Telecommunication

The Beginning of Electric Telegraphy

The first transmitters and receivers The electric telegraph did not burst suddenly upon the scene but rather resulted from a scientific evolution that…

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Bit mapping

In the next step in the digitization process, the output of the quantizer is mapped into a binary sequence. An encoding table…

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Sampling theorem

Discrete, noisy communication and the problem of error It is assumed unrealistically that all messages are transmitted without error. In the…

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