Lg Electronics Inc.

Seunghwan Shim

Ilhyoung Jung

Jeongbeom Nam

Sangwook Park

Indo Chung

Jinah Kim

Kisu Kim

Younghyun Lee

Yuju Hwang

Eunhye Youn

Eunae Yoon

Juhong Yang

Hyungjin Kwon

Jisoo Ko

Minho Kim

Jaewon Chang

Hyunjung Park

Hwanyeon Kim

Yujin Lee

Yongmin Jung

Byungwoo Lee

Moongu Jung

Seungsu Ha

A display device may include a display panel; a frame which is positioned behind the display panel, and to which the display panel is coupled; a plurality of substrates positioned between the display panel and the frame, and coupled to the frame; a plurality of light sources positioned on the plurality of substrates; and an extension board which includes a driver chip, which extends in a direction intersecting the plurality of substrates, and to which the plurality of substrates are coupled.

Display device comprising mounting connectors and driver chips that are alternately disposed in a length direction of an extension board

Disclosed is a backlight unit, including a light assembly having a light emitting lamp emitting a first light of a first wavelength band and a resin cover surrounding the light emitting lamp and including a first phosphor and a second phosphor, and an optical sheet including a third phosphor and optically converting an incident light of the light assembly incident on a rear surface to emit the optically converted light to a front surface, wherein the first phosphor converts the first light into a second light of a second wavelength band greater than the first wavelength band, wherein the second phosphor converts the first light into a third light of a third wavelength band greater than the second wavelength band, and wherein the third phosphor converts the second light into the third light of the third wavelength band.

Backlight unit and display device including the same

A solar cell includes a conductive area including first and second conductive areas on one surface of a semiconductor substrate, a passivation film having opening and an electrode including a first electrode connected to the first conductive area and a second electrode connected to the second conductive area, the electrode including an adhesive layer on the semiconductor substrate or the conductive area, an electrode layer on the adhesive layer and including a metal, and a barrier layer disposed on the electrode layer and including a metal that is different from the metal of the electrode layer, the electrode layer having a thickness greater than a thickness of each of the adhesive layer and the barrier layer, a width of the electrode layer being larger than a width of the opening, and the barrier layer having a higher melting point than a melting point of the electrode layer.

Solar cell

A solar cell includes a semiconductor substrate; at least one conductive type region on the semiconductor substrate; a protective layer on the at least one conductive type region; and an electrode disposed on the protective layer and electrically connected to the conductive type region.

Solar cell and method for manufacturing the same

Discussed is a solar cell includes a semiconductor substrate, a conductive type region including a first conductive type region and a second conductive type region formed on one surface of the semiconductor substrate, an electrode including a first electrode and a second electrode, wherein the first electrode is connected to the first conductive type region and the second electrode is connected to the second conductive type region, and a passivation layer formed on the conductive type region. The passivation layer includes at least one of silicon nitride and silicon carbide.

A method for manufacturing a solar cell includes applying an electrode paste on a semiconductor substrate, the electrode paste including fine metal particles, a binder, and a solvent; and sintering the electrode paste using light to form an electrode, the sintering of the electrode paste to form the electrode including evaporating the solvent included in the electrode paste; and irradiating the light, after the evaporating of the solvent, to evaporate the binder included in the electrode paste and sinter the fine metal particles to form the electrode, the evaporating of the solvent and the irradiating of the light being performed at different temperatures, a temperature to evaporate the binder being higher than a temperature of the evaporating of the solvent, the solvent being evaporated at the temperature of about 80&#xb0; C. to 150&#xb0; C., and the binder being evaporated at the temperature of about 100&#xb0; C. to 500&#xb0; C.

Disclosed is a solar cell including a semiconductor substrate, a first conductive area disposed on one surface of the semiconductor substrate, the first conductive area being of a first conductive type, a second conductive area of a second conductive type opposite to the first conductive type, a first electrode connected to the first conductive area, and a second electrode connected to the second conductive area. At least one of the first conductive area and the second conductive area is formed of a metal compound layer.

A solar cell and a method for manufacturing the same are disclosed. The solar cell includes a semiconductor substrate doped with impurities of a first conductive type, a front surface field region disposed at a front surface of the substrate and doped with impurities of the first conductive type at a concentration higher than those of the substrate, a tunnel layer disposed on a back surface of the substrate and formed of a dielectric material, an emitter region disposed at a first portion of a back surface of the tunnel layer and doped with impurities of a second conductive type opposite the first conductive type, and a back surface field region disposed at a second portion of the back surface of the tunnel layer and doped with impurities of the first conductive type at a concentration higher than those of the substrate.

A solar cell includes a substrate formed of n-type single crystal silicon, an emitter region of a p-type which is positioned at a first surface of the substrate and includes a first emitter region having a first sheet resistance and a second emitter region having a second sheet resistance less than the first sheet resistance, a plurality of surface field regions of the n-type locally positioned at a second surface opposite the first surface of the substrate, a plurality of first electrodes which are positioned only on the second emitter region to be separated from one another and are connected to the second emitter region, and a plurality of second electrodes which are positioned on the plurality of surface field regions to be separated from one another and are connected to the plurality of surface field regions.

A solar cell and a method for manufacturing the solar cell are discussed. The method for manufacturing the solar cell includes applying an electrode paste on a semiconductor substrate and sintering the electrode paste using a light sintering device to form an electrode. The electrode paste includes fine metal particles, a binder, and a solvent. An amount of the fine metal particles is greater than a sum of an amount of the binder and an amount of the solvent, and the amount of the binder is greater than the amount of the solvent.

A solar cell and a solar cell module are disclosed. The solar cell includes a semiconductor substrate containing a crystalline silicon material, a first conductive region on a back surface of the semiconductor substrate, a second conductive region positioned in a portion except the first conductive region from the back surface of the semiconductor substrate and having a conductive type opposite the first conductive region, a first electrode connected to the first conductive region, and a second electrode connected to the second conductive region. The back surface of the semiconductor substrate is divided into a first area extending in one direction at an edge of the entire back surface of the semiconductor substrate and a second area occupying a portion except the first area from the entire back surface of the semiconductor substrate.

Solar cell and solar cell module

Disclosed is a solar cell including a semiconductor substrate, a conductive area including first and second conductive areas disposed on one surface of the semiconductor substrate, and an electrode including a first electrode connected to the first conductive area and a second electrode connected to the second conductive area. The electrode includes an adhesive layer disposed on the semiconductor substrate or the conductive area, an electrode layer disposed on the adhesive layer and including a metal as a main component, and a barrier layer disposed on the electrode layer and including a metal that is different from the metal of the electrode layer as a main component. The electrode layer has a thickness greater than a thickness of each of the adhesive layer and the barrier layer, and the barrier layer has a higher melting point than a melting point of the electrode layer.

A solar cell includes a semiconductor substrate of a first conductive type, an emitter region having a second conductive type different from the first conductive type and positioned at a first surface of the semiconductor substrate, a semiconductor region positioned directly on a second surface opposite the first surface of the semiconductor substrate, forming a charge accumulation layer on the second surface of the semiconductor substrate, and containing impurities of the first conductive type, a first electrode positioned on the first surface of the semiconductor substrate and coupled to the emitter region, and a second electrode positioned on the second surface of the semiconductor substrate and coupled to the semiconductor substrate.

Growing community of inventors

Seoul, South Korea

Seunghwan Shim