Lg Electronics Inc.

Youngjoo Eo

Heonmin Lee

Sehwon Ahn

Junghoon Choi

Kwangsun Ji

Sunho Kim

Taeho Moon

Seungjoon Lee

Jinhee Park

Seungyoon Lee

Hyunjin Yang

Jeonghun Son

Hojung Syn

Dongjoo You

Wonki Yoon

Suntae Hwang

Hyunja Shim

Discussed is a method of manufacturing a solar cell including preparing a single crystalline silicon substrate having a first conductive type impurity; forming a non-single crystalline silicon emitter layer having a second conductive type impurity opposite to the first conductive type impurity on a first surface of the single crystalline silicon substrate; forming a first transparent conductive oxide layer on the first surface of the single crystalline silicon substrate; forming a first electrode electrically connected to the first transparent conductive oxide layer; and forming a second electrode electrically connected to the single crystalline silicon substrate, wherein the forming of the first electrode includes; forming a first seed layer on the first transparent conductive oxide layer, and forming a first plating layer over the first seed layer by plating a first conductive material.

Solar cell and method of manufacturing the same

Discussed is a solar cell including a single crystalline semiconductor substrate having a first transparent conductive oxide layer positioned on a non-single crystalline emitter layer; a second transparent conductive oxide layer positioned over a rear surface of the single crystalline semiconductor substrate; a first electrode part including a first seed layer directly positioned on the first transparent conductive oxide layer; and a second electrode part including a second seed layer directly positioned on the second transparent conductive oxide layer, wherein the first transparent conductive oxide layer and the first seed layer have different conductivities, and wherein the second transparent conductive oxide layer and the second seed layer have different conductivities.

A solar cell and a method of manufacturing the same are disclosed. The solar cell includes a substrate, at least one emitter layer on the substrate, at least one first electrode electrically connected to the at least one emitter layer, and at least one second electrode electrically connected to the substrate. At least one of the first electrode and the second electrode is formed using a plating method.

A solar cell module and a method for manufacturing the same are discussed. The solar cell module includes a substrate including an electricity generation area and an edge area that are divided by an insulating area, and a plurality of solar cells positioned in the electricity generation area. Each of the solar cells includes a transparent electrode on the substrate, a silicon electricity generation layer on the transparent electrode, and a back electrode on the silicon electricity generation layer. The back electrode of one solar cell is electrically connected to the transparent electrode of another solar cell adjacent to the one solar cell. A side of a transparent electrode of an outermost solar cell adjacent to the insulating area is covered by a side portion of a silicon electricity generation layer of the outermost solar cell exposed in the insulating area.

Solar cell module and method for manufacturing the same

A back contact solar cell and a method for manufacturing the back contact solar cell are discussed. The back contact solar cell includes a substrate made of crystalline silicon having a first conductivity type, a passivation layer on one side of the substrate, an antireflection layer on the passivation layer, a first electrode on the other side of the substrate, a second electrode on the other side of the substrate and separated from the first electrode, a first semiconductor layer disposed between the first electrode and the substrate and having the first conductivity type, and a second semiconductor layer disposed between the second electrode and the substrate and having a second conductivity type that is opposite to the first conductivity type. The passivation layer includes at least one of amorphous silicon oxide and amorphous silicon carbide.

Back contact solar cell and manufacturing method thereof

A solar cell is disclosed. The solar cell includes a substrate, a first electrode on the substrate, a second electrode, and a photoelectric transformation unit between the first electrode and the second electrode. The photoelectric transformation unit includes a first intrinsic (referred to as an i-type) semiconductor layer formed of amorphous silicon doped with at least one of carbon (C) and oxygen (O) as impurities and a second i-type semiconductor layer formed of germanium (Ge)-doped microcrystalline silicon.

Thin film solar cell

A thin film solar cell module is disclosed. The thin film solar cell module includes a substrate and a plurality of cells each including a first electrode positioned on the substrate, a second electrode positioned on the first electrode, and a photoelectric transformation layer positioned between the first electrode and the second electrode. The plurality of cells are divided into a first group and a second group. A plurality of cells included in the first group are electrically connected in series to one another, and a plurality of cells included in the second group are electrically connected in series to one another. The first group and the second group are connected in parallel to each other using a lead wire. The lead wire is positioned on both the first group and the second group.

Growing community of inventors

Seoul, South Korea

Youngjoo Eo