The technology of radio over fiber combines both optical fiber communication and wireless access. ROF uses optical fiber to build the backbone of communication network. Combining both advantages of wired and wireless access, ROF can provide more flexible and reliable high-speed data transmission link for communication. ROF(RadioOverFiber光载无线通信)技术结合光纤通信与无线接入,利用光纤构建骨干通信网络,结合无线终端接入,能够为通信提供更为灵活可靠的高速数据传输。