Add, substract i part of speed feedback as function of sign speed error

Patents Grantslast 30 patents

  • Information Patent Grant

    Servo motor control apparatus

    • Patent number 5,134,354
    • Issue date Jul 28, 1992
    • Kabushiki Kaisha Yaskawa Denki Seisakusho
    • Yoichi Yamamoto
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Integral gain elevator door motion control

    • Patent number 4,305,480
    • Issue date Dec 15, 1981
    • Otis Elevator Company
    • Michael W. Hmelovsky
    • G05 - CONTROLLING REGULATING