US 11,789,338 B2
Camera lens barrel, camera module, and optical device
Jae Keun Park, Seoul (KR); Tae Min Ha, Seoul (KR); and Doo Shik Shin, Seoul (KR)
Assigned to LG INNOTEK CO., LTD., Seoul (KR)
Filed by LG INNOTEK CO., LTD., Seoul (KR)
Filed on Jan. 22, 2021, as Appl. No. 17/155,323.
Application 17/155,323 is a continuation of application No. 16/336,377, granted, now 10,948,803, previously published as PCT/KR2017/010526, filed on Sep. 25, 2017.
Claims priority of application No. 10-2016-0122981 (KR), filed on Sep. 26, 2016; application No. 10-2016-0139119 (KR), filed on Oct. 25, 2016; and application No. 10-2016-0139120 (KR), filed on Oct. 25, 2016.
Prior Publication US 2021/0141286 A1, May 13, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. G03B 9/02 (2021.01); G03B 11/00 (2021.01); G02B 5/20 (2006.01); G02B 7/02 (2021.01); G03B 9/08 (2021.01); G03B 9/04 (2021.01); H04N 23/00 (2023.01); H04N 23/51 (2023.01); H04N 23/54 (2023.01); H04N 23/55 (2023.01); H04N 23/60 (2023.01); H04N 25/00 (2023.01); H02K 41/035 (2006.01)
CPC G03B 9/02 (2013.01) [G02B 5/208 (2013.01); G02B 7/02 (2013.01); G03B 9/04 (2013.01); G03B 9/08 (2013.01); G03B 11/00 (2013.01); H04N 23/00 (2023.01); H04N 23/51 (2023.01); H04N 23/54 (2023.01); H04N 23/55 (2023.01); H04N 23/60 (2023.01); H04N 25/00 (2023.01); H02K 41/0354 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A camera module comprising:
a first substrate;
an image sensor disposed on the first substrate;
a base disposed on the first substrate;
a housing disposed on the base;
a lens barrel disposed in the housing;
a lens coupled to the lens barrel;
a diaphragm coupled to the lens barrel and configured to adjust the amount of light incident to the lens;
a first coil and a first magnet configured to move the lens barrel and the diaphragm in an optical axis direction;
a second coil and a second magnet configured to drive the diaphragm;
a second substrate comprising a plurality of terminals electrically connected with the first substrate;
a first Hall sensor disposed on the second substrate and configured to sense the first magnet; and
a second Hall sensor configured to sense the second magnet,
wherein the first coil is connected with the second substrate,
wherein the first Hall sensor is electrically connected with the second substrate,
wherein the second coil is electrically connected with the second substrate,
wherein the second Hall sensor is electrically connected with the second substrate,
wherein the diaphragm comprises a diaphragm part configured to adjust the amount of light incident to the lens, a diaphragm support unit to which the diaphragm part is fixed, and an elastic support unit having one end attached to the diaphragm support unit and an other end fixed to the second substrate, and
wherein the elastic support unit comprises a fixing portion contacted with one surface of the diaphragm support unit, a vertical connecting portion coupled with the diaphragm part, a vertical drawing portion coupled with the second substrate, and an elastic portion connecting the fixing portion and the vertical drawing portion and providing elastic characteristics.