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(a) Average over gain in the noncoherent detection result in (9.59) to rederive the Rayleigh fading error probability.
(b) Assume narrow-band fading with a single tap Gm. Assume that the sample value of the tap magnitude, gm, is measured perfectly and fed back to the transmitter. Suppose that the transmitter, using pulse-position modulation, chooses the input magnitude dynamically so as to maintain a constant received signal to noise ratio. That is, the transmitter sends a/gm/ instead of a. Find the expected transmitted energy per binary digit.
Contamination is a problem in the manufacture of optical storage disks. The number of particles of contamination that occur on an optical disk has a Poisson distribution and the average number of particles per centimeter squared of media surface i..
The absolute viscosity and density of water are 1.4X10^-3 Pa-s and 998 kg/m^3, respectively. For a head loss of 0.1 m, determine the filtration rate (m/d) if the depth of this layer of sane is 0.1m
A 4 X 8-ft solar collector has water circulating through it at the rate of 1.0 gallon per minute (gpm) while exposed to sunlight with intensity 300 Btu/ft2-hr. Fifty percent of that sunlight is captured by the collector and heats the water flowing..
For the pulley system shown, each of the cables at A and B is given a velocity of 2 m/s in the direction of the arrow. Determine the upward velocity v of the load m.
write an expression that executes the exclu() member function in this object.
The venturi meter is in a 60 cm pipe. What deflection will occur on a mercury-water manometer connected between the upstream and throat section if the discharge is .57 m^3/s. Assume T = 20 C
Explain how mechanical strength, melting temperature , and thermal exapntion are related at the atomic level. specifically, how do they relate to each other and the bonding energy between the atoms
Cars arrive at a toll gate on a freeway according to a Poisson distribution with mean 90 per hour. Average time for passing through the gate is 38 seconds. Drivers complain of the longwaiting time.
what is the responsibility of manufacturing engineering?
Five $1,000 bonds having a bond rate of 8% per year payable quarterly are pur chased for $4,940 and kept for 6 years, at which time they are sold. Determine the selling price that yields a 6% effective annual return on the investment.
The ordinate of a5-hr unit hydrograph of a basin is determined equal to 300 cfs at atime 4 hours after the beginning of net rainfall. What would be therunoff rate after 4 hours if a storm of uniform intensity
learning objectives-use modern software tools to analyze a structural system of a building.-use the standard asce 7
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