金融界2025年8月1日消息，国家知识产权局信息显示，滁州爱旭太阳能科技有限公司、珠海富山爱旭太 阳能科技有限公司、深圳爱旭数字能源技术有限公司、天津爱旭太阳能科技有限公司、广东爱旭科技有 限公司、浙江爱旭太阳能科技有限公司、山东爱旭太阳能科技有限公司取得一项名为"一种背接触式太 阳能电池及太阳能电池组件"的专利，授权公告号CN223182585U，申请日期为2024年08月。 专利摘要显示，本实用新型涉及太阳能电池的技术领域，公开一种背接触式太阳能电池及太阳能电池组 件，背接触式太阳能电池包括：设置于隧穿层上的N型掺杂多晶硅层和P型掺杂多晶硅层，N型掺杂多晶 硅层和P型掺杂多晶硅层通过隔离区进行绝缘隔离；覆盖N型掺杂多晶硅层、P型掺杂多晶硅层和隔离区 的第一界面钝化层；设置于第一界面钝化层上的第一表面钝化层；设置于第一表面钝化层上的第一减反 射层；设置于基片背面上的第一电极和第二电极，第一电极贯穿界面钝化层与N型掺杂多晶硅层相接 触，第二电极贯穿界面钝化层与P型掺杂多晶硅层相接触。 天眼查资料显示，滁州爱旭太阳能科技有限公司，成立于2024年，位于滁州市，是一家以从事科技推广 和应用服务业为主的企业。企业注 ...

Group 1 - The core viewpoint of the news is that Jineng Photovoltaic Technology Co., Ltd. has applied for a patent related to the preparation method of the back passivation layer of TOPCon solar cells, which aims to optimize material performance and improve cell conversion efficiency [1] Group 2 - Jineng Photovoltaic Technology Co., Ltd. was established in 2015 and is located in Jinzhong City, primarily engaged in electricity and heat production and supply [2] - The company has a registered capital of 300 million RMB and has participated in 1,206 bidding projects, holding 262 patents and 91 administrative licenses [2]

Group 1 - Shenzhen Jiejiawei Innovation Energy Equipment Co., Ltd. has applied for a patent for a "bifacial selective passivated contact structure solar cell and its preparation method" [1] - The patent application was published under CN120344020A with a filing date of April 2025 [1] - The preparation method involves forming a PN junction on the front side of the silicon wafer through high-temperature boron diffusion and creating a boron-doped P-type polysilicon layer and a phosphorus-doped N-type polysilicon layer on the front and back grid line areas respectively [1] Group 2 - Shenzhen Jiejiawei Innovation Energy Equipment Co., Ltd. was established in 2007 and is primarily engaged in specialized equipment manufacturing [2] - The company has a registered capital of 347.71 million RMB and has invested in 16 enterprises [2] - The company has participated in 87 bidding projects and holds 495 patent information records along with 11 trademark records [2]