Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Ajou University Industry-Academic Cooperation Foundation

Samsung Electro-Mechanics Co., Ltd.

Tae-ho Kim

Kyung-sang Cho

Eun Joo Jang

Young-Min Kim

Jeong-Min Park

Byoung-lyong Choi

Sung-soo Lee

Yong Chang

Hong-Sung Chang

Tae-Won Kim

Hyun-Ji Song

Yoo-Jeong Choi

Jun-Hyuk Song

Hyo-Young Kwon

Sang-wook Kim

Seung-Il Yoon

Yu-Shin Park

Dae-young Chung

Dong-hyeok Choi

Won-kyo Jung

Sang Jin Lee

Dae Young Chung

Chang-won Lee

Eun-kyung Lee

Sang-Kyun Kim

Sang-jin Lee

Hongkyu Seo

Dong-Geun Lee

Jun-hee Choi

Ran Namgung

Gyu-tae Park

Yun-Jun Kim

Yeon-woo Lee

Won-il Kim

You-Jung Park

Youn-Hee Nam

Seok-myong Kang

Dominea Rathwell

Seulgi Jeong

Soo-Hyoun Mun

Jong-Sik Kim

Hyeon-Il Jung

Yu-Mi Heo

Young-soo Choi

Seung-Hyun Kim

Sun-Hae Kang

Bo-Sung Kwak

Myeong-Woo Koo

Chae-Heun Lee

Jung-Wook Seo

Byeri Yoon

Kyung-Mi Kim

Hyung-joo Song

Jin-kyu Yoo

Kang-yong Park

Kyeong-woon Lee

Hyo-Seung Nam

Young-Ku Lyu

Provided are nanoparticles passivated with a cationic metal-chalcogenide complex (MCC) and a method of preparing the same. A passivated nanoparticle includes: a core nanoparticle; and a cationic metal-chalcogenide compound (MCC) fixed on a surface of the core nanoparticle.

Nanoparticles passivated with cationic metal-chalcogenide compound

A display apparatus and a control method thereof are provided. The display apparatus includes an image processor configured to process an image signal, a display unit configured to display an image based on the image signal, a storage section configured to store Graphic User Interface (GUI) information about a GUI to be displayed in a mobile device for controlling the display apparatus, a web server configured to communicate with a web browser of the mobile device, and a controller configured to transmit the stored GUI information to the mobile device if the web browser of the mobile device requests the GUI information through the web server, and to operatively control the display apparatus in accordance with control information received from the mobile device.

Controlling a display apparatus via a GUI executed on a separate mobile device

A quantum dot device includes an anode, a hole injection layer on the anode, a hole transport layer on the hole injection layer, a quantum dot layer on the hole transport layer, and a cathode on the quantum dot layer, wherein a highest occupied molecule orbital (HOMO) energy level of the quantum dot layer is greater than or equal to about 5.6 electronvolts (eV), a difference between a HOMO energy level of the hole transport layer and the highest occupied molecule orbital energy level of the quantum dot layer is less than about 0.5 eV, the hole injection layer has a first surface contacting the anode and a second surface contacting the hole transport layer, and a HOMO energy level of the first surface of the hole injection layer is different from a HOMO energy level of the second surface of the hole injection layer.

Quantum dot device and electronic device

A apparatus for recognizing a motion of an object is disclosed. The apparatus comprises a camera configured to photograph images of the object having the motion, a plurality of pressure and position sensors configured to be installed on a floor and to measure a floor contact position, a floor contact area and a floor contact pressure of the object and a motion analyzer configured to analyze the motion of the object by combining two or more among the images, floor contact position, floor contact area and floor contact pressure of the object.

Motion recognition method and apparatus

An organic layer composition, an organic layer, and associated methods, the composition including a polymer that includes a moiety represented by Chemical Formula 1, a monomer represented by Chemical Formula 2, and a solvent, 

Organic layer composition, organic layer, and method of forming patterns

A polymer includes a structural unit represented by Chemical Formula 1 and an organic layer composition including the same. wherein in Chemical Formula 1, A is a carbon cyclic group including at least one hetero atom, B is one of groups in Group 1, where Arto Ar, Rto R, L and m are as defined in the specification and * is a linking point. When the carbon cyclic group includes at least two hetero atoms when the carbon cyclic group includes a pentagon cyclic moiety and the pentagon cyclic moiety includes a nitrogen atom (N) as a hetero atom, and the at least two hetero atoms are the same or different: 

Polymer, organic layer composition, organic layer, and method of forming patterns

A flexible semiconductor device and a method of manufacturing the flexible semiconductor device are provided. The flexible semiconductor device may include at least one vertical semiconductor element that is at least partly embedded in a flexible material layer. The flexible semiconductor device may further include a first electrode formed on a first surface of the flexible material layer and a second electrode formed on a second surface of the flexible material layer. A method of manufacturing a flexible semiconductor device may include separating a flexible material layer, in which the at least one vertical semiconductor element is embedded, from a substrate by weakening or degrading an adhesive force between an underlayer and a buffer layer by using a difference in coefficients of thermal expansion of the underlayer and the buffer layer.

Flexible semiconductor devices and methods of manufacturing the same

A method of manufacturing nanoparticles including: providing a metal chalcogenide complexes (MCC) hydrazine hydrate solution; providing a first organic solution of nanoparticles with first organic ligands; forming a mixed solution by mixing the MCC hydrazine hydrate solution and the first organic solution of nanoparticles capped with the first organic ligands; and replacing the first organic ligands of the nanoparticles with ligands of the MCC hydrazine hydrate.

Nanoparticles and methods of manufacturing the same

A method of manufacturing a quantum dot layer, and a quantum dot optoelectronic device including the quantum dot layer. The method includes sequentially stacking a self-assembled monolayer, a sacrificial layer, and a quantum dot layer on a source substrate; disposing a stamp on the quantum dot layer; picking up the sacrificial layer, the quantum dot layer and the stamp; and removing the sacrificial layer from the quantum dot layer using a solution that dissolves the sacrificial layer.

Method of manufacturing quantum dot layer and quantum dot optoelectronic device including the quantum dot layer

An optoelectronic device is provided including an element that forms a dipole moment between an active layer and a charge transport layer. The optoelectronic device may include an active layer between a first electrode and a second electrode, a first charge transport layer between the first electrode and the active layer, and a dipole layer between the active layer and the first charge transport layer. A second charge transport layer may be further provided between the second electrode and the active layer. The second dipole layer may be further provided between the second charge transport layer and the active layer.

Optoelectronic devices

A quantum dot light-emitting device includes a substrate, a first electrode, a hole injection layer ('HIL'), a hole transport layer ('HTL'), an emitting layer, an electron transport layer (&#x201c;ETL&#x201d;), a plurality of nanoplasmonic particles buried in the ETL, and a second electrode.

Light-emitting device having enhanced luminescence by using surface plasmon resonance and method of fabricating the same

A quantum dot light emitting device includes; a substrate, a first electrode disposed on the substrate, a second electrode disposed substantially opposite to the first electrode, a first charge transport layer disposed between the first electrode and the second electrode, a quantum dot light emitting layer disposed between the first charge transport layer and one of the first electrode and the second electrode, and at least one quantum dot including layer disposed between the quantum dot light emitting layer and the first charge transport layer, wherein the at least one quantum dot including layer has an energy band level different from an energy band level of the quantum dot light emitting layer.

Quantum dot light emitting device having quantum dot multilayer

A system and method for fast network re-entry in a broadband wireless access communication system. A mobile station transmits a first message requiring fast network re-entry to a base station and performs the fast network re-entry together with the base station when receiving a second message approving the fast network re-entry from the base station. The base station receives the first message, authenticates the first message using final session information of the mobile station that is previously stored in the base station, transmits the second message to the mobile station when succeeding in authentication of the first message, and performs the fast network re-entry together with the mobile station.

System and method for fast network re-entry in a broadband wireless access communication system

It relates to a method for removing a surfactant, organic materials and chlorine ions remained on the surface of metal nanoparticles, prepared on an organic solvent phase including a surfactant. The method for cleaning metal nanoparticles herein is efficient to remove organic materials or chlorine ions remained on the surface of the nanoparticles. Not less than 90% of impurities may be removed by this method. As a result, the thickness of a multi layer ceramic capacitor (MLCC) can be reduced and a packing factor can be improved so that it allows thinner multi layer ceramic capacitors and improved utilities of metal nanoparticles as fuel cell catalysts, hydrogenation reaction catalysts, alternative catalysts of platinum (Pt) in chemical reactions and the like.

Method for cleaning metal nanoparticles

Growing community of inventors

Suwon-si, South Korea

Tae-ho Kim