| US 11,092,876 B2 | ||
| Camera module and portable electronic device | ||
| Gyu Won Kim, Suwon-si (KR) | ||
| Assigned to Samsung Electro-Mechanics Co., Ltd., Suwon-si (KR) | ||
| Filed by Samsung Electro-Mechanics Co., Ltd., Suwon-si (KR) | ||
| Filed on Apr. 17, 2019, as Appl. No. 16/386,502. | ||
| Claims priority of application No. 10-2018-0078591 (KR), filed on Jul. 6, 2018. | ||
| Prior Publication US 2020/0012168 A1, Jan. 9, 2020 | ||
| Int. Cl. G03B 5/00 (2021.01); G03B 13/36 (2021.01); G02B 7/09 (2021.01); G02B 27/64 (2006.01) | ||
| CPC G03B 5/00 (2013.01) [G02B 7/09 (2013.01); G02B 27/646 (2013.01); G03B 13/36 (2013.01); G03B 2205/0015 (2013.01); G03B 2205/0076 (2013.01)] | 16 Claims |
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1. A camera module comprising:
a support structure comprising an internal space;
a first movable body movably disposed inside the support structure;
a second movable body elevatably disposed in an internal space of the first movable body; and
a driving unit disposed in at least one of a space between the support structure and the first movable body and a space between the first movable body and the second movable body,
wherein the driving unit comprises a driving wire formed of a shape memory alloy, and a spring disposed to overlap the driving wire, and
wherein the first and second movable bodies are moved by driving force applied in one direction by the driving wire, and driving force applied in another direction by the spring.
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