clock powered cmos for energy efficient computing

... of renewable energy sources into the grid and empowering the consumer with tools for optimizing their energy consumption The Conference on E -Energy provided a highly interactive forum where researchers ... Electric vehicles Information technology Competitive environment Renewable energy Distributed generation For further information please see the conference’s website: www.energyware.org Organization ... for predicting load patterns and managing the grid The term Energy Internet [4] is found in efforts to embed information and automation technologies in the power grid to achieve intelligent energy...

Ngày tải lên: 07/03/2014, 20:20

... and 0.50 inches w.g for supply (ducted) systems, and energy consumption of 1.00 W/cfm for HRVs, 0.60 W/cfm for spot exhaust fans, 0.50 W/cfm for PSC forced-air fans, 0.30 W/cfm for PSC ventilation ... when the forced-air fan runs 3) Controls automatically operate the forced-air fan at regular intervals for ventilation An alternative to operating a PSC forced-air fan continually for forced-air ... for the U.S Environmental Protection Agency’s (EPA’s) ENERGY STAR® Homes program and recommends mechanical ventilation strategies for new, low-infiltration, energy- efficient, single-family, ENERGY...

Ngày tải lên: 09/03/2014, 00:20

... thermochromic glazings for energy saving applications”–FP6-017761, funded by the European Commission Carlos Batista gratefully thanks the Portuguese Foundation for Science and Technology–FCT for the PhD ... min, in the same conditions as for film preparation, but in an oxygen-free atmosphere This procedure ensures an oxide-free metallic surface for each deposition For the deposition of the films, ... achieved for Mo-doped and Nb-doped films, respectively The transition temperature (Tt) obtained for the pure VO2 film prepared by pulsed-DC sputtering was 59°C, which is lower than that obtained for...

Ngày tải lên: 21/06/2014, 04:20

... http://blog.lib.umn.edu/scha1028/architecture/htdocs/blog/scha1028/architecture/Lo-Landfill.jpg 23 Selecting Technologies for Energy- efficient Lighting Application © 2009 Rensselaer Polytechnic Institute All rights reserved 24 Lamps for residential applications Today, linear ... fluorescent lamps (LFL) and compact fluorescent lamps (CFL) are popular choices for conserving energy About 20% to 30% of the total energy input is converted to light © 2009 Rensselaer Polytechnic Institute ... Time clocks Occupancy sensors Infrared Ultrasonic Dual technology Panel relays Centralized controls © 2009 Rensselaer Polytechnic Institute All rights reserved 15 Efficacy and energy savings Energy...

Ngày tải lên: 22/07/2015, 21:53

... 64 4-8 Dynamic energy of hybrid memory (DRAM+PCM) for two sizes of DRAM, normalized to energy consumption of clock- dwf 72 4-9 Throughput in terms of instructions per cycle (IPC) for two sizes ... the graduate department for helping me in administrative matters and for making it possible for me to attend conferences and present my work Finally, I thank my grandmother for she is my first friend ... 43 3-7 Energy per instruction normalized against pure SRAM cache 45 3-8 Energy (joules/instruction) consumed by the additional hardware units for HW and EnVM 3-9 Total energy...

Ngày tải lên: 09/09/2015, 08:14

... SYSTEM-LEVEL DESIGN TECHNIQUES FOR ENERGY- EFFICIENT EMBEDDED SYSTEMS This page intentionally left blank System-Level Design Techniques for Energy- Efficient Embedded Systems by MARCUS T ... EE-GLSA approach for energy- efficient schedules Hole filling problem Task mapping string describing the mapping of five tasks to an architecture Proposed EE-GTMA approach for energy- efficient task ... Remarks 62 81 94 97 ENERGY- EFFICIENT MULTI-MODE EMBEDDED SYSTEMS 5.1 Preliminaries 5.2 Motivational Examples 5.3 Previous Work 5.4 Problem Formulation 5.5 Co-Synthesis of Energy- Efficient Multi-Mode...

Ngày tải lên: 08/03/2016, 11:38

... 2.3 Energy- Efficient Wireless Systems Energy- efficient communications or green radio refers to a research direction for the evolution of wireless techniques and architectures toward high energy ... error-performance and complexity The maximum-likelihood (ML) method that performs a brute-force search for all possible transmitted signal vectors could achieve the optimal error-performance ... systems 25 2.3 Energy- efficient wireless systems 26 2.3.1 The needs of energy- efficient wireless communications 26 2.3.2 Power consumption model 27 2.3.3 Energy- efficiency...

Ngày tải lên: 13/05/2016, 16:23

... building energy policy, government interest in energy conservation and inadequate information about the usefulness of building energy standards for building energy efficient design, building energy ... and increasing demand for sustainable energy efficient buildings It is therefore essential to start promoting the use of building energy standard for sustainable energy efficient design in buildings ... of energy supply for their operations in the following years [23] Therefore, the requirements of building energy standards for building energy conservation are considered to be issued in the form...

Ngày tải lên: 05/09/2013, 14:58

... WP Marnane, Energy- efficient low duty cycle mac protocol for wireless body area networks IEEE Trans Infor Technol Biomed 13, 915–925 (2009) 10 D Tijs van, L Koen, An adaptive energy- efficient MAC ... setting for B-MAC such that the smallest energy consumption can be achieved for the comparisons, the packet delivery ratio (PDR) vs transmit power and the energy consumption vs sleep interval for ... transmit energy for sensor node i to transmit data to sensor node j ∑ n Eij is the total transmit energy consumption for multi-hop communication The multi-hop communication can save energy only...

Ngày tải lên: 21/06/2014, 01:20

... Conserving LCD Energy 228 Conserving OLED Display Energy 229 Conserving Wireless Network Energy 229 Directions for the ... APPLICATION AND FORM 273 x D NETWORK INTERFACE POWER MANAGEMENT SURVEY FORM 280 xi SUMMARY ENERGY EFFICIENT ALGORITHMS ... develop an algorithm for dynamic application of gamma controlled by contrast loss that can save up to 68% of energy Secondly, we describe colour transformation service, which transforms the colours...

Ngày tải lên: 08/09/2015, 21:57

... increase for ICT energy consumption per year and use the upper bound of data centre energy consumption estimated by Koomey [25], it results in 506.3 million MWh ICT energy consumption for the ... plug-ins such as, Flash for browser based games Google’s ChromeOS [10] may become popular for cost effective devices for browsing and casual gaming due to its early support for HTML5 and minimalist ... can access Internet in some form) out of 170 GW overall energy consumption by Internet (including embodied energy) If we consider billion phones, it results in 14.6% energy consumption by mobile...

Ngày tải lên: 08/09/2015, 21:57

... 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 highly latency tolerable ... Rate vs Energy Metric (Real player format at 512 Kbps) [5] 51 associated with its antennas, there by saving energy Jang et al [70] propose an energy management technique called Snooze for 802.11n, ... of the pixels displayed Energy consumption of an OLED display can be computed as sum of energy consumption of all pixels Energy consumption of a pixel is simply sum of energy used to illuminate...

Ngày tải lên: 08/09/2015, 21:58

... values for Static-aggr (for all maps) were significant (at 5%) against the Default values For Dynamic-aggr, all values for maps and (light map and light/dark map) were significant at 5% Q4 and Q5 for ... linear global operator 69 3.3 Using the Gamma Function for Tone Mapping A generic tone mapping function for minimising backlight to save energy for our system is defined as follows Tone Mapping Function ... some areas) Second, doing pixel-by-pixel transformations for every frame is compu- 68 tationally expensive on mobile devices and could result in less energy savings (due to high CPU costs) and lower...

Ngày tải lên: 08/09/2015, 21:59

... The most straightforward solution to the energy minimisation problem is an exhaustive search (brute-force), in which for each pixel its colour C0 = (r0 , g0 , b0 ) is mapped to an energy efficient ... re-computation For a GOP with 15 138 frames, our computations are done only once For a 30 fps video, we need to compute values only for frames in a second For games, most of the time the maps forming ... ] for foreground colour These new foreground colours are complementary colour (I,Y,X) types in Figure 4.6) to the selected background colours Variation 2: If the combinations not meet the energy...

Ngày tải lên: 08/09/2015, 22:02

... look greenish [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 web ... selected as the best For high power saving, PM based approach outperforms other approaches and for low power saving, HVS based approach performs better This may be due to the capability of HVS approach ... Transformation - User Study 4.7.3 Overall Result (Combined) We now combine the results of both text and image transformations The tradeoffs involved in saving OLED display power are when high energy...

Ngày tải lên: 08/09/2015, 22:05

... of players to check for visibility However, for 175 Algorithm Dynamic Lookahead for each player i for each time slot t ∈ T for each player j ∈ N \ i compute St (i, j) end for t is feasible if ... 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 ... using the formula below and pick the n nearest players For these n nearest players we compute the actual distance Distance2 = (X + Y + Z ) - for three dimension; Distance2 = (X + Y ) - for two...

Ngày tải lên: 08/09/2015, 22:08

... domains for conserving energy Our future works include, 230 Adapting OLED Colour Transformation Algorithm for Videos and Games: Our algorithm for transferring colours of an image to energy efficient ... approach for huge open maps with few occlusions, visibility based approach for small size highly occluded closed maps and a combination of both for highly occluded large size maps for efficient energy ... effect, we have developed a set of techniques and algorithms for recolouring the web content with energy efficient colours for OLED displays Energy consumption of OLED displays depends on luminance...

Ngày tải lên: 08/09/2015, 22:08

... “Accounting for the energy consumption of personal computing including portable devices,” in Proceedings of the 1st International Conference on Energy- Efficient Computing and Networking, ser e -Energy ... CALIBRATION (FOR LCD) - SURVEY FORM 259 MMOG Survey NATIONAL UNIVERSITY OF SINGAPORE Power and Network-aware infrastructure for multiplayer mobile games Gamma Calibration: Survey Form For office ... Funge, Artificial Intelligence for Games, 2nd Edition Morgan Kaufmann, 2009 [152] K Kumar and Y.-H Lu, “Cloud computing for mobile users: Can offloading computation save energy? ” Computer, vol 43,...

Ngày tải lên: 08/09/2015, 22:09

... transmitting data ERx Energy consumption of a sensor node for receiving data Eelec Energy consumption for operating transceiver circuit Ef s Free space model of the energy consumption for transmitting ... ability, memory and energy In order to serve for a long lifespan, the resources, especially energy, need to be utilized appropriately Efficient energy usage is an essential requirement for each individual ... not yet developed for real-life applications This thesis analyses the power consumption of wireless sensor nodes in practice for performing different tasks The energy sources for sustaining the...

Ngày tải lên: 10/09/2015, 09:04