Next generation wireless systems and networks phần 4 potx

... 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 7.6Modem QPSK QPSK QPSK QPSK QPSK QPSK QPSK 8PSK QPSK 16QAM 8PSK 16QAMEncoded 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 handovers, where RAT stands ... PCS networks. QPSK modulation isused to achieve 38 .4 kbps through 1228.8 kbps data rates (with the exception of 921.6 kbps), 8PSKfor 921.6 kbps and 1 843 .2 kbps and 16QAM for 1228.8 kbps and 245 7.6...

Next generation wireless systems and networks phần 3 potx

... 1/5 2 .4 307K-2S 1/3 1/5 1.2307K-4S 16 /49 16 /49 2614K-1S 2/3 1/3 1614K-2S 32 /49 16 /49 1912K 48 /49 16 /49 11.2M-1S 4/ 3 2/3 11.2M-2S 64/ 49 16 /49 11.8M 2 2/3 12.4M 8/3 2/3 1Table 3.11 CDMA2000 ... Rate (kbps) 9.6 19.2 38 .4 76.8 153.6Encoder input block length 250 506 10 24 2 048 40 96Turbo encoder code rate 1 /4 1 /4 1 /4 1 /4 1/2Encoder output block length 10 24 2 048 40 96 8192 8192a packet ... the simplicity of implementation. Inmost current 3G standards, such as CDMA2000 [ 345 ], UMTS-UTRA [42 5, 44 8], WCDMA [43 1] and TD-SCDMA [43 2, 43 3], the MUD has been speciﬁed as an important option....

Next generation wireless systems and networks phần 2 pot

... 7p /4 3p /4 3p /4 3p /47 p /4 7p/4p /45 p /4 5p/4p /4 Figure 2.18 Signal waveforms in a generic QPSK DSSS transceiver.It is seen from Equation (2.39) that s(t) will yield four different phases: θ +π 4 , ... sequences and OVSF codes, and so on.One example for the application of the OCC can already be found in TD-LAS system [44 1 44 7],which has been approved by 3GPP2 as an enhanced standard [44 0], in ... wireless communication systems, exempliﬁed by its applications in many impor-tant standards, such as IS-95 [317– 344 ], CDMA2000 [ 345 ], UMTS-UTRA [42 5], WCDMA [43 1] and TD-SCDMA [43 2], which were proposed...

Next generation wireless systems and networks phần 5 ppt

... telecommunication services: PSTN and IP networks. Next Generation Wireless Systems and Networks Hsiao-Hwa Chen and Mohsen Guizani 2006 John Wiley & Sons, Ltd2 34 WIRELESS DATA NETWORKS • 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 2006 John Wiley & Sons, Ltd 240 ALL-IP WIRELESS ... 12- and 18-Mbps rates use quadrature phase-shift keying (QPSK). The 24- and 36-Mbps rates usequadrature amplitude modulation (16-QAM), and the 48 - and 54- Mbps rates employ 24- QAM [45 2]. 4. 3...

Next generation wireless systems and networks phần 6 pot

... need to be 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 2006 John Wiley ... inﬁnite, and 262 ARCHITECTURE OF B3G WIRELESS SYSTEMS Reconﬁgurability and spectrum issues are changing the way wireless networks are planned. Plannersare mindful of QoS constraints and the need ... gain being [0.8557,0.51 34, 0.0 642 ] is considered. Interpath and interuser delays are one and three chips, respectively.The parameters of the OC code are K = M = 4, N = 4, and thus the PG is MN...

Next generation wireless systems and networks phần 7 ppt

... 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 Systems and Networks Hsiao-Hwa Chen and Mohsen ... TECHNOLOGIES FOR B3G WIRELESS Figure 7.18 Various IEEE 802 standards, in which UWB technologies have been covered in IEEE802.15.3a standard for WPAN applications. wireless metropolitan area networks (WMANs) ... metropolitan area networks (WMANs) as IEEE 802.16 standards, WPANs as IEEE 802.15standards, and so on. It is noted that IEEE 802.15 .4. a is emerging as the standard for low-data-ratetransmission.The...

Next generation wireless systems and networks phần 8 docx

... 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 ... in the same band (such as GPS,radar and satellite systems, and so on.), and the other being the mutual interference among unlicensedusers (such as WLANs and Bluetooth devices, and so on.). ... the TV bands.The IEEE P802.22 project, “Standard for Wireless Regional Area Networks (WRAN)-Speciﬁcrequirements-Part 22: Cognitive Wireless RAN MAC and PHY Speciﬁcations: Policies and proceduresfor...

Next generation wireless systems and networks phần 9 pps

... (4. 69/9)×6,(5.21/10)×1c (4. 69/18)×5, (4. 95/19)×2 (4. 69/36)×3, (4. 82/37) 4 (4. 75/73)×6, (4. 82/ 74) ×1 (4. 73/109)×2, (4. 77/110)×5 (4. 75/ 146 )×5, (4. 79/ 147 )×2Long (16.67/32) (16.67/ 64) ... kHzSamplingfrequency1.92 MHz(1/2 ×3. 84 MHz)3. 84 MHz 7.68 MHz(2 × 3. 84 MHz)15.36 MHz (4 × 3. 84 MHz)23. 04 MHz(6 × 3. 84 MHz)30.72 MHz(8 × 3. 84 MHz)FFT size 128 256 512 10 24 1536 2 048 Number ofoccupiedsubcarriersa76 ... nTc)dt(C.3) Next Generation Wireless Systems and Networks Hsiao-Hwa Chen and Mohsen Guizani 2006 John Wiley & Sons, Ltd 41 6 E-UTRAN: 3GPP’S EVOLUTIONAL PATH TO 4GOn the other hand, the mapping...

Next generation wireless systems and networks phần 10 pot

... 2 24 protocol, 146 Autocorrelation Function (ACF), 11, 69–78,81, 43 3, 44 0, 44 5, 44 6BBack-off, 83Bandpass ﬁlter, 44 , 45 , 46 , 48 , 56, 58Bandwidth, 3, 33, 34, 40 , 58, 59efﬁciency, 11, 13, 14, ... (SNR), 40 , 53, 98, 101,139, 313, 3 24 330, 3 34 336, 340 , 348 , 352–357, 3 74 SignalingLink Protocol (SLP), 146 , 149 Network Protocol (SNP), 146 , 149 Signature code, 44 , 341 , 342 , 352, 3 54 452 BIBLIOGRAPHY[ 84] ... transition, 40 2, 41 0Stationary AWGN process, 37ST-decoding, 347 Streamlayer, 145 , 146 , 148 , 149 protocol, 146 Subcarrier, 41 7, 41 8, 41 9, 42 2, 42 3channel, 285, 287, 288demodulation, 288spacing, 41 7,...

next generation wireless systems and networks

... 59,889 ,40 7 59.8 3.8South Korea 31,600,000 49 ,929,293 63.3 3 .4 Italy 28,610,000 58,608,565 48 .8 3.0France 25,6 14, 899 60,619,718 42 .3 2.7Brazil 22,320,000 181,823, 645 12.3 2 .4 Russia 22,300,000 144 ,003,901 ... 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 ... MIMO Systems 3398 .4 STBC-CDMASystems 341 8.5 GenericSTBC-CDMASystemModel 343 8.6 UnitaryCode–BasedSTBC-CDMASystem 346 8.7 ComplementaryCodedSTBC-CDMASystem 348 8.7.1 Dual Transmitter Antennae 349 8.7.2...

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