小米汽车新专利获授权，可显著提升电池的能量密度、循环寿命

Core Viewpoint - Xiaomi Automotive Technology Co., Ltd. has recently been granted a patent for "lithium iron phosphate materials and their preparation methods, lithium-ion batteries," indicating a significant advancement in battery technology for electric vehicles and energy storage systems [1] Group 1: Patent Details - The patent involves a lithium iron phosphate material and its preparation method, utilizing both hydroxyl iron phosphate and hydroxyl iron phosphate with metal doping elements as iron sources for precursor preparation [1] - The design incorporates a four-level particle size distribution to effectively enhance the packing density of lithium iron phosphate materials while ensuring high capacity performance [1] Group 2: Application and Market Potential - The lithium iron phosphate material is intended for use in lithium-ion batteries, which can significantly improve energy density, rate performance, and cycle life [1] - This innovation aligns with the growing demand in high-end application markets such as electric vehicles with long-range capabilities and high-efficiency energy storage systems, showcasing strong industrial application prospects [1]