Communication sensing system and method

The invention provides a communication sensing system and method. The system comprises a sensing transmitting unit which is configured to transmit a sensing signal and a first optical signal, the sensing signal comprises a communication signal and a sensing signal, and the communication signal and the sensing signal are transmitted in the same optical fiber medium; and the sensing receiving unit is configured to receive the sensing signal and the first optical signal, obtain the communication signal according to the sensing signal, and obtain the sensing signal according to the sensing signal and the first optical signal. Organic combination of optical fiber sensing and physical layer encryption transmission is realized in the same optical fiber transmission medium, so that same-frequency, same-time and same-polarization transmission of service information and sensing of an optical fiber link are realized. 本申请提供一种通信感知系统及方法。该系统包括：通感发射单元，被配置为发射通感信号和第一光信号，所述通感信号包括通信信号和感知信号，所述通信信号和所述感知信号在同一光纤介质中传输；通感接收单元，被配置为接收所述