US 12,287,528 B2
Optical element driving mechanism
Kuo-Chun Kao, Taoyuan (TW); Meng-Ting Lin, Taoyuan (TW); Wei-Han Hsia, Taoyuan (TW); and Sin-Jhong Song, Taoyuan (TW)
Assigned to TDK TAIWAN CORP., Taoyuan (TW)
Filed by TDK TAIWAN CORP., Taoyuan (TW)
Filed on Mar. 1, 2022, as Appl. No. 17/683,632.
Application 17/683,632 is a continuation of application No. 16/510,066, filed on Jul. 12, 2019, granted, now 11,294,141.
Claims priority of provisional application 62/697,621, filed on Jul. 13, 2018.
Claims priority of application No. 201910585143.6 (CN), filed on Jul. 1, 2019.
Prior Publication US 2022/0269038 A1, Aug. 25, 2022
Int. Cl. G02B 7/09 (2021.01); G02B 7/08 (2021.01); G02B 27/64 (2006.01); H02K 41/035 (2006.01); H04N 23/55 (2023.01); H04N 23/57 (2023.01)
CPC G02B 7/09 (2013.01) [G02B 7/08 (2013.01); G02B 27/646 (2013.01); H02K 41/0354 (2013.01); H02K 41/0356 (2013.01); H04N 23/55 (2023.01); H04N 23/57 (2023.01)] 17 Claims
OG exemplary drawing
 
1. An optical element driving mechanism, comprising:
a fixed part comprising a base member;
a movable part connected to an optical element with an optical axis, wherein the movable part is movable relative to the fixed part, and the movable part is accommodated in the fixed part;
a first driving assembly driving the movable part to move relative to the fixed part, wherein the first driving assembly is disposed in the base member; and
a strengthening member embedded in the base member,
wherein the strengthening member and the first driving assembly are electrically independent,
wherein the optical element driving mechanism comprises an opening, and
wherein the strengthening member includes a central portion and a plurality of corner portions, and when viewed along the optical axis, the central portion is located between the opening and the first driving assembly, and two of the corner portions are located at opposite ends of the first driving assembly.