The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 14, 2010
Filed:
Oct. 30, 2007
Tomohiko Osaka, Yamagata, JP;
Takashi Ishizawa, Yamagata, JP;
Tomohiko Osaka, Yamagata, JP;
Takashi Ishizawa, Yamagata, JP;
Mitsumi Electric Co., Ltd., , JP;
Abstract
A camera module includes a lens unit which constitutes an optical system of the camera module; a holder which houses the lens unit and is displaceable along an optical axis direction of the lens unit, and the coil having a hollow cylindrical portion; a coil having a cylindrical form and provided around the cylindrical portion of the holder; a yoke and magnets provided on the yoke for providing a magnetic field to the coil; upper and lower leaf springs for supporting the holder so that the holder is displaceable along an optical axis direction of the lens unit; and an imaging element provided below the lens unit. The holder has coil holding portions to which the coil is fitted for fixedly providing the coil around the cylindrical portion of the holder without using an adhesive.