... Short-term and Heavy rainy, SDG: Short-term and Drainage, LSD: Long-term and Stagnant, LHT: Long-term and Heavy rainy, LMK: Long-term and Monsoon flood, PDL: Persistent and Drainage, PHS: Persistent and ... supply and (c) sanitation systems and attitudes for (d) water treatment at home, (e) children’s defecation habits and (f) hygiene practices Note: Communities code name, SRM: Short-term and Rainy, ... intestinal problems, fever and skin diseases (Rahman et al 1989; Hussain et al 1999;Rahman and Shahidullah 2001; Sclar et al 2005), and has a high infant mortality rate (Hoque and Selwyn 1996;...
Ngày tải lên: 05/09/2013, 10:15
... plants should be better integrated with municipal ecosystems and function as a component of local water and nutrient cycles so that natural systems also play a role in the treatment of wastewater ... strategic decision points for energy and environmental management simultaneously A comparative summary of energy and environmental management systems is provided in Table and serves as the beginning point ... 24511 is the standard set for environmental management systems to ensure an appropriate assurance to environmental issues and provide guidelines for various elements, implementations, and applications...
Ngày tải lên: 05/09/2013, 15:28
The 8051 microcontroller and embedded systems using assembly and c 2nd ed
... Numbering and coding systems Digital primer Inside the computer Department of Computer Science and Information Engineering National Cheng Kung University, TAIWAN NUMBERING AND CODING SYSTEMS Decimal and ... Microcontroller and Embedded Systems: Using Assembly and C Mazidi, Mazidi and McKinlay Chung-Ping Young 楊中平 Home Automation, Networking, and Entertainment Lab Dept of Computer Science and Information ... Microcontroller and Embedded Systems: Using Assembly and C Mazidi, Mazidi and McKinlay Chung-Ping Young 楊中平 Home Automation, Networking, and Entertainment Lab Dept of Computer Science and Information...
Ngày tải lên: 04/10/2013, 19:10
Nano and Microelectromechanical Systems P4
... NEMS and MEMS, a spectrum of challenging problems remains Electromagnetics and fluid dynamic, quantum phenomena, electro-thermo-mechanics and optics, biophysics and biochemistry, mechanical and ... ICs, provide enabling benefits and capabilities to design and manufacture NEMS and MEMS Critical issues are to improve power and thermal management, circuitry and actuator/sensor integration, ... (N), • cylindrical (C) and • asymmetrical (A) Using the possible electromagnetic systems and geometry, actuators and sensors (motion nano- and microstructures as well as nano- and microdevices) can...
Ngày tải lên: 17/10/2013, 11:15
Nano and Microelectromechanical Systems P6
... ) and k i (e(t ) ) = − + 4e −20t e(t ) Assume that in large-scale multi-node NEMS/MEMS, which have thousands of nodes (NEMS/MEMS with subsystems – sensors, actuators, and ICs), one sensor and ... NANOAND MICROELECTROMECHANICAL SYSTEMS Hierarchical distributed closed-loop systems must be designed for largescale multi-node NEMS and MEMS in order to perform a number of complex functions and ... control problem It was illustrated that NEMS and MEMS must be controlled Nano- and microelectromechanical systems augment a great number of subsystems, and to control microscale electric motors,...
Ngày tải lên: 19/10/2013, 18:15
Nano and Microelectromechanical Systems P5
... the stator and rotor circuitry dynamics As the control and state variables we use the voltages applied to the stator (as and bs) and rotor (ar and br) windings, as well as the stator and rotor ... following relation and frequency f of the supplied voltages To attain the acceleration and settling time specified, overshoot and rise time needed, the general purpose (standard), soft- and high-starting ... the following variables and symbols are used: uas , ubs and ucs are the phase voltages in the stator windings as, bs and cs; uqs , uds and uos are the quadrature-, direct-, and zero-axis stator...
Ngày tải lên: 19/10/2013, 18:15
The Future of Wireless Banking Implementation of Wireless Banking and Financial Systems
... implementation is demanding There are constantly changing standards for APIs, gateways, security methods, screens, operating systems, and browsers There are also variable computing powers on the handheld ... gateways, and then to the handheld units The Future of Wireless Banking Ron Ghani 12 The vendor must have widely available resources and experienced programmers, systems architects and project ... systems processing, and commanding encryption Sophisticated monitoring tools Reduces development time greatly Scalable open architecture using XML and XSL standards Integrates easily to backend systems, ...
Ngày tải lên: 26/10/2013, 16:15
Darwinism, Design, and Complex Systems Dynamics
... kinds of systems in which changes occur over time (i.e., the nature and dynamics of these systems) Intelligent Design (ID) theorists, such as Behe, presuppose that the only possible systems are ... self-organization and emergence in complex natural systems Both ID and hyper-adaptationist Darwinian (HD) theorists share assumptions about the nature of organisms and systems These shared assumptions ... D., and N F Johnson 2002 Optimal combinations of imperfect objects Physical Review Letters 89: 028701 Collier, J D., and C A Hooker 1999 Complexly organized dynamical systems Open Systems and...
Ngày tải lên: 01/11/2013, 07:20
GSM, cdmaOne and 3G systems P1
... handover zone 1.4 THE CDMA RADIO INTERFACE 43 1.4.6.2 Power control The transmitted power of the mobile is controlled using both open-loop and closed-loop systems The combined control systems ... g1(z) = + z2 and g2(z) = + z + z2 (1.19) where denotes the present input bit, and z and z2 represent the previous input bits having one and two clock period delays, respectively, and + is modulo ... be passed through a band-pass filter that will pass the frequencies within the operating band of the TDMA system, but reject the signals from systems operating in adjacent bands After the RF front-end,...
Ngày tải lên: 07/11/2013, 16:15
Tài liệu GSM, cdmaOne and 3G systems P3 doc
... provides a gain of 4:8 dB and 9:5 dB in the SIR for systems without and with both power control and frequency hopping, respectively For a TDMA system without frequency hopping and power control, the ... particularly in the network start-up phase Systems having the luxury of wide bandwidth allocation, such as GSM1800 (i.e DCS1800) and some GSM1900 (i.e PCS1900) systems, may have up to 10 carriers per ... Sectors E and F have a reuse distance of 3R , sectors B, D and G have a reuse distance of 3R, and sectors A and C have a reuse distance of 3R We find that the average SIR is 4:4 dB, 7:4 dB, and 8:6...
Ngày tải lên: 14/12/2013, 23:15
Tài liệu GSM, cdmaOne and 3G systems P4 pdf
... US cellular band (800 MHz) and we shall use the term ‘CDMA-PCS’ to describe the PCS system operating in the 1.9 GHz band In many cases our discussion will relate to both systems and in this case ... spectral guard bands between the different operator frequency blocks (unless adjacent blocks are allocated to the same operator) and between the systems that occupy the frequency bands above and below ... The filter pass band extends from to f p and the stop band extends from fs to ∞ Within the pass band the filter response is prescribed within the limits δ1 , and within the stop band the filter response...
Ngày tải lên: 14/12/2013, 23:15
Tài liệu GSM, cdmaOne and 3G systems P5 pdf
... interfering mobile and zeroth BS, is rj = q D2 j + r2 2D j r cos(ϕ) (5.81) and ζ is the difference between λi j and λ0, the independent random variables with zero mean and standard deviation σ ... functions, and ζ j ζk and ζl are Gaussian random variables each having a p standard deviation of 2σ If φ( ) ( ) is not 1, then handover occurs Because Iext =S is a function of the random variables ... the ith mobile in the jth cell, and ε is a random variable p having zero mean and normal distribution with a standard deviation of σε = 2σe From Equations (5.82) and (5.100), the total intercellular...
Ngày tải lên: 14/12/2013, 23:15
Tài liệu GSM, cdmaOne and 3G systems P6 pdf
... argument in that the UMTS and the Japanese Association of Radio Industries and Businesses (ARIB) proposals have CDMA radio interfaces, albeit of wider bandwidth systems as more bandwidth is available ... truly 3G systems are the IMT DS, IMT MC and IMT TC systems 6.1.2 IMT-2000 spectrum The World Administration Radio Congress (WARC) in March 1992 assigned 200 MHz in the 2G frequency band to IMT-2000 ... can also handle the higher volume, higher bit rate, UMTS traffic Shown below the core network in Figure 6.5 are two GSM base station subsystems (BSSs) and two UMTS radio network subsystems (RNSs)...
Ngày tải lên: 14/12/2013, 23:15
Tài liệu Robotics and Autonomous Systems docx
... Publishers, Dordrecht, 1991 [13] C.C Lee, Fuzzy logic in control systems: Fuzzy logic controller, Parts I and II, IEEE Transactions on Systems, Man and Cybernetics 20 (2) (1990) 404–435 [14] H Maaref, M ... and Autonomous Systems 38 (2002) 1–18 control” method proposed by Jordan and Rumelhart [9] for neuro-control In the original method, two neural networks are used: one for modeling the plant and ... at the point of detection and triggers the wall-following behavior to act, e.g., on the left side If the robot goes H Maaref, C Barret / Robotics and Autonomous Systems 38 (2002) 1–18 of them...
Ngày tải lên: 22/12/2013, 21:18
Tài liệu GSM, cdmaOne and 3G Systems P4 docx
... US cellular band (800 MHz) and we shall use the term ‘CDMA-PCS’ to describe the PCS system operating in the 1.9 GHz band In many cases our discussion will relate to both systems and in this case ... spectral guard bands between the different operator frequency blocks (unless adjacent blocks are allocated to the same operator) and between the systems that occupy the frequency bands above and below ... The filter pass band extends from to f p and the stop band extends from fs to ∞ Within the pass band the filter response is prescribed within the limits δ1 , and within the stop band the filter response...
Ngày tải lên: 23/12/2013, 17:15
Tài liệu GSM, cdmaOne and 3G Systems P5 pptx
... interfering mobile and zeroth BS, is rj = q D2 j + r2 2D j r cos(ϕ) (5.81) and ζ is the difference between λi j and λ0, the independent random variables with zero mean and standard deviation σ ... functions, and ζ j ζk and ζl are Gaussian random variables each having a p standard deviation of 2σ If φ( ) ( ) is not 1, then handover occurs Because Iext =S is a function of the random variables ... the ith mobile in the jth cell, and ε is a random variable p having zero mean and normal distribution with a standard deviation of σε = 2σe From Equations (5.82) and (5.100), the total intercellular...
Ngày tải lên: 23/12/2013, 17:15
Tài liệu GSM, cdmaOne and 3G systems P2 doc
... a portion of the band would be used initially for GSM Although studies in various European countries had concluded that digital systems were to be preferred over analogue systems, the choice of ... (ADPM) and a Viterbi equaliser to combat the effects of intersymbol interference (ISI) Some of the basic features of the eight different systems are given in Table 2.1 [4] The different systems ... DFE used in other systems Although Reed–Solomon channel coding was heavily favoured amongst the prototype systems, the high levels of synergism between the Viterbi equaliser and the convolutional...
Ngày tải lên: 24/12/2013, 08:17
Practical industrial safety, risk assessment and shutdown systems, elsevier (2003)
... (conventional and nuclear) • Boilers and furnaces • Mining and metallurgy processes • Manufacturing and assembly plants, machinery protection systems • Railway train control and signaling systems 2.3 ... Control and Protection Systems Description: The standard specifies procedures and technical requirements for the development of programmable electronic systems for use in railway control and protection ... and Shutdown Systems for Industry 11 12 13 14 15 1.16.1 Alarm systems: A guide to design, management and procurement EEMUA Publication No 191 1999 lEC 61508 Functional safety of E/E/PES systems...
Ngày tải lên: 02/01/2014, 09:47
Tài liệu The 8051 Microcontroller and Embedded Systems ppt
... Numbering and coding systems Digital primer Inside the computer Department of Computer Science and Information Engineering National Cheng Kung University, TAIWAN NUMBERING AND CODING SYSTEMS Decimal and ... Microcontroller and Embedded Systems: Using Assembly and C Mazidi, Mazidi and McKinlay Chung-Ping Young 楊中平 Home Automation, Networking, and Entertainment Lab Dept of Computer Science and Information ... Microcontroller and Embedded Systems: Using Assembly and C Mazidi, Mazidi and McKinlay Chung-Ping Young 楊中平 Home Automation, Networking, and Entertainment Lab Dept of Computer Science and Information...
Ngày tải lên: 20/01/2014, 03:20
Tài liệu Nano and Microelectromechanical Systems P3 doc
... Microelectromechanical Systems and Microdevices Different MEMS have been discussed, and it was emphasized that MEMS can be used as actuators, sensors, and actuators-sensors Due to the limited torque and force ... can be used in systems analysis, diagnostics, and design of a wide variety of systems where iMEMS are used © 2001 by CRC Press LLC 142 Chapter three: Structural design, modeling, and simulation ... monitoring, internal navigation systems, earthquake-actuated safety systems, seismic instrumentation: monitoring and detection, etc Current research activities in analysis, design, and optimization of flexible...
Ngày tải lên: 25/01/2014, 13:20