Fig. 1. Principle of the wireless optical fiber integration system.

Fig. 2. Experimental setup for the 10 Gb/s 16QAM signal transmission over the wireless-fiber integration link without the DML or the fiber. (a) Optical spectrum (0.01 nm resolution) after PM-OC. (b) The gain curve of the W band amplifier.

Fig. 3. BER versus different powers being input into a 100 GHz PD. (a) Electrical signal spectrum before the digital storage OSC (−7  dBm input power into a 100 GHz PD). (b) Constellation after DSP (−7  dBm input power into a 100 GHz PD).

Fig. 4. Experimental setup for the 10 Gb/s 16QAM signal transmission over the wireless-fiber integration link with the DML and 2 km fiber in the receiver. (a) DML power versus DC bias. (b) Optical spectrum of the DML.

Fig. 5. BER versus input power into a 15 GHz PD for the 10 Gb/s 16QAM signal transmission with the DML. (a) Electrical signal spectrum before the digital storage OSC (−2  dBm input power into a 15 GHz PD). (b) Constellation after DSP (−2  dBm input power into a 15 GHz PD).