High-Speed WLANs and WLAN Security
... (continued) • 802.11n is a proposed standard that will increase the speed of WLANs to 108 Mbps • 802.11r is a proposed standard for fast roaming • HiperLAN/2 is a high -speed WLAN specification that ... 802.11a 8 U-NII Frequency Band (continued) 17 Other WLAN Standards • Future of WLANs will include: – Additional standards that are currently under development by the IEEE – New standards that are just ... higher speeds 2 Objectives • Describe how IEEE 802.11a networks function and how they differ from 802.11 networks • Outline how 802.11g enhances 802.11b networks • Discuss new and future standards...
Ngày tải lên: 13/09/2012, 10:52
... injection volume is corrected. 4 4 Intake Air Pressure Sensor 5 5 Coolant Temperature Sensor and Intake Air Temperature Sensor 6 6 Fuel Temperature Sensor ... continuity between the IDL terminal and E2. When not idle, the contact point is open. The engine ECU judges whether or not the engine is idling, and corrects the idle speed control and the acceleration rate. 2-1 ... system with two internal electric circuits, increasing durability and reliability. Along with the speed sensor, it is one of the main sensors used for calculating the basic injection volume. The...
Ngày tải lên: 23/10/2012, 09:09
Sensor and Data Fusion_1 docx
... Aspects of Sensor and Data Fusion Among the primary technical prerequisites for sensor data and information fusion are communication links with a sufficient bandwidth, small latency, and robustness ... system performance. Fig. 1. Sensor data and information fusion for situation pictures: overview of characteristic aspects and their mutual interrelation. Sensor and Data Fusion 10 Via moment ... Fusion. Sensor and Data Fusion 30 Fig. 10. Mean Number of Allocations for Different Filters and Trajectories RCS) it can be neglected. The difference between sensor control with known and...
Ngày tải lên: 14/03/2014, 21:20
High speed machining and conventional die and mould machining doc
Ngày tải lên: 27/06/2014, 14:20
High speed machining and conventional die and mould machining potx
Ngày tải lên: 27/06/2014, 23:20
Improvement of Water Quality by Removal of Suspended Solids and High-speed Biological Filtration in Closed Water Body
Ngày tải lên: 05/09/2013, 08:40
Tài liệu Ecodial V3.38 Low-voltage electrical installation design software Fupact and variable speed drive ppt
... mm 2 for F and G installation methods. Now Ecodial calculates and optimises all CSA if the local installation standard allows it. v The maximum voltage drop authorised by the IEC60364 standard is ... modified and saved for future projects. All this information is used in the subsequent steps of the design process and for the printout of the project file. It can be modified at any time. New standards Ecodial ... guide b IEC 364 installation standards. Any changes or amendments to these standards will be covered by software updates made available through your product support and/ or update contract. User...
Ngày tải lên: 12/12/2013, 13:15
Tài liệu Controlling the Playback Speed and Direction of a Timeline docx
... if/else statement. Because the task of fast-forwarding and rewinding have both common and unique functionalities, this structure allows us to handle this circumstance in the most efficient manner. ... Sound(messages_mc); 6. 7. function handleMessages(action:String){ 8. 9. } 10. the handleMessages() function is passed a value of "play" or "stop". The handleMessages() function ... handleMessages("stop"); 16. 17. } 18. 19. ff_btn.onPress = function(){ 20. 21. handleMessages("ff"); 22. 23. } 24. 25. ff_btn.onRelease = function(){ 26. 27. handleMessages("play");...
Ngày tải lên: 24/12/2013, 07:17
control in robotics and automation sensor based integration
Ngày tải lên: 01/01/2014, 20:12
Direct torque and indirect flux control of brushless DC motor with non sinusoidal back EMF without position sensor
... measured stator voltages α s V and β s V and currents α s i and β s i , then by using (1) and (4) q- and d-axis flux linkage are drived. Also, by usig (4) q- and d-axis current are calculated. ... ds i and qs i are the dq-axes fluxs and currents, respectively. As it can be noticed that the equation (6) eliminates the speed term in the denominator which causes problem at zero and near ... Direct Torque and Indirect Flux Control of Brushless DC Motor with Non-sinusoidal Back-EMF without position sensor Abstract: In this paper, the position sensorless direct torque and indirect...
Ngày tải lên: 03/01/2014, 19:45
Tài liệu Mobile Wireless and Sensor Networks P2 docx
... 1995. 3. A. Balachandran, G. M. Voelker, P. Bahl, and P. Venkat Rangan, Characterizing user behavior and network performance in a public wireless LAN, Proc. Int. Conf. Measure- ments and Modeling ... Banerjee, and A. Agrawala, Measuring Traffic on the Wireless Medium: Experience and Pitfalls, Technical Report CS-TR 4421, Dept. Computer Science, Univ. Maryland, Dec. 2002. 27. J. Yeo, M. Youssef, and ... 3 Hutchins and Zegura [10] Academic 2 months 109 15 33 Kotz and Essien [13] Academic 11 weeks 476 3 5 3 McNett and Voelker [16] Academic 11 weeks >400 3 Mishra et al. [17] Lab 30 min 60 3 Schwab and...
Ngày tải lên: 20/01/2014, 01:21
Tài liệu Báo cáo khoa học: The sensor protein KdpD inserts into the Escherichia coli membrane independent of the Sec translocase and YidC doc
... 270) 1725 The sensor protein KdpD inserts into the Escherichia coli membrane independent of the Sec translocase and YidC Sandra J. Facey and Andreas Kuhn Institute of Microbiology and Molecular ... YidC. Materials and methods Plasmid constructions K. Jung and K. Altendorf (Universita ¨ tOsnabru ¨ ck, Germany) kindly provided the plasmids, pPV5 and pBD carrying the kdpD gene in pKK233-3 and pBAD18, respectively ... final concentration) and 2.5% Triton X-100 (lanes 3 and 6). All samples were precipitated with 20% trichloroacetic acid, immunoprecipitated with antiserum to OmpA (upper panel) and KdpD (lower panel) and analysed...
Ngày tải lên: 20/02/2014, 11:20
Tài liệu ECONOMIC, ENVIRONMENTAL AND ENERGY ASSESSMENT OF THE TURIN-LYON HIGH-SPEED RAIL pdf
... such as the Lyon-Turin line between France and Italy, energy and environmental costs require a special attention and a careful analysis of the energy and material flows involved over the entire ... construction work, thousands of trucks trips for transportation of materials to and from the site, million tons of excavated material to be disposed of, thousands of tons of iron and concrete requirement, ... performance (between 0.62 and 0.77 MJ/p-km, depending on load factor), while the HSR is characterized by a much higher energy demand and indirect GHG emissions (between 1.02 and 1.44 MJ/p-km). For...
Ngày tải lên: 20/02/2014, 19:20
Tài liệu Báo cáo khoa học: "A HARDWARE ALGORITHM FOR HIGH SPEED MORPHEME EXTRACTION AND ITS IMPLEMENTATION" pptx
... various candidates. For example, "~ ~", one of the extracted morphemes, is com- posed of the 2nd candidate at the 1st position, the 1st candidate at the 2nd position and the 3rd candidate ... corresponds to the candi- date level. Candidates on the same level form one stream. For example, in Fig. 6(a), the character at the 3rd position has three candidates: the 1st candidate is '~', ... (a)-*(b), (b) *(c), (c) *(d), (d) *(e), and so on. Step 1 and Step 2 for Procedure 1 are implemented in each state for (a), (b), (c), (d), (e), and so on. In state (a) for Fig. 4, the...
Ngày tải lên: 21/02/2014, 20:20
Tài liệu PC Maintenance Handbook: Improve Your PC’s Performance, Speed, and Reliability potx
... are tried and tested and have left thousands of people satisfied with the way their computer works. I hope you too can follow these instructions and enjoy an error-free, clean, and speedy PC. ... What Next? 41 About this Handbook 41 Introduction This handbook is designed to help you find ways to maintain your Windows PC and ensure it remains clean and speedy throughout its life. ... years and it has saved me on more than a handful of occasions. Setup is simple and after downloading Mozy, you can specify what you want to backup and when. Mozy will automate your backups and...
Ngày tải lên: 22/02/2014, 00:20
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