An apparatus and method are provided for saving power an independent basic service set (IBSS) comprising a master and a plurality of clients. According to the apparatus and method, a client of the IBSS receives a keyset packet from the master during an interval, the keyset packet including an aggregate of current client data, wherein the interval is a member of the group consisting of: a beacon interval and a coordination transmission interval. The client sends a key packet to the master during the interval, the key packet including new data from the client. The client contends for a shared wireless medium to send the key packet. The client enters an idle state for a duration of the interval after sending the key packet.

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