OS: 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 +1 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: Q5. Compare the average signal power requirements of coherent binary PSK, ASK, and FSK signaling…
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Q: Consider a speech signal with spectral components limited to the frequency band 200 to 3500 Hz.…
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Q: Q4. a) Consider a bandlimited message signal of 6kHz bandwidth. It is sampled at the rate of 55%…
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Q: Consider g(x)= x3 + x + 1, with 1001 as the information sequence. Determine the transmitted…
A: The g(x) is given byg(x) =x3+x+1Data word is given by 1001 or 1+x3Now the code wordc(x)=d(x)g(x)
Q: Question Completion Status: QUESTION 11 What is the number of signal levels required to achieve a…
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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 speech signal, band limited to 4 kHz, is sampled at 1.25 times the Nyquist rate. The speech…
A: Given fm=4 kHzfs=1.25 ×Nyquist Rate fs=1.25×2fmfs=10kHz
Q: c) Consider a speech signal with spectral components limited to the frequency band 200 to 3500 Hz.…
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Q: A PCM system uses a uniform quantizer followed by a 7-bit binary encoder. The bit rate of the system…
A: Given: A PCM system uses uniform quantizer. Number of bits, n=2 Bit rate of the system, Rb=50×106…
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A: For the above given statement we need to justify it's correctness for the given concept PAL.
Q: Consider a CDMA system where transmitter A has the code 101010 and transmitter B has the code…
A: The given CDMA system transmitter A code is 101010. The given CDMA system receiver B code is 111001…
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Q: The bit rate of a digital communication system is R kbit/s and the modulation used is 32-QAM. What…
A: ISI stands for intersymbol interference. It a distortion which takes place during data transmission…
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Q: 3.18 A PCM system uses a uniform quantizer followed by a 7-bit binary encoder. The bit rate of the…
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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.…
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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: Determine the efficiency of transmission for QPSK modulation scheme at a .transmission rate of 10…
A: Bandwidth efficiency is the ratio of transmission rate to the minimum bandwidth.
Q: 1. (c) Eight sources, six with a bit rate of 100kbps and two with a bit rate of 200kbps are to be…
A: The solution can be achieved as follows.
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: programmes. QPSK modulation and concatenated coding is based on convolutional code with code rate p…
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Q: This elementary problem begins to explore propagation delay and transmission delay, two central…
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Q: Q.3 If the 7-bit Hamming code word received by a receiver is 1001011. Assuming even parity, state…
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Q: Q1 .An M-ary PSK, ISI-free system is to operate with 2k PSK symbols over a 120 [kHz] channel. The…
A: As per the rules we can answer only one question, please post the remaining questions as the…
Q: Q4/ A PCM system uses a uniform quantizer followed by a 7-bits binary encoder. The bit rate of the…
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Q: A data of 240 kbps is to be transmitted over a channel of 5 kHz bandwidth. The transmission should…
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Q: Q3/ Twenty-four voice signals are sampled uniformly and then have to be time division multiplexed.…
A: We need to find out the bandwidth and sampling frequency for given system .
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: If you are concerned about sampling frequency and bit numbers for your data, which should you be…
A: We need to tell which factor is more concerned for the replication of the signal in digital…
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: The operating point of a quadrature amplitude modulation QAM256 system is shown. This is a standard…
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Q: Consider a delta modulation (DM) system used to transmit a voice signal, which is uniformly sampled…
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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…
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Q: Q4/ A PCM system uses a uniform quantizer followed by a 7-bits binary encoder. The bit rate of the…
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Q: A voice-grade telephone line with bandwidth of 4 kHz (0 – 4kHz) is to be used in full-duplex…
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Q: a. In your own words, explain the term companding used in telecommunications the important of that…
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Q: The information in an analog waveform, whose maximum frequency fm-4000Hz, is to be transmitted using…
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Q: bit error probability of Pg = 10 is required for a system with data rate of 100 Kbits/s to be…
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Q: 05: An analog signal is first encoded in binary PCM before being transformed to a multilevel signal…
A: We need to calculate bandwidth and bit rate and baud rate for pcm system.
Q: Determine the efficiency of transmission for QPSK modulation scheme at a .transmission rate of 10…
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Q: Consider error control methods in digital signal transmission. Assume Hamming code is used with even…
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Q: A voice signal is bandlimited by an anti-aliasing filter to 3.4 kHz before being (b) linearly…
A: Given : The maximum frequency of the message signal is fmax = 3.4 K Hz Here they are using pulse…
Q: Output data ratio of a 8-bit PCM-TDM system sampling 24 voice channels, comparing these using u -law…
A: Given, Number of bit, n= 8 PCM-TDM system sampling having number of voice channels, N=24 Frequency,…
Q: NOTES: Answers are QI/ A binary channel with bit rate = 36000 bits per second is available for PCM…
A: The sampling rate must obey the following equation:fs ≥ 2fMfs ≥ 2×3.2×103fs ≥ 6400 Hz ............…
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- 3. 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.(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.The 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 258
- 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.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?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
- 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.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?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
- A 450 kHz carrier signal is modulated with a 15 kHz modulating signal. What are its sideband frequencies?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?Question: 18 The time difference between the input signal crossing a 0.5VDD and the output signal crossing its 0.5 VDD when the output signal is changing from low to high is --- A. Propagation Delay low-to-high (Rise Propagation) B. Fall Transition Time C. Rise Transition Time D. Propagation delay high-to-low (Fall Propagation)