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In a broadcasting communication system, the transmitter power is 40 KW, the channel attenuation is 80...
In a broadcasting system, the transmitted signal power is 50 kW, the attenuation of the signal...
In a broadcasting system, the transmitted signal power is 50 kW, the attenuation of the signal is 155 dB (in passing from the input to the transmitting antenna to the output of the receiving antenna), and the available mean power-spectral density of the noise in the system from all sources has a mean power spectral density level 10-18 W/Hz (as if added at the receiving antenna's output). The bandwidth of the message signal m(t) is 8 KHz. Determine the output...
5. Basic Problem. We need to determine the transmitter power for a broadcasting system given the...
5. Basic Problem. We need to determine the transmitter power for a broadcasting system given the following information: . The message has 8 kHz bandwidth and normalized power of 0.5. . The systems uses a channel with 60 kHz bandwidth and attenuation of 40 dB. The power spectral density N10-12 W/Hz. pre-emphasis/de-emphasis is used. » A frequency modulation scheme is to be used. For simplicity, assume no (a) Determine the minimum transmitter power that will achieve a 40 dB SNR...
A communication system operates in the presence of white noise with a two-sided power spectral density...
A communication system operates in the presence of white noise with a two-sided power spectral density Sn(w)=10^-14 W/Hz and with a path loss of 20 dB. Calculate the minimum required bandwidth and the minimum required power of the transmitter for a 10 kHz sinusoidal input and a 40 dB output signal to noise ratio if the modulation is a) DSB-SC b) SSB-SC c) FM with Af = 10 kHz
Exercise 4: Calculate the required transmitter power Sr of DSC-SC, SSB, and conventional AM (DSC+...
comms systems theory:
Exercise 4: Calculate the required transmitter power Sr of DSC-SC, SSB, and conventional AM (DSC+carrier) systems for transmitting an audio signal which has a bandwidth of 10 kHz with an output SNR of 40 dB. Assume that the channel introduces a 30 dB power loss and the channel noise is white noise with a power spectral density of η/2-10-9 W/Hz. Assume μ2Sm-0.5 for the conventional AM system.
Exercise 4: Calculate the required transmitter power Sr of DSC-SC,...
I am stuck with the problem of finding the average input power(dun know how to find...
I am stuck with the problem of finding the average input
power(dun know how to find bar x(t)^2), with the formula below.
Please help me and finish the question, and also in part b, the FM
problem(how to find Pr). Thx.
We were unable to transcribe this imageSNR3p SNR,-β2 for FM for FM Question 2 A communication channel has 20-dB attenuation and additive white Gaussian noise with power spectral density of 3x103 WHz. The bandwidth of the message signal is...
Consider a communication system with a transmission loss of 100 dB and a noise spectral density...
Consider a communication system with a transmission loss of 100 dB and a noise spectral density of 104 W/Hz at the receiver input. If the average message power is 1W, and the bandwidth is 10 kHz, determine the average transmitted power (in kW) required to achieve a post-detection SNR of 40 dB or better when the modulation is: (a) AM DSB-TC with ka-1; and0.1 v. (b) FM w .0000 Hz/v ith kf-10,000, 50,000, and 10
a b c d b. What is the output noise power, PSy Uaj.p A certain communication...
a b c d
b. What is the output noise power, PSy Uaj.p A certain communication channel is characterized by K noise with power-spectral density of S) 10-10 w The message signal that is to be 3. 10-9 attenuation and additive white transmitted through this channel is m (t) # 50 Cos (10000?), and the carrier signal that will be used in each ofthe following modulation schemes is c(t) = 100 Cos (40000m). n(t) 20 m(t) x() Channel wit (0...
Consider a FM system that is used to communicate the following message signal: S. m(t) 20...
Consider a FM system that is used to communicate the following message signal: S. m(t) 20 0.05 0.1 015 10 -0.05 with a frequency deviation constant ky 10, and a message bandwidth of W =15 kHz the one-sided noise power-spectral density in the transmission channel is No= 10-8 W/Hz, and an attenuation of 10 is introduced during transmission in the channel as well. a. What is the average-to-peak-power ratio of the message (or, equivalently the power content of the normalized...
Consider a FM system that is used to communicate the following message signal: S. m(t) 20...
Consider a FM system that is used to communicate the following message signal: S. m(t) 20 0.05 0.1 015 10 -0.05 with a frequency deviation constant ky 10, and a message bandwidth of W =15 kHz the one-sided noise power-spectral density in the transmission channel is No= 10-8 W/Hz, and an attenuation of 10 is introduced during transmission in the channel as well. a. What is the average-to-peak-power ratio of the message (or, equivalently the power content of the normalized...
A communication system has a Gaussian pdf with zero mean, o = 1/2 variance and a...
A communication system has a Gaussian pdf with zero mean, o = 1/2 variance and a bandwidth W = 10kHz with noise power No 10-15 W/Hz. The transmission loss power is 100dB. Calculate the transmitted power, St, to achieve the output signal to noise ratio, (Sp)... = 40 dB for each modulation scheme as listed below. Show your all calculations for each modulation scheme in detail and explain your solutions clearly. SSB b. DSB-LC with modulation index u = 1...
In a broadcasting system, the transmitted signal power is 50 kW, the attenuation of the signal is 155 dB (in passing from the input to the transmitting antenna to the output of the receiving antenna), and the available mean power-spectral density of the noise in the system from all sources has a mean power spectral density level 10-18 W/Hz (as if added at the receiving antenna's output). The bandwidth of the message signal m(t) is 8 KHz. Determine the output...
5. Basic Problem. We need to determine the transmitter power for a broadcasting system given the following information: . The message has 8 kHz bandwidth and normalized power of 0.5. . The systems uses a channel with 60 kHz bandwidth and attenuation of 40 dB. The power spectral density N10-12 W/Hz. pre-emphasis/de-emphasis is used. » A frequency modulation scheme is to be used. For simplicity, assume no (a) Determine the minimum transmitter power that will achieve a 40 dB SNR...
A communication system operates in the presence of white noise with a two-sided power spectral density Sn(w)=10^-14 W/Hz and with a path loss of 20 dB. Calculate the minimum required bandwidth and the minimum required power of the transmitter for a 10 kHz sinusoidal input and a 40 dB output signal to noise ratio if the modulation is a) DSB-SC b) SSB-SC c) FM with Af = 10 kHz
comms systems theory:
Exercise 4: Calculate the required transmitter power Sr of DSC-SC, SSB, and conventional AM (DSC+carrier) systems for transmitting an audio signal which has a bandwidth of 10 kHz with an output SNR of 40 dB. Assume that the channel introduces a 30 dB power loss and the channel noise is white noise with a power spectral density of η/2-10-9 W/Hz. Assume μ2Sm-0.5 for the conventional AM system.
Exercise 4: Calculate the required transmitter power Sr of DSC-SC,...
I am stuck with the problem of finding the average input
power(dun know how to find bar x(t)^2), with the formula below.
Please help me and finish the question, and also in part b, the FM
problem(how to find Pr). Thx.
We were unable to transcribe this imageSNR3p SNR,-β2 for FM for FM Question 2 A communication channel has 20-dB attenuation and additive white Gaussian noise with power spectral density of 3x103 WHz. The bandwidth of the message signal is...
Consider a communication system with a transmission loss of 100 dB and a noise spectral density of 104 W/Hz at the receiver input. If the average message power is 1W, and the bandwidth is 10 kHz, determine the average transmitted power (in kW) required to achieve a post-detection SNR of 40 dB or better when the modulation is: (a) AM DSB-TC with ka-1; and0.1 v. (b) FM w .0000 Hz/v ith kf-10,000, 50,000, and 10
a b c d
b. What is the output noise power, PSy Uaj.p A certain communication channel is characterized by K noise with power-spectral density of S) 10-10 w The message signal that is to be 3. 10-9 attenuation and additive white transmitted through this channel is m (t) # 50 Cos (10000?), and the carrier signal that will be used in each ofthe following modulation schemes is c(t) = 100 Cos (40000m). n(t) 20 m(t) x() Channel wit (0...
Consider a FM system that is used to communicate the following message signal: S. m(t) 20 0.05 0.1 015 10 -0.05 with a frequency deviation constant ky 10, and a message bandwidth of W =15 kHz the one-sided noise power-spectral density in the transmission channel is No= 10-8 W/Hz, and an attenuation of 10 is introduced during transmission in the channel as well. a. What is the average-to-peak-power ratio of the message (or, equivalently the power content of the normalized...
Consider a FM system that is used to communicate the following message signal: S. m(t) 20 0.05 0.1 015 10 -0.05 with a frequency deviation constant ky 10, and a message bandwidth of W =15 kHz the one-sided noise power-spectral density in the transmission channel is No= 10-8 W/Hz, and an attenuation of 10 is introduced during transmission in the channel as well. a. What is the average-to-peak-power ratio of the message (or, equivalently the power content of the normalized...
A communication system has a Gaussian pdf with zero mean, o = 1/2 variance and a bandwidth W = 10kHz with noise power No 10-15 W/Hz. The transmission loss power is 100dB. Calculate the transmitted power, St, to achieve the output signal to noise ratio, (Sp)... = 40 dB for each modulation scheme as listed below. Show your all calculations for each modulation scheme in detail and explain your solutions clearly. SSB b. DSB-LC with modulation index u = 1...
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