implementation level impact on low power design

... to reduce dynamic power dissipation 2.2.2 Dynamic Power Dissipation Reduction In this section we review the low power techniques that target dynamic power dissipation From the design strategy, ... dynamic power dissipation We investigate sources for dynamic power dissipation and present low- power techniques to minimize them 2.1 Static Power Dissipation 2.1.1 Static Power Dissipation Sources ... PN junction leakage (I1) has two main components: 1) minority carrier diffusion and drift near the edge of the depletion region; 2) electron-hole pair generation in the depletion region of the...

Ngày tải lên: 11/09/2015, 16:05

... 4.2.1 Low Power Design at Circuit Level 29 4.2.1.1 Purpose 29 4.2.1.2 Design Basic 29 4.2.1.3 Design Implementation 35 4.2.2 Low Power Design at Layout Level ... Functions and Operations in Matlab Table 3.1: Useful operations, functions and constants in Matlab Operation, function or constant Matlab command + (addition) + - (subtraction) - × (multiplication) ... 0 0 1 0 0 1 0 (AB) (A=B) 4.2 Low Power Design 4.2.1 Low Power Design at Circuit Level 4.2.1.1 Purpose This level will implement designs (Design_ 1 and Design_ 2) of the 1-bit magnitude comparator...

Ngày tải lên: 26/08/2015, 16:25

... consumption and another with slow performance and low power consumption Both are used to execute instructions, but slow functional units are used whenever possible, for the reason of reducing power consumption ... to its low power consumption These two design features of the functional circuits thereby result in switching activities with low power consumption More on CMOS logic is described in Section 3.1 ... performance and low power consumption Both CHAPTER INTRODUCTION are used to execute instructions, but slow functional units are used whenever possible, for the reason of reducing power consumption An instruction...

Ngày tải lên: 16/09/2015, 14:04

... Measuring Power Consumption When measuring the overall power consumption of a system, there are two values which are of primary concern: average power consumption and maximum power consumption Average ... OSC1/CLKIN 15 OSC2/CLKOUT VSS VCC Power Supply Design The selection and design of a power supply for a low- power system can have major impacts on the power consumption of the system Linear regulators, ... initial comparison By combining benchmark completion times with data sheet power consumption specifications, it is often possible to get a reasonable comparison of device power consumption Even so,...

Ngày tải lên: 11/01/2016, 16:56

... be of low complexity for easy implementation, and consumes low power The design of the physical and application layers are not the concerns of this dissertation 1.3.2 Research Contributions As ... discussed in Section 1.2, the varying on- body channel conditions has great impact on application QoS and energy efficiency Therefore, this dissertation will focus on the MAC protocol design, which ... focuses on the ASIC implementation of a light-weight TDMA MAC protocol design, while the second part focuses on relay protocol design to mitigate the effects of the varying on- body channel conditions...

Ngày tải lên: 09/09/2015, 08:16

... 7-3: Gate -level power consumption (mW) of reported designs and proposed design 146 Table 7-4: Power consumption of the proposed encoder in video coding configurations ... Introduction more precise segmentations of motion regions, and results in bit-rate reduction of prediction residual data The precision of motion estimation is ¼ of a pixel (quarter-pixel-precision or ... or context buffer, the access frequency and power consumption of the context RAM is significant In [93], the encoding core only focuses on acceleration of context access and BAC Binarization and...

Ngày tải lên: 10/09/2015, 15:50

... ladder, which usually contributes a considerable portion of power consumption Therefore, the comparator design assumes such a pivotal position in conventional flash ADC design that its importance ... relieved frontend design and significantly less power consumption, comparing to more conventional designs This thesis is organized as follows Chapter gives an overview of existing flash ADC designs, ... ADC Layout Design 80 Chapter Conclusion 83 References 85 III Summary This work primarily focuses on design and implementation of a high speed low power flash...

Ngày tải lên: 04/10/2015, 10:26

... dual-mode lowpower clock module The ultra -low power consumption is achieved through optimal system partitioning derived from the most efficient S/H duty ratio, and extensive applications of subthreshold ... ciency is another major concern On top of various low power circuit techniques such as the aforementioned subthreshold approach, an efficient system level function and power breakdown can often ... 3.4 are sufficient conditions for the precision criterion to hold Comparing the difference between the two, one may conclude that the relation between the factor πη/k and the constant determines...

Ngày tải lên: 16/10/2015, 11:57

... Based on conversations with Virginia analysts, the study does not appear to have been designed to measure disproportionate impact The study’s conclusion is relevant only to acts of intentional ... not consistent with our conclusion about the level of disproportionate impact For example, one might assume that the aggregate relationship between minority concentration and poorer average credit ... scoring an effective tool for “intentional” discrimination, let alone what might constitute a significant disproportionate impact For example, one could conclude that, while 60 percent of minorities...

Ngày tải lên: 15/03/2014, 07:20

... 18 months 30 months 42 months 81 months Mother-reported poor child health months 18 months 30 months 42 months 81 months Mother-reported very poor child health months 18 months 30 months 42 months ... health months 18 months 30 months 42 months 81 months Top 20% of number of symptoms of poor health months 18 months 30 months 42 months 81 months Top 5% of number of symptoms of poor health months ... Analysis for Social Exclusion Discussion Paper 66 London: London School of Economics Independent Inquiry into Inequalities in Health Report (1998) London: The Stationary Office Korenman S and...

Ngày tải lên: 22/03/2014, 09:20

... method is useful, especially when the rotational motion of large proteins with low concentration of spin labels should be detected At low concentration of spin labels where high receiver gain ... expression method of variance to distinguish this procedure from the conventionally used low- power phase setting (null method) The procedure was tested on MSL-haemoglobin in different regions of ... First harmonic, in-phase, absorption spectra were obtained by using 20 mW microwave power and 100 kHz eld modulation with amplitude of 0.1 or 0.2 mT Second harmonic, 90 out-of-phase, absorption spectra...

Ngày tải lên: 24/03/2014, 03:21

... United Nations Framework Convention on Climate Change (UNFCCC), some work has begun on National Adaptation Programmes of Action (NAPAs) These are intended to facilitate the identification of priority ... largest percentage of impacted population among all 84 countries (A.R of Egypt follows with 10.56%) Vietnam’s impacted population would reach 35% with a 5m SLR The impacts of SLR on Vietnam’s GDP ... assess the impacts using our indicators for each of the 84 developing countries and regions Second, we assess the impacts of SLR using existing populations, socio-economic conditions and patterns...

Ngày tải lên: 29/03/2014, 08:20

... brief outlook to proposals on other levels in the design flow and to future work Keywords: Low- power design, dynamic power reduction, leakage power reduction, ultralow-Vth devices, multi-Vdd, ... limit power consumption The 2004 edition of the DATE (Design Automation and Test in Europe) conference has devoted an entire Special Focus Day to the power problem and its implications on the design ... 1.2 POWER CONSUMPTION BECOMES CRITICAL Depending on the type of end-product and its application, different aspects of power consumption are the primary concern: dynamic power or leakage power...

Ngày tải lên: 01/06/2014, 11:43

... http://www.josr-online.com/content/5/1/1 Page of 10 Figure Flow diagram for identification the eligible experimental control animal studies evaluating the effect of low power laser irradiation on bone healing based on ... Experimental Controlled Animal Studies on He-Ne Low Level Laser Irradiation Effects on Bone Healing Authors Animal Type Animal Race Gender Age Weight (gr) Evaluation Surface Evaluation Time (Week) ... http://www.josr-online.com/content/5/1/1 Page of 10 Table Study Characteristics of Selected Experimental Controlled Animal Studies on He-Ne Low Level Laser Irradiation Effects on Bone Healing Authors...

Ngày tải lên: 20/06/2014, 04:20

... EMC design of wind power systems including a power source or synchronous generator (G), an AC/DC/AC converter and electronic equipment with power supplies connected to a power distribution network ... investments and the implementation of new technology and grid management concepts High levels of wind energy in system can impact on grid stability, congestion management, transmission efficiency, ... a robust power system stabilizer is proposed to stabilize wind farm interconnected power system The power output fluctuations from wind power generation causes low frequency oscillation, which...

Ngày tải lên: 20/06/2014, 12:20

... Wind Power converter №1 G №1 converter №2 Network converter №3 G №2 converter №4 G №3 G №4 Fig 49 1.5 ∗ PNo max 1.19 ∗ PNo ∗ PNo 0.59 0.5 converter 1.29 converters 1.5 1.62 converters converters ... frequency converter If one of the frequency converters fails, other ones can continue the operation while the failed units are changed Hence, there is no long period total power interruption, because ... sensorless control concept In order to increase the drive system reliability, speed and position sensorless vector control can be used In fact, the wind power generation is one of the applications which...

Ngày tải lên: 20/06/2014, 12:20

... schematic Doubly-fed Induction Generator Drives for Wind Power Plants 137 Fig 11 Active power flow in sub-synchronous operation 5.1 Active power flow The active power PR flowing through the rotor ... active power due to the mains voltage or flux orientation The suggested optimisation is based on the controlled distribution of the reactive power flow in the drive components The reactive power ... the additional reactive power that flows through the rotor circuit This is also true for the MSI if power factor correction or voltage regulation is required The reactive power contributions to...

Ngày tải lên: 20/06/2014, 12:20

... region: This operating condition is effective with constant rotational speed control The controller objectives, controller schemes and controller designs are discussed in detail The developed controllers ... MPPT controller tracks the maximum peak power with the lowest power fluctuation as well as fairly low rotational speed fluctuation in the belowrated wind speed The tracking time for the three control ... be found only for the separate combination of the parameters by means of simulation This section presents methodology of designing the converter with consideration of the above mentioned problems...

Ngày tải lên: 20/06/2014, 12:20

... typically based on synchronous or induction machine and may include power electronics converters and control systems in order to implement the variable-speed operation The interaction variables ... electrical grid The first one implements the PMSG 248 Wind Power torque/speed control by acting on the generator-side converter, whereas the second one acts on the grid-side converter aiming at maintaining ... detailed in §2.3), thus ensuring controllable test conditions 249 Real-time Physical Simulation of Wind Energy Conversion Systems 3.2.2 Effector configuration The information exchange between the software...

Ngày tải lên: 20/06/2014, 12:20

... transformation (section 9.2 in Brockwell and Davis, 1991) Second, upon taking logarithms the (multivariate) normal case is reached, which allows one to make extensive use of conditioning Following ... 1)/2 + 4.3.4 Interpolation 4.3.4a Introduction This section describes how wind speed at given locations is sampled conditionally on the wind speed at measurement locations To this end a multivariate ... various forecast horizons 4.5 Wind power 4.5.1 Multi-turbine power curve For each location wind power has been created using regionally averaged power curves, which depend on the area covered with...

Ngày tải lên: 20/06/2014, 12:20