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To measure the sheet resistance of a resistive layer taking into account the parasitic series contact resistance, a test structure consisting of resistors with the same width and different lengths is provided. Measuring the resistances of the resistors with lengths L1 = 10 µm and L2 = 30 µm, the following values are obtained: R1 = 365-ohm and R2 = 1085-ohm, respectively. If the width of the resistors is 5 µm, determine the sheet resistance and the contact resistance values.
Convert the first-order Butterworth low-pass prototype, H(z) = 1 / s+1 to a digital IIR filter using impulse invariant method when sampling frequency is 1 Hz.
Restricting yourself to nondegenerate dopings and also requiring the resistance to be readily measured with a hand-held multimeter (say 1 R 1000), what is the range of doping Pick a doping concentration in the mid range.
If we have a 600ohm transmission line terminated with a 1200ohm resistor, how long must the transmission line be if the input impedance is purely real?
A transmitter transmits an AM sinal with a carrier frequncy of 1530kHz. When an inexpensive radio receiver (which has a poor selectivity in its RF-stage bandpass filter) is tuned to 1530kHz, the signal is heard loud and clear.
A 160-ft-diameter parabolic antenna is driven by a 10-W transmitter at 4.3 GHz. Calculate its effective radiated power (ERP) and its beamwidth.
Design a second-order band-pass IIR filter with center frequency of 200 Hz when the sampling frequency is 1000 Hz. In order to ensure the filter stability set the poles at 0.94 radial distant from the origin
A long solenoid with 11.9 turns/cm and a radius of 5.76 cm carries a current of 18.2 mA. A current of 4.77 A exists in a straight conductor located along the central axis of the solenoid.
A series circuit consists of a 240V source and 20ohm, 30ohm, and 10ohm resistors. a) Find the current out of the positive terminal of the voltage source. b) Find the voltage across each resistor.
What is the capacitance ratio for the capacitors with Ta2O5 and oxide/nitride/oxide dielectrics for the same thickness, provided the oxide/nitride/oxide has thickness ratio 1:1:1 for the oxide to the nitride
The relative dielectric constant of the printed circuit board (PCB) is 4 and the microstrip lines have a characteristic impedance of 80W. The length of the microstrip lines are 30mm and 45mm, respectively.
An experiment is performed 5 times and two measurements are made. X = {1,3,2,5,7} Y = {6,7 8 9,10} Find the correlation coefficient between X and Y.
Asuuming that an 8-bit ADDC channel accepts analog input ranges from 0 to 12 volts, determine the following: a) number of quantization levels b) step size of the quantizer c) Quantization level when the analog voltage is 9.25 volts
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