Next generation wireless systems and networks phần 10 pot

... design methodologies and concepts for wireless systems and networks. This book project was initiated to respond to the evolutional trend in the design of wireless systems and networks. It is written ... architecture and functionality of the MAC sublayer. Next, we summarize the functionalities of FHSS and DSSS. 20 FUNDAMENTALS OF WIRELESS COMMUNICATIONS and modern w...

Ngày tải lên: 03/06/2014, 01:05

... Attempt Rate (Tx/slot) F in n =10 F in n=20 F in n=30 F in n=40 1/S in n =10 1/S in n=20 1/S in n=30 1/S in n=40 (b) Dependence of F on τ. 0 2x10 7 4x10 7 6x10 7 8x10 7 1x10 8 0 0.01 0.02 0.03 ... transmission of a packet in terminal. 282 Recent Advances in Wireless Communications and Networks On the Use of SCTP in Wireless Networks 259 1 int...

Ngày tải lên: 19/06/2014, 19:20

... design methodologies and concepts for wireless systems and networks. This book project was initiated to respond to the evolutional trend in the design of wireless systems and networks. It is written ... Germany in 2002, and the Chinese University of Hong Kong in 2004. His current research interests include wireless networking, MIMO systems, next generation CDMA techn...

Ngày tải lên: 27/06/2014, 14:20

... design methodologies and concepts for wireless systems and networks. This book project was initiated to respond to the evolutional trend in the design of wireless systems and networks. It is written ... Wiley & Sons, Ltd Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Next Generation Wireless Systems and Networks Simpo PDF Merge an...

Ngày tải lên: 27/06/2014, 14:20

... design methodologies and concepts for wireless systems and networks. This book project was initiated to respond to the evolutional trend in the design of wireless systems and networks. It is written ... in 2005, and has become second only to the United States in terms of the percentage of the world’s total Internet subscribers. Next Generation Wireless Systems and...

Ngày tải lên: 27/06/2014, 14:20

... waveform, and f(t)=    1 − |t| τ , |t|≤τ 0, |t| >τ ⇔ F(ω) = τ sin 2  ωτ 2   ωτ 2  2 (2. 19) where the base of the triangular pulse is 2 ,and f(t)= e − ( t τ ) 2 2 ⇔ F(ω) = τ √ 2 e (τ ω) 2 2 (2. 20) respectively. ... FUNDAMENTALS OF WIRELESS COMMUNICATIONS 39 f(t) f(t) f(t) 1 1 1 F (w) = t sin (wt /2) wt /2 F (w) = t F (w) = t sin (wt /2) wt /2 2p t 2p t 4p t...

Ngày tải lên: 09/08/2014, 19:22

... 4.8 153K 1/6 1/5 2.4 30 7K-2S 1 /3 1/5 1.2 30 7K-4S 16/49 16/49 2 614K-1S 2 /3 1 /3 1 614K-2S 32 /49 16/49 1 912K 48/49 16/49 1 1.2M-1S 4 /3 2 /3 1 1.2M-2S 64/49 16/49 1 1.8M 2 2 /3 1 2.4M 8 /3 2 /3 1 Table 3. 11 ... [425], CDMA2000 [34 5], TD-SCDMA [ 432 , 433 ], and so on. The basic technical parameters for three major 3G standards, that is, WCDMA, CDMA2000 and TD-SCDMA, are...

Ngày tải lên: 09/08/2014, 19:22

... rate (kb/s) 38 .4 76.8 153.6 307.2 307.2 6 14. 4 6 14. 4 921.6 1228.8 1228.8 1 843 .2 245 7.6 Modem QPSK QPSK QPSK QPSK QPSK QPSK QPSK 8PSK QPSK 16QAM 8PSK 16QAM Encoded 10 24/ 10 24/ 10 24/ 10 24/ 2 048 / 10 24/ 2 048 / ... 3 and 11 influence the procedure. There are three types of handovers specified in UMTS. (1) Intrafrequency handovers; (2) Inter- frequency handovers; and (3) InterRAT...

Ngày tải lên: 09/08/2014, 19:22

... telecommunication services: PSTN and IP networks. Next Generation Wireless Systems and Networks Hsiao-Hwa Chen and Mohsen Guizani  2006 John Wiley & Sons, Ltd 234 WIRELESS DATA NETWORKS ã Up to eight ... Mbps, and in the late 1990s the Gigabit Ethernet was standardized Next Generation Wireless Systems and Networks Hsiao-Hwa Chen and Mohsen Guizani ...

Ngày tải lên: 09/08/2014, 19:22

... synchronized in time, and every active user is assigned a particular time slot in the Next Generation Wireless Systems and Networks Hsiao-Hwa Chen and Mohsen Guizani  20 06 John Wiley & Sons, ... infinite, and 262 ARCHITECTURE OF B3G WIRELESS SYSTEMS Reconfigurability and spectrum issues are changing the way wireless networks are planned. Planners are mindful o...

Ngày tải lên: 09/08/2014, 19:22

... 1 ) λT c  σ 2 mp (7. 79) Effect of lognormal fading The conditional variances of MI and MAI terms from the RAKE receiver, as given in Equations (7. 71) and (7. 79), are still conditioned on variables w k,q,l and ... channel, and g(τ) is the com- bined effect of the transmitter pulse-shaping and the receiver matched-filtering. Thus, the received Next Generation Wireless Syste...

Ngày tải lên: 09/08/2014, 19:22

... various wireless applications, such as wireless regional area networks (WRANs), wireless metropolitan area networks (WMANs), wireless local area networks (WLANs), and wireless personal area networks ... U-NII band or the ISM band, it is called a Licensed Band Cognitive Radio. One of the Licensed Band Cognitive Radio-like systems is the IEEE 80 2.15 Task group 2 [80 2] s...

Ngày tải lên: 09/08/2014, 19:22

... Telecommu- nications in Europe, Springer-Verlag, 199 0. [32] R. Steele, Mobile Radio Communications, IEEE Press, 199 2. Next Generation Wireless Systems and Networks Hsiao-Hwa Chen and Mohsen Guizani  2006 John ... Academic Press, 198 5. [17] D. K. Cheng, Field and Wave Electromagnetics, Addison-Wesley, 198 9. [18] C. Balanis, Antenna Theory, John Wiley & Sons, 199 7. [ 1...

Ngày tải lên: 09/08/2014, 19:22

... Wideband Systems and Technologies, May 2002. [667] I. Maravic, M. Vetterli, and K. Ramchandran, Channel estimation and synchronization with sub-Nyquist sampling and application to ultra-wideband systems. ... standard, 425 evolved UTRAN, 425 GERAN system, 404 long term evolution standardization, 398 LTE MIMO, 421 RAT, 404 SA WG, 400 TSG RAN, 15, 400, 411, 416, 425 Next Generation...

Ngày tải lên: 09/08/2014, 19:22

... 51. 1 Phoenix, AZ, urban 915 20 51. 1 Los Angeles, CA, urban 915 10 10 2.2 Hong Kong, urban 830 2.488 411 Washington State, urban 905–925 20/2.488 51. 1/ 411 Colorado, flat rural 18 50 19 90 20 51. 1 Philadelphia, ... (Hz) Aeroplane (800) 2963 Bullet train (300) 11 11 Normal train (12 0) 444.5 Car (10 0) 370 Bus (50) 18 5 Bicycle (10 ) 37 Walking person (5) 18 .5 channel and fast fa...

Ngày tải lên: 14/08/2014, 12:21