ºÝºÝߣshows by User: dcchang / http://www.slideshare.net/images/logo.gif ºÝºÝߣshows by User: dcchang / ºÝºÝߣShare feed for ºÝºÝߣshows by User: dcchang https://cdn.slidesharecdn.com/profile-photo-dcchang-48x48.jpg?cb=1724287723 Assistant Manager of Modem/Protocol at HTC with more than 7-year experience in mobile communication industry. Dedicated in modem protocol stack, SW project management and carrier ecosystem. Lead teams to deliver outstanding projects on schedule. Currently devote myself in VoLTE/IMS area. Areas of expertise include: • Modem project lead (risk assessment, human resource arrangement, project progress) • Familiar with Qualcomm platform (8974, 9x15, 8960, 8930, 9x00, 8250, 8x25, 7x27, 7200) • ST-Ericsson, Marvell and TI platform experience • LTE/HSPA/WCDMA/TDSCDMA/GERAN L23 protocol stack • VoLTE/SRVCC, IMS, SIM, STK, and CSFB • AGPS/AGNSS/LPP and E911 • ARM, Embedded System, and RTOS • C/C+...