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:
Aug. 27, 2013
Filed:
Aug. 12, 2010
Manabu Shiraki, Kanagawa, JP;
Satoshi Asakawa, Kanagawa, JP;
Koji Toyama, Kanagawa, JP;
New Shicoh Technology Co., Ltd., Kanagawa, JP;
Abstract
A lens driving device, an autofocus camera and a camera-equipped mobile terminal are provided that can correct movement of a lens in an optical axis direction and tilt of an optical axis, and reduce the dimension thereof in the optical axis direction. The device includes: a lens supportfor supporting a lens at an inner circumference; a plurality of coilstodisposed at regular intervals in a circumferential direction on an outer periphery of the lens support; a basethat supports the lens supportso as to move freely in an optical axis direction of the lens; and a magnet portionprovided on the baseand facing each of the coilsto, in which an electric current of equal current value is applied to each of the coilstowhen moving the lens supportin the optical axis direction, and current values of the electric current applied to predetermined coilstoare varied when correcting tilt of the optical axis of the lens.