Title :
Optimized phase error tolerance of 16-star quadrature amplitude modulation in coherent optical communication systems
Author :
Zhang, Hongyu ; Zhang, Shaoliang ; Kam, Pooi Yuen ; Yu, Changyuan ; Chen, Jian
Author_Institution :
Dept. of Electr. & Comput. Eng., Nat. Univ. of Singapore, Singapore, Singapore
Abstract :
The approximate bit-error rate (BER) of 16-star quadrature amplitude modulation (QAM) is analytically obtained to optimize its ring ratio, thus enabling it to have larger phase noise tolerance than 16 phase-shift keying and 16QAM.
Keywords :
error statistics; optical communication; optical modulation; phase shift keying; quadrature amplitude modulation; bit-error rate; coherent optical communication systems; phase error tolerance; phase noise tolerance; phase-shift keying; quadrature amplitude modulation; Approximation methods; Bit error rate; Optical fiber communication; Phase noise; Phase shift keying; Quadrature amplitude modulation; Signal to noise ratio;
Conference_Titel :
OptoElectronics and Communications Conference (OECC), 2010 15th
Conference_Location :
Sapporo
Print_ISBN :
978-1-4244-6785-3
