Invention Grant
US09055413B2 Presence over existing cellular and land-line telephone networks 有权
存在于现有的蜂窝和陆线电话网络上

Presence over existing cellular and land-line telephone networks
Abstract:
Presence information is received and processed at a base station from one or more wireless headsets or wireless telephones. The base station is coupled to a PSTN network or cellular network. The base station outputs a plurality of caller selectable options associated with the plurality of presence information to a far end caller and receives a far end caller selected option.
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