SG67377A1 - A method & apparatus for detecting back electromotive force - Google Patents
A method & apparatus for detecting back electromotive forceInfo
- Publication number
- SG67377A1 SG67377A1 SG1997000672A SG1997000672A SG67377A1 SG 67377 A1 SG67377 A1 SG 67377A1 SG 1997000672 A SG1997000672 A SG 1997000672A SG 1997000672 A SG1997000672 A SG 1997000672A SG 67377 A1 SG67377 A1 SG 67377A1
- Authority
- SG
- Singapore
- Prior art keywords
- electromotive force
- back electromotive
- detecting back
- detecting
- force
- Prior art date
Links
Classifications
-
- 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
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/14—Electronic commutators
- H02P6/16—Circuit arrangements for detecting position
- H02P6/18—Circuit arrangements for detecting position without separate position detecting elements
- H02P6/182—Circuit arrangements for detecting position without separate position detecting elements using back-emf in windings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SG1997000672A SG67377A1 (en) | 1997-03-06 | 1997-03-06 | A method & apparatus for detecting back electromotive force |
PCT/SG1997/000053 WO1998039839A1 (en) | 1997-03-06 | 1997-10-08 | A method and apparatus for detecting back electromotive force |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SG1997000672A SG67377A1 (en) | 1997-03-06 | 1997-03-06 | A method & apparatus for detecting back electromotive force |
Publications (1)
Publication Number | Publication Date |
---|---|
SG67377A1 true SG67377A1 (en) | 1999-09-21 |
Family
ID=20429600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG1997000672A SG67377A1 (en) | 1997-03-06 | 1997-03-06 | A method & apparatus for detecting back electromotive force |
Country Status (2)
Country | Link |
---|---|
SG (1) | SG67377A1 (en) |
WO (1) | WO1998039839A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6252362B1 (en) * | 1999-11-23 | 2001-06-26 | Texas Instruments Incorporated | Method and apparatus for synchronizing PWM sinusoidal drive to a DC motor |
EP1267479A1 (en) * | 2001-06-15 | 2002-12-18 | Saia-Burgess Murten AG | DC brushless motor, method of starting and use thereof |
US8796973B2 (en) * | 2012-03-26 | 2014-08-05 | Hella Corporate Center Usa, Inc. | Filter apparatus and method for brushless DC motors |
CN116054679B (en) * | 2021-10-28 | 2024-05-07 | 武汉市聚芯微电子有限责任公司 | Linear motor control method and device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5223771A (en) * | 1991-06-17 | 1993-06-29 | Western Digital (Singapore) Pte., Ltd. | Polyphase brushless DC Motor control |
FR2692417B1 (en) * | 1992-06-12 | 1995-07-28 | Sextant Avionique | SYNCHRONOUS MOTOR CONTROL SYSTEM WITH MAGNET ROTOR. |
EP0602977B1 (en) * | 1992-12-17 | 1998-07-15 | STMicroelectronics, Inc. | Method and apparatus for operating polyphase DC motors using a PWM chopping signal in zero crossing determination |
US5869944A (en) * | 1995-02-16 | 1999-02-09 | Sony Corporation | Motor driving apparatus |
-
1997
- 1997-03-06 SG SG1997000672A patent/SG67377A1/en unknown
- 1997-10-08 WO PCT/SG1997/000053 patent/WO1998039839A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO1998039839A1 (en) | 1998-09-11 |
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