US 6,982,961 B2 | ||
Push-to-talk and push-to-conference in a CDMA wireless communications system | ||
Wail M. Refai, Apex, N.C. (US); Robert C. Witter, Chapel Hill, N.C. (US); and Essam Sourour, San Diego, Calif. (US) | ||
Assigned to Telefonaktiebolaget LM Ericsson (publ), (Sweden) | ||
Filed on Jul. 19, 2001, as Appl. No. 9/909,395. | ||
Prior Publication US 2003/0016632 A1, Jan. 23, 2003 | ||
Int. Cl. H04Q 7/00 (2006.01) |
U.S. Cl. 370—265 | 16 Claims |
12. A method of facilitating communication comprising:
establishing a group of users in a CDMA wireless communication system, each of said users having a mobile terminal;
initiating a call to at least one other user of the group from a first mobile terminal;
assigning a first private downlink channel to said first mobile terminal;
assigning other private downlink channels to mobile terminals associated with said at least one other user of the group as
needed; and
assigning a public downlink channel to remaining users of the group.
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