Báo cáo hóa học: " Traffic Agents for Improving QoS in Mixed Infrastructure and Ad Hoc Modes Wireless LAN" potx

... de- grees in radio engineering from Southeast University, Nanjing, China, in 1996 and 1999, respectively; and the Ph.D. degree in information engineering from the Chi- nese University of Hong Kong in ... MSs and provide them QoS support as well. In this paper, we used the concept of mixing the infrastructure and the ad hoc modes in WLAN and pro- posed the TA sc...

Ngày tải lên: 22/06/2014, 22:20

... achieve the best mix of nursing cadres and leads to misunderstandings that lead to the failure and lack of continuity of many training initiatives, such as the two year training of Zambia enrolled ... workers in Zambia, 16% in Tanzania, 26% in Angola , 36% in Madagascar , 42% in Mozambique, and 48% in Mauritius. For nurses, the rate was 9.2% in Zambia, 12 % in Ango...

Ngày tải lên: 18/06/2014, 17:20

... highest value in increasing level, followed by Quy Nhon and Can Tho. This is quite compatible with the temperature happening in the past (increasing level declined southwards). In addition, temperatures ... baseline period (1980 - 1999) under the emission scenarios from medium to high. Annual rainfall and rainfall in rainy season can increase whereas rainfall in dry seas...

Ngày tải lên: 05/03/2014, 16:20

... Construction standard when no risks for environment (heavy metal leaching into rain water) were found. In further study, heavy metal leaching into rain water with lower pH value and longer soaking ... sludge is mainly treated by solidification then disposed/land filled and incineration. In addition, some treatment methods for reuse of these wastes have been studied and...

Ngày tải lên: 12/02/2014, 17:20

... accretion and erosion as well as marine-continental interactions in the Day estuary. However, this study only considered and analysed trends and changes of coastlines in some specific cases. In addition, ... evidence for the importance of annual dredging of Day river mouth for the navigation activities. The results explain why coastal lands in Nghia Hung district (N...

Ngày tải lên: 10/03/2014, 18:20

... controlled-access scheduling mechanism for QoS provisioning in IEEE 802.11e wireless LANs,” in Proceedings of the 1st ACM International Workshop on Quality of Service and Security in Wireless and Mobile Networks, ... Chou, S. Shankar N, and K. G. Shin, “Achieving per- stream QoS with distributed airtime allocation and admission control in IEEE 802.11e wireless LANs...

Ngày tải lên: 21/06/2014, 05:20

... images in Figure 11 show a binary mask for sequence Parking lot before and after removing foreground regions of uninteresting size, while the initial- ization of the Auto GMM-SAMT tracking unit using ... [1] tracking methods are divided into three main categories: point tracking, kernel tacking, and silhouette tracking. Due to its ease of implementation, computational speed, and rob...

Ngày tải lên: 21/06/2014, 08:20

... explained in detail in Section 4. 3. Traffic Information Exchange System Using Vehicular Ad Hoc Network We need to exchange a lot of information during the signal control process. Thus, a wireless ... Journal on Advances in Signal Processing 7 However, there are still some system parameters that should be carefully determined by hand, for example, the adjusting factor α indicat...

Ngày tải lên: 21/06/2014, 08:20

... distribution, and reproduction in any medium, provided the original work is properly cited. 1. Introduction Demands for real-time multimedia applications are increas- ing rapidly for broadband wireless ... Journal on Wireless Communications and Networking to provide QoS guarantees to the users by deferring the transmissions on the deep fading links and compensating for the...

Ngày tải lên: 21/06/2014, 20:20

... improve the ERS performance a nonlinear degradation function should be considered instead of a linear one when installing and configuring an ERS. 5.3. Effect of False Traffic Warning Message. To explore ... accountable information from other vehicles and its senor components to derive correct and precise warning information. Therefore, in general it will take more time for ERS to react...

Ngày tải lên: 21/06/2014, 23:20