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1 | Video Everywhere: Mobile Video | April 2011Alcatel-Lucent
Copyright 2010-2011 All Rights Reserved
Document Cover Sheet
Project Number PN-3-0062-RV2
Document Title Discussion of Generic Video and Network Characteristics for Future Work
Source Alcatel-Lucent
Contact Les J. Wu
Alcatel-Lucent
600 Mountain Avenue
Room 2b-219
Murray Hill, NJ 07974
Phone: 908-582-4964
Fax: 908-582-4964 Email: [email protected]
Distribution TR-30.3
For Incorporation Into TIA Publication X For Information
Intended Purpose of Document (Select one) Other (describe) -
The document to which this cover statement is attached is submitted to a Formulating Group or sub-element thereof of the Telecommunications Industry Association (TIA) in accordance with the provisions of Sections 6.4.1–6.4.6 inclusive of the TIA Engineering Manual dated October 2009, all of which provisions are hereby incorporated by reference.
Abstract
Background for discussion of video, its characteristics, and limitations of current TIA 921B standard.
Telecommunications Industry Association TR-30.3/11-04-003Austin, TX April 4-5, 2011
2 | Video Everywhere: Mobile Video | April 2011Alcatel-Lucent
Copyright 2010-2011 All Rights Reserved
Current Mobile Video Habits (Strategy Analytics)
Less than 50% users viewing video weekly
>37% over 3G/4G network
Significant proportion of video traffic is over-the-top.
3 | Video Everywhere: Mobile Video | April 2011Alcatel-Lucent
Copyright 2010-2011 All Rights Reserved
Progressive Download
Identical YT-HD Views (5s average)
8:05 HD (720p) view of Shuttle Landing: http://www.youtube.com/watch?v=7rfmb3uuLE8
Greedy client pulls as hard as it can on the network!
4 | Video Everywhere: Mobile Video | April 2011Alcatel-Lucent
Copyright 2010-2011 All Rights Reserved
Bandwidth Utilization
0
1000000
2000000
3000000
4000000
5000000
6000000
7000000
8000000
9000000
10000000
mins
bits/s
YT IPTV-vbr Hulu podcast silverlight
5 | Video Everywhere: Mobile Video | April 2011Alcatel-Lucent
Copyright 2010-2011 All Rights Reserved
Netflix @ Home
Netflix over 15Mbit/2Mbit Cable Service
Initial 50s · 10Mbit burst download to build up
client buffer
~2Mbit average bitrate
50s · 8Mbit 200s excess buffer
Downloads very bursty (see detail)
6 | Video Everywhere: Mobile Video | April 2011Alcatel-Lucent
Copyright 2010-2011 All Rights Reserved
Netflix Streaming over 3G
VZW/Red ~1.2Mbit
TMOB/Blue 3Mbit adapting to
1Mbit
AT&T: No Joy
ipad – 1024x768ipod – 480x320, 960x640
7 | Video Everywhere: Mobile Video | April 2011Alcatel-Lucent
Copyright 2010-2011 All Rights Reserved
3G Drive Tests
Drive tests conducted for 3 networks
over a common route
Distinct differences in coverage and
performance seen
iperf throughput measurements also
made
These data can be used in lab
emulation experiments
A
www.sensorly.com
8 | Video Everywhere: Mobile Video | April 2011Alcatel-Lucent
Copyright 2010-2011 All Rights Reserved
Ideal LTE PDV Measurement
Single Sector, Single Radio, emulated packet core 1350-byte ping responses with unloaded network with and without iperf loading
9 | Video Everywhere: Mobile Video | April 2011Alcatel-Lucent
Copyright 2010-2011 All Rights Reserved
4G Mobile Network Architecture
Video Server
InternetLTE Uu
X2
S1-U S5/S8
S11
S1-MME
S6a
SGi
Gx Tx
eNodeB
eNodeB
PGWSGW
MME PCRFHSS
Operator IPNetwork
10 | Video Everywhere: Mobile Video | April 2011Alcatel-Lucent
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720x480i MPEG-2 MP/ML6Mbit Avg DVD (9.5Mbit Peak)
1920x1080i MPEG-217Mbit ATSC
424x240p H.264 baseline:2.1
690kbit Podcast
Sample Bitrate Structures
720x480i H.264 Main:3.01.8Mbit re-encoded from
DVD
576x320p H.264 baseline:3.0800kbit iTouch4
11 | Video Everywhere: Mobile Video | April 2011Alcatel-Lucent
Copyright 2010-2011 All Rights Reserved
Linux Rate Shaping Initial Tests