金融界2025年6月14日消息，国家知识产权局信息显示，索尼集团公司申请一项名为“用于定位的往返时间测量的配置”的专利，公开号CN120153288A，申请日期为2023年10月。
专利摘要显示，权利要求公开了一种由通信网络的第一通信节点(320)执行的方法，用于支持用于定位的往返时间RTT测量，该方法包括：获得指示用于相对于第一位置参考信号(301)的通信发送第二位置参考信号(302)的定时目标的消息(341)；在第一接收时间点(t_321)接收第一位置参考信号(301；401；501)，并且根据定时目标在第二发送时间点(t_322)发送第二位置参考信号(302)。另外，权利要求公开了第一通信节点、第二通信节点以及由第二通信节点执行的方法。
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