Two signals m¡(t) and m;(t), both band-limited to 5000 Hz to be transmitted simultaneously over a channel by the multiplexing scheme shown in Figure. The signal at point b is the multiplexed signal, which now modulates a carrier of frequency 20,000 Hz. The modulated signal at point c is transmitted over a channel. The bandwidth of the channel is equal to -5000 10 5000 M2f m() 2 cos 40,000I -5000 5000 2 cos 20,000rt

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Two signals m¡(t) and m;(t), both band-limited to 5000 Hz to be transmitted
simultaneously over a channel by the multiplexing scheme shown in Figure. The
signal at point b is the multiplexed signal, which now modulates a carrier of
frequency 20,000 Hz. The modulated signal at point c is transmitted over a channel.
The bandwidth of the channel is equal to
-5000
10
5000
M2f
m()
2 cos 40,000I
-5000
5000
2 cos 20,000rt
Transcribed Image Text:Two signals m¡(t) and m;(t), both band-limited to 5000 Hz to be transmitted simultaneously over a channel by the multiplexing scheme shown in Figure. The signal at point b is the multiplexed signal, which now modulates a carrier of frequency 20,000 Hz. The modulated signal at point c is transmitted over a channel. The bandwidth of the channel is equal to -5000 10 5000 M2f m() 2 cos 40,000I -5000 5000 2 cos 20,000rt
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