JPS5675722A - Comparator circuit - Google Patents
Comparator circuitInfo
- Publication number
- JPS5675722A JPS5675722A JP15527380A JP15527380A JPS5675722A JP S5675722 A JPS5675722 A JP S5675722A JP 15527380 A JP15527380 A JP 15527380A JP 15527380 A JP15527380 A JP 15527380A JP S5675722 A JPS5675722 A JP S5675722A
- Authority
- JP
- Japan
- Prior art keywords
- comparator circuit
- comparator
- circuit
- 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.)
- Pending
Links
Classifications
-
- 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
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
-
- 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
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
- H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
- H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
- H03K3/286—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator bistable
- H03K3/2893—Bistables with hysteresis, e.g. Schmitt trigger
- H03K3/2897—Bistables with hysteresis, e.g. Schmitt trigger with an input circuit of differential configuration
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manipulation Of Pulses (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792944657 DE2944657C2 (en) | 1979-11-06 | 1979-11-06 | Comparator circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5675722A true JPS5675722A (en) | 1981-06-23 |
Family
ID=6085196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15527380A Pending JPS5675722A (en) | 1979-11-06 | 1980-11-06 | Comparator circuit |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5675722A (en) |
| DE (1) | DE2944657C2 (en) |
| FR (1) | FR2468915A1 (en) |
| GB (1) | GB2062996A (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3146958C1 (en) * | 1981-11-26 | 1983-04-14 | Siemens AG, 1000 Berlin und 8000 München | Method for generating a reference voltage in a comparator |
| US4717838A (en) * | 1986-11-14 | 1988-01-05 | National Semiconductor Corporation | High input impedance, high gain CMOS strobed comparator |
| EP0288977A1 (en) * | 1987-04-28 | 1988-11-02 | Canon Kabushiki Kaisha | Current comparison circuit |
| DE4016316B4 (en) * | 1990-05-21 | 2004-02-12 | Robert Bosch Gmbh | Evaluation circuit for the signals of a signal source |
| JP2921968B2 (en) * | 1990-11-19 | 1999-07-19 | キヤノン株式会社 | Comparator |
| DE4121941C1 (en) * | 1991-07-03 | 1993-02-25 | Telefunken Electronic Gmbh, 7100 Heilbronn, De | Circuitry storing switching states in dependence on threshold values - has differential amplifier stage with two emitter-coupled transistors and current mirror as active load forming comparison stage |
| US5808489A (en) * | 1994-06-30 | 1998-09-15 | Harris Corporation | High speed A/D converter and slew controlled pulse detector |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3816761A (en) * | 1973-01-02 | 1974-06-11 | Rca Corp | Comparator circuitry |
| SE409511B (en) * | 1977-06-15 | 1979-08-20 | Svein Erik | VOLTAGE COMPARATOR |
| US4198581A (en) * | 1977-10-13 | 1980-04-15 | Rca Corporation | Temperature compensating comparator |
| JPS6025743B2 (en) * | 1977-12-28 | 1985-06-20 | ソニー株式会社 | current comparison circuit |
-
1979
- 1979-11-06 DE DE19792944657 patent/DE2944657C2/en not_active Expired
-
1980
- 1980-11-04 FR FR8023537A patent/FR2468915A1/en not_active Withdrawn
- 1980-11-06 GB GB8035731A patent/GB2062996A/en not_active Withdrawn
- 1980-11-06 JP JP15527380A patent/JPS5675722A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2944657C2 (en) | 1985-02-14 |
| GB2062996A (en) | 1981-05-28 |
| FR2468915A1 (en) | 1981-05-08 |
| DE2944657A1 (en) | 1981-06-04 |
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