Lg Electronics Inc.

Industry-University Cooperation Foundation Sogang University

Shangrao Jinko Solar Technology Development Co., Ltd

Shangrao Xinyuan Yuedong Technology Development Co. Ltd.

Jaewon Chang

Jinsung Kim

Youngho Choe

Philwon Yoon

Jaehyun Kim

Youngho Kim

Changseo Park

Sangheon Lee

Jongmin Lee

Changoh Kim

Yoonsil Jin

Hyunjung Park

Goohwan Shim

Hyunho Lee

Junghoon Choi

Kyungjin Shim

Soohyun Kim

Kyungchul Woo

Sooyoung Oh

Wooyoung Kim

Hyungseok Kim

Myonghun Im

Moonhee Hong

Byoung-Hoon Kim

Jaewon Kim

Dong-Uk Lee

Donghae Oh

Wonjin Sung

Jun-Ho Jo

Chulchae Choi

Ki Jun Kim

Hyojun Kim

Kyeonghwan Kim

Ilhyoung Jung

Sunho Lee

Chilkeun Park

Jinwoong Kim

Seunghwan Shim

Sunku Kwon

Haejong Cho

Jinah Kim

Bonkwon Koo

Wonjae Chang

Kiseong Jeon

Byungkeol Choi

Heakyung Yoo

Heejin Nam

Chunghyun Lim

Dong-Hoon Yi

Deokkyu Kim

Bonkwon Ko

Hangil Park

The present invention relates to a display device, and more particularly, to a display device using semiconductor light-emitting devices of several micrometers to tens of micrometers in size. The present invention provides a display device comprising: a base part; a plurality of assembly electrodes which is arranged on the base part and which generates an electric field when power is applied thereto; a dielectric layer formed to cover the assembly electrodes; and a plurality of semiconductor light-emitting devices arranged on the dielectric layer; wherein each of the semiconductor light-emitting devices comprises: a first assembly control layer formed at a portion of the whole area of one surface facing the dielectric layer; and a second assembly control layer formed at the other portion of the whole area of the one surface facing the dielectric layer, and made of a material different from that of the first assembly control layer.

Display device using semiconductor light-emitting devices having a passivation layer

According to the present disclosure, a substrate for manufacturing a display device has a structure in which a semiconductor light-emitting device package composed of a plurality of electrodes and semiconductor light-emitting devices can be uniformly aligned. As a result, according to the present disclosure, a semiconductor light-emitting device package that has been transferred by a pick-and-place method in the related art may be allowed to be transferred through self-assembly, thereby having an effect of improving process efficiency (improving process speed and reducing time).

Substrate for manufacturing display device and a manufacturing method using the same

The display device includes a substrate, a first and second assembly wirings on the substrate, a partition having a hole on the first and second assembly wirings, and a semiconductor light emitting device in the hole, wherein the hole configured to have an inner side with a first obtuse angle to a lower side, and wherein the semiconductor light emitting device configured to have at least one side having a second obtuse angle with respect to the lower side.

Display device

The present disclosure is applicable to a display apparatus-related technology field, and relates to, for example, a display apparatus using a micro light emitting diode (LED), which is a semiconductor light emitting device. The present invention provides a display apparatus using a light emitting device operated in an active matrix scheme, the display apparatus comprising: a substrate; a pixel area layer configuring multiple pixel areas, which are arranged on the substrate and each of which includes a light emitting area and a pixel transistor area; and an assembly wiring layer including multiple pairs of assembly wires arranged between the substrate and the pixel area layer, wherein each of the pixel areas may include a light emitting area in which a light emitting device is mounted, and a pixel transistor area, which is positioned in a first direction with respect to the light emitting area and in which a thin film transistor for lighting the light emitting device is disposed, and the assembly wires may be arranged in a second direction different from the first direction.

Display apparatus using semiconductor light emitting device

A solar cell panel that includes: a plurality of solar cells that include a first solar cell and a second solar cell, the plurality of solar cells having respective lengths in a first direction and respective widths in a second direction; and one or more connecting members that electrically connect two adjacent solar cells of the plurality of solar cells, wherein the first solar cell includes a first inclined portion at a first side of the first solar cell, wherein the second solar cell includes a second inclined portion at a first side of the second solar cell, and wherein a first width of the first solar cell in the second direction is different from a second width of the second solar cell in the second direction is disclosed.

Solar cell panel

Disclosed is a solar cell panel including: a semiconductor substrate having a long axis and a short axis that intersect; a first conductivity type region formed on one surface of the semiconductor substrate; a second conductivity type region formed on the other surface of the semiconductor substrate; a first electrode electrically connected to the first conductivity type region; and a second electrode electrically connected to the second conductivity type region. The first electrode includes: a plurality of finger lines positioned in a first direction parallel to the long axis and being parallel to each other; and a plurality of bus bars including a plurality of pad portions positioned in a second direction parallel to the short axis. The plurality of pad portions include a first outer pad and a second outer pad located on opposite ends of the plurality of bus bars in the second direction, respectively.

Solar cell and solar cell panel including the same

The present invention relates to a robot and method for estimating an orientation on the basis of a vanishing point in a low-luminance image, and the robot for estimating an orientation on the basis of a vanishing point in a low-luminance image according to an embodiment of the present invention includes a camera unit configured to capture an image of at least one of a forward area and an upward area of the robot and an image processor configured to extract line segments from a first image captured by the camera unit by applying histogram equalization and a rolling guidance filter to the first image, calculate a vanishing point on the basis of the line segments, and estimate a global angle of the robot corresponding to the vanishing point.

Robot of estimating direction based on vanishing point of low luminance image and method estimating thereof

A solar cell panel can include a plurality of solar cells; and a diode member connected to the plurality of solar cells, the diode member being formed of a solar cell unit disposed within the solar cell panel under at least a portion of one of the plurality of solar cells at a non-light-incident region.

A method for manufacturing a solar cell, includes providing a silicon substrate, forming an oxide layer on a first surface of the silicon substrate, forming a doped polycrystalline silicon layer on the oxide layer, forming a passivation layer on the doped polycrystalline silicon layer, printing a metal paste on the passivation layer, and forming a metal contact connected to the doped polycrystalline silicon layer by firing the metal paste to penetrate the passivation layer.

Solar cell

A solar cell includes a silicon substrate, an emitter area formed on a front surface of the silicon substrate, a tunneling oxide layer formed on a back surface of the silicon substrate, a back surface field area formed on the tunneling oxide layer and formed of a polycrystalline silicon layer, a back passivation film formed on the back surface field area and having an opening, and a back electrode connected to the back surface field area via the opening.

A bi-facial solar cell includes a silicon substrate, a first doped region formed on a front surface of the silicon substrate, an oxide layer formed on a back surface of the silicon substrate, a second doped region formed on the oxide layer and formed of a polycrystalline silicon layer, a first passivation layer formed on the first doped region, a first anti-reflection layer formed on the first passivation layer, a plurality of first finger electrodes connected to the first doped region through a first opening in the first passivation layer and the first anti-reflection layer, a second passivation layer formed on the second doped region, a second anti-reflection layer formed on the second passivation layer, and a plurality of second finger electrodes connected to the second doped region through a second opening in the second passivation layer and the second anti-reflection layer.

Discussed is a solar cell including a semiconductor substrate, a first tunneling layer entirely formed over a surface of the semiconductor substrate, a first conductive type area disposed on the surface of the semiconductor substrate, and an electrode including a first electrode connected to the first conductive type area.

A solar cell panel includes a solar cell string including a plurality of solar cells connected to each other and arranged in a first direction, a connection member that connects two adjacent solar cells of the plurality of solar cells to each other in the first direction and that is located an overlapped portion between the two adjacent solar cells, the connection member including a first conductive material, a first interconnector connected to an end solar cell positioned at an end of the solar cell string, a second interconnector connected to the first interconnector, a first connection structure that connects the end solar cell to the first interconnector and that includes the first conductive material, and a second connection structure that connects the first interconnector to the second interconnector and that includes a second conductive material that is different from the first conductive material.

A solar cell is disclosed. The solar cell includes a substrate of a first conductive type; a plurality of emitter layers having a second conductive type opposite the first conductive type, the plurality of emitter layers positioned in a first surface of the substrate and extended in a first direction in the first surface of the substrate; a plurality of surface field layers having the first conductive type more heavily doped than the substrate, the plurality of surface field layers positioned in the first surface of the substrate and extended in the first direction in the first surface of the substrate; a passivation layer positioned on the first surface of the substrate and including a plurality of first openings exposing portions of each of the plurality of surface field layers and a plurality of second openings exposing portions of each of the plurality of emitter layers; a plurality of first electrodes positioned in the plurality of first openings and contacting the plurality of surface field layers; a plurality of second electrodes positioned in the plurality of second openings and contacting the plurality of emitter layers; a plurality of first conductive members positioned on the plurality of first electrodes; and a plurality of second conductive members positioned on the plurality of second electrodes.

Solar cell and solar cell module

Solar cell module

Growing community of inventors

Seoul, South Korea

Jaewon Chang