The Farrell Law Firm, P.C.
Method of coating active material of battery and electronic device having the same
A battery is disclosed and includes a positive electrode assembly including a positive electrode substrate, a positive electrode active material coated at one surface of the positive electrode substrate, and a positive electrode tab attached to the one surface of the positive electrode substrate; a negative electrode assembly including a negative electrode substrate, a negative electrode active material coated at one surface of the negative electrode substrate, and a negative electrode tab attached to the one surface of the negative electrode substrate; and a separator located between the positive electrode assembly and the negative electrode assembly, wherein in a first area facing the positive electrode tab at the one surface of the negative electrode substrate, the negative electrode active material is not coated, and in a second area adjacent to the first area in a length direction of the positive electrode tab at the one surface of the negative electrode substrate, the negative electrode active material is coated.
Samsung Electronics Co., Ltd.
H H H Y H H Y H H H H H H H
H01M H01M H01M Y02P H01M H01M Y02E H01M H01M H01M H01M H01M H01M H01M
inventional inventional inventional additional inventional additional additional additional inventional inventional additional additional inventional inventional
Jungsik Woongeun Dohun Junyun
Park Kwak Cha Kim