A multi-band access radio-over-fiber link with SSB optical millimeter-wave signals based on optical carrier suppression modulation. - Ruijiao Zhang; Jianxin Ma; Wen Liu; Wei Zhou; Yang Yang (Opt. Switch. Netw., 2015)

Optical frequency comb generation using two cascaded polarization modulators. - Yang Yang; Jianxin Ma; Xiangjun Xin 001; Qi Zhang 043; Yi Zhang; Xiaoli Yin; Ruijiao Zhang; Wen Liu (Photonic Netw. Commun., 2016)

Full-duplex link with a unified optical OFDM signal for wired and millimeter-wave wireless accesses based on direct detection. - Ruijiao Zhang; Jianxin Ma (Opt. Switch. Netw., 2017)

A simple bidirectional hybrid optical link for alternatively providing wired and wireless accesses based on an optical phase modulator. - Ruijiao Zhang; Jianxin Ma (Photonic Netw. Commun., 2017)

Long-Term Observation of the Quasi-3-Hour Large-Scale Traveling Ionospheric Disturbances by the Oblique-Incidence Ionosonde Network in North China. - Ruijiao Zhang; Gang Chen 026; Yaxian Li; Shao-Dong Zhang; Wanlin Gong; Zhiqiu He; Min Zhang (Sensors, 2022)