Multimedia SystemsMW 12:00-13:15, Rm445

Doug Young SuhMedia Lab. Rm401

suh@khu.ac.kr Last update : August 30, 2015

OutlineMarket for mobile multimedia Information theory and source coding Network aware video coding QoS protocols of transport/network layers Wireless MAC/PHY protocols QoS standardization and future works 10/16 Mid-termChannel coding : basic Channel coding : Turbo code Channel coding : Raptor code Project presentations12/11 Final exam

23年 4月 21日 MediaLab , Kyunghee University

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Contents in detail• Overview

• What does market want from mobile multimedia? • Social and cultural needs and corresponding technology.

• Media and media codec 2-1 Media format (sound and video) 2-2 Information theory and quantization in multi-media : Definition of entropy, pdf and multimedia compression. 2-3 Transform : Principle of frequency transformation, DCT(Discrete Cosine Transform) 2-4. Video codec : History of video codec (MPEG-2 SVC), video codec with MEMC/DCT, QoS tools in video codec

• QoS protocols 3-1 Media traffic : characteristics of video/audio/data traffic for simulating different media traffic 3-2 QoS tools in transport layer : RTP format, RTCP based QoS monitoring, FEC 3-3 QoS tools in network layer 1 : RSVP/intServ and per-flow QoS protocols 3-4 QoS tools in network layer 2 : diffServ and per-class QoS protocols

• Wireless MAC/PHY protocols 4-1 Principles in PHY/MAC : channel capacity, basic medium access control protocols 4-2 WLAN PHY : channel degradation of WLAN 4-3 WLAN MAC 1 : DCF and PCF 4-4 WLAN MAC 2 : enhanced QoS of EDCA

• QoS standardization and future works 5-1 3GPP UMTS and QoS (43 slides)5-2 IEEE802.16 and QoS (28 slides)5-3 Future mobile multimedia : current issues in mobile multimedia (12 slides)

• Channel coding CC1 Block code : general principle of block based channel codes, Hamming (7, 4) code (22 slides)CC2 Reed Solomon code and its application to mobile multimedia (16slides)CC3 Convolutional code (13slides)

23年 4月 21日 MediaLab , Kyunghee University

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강의 개요수업게시판 : cmm.khu.ac.kr/multimediaClass notes

Webdisk.khu.ac.kr UN: 006187 PW: multimedia

점수배분시험 (30% + 30%) + 출석 (10%) + 과제 (30%)

시험 중간고사 (30%) + 학기말고사 (30%)

과제아이디어 (10%): ~Sep. 30PoC(Proof of Concept) (10%): ~Nov. 30기타 ( 수업참여도 등 ) 10%

23年 4月 21日 MediaLab , Kyunghee University

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