Samsung Display Co., Ltd.

Other

Young Mi Cho

Suk Hoon Kang

Sung-Hwan Hong

Hoi Lim Kim

Se Ran Kim

Ji Hong Bae

Hoi-Lim Kim

Sang Ho Jeon

Da Hye Cho

Jo Yoon Hwang

Sun Woo Kang

Gwi Yeoul Kim

Provided is an organic light-emitting device including: an anode; a cathode facing the anode; and an organic layer arranged between the anode and the cathode and including an emission layer and an auxiliary layer, wherein the emission layer is in direct contact with the auxiliary layer, the emission layer includes a dopant, the auxiliary layer includes a first compound and a second compound, and the dopant, the first compound, and the second compound satisfy a certain equation.

Organic light-emitting device

An alignment layer composition including a copolymer of a dianhydride compound and a diamine compound, wherein the copolymer includes a repeating unit represented by Formula 1: wherein each of Arand Aris independently a substituted or unsubstituted aromatic group comprising 6 to 30 carbon atoms, X is an electron donating group, and is an ester group, wherein '*' indicates a point of attachment to the aromatic groups Arand Ar.

Alignment layer composition, liquid crystal display including the alignment layer composition, and manufacturing method of the liquid crystal display

A liquid crystal composition and a liquid crystal display, the composition including a liquid crystal compound represented by Chemical Formula 1 below: 

Liquid crystal composition and liquid crystal display including the same

A liquid crystal composition includes at least one liquid crystal molecule represented by Chemical Formulas 1-1 to 1-6, and at least one liquid crystal molecule represented by Chemical Formulas 2-1 to 2-6.

Liquid crystal composition, liquid crystal display including the same and method of manufacturing thereof

A preliminary verification method under an Internet environment using a phone authentication service in a system including a first terminal, a web server, an authentication server, a host server, a call server and a second terminal, the method comprising the steps of: providing a preliminary transaction request generated from the first terminal to the authentication server through the web server; at the authentication server, transmitting the preliminary transaction request information to the host server, and providing preliminary transaction result information corresponding to the preliminary transaction request information from the host server to the first terminal; at the authentication server, in case of receiving a real transaction request generated from the first terminal, receiving and verifying the authentication information from the first terminal according to the electronic transaction approval, and requesting a phone authentication for the second terminal of the user of the authenticated first terminal to the call server; at the call server, generating an authentication call to the second terminal, receiving a one time password (OTP) number corresponding to the authentication call from the second terminal, generating an OTP number by the same number of an OTP device, and transmitting authentication completion information to the host server if the generated OTP number is the same with the received OTP number; and at the host server, performing the electronic transaction process according to the authentication completion information received from the call server.

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Seoul, South Korea

Young Mi Cho