Multicast transmission for DS-CDMA cellular telephones

Telecommunications – Radiotelephone system – Special service

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Details

455557, 455566, 370312, 370335, 375208, H04Q 720

Patent

active

058872523

ABSTRACT:
Multicast transmission for DS-CDMA cellular communication wherein a mobile station requests a multicast service by use of a service option and a base station transmits to the mobile station a long code mask and code channel needed to receive the multicast service. No reverse channel is used so that an unlimited number of terminals may receive the multicast service.

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