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In implementing the Torrieri technique for comparing codes on the basis of information bit-error probability, the MATLAB function chooses was used. Using this function for large values of n and k can give rise to numerical precision difficulties that result from the factorial function. In order to illustrate this problem, execute the MATLAB function nchoosek with n = 1000 and k = 500. Develop an alternative technique for calculating nchoosek that mitigates some of these problems. Using your technique develop a performance comparison for (511,385) and (1023,768) BCH codes. Assume FSK modulation with coherent demodulation.
Build a circuit with the voltage input = 4 AA Batteries = 6V and the output = 3A Constant. The 3 amps output will be able to keep the TEC (Thermoelectric Cooler) on constantly. Try not to use any resistors/voltage regulators.
Design a 7.5V zener regulator circuit using a 7.5V zener specifiedat 10mA. The zener has an incremental resistancerz=30Ω and a knee current of 0.5mA. Theregulator operates from a 10V supply and has a 1.2kΩ load. What is the value of R you have cho..
The rectangular beam shown is made of a plastic for which the value of the modulus of elasticity in tension is one-half of its value in compression. For a bending moment M = 600 N.m, determine the maximum (a) tensile stress, (b) compressive stress..
Consider a coaxial capacitor having inner radius a, outer radius b, unit length, and filled with a material with a dielectric, εr. Compare this to a parallel plate capacitor having a plate width w, plate sepparation d, filled with the same dielect..
a. Determine the frequency and the period of x(t) b. Given another signal, y(t)= sin(3/4(t+1)+3/8), is y(t) identical to x(t) Why c. Given a discrete time signal x[n] = cos(3/4(n+1/2)+1/4) is it periodic Why
The car has no crumple zone, but a harness attached to the car seat stops it uniformly within a distance of 0.30 m. According to the Gadd severity index, will the child sustain serious injury or death?
What RF bandwidth must the radio link provide if the modulation is binary phase shift keying (BPSK)?
A linear-phase FIR filter should be designed with the ideal magnitude response shown in Figure 1 which represents an narrow band-pass filter. The lower cutoff frequency, fL , is 2,000 Hz, and higher cutoff frequency, fH , is 3,600 Hz.
The signal m(t)=6sin(2*pi*t) volts is transmitted using 4-bit binary PCM system. The quantizer is of the midriser type, with a step size of 1v
Develop an effective electrical maintenance program for a hotel complex comprised of a main hotel with 764 rooms, 12 two bedroom cottages, spa, swimming pool, three restaurants and sports bar lounge.
What is the BER at the output of the receiver in clear air conditions, and the average time between errors? Give your answer in years, days, or hours as appropriate. Assume an implementation margin of 0.5 dB.
Now continually increase the height h of the foreground areas for different trials. Explain the trade-off necessary to keep track of the object throughout the image sequence. What influence do the frame rate and the number of particles have?
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