MOBILE TELECOMMUNICATIONS PROTOCOLS FOR DATA NETWORKS phần 3 ppt

... of DPA? 3. 7: What is the role of BRAN? 3. 8: What can the MMDS systems be used for? 3. 9: What is the coverage for LMDS systems? 3. 10: How does the user access the network? 64 WIRELESS PROTOCOLS Empty ... the frame configuration information, the connection setup, the allocation information, the request information, and the data to all mobile devices. The information and the dat...

Ngày tải lên: 13/08/2014, 22:21

... Protocol (IP) 3, 36 , 152, 170 Internet Protocol version 4 (IPv4) 34 , 37 Internet Protocol version 6 (IPv6) 33 , 34 , 35 , 37 , 50 Inverse Fast Fourier Transform (IFFT) 37 Java 1, 11, 28, 30 , 31 Agent ... Address Extension 35 workgroup address 34 , 35 workgroup management 34 workgroup protocol stack 36 workgroups 33 World Wide Web (WWW) 73, 75, 85, 93, 94, 121 World...

Ngày tải lên: 13/08/2014, 22:21

... architecture of mobile and wireless networks, their protocols, and quality-of- service (QoS) issues. MOBILE TELECOMMUNICATIONS PROTOCOLS FOR DATA NETWORKS 2 MOBILE AGENT PLATFORMS AND SYSTEMS • ... 227 12.6 Summary 230 Problems to Chapter 12 230 References 233 Index 239 vi CONTENTS 3. 2 .3 Media Access Control (MAC) protocols for wideband wireless local access 41...

Ngày tải lên: 13/08/2014, 22:21

... 2, 3 and 4 transmit based on DPA 1. BS 4 transmits a list of assigned channels/ACK 2. BS 1 broadcasts paging information 3. BS 2, 3, 4 transmit pilots 3 blocks 3 blocks 3 blocks 3 blocks 3 blocks ... overhead for OFDM block guard time, synchronization, slot separation, and DPA control, a peak data rate of 2.1296 (3. 3792 × 22/24 × 11/ 13 × 104/128) Mb s −1 is available fo...

Ngày tải lên: 13/08/2014, 22:21

... necessary features are included in W3C protocols and data format recommendations. The general goal of W3C’s work on internationalization is to ensure that W3C’s formats and protocols are usable worldwide ... the frame configuration information, the connection setup, the allocation information, the request information, and the data to all mobile devices. The information and the data...

Ngày tải lên: 13/08/2014, 22:21

... structured data. Although personal data collection practices have been described in P3P using an application-specific XML tagset, there are benefits of using a general metadata model for this data. ... mails Accept Deny Select a voice mail to retrieve 1. 7 :30 PM Today 2. 5:24 PM 5/25/02 3. 1: 03 PM 5/25/02 4. 6:56 AM 5/ 23/ 02 Playing message Mobile client User agent Repository GET...

Ngày tải lên: 13/08/2014, 22:21

... of profile information by each server/gateway/proxy is hard to predict. Therefore, gateways/proxies should forward all profile information to the server. Any requests for profile information that ... dBm), Class 3 uses 1 mW (0 dBm). The maximum ranges for Classes 1, 2, and 3, are 100 m, 20 m, and 10 m, respectively. Bluetooth devices use Asynchronous Connectionless (ACL) links for data...

Ngày tải lên: 13/08/2014, 22:21

... are specified for use by MAC sub- layer entities. ON-DEMAND ROUTING PROTOCOLS 1 73 Broch et al. found DSRP to perform the best of four protocols simulated. However, Broch simulated networks of 50 ... communication end point, for instance, a laptop. It also supports intermediate devices, which form part of a communications link, for instance, modems. 168 ROUTING PROTOCOLS IN MOB...

Ngày tải lên: 13/08/2014, 22:21

... time in fixed order. For example, when the source node address is 13. 33 and the destination node address is 11 .36 , the packet would follow the route: 13. 33 to 13. 36 to 11 .36 . In this case, routing ... hops. 180 ROUTING PROTOCOLS IN MOBILE AND WIRELESS NETWORKS Practice problems 9.1: What is an ad hoc network? 9.2: What are the two categories of routing protocols for ad hoc...

Ngày tải lên: 13/08/2014, 22:21

... ALGORITHM 205 Table 11.1 Required number of VCs for different schemes N 1 N 2 N 3 Total r = 1 11.78 24 0 35 .78 r = 3 20.6 10 54 84.6 r = 5 22.8 5 66 93. 8 r =∞ 23. 56 0 72 97.56 VCT 1155 0 0 1155 the requirements ... control Mobile support ATM switch Mobile support ATM switch LS PNNI (Q.2 931 +) LS PVC ATM UNI ATM UNI MT MT Q.2 931 + Q.2 931 + BS1 BS2 ATM switch LS LS Regular ATM...

Ngày tải lên: 13/08/2014, 22:21