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Patent Searching and Data


Title:
LENS DRIVING DEVICE, AND CAMERA MODULE AND OPTICAL DEVICE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2017/135649
Kind Code:
A1
Abstract:
An embodiment comprises: a housing supporting a magnet; a bobbin having a first coil disposed on the outer peripheral surface thereof and moved by an interaction between the magnet and the first coil; an upper elastic member and a lower elastic member coupled to the bobbin and the housing; and a sensing coil disposed at the housing to be spaced apart from the magnet and generating an induced voltage by an interaction with the first coil, wherein the sensing coil is wound around a side part of the housing so as to rotate in a clockwise direction or in a counterclockwise direction with reference to an optical axis.

Inventors:
SHIN, Seung Taek (416 Hangang-daero, Jung-gu, Seoul, 04637, KR)
Application Number:
KR2017/001014
Publication Date:
August 10, 2017
Filing Date:
January 31, 2017
Export Citation:
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Assignee:
LG INNOTEK CO., LTD. (98 Huam-ro, Jung-gu, Seoul, 04637, KR)
International Classes:
H02K33/02; G02B7/09; G02B27/64; G03B3/10; G03B5/00; G03B13/36; H02K11/225; H04N5/232
Foreign References:
JP2012027433A2012-02-09
JP2015191213A2015-11-02
JP2008191608A2008-08-21
JP2011112709A2011-06-09
CN102565993A2012-07-11
Attorney, Agent or Firm:
PARK, Young Bok et al. (KPH & Associates, 2nd Floor Erum Bldg., 225-18, Pangyoyeok-ro, Bundang-gu,Seongnam-si, Gyeonggi-do, 13494, KR)
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