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Cellular telecommunication sector - Software Defined Radio
As of now, every cell phone transmits and receives information through a speci?c standard. If we have to change the service provider then we need to change the cell phone also. A Software De?ned Radio (SDR) reprograms the cell phones to operate on different radio standards by simply uploading different software running on a common hardware platform. It can switch from one radio standard to another radio standard. For ex- the software can be upgraded easily for switch over from 2G to 3G or 4G, CDMA to GSM.
(a) A universal shift register can shift in both the left-to-right and right-to-left directions, and it has parallel-load capability. Draw a circuit for such a shift register.
Hoe to start?
Explain the various modes in which DMAC works. Working of Direct memory access controller: The modes of operation has demand mode, block mode, single mode and cascade mode.
Q. Explain working of Biased Clamper? Biased Clamper : The circuit of a positively biased clamper is shown in the figure. During the negative half cycle of the input signal the
National tariff policy: The Central Government notified the National Tariff Policy on January 6, 2006, for the power sector in line along with the Section 3 of the EA, 2003. Wi
Q. Explain Amplitude-shift keying? A carrier's amplitude is keyed between two levels (binary 1 and 0) in binary ASK. Figure shows the functions of a coherent ASK communication
Q. Explain the bandwidth for the curve and the applications of an RC coupled amplifier. Frequency response curve of an RC coupled amplifier was shown above(prev page). The cut
the p.u. reactance of a 25 MVA, 13.2 kV alternator 0.5 p.u. On a base of 50 MVA and 13.8 KV the p.u. value shall be
What are the kinds of transformations? Illustrate each with the help of homogeneous matrix form in 3-D.
what is the difference between static and induced emf
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