Title:
LENS DRIVING DEVICE, AND CAMERA MODULE AND OPTICAL DEVICE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2017/155296
Kind Code:
A1
Abstract:
An embodiment comprises: a housing comprising a plurality of protrusions arranged on the upper surface thereof; a magnet arranged on a side portion of the housing; a bobbin having a first coil arranged on the outer peripheral surface thereof, the bobbin being configured to move by means of an interaction between the magnet and the first coil; an upper elastic member coupled to the bobbin and to the housing; and a sensing coil arranged on the side portion of the housing between the protrusions and the magnet, the sensing coil being configured to generate an induction voltage by means of an interaction with the first coil, wherein at least a part of the upper elastic member is arranged on the upper surface of the housing between the protrusions.
Inventors:
SHIN SEUNG TAEK (KR)
HAN JIN SUK (KR)
HAN JIN SUK (KR)
Application Number:
PCT/KR2017/002492
Publication Date:
September 14, 2017
Filing Date:
March 08, 2017
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
G02B7/02; G02B6/02; G02B6/293; G03B3/10; G03B3/12; H04N5/232
Foreign References:
| KR20160017448A | 2016-02-16 | |||
| JP2015191213A | 2015-11-02 | |||
| KR20160001576A | 2016-01-06 | |||
| KR20150090663A | 2015-08-06 | |||
| KR20150128262A | 2015-11-18 |
Other References:
See also references of EP 3428704A4
Attorney, Agent or Firm:
PARK, Young Bok et al. (KR)
Download PDF:
Previous Patent: ELECTROCHROMIC DEVICE
Next Patent: COMPOUND AND COLOR CONVERSION FILM COMPRISING SAME
Next Patent: COMPOUND AND COLOR CONVERSION FILM COMPRISING SAME