... and Vahid, F., Specification anddesignof embedded hardware-software systems, IEEE Design & Test of Computers,pp. 53-67, Spring 1995.[14] DeBardelaben, J. and Madisetti, V., Hardware/software ... consumed bandwidth of transmitting packets, bwpassingis the consumedbandwidth of passing packets, bwechois the consumed bandwidth of echo packets, and BWidleis theconsumed bandwidth of idle ... executable form and through successive stages ofdesign refinement, and ends with a detailed hardware design. VHDLmodels are used throughout the design process to both document the design stages and provide...
... advantages and disadvantages, and it is thedesigners task to find a suitable compromise that best fits the task at hand. Table 2.5 sum-marizes the frequency- and time-domain characteristics of these ... nearly flat in the passband and rolls off smoothly and monotonically. In addition, it has virtually no ripple in eitherthe passband or the stopband. For these reasons, many designers regard the ... a true friend, and a most compassionate human being.—Davidffirs.qxd 11/22/2004 9:46 AM Page v11 Design andDevelopmentof Medical Electronic Instrumentation By David Prutchi and Michael NorrisISBN...
... survival and growth of most industries today are strongly dependent on the designand optimization of the relevant systems. With the advent of many new materials, such as composites and ceramics, and ... company is closely linked with the designand optimization of new processes andsystemsand optimiza-tion of existing ones. Consequently, the subject of design, which had always been important, ... differ in intensity and sequence.1.3 THERMAL SYSTEMS Let us now turn our attention to thermal systemsand consider the nature of these systems and the various types ofsystems that are commonly...
... tothedevelopmentofthismaterialandtomyunderstandingofthedesignprocess.OfparticularhelphavebeenthemanydiscussionsIhavehadwithProfessorsV.SernasandN.A.LangranaofRutgersUniversityonthedesignofsystems.My ... data.Theseresultsthenformthebasisforcreativedesignofthermalsystemsandfortheevaluationofthedesignsobtained.The developmentof a workable, or acceptable, design, one which satisesthe requirements and constraints of the problem, ... years on design projects and on practi-cal design problems have also provided important insights into the design pro-cess.ThecommentsofthemanuscriptreviewersandofProfessorJ.R.LloydofMichiganStateUniversity,theeditorofthisseries,havebeenveryvaluableandhelpfulinorganizingandpresentingthematerial.Iwouldliketotaketheopportunitytothankeachofthemanuscriptreviewerspersonally.Thereview-ersareJamalSeyed-Yagoobi,TexasA&MUniversity;AndrewV.Tangborn,Northeastern...
... P/N ratio is sqrt of equal delay ratio. Only improves average delay slightly for inverters But significantly decreases area and power Design and Implementation of VLSI Systems Lecture ... Thuan Nguyen Faculty of Electronics and Telecommunications, University of Science, VNU HCMUS Spring 2011 1 22 BEST P/N RATIO We have selected P/N ratio for unit rise and fall resistance ... 3 Pass-transistor Circuits 4 4 PSEUDO-NMOS DESIGN Ex: Design a k-input AND gate using pseudo-nMOS. Estimate the delay driving a fanout of H G = 1 * 8/9 = 8/9 F = GBH = 8H/9 ...
... vs. accuracy 6 Design and Implementation of VLSI Systems Lecture 05 Thuan Nguyen Faculty of Electronics and Telecommunications, University of Science, VNU HCMUS Spring 2011 1 DELAY ... CATALOG OF GATES Gate type Number of inputs 1 2 3 4 n Inverter 1 NAND 2 3 4 n NOR 2 3 4 n Tristate / mux 2 4 6 8 2n XOR, XNOR 4 6 8 Parasitic delay of common gates In multiples of pinv ... D P outinCCh on-path off-pathon-pathCCCbf ghfpd f pg150 CATALOG OF GATES Gate type Number of inputs 1 2 3 4 n Inverter 1 NAND 4/3 5/3 6/3 (n+2)/3 NOR 5/3 7/3...
... Vout - VDD Vtp < 0 43 Design and Implementation of VLSI Systems Lecture 04 Thuan Nguyen Faculty of Electronics and Telecommunications, University of Science, VNU HCMUS Spring 2011 ... LEAKAGE AND TUNNELING 31 e1DTVvDSIIJunction leakage: reverse-biased p-n junctions have some leakage. Is depends on doping levels and area and perimeter of diffusion ... IMPACT OF TEMPERATURE 32 o Carrier mobility decreases with To↑ o Threshold voltage decreases nearly linearly with To ↑ o Junction leakage increases with To ↑ o ON current decreases and OFF...
... Courtesy of International Business Machines Corporation. Unauthorized use not permitted. 13 DESIGNING MOS ARRAYS 38 ETCH Etch oxide with hydrofluoric acid (HF) Seeps through skin and eats ... polymer Softens where exposed to light p substrateSiO2Photoresist16 2.1 LAYOUT Chips are specified with set of masks Minimum dimensions of masks determine transistor size (and hence ... with beam of As ions Ions blocked by SiO2, only enter exposed Si n wellSiO220 BASIC GATE DESIGN Both the power supply and ground are routed using the Metal layer n+ and p+ regions...
... purposes ofdesignanddevelopmentof a 3-PUU med-ical parallel robot for CPR applications, it is necessary to inves-tigate the fundamental issues of the robot in terms of kinematicmodeling and ... Variables and Objective FunctionThe architectural parameters of a 3-PUU TPM involve thesizes of base platform (a) and moving platform (b), length of legs (l), layout angle of actuators (α), and the ... shape of workspace, and the radius (R) of the usable workspace is sampled as five line segments.In addition, the design parameters of aS,bS,lS, and α are sam-pled by the interval of 0.5,...
... tothedevelopmentofthismaterialandtomyunderstandingofthedesignprocess.OfparticularhelphavebeenthemanydiscussionsIhavehadwithProfessorsV.SernasandN.A.LangranaofRutgersUniversityonthedesignofsystems.My ... years on design projects and on practi-cal design problems have also provided important insights into the design pro-cess.ThecommentsofthemanuscriptreviewersandofProfessorJ.R.LloydofMichiganStateUniversity,theeditorofthisseries,havebeenveryvaluableandhelpfulinorganizingandpresentingthematerial.Iwouldliketotaketheopportunitytothankeachofthemanuscriptreviewerspersonally.Thereview-ersareJamalSeyed-Yagoobi,TexasA&MUniversity;AndrewV.Tangborn,Northeastern ... Analysis in Engineering Design: Second Edition,Revised and Expanded, Alexander Blake70. An Introduction to the Designand Behavior of Bolted Joints: Second Edition, Revised and Expanded, John H. Bickford71....
... of equipment, and other important activities that support design. This discussion will be followed by a consideration of systems, components, and subsystems. The basic nature of thermal systems ... of heattransfer,bothfromASME.Healsoreceivedthe1994DistinguishedAlumniAwardfromtheIndianInstituteofTechnology,Delhi.JaluriaisaFellowofASMEandamemberofseveralotherprofessionalsocieties.HeservedasthechairoftheHeatTransferDivisionofASMEduring2002–2003. He is presently the editor of the ASME Journal of Heat Transfer.8 Design ... survival and growth of most industries today are strongly dependent on the designand optimization of the relevant systems. With the advent of many new materials, such as composites and ceramics, and...
... developmentof new techniques and materials demands new and improved systems to take advantage of such innovations. However, the designof thermal systems is usually complicated by the complexity of ... fundamen-tal issues and procedures involved in their design. 1.4 OUTLINE AND SCOPE OF THE BOOKThis book focuses on the designand optimization of thermal systems, several examples of which have been ... expected from a study of thermal sciences alone.1.3.2 ANALYSISThe analysis of thermal systems is often complicated because of the complex nature of uid ow andof heat and mass transfer mechanisms...
... for designand for evaluating different designs, not for providing detailed information and understanding of thermal processes and systems. The synthesis of information from a variety of sources ... are of interest. Improvements in the performance and character-istics of the system and in the quality of the product can also often be obtained simply by modifying the designof existing systems. ... permission.)56 Designand Optimization of Thermal Systems The formulation of the design problem is based on all of the above aspects. Therefore, before proceeding to the designof the thermal...