... with the number of fingers. Thus the performance of the Rake receiver is largely based on the number of fingers, the number of multipath components, their amplitude statistics, and the relative ... future systems in the dwindling radio spectrum. Recent rulings by the FCC allowing the use of certain types of unlicensed UWB further support the future potential of such technologies. The notion ... 32 where the weights can be chosen to produce the equivalent result of maximal ratio or equal-gain combining. The advantage of the Rake receiver is that if the output of one of the correlators...
Ngày tải lên: 20/11/2012, 11:36
... Lesson 15 -The power systems of Diesel Engine The power systems of a diesel engine are a primary part of a power plant, the function of which is to guarantee proper operation of the power plant ... operation, part of which derives from the hot combustion gas in cylinders and the rest of which results from the friction of moving parts. If the above heat should not be carried away in time, the temperature ... cylinder liner since the lubrication is fulfilled under the condition of the high temperature of combustion gas; turbine oil with low viscosity to be employed for the lubrication of turbocharger...
Ngày tải lên: 17/10/2013, 15:15
The Future of Wireless Banking Implementation of Wireless Banking and Financial Systems
... presentation in the proof of concept stage. The Wireless Application Server is not an Internet server nor an extension to the Internet: The explosion of the wireless application industry in the last ... regardless of device type, much like the Internet. The financial institutions are between a rock and a hard place. They would like to extend their services to the wireless world, but they lack the resources ... handheld’s request to the application server (middleware). The application server will then know the device type by it’s identifier. The information will be sent to the backend system of the financial...
Ngày tải lên: 26/10/2013, 16:15
Motion Control Theory Needed in the Implementation of Practical Robotic Systems
... required during the period of full acceleration. From this the duration of the maximum acceleration segment of the acceleration profile can be obtained. The final conditions after the steps above ... in the following sections, and when position moves are always of the same length these nonlinear effects make the results of tuning a system with either the compensator of Figure 3.6a or the ... taking the measured feedback as the initial conditions of the new profile. A better profile could be plotted if the controller could observe the new acceleration and deceleration limits of the...
Ngày tải lên: 05/11/2013, 21:15
Tài liệu Introduction to Communication Systems, The Theory of Probability ppt
... gr qrw h{lvw Wkh sk|vlfdo phfkdqlvpv gulylqj wkh sureohp duh vr frpsolfdwhg wkdw wkh gluhfw fdofxodwlrq ri wkh sureohp lv qrw ihdvleoh Wkhuh h{lvwv vrph edvlf lqghwhuplqdf| lq wkh sk|vlfdo...
Ngày tải lên: 12/12/2013, 04:15
Tài liệu Overcoming the Challenges of Modernizing Core Banking Systems docx
... in the Singapore Stock Exchange Listed in the Singapore Stock Exchange Time is of the Essence! Time is of the Essence! Rationale for Replacement of Legacy CBS Opportunities for growth in the ... toward the end of the year.” Asia Times Online, April 19, 2006 Rationale for Replacement of Legacy CBS ã Entry of foreign competition ã Increase Customer Sophistication ã Adoption of international ... Focus on Banking Software Development & Implementation Software Development & Implementation 300+ staff across 13 Regional Offices in 300+ staff across 13 Regional Offices in Bangkok,...
Ngày tải lên: 20/12/2013, 17:15
Tài liệu Introduction to Communication systems the theory of probability. pdf
... gr qrw h{lvw Wkh sk|vlfdo phfkdqlvpv gulylqj wkh sureohp duh vr frpsolfdwhg wkdw wkh gluhfw fdofxodwlrq ri wkh sureohp lv qrw ihdvleoh Wkhuh h{lvwv vrph edvlf lqghwhuplqdf| lq wkh sk|vlfdo...
Ngày tải lên: 20/12/2013, 19:15
Reliability evaluation of the auxiliary electrical systems of power stations
Ngày tải lên: 03/01/2014, 19:39
Tài liệu THE ROLE OF UNIVERSITIES IN REGIONAL INNOVATION SYSTEMS - A NORDIC PERSPECTIVE pdf
... characteristics of the university. A third alternative is that the impact of a university reflects how the profile of the university corresponds with the profile of the economic structure of the region. The ... that the number of persons with an aca- demic education did not exceed the number of civil servants positions. Therefore, the expansion of the system initially took the form of the building of ... baby-boomers of the 1940s reached the university age. At that time most of the study programmes at the 49 The growth in the number of students in the 1990s has, however, been highest in the Faculty of...
Ngày tải lên: 16/01/2014, 16:33
Tài liệu The Design Of Manufacturing Systems P2 docx
... beforehand, then the best configuration of the spindles for the parallel machine tool can be deduced. The best configuration of the spindles could be based on the types and number of features present on the ... safety, aesthetics, etc.) for having the feature on the part model. Each of these reasons have a different degree of importance depending on the context of the product. The concepts of feature ... integrated design-manufacturing systems is the incompre- hension of the language of Computer-Aided Manufacturing (CAM) systems by the Computer-Aided Design (CAD) systems. The CAD systems were initially...
Ngày tải lên: 19/01/2014, 18:20
Tài liệu The Design Of Manufacturing Systems P1 pptx
... know the prices of chemicals in the various markets and the operating costs of processes, the problem is then to decide the operating level of each process and amount of each chemical in the list ... assumed that the production rate (r ijt ) of the main product j of each such scheme is proportional to the capacity of the plant. where M i denotes the index set of main products of the alternative ... limited. The case of shut down of an existing plant results when the variable W it takes a value of zero after a given time period t. The economics of shut down can be modeled by the inclusion of the...
Ngày tải lên: 19/01/2014, 18:20
Tài liệu The Design Of Manufacturing Systems P2 pptx
... beforehand, then the best configuration of the spindles for the parallel machine tool can be deduced. The best configuration of the spindles could be based on the types and number of features present on the ... integrated design-manufacturing systems is the incompre- hension of the language of Computer-Aided Manufacturing (CAM) systems by the Computer-Aided Design (CAD) systems. The CAD systems were initially ... ways of simplifying CSG models for their potential use in feature recognition. ã Restrict the domain of the model by restricting the range of primitives and/or of the orientations that they may...
Ngày tải lên: 25/01/2014, 13:20
Tài liệu The Design Of Manufacturing Systems P1 docx
... know the prices of chemicals in the various markets and the operating costs of processes, the problem is then to decide the operating level of each process and amount of each chemical in the list ... dispersion of the solution vectors, the approach to restrict the dispersion of the random recourse costs can also be considered. Because the variability of the recourse costs is a measure of its ... ,…, are the extreme rays of C, then the projection of P onto the space of x is given by: proj x (P) ϭ {x : Ax Յ b, h ϭ 1,…,H; x ʦ X}. This expression requires finding the extreme rays of the polyhedral...
Ngày tải lên: 25/01/2014, 13:20
Tài liệu ISSUES IN THE INTEGRATION OF RESEARCH AND OPERATIONAL SATELLITE SYSTEMS FOR CLIMATE RESEARCH pdf
Ngày tải lên: 17/02/2014, 07:20