Jack Chang

saratoga, California

Electrical Engineering

Internet Advertising: Display Advertising (CTR, CPC, CPM, CPA, QS), Targeting, Ad Exchange, Ad Network, DSP (Demand-Side-Platform), Video Advertising, Mobile Advertising, Interactive Advertising

Telecommunications and Computer Telephony: Telephony, Computer Telephony, Software, Voice-over-IP (VoIP), VoIP Protocols, Session Initiation Protocol (SIP), H.323, Unified Communications, Unified Messaging, Voice Mail, Private Branch Exchange (PBX or PABX), Interactive Voice Response (IVR), IP-PBX,

Computer Networking: Local Area Network (LAN), Wide Area Network (WAN)

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