'Codec' diaporamas de présentation

Gateway Deployments

Gateway Deployments. Implementing H.323 Gateways. Overview of H.323 Gateways. H.323 gateways perform these services: Translation between audio, video, and data formats Conversion between call setup signals and procedures Conversion between communication control signals and procedures. PSTN.

1.08k views • 83 slides

Overview of Adaptive Multi-Rate Narrow Band (AMR-NB) Speech Codec

Overview of Adaptive Multi-Rate Narrow Band (AMR-NB) Speech Codec. Presented by Peter. AMR Narrow Band. Adaptive Multi-Rate Codec for narrow band speech (AMR-NB) Specified by 3GPP for GSM/3G Systems Input: 8 kHz sampling rate, 13-bit PCM 20 ms frames, no overlap 8 modes + Comfort noise

726 views • 25 slides

IETF Audio Codec: Quality Testing

358 views • 25 slides

3.6 Multimedia/Digital Media

3.6 Multimedia/Digital Media. Components (Audio and Video) by Francisco Oliveira. Audio. Podcasts . A podcast is a series of digital media files that are released episodically and often downloaded through web syndication. Audio Editing Software.

406 views • 23 slides

DoS Attacks On Wireless Voice Over IP Systems

DoS Attacks On Wireless Voice Over IP Systems. By Brendon Wesley Supervisor- Noria Foukia. Abstract. As converged wireless networks become increasingly widespread, there is an assumption that such systems now have strong confidentiality and reliability.

342 views • 22 slides

Aug 25, 2005

Integration of Advanced Video/Speech Codecs into AccessGrid National Center for High Performance Computing Speaker: Barz Hsu Email: barz@nchc.org.tw. Aug 25, 2005. Outline. Overview NCHC-VIC: Introduction to MPEG4/H.264 codec Codec Optimization NCHC-RAT:

367 views • 22 slides

Analysis, simulation and resultant data from a 6-9GHz OFDM MAC/PHY

Analysis, simulation and resultant data from a 6-9GHz OFDM MAC/PHY. Authors:. Date: 2012-07-17. Abstract. This paper is a presentation of analysis, simulation results and actual data from an OFDM MAC/PHY running in 6-9GHz. Channelization 3~10GHz frequency allocated in USA

279 views • 18 slides

WebRTC Video Processing and Codec Requirements

WebRTC Video Processing and Codec Requirements. Adam Roach Thursday, July 24, 2014 Toronto, Ontario, Canada. What is this?. Dec 2014 - Video Processing and Video Codecs ( draft-ietf-rtcweb-video ) to IESG for publication as Proposed Standard. And where did all these words come from?.

373 views • 15 slides

Network Video Codecs

271 views • 14 slides

Codecs and RTP payload formats in SDPng

232 views • 14 slides

Common Generic RTP Payload Format

Common Generic RTP Payload Format. Anders Klemets. RTP Payload Formats. Each codec bitstream requires an RTP P.F. Defines how the bitstream is encapsulated in RTP. May define a Payload Format Header that should be included in the RTP packet.

305 views • 14 slides

Panasonic Communications Co., Ltd. Office Network Company Edition 1.3 4 th July, 2007

KX-TDE100/200 System (Version 1.0). Panasonic Communications Co., Ltd. Office Network Company Edition 1.3 4 th July, 2007. Chapter 10 FAQ. 1. DSP Card (1) Will the system operate without a DSP? Answer...... Yes but only peer to peer calls between IP-PTs (NT300/NT265D) and

520 views • 10 slides

London Grid for Learning technical conference 30 th june 2014 Video Conferencing Drew Tibble LGfL

London Grid for Learning technical conference 30 th june 2014 Video Conferencing Drew Tibble LGfL. Video Conferencing. Hardware Endpoints.

183 views • 7 slides

CODEC Working Group

CODEC Working Group. IETF 81, Quebec City 1740-1940 28 July 2011. Note Well and IPR Policy. Note Well: everything you say/write here is a Contribution and under BCP 78 and BCP 79

153 views • 7 slides

Different Codec Technologies

Different Codec Technologies. ?????????. ITU-T Codec ?????. ITU-T Codec ????. G.711 A-Law ???????? Mu-Law ????????? G.723.1 ????????????????????????????? G.726 ? G.721 ? G.723 ??????? DECT ??????? Canon ???

234 views • 7 slides

PRI or 3BRI

Jack. DVS CAP Secure Configuration Drawing (Example) (Replace this header with your Site ID). NOTE: This Configuration is only authorized with proper isolation integrated within the A/B Switch, such as optical isolation. (See the current list on the Approved Equipment page.). BLDG/ROOM.

190 views • 6 slides

Cisco 500-006 Specialist Real Exam Questions

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225 views • 5 slides

500-006 Exam Study Guide

CertsChief products pass your IT Certification Exam with 100% money back guaranteed. Using Confirmed test practice questions and preparation material from CertsChief. Please visit at: http://www.certschief.com

88 views • 5 slides

Premium E series DVR

170 views • 2 slides

Set Top Box Block Diagram

Set Top Box Block Diagram. LED Driver PA5110. PAUSB42. PA4220. PA5750 Audio CODEC.

2.01k views • 1 slides