Motor drive with synchronized timing

Electricity: motive power systems – Plural – diverse or diversely controlled electric motors – Synchronizing or phasing control

Reexamination Certificate

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Details

C318S034000, C318S041000, C318S068000, C318S052000

Reexamination Certificate

active

07148635

ABSTRACT:
A motor control system for controlling a motor includes control logic and a motor controller. The control logic is operable to generate a control signal at a first periodic time responsive to a synchronization signal. The motor controller is operable to generate a drive signal for the motor based on the reference signal at a second periodic time synchronized with respect to the first periodic time.

REFERENCES:
patent: 3702071 (1972-11-01), Masar
patent: 3934182 (1976-01-01), Donohue et al.
patent: 4310878 (1982-01-01), Hyatt
patent: 6586898 (2003-07-01), King et al.
patent: 6815920 (2004-11-01), Cohen et al.
patent: 6864646 (2005-03-01), Rahman et al.
patent: 6943521 (2005-09-01), Kurokawa et al.
patent: 6956339 (2005-10-01), Kureck et al.

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