TAILIEUCHUNG - Recent Advances in Wireless Communications and Networks Part 11

Tham khảo tài liệu 'recent advances in wireless communications and networks part 11', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 290 Recent Advances in Wireless Communications and Networks __QoS ClassrtPS nrtPS Maximum Sustained Transmission Rate 384Kbps 384Kbps Minimum Reserved Transmission Rate 80Kbps 1Kbps Table 2. Capacity reservation for 16-link. 300 400 500 600 700 800 900 1000 Simulation Time sec ĨT 7x106 6x106 9 a Average delay. Proposal 5x106 --------------------------------------- 300 400 500 600 700 800 900 1000 Simulation Time sec FTP file size 1 Kbytes session interval 10 sec VC video rate 32 Kbps frame rate 10 fps Simulation Time sec c Out-of-order. b Throughput. Fig. 10. Transition of IP on FTP file size 1K bytes. Simulation Time sec Simulation Time sec a 11a load. b 11b load. c 16 load. Fig. 11. Distributed traffic load to each wireless system on FTP file size 1K bytes. Simulation Time sec a TCP retransmissions. Simulation Time sec b FTP response time. t 05 Fig. 12. Transition of TCP and FTP on FTP file size 1K bytes. Proposal RR SL Tr FTP file size 1 Kbytes session interval 10 sec VC video rate 32 Kbps frame rate 10 fps 300 400 500 600 700 800 900 1000 Simulation Time sec c FTP throughput. Transition of delay and throughput in low traffic load Figures 10 a and 10 b show respectively the transition of IP average delay and IP throughput when file size in FTP is 1K bytes. As the packet distribution proceeds the IP average delay of the proposal decreases rapidly and becomes much lower than that of the Traffic Control for Composite Wireless Access Route of 16 Links 291 Simulation Time sec a Average delay. FTP file size 1 Kbytes session interval 10 sec VC video rate 32 Kbps frame rate 10 fps Proposal 9x105 o D ỮÌ ự5 8x105 aj ầ 7x105 O 25 5 6x105 H 5x105 300 400 500 600 700 800 900 1000 Simulation Time sec b Throughput. Fig. 13. Transition of VC on FTP file size 1K bytes. others. Figures 11 a 11 b and 11 c show respectively the transition of distributed load to 11a-wireless system

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