mobile and broadband communications
Mobile and wireless communications network layer and circuit level design Part 1 potx
Ngày tải lên :
21/06/2014, 14:20
... Debeljuh
Mobile and Wireless Communications: Network layer and circuit level design,
Edited by Salma Ait Fares and Fumiyuki Adachi
p. cm.
ISBN 978-953-307-042-1
Mobile and Wireless Communications: Networklayer and circuitleveldesign6
... large bandwidth and low power consumption.
This second part of the book, Mobile and Wireless Communications: Key Technologies
and Future Applications, covers the recent development in ad hoc and ... for every cell and the analysis may be limited to only a single cell.
Mobile and Wireless Communications:
Network layer
and circuit level design
Edited by
Salma Ait Fares and Fumiyuki Adachi
In-Tech...
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Mobile and wireless communications network layer and circuit level design Part 2 potx
Ngày tải lên :
21/06/2014, 14:20
... narrow-band spread spectrum CDMA scheme for cellular
communication was first proposed by Cooper and Nettleton in 1978 (Scholtz 1994) and then
3
Mobile and Wireless Communications: Networklayer and circuitleveldesign28
...
Multimedia Mobile Network. IEEE Transactions on Wireless Communications, 6 (2),
515-525.
Mobile and Wireless Communications: Networklayer and circuitleveldesign38
developed to the IS-95 and CDMA2000 ... Zander et al.
in (Zander 1992). This work was further investigated by Grandhi et al. (Grandhi, Vijayan et
al. 1993; Grandhi, Vijayan et al. 1994; Grandhi, Yates et al. 1997) and the Distributed...
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Mobile and wireless communications network layer and circuit level design Part 3 pot
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21/06/2014, 14:20
... 170 m range, and 15 kb/s RF bit rate, optionally 100 kb/s. The first generation
Mobile and Wireless Communications: Networklayer and circuitleveldesign60
Mobile and Wireless Communications: Networklayer and circuitleveldesign76
3.3 ... IQMESH protocol description and its specifications will be publicly open and
available in June 2009 (Microrisc 2009a).
Mobile and Wireless Communications: Networklayer and circuitleveldesign52
... is for home automation
and the second one is for industrial automation. Communications standards and
communication protocols exist in both of these lines.
One such standardized protocol is,...
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Mobile and wireless communications network layer and circuit level design Part 5 docx
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21/06/2014, 14:20
... more and more bandwidth. There is growing need for broadband
high gain communication systems in the X band range of frequencies (8 - 12 GHz) for
terrestrial broadband communications and networking ... coefficient in dB) and VSWR (voltage standing wave ratio)
parameters are plotted for an optimum antenna, as in Fig. 3.
Mobile and Wireless Communications: Networklayer and circuitleveldesign120
...
1053-5888
Mobile and Wireless Communications: Networklayer and circuitleveldesign138
more important for wideband applications, which require thicker substrates. On the other
hand, the...
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Mobile and wireless communications network layer and circuit level design Part 7 docx
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...
antenna bandwidth was achieved. However, several other applications of wireless
communications require broadband and even ultawideband antenna rather than directional
one. Broad band antennas ... state and OFF state are presented in figures 24 and 25, respectively. The antenna
gain over the whole band is presented in figure 26.
Mobile and Wireless Communications: Networklayer and circuitleveldesign184
7.2.1 ... H-plane and eight shaped in the E-plane. Following are
examples about broad band and UWA antenna designs.
5.5 Examples on braodband and UWB microstrip antenna designs
5.5.1 Broad band antenna...
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Mobile and wireless communications network layer and circuit level design Part 8 doc
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... (Lines) Simulated and (circles) measured S-parameters of a 8x125-μm GaN HEMT at
(a) V
GS
= −2.0 V and V
DS
= 9.0 V and (b) V
GS
= −3.0 V and V
DS
= 21.0 V.
Mobile and Wireless Communications: Networklayer and circuitleveldesign212
... with adequate gain and bandwidth in low-
voltage CMOS process are preserved. Hence, techniques of feedback and feedforward
Mobile and Wireless Communications: Networklayer and circuitleveldesign226
... Kassel.
Mobile and Wireless Communications: Networklayer and circuitleveldesign222
(a) (b)
Fig. 3. Hartley (a) and Weaver (b) image-reject architectures
Basic Hartley and Weaver...
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Mobile and wireless communications network layer and circuit level design Part 9 ppt
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...
area and lower cost, zero-IF architecture or direct-conversion receiver constitutes an efficient
solution and is a good platform for multi-band multi-standard radios (e.g., 3G-WCDMA
handsets and ... +
- - - -
Mobile and Wireless Communications: Networklayer and circuitleveldesign232
(c)
Fig. 10. IRR variation of (a) three, (b) four, and (c) five PPF versus resistor’s sizes and values ... compensation level extremely simple and allowing a good
temperature compensation (Rahajandraibe et al, 2007).
Mobile and Wireless Communications: Networklayer and circuitleveldesign252
devices...
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Mobile and wireless communications network layer and circuit level design Part 10 doc
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... http://www.proxim.com/downloads/products/gigalink/DS_0407_Gigalink_US.pdf
13
Mobile and Wireless Communications: Networklayer and circuitleveldesign268
dB RF bandwidth was above 7 GHz and 5 GHz respectively in the upper and lower side-
bands.
-10
0
10
20
30
70 ...
insertion and deletion circuits to account for symbol rate mismatch between the transmitter
and the receiver and the symbol to bits converter.
Mobile and Wireless Communications: Networklayer and circuitleveldesign280
... architecture
Mobile and Wireless Communications: Networklayer and circuitleveldesign270
sharp cut-off along with the analogue band-pass filters allows contiguous channels to abut
each other and...
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Mobile and wireless communications network layer and circuit level design Part 11 pdf
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21/06/2014, 14:20
... Broadband,
Communications and the Digital Economy and the Australian Research Council through the
ICT Centre of Excellence program.
Mobile and Wireless Communications: Networklayer and circuitleveldesign318
The ... show
15
Mobile and Wireless Communications: Networklayer and circuitleveldesign306
the conception and development of several RFICs, for example, LNAs (Low Noise
Amplifiers), mixer, and VCOs ... be seen in Fig. 1, to reduce the fading and the co-channel
Mobile and Wireless Communications: Networklayer and circuitleveldesign298
8. Biasing and control
The advancement of CMOS technology...
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Mobile and wireless communications network layer and circuit level design Part 12 doc
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... simulation results of the NMOS and PMOS input capacitance (C
gs
and C
gd
) are
shown in Fig.16 (a) and (b), respectively.
Mobile and Wireless Communications: Networklayer and circuitleveldesign346
...
hand can achieve high spectrum efficiency, which is especially suitable for the application of
16
Mobile and Wireless Communications: Networklayer and circuitleveldesign322
wireless communications. ... the European Standard for
Mobile Communications (GSM). The main requirements for power amplifiers (PA’s)
employed in wireless communications are generally high power efficiency and low supply...
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Mobile and wireless communications network layer and circuit level design Part 13 pptx
Ngày tải lên :
21/06/2014, 14:20
... lenses and other optical elements used in
the design of both the transmitter and receiver. It accounts for the reflection, absorption and
scattering due to the lenses in the system (Willebrand and ... 5.
Mobile and Wireless Communications: Networklayer and circuitleveldesign358
2.1 Features of FSO
The basic features of the FSO technology are given below:
a) Huge modulation bandwidth ... aperture is only able to collect a fraction of the
beam and hence beam divergence loss.
Mobile and Wireless Communications: Networklayer and circuitleveldesign378
Fig. 10. Pulse modulation...
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Mobile and wireless communications physical layer development and implementation Part 1 docx
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... (12 and 15) show that the modal
attenuation is inversely proportional to the frequency squared and the radius cubed. Note
Mobile and Wireless Communications: Physicallayerdevelopment and implementation8
through ... sections:
1.PropagationMeasurements and ChannelCharacterization and Modeling.
2.MultipleAntennaSystems and Space-TimeProcessing.
3.OFDMSystems.
4.Modeling and PerformanceCharacterization.
Mobile and Wireless Communications: Physicallayerdevelopment and implementation4
Because ... TowardsPerformanceEnhancementofShortRangeWireless Communications
inReliability- and Delay-CriticalApplications 279
YangLiu and Ye Liu
16. CapacityDimensioningforWireless Communications System 293
XinshengZhao and HaoLiang
Mobile and Wireless Communications: Physicallayerdevelopment and implementation2
curved...
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Mobile and wireless communications physical layer development and implementation Part 2 pptx
Ngày tải lên :
21/06/2014, 14:20
... Wireless Communications and MultitaperAnalysis:
ApplicationstoChannelModelling and Estimation 25
Wireless Communications and Multitaper Analysis: Applications to
ChannelModelling and Estimation
SaharJavaherHaghighi,SergueiPrimak,ValeriKontorovich and ErvinSejdić
0
Wireless ... to
ChannelModelling and Estimation
SaharJavaherHaghighi,SergueiPrimak,ValeriKontorovich and ErvinSejdić
0
Wireless Communications and Multitaper Analysis:
Applications to Channel Modelling and Estimation
Sahar Javaher Haghighi and Serguei Primak
Department of Electrical and ...
1973)
r=5.5
=
0.03 S/m
Mobile and Wireless Communications: Physicallayerdevelopment and implementation26
and sparse representations of channels are usually obtained (Zemen and Mecklenbr
¨
auker;
2005)....
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Mobile and wireless communications physical layer development and implementation Part 3 potx
Ngày tải lên :
21/06/2014, 14:20
... provided by terrestrial and satellite systems.
The successful and rapid deployment of both wireless networks has illustrated the growing
demand for broadband mobile communications. These networks ... IMT-2000 in the bands 1885-1980 MHz, 2010-2025 MHz and 2110-2170
MHz in with explicit region restrictions (ITU-R, 2003).
Mobile and Wireless Communications: Physicallayerdevelopment and implementation44
were ... Mobile and Wireless Communications: Physicallayerdevelopment and implementation48
to planning restrictions and/ or related environmental/health constraints) and satellite
systems...
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Mobile and wireless communications physical layer development and implementation Part 4 potx
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... applications.
Mobile and Wireless Communications: Physicallayerdevelopment and implementation52
The novel HAP has features of both terrestrial and satellite communications and has the
advantages ... system with MRC receiver as
Mobile and Wireless Communications: Physicallayerdevelopment and implementation54
Fig. 4. A stand-alone HAP system
4. Conclusions and Future Research
In this ... Pavlidou, F. (2005). Broadband communications via high-altitude
platforms: a survey. Communications Surveys & Tutorials, IEEE, 7(1), 2-31.
Lindstrand Balloons Ltd. (2005). Lindstrand Balloons Ltd....
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