BE735406A - - Google Patents
Info
- Publication number
- BE735406A BE735406A BE735406DA BE735406A BE 735406 A BE735406 A BE 735406A BE 735406D A BE735406D A BE 735406DA BE 735406 A BE735406 A BE 735406A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/14—Control of position or direction using feedback using an analogue comparing device
- G05D3/1418—Control of position or direction using feedback using an analogue comparing device with ac amplifier chain
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/20—Control of position or direction using feedback using a digital comparing device
-
- 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
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/18—Controlling the angular speed together with angular position or phase
-
- 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
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/18—Controlling the angular speed together with angular position or phase
- H02P23/186—Controlling the angular speed together with angular position or phase of one shaft by controlling the prime mover
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Control Of Electric Motors In General (AREA)
- Control Of Velocity Or Acceleration (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US74355568A | 1968-07-09 | 1968-07-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE735406A true BE735406A (de) | 1969-12-01 |
Family
ID=24989236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE735406D BE735406A (de) | 1968-07-09 | 1969-06-30 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3579268A (de) |
| BE (1) | BE735406A (de) |
| DE (1) | DE1933189A1 (de) |
| FR (1) | FR2012539A1 (de) |
| GB (1) | GB1214416A (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3676660A (en) * | 1971-06-23 | 1972-07-11 | Hughes Aircraft Co | Vector half-angle computer |
| US3902116A (en) * | 1974-04-10 | 1975-08-26 | Ibm | Quadrature electronic tachometer |
| CA1089951A (en) * | 1977-05-09 | 1980-11-18 | Bipinchandra V. Gami | Electronic system for detecting direction of motion |
| JPS6039391A (ja) * | 1983-08-11 | 1985-03-01 | Ono Sokki Co Ltd | 永久磁石形同期モ−タ制御装置 |
| US5646496A (en) * | 1994-11-08 | 1997-07-08 | Dana Corporation | Apparatus and method for generating digital position signals for a rotatable shaft |
| US7330326B2 (en) * | 2004-03-09 | 2008-02-12 | Hewlett-Packard Development Company, L.P. | Recordable disk rotational speed error correction circuit |
| JP4294558B2 (ja) * | 2004-08-23 | 2009-07-15 | ソニー株式会社 | 角度検出信号処理装置 |
| US8932143B2 (en) | 2012-10-12 | 2015-01-13 | Mattel, Inc. | Control system for a child swing |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3028504A (en) * | 1958-04-15 | 1962-04-03 | Richard N Close | Feedback amplifier type detector circuit |
| US3241077A (en) * | 1961-07-06 | 1966-03-15 | North American Aviation Inc | Self-adaptive control system eliminating variable unwanted component |
| US3270189A (en) * | 1961-07-07 | 1966-08-30 | Herbert D Cook | Device for determining an angle from a set of orthogonal components |
| US3358129A (en) * | 1964-05-28 | 1967-12-12 | Raytheon Co | Electronic trigonometric multiplier |
| US3414823A (en) * | 1965-01-07 | 1968-12-03 | Honeywell Inc | Phase sensitive demodulator |
| US3411093A (en) * | 1965-09-02 | 1968-11-12 | Sperry Rand Corp | Frequency tracking circuits |
-
1968
- 1968-07-09 US US743555A patent/US3579268A/en not_active Expired - Lifetime
-
1969
- 1969-06-17 GB GB30538/69A patent/GB1214416A/en not_active Expired
- 1969-06-30 DE DE19691933189 patent/DE1933189A1/de active Pending
- 1969-06-30 BE BE735406D patent/BE735406A/xx unknown
- 1969-07-03 FR FR6922480A patent/FR2012539A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US3579268A (en) | 1971-05-18 |
| GB1214416A (en) | 1970-12-02 |
| DE1933189A1 (de) | 1970-01-22 |
| FR2012539A1 (de) | 1970-03-20 |