Title :
Reducing the power consumption of the CMA equalizer update for a digital coherent receiver
Author :
Cardenas, Daniel ; Lavery, Domanic ; Watts, Philip ; Savory, Seb J.
Author_Institution :
Dept. of Electron. & Electr. Eng., Univ. Coll. London, London, UK
Abstract :
A reduced complexity multiplier-free CMA equalizer update is proposed and synthesized for a 10 Gb/s receiver using a 45-nm CMOS process. The proposed algorithm allows up to 52% power consumption reduction without penalty in performance.
Keywords :
CMOS analogue integrated circuits; equalisers; integrated optics; optical receivers; CMOS process; bit rate 10 Gbit/s; constant modulus algorithm; digital coherent receiver; power consumption reduction; reduced complexity multiplier-free CMA equalizer update; size 45 nm; Algorithm design and analysis; Complexity theory; Equalizers; Hardware; Optical filters; Power demand; Receivers;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2014
Conference_Location :
San Francisco, CA
Print_ISBN :
978-1-5575-2994-7
DOI :
10.1364/OFC.2014.Th4D.5
