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Direct current brushless motor and driving method therefor 원문보기

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • H01R-039/46
출원번호 US-0800154 (1997-02-13)
우선권정보 JP-0026396 (1996-02-14)
발명자 / 주소
  • Yoshida Makoto,JPX
출원인 / 주소
  • Matsushita Electric Industrial Co., Ltd., JPX
대리인 / 주소
    Panitch Schwarze Jacobs & Nadel, P.C.
인용정보 피인용 횟수 : 31  인용 특허 : 0

초록

A direct current brushless motor has a control unit (8) for controlling a commutation of current flowing in a stator winding (3), a duty ratio of an applied voltage to the stator winding (3), and a carrier period for the duty ratio. The control unit (8) switches over between a first operating mode a

대표청구항

[ I claim:] [1.] A direct current brushless motor comprising:a rotor having a permanent magnet,a stator winding arranged in interlinkage with a magnet field generated by said permanent magnet, anda control means for controlling a commutation of current flowing in said stator winding, a duty ratio of

이 특허를 인용한 특허 (31)

  1. Clark, Warren; Bell, Jr., Oliver A., AC drive system for electrically operated vehicle.
  2. Clark, Warren; Bell, Oliver A., AC drive system for electrically operated vehicle.
  3. Clark,Warren; Bell,Oliver A., AC drive system for electrically operated vehicle.
  4. Hazelton,Lawrence Dean, Brushless DC motor control.
  5. Tazawa, Toru; Narazaki, Kazushige; Iijima, Tomokuni; Matsushiro, Hideo; Saha, Subrata, Brushless motor control method and controller.
  6. Kitamine Yasukazu,JPX ; Kodama Satoru,JPX, Control device for brushless DC motor.
  7. Oh,Kwang Kyo; Hamaoka,Koji; Yoo,Han Joo; Park,Pyeong Ki; Bae,Hun Yub; Kim,Yun Jeong; Seo,Jeong Ho, Device and method for starting brushless direct current motor.
  8. Takeuchi, Kesatoshi; Suzuki, Takafumi, Drive control circuit for electric motor.
  9. Clark, Warren W.; Bell, Oliver A., Drive system for electrically operated vehicle.
  10. Reinhold Elferich DE, Electric drive system with an electronically commuted DC motor in order to reduce torque irregularities.
  11. Matsunaga, Yutaka; Yamamoto, Hirokatsu; Kusakawa, Takuya, Electric power tool, control unit and recording medium.
  12. Berroth, Hansj?rg; Hahn, Alexander; Heller, Frank; Jeske, Frank; Karwath, Arno; Kuner, Arnold; Schondelmaier, Hans-Dieter; Rappenecker, Hermann; Strasser, G?nther, Electronically commutated motor.
  13. Maslov, Boris A.; Yuan, Guohui, Fault-tolerant electric motor control system.
  14. Bell, Jr., Oliver A.; Clark, Warren W., Hill hold for an electric vehicle.
  15. Shinichi Miyazaki JP; Kunio Tabata JP; Akihito Uetake JP; Akihiko Ikegami JP; Osamu Shinkawa JP, Method and device for controlling position sensorless motor.
  16. Walters, James E.; Gunawan, Fani S.; Fattic, Gerald Thomas, Method and system for controlling an induction machine.
  17. Chanal,Pierre, Method and system for supplying electrical power to a supply bus for an electric vehicle, recording medium, and vehicle for this method.
  18. Berroth, Hansj?rg; Hahn, Alexander; Heller, Frank; Jeske, Frank; Karwath, Arno; Kuner, Arnold; Schondelmaier, Hans-Dieter; Rappenecker, Hermann; Strasser, G?nther, Method for commutating an electronically commutated DC motor, and motor for carrying out said method.
  19. Berroth, Hansjörg; Jeske, Frank; Kuner, Arnold; Schondelmaier, Hans-Dieter, Method for controlling the commutation of an electronically commutated motor.
  20. Berroth, Hansj?rg; Hahn, Alexander; Heller, Frank; Jeske, Frank; Karwath, Arno; Kuner, Arnold; Schondelmaier, Hans-Dieter; Rappenecker, Hermann; Strasser, G?nther, Method for limiting the current in an electric motor, and a motor for carrying out one such method.
  21. Schumachers, Martin; Jansen, Mario; Mertens, Joachim, Method for starting a drive motor of an auxiliary assembly of a motor vehicle, and drive motor of an auxiliary assembly of a motor vehicle.
  22. Inagawa, Toshinori; Iijima, Yoshihiro; Nakamura, Mitsuru; Wakitani, Tsutomu, Method for starting an electric brushless rotating machine for driving an internal combustion engine.
  23. Berroth, Hansj?rg; Jeske, Frank; Kuner, Arnold; Schondelmaier, Hans-Dieter, Method of controlling a physical variable in an electronically commutated motor, and motor for carrying out said method.
  24. Ueno, Tomohiro; Onishi, Yoshitaka; Kawamura, Satoshi; Takeshima, Shinsuke, Motor drive.
  25. Kishimoto, Kenichi, Motor drive device, and motor drive method.
  26. Kusase, Shin, Permanent magnet type AC generator having short-circuiting control circuit.
  27. Kushida, Hiroyuki, Pulse width modulation circuit controlling output current of an inverter circuit for motor-driven blower or electric vacuum cleaner.
  28. Kushida,Hiroyuki, Pulse width modulation circuit controlling output current of an inverter circuit for motor-driven blower or electric vacuum cleaner.
  29. Syukuri Youichi,JPX, Rotor magnetic pole position detection device.
  30. Shimizu Yasuhito,JPX ; Kagami Naoyuki,JPX ; Tokizono Akira,JPX ; Ohyama Akihiro,JPX, Spindle motor startup method and apparatus.
  31. Arai Toshiyuki,JPX ; Kushima Tatsuya,JPX ; Kato Tomonori,JPX ; Nakajima Ichiro,JPX, Unit and method of driving with motor, and apparatus for recording and/or reproducing recording medium.
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