Preface

The International Workshop on Signal Design and Its Applications in Communications (IWSDA´15) being held on the campus of the Indian Institute of Science (IISc), Bengaluru, India from September 13?19, 2015 is the seventh in a series of biannual workshops that date back to September 2001 in Chengdu, China. The first workshop in Chengdu was followed respectively by workshops held in Yamaguchi, Japan (October 2005), Chengdu, China (September 2007), Fukuoka, Japan (October 2009), Guilin, China (October 2011) and Tokyo, Japan (October-November, 2013). The aim of the workshop series is to foster fruitful interaction among signal designers, coding theorists, cryptographic researchers and communications practitioners worldwide.