Lg Electronics Inc.

Shangrao Jinko Solar Technology Development Co., Ltd

Trina Solar Co., Ltd.

Shangrao Xinyuan Yuedong Technology Development Co. Ltd.

Haejong Cho

Jinsung Kim

Donghae Oh

Hyunho Lee

Youngsik Lee

Yoonsuk Choi

Sungjin Kim

Youngwook Kim

Sunghyun Hwang

Seongeun Lee

Wondoo Song

Juhwa Cheong

Minho Choi

Gyeayoung Kwag

Myungjun Shin

Junyong Ahn

Jaewon Chang

Daehee Jang

Youngsung Yang

Minpyo Kim

Wonjae Chang

Hyeyoung Yang

Taeyoung Kwon

Chunghyun Lim

Younggu Do

Jisoo Ko

Yangwoo Byun

Taehee Shin

Mann Yi

Sungyeon Cho

Wonsuk Han

Sungbong Ma

Jeonghun Yu

Hansang Kim

Jingsung Kim

A solar cell module includes an upper substrate, a lower substrate opposite the upper substrate, a solar cell panel positioned between the upper substrate and the lower substrate, the solar cell panel including a plurality of solar cells which are arranged in a matrix form and are connected to one another through a wiring member, a passivation layer configured to package the solar cell panel, a frame configured to surround an outer perimeter of the solar cell panel, a connection terminal configured to connect two adjacent strings in the solar cell panel, and a cover member configured to cover the connection terminal.

Solar cell module

A solar cell includes a substrate having a front surface and a back surface; an emitter formed on the front surface of the substrate; a plurality of first electrodes positioned on the emitter and extended in first direction; a plurality of first bus lines positioned on the emitter and extended in second direction crossing to the first direction; a plurality of back surface field regions formed on the back surface of the substrate and extended in the first direction; a plurality of second electrodes positioned on the plurality of back surface field regions and extended in the first direction; and, a plurality of second bus lines extended in the second direction.

Solar cell

Discussed is a solar cell including a first conductive region positioned at a front surface of a semiconductor substrate and containing impurities of a first conductivity type or a second conductivity type, a second conductive region positioned at a back surface of the semiconductor substrate and containing impurities of a conductivity type opposite a conductivity type of impurities of the first conductive region, a first electrode positioned on the front surface of the semiconductor substrate and connected to the first conductive region, and a second electrode positioned on the back surface of the semiconductor substrate and connected to the second conductive region. Each of the first and second electrodes includes metal particles and a glass frit.

A solar cell is disclosed. The solar cell includes a first conductive region positioned at a front surface of a semiconductor substrate and containing impurities of a first conductivity type or a second conductivity type, a second conductive region positioned at a back surface of the semiconductor substrate and containing impurities of a conductivity type opposite a conductivity type of impurities of the first conductive region, a first electrode positioned on the front surface of the semiconductor substrate and connected to the first conductive region, and a second electrode positioned on the back surface of the semiconductor substrate and connected to the second conductive region. Each of the first and second electrodes includes metal particles and a glass frit.

A solar cell that includes: a semiconductor substrate that has a length in a first direction and a width in a second direction, the second direction being different from the first direction; a first conductive region that is coupled to the semiconductor substrate; and a first electrode that is electrically connected to the first conductive region, wherein the first electrode comprises: a plurality of finger electrodes that extend in the first direction; and a connection electrode that extends in the second direction, that electrically connects two or more of the plurality of finger electrodes to each other, and that is separated from the first conductive region, and a solar cell panel including the solar cell are disclosed.

Solar cell and solar cell panel including the same

Discussed is a solar cell including a photoelectric converter and first and second electrodes connected to the photoelectric converter. The first electrode includes a finger electrode including a plurality of finger electrode portions and a bus bar electrode including a main portion formed in a direction crossing the finger electrode portions, and at least one protrusion protruding from the main portion and formed in the direction crossing the plurality of finger electrode portions. The protrusion is formed across at least two of the finger electrode portions.

A solar cell module is disclosed. The solar cell module includes a plurality of solar cells each including first electrodes collecting carriers of a first conductive type and second electrodes collecting carriers of a second conductive type opposite the first conductive type, the plurality of solar cells being positioned adjacent to one another, and a plurality of wiring members configured to electrically connect the first electrodes to the second electrodes of adjacent solar cells. The plurality of wiring members are positioned in parallel with one another. The plurality of wiring members include a first wiring member disposed in a corner area of one solar cell having a corner with a curved edge and a second wiring member disposed in a non-corner area of the one solar cell except the corner 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.

Solar cell panel

A solar cell module includes a plurality of solar cells each including a semiconductor substrate, an emitter region forming a p-n junction along with the semiconductor substrate, a first electrode connected to the emitter region, and a second electrode connected to a back surface of the semiconductor substrate; and a plurality of wiring members connected to the first electrode or the second electrode and configured to electrically connect the plurality of solar cells in series, wherein a number of wiring members connected to the first electrode or the second electrode of each solar cell is 6 to 30, and the wiring members have a circular cross-section.

A solar cell module includes an upper substrate, a lower substrate opposite the upper substrate, a solar cell panel positioned between the upper substrate and the lower substrate, the solar cell panel including a plurality of solar cells which are arranged in a matrix form and are connected to one another through a wiring member to form strings, a passivation layer configured to package the solar cell panel, a frame configured to surround an outer perimeter of the solar cell panel, a connection terminal configured to connect two adjacent strings in the solar cell panel, and a cover member configured to cover the connection terminal.

A solar cell includes a substrate of a first conductive type, a plurality of first electrodes positioned on one surface of the substrate in parallel with one another, and a plurality of back surface field regions which are positioned respectively correspondingly to the plurality of first electrodes, are separated from one another, and are doped with impurities of the first conductive type at a concentration higher than the substrate. Each back surface field region includes discontinuous regions in a longitudinal direction of the first electrodes. An impurity concentration of the discontinuous regions is lower than an impurity concentration of the back surface field region.

A solar cell module includes a plurality of solar cells each including a substrate, an emitter region positioned at a back surface of the substrate, first electrodes electrically connected to the emitter region, second electrodes electrically connected to the substrate, a first current collector positioned at ends of the first electrodes, and a second current collector at ends of the second electrodes, and a first connector connecting a first current collector of a first solar cell of the plurality of solar cells to a second current collector of a second solar cell adjacent to the first solar cell. The first current collector of the first solar cell and the second current collector of the second solar cell each have a different polarity.

A bifacial solar cell is discussed. The bifacial solar cell includes a substrate, a p-type doped region positioned at a first surface of the substrate, a P-type electrode part electrically connected to the p-type doped region, an n-type doped region positioned at a second surface of the substrate, and an N-type electrode part electrically connected to the n-type doped region. The P-type electrode part is formed of a first inorganic solid powder including a first powder, which contains silver (Ag) and has an average diameter of about 0.2 &#x3bc;m to 1 &#x3bc;m, and a second powder, which contains a group III element and has an average diameter of about 1 &#x3bc;m to 5 &#x3bc;m. The N-type electrode part is formed of a second inorganic solid powder including only the first powder.

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Seoul, South Korea

Haejong Cho