LONGi Green Energy Technology has filed a patent for a photovoltaic cell with a unique surface design. The cell body includes textured and pitted areas, with pit sizes ranging from 0.5 to 100 microns. The deviation angle between the pit sidewall and cell body thickness is less than 15 degrees. GlobalData’s report on LONGi Green Energy Technology gives a 360-degree view of the company including its patenting strategy. Buy the report here.
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According to GlobalData’s company profile on LONGi Green Energy Technology, Artificial photosynthesis was a key innovation area identified from patents. LONGi Green Energy Technology's grant share as of January 2024 was 64%. Grant share is based on the ratio of number of grants to total number of patents.
Textured photovoltaic cell with pits for improved efficiency
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A recently filed patent (Publication Number: US20240014333A1) describes a novel photovoltaic cell design that aims to enhance energy conversion efficiency. The photovoltaic cell includes a cell body with a surface divided into a first region with a textured structure and a second region with a plurality of pits. The pits have a projection size ranging from 0.5 to 100 microns and a deviation angle of less than 15 degrees from the cell body's thickness direction. Additionally, the pits are arranged in an array with specific spacing criteria to optimize performance.
Furthermore, the patent details methods for preparing such photovoltaic cells, involving the creation of textured structures and micron-scale pits on the cell body's surface. These methods include the deposition of passivation layers on the textured structures and pits, as well as the application of electrodes on specific regions of the cell body. The patent also covers the preparation of photovoltaic cells with single-sided electrodes, providing a comprehensive approach to improving solar energy conversion. Overall, the innovative design and manufacturing processes outlined in the patent offer potential advancements in photovoltaic technology, with applications extending to photovoltaic modules for broader energy generation purposes.
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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.
