Electricity: motive power systems – Positional servo systems – With particular motor control system responsive to the...
Reexamination Certificate
2007-08-28
2007-08-28
Masih, Karen (Department: 2837)
Electricity: motive power systems
Positional servo systems
With particular motor control system responsive to the...
C318S696000, C318S135000, C318S038000, C318S687000
Reexamination Certificate
active
11285228
ABSTRACT:
Methods and apparatus for precise positioning of an object using linear actuators based on linear stepper motors operating in microstepping or full step mode, a control algorithm based on compensation table, and a calibration apparatus for obtaining the compensation table.
REFERENCES:
patent: 5048813 (1991-09-01), Wierszewski et al.
Kircanski Manja
Kircanski Nenad
Nikolic Neven
Sadri Amir
Timotijevic Milija
Bio-Rad Laboratories, Inc.
Gray Gerald T.
Masih Karen
Townsend and Townsend / and Crew LLP
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