Samsung Display Co., Ltd.

Samsung Sdi Co., Inc.

Samsung Electronics Co., Ltd.

Robert Boschgmbh

Seung-Mo Kim

Jin-Sung Choi

Kang-Woo Lee

Donghoon Kim

Joong-Hyun Kim

Seunghwan Chung

Jinsung Choi

Sang-Hoon Lee

Jeong-Hwan Lee

Dong-Hoon Kim

Se-Ki Park

Hyun-Chul Kim

Sung-wook Kang

Chan-Ho Lee

Young-Jun Seo

Eui Jeong Kang

Byungchoon Yang

Ki-Chul Shin

Jae-Joong Kwon

Hyun Soh

Min-young Song

Hayoung Lee

Cheol-Yong Noh

Sun Hee Oh

Bong-Kyoung Park

Seung-Hwan Chung

So Jeong La

Rae-Young Kim

Youngjun Choi

Jin-Mi Jung

HanMoe Cha

Naum Feygenson

Byung-Sub Park

Jin-sung Choi

A rechargeable battery includes an electrode assembly including a first electrode and a second electrode; a case receiving the electrode assembly; and at least one block layer between the case and the electrode assembly, wherein the block layer is made of a fiber material.

Rechargeable battery

A rechargeable lithium battery includes a positive electrode including a positive active material, a negative electrode including a negative active material and an electrolyte including a lithium salt and a non-aqueous organic solvent, wherein the positive active material includes a nickel-based composite oxide represented by the following Chemical Formula 1, the non-aqueous organic solvent includes ethylene carbonate, and the ethylene carbonate is included in an amount of 7.5 to 27.5 volume % based on the total amount of the non-aqueous organic solvent,LiNiCoMnO&#x2003;&#x2003;[Chemical Formula 1]wherein in Chemical Formula 1, 0.63&#x2264;x&#x2264;0.85, 0.05&#x3c;y&#x3c;0.25, 0.03&#x3c;z&#x3c;0.02 and x+y+z=1.

Positive active material for rechargeable lithium battery, method of preparing the same, and rechargeable lithium battery including the same

An electrolyte for a rechargeable lithium battery includes a lithium salt; a non-aqueous organic solvent; and an additive including a compound represented by the Chemical Formula 1, 

Electrolyte for rechargeable lithium battery, and rechargeable lithium battery including same

A rechargeable battery includes a case having an inner space, a first electrode assembly inside the case, a second electrode assembly inside the case, a current collecting member including a first current collecting piece electrically connected to an electrode of the first electrode assembly and a second current collecting piece electrically connected to an electrode of the second electrode assembly, the electrode of the second electrode assembly having a same polarity as the electrode of the first electrode assembly, a first terminal electrically connected to the first current collecting member and protruding outside the case, wherein the first current collecting piece and the second current collecting piece have different lengths.

A backlight unit includes a light source unit having a light source configured to emit a first light, a quantum dot sheet configured to emit a second light having a different color from the first light, a light guide plate configured to guide a light exiting from the light source unit or the quantum dot sheet, and an optical member including a prism sheet and configured to control the light exiting from the light guide plate. The quantum dot sheet includes a polymer resin and a plurality of first and second quantum dots, which are dispersed in the polymer resin. The second light is a white light obtained by mixing a red light, green light, and a blue light, and the second light has a concordance rate with an Adobe RGB color space which is no less than by about 99.9%.

Backlight unit and display apparatus having the same

A rechargeable battery according includes a plurality of electrode assemblies including a first electrode assembly and a second electrode assembly, a case housing the plurality of electrode assemblies, a cap assembly coupled to the case, and a first safety member including a first conductive plate between the first electrode assembly and the case, a second conductive plate between the second electrode assembly and the case, and a safety fuse between the first conductive plate and the second conductive plate and coupling the first and second conductive plates together.

Rechargeable battery having safety member

A prism sheet includes: a first portion including a prism elongated in a first direction; and a second portion including a prism elongated in a second direction different from the first direction. The second direction is vertical to a light incident surface of a light guide plate of a backlight unit, a light source of the backlight unit faces the light incident surface of the light guide plate, and the prism sheet overlaps a light emitting surface of the light guide plate.

Prism sheet, backlight unit including the same, and method of manufacturing the same

An electrolyte for a rechargeable lithium battery includes a first lithium salt; a second lithium salt including a compound represented by Chemical Formula 1, Chemical Formula 3-1 or 3-2, or combinations thereof; a non-aqueous organic solvent; and an additive including a compound represented by Chemical Formula 9. 

Electrolyte for rechargeable lithium battery, and rechargeable lithium battery including the same

Disclosed is an electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including the same, and the electrolyte includes a lithium salt composition including a first lithium salt; and a second lithium salt of lithium bisfluorosulfonyl imide represented by the following Chemical Formula 1 at a mole ratio of 1:0.05 to 1:1, and a non-aqueous organic solvent. 

Electrolyte for rechargeable lithium battery and rechargeable lithium battery including same

An optical plate and a tiled display apparatus having the optical plate of the present invention include a base substrate and a Fresnel lens having a plurality of Fresnel patterns protruding toward the base substrate from a flat upper surface. The optical plate further comprises an anti-reflection layer, and a high-refraction layer having a refractive index higher than that of the anti-reflection layer. The optical plate comprises an adhesive layer disposed between the Fresnel lens and the base substrate to affix the Fresnel lens to the base substrate, and a spacer disposed between the Fresnel lens and the adhesive layer to maintain a distance between the Fresnel lens and the adhesive layer. The base substrate includes a first portion having a first thickness, a second portion having a second thickness thinner than the first thickness and a connecting portion disposed between the first and second portions.

Optical plate and tiled display apparatus having the same

An optical sheet includes a light-passing base sheet, a plurality of light-passing first patterns formed on a front major surface of the base sheet, and a plurality of light-passing second patterns formed on a rear major surface of the base sheet. The first patterns protrude from the front surface of the base sheet, a top portion of each of the second patterns makes contact with the rear surface of the second patterns while a larger lower surface of each of the second patterns is exposed to serve as a light receiving surface. Voids having relatively low refractive indices are formed between the light-passing second patterns. The optical sheet employs just one base sheet in one embodiment, thereby reducing a manufacturing cost of the optical sheet.

Optical sheet and method of manufacturing the same

A display apparatus includes a display panel which displays images, a light source unit which generates and emits a light, a reflective sheet disposed below the display panel, and a plate disposed between the reflective sheet and the display panel. The reflective sheet includes a light diffusion pattern provided on an upper surface thereof facing the display panel, which diffusely reflects the light, to guide the light provided from the light source unit toward the display panel. The plate is spaced apart from the reflective sheet by a predetermined distance and includes a plurality of prisms provided on a lower surface thereof facing the reflective sheet to selectively reflect and transmit the light, which is provided from both the light source unit and the reflective sheet, according to an incident angle of the light.

Display apparatus

An optical member includes; an incident surface on which light is incident, an exit surface which is disposed substantially opposite the incident surface and from which the light exits, a prism pattern disposed on the exit surface, and a diffusion pattern which is aligned with the prism pattern and is disposed in a total internal reflection region in which the light incident on the incident surface is totally internally reflected by the prism pattern and output through the incident surface.

Optical member and display device having the same

An optical sheet () includes a base layer () and a light condensing pattern () formed on the base layer integrally with the base layer and including one or more peaks and one or more valleys. Each of the base layer and the light condensing pattern includes a continuous phase and a dispersed phase. The dispersed phase is stretched in a main stretching direction.

Growing community of inventors

Yongin-si, South Korea

Seung-Mo Kim