An 8bit PCM uses mu law companding with mu=100. Calculate the signal to quantization noise ratio?
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An 8bit PCM uses mu law companding with mu=100. Calculate the signal to quantization noise ratio?
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- An analog signal having a maximum frequency of 10 kHz is being transmitted through a PCM system with a uniform quantizer having 256 levels. What will be the minimum transmission bandwidth of the transmitted PCM signal?Explain quantization process. A video signal with maximum amplitude of 8V is transmitted through a PCM system using a 4bit binary number. What is the quantization level required?the question is "if we need to send an ECG data. determine a minimum and maximum data rate require to send this data". is the solution related to PCM(pulse coded modulation? explain in details please.
- Determine the signal to quantization noise ratio for a 6 bit PCM.The number of bits per sample in a PCM system has SNqR=45 dB is?A PCM system is used to transmit base4 signal of 512 level, the input signal works in the range between (30 to 70) MHz. Find the bit rate and signal to noise ratio in dB? Note that: the step size is considered to be double of system levels? *
- For a QPSK waveform, with the following input bit sequence 100010101101, an input rate equal to 20 Mbps: Draw the modulated waveform, state assumption used. Determine the minimum bandwidth requiredIn the figure below, an x(t) signal varying between +- 1.6 V is split into 8 quanta levels and converted to a digital signal. being converted. a) Calculate the quantization gap voltage (step)? b) Draw the PAM, PCM and ASK outputs in this conversion process? c) Calculate bit transmission rate if sampling pulse frequency ?? = 2kHz.If an 8-bit SAR ADC is used to digitize 8V full scale signal, what will be the digital o/p for an analog i/p of 5.76 V (perform complete analysis)?
- In a PCM system, 8 bit uniform quantiser is used. How many quantizing levels will be present if the quantiser is of uniform type?A voice frequency channel, a signal voltage is 40mV and noise voltage is 40fV.What is the maximum data rate that can be transmitted if parameter resistances are equal?Explain with the aid of equations the following: How to improve the SNqR in the PCM system?