... M. Huang and S. Dey 17 [27] J. Zhang and E. K. P. Chong, “CDMA systems in fading chan- nels: admissibility, network capacity, and power control,” IEEE Transactions on ... determines which set of powers is positive, and the constants λ i , λ>0 are the weight coefficients for power penalty. Now we introduce the cost function for scheduling and power control: J a ∞ , ... link scheduler a, and the power levels for the active link. For both links, we assume the rate R and power p are se- lected from two finite sets R ={R 1 , R 2 , , R N 1 } and P = { p 1 , p 2 ,...
Ngày tải lên: 22/06/2014, 19:20
ELECTRICAL GENERATION AND DISTRIBUTION SYSTEMS AND POWER QUALITY DISTURBANCES ppt
Ngày tải lên: 26/06/2014, 23:20
Active filter operation providing unity power factor supply system for drives and battery charging
Ngày tải lên: 03/01/2014, 19:45
Tài liệu WHO''''S GOT THE POWER? TRANSFORMING HEALTH SYSTEMS FOR WOMEN AND CHILDREN pptx
... is deeply and fundamentally political. It is about access to and the distribution of power and resources within and between countries; in the structures of global gover - nance; and in the ... WHO and the United Nations Chil- dren’s Fund (UNICEF), would be welcome. Development of new and more heat- stable vaccines and new antibiotics and other drugs that can be given in shorter and ... address access to and distribution of power and resources within and between countries, in the structures of global gover - nance, and in the intimate spaces of families, households, and communities....
Ngày tải lên: 12/02/2014, 23:20
WHO''S GOT THE POWER? TRANSFORMING HEALTH SYSTEMS FOR WOMEN AND CHILDREN pptx
... address access to and distribution of power and resources within and between countries, in the structures of global gover - nance, and in the intimate spaces of families, households, and communities. ... shift in perspective and mindset. This new per - spective must pay close attention to systemic problems and to the problems of health systems anchored in their socioeconomic and political contexts. ... interventions and policy measures needed to achieve each of the Goals. In Who’s Got the Power: Transforming Health Systems for Women and Children, the Task Force on Child Health and Maternal...
Ngày tải lên: 05/03/2014, 10:20
Báo cáo khoa học: "COMBINATORY CATEGORIAL RELATIONSHIP TO LINEAR GRAMMARS: GENERATIVE POWER AND CONTEXT-FREE REWRITING SYSTEMS"" pptx
... Weir and Joshi [14] described several properties that were common to various conswained grammatical systems, and defined a class of such systems called Linear Context-Free Rewriting Systems ... I. This system is called L/near Indexed Grammars because it can be viewed as a 279 COMBINATORY CATEGORIAL GRAMMARS: GENERATIVE POWER AND RELATIONSHIP TO LINEAR CONTEXT-FREE REWRITING SYSTEMS" ... Bar-Hillel, C. Gaifman, and E. Shamir. On cate- gorial and phrase structure grammars. In Language and Information, Addison-Wesley, Reading, MA, 1964. [4] J. Friedman, D. Dai, and W. Wang. The weak...
Ngày tải lên: 17/03/2014, 20:20
Who’s got the power? Transforming health systems for women and children pot
... MDGs is deeply and fundamentally political. It is about access to and distribution of power and resources: within and between countries; in the structures of global governance; and in the intimate ... health and Maternal health Nations Children’s Fund (UNICEF), would be welcome. Development of new and more heat- stable vaccines and new antibiotics and other drugs that can be given in shorter and ... Will those whose lives and health depend on these actions have the space, the leverage, and the will to demand and ensure that they do? e state of children’s health and women’s health in the...
Ngày tải lên: 22/03/2014, 10:20
cirstea, m. n. (2002). neural and fuzzy logic control of drives and power systemsl
... logic, electric machines and drives, power systems and VHDL and forms a basic guide for the understanding of the fundamental principles of modern power electronic control systems design. To be expert ... modern trend towards ‘systems-on-a-chip’ integration in electronics, illustrate the need for further complex ASIC/FPGA designs for drives and power systems. Electric motors and power systems 19 nozzle ... (CAD)/ electronic design automation (EDA) techniques. Neural and Fuzzy Logic Control of Drives and Power Systems Electric motors and power systems 33 uRi t j uRi t j lm l i li sss s e s rrr r eer r s ss...
Ngày tải lên: 18/04/2014, 12:29
Báo cáo hóa học: " Research Article Coordinated Transmission of Interference Mitigation and Power Allocation in Two-User Two-Hop MIMO Relay Systems" ppt
... have considered combined use of CCI mitigation and power allocation in a multiuser MIMO relay system. In this paper, we consider coordinated transmission for the CCI mitigation and power allocation ... P BS,max and P RS ≤ P RS,max since the BS and relay are not geographically colocated [35], where P BS,max and P RS,max denote the maximum power of the BS and the relay, respectively, and that ... simultaneously schedule relay users and direct-link users, and how to co- optimize the transmit beamforming and the power of MIMO relays without major CCI effect [15]. In a multiuser MIMO cellular system, recent works...
Ngày tải lên: 21/06/2014, 17:20
báo cáo hóa học:" Research Article Diversity-Enabled and Power-Efficient Transceiver Designs for Peak-Power-Limited SIMO-OFDM Systems" potx
... Article Diversity-Enabled and Power- Efficient Transceiver Designs for Peak -Power- Limited SIMO-OFDM Systems Qijia Liu, 1 Robert J. Baxley, 2 Xiaoli Ma, 1 and G. Tong Zhou 1 1 School of Electrical and Computer ... “Performance analysis of peak power and band- limited OFDM system with linear scaling,” IEEE Transactions on Wireless Communications, vol. 2, no. 5, pp. 1055–1065, 2003. [22] S. Litsyn and A. Shpunt, “A ... IBO ◦ ≈ 1.3dBcanbefoundforN r = 2, 3, and 4 receiving antennas. With IBO ◦ = 1.3 dB and five iterations, the SER curve for the joint MRC and clipping mitigation method is plotted back into Figure 2 and shown to outperform...
Ngày tải lên: 21/06/2014, 18:20
Báo cáo hóa học: " Research Article On Sum Rate and Power Consumption of Multi-User Distributed Antenna System with Circular " pdf
... of antennas and users. Noise power σ 2 n is −107 dBm given 5 MHz bandwidth and −174 dBm/Hz thermal noise as in the universal mobile telecommunications system (UMTS). The shadowing standard deviation ... then the per-user sum rate and the total transmit power are calcu- lated and plotted according to (12 )and( 13), respectively. The rate -power relationships for OCL-DAS (34) and CAS (35) are also plotted ... →∞ to the cdf of a random variable w ith expectation 1 and all mo- ments bounded, and for all n,edfofG n,: converges as K →∞to the cdf of a random variable with expectation 1 and all mo- ments...
Ngày tải lên: 22/06/2014, 19:20
Báo cáo hóa học: " Review Article Bit and Power Allocation in Constrained Multicarrier Systems: The Single-User Case" potx
... total power budget constraint, and afterwards when the peak -power restriction per subchannel is also included. 3. TOTAL POWER- CONSTRAINED LOADING Let P budget denote the total power budget and ... least total power. The ad- ditional power, that is, the difference between the available power budget and the total power of the optimum bit alloca- tion, is used in order to increase the system margin ... pages doi:10.1155/2008/643081 Review Article Bit and Power Allocation in Constrained Multicarrier Systems: The Single-User Case Nikolaos Papandreou and Theodore Antonakopoulos Department of Electrical and Computer Engineering,...
Ngày tải lên: 22/06/2014, 19:20
HARMONICS AND POWER SYSTEMS by Taylor & Francis Group doc
... LLC 20 Harmonics and Power Systems where P 1 , V 1 , and I 1 are fundamental frequency quantities and V h , I h , θ h , and δ h are related to a frequency, h, times the system power frequency. ... Energy Systems Mohamed E. El-Hawary Distribution System Modeling and Analysis William H. Kersting The Induction Machine Handbook Ion Boldea and Syed Nasar Power Quality C. Sankaran Power System ... LLC HARMONICS AND POWER SYSTEMS Francisco c. De La rosa Distribution Control Systems, Inc. Hazelwood, Missouri, U.S.A. Copyright 2006 by Taylor & Francis Group, LLC 36 Harmonics and Power Systems ...
Ngày tải lên: 27/06/2014, 05:20
ELECTRIC POWER ENGINEERING HARMONICS AND POWER SYSTEMS ppt
Ngày tải lên: 27/06/2014, 08:20
Vietnamese Speech Recognition and Synthesis in Embedded System Using T-Engine
... to develop a standardized, open, real time computing system and development environment. The T- Engine has standardized hardware (T-Engine board) as well as real-time operating system (T-Kernel), ... human-computer interaction system in T- Engine embedded system, besides our enhancement and optimization allow system to be implemented in low resource embedded systems. The complete experiment ... of speech recognition and synthesis engines and the implementation of them in T-Engine Embedded system. Based on previous research in Vietnamese speech recognition and synthesis, we propose...
Ngày tải lên: 12/04/2013, 16:05
Bạn có muốn tìm thêm với từ khóa: