Camera lens module with a piezoelectric-driven zoom
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United States of America Patent
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-
Jun 2, 2009
Grant Date -
Jun 29, 2006
app pub date -
Dec 16, 2005
filing date -
Dec 24, 2004
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A digital camera unit (100) is provided. The digital camera unit includes a barrel (1), a fixed lens member (2), a movable lens member (3), a piezoelectric element (6), an image sensor (9), and a power supply (100). The barrel is fixed relative to a body of the digital camera unit. The fixed lens member is fixed in the barrel. The movable lens member is slidably assembled in the barrel. The piezoelectric element is attached to the movable lens member and configured to fixed relative to the body of the digital camera unit, the piezoelectric element being configured, via control of current thereto, for selectably positioning the movable lens member in the barrel. The image sensor is fixed relative to the body of the digital camera unit and is arranged at one side of the barrel, facing the lens members.
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