US Patent 7162202 Creating user groups in mobile terminal communities

There is disclosed a method of establishing a user group amongst a plurality of mobile terminals, comprising: receiving at a host device, from at least one of the plurality of mobile terminals, an identity associated with each of said mobile terminals; and grouping or collecting, at the host device, the identities associated with the mobile terminals, to thereby establish a user group, wherein the at least one said mobile terminal transmits said associated identities to the host device on a local communication link.