Bang-bang controlled velocity command generator

Details Bang-bang controlled velocity command generator Bang-bang controlled velocity command generator

1985-11-08

1987-01-20

Shoop, Jr., William M.

Electricity: motive power systems

Positional servo systems

With compensating features

318569, 318561, 318603, 318616, 360 78, G05D 23275

Patent

active

046382305

ABSTRACT:
In a disc information storage system which employs a servo data disc, a servo data head and a moveable carriage assembly for transporting a plurality of magnetic heads radially across the surface of the disc in response to a control signal produced in connection with a velocity command signal, an improved method and apparatus for production of a velocity command signal wherein one or a plurality of discrete velocity steps are added to the velocity command signal in a region which would otherwise indicate only a single value for velocity.

REFERENCES:
patent: 3914677 (1975-10-01), MacWade
patent: 3917930 (1975-11-01), Davey
patent: 3958109 (1976-05-01), Doherty
patent: 4031443 (1977-06-01), Droux
patent: 4168457 (1979-09-01), Rose
patent: 4314291 (1982-02-01), Oda
patent: 4374349 (1983-02-01), Inaba
patent: 4423365 (1983-12-01), Turner
patent: 4459525 (1984-07-01), Hasegawa
patent: 4469993 (1984-09-01), Swanson

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