Samsung Electronics Co., Ltd.

Seung-yup Lee

Jong-Min Lee

Seong-Ho Kim

Jung-su Han

Hae-Chul Lee

Sung-won Park

Tae-hyeong Kim

Young-chul Lee

Ja-myeong Koo

Myeong-hwa Kim

Jeong-gen Yoon

Yeon-kwan Moon

Min-goo Seo

Uk-hyeon Shin

Sang-un Oh

An electronic device comprising a metal case having a metal pad attached thereto is disclosed. According to the present invention, the electronic device comprises: a metal case having a metal terminal part formed therein; a metal pad joined to the metal terminal part by laser welding; and a conductive first coating layer coated on one surface of the metal pad, wherein the light reflectivity of the first coating layer is lower than the light reflectivity of the metal pad.

Electronic device comprising metal case having metal pad attached thereto

A method performed by at least one processor of a wireless communication apparatus including a plurality of internal components, the method includes generating a plurality of sets of noise information corresponding to a plurality of test noise signals generated by the plurality of internal components under a plurality of state conditions, receiving a radio frequency (RF) signal, determining a magnitude of a noise signal that interferes with the RF signal by using a set of noise information corresponding to a current state condition from among the plurality of sets of noise information, and performing noise filtering on the RF signal based on a magnitude of the RF signal and the magnitude of the noise signal.

Wireless communication apparatuses performing selective noise filtering and methods of operating the same

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Hwaseong-si, South Korea

Seung-yup Lee