Lg Display Co., Ltd.

Kyung-Kook Jang

Byung-Geol Kim

Kyu-Nam Kim

Sung-Il Woo

Tae-Yang Lee

Hee-Yeol Kim

Sung-Hee Cho

Jin-Wuk Kim

Moon-Bae Gee

Kyung-Seok Jeong

Joong-Pill Park

Kyung-Chan Kim

Wy-Yong Kim

So-Mang Kim

Do-Hyung Kim

Kyung-Hoon Lee

Sung-Woo Kim

Jong-Kwan Bin

Seul-Gi Choi

Ji-Yeon Kang

Il Jeon

Gee-Sung Chae

Dong-Young Kim

Kyung-Jin Yoon

Soon-Wook Cha

Hyo-Jin Noh

Jeong-Ae Lee

Do-hyung Kim

A quantum-dot (QD) film, which includes a first QD layer including a first QD; and a first protection layer on the first QD layer and including a first organic compound, wherein the first organic compound includes at least two thiol groups, and a first one of the at least two thiol groups is anchored to the first QD, and an LED package, a QD light emitting diode and a display device including the QD film are provided.

Quantum-dot film, LED package, quantum-dot light emitting diode and display device

A quantum-dot (QD) light emitting diode and a quantum-dot light emitting display device are disclosed. The QD light emitting diode includes first and second electrodes facing each other; a QD emitting material layer between the first and second electrodes and including a QD; a first charge auxiliary layer between the first electrode and the QD emitting material layer; and a second charge auxiliary layer between the QD emitting material layer and the second electrode, wherein the QD includes a core, a shell surrounding the core and a ligand contacting a portion of the shell, and wherein the first charge auxiliary layer contacts the ligand, and the second charge auxiliary layer contacts the shell.

Quantum-dot light emitting diode, method of fabricating the quantum-dot light emitting diode and quantum-dot light emitting display device

An emitting diode includes a first electrode in a first pixel; a first emitting layer positioned on the first electrode and in the first pixel and including a first amorphous oxide semiconductor material and a first quantum dot, wherein the first amorphous oxide semiconductor material includes an indium atom, a gallium atom and a zinc atom; and a second electrode covering the first emitting layer.

Light emitting diode and electroluminescent display device

A multi-emission quantum dot includes a first core having a first thickness along an axis from a first surface to a second surface of the first core, a first shell enclosing the first core, a second core surrounding the first shell. The second core may has a second thickness along the same axis smaller than the first thickness. The quantum dot also includes a second shell enclosing the second core. The first core may be configured to emit light of a first color, and the second core may be configured to emit light of a second color different from the first color.

Multi-emission quantum dot and quantum dot film, LED package, emitting diode and display device including the same

A quantum rod panel includes a first substrate and a second substrate facing each other, a pixel electrode and a common electrode over the first substrate and spaced apart from each other, and a quantum rod layer between the pixel electrode and the common electrode and including quantum rods and metal particles.

Quantum rod panel and quantum rod display device

A quantum dot includes a seed and a core enclosing the seed. The core is grown from the seed to improve size uniformity of the core. The seed includes a first compound without Cd. The first compound may be GaP. The core may include a second compound including elements from group XIII and group XV. The second compound may be InP. The quantum dot may also include a first shell of a third compound enclosing the core. The third compound may be ZnSe or ZnS. The quantum dot may also include a second shell of a fourth compound enclosing the first shell. The fourth compound may be ZnS when the third compound is ZnSe. Embodiments also relate to a quantum dot including first to third elements selected from XIII group elements and XV group elements and fourth to sixth elements selected from XII group elements and XVI group elements.

Quantum dot, quantum dot film and LED package and display device including the same

An optical member for a multi-panel display device according to an embodiment includes a first optical member located on a first display device and including optical fibers, a second optical member located on a second display device neighboring the first display device and including optical fibers, and an optical fiber triangular bar located to overlap a region where the first and second optical members are adjacent to each other, and including optical fibers, wherein each of the first and second optical members includes a chamfer portion corresponding to the optical fiber triangular bar at the region where the first and second optical members are adjacent to each other.

Inorganic emitting particle, inorganic emitting particle film, and LED package and display device including the same

A quantum rod luminescent display device includes a first substrate having a plurality of pixel regions; a plurality of first electrodes alternately arranged with a plurality of second electrodes in each of the plurality of pixel regions; a plurality of quantum rod compound layers over the first electrodes and the second electrodes, respectively in each of the plurality of pixel regions, each of the quantum rod compound layers including a quantum rod having a core, a shell surrounding the core, and an electron acceptor; a second substrate facing the first substrate; and a backlight unit at an outer surface of the first substrate. The electron acceptor is attached to or adjacent to the quantum rod.

Quantum rod compound including electron acceptor and quantum rod luminescent display device including the same

A quantum rod, a synthesis method of the quantum rod and a quantum rod display device are discussed. The quantum rod according to an embodiment includes a core, a first shell covering the core, and a second shell covering a side of the first shell. In the quantum rod, a first thickness of the first shell is greater than a second thickness of the second shell, and a first length of the first shell is smaller than a second length of the second shell.

Quantum rod, synthesis method of the same and quantum rod display device

Embodiments relate to a quantum rod composition, a quantum rod film, a display device with a quantum rod film, and a method of forming a quantum rod film. The quantum rod film includes a plurality of quantum rods and a polymer with a dipole side chain. Responsive to an external electric field, the major axis of the quantum rods and an axis of the dipole side chain arranges in the same direction. The display device includes a plurality of pixel and common electrodes for generating an electric field, and a backlight unit positioned under a first substrate. Responsive to receiving light from the backlight unit, the quantum rod film emits light polarized in a direction parallel to the major axis of the quantum rods.

Quantum rod composition, quantum rod film and display device including the same

The present invention provides a quantum rod including a core including zinc compound; and a shell covering the core and including ZnS. The quantum rod emits the short wavelength light.

Quantum rod and method of fabricating the same

A quantum rod light-emitting display device according to an embodiment of the invention includes a display panel including a first substrate, a second substrate opposite to the first substrate, and a quantum rod layer formed between the first substrate and the second substrate, wherein a plurality of quantum rods are arranged in the quantum rod layer in one direction; and a polarizer disposed on the display panel and including a quarter wave plate (QWP) layer and a polyvinyl alcohol (PVA) layer, wherein the PVA layer transmits only light linearly polarized in a first direction, and wherein the QWP layer is disposed under the PVA layer, and the QWP layer circularly polarizes the light linearly polarized in the first direction or linearly polarizes light reflected by the display panel in a second direction.

Quantum rod light-emitting display device

A liquid crystal display (LCD) device according to an embodiment includes a liquid crystal panel; a first polarization plate on the liquid crystal panel; a backlight unit under the liquid crystal panel; and a quantum rod sheet disposed between the liquid crystal panel and the backlight unit.

Growing community of inventors

Paju-si, South Korea

Kyung-Kook Jang