emerging wireless multimedia services and technologies phần 6 docx
environmental engineering dictionary and directory phần 6 docx
... latitude 66 °34′
north and 66 °34′ south to the poles.
polder An area of dry, low-lying land that has been reclaimed from a body of
water and is maintained through the use of dikes. In the Netherlands, ... demand has been
satisfied. Also called “second-stage biochemical oxygen demand.”
nitrogenous BOD See “nitrogenous oxygen demand.”
nitrogenous oxygen demand (NOD) That portion of the ox...
MONEY, MACROECONOMICS AND KEYNES phần 6 docx
... imply
that
6
(24)
and
. (25)
Substituting (20) and (25) into (23), we get
( 26)
and
. (27)
Equations ( 26) and (27) capture the short-run determination of employment and
output by aggregate demand. An ... aggregate demand and supply matched and expectations were ful-
filled.
In telling this story, both Keynes and Vicky distinguished between two versions
or, rather, two con...
Advanced wireless networks 4g technologies phần 6 docx
... =
⎧
⎪
⎪
⎪
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⎨
⎪
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⎪
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−5.8 −18.2 −55.3 −20.3 −33 .6
− 36. 0 −9.7 −43.5 −22.2 −15.9
−41 .6 −30.9 −9.3 −38 .6 − 36. 5
−14.2 −20 .6 −38.5 6. 8 − 36. 6
−22 .6 −23.9 −20.1 − 16. 4 −10.8
⎫
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The tradeoff ... JWBK083-12 JWBK083-Glisic February 23, 20 06 4:54 Char Count= 0
CDMA CELLULAR MULTIMEDIA WIRELESS NETWORKS 425
0.5 1 1.5 2 2.5 3 3.5 4
2
4
6
8
10
12
14
16
18
2...
emerging wireless multimedia services and technologies phần 1 pps
... Rahman
11 .1 Introduction 319
11 .1. 1 Basic Concepts 319
11 .1. 2 Brief History 320
11 .1. 3 Standardization 3 21
11. 1.4 Issues 323
11 .1. 5 Overview of Chapter 323
11 .2 Client 323
11 .2 .1 Desktop 323
11 .2.2 ... 326
11 .4 Protocols 327
11 .4 .1 OMA Wireless Village 327
11 .4.2 IETF SIP/SIMPLE 3 31
11. 4.3 XMPP 335
11 .4.4 Functional Comparison 337
11 .4.5 Gateways 339...
emerging wireless multimedia services and technologies phần 2 pdf
... representation
CIF 28 8 Â 3 52 NO 4 :2: 0
QCIF 144 Â 176 NO 4 :2: 0
SQCIF 96 Â 128 NO 4 :2: 0
SIF- 625 28 8 Â3 52 25 NO 4 :2: 0
SIF- 525 24 0 Â3 52 30 NO 4 :2: 0
PAL 576 Â 720 25 YES 4 :2: 2
NTSC 486 Â 720 29 .97 YES 4 :2: 2
HDTV 720 ... 573–5 82, September/October 1994.
[20 ] ITU-T, Recommendation G. 722 .2 – wideband coding of speech at around 16 kbit/s using adaptive multi-rate
w...
emerging wireless multimedia services and technologies phần 3 ppt
... RTP packet.
G7 23: G7 23 is specified in ITU Recommendation G.7 23. 1, ‘Dual-rate speech coder for multimedia
communications transmitting at 5 .3 and 6 .3 kbit/s’. The G.7 23. 1 5 .3/ 6 .3 kbit/s codec was ... PSS;
Protocols and codecs (Rel.6.1.0, 09-2004).
[34 ] 3GPP TR22. 233 : Technical Specification Group Services and System Aspects; Transparent end-to-end PSS;
Stage 1 (Rel...
emerging wireless multimedia services and technologies phần 4 doc
... 1 .47 5
200 3.129 1.839
40 0 3.856 2.566
600 4. 583 3.293
800 5.310 4. 020
1000 6.038 4. 748
1200 6.765 5 .47 5
140 0 7 .49 2 6.202
1600 8.220 6.930
1800 8. 947 7.657
2000 9.6 74 8.3 84
2200 10 .40 1 ... provided via two mechanisms: the user priority and the frame lifetime.
Emerging Wireless Multimedia: Services and Technologies Edited by A. Salkintzis and N. P...
emerging wireless multimedia services and technologies phần 5 docx
... mostly
# 1
BandBand Band BandBand Band Band Band Band Band Band Band Band
# 2 # 3 # 5 # 6 # 7 # 8 # 9 # 10 # 11 # 12 # 13# 4
3432
MHz
3960 4488 50 16 58 08 6336 6864 7392 7920 8448 8976 950 4 10032
MHz ... Mode 1 is mandatory and operates in frequency bands 1–3,
i.e. Group A. Mode 2 is optional and uses seven frequency bands, three bands from group A and four
bands from group C. Gro...
emerging wireless multimedia services and technologies phần 6 docx
... to
0.0E+00
1.0E-02
2.0E-02
3.0E-02
4.0E-02
5.0E-02
6. 0E-02
7.0E-02
8.0E-02
4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 64 68 72 76 80 84 88 92 96 10
Number of UMTS roamers
MSDU loss rate for data ... teleservices and supplementary services, for compatibility, the
UMTS architecture emphasizes service capabilities, that is, parametric bearer services and mechanisms
required to im...
emerging wireless multimedia services and technologies phần 7 doc
... display size
and limited bandwidth requirements, to access services and applications in an efficient manner. WAE
allows the creation of systems and services that are specifically tailored for wireless ... 2003, RFC 3455.
[ 17] M. Handley and V. Jacobson. SDP: Session Description Protocol, April 1998, RFC 23 27.
[18] K.D. Wong and V.K. Varma, Supporting real-time IP multimedia...
emerging wireless multimedia services and technologies phần 8 pot
... portable
and can allow a discreet reception of such contents.
314 Multimedia Messaging Service (MMS)
WSDL (Web Services Description Language) and HTTP. The first two technologies, SOAP and XML,
are ... to
communicate and interact with each other to support the IMP services in a legacy CLI client.
The Wireless Village Protocol Suite runs at the application level, and is comp...
emerging wireless multimedia services and technologies phần 9 pdf
... June 199 9.
[24] P. Saint-Andre, Mapping the Extensible Messaging and Presence Protocol (XMPP) to Common Presence and
Instant Messaging (CPIM), IETF RFC 392 2, October 4 2004.
[25] B. Campbell and ... domain,
and how this may evolve as an instant communication offering in a multimedia world, fulfilling the
vision of a Push-to-Anything future.
Emerging Wireless Multimedia: Servi...
emerging wireless multimedia services and technologies phần 10 pps
... dispatch and delivery route optimization;
monitoring person location, which includes data for health care, emergency calls and prisoner tagging;
Emerging Wireless Multimedia: Services and Technologies ... Hadjiefthymiades and L. Merakos Using XML and
related standards to support location based services, in Proc. SAC’2004, 19th ACM Symposium on Applied
Computing, Web Tec...
E learning tools and technologies phần 6 pot
... create e- learning
Authoring is a complex, multi-layered activity.
We’re going to discuss features needed at three
levels: the course, the lesson, and the page. Please
remember that we are ... e- learning.
f
E- learning is steeped in Web technologies. Tools that implement these technologies
are needed at least sporadically throughout most e- learning projects—a Web pag...
AD HOC NETWORKS Technologies and Protocols phần 6 docx
... Layer for Ad- hoc Networks: Overview
135
5.3
Transport Layer for Ad- hoc Networks: Overview
Existing approaches to improve transport layer performance over ad- hoc
networks fall under three broad categories: ... sender
130
Transport Layer Protocols in Ad Hoc Networks
Figure 5.3. Slow-start and Loss-based Congestion Detection
TCP and Ad- hoc Networks
133
Figure...
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