Lg Electronics Inc.

Hyuksoo Chang

Hyunsun Yoo

Sangwoo Seo

Hyungwoo Park

Donghyun Kim

Secheol Oh

Seongwoo Choi

Sanggil Park

Sungtaek Oh

A wireless sound equipment including a band having elasticity, a housing provided at both ends of the band, the housing having a receiver holder formed in one end, a receiver coupled/decoupled to/from the receiver holder, a printed circuit board provided in the housing, a rotary member provided in the housing and an audio cable having one end connected to the rotary member and the other end connected to the receiver is provided. The rotary member includes an audio substrate connected to the printed circuit board and having a circular connecting terminal and an audio brush connected to the one end of the audio cable to transmit a signal transmitted from the printed circuit board to the audio cable while moving over the circular connecting terminal of the printed circuit board.

Wireless sound equipment

A mobile terminal including a wearable device including a first wireless communication device, a sound output unit, and at least one camera; a second wireless communication device configured to perform wireless communication with the wearable device via the first wireless communication device; a touch screen configured to display information; and a control unit configured to display an icon on the touch screen for controlling the wearable device, and display a control screen including both a first control area including at least one sound control object for controlling sound output by the mobile terminal and a second control area including at least one camera control object for controlling the at least one camera of the wearable device, in response to a selection of the displayed icon.

Mobile terminal

A portable keyboard includes: a polygonal pillar-shaped main body having a battery embedded therein; a key assembly connected to the main body, the key assembly having a plurality of key arrangements; and a connecting member formed to extend down to the bottom of the key assembly while connecting the key assembly and the main body to each other, wherein at least one key arrangement in the key assembly allows information to be entered by a touch, a first element is provided to the main body, a second element is provided to the key assembly, and the first element and the second element are attached to each other by magnetic force such that the key assembly is wound.

Portable keyboard and speaker assembly

Growing community of inventors

Seoul, South Korea

Hyuksoo Chang