GSM Question:

What is discontinuous transmission in GSM Technology?

GSM Technology Interview Question
GSM Technology Interview Question

Answer:

★ Discontinuous Transmission, also known as DTX in short is a method of momentarily powering down a mobile set when there is no voice input to the set.
★ The overall efficiency of a wireless voice communication system is optimized by DTX.
★ Each speaker in a two way conversation speaks slightly less than half of the time.
★ The workload of the components in the transmitter amplifiers are made easy and reduces interference.


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What is transmitted power control in GSM Technology?Which up-link/ down-link spectrum is allocated to following?
a. GSM - 900
b. DCS - 1800