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Patent Searching and Data


Title:
LENS DRIVING APPARATUS, AND CAMERA MODULE AND OPTICAL DEVICE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2019/225890
Kind Code:
A1
Abstract:
One embodiment comprises: a substrate; a housing comprising a first side part and second side part facing each other and a third side part and fourth side part facing each other; a bobbin arranged inside the housing; a first coil arranged on the bobbin; and a magnet arranged in the housing, wherein the substrate comprises a second coil facing the magnet, the magnet comprises a first magnet arranged on the first side part of the housing, a second magnet arranged on the second side part of the housing, and a third magnet arranged on the third side part of the housing, the second coil comprises a first coil unit facing the first magnet, a second coil unit facing the second magnet, and a third coil unit facing the third magnet, the first to third coil units each comprises a line having a plurality of turns, and the width of the line of the third coil unit is narrower than the width of the line of the first coil unit.

Inventors:
PARK TAE BONG (KR)
LEE SEUNG HAK (KR)
Application Number:
PCT/KR2019/005618
Publication Date:
November 28, 2019
Filing Date:
May 10, 2019
Export Citation:
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Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
G03B5/00; G03B17/12; G03B19/07; H04N5/225
Domestic Patent References:
WO2001020755A12001-03-22
Foreign References:
KR20170108263A2017-09-27
KR101527433B12015-06-10
US20160216531A12016-07-28
KR100710753B12007-04-24
Attorney, Agent or Firm:
LEE, Seung Chan (KR)
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