'Packet voice' presentation slideshows

690 views • 51 slides

Multi-channel Echo Cancellers for Packet Telephony using a low cost DSP

Multi-channel Echo Cancellers for Packet Telephony using a low cost DSP. Krishna V V, Jitendra Rayala, Joseph Yau, Brendon Slade DSP Products Division LSI Logic. Plan. Line Echo Cancellation Overview Echo Sources and Cures EC for packet Voice Echo Canceller Internals

471 views • 32 slides

Voice over the Internet (the basics)

Voice over the Internet (the basics). CS 7270 Networked Applications & Services Lecture-2. Outline. Basics about voice encoding Packetization trade-offs Architecture of basic VoIP tool Playback buffer (jitter buffer) A daptive playback buffers?

447 views • 30 slides

Wireless Internet Telephony

Wireless Internet Telephony. Tom La Porta Director, Networking Techniques Research Department Bell Labs, Lucent Technologies. Outline. Background and Overview Transport mobility management and QoS wireless specific services Signaling and Control mobility management

409 views • 24 slides

Digital Trunk (T1)

Switch. Switch. Digital Trunk (T1). Digital Trunk (T1). Switch. Switch. Circuit-to-Packet Converter (gateway). Digital Trunk (T1). Switch. Switch. F. TS1. TS2. TS3. TS22. TS23. TS24. DS1/T1 Basics (do E1s have robbed bit signaling?). Digital Trunk (T1).

283 views • 5 slides