05: An analog signal is first encoded in binary PCM before being transformed to a multilevel signal for transmission over the channel. Suppose that an analog message with a bandwidth of 2700 Hz is to be replicated with a +l percent accuracy at the receiver output. Also suppose the number of levels is seven. Compute: 1- The bit rate of the required PCM signal. 2- The baud rate of the signal. 3- The minimum channel bandwidth required for transmission.
Q: For a FM system, the maximum freq deviation is 75 kHz and the maximum freq of the info. signal is 10…
A: According to Carson's formula, the bandwidth (B) of a frequency modulated system can be expressed as
Q: Consider a speech signal with spectral components limited to the frequency band 200 to 3500 Hz.…
A: It is given that : Sampling rate=12000 samples/s the ratio of peak signal power to average…
Q: Digital data is to be transmitted through a baseband system with No = 10-7 W/Hz and the received…
A: According to the question, N0=10-7 WHz ; A= 20 mV ; Bit rate (r) = 1000 bps; Then we need to…
Q: a) Binary data is to be sent at the rate R, = 100 K bits/s over a channel with 40 dB transmission…
A: we need to calculate transmitted power.
Q: A digital data will be transmitted over an analog transmission medium that has a maximum bandwidth…
A: Channel Bandwidth, B=1.4 MHz, SNR=26.2 dB we have to find out a) the maximum data speed of the…
Q: Consider an AWGN channel with bandwidth 50 MHz, received signal power 10 mW, and noise density No…
A:
Q: Which is not true in simultaneous modulation? a. the AM signal is consisting of more than 1 pair of…
A: Choose the correct option Which is not true in simultaneous modulation?
Q: 7.3-1 Data at a rate of 6 kbit/s is to be transmitted over a leased line of bandwidth 4 kHz by using…
A: The solution can be achieved as follows.
Q: B- Give a brief answer for the following questions 1. A temperature measurement within a range of…
A:
Q: A- A binary polar signal with ±5 volts is received in the presence of an AWGN with zero mean and two…
A:
Q: Q5: An analog signal is first encoded in binary PCM before being transformed to a multilevel signal…
A: It is given that: fm=2700 HzL=7Accuracy=p=1 %=0.01
Q: Q3: Consider a QPSK communication system over an AWGN channel with SN() = No/2 W/Hz. Bit values 0…
A: in QPSK we use the symbol energy and in PSK we use the bit energy.
Q: In the phase shift modulation communication system that sends 2-bit in each transmission, incoming…
A: Given data: Signal power is: 9×10-3 W Noise power is: 4×10-9 W Carrier frequency is: 10 KHz
Q: A bit error probability of PB = 104 is required for a system with data rate of 100 Kbits/s to be…
A:
Q: c) The superheterodyne receiver (SuperHet) is an architecture that enables the same receiver to…
A: BLOCK DIAGRAM OF SINGLE STAGE SUPERHETERODYNE RECEIVER
Q: What is the probability of error with a PSK system with a bit rate of 20kpbs, BW of 50 kHz, Noise…
A: The solution is given below
Q: b) Given a binary Phase Shift Keying (PSK) system in which the allocated bandwidth is 25×C kHz.…
A:
Q: The constellation diagram for a modem that is used for transmission via an analogue channel is shown…
A: The constellation diagram for a MODEM that is used for transmission through an analog channel is…
Q: A binary CP-FSK receiver observes the following phases: 0,3π/4,37π/2, π/4, π,7π/4, π, π/4 What is…
A: It is given that: 0,3π4,3π2,π4,π,7π4,π,π4
Q: For the above given signal each bit is separated by a vertical line. If duration of a bit is given…
A:
Q: : Plot an ASK signal for the bit stream data 1010101101, assume that the frequency = The amplitude 0…
A:
Q: With a target BER=0.01, given SNR=30 dB, what is the maximum achievable data rate (in unit of bits…
A: The SNR is expressed in decibels. It may be calculated by dividing the signal power by the noise…
Q: If the Modulation index is 1, which one is correct O a Since Modulation index is 1, both, Coherent…
A: Given modulation index =1
Q: adaptive PCM system for speech coding, the input signal is sampled at 10 KHz and each sample is…
A: We need to find data rate for given pcm .
Q: 05: An analog signal is first encoded in binary PCM before being transformed to a multilevel signal…
A: Given that an analog signal is encoded in binary PCM band then converted to a multilevel signal for…
Q: When the number of bits in a PCM mode, n, is 3, what is the dynamic range in dB?
A:
Q: The operating point of a quadrature amplitude modulation QAM256 system is shown. This is a standard…
A:
Q: Consider a delta modulation (DM) system used to transmit a voice signal, which is uniformly sampled…
A:
Q: OS: An analog signal is first encoded in binary PCM before being transformed to a multilevel signal…
A: We need to calculate bit rate and baud rate and bandwidth for given system , we will use for bit…
Q: Draw and show the BFSK modulation waveform for the given binary data sequence “1,0,0,1”, and also…
A: Binary frequency shift keying modulation (BFSK) is a type of frequency shift keying modulation. In…
Q: A carrier signal given by 10 cos 10000 nat volt is AM/DSB-LC modulated by single-tone signal 4 cos…
A: for the given carrier and modulated signal, the following are determined as shown below
Q: 2. The sequence b(k) = {1, 1, 0, 1, 0, 1} is transmitted at bit rate of Rp =200 b/s using an ASK…
A: According to the question, for an ASK digital system Input data sequence b(k)={1, 1, 0, 1, 0, 1}…
Q: 1. A temperature measurement within a range of (-20° to 20° ) with accuracy of 0.25° the readings…
A:
Q: Q4. Consider the rectangular 16-QAM (quadrature amplitude modulation) digital modulation scheme (a)…
A: (a) Hence we have the constellation diagram as :
Q: A voice-grade telephone line with bandwidth of 4 kHz (0 – 4kHz) is to be used in full-duplex…
A: Since you have posted multiple questions, we will solve the first question for you. If you require…
Q: The information in an analog waveform, whose maximum frequency fm34000Hz, is to be transmitted using…
A:
Q: We need to send data 2 bits at a time at a bit rate of 8 Mbps. The carrier frequency is 10 MHz.…
A: The solution is given below
Q: Done El + @ Estimate the percentage change of power for a DSB-SC AM system when the value of the…
A: Given information: For a DSB-SC AM system, the modulation index changes from 0.6 to 0.9. The…
Q: A bit error probability of Pg = 10-3 is required for a system with data rate of 100 Kbits/s to be…
A: Given :Bit error probability PB=10-3Data rate=100 Kbits/sSystem Bandwidth=50 kHzroll-off factor, r=1
Q: See attached.
A: For the given modulation scheme 8-array digital carrier is used. The rate of data transfer is…
Q: bit error probability of Pg = 10 is required for a system with data rate of 100 Kbits/s to be…
A:
Q: 5. What will be the final output of the following figure? where Ae = amplitude of carrier signal, we…
A: According to the bartleby's guidelines we have to solve only one question posted by students so…
Q: 4. Consider a communication system with a bit rate requirement of 200Kbps. Assuming a sy a)…
A: As per Barley guideline for more than three subpart only first three are to be answered please…
Q: QI: A BPCM system is used to transmit signal of 512 levels, the input signal works in the range…
A: We need to find data rate and signal to noise ratio.
Q: Suppose that a voice signal-has x(t)[ma=2V and average pov- -quals to 0.25W. Calculate the value of…
A: DSB-SC only has side bands so power of DSB is nothing but the power of side bands(PSB) . Hence…
Q: Done + Estimate the percentage change of power for a DSB-SC AM system when the value of the…
A: Given: The modulation index of DSB-SC AM system changes from 0.6 to 0.9. The corresponding…
Q: Which of the following audio types has the highest bit resolution and sampling rate? A.FM boardcast…
A: In this question, We need to choose the correct option Which of the following audio types has the…
Step by step
Solved in 2 steps with 1 images
- 1. With the help of Octave program perform the Modulation and Demodulation (AM) of information signal with carrier signal, through subplots with following signals a. Modulating signal b. Modulated signal c. Demodulated signalThe information in an analog signal voltage waveform is to be transmitted over a PCM system with an accuracy of : 0.1 % of the peak-to-peak analog signal. The analog voltage waveform has a bandwidth of 43 Hz and an amplitude range of - 10 to 10 Vots. Determine the minimum bit rate fin bps) required in the PCM system? O a 688 O 774 O c 387 O d 86 Oe 2583. Some GPS receivers use 1 bit ADCS (Analog-to-digital Converters) to sample and quantize the signal i.e. the output of the ADC is simply 2 quantization levels: -1 or +1. This is typically done to save on power. (a) What is the quantization SNR? How does it compare to typical thermal noise SNR of a GPS signal before correlating with the CDMA code? (b) Justify, how come it is possible to sample the signal using a single bit and still get good performance.
- 4. The information in an analog voltage waveform is to be transmitted over a PCM system with a F 0.2% accuracy (full scale). The analog waveform has a bandwidth of 200 Hz, and an amplitude range of -5 to +5 V. determine the following: - The minimum sampling rate needed. - The number of bits needed in each PCM word. - The minimum bit rate in the PCM signal. - The minimum channel bandwidth for transmission of this PCM signal.(3) Five telemetry signals, each of bandwidth 1kHz, are to be transmitted simultaneously by binary PCM. The maximum tolerable error in sample amplitudes is 0.2% of the peak signal amplitude. The signals must be sampled at least 20% over the Nyquist rate. Framing and synchronizing require an additional 0.5% extra bits. Determine the minimum possible data rate that must be transmitted, and the minimum bandwidth required to transmit this signal.Choose the correct answer low HDOP (Horizontal Dilution of Precision) number such as2 indicates a ........................... a.poor fix b.good fix c.poor signal quality d. good signal quality
- The information in an analog waveform, whose maximum frequency fm-4000Hz, is to be transmitted using a 16-level PAM system. The quantization must not exceed #1% of the peak-to peak analog signal. (a) What is the minimum number of bits per sample or bits per PCM word that should be used in this system? (b) What is the minimum required sampling rate, and what is the resulting bit rate? (c) What is the 16-ary PAM symbol Transmission rate?An analog signal with a bandwidth of 4.2 MHz is to be converted into binary PCM and transmit- ted over a channel. The peak-signal quantizing noise ratio at the receiver output must be at least 55 dB. (a) If we assume that P=0 and that there is no ISI, what will be the word length and the number of quantizing steps needed? (b) What will be the equivalent bit rate? (c) What will be the channel null bandwidth required if rectangular pulse shapes are used?Answer all questions below: 1. Draw the general block diagram of Frequency Division Multiplexing (FDM) 2. Multiplexing is a technique that allows the (simultaneous) transmission of multiple signals across a single data link. Figure Q2 below shows a multiplexer with four 500 kbps data stream inputs and 1 data stream output where the unit of data is 1 bit. Determine: i. ii. iii. 500 kbps The type of multiplexing technique used. The input bit duration. The output bit rate. 500 kbps 500 kbps. 500 kbps. ... ... ... 1 0 1 0 1 0 1 0 0000 1 1 1 1 0 1 0 0 MUX Figure Q2 Frames 0101 0001 110100010101
- For a FM system, the maximum freq deviation is 75 kHz and the maximum freq of the info. signal is 10 kHz. What will be the total bandwidth of the FM system? What will be the modulation index?4. This problem addresses the digitization of a television signal using pulse-code modulation. The signal bandwidth is 4.5 MHz. Specifications of the modulator include the following: Sampling: 15% in excess of the Nyquist rate Quantization: uniform with 1024 levels Encoding: binary Determine (a) the Nyquist rate, and (b) the minimum permissible bit rate.Q2/ The information in an analog signal voltage waveform is to be transmitted over a PCM system with an accuracy of ±0.1% (full scale). The analog voltage waveform has a bandwidth of 100 Hz and an amplitude range of -10 to +10 volts. Find the minimum sampling rate required. i) ii) Find minimum bit rate required in the PCM signal. Find the number of bits in each PCM word. iii) iv) Find the minimum absolute channel bandwidth required for the transmission of the PCM signal.