en) * | 1998-03-25 | 1999-12-28 | Mosaic Design Labs, Inc. | Solid state temperature measurement |
US6242974B1 (en) | 1998-03-25 | 2001-06-05 | Micrel,Inc | Self-calibrating operational amplifier |
DE19844663C2 (de) | 1998-09-29 | 2000-09-21 | Siemens Ag | Schaltungsanordnung und Verfahren zum Einstellen von Schaltpunkten eines Entscheiders |
DE10001849C2 (de) * | 2000-01-18 | 2003-11-27 | Siemens Ag | Vorrichtung und Verfahren zur Auswertung von offsetspannungsbehafteten digitalen Signalen |
US6201489B1 (en) | 2000-03-21 | 2001-03-13 | International Business Machines Corporation | Method and circuit for temporal cancellation of DC offset |
US7535265B2 (en) * | 2004-10-20 | 2009-05-19 | Semiconductor Components Industries, L.L.C. | High accuracy zero crossing detector and method therefor |
CN105510691A (zh) * | 2015-12-04 | 2016-04-20 | 重庆臻远电气有限公司 | 一种电网电压同步电路 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2044451A5 (de) * | 1969-05-21 | 1971-02-19 | Sercel Rech Const Elect | |
WO1980002347A1 (en) * | 1979-04-25 | 1980-10-30 | Fujitsu Ltd | Offset compensating circuit |
US4297642A (en) * | 1979-10-31 | 1981-10-27 | Bell Telephone Laboratories, Incorporated | Offset correction in operational amplifiers |
JPS57202117A (en) * | 1981-06-08 | 1982-12-10 | Nippon Denso Co Ltd | Chopper type mos comparator |
JPS60142610A (ja) * | 1983-12-28 | 1985-07-27 | Fujitsu Ltd | コンパレ−タ回路 |
JPS60173916A (ja) * | 1984-02-20 | 1985-09-07 | Nec Corp | スイッチド・キャパシタ・フィルタ |
GB2157108B (en) * | 1984-04-02 | 1988-07-27 | Gen Electric | Switched comparator circuits |
US4577159A (en) * | 1984-07-27 | 1986-03-18 | Hewlett-Packard Company | Low drift broadband amplifier |
-
1986
- 1986-06-11 JP JP61133790A patent/JP2685050B2/ja not_active Expired - Fee Related
-
1987
- 1987-06-09 EP EP87305083A patent/EP0252609B1/de not_active Expired - Lifetime
- 1987-06-09 DE DE87305083T patent/DE3787762T2/de not_active Expired - Fee Related
- 1987-06-09 US US07/060,019 patent/US4827161A/en not_active Expired - Lifetime
- 1987-06-10 KR KR1019870005863A patent/KR900007375B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS62291217A (ja) | 1987-12-18 |
EP0252609B1 (de) | 1993-10-13 |
DE3787762T2 (de) | 1994-02-03 |
JP2685050B2 (ja) | 1997-12-03 |
EP0252609A3 (en) | 1988-12-21 |
EP0252609A2 (de) | 1988-01-13 |
KR900007375B1 (ko) | 1990-10-08 |
KR880000880A (ko) | 1988-03-30 |
US4827161A (en) | 1989-05-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |