国家知识产权局信息显示,比亚迪股份有限公司申请一项名为“保护罩、电声转换组件、车门装置和车辆”的专利,公开号CN 120751305 A,申请日期为2025年07月。专利摘要显示,本申请提供一种保护罩、电声转换组件、车门装置和车辆,应用于电声转换器的保护技术领域。旨在解决如何提高电声转换器的侧向输入或者输出的声音信号的强度的问题。其中,保护罩包括沿第一方向依次排列的多个格栅,相邻两个格栅之间形成...
Source Link国家知识产权局信息显示,比亚迪股份有限公司申请一项名为“保护罩、电声转换组件、车门装置和车辆”的专利,公开号CN 120751305 A,申请日期为2025年07月。专利摘要显示,本申请提供一种保护罩、电声转换组件、车门装置和车辆,应用于电声转换器的保护技术领域。旨在解决如何提高电声转换器的侧向输入或者输出的声音信号的强度的问题。其中,保护罩包括沿第一方向依次排列的多个格栅,相邻两个格栅之间形成...
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