Changing a call identifier for call termination in a digital TDMA radio system

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United States of America Patent

PATENT NO 5485635
SERIAL NO

08302787

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Abstract

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In a call control method in a digital TDMA radio system a mobile station (MS) is commanded to a traffic channel for a call by signalling performed on the control channel. In accordance with the invention, a call identifier is assigned for the call to be established and sent intermittently on the traffic channel during the call. The mobile station (MS) is commanded to terminate the call and to leave the traffic channel by changing the call identifier sent on the traffic channel. The invention also relates to a digital TDMA radio system, a method for call release in terminal equipment in a digital TDMA radio system, and semiduplex terminal equipment.

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Patent Owner(s)

  • NOKIA TELECOMMUNICATIONS OY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Paavonen, Tapio Saarijarvi, FI 18 365

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