System and method for focusing a digital camera
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United States of America Patent
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Aug 2, 2011
Grant Date -
Jan 7, 2010
app pub date -
Aug 25, 2009
filing date -
Nov 16, 2004
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Abstract
A method of focusing a digital camera module with an image sensor including capturing an image of a test target with the digital camera module, determining a focus quality of the image with the image sensor, outputting a signal related to the focus quality of the image from the digital camera module to a focusing station external to the digital camera module, and determining whether a position of a lens from the image sensor within the digital camera module should be altered to improve a focus quality of subsequently captured images.
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