Lens test circuit

The invention discloses a lens test circuit. The lens test circuit is used for testing a motor of a lens and comprises a resistance detection module, a main control module, a gating module and a motor driving module. The resistance detection module is used for detecting whether the resistance of the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LAN LYUJUAN, LIU MAO, ZHANG ZHANJUN, JIANG YONG, SON HEE-MIN, TANG YANJUN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The invention discloses a lens test circuit. The lens test circuit is used for testing a motor of a lens and comprises a resistance detection module, a main control module, a gating module and a motor driving module. The resistance detection module is used for detecting whether the resistance of the motor is normal and outputting a detection signal when the resistance is normal; the main control module is used for receiving the detection signal and outputting a gating control signal and a driving output control signal; the motor driving module comprises a driving signal output end, the motor driving module is used for outputting a motor driving signal through the driving signal output end based on a driving output control signal, and the gating module is used for gating the motor driving signal to the motor based on the gating control signal so as to drive the motor to act. By adopting the scheme, the effects of optimizing the detection process and improving the operation efficiency are achieved. 本发明公开了一种镜头测试