Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Reexamination Certificate
2011-06-07
2011-06-07
Ro, Bentsu (Department: 4145)
Electricity: motive power systems
Motor-reversing
Armature or primary circuit control
C318S400290
Reexamination Certificate
active
07956559
ABSTRACT:
The invention discloses a motor driving device for generating at least one driving signal according to a clock signal corresponding to the output signal of a hall sensor. The motor driving device also controls rotation of a motor via at least one driving signal, wherein the at least one driving signal includes a first driving signal and a second driving signal and the motor driving device controls the rotation of the motor according to the first driving signal and the second driving signal.
REFERENCES:
patent: 2008/0219649 (2008-09-01), Hirata
patent: 2008/0310046 (2008-12-01), Menegoli et al.
Hsu Che-Wei
Hsu Chi-Lin
Carrasquillo Jorge L
Muncy Geissler Olds & Lowe, PLLC
Princeton Technology Corporation
Ro Bentsu
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