Position/speed detection method and apparatus

Details Position/speed detection method and apparatus Position/speed detection method and apparatus

1985-04-11

1986-11-04

Dobeck, B.

Electricity: motive power systems

Positional servo systems

Multiple mode systems

318602, 318608, 318636, 364182, G05B 1118

Patent

active

046212248

ABSTRACT:
A position/speed detection method and apparatus employing an encoder mounted on the rotary shaft of a motor in order to control the position and speed, wherein the coarse position and fine position are simultaneously detected by an encoder pulse and an encoder original signal, respectively and the detected results are combined to detect the position and speed of the motor with high precision.

REFERENCES:
patent: 3670228 (1972-06-01), Crosby
patent: 4315198 (1982-02-01), Lin et al.
patent: 4429267 (1984-01-01), Veale
patent: 4529325 (1985-07-01), Moon

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