supported by the National Basic Research Program of China ("973" Project) (Grant Nos. 2012CB315702, 2012CB315703);the National Natural Science Foundation of China (Grant Nos. 61090390,61275078);the Foundation for Innovative Research Groups of the National Natural Science Foundation of China (Grant No. 61021003)
A high-speed broadband tunable microwave source utilizing the wavelength tunable characteristics of distributed Bragg reflector(DBR) laser is proposed and demonstrated.The wavelength tuning of the laser is achieved in...