Title:
CONTROL METHOD FOR STEP MOTOR AND MOBILE TERMINAL
Document Type and Number:
WIPO Patent Application WO/2020/221044
Kind Code:
A1
Abstract:
A control method for a step motor, and a mobile terminal, the method comprising: within a process of a step motor driving a sliding block to move from a first limiting position to a second limiting position, determining a current position of the sliding block (step 101); if the distance between the current position and the second limiting position is greater than a preset threshold, then driving the step motor according to a first current (step 103); and if the distance is less than the preset threshold, then driving the step motor according to a second current, the second current being smaller than the first current (step 105).
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Inventors:
ZHANG CHAOHONG (CN)
Application Number:
PCT/CN2020/085669
Publication Date:
November 05, 2020
Filing Date:
April 20, 2020
Export Citation:
Assignee:
VIVO MOBILE COMMUNICATION CO LTD (CN)
International Classes:
H02P8/12; H04N5/232
Foreign References:
| CN107499375A | 2017-12-22 | |||
| CN105657258A | 2016-06-08 | |||
| CN109981009A | 2019-07-05 | |||
| CN109639185A | 2019-04-16 | |||
| JPH03217805A | 1991-09-25 |
Attorney, Agent or Firm:
DRAGON INTELLECTUAL PROPERTY LAW FIRM (CN)
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