阅读说明：本技术 一种d2d系统中的通信方法及终端设备、网络设备 (Communication method in D2D system, terminal equipment and network equipment ) 是由 赵振山 卢前溪 林晖闵 于 2019-05-15 设计创作，主要内容包括：一种D2D系统中的通信方法及终端设备、网络设备,可以避免由于小区外其他终端设备利用小区内终端设备的下行传输资源进行侧行数据传输而造成的对小区内终端设备的下行传输的干扰。一种D2D系统中的通信方法包括：第一终端设备通过第一物理侧行信道发送第一指示信息,所述第一指示信息用于确定所述第一终端设备所在小区的时隙结构。(A communication method, terminal equipment and network equipment in a D2D system can avoid interference on downlink transmission of terminal equipment in a cell caused by that other terminal equipment outside the cell utilizes downlink transmission resources of the terminal equipment in the cell to carry out sidestream data transmission. A communication method in a D2D system comprises the following steps: the method comprises the steps that first terminal equipment sends first indication information through a first physical sidelink channel, wherein the first indication information is used for determining a time slot structure of a cell where the first terminal equipment is located.)