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the convolutional code of problem 1311 is used for transmission over an awgn channel with hard-decision decoding the
a ds spread spectrum system is used to resolve the multipath signal component in a two-path radio signal propagation
in this assignment you will implement a dynamic array dynamic arrays provide all the advantages of static
generation of the channel matrix and inputs to the detectorsuppose nt nr 2 generate the elements of the channel
generation of channel matrix for mimo systemswrite the matlab code for generating the channel matrix c of a mimo system
a satellite in geosynchronous orbit is used as a regenerative repeater in a digital communication system consider the
consider the front end of the receiver that is shown in the block diagram in figure p-1419 the received signal power at
a rate 1 2 convolutional code with dfree 10 is used to encode a data sequence occurring at a rate of 1000 bitssec the
consider the fh binary orthogonal fsk system described in problem 157 suppose that the hop rate is increased to two
a slow fh binary fsk system with noncoherent detection operates at anwith a hopping bandwidth of 2 ghz and a bit rate
simulation of asynchronous cdma systemrepeat problem 152 when the four users transmit asynchronously for example
generation of a maximal length shift register sequencewrite a matlab program that implements an m 12-stage
simulation of frequency hopped fskan fh binary orthogonal fsk system employs an m 7-state shift register to generate a
a ds binary psk spread spectrum system has a processing gain of 500 what is the interference margin against a
an fh binary orthogonal fsk system employs an m 15 stage linear feedback shift register that generates a maximal
a dielectric is a fine interspersion of two phases one having a relative permittivity of 20 and a tcc of 500 mk-1 and
a capacitor in the form of a ceramic disc 10 mm diameter and 1 mm thick is electrode to its edges it has a capacitance
a disc capacitor of thickness 1 mm carries circular electrodes of diameter 1 cm the real and imaginary parts of the
in a metal oxide the oxygen ions are in a hexagonally close-packed array calculate the size of an ion that would just
calculate the crystal density of batio3 the dimensions of the tetragonal unit cell are a 3992 pm c 4036 pm relative
an electron beam is accelerated through a potential difference of 12 kv and falls onto a copper target calculate the
a sample of alumina powder has a mean lsquoparticle diameter of 25 microm what is the apparent specific surface area
because of the volatility of pbo at sintering temperatures it is not easy to control the composition of ceramics
a slip for band-casting contains on a weight basis 100 parts alumina powder 9 parts non-volatile organics and 35 parts
a few grammes of 100 mm diameter polythene spheres are warm-pressed into a solid block describe the expected electrical