1. A temperature measurement within a range of (-20° to 20° ) with accuracy of 0.25° the readings are taken every (0.5 Sec), then converted to binary PCM. What is the bit rate required? 2. Five signals have the same BW = 10 KHz to be FDMed. What is the FDM bandwidth? 3. Why does a broadcast radio station need only one transmitter, but mobile telephony requires many?
Q: Consider a TDMA cellular system: a) The total system bandwidth is 50 MHz; b) FĎD is used; c) Each…
A: According to the question, we need to calculate two way voice channel. Consider a TDMA cellular…
Q: Q5. Compare the average signal power requirements of coherent binary PSK, ASK, and FSK signaling…
A:
Q: EX:(7):- Suppose that the spectrum of a channel is between 10 MHz and 12 MHz, and an intende…
A: Capacity, C = 8 Mbps Bandwidth, BW= 12 MHz - 10 MHz = 2 MHz
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: c) Consider a speech signal with spectral components limited to the frequency band 200 to 3500 Hz.…
A:
Q: For the above given signal each bit is separated by a vertical line. If duration of a bit is given…
A:
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: A binary data stream needs to be transmitted at 4 Mbit/s by means of binary signaling. To reduce ISl…
A: The pulse rate for this system is given by, 1T=2fB1+r where, fB=bandwidth1T=Data Rater=roll-off…
Q: Data at a rate of 7 kbits/sec is to be transmitted over a leased line of bandwidth 4 kHz using…
A: Given Data Rate R=7K bits/sec Bandwidth B=4 KHz We have to calculate the value of roll‐off…
Q: Determine the energy per bit-to-noise density ratio when the receiver input carrier power is 100…
A:
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: The binary sequence 11100101 is applied to Sunde's BFSK modulator. The bit duration is 1 με. The…
A: For a BFSK signal
Q: 5. The frequency range of a BPSK signal extends from 800HZ to 3200HZ. (a) Detemine the Baud rate of…
A: Given frequency range of a BPSK signal is: fmin=800 Hz, fmax3200 Hz Bit rate = 1000 bits/sec;…
Q: A. If the probability of error of BPSK is 0.85 then Pe of BFSK is? B. What happens to the radio…
A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…
Q: A- A binary polar signal with ±5 volts is received in the presence of an AWGN with zero mean and two…
A:
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…
Q: A bit error probability of PB = 104 is required for a system with data rate of 100 Kbits/s to be…
A:
Q: 3.18 A PCM system uses a uniform quantizer followed by a 7-bit binary encoder. The bit rate of the…
A: Signal to Quantization noise ratio for pulse code modulation SNR =1.8 + 6 n n = number of bits…
Q: c) The superheterodyne receiver (SuperHet) is an architecture that enables the same receiver to…
A: BLOCK DIAGRAM OF SINGLE STAGE SUPERHETERODYNE RECEIVER
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: The binary sequence 11100101 is applied to an ASK modulator. The bit duration is 1 the sinusoidal…
A: For ASK ,
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: Suppose we are communicating on a cell phone using a digital modem at 9600 b/s. How many bits will…
A: Communicating on a cell phone using a digital modem at 9600 b/s
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: When the number of bits in a PCM mode, n, is 3, what is the dynamic range in dB?
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: 1. Which of the linear digital modulation configurations below is spectrally more efficient in terms…
A:
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: Consider a wireless AP operates under OFDM using 64-QAM modulation. Assume that coding rate is 8/9,…
A: Modulation type=64-QAM OFDM symbol rate=200ksps coding rate=89
Q: a) An amplitude modulated (AM) signal is made up of a carrier (with constant frequency) in which its…
A:
Q: 3. The sequence b(k) = {1, 0, 0, 1, 1, 0} is transmitted at bit rate of Rp =1 Kb/s using an FSK…
A: According to the question, for FSK digital system message bit b(t)={1, 0, 0, 1, 1, 0} Bit rate=1…
Q: Q4/ A PCM system uses a uniform quantizer followed by a 7-bits binary encoder. The bit rate of the…
A:
Q: The information in an analog waveform, whose maximum frequency fm-4000Hz, is to be transmitted using…
A:
Q: bit error probability of Pg = 10 is required for a system with data rate of 100 Kbits/s to be…
A:
Q: 4000 Hz, what sampling rate should be used to retain all necessary information in the digital data?…
A:
Q: If the 7-bit Hamming code word received by a receiver is 1011011. Assuming odd parity, state whether…
A: For 7 bit hamming code the 4-bit are data bit and 3 bit are parity bit that are located At;…
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: Type your question here A carrier signal given by 10 cos 10000 ?? ???? is AM/DSB-LC modulated by…
A:
Q: 5. What will be the final output of the following figure? where A, of carrier signal, ae = frequency…
A: Since you have asked multiple questions, we will solve only one question for you. If you want any…
Q: Fora standard SSBSC carrier AM, the peak unmodulated carrier peak voltage is 10 V for a load…
A: The detailed answer is solved below according to the given parameters and instructions in the…
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: B) Twenty four speech signals are TDM-PAM transmitted, find minimum sample rate at the channel and…
A: Given, In a TDM-PAM transmission, The number of speech signals(N) = 24
Q: Spectrum IS,(f)| above is for a DSB-SC carrier modulated by a binary polar line code using a…
A: According to the question, we need to find the bit rate of the DSB-SC carrier modulated system.
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…
Step by step
Solved in 2 steps with 2 images
- 4. What parameter of a PPM signal varies in direct proportion to the message signal amplitude? a. the average frequency of the PPM pulses b. the distance between the PPM pulses c. the amplitude of the PPM pulses d. the width of the PPM pulses 5. What is the function of the prefilter in a PTM modulation circuit? completely removes frequencies greater than 8 kHz a. completely removes the PTM signal's first replica b. frequencies c. filters the message signal d. partially reconstructs and amplifies the message signal 6. What advantage does a PPM signal have over a PWM signal? a. can be used for message signals greater than 5 kHz b. requires lower sampling frequency c. easier to demodulate d. requires less transmission power 7. Why does PTM require a higher sampling frequency than PAM? a. The amplitude of PTM signals is constant. b. There are more sidebands in the first replica of a PTM c. Signal than in a PAM signal. d. A sample/hold circuit requires a higher sampling frequency. e. There…(a) Draw a QPSK waveform for 11010010 (b) Draw a Multilevel FSK (M = 4) for the same bitstream as in (a).A 450 kHz carrier signal is modulated with a 15 kHz modulating signal. What are its sideband frequencies?
- 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 258For 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?5. What is the function of the prefilter in a PTM modulation circuit? completely removes frequencies greater than 8 kHz a. completely removes the PTM signal's first replica b. frequencies c. filters the message signal d. partially reconstructs and amplifies the message signal
- 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.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 110100010101QPSK uses phases: 45°, 135°, 225°, 315°. If the duration of each signal is 200ns, then the data rate is a 10 Mb/s Ob 5 Mb/s Oc. 25 Mb/s Od. 100 Mb/s O e. 2.5 Mb/s CLEAR MY CHOICE
- 1o11 An analog signal with a bandwidth of 4.2kHz is to be converted into binary PCM and transmitted over a channel. The peak signal to quantization ratio at the receiver output must be at least 45dB. What will be the output bit rate?Explain the relationship between bits per second and baud for an FSK system. Define the following terms for FSK modulation: frequency deviation, modulation index, and deviation ratio. Explain the relationship between (a) the minimum bandwidth required for an FSK system and the bit rate and (b) the mark and space frequencies.Fora standard SSBSC carrier AM, the peak unmodulated carrier peak voltage is 10 V for a load resistance of 10 ohms and modulation index of 1. What will be the total transmitted power?