Energy efficient algorithms and techniques for wireless mobile clients 0

... Chan and Rajesh Krishna Balan, ”ARIVU: Making Networked Mobile Games Green - A Scalable Power-Aware Middleware”, MOBILE NETWORKS AND APPLICATIONS, Springer Netherlands,(DOI: 10. 100 7/s1 103 6 -01 1 -03 128, ... TECHNIQUES FOR WIRELESS MOBILE CLIENTS BHOJAN ANAND (Ph.D.), NATIONAL UNIVERSITY OF SINGAPORE Directed by: Professor Dr A.L Ananda In this thesis we present a suite...

Ngày tải lên: 08/09/2015, 21:57

... 55 50 45 40 35 30 25 20 55 10 5 15 5 205 255 Backlight Level Figure 1. 1 Backlight level vs Power for HTC Magic Android Phone [1] 1. 3 .1 Why is saving energy in mobile clients important? Much of ... Battery Type OIA VIA 12 00 mAh Li-Ion (BL-5K) 14 20 mAh Li-Po OIA 15 00 mAh Li-Ion OIA 12 30 mAh Li-Ion GSM talk, standby 6h 30min, 450h 14 h, 300h 14 h, 713 h 8h 10 min,420h...

Ngày tải lên: 08/09/2015, 21:57

... for saving higher amount of energy while preserving visual quality of the images Existing works on wireless interface energy saving trades-off latency for energy saving They are not suitable for ... data The time instants for waking up to listen for beacon frames are statically determined The BSD protocol trades off energy for lower additional delay It performs well for...

Ngày tải lên: 08/09/2015, 21:58

... 1.5     46 .1   47 .6   96. 84   MIN   FULL   FULL   1.5   41   46   88.5   51.97   FULL   OFF   FULL   12     47   61   77. 04   FULL   FULL   FULL   15   41   46   102   45 .09   98 Table 3 .4 Power-Savings ... our algorithms for network power management in Quake III [42 ] to represent FPS games, and the Ryzom [107] to represent MMOG games For display power management, we...

Ngày tải lên: 08/09/2015, 21:59

... power consuming colours for foreground Then, for each possible combination of background and foreground colours from the sets e[mb ] and e[mf ] that guarantees minimum ACC and CC, we compute pagePower ... 200-250 and 175-220 for original and modified pages respectively W3C recommended values for minimum chromatic and a chromatic contrast are 500 145 and 125 respectively [...

Ngày tải lên: 08/09/2015, 22:02

... content quality (text and images) comparable to original 4.7.4 Summary The results show that colour transformations constrained by brand identity for texts can save significantly more energy than all ... [6] or saves less than 5% energy [59] With our approaches, 60% energy can be saved for web pages with images while providing good quality For image free web pages (most mobile...

Ngày tải lên: 08/09/2015, 22:05

... weighted grids for three times steps and for a player moving forward 174 5.3.2 Determining Sleep Times and Intervals We now present our final algorithm that determines when and for how long to ... DBA, VBA and RBA respectively DBA has Single Ring and Dual Ring algorithms (both algorithms have micro and macro power management modes), we refer them as DBA-SR and DBA-DR RB...

Ngày tải lên: 08/09/2015, 22:08

... combination of both for highly occluded large size maps for efficient energy saving at wireless network interface level 6.2 Directions for the Future Research The algorithms and techniques presented ... and algorithms for recolouring the web content with energy efficient colours for OLED displays Energy consumption of OLED displays depends on luminance and colour of...

Ngày tải lên: 08/09/2015, 22:08

... [44] M Anandan, “Progress of LED backlights for LCDs,” Journal of the Society for Information Display, vol 16, no 2, pp 287 –310, 20 08 [Online] Available: http://dx.doi.org/10. 188 9/1. 284 186 4 [45] ... on Mobile computing and networking, New York, NY, USA: ACM, 1999, ser MobiCom ’99 pp 88 –95 [Online] Available: http://doi.acm.org/10.1145/313451.313 488 [62] I S Committee, “IEEE...

Ngày tải lên: 08/09/2015, 22:09

... can be completely avoided and the lifetime of the BSN can be prolonged Another energy-efficient TDMA-based MAC protocol for wireless BSNs is the BodyMAC [13], which uses flexible and efficient bandwidth ... conditions, an energy-efficiency comparison between DQMAC performance and that of the standard facto 802.15.4 MAC and the BSN -MAC is portrayed BSN -MAC has been selected...

Ngày tải lên: 21/06/2014, 11:20

... Suggestions for Future Works 141 Bibliography 143 iv Summary This thesis presents the design and analysis of antennas and rectifying circuits for applications in wireless power transmission ... capable of recycling low RF power A new rectenna with broad-band 1×4 quasi-Yagi antenna array and a dualband rectifier is designed to harvest the ambient RF powe...

Ngày tải lên: 09/09/2015, 11:12

... applications aiming at the 4G systems Therefore, we decided to write a book on multicarrier techniques for 4G mobile communications systems xv xvi Multicarrier Techniques for 4G Mobile Communications Figure ... a 4G standard This book presents multicarrier techniques, including OFDM, and we believe that readers can easily understand the reason why it is suited...

Ngày tải lên: 26/04/2013, 09:50

Ngày tải lên: 22/10/2013, 15:15