BE645303A - - Google Patents
Info
- Publication number
- BE645303A BE645303A BE645303DA BE645303A BE 645303 A BE645303 A BE 645303A BE 645303D A BE645303D A BE 645303DA BE 645303 A BE645303 A BE 645303A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
- G06G7/161—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division with pulse modulation, e.g. modulation of amplitude, width, frequency, phase or form
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
- H02P5/50—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing electrical values representing the speeds
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- Control Of Velocity Or Acceleration (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US266544A US3343086A (en) | 1963-03-20 | 1963-03-20 | Capacitive signal comparison circuit |
| US284866A US3354390A (en) | 1963-03-20 | 1963-06-03 | Signal comparator using capacitor charge and discharge rates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE645303A true BE645303A (it) | 1964-09-17 |
Family
ID=26951913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE645303D BE645303A (it) | 1963-03-20 | 1964-03-17 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3354390A (it) |
| AT (1) | AT251321B (it) |
| BE (1) | BE645303A (it) |
| CH (1) | CH429247A (it) |
| DE (1) | DE1448891A1 (it) |
| ES (1) | ES297759A1 (it) |
| GB (1) | GB1049802A (it) |
| LU (1) | LU45684A1 (it) |
| NL (2) | NL6403010A (it) |
| SE (1) | SE304702B (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3441825A (en) * | 1965-11-29 | 1969-04-29 | Gen Electric | Selected gain control system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2977536A (en) * | 1958-04-28 | 1961-03-28 | Baird Atomic Inc | Measuring apparatus for counting rate ratios |
| US2999968A (en) * | 1959-10-19 | 1961-09-12 | Sperry Rand Corp Ford Instr Co | Switching circuit for nonlinear servo integral compensation |
-
0
- NL NL122787D patent/NL122787C/xx active
-
1963
- 1963-06-03 US US284866A patent/US3354390A/en not_active Expired - Lifetime
-
1964
- 1964-03-02 AT AT176964A patent/AT251321B/de active
- 1964-03-05 GB GB9378/64A patent/GB1049802A/en not_active Expired
- 1964-03-05 DE DE19641448891 patent/DE1448891A1/de active Pending
- 1964-03-17 BE BE645303D patent/BE645303A/xx unknown
- 1964-03-17 LU LU45684D patent/LU45684A1/xx unknown
- 1964-03-18 ES ES297759A patent/ES297759A1/es not_active Expired
- 1964-03-19 CH CH355164A patent/CH429247A/de unknown
- 1964-03-19 SE SE3417/64A patent/SE304702B/xx unknown
- 1964-03-20 NL NL6403010A patent/NL6403010A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1049802A (en) | 1966-11-30 |
| LU45684A1 (it) | 1964-09-17 |
| NL6403010A (it) | 1964-09-21 |
| NL122787C (it) | |
| AT251321B (de) | 1966-12-27 |
| DE1448891A1 (de) | 1969-11-20 |
| ES297759A1 (es) | 1964-09-01 |
| US3354390A (en) | 1967-11-21 |
| CH429247A (de) | 1967-01-31 |
| SE304702B (it) | 1968-09-30 |