Title :
Generation of 28GBaud and 32GBaud PDM-Nyquist-QPSK by a DAC with 11.3GHz analog bandwidth
Author :
Qi, Junjian ; Bangning Mao ; Gonzalez, Neil ; Le Nguyen Binh ; Stojanovic, N.
Author_Institution :
Eur. Res. Center, Huawei Technol. Duesseldorf GmbH, Munich, Germany
Abstract :
Generations of 28GBaud and 32GBaud PDM-Nyquist-QPSK using a DAC with a sample rate up to 64GSa/s and an analog bandwidth of 11.3GHz are demonstrated. By bandwidth limitation pre-equalization, a Q-gain of 0.8 dB is achieved in B2B experiments.
Keywords :
digital-analogue conversion; optical fibre networks; quadrature phase shift keying; wavelength division multiplexing; DAC; PDM-Nyquist-QPSK; WDM; analog bandwidth; bandwidth 11.3 GHz; bandwidth limitation preequalization; gain 0.8 dB; optical fiber network; Bandwidth; High-speed optical techniques; Modulation; Optical crosstalk; Optical filters; Optical pulse shaping; Optical transmitters;
Conference_Titel :
Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013
Conference_Location :
Anaheim, CA
Print_ISBN :
978-1-4799-0457-0
