MOBILE TELECOMMUNICATIONS PROTOCOLS FOR DATA NETWORKS phần 2 docx

... overhead for OFDM block guard time, synchronization, slot separation, and DPA control, a peak data rate of 2. 129 6 (3.37 92 × 22 /24 × 11/13 × 104/ 128 ) Mb s −1 is available for packet data services ... DOT? 2. 2: What are the functions of Intelligent and Mobile Agents? 2. 3: What distribution of service logic is enabled by Mobile Agents? 2. 4: What are the requirements f...

Ngày tải lên: 13/08/2014, 22:21

... Scheme 22 7 12. 6 Summary 23 0 Problems to Chapter 12 230 References 23 3 Index 23 9 vi CONTENTS 3 .2. 3 Media Access Control (MAC) protocols for wideband wireless local access 41 3 .2. 4 IEEE 8 02. 11 41 3 .2. 5 ... through 12 describe architecture of mobile and wireless networks, their protocols, and quality-of- service (QoS) issues. MOBILE TELECOMMUNICATIONS PROTOCOLS...

Ngày tải lên: 13/08/2014, 22:21

... mobiles per RA channel Channel Number (R = 3) Number of mobiles per RA channel 11 5 1 2 21 5 2 2 31 5 3 1 41 5 1 2 51 5 2 2 Note: Number of active mobiles, M = 5; Number of converted RA channels, R ... 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 can...

Ngày tải lên: 13/08/2014, 22:21

... 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 can be broadcast using a ... and that data conforming to an abstract schema can be converted to and from XML for transport. The Working Group should propose a mechanism for serializing data representing no...

Ngày tải lên: 13/08/2014, 22:21

... push. 5 3 2 1 7 12 15 17 16 19 20 6 8 11 13 4 9 10 14 18 21 You have 4 new voice 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 ... entities, which contain either parsed or unparsed data. Parsed data is made up of characters, some of which form character data and some of which form...

Ngày tải lên: 13/08/2014, 22:21

... different ranges: Class 1 uses 100 mW (20 dBm), Class 2 uses 2. 5 mW (4 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 ... 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 inform...

Ngày tải lên: 13/08/2014, 22:21

... point at which MAC Service Data Units (MSDUs) from an integrated non-IEEE 8 02. 11 LAN enter the IEEE 8 02. 11 DS. All data from non- IEEE 8 02. 11 LANs enter the IEEE 8 02. 11 architecture via a portal, ... Bluetooth test modules for factory testing and for Bluetooth qualification. L2CAP sends data packets to HCI or to LM. The functions of L2CAP include • multiplexing between higher...

Ngày tải lên: 13/08/2014, 22:21

... 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 networks? 9.3: What ... period available for handoffs because of high travel speeds. 10 .2 CROSSOVER SWITCH DISCOVERY The basic step common to most handoff schemes for mobile ATM networks is crossov...

Ngày tải lên: 13/08/2014, 22:21

... ROUTING ALGORITHM 20 5 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 ... control Mobile support ATM switch Mobile support ATM switch LS PNNI (Q .29 31 +) LS PVC ATM UNI ATM UNI MT MT Q .29 31 + Q .29 31 + BS1 BS2 ATM switch LS LS Regular ATM switch Swit...

Ngày tải lên: 13/08/2014, 22:21

... 1 82, 183, 185, 187, 191, 1 92, 193, 194, 195, 199, 20 0, 20 1, 20 2, 20 3, 20 4, 20 5, 20 6, 20 7, 20 8, 20 9, 21 0, 21 1, 21 3, 21 4, 21 6, 22 4, 22 5, 22 6, 22 7 ATM Adaptation Layer (AAL) 62, 21 6, 22 7 ATM Forum ... Agent (CA) 25 correspondent host (CH) 1 82 Cross ATM Switch Link (CASL) 20 1, 20 2, 20 9 crossover switch (COS) 1 82, 185–189, 193, 20 2, 20 6,...

Ngày tải lên: 13/08/2014, 22:21