Samsung Electronics Co., Ltd.

Samsung Electro-mechanics Co., Ltd.

Jung Han Kim

Soo Hyun Kim

Jung Sik Park

Young Jin Kim

Seong Eun Kim

Hyun Ju Hong

Do Hun Cha

Seung Ki Choi

Ju Nyun Kim

Seon Il Kim

Chang Wan Lee

Myung Gon Hong

Youn Gyu Han

A printed circuit board includes: a plurality of insulating layers; a plurality of wiring pattern layers disposed on at least one surface of the plurality of insulating layers; a via connecting wiring pattern layers, among the plurality of wiring pattern layers, disposed on upper and lower surfaces of one of the plurality of insulating layers to each other; a connection pad disposed on a surface of an outermost layer among the plurality of insulating layers; and a solder resist having a hole exposing at least a portion of the connection pad. An external surface of the solder resist has surface roughness.

Printed circuit board, printed circuit board with carrier and method for manufacturing printed circuit board package

An electronic device and a method for controlling displaying of information in the electronic device are provided. The electronic device includes a first display formed on at least a portion of a body of the electronic device, and a second display formed on at least a portion of a cover functionally connected to the body and including a transparent display area.

Electronic device and method for controlling displays

Growing community of inventors

Suwon-si, South Korea

Jung Han Kim