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Cellphones for selfish users. Elan Pavlov MIT Media Lab. Power for cellphones. Power usage is cellphone is a function of the distance to the destination. Depending on the terrain the power usage is between distance 2 -distance 4. Possibility 1. Example. Peer. Caller. Destination. Peer.
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Cellphones for selfish users Elan Pavlov MIT Media Lab
Power for cellphones • Power usage is cellphone is a function of the distance to the destination. • Depending on the terrain the power usage is between distance2-distance4.
Possibility 1 Example Peer Caller Destination Peer
Example Peer Caller Destination Peer
Peer Caller Destination Peer
Peer Caller Destination Peer
Saving power • Why not use hopping for cell phones? • People are selfish and the person who agrees to forward can have her cellphone battery depleted faster.
Our solution • We offer a simple guarantee: “If you agree to forward for others your battery will always last at least as long as if you don’t”. • Based on a system of debt. • We also have debt forgiveness.