| 摘要 |
A method and system for managing presence information for a presentity (100) includes or comprises means for: sending (130) a presence document (120) from a client (114) to a presence server (112), the document (120) comprising a first time interval (τ1) indicating a first presence state associated with the presentity (100) and comprising a second time interval (τ2) indicating a second presence state associated with the presentity (100), sending (132) the presence document (120) from the presence server (112) to a watching client (116), and updating (134), at the watching client (116), the representation of the first presence state and the representation of the second presence state. |
