Institute of Quantum Information and Technology;
Nanjing University of Posts and Telecommunications;
Nanjing 210003;
China;
Key Lab of Broadband Wireless Communication and Sensor Network Technology(Ministry of Education);
Nanjing University of Posts and Telecommunications;
Nanjing 210003;
China;
National Engineering Research Center of Telecommunication and Networks;
Nanjing University of Posts and Telecommunications;
Nanjing 210003;
China;