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1. In which situation, a unicast session or a multicast session, can feedback received from an RTCP packet about the session be handled more easily by the sender?
2. Can the combination of RTP/RTCP and SIP operate in a wireless environment? Explain.
3. Do some research and find out if SIP can provide the following services provided by modern telephone sets.
a. caller-ID
b. call-waiting
c. multiparty calling
What is the Difference Between Neutral, Ground and Earth?
The T-1 telephone system multiplexes together 24 voice channels. Each voice channel is 4 kHz in bandwidth and is sampled every 1/8000 of a second, or every 125 µs. If the 24 channels are to share the system by time-division multiplexing,
Design a four-section bandpass lumped-element filter having a maximally flat group delay response. The bandwidth should be 5% with a center frequency of 2 GHz. The impedance is 50. Use CAD to plot the insertion loss versus frequency.
If 2*10^15 gold atoms per cm^3 are added to intrinsic silicon as a substitutional impurity and are distributed uniformly throughout the semiconductor, determine the distance between gold atoms in terms of silicon lattice constant.
What is the isolation if the return loss is 20 dB?
Sketch the energy band diagram for an n-p-n transistor in equilibrium.- Sketch the energy band diagram for n-p-n BJT in forward active mode.
Consider a digital filter with frequency response: H(f)=11+f Assuming the sampling frequency is 1500Hz what is the frequency attenuation of a signal passing through this filter at 280Hz
Power Factor, A single phase electric motor has an output power of 10 kW and an efficiency of 90% at full load. The motor is fed from a 240 V supply via a cable that has a resistance of 10 milli ohms per metre length.
The cross section of a cottage 20 ft wide is an isosceles triangle. If the slope of a side is 1.75 and there is a second floor 9 feet above the ground floor,What is the angle at each tip of the cottage?
Find current and voltage in circuits.
which of the following relative pathname is interpreted as the rock.htm file is in the same folder as the current
Using this observation, develop a MATLAB program for determining Πss given the state transition matrix A.
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