Changsong Xie is a Senior R&D Manager at Huawei Technologies, where they have led the optical technology department at the Huawei European R&D Center since 2008. Prior to this role, they worked as a Senior Engineer at Nokia Siemens Networks, focusing on DWDM system design and network planning from 2007 to 2008. Earlier in their career, Changsong served as a Senior Research Scientist at Siemens AG, specializing in optical networks and transmission from 2005 to 2006. Changsong earned a Dr.-Ing. in Communications Engineering from Bundeswehr University Munich between 1994 and 1999.
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