Samsung Electronics Co., Ltd.

Foosung Co., Ltd.

Changsu Lee

Bongjae Rhee

Kemsuk Seo

Sungsoo Moon

Sangmoon Lee

Jihun Heo

Donghyun Kim

Jihoon Park

Jungeun Lee

Junhee Lee

Taeheon Kim

Taeyoon An

Taeseok Lee

Woohyeop Kwon

Hyeongeun Ahn

Wooin Jung

Chulhwan Moon

Dongkyeong Kang

Hyejeong Jeong

Jungheun Moon

Kangyeob Jeon

Byungwon Woo

Hyungjong Shin

Kangsan Hong

Hyeunwoong Hong

Soonkil Joung

Hyunjeong Kim

A composition for surface treatment includes fluorosilicic acid (HSiF) and hydrofluoric acid (HF), and/or a surface treatment method using the same. The composition may be used to treat (e.g., etch) a substrate such as glass or the like.

Composition for surface treatment and surface treatment method using the same

An electronic apparatus includes: a memory; a storage configured to store a first operating system; and a processor configured to: perform booting by loading the first operating system stored in the storage to the memory, and store data, obtained based on the first operating system running, in the storage, load an obtained second operating system and the data stored in the storage to the memory, identify operation compatibility between the second operating system and the data loaded to the memory, perform booting by loading the second operating system to the memory, based on identification of normal operation compatibility, and perform booting by loading the first operating system to the memory, based on identification of abnormal operation compatibility.

Electronic apparatus and control method thereof

An electrostatic induction device is provided which includes at least one first element including a first electrode, a second electrode electrically connected to the first electrode, and a third electrode electrically connected to the first electrode and the second electrode, at least one second element including a charged area having been charged with positive or negative charges and moves while adjacent to the first element so as to cause an electrostatic induction action with the first element, and a third element which is electrically connected to the first element, and receives, from the first element, a first electric current generated between the first and the second electrode, a second electric current generated between the first and the third electrode, and a third electric current generated between the second and the third electrode, by the movement of the second element, and rectifies the received first, second and third electric currents.

Electrostatic induction device for performing power generating function

Disclosed is a photovoltaic cell including a first electrode and a second electrode having transparency and disposed facing each other, and a photovoltaic cell layer disposed between the first and second electrodes, and configured to produce electric energy by absorbing a part of incident light, wherein the photovoltaic cell layer includes a plurality of unit cells disposed in a specific distance from each other and formed with a plurality of slits for polarizing the incident light, and a transparent insulator disposed in the plurality of slits.

Photovoltaic cell having polarization characteristic and electronic device having the same

An interface device and method between an electronic device and an external device using an ear jack of a smart device are disclosed in order to implement an interface that is capable of automatically recognizing an ear jack insertion type appcessory. The interface device includes: an electronic device including an ear jack including a plurality of audio signal input and output terminals; an external device including an interface unit including a connector unit configured to be inserted into the ear jack, the connector unit including a plurality of terminals that correspond to the plurality of audio signal input and output terminals provided in the ear jack of the electronic device, respectively; and a recognizing unit on the connector unit of the interface unit configured to recognize whether the external device is connected to the ear jack of the electronic device through a plurality of detections.

Interface device and method between electronic device and external device using ear jack of the electronic device

Growing community of inventors

Gyeonggi-do, South Korea

Changsu Lee