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Which of the following channel in USDC provides a signalling channel?(a) DTC(b) CVDCC(c) SACCH(d) FACCHI had been asked this question by my college director while I was bunking the class.I would like to ask this question from United States Digital Cellular (IS-54 and IS-136) in division Wireless Systems and Standards of Wireless/Mobile

Answer»

The correct option is (c) SACCH

The explanation: The SACCH (slow associated control channel) is sent in EVERY time slot and provides a signalling channel in parallel with the digital speech. The SACCH carries various control and supervisory messages between the SUBSCRIBER UNIT and the BASE station.



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