A mobile communication device includes a network transceiver configured to communicate with a cellular network, a cluster transceiver configured to communicate with other mobile communication devices, and a communication management subsystem. The communication management subsystem is configured to s
A mobile communication device includes a network transceiver configured to communicate with a cellular network, a cluster transceiver configured to communicate with other mobile communication devices, and a communication management subsystem. The communication management subsystem is configured to send to each of a plurality of candidate mobile communication devices, a setup request, receive from each of the plurality of candidate mobile communication devices, a network signal strength, determine a network signal strength of the mobile communication device, if the network signal strength of the mobile communication device is greater than the network signal strength of each of the plurality of candidate mobile communication devices, send to the plurality of candidate mobile communication devices, a setup notification indicating that the mobile communication device is a cluster head configured to provide the candidate mobile communication devices with a connection to the cellular network via the network transceiver.
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1. A mobile communication device comprising: a network transceiver configured to communicate with a cellular network;a cluster transceiver configured to communicate with one or more other mobile communication devices; anda communication management subsystem configured to: send, via the cluster trans
1. A mobile communication device comprising: a network transceiver configured to communicate with a cellular network;a cluster transceiver configured to communicate with one or more other mobile communication devices; anda communication management subsystem configured to: send, via the cluster transceiver, to each of a plurality of candidate mobile communication devices, a setup request to establish a cluster of mobile communication devices;receive, via the cluster transceiver, from each of the plurality of candidate mobile communication devices, a network signal strength of that candidate mobile communication device;determine a network signal strength of the mobile communication device; andwhen the network signal strength of the mobile communication device is greater than the network signal strength of each of the plurality of candidate mobile communication devices, send, via the cluster transceiver, to the plurality of candidate mobile communication devices, a setup notification indicating that the mobile communication device is a cluster head configured to provide the candidate mobile communication devices with a connection to the cellular network via the network transceiver, and commanding each of the plurality of candidate mobile communication devices to relay data through the cluster head to the cellular network when that candidate mobile communication device does not have suitable cellular network connectivity. 2. The mobile communication device of claim 1, where the communication management subsystem is further configured to, while the mobile communication device is acting as the cluster head, receive, via the cluster transceiver, a plurality of data packets from one of the candidate mobile communication device, and while the mobile communication device is acting as the cluster head, send, via the network transceiver, the plurality of data packets to the cellular network. 3. The mobile communication device of claim 1, where the communication management subsystem is further configured to select a candidate mobile communication device from the plurality of candidate mobile communication devices as a new cluster head based on at least the network signal strength of each of the candidate mobile communication devices, and send, via the cluster transceiver, to the plurality of candidate mobile communication devices a transfer notification indicating the candidate mobile communication device is the new cluster head. 4. The mobile communication device of claim 3, where the candidate mobile communication device is selected as the new cluster head based on having a greatest network signal strength of the plurality of candidate mobile communication devices. 5. The mobile communication device of claim 3, where the communication management subsystem is further configured to receive, via the cluster transceiver, from each of the plurality of candidate mobile communication devices a power metric of the candidate mobile communication device, and where the candidate mobile communication device is selected as the new cluster head further based on the power metric. 6. The mobile communication device of claim 5, where for each of the plurality of candidate mobile devices, the power metric includes a normalized probabilistic remaining power estimation of that candidate mobile communication device. 7. The mobile communication device of claim 3, where the candidate mobile communication device is selected as the new cluster head further based on a location of the candidate mobile communication device. 8. The mobile communication device of claim 7, where the candidate mobile communication device is selected as the new cluster head further based on having a location that is most central to locations of the plurality of candidate mobile communication devices. 9. The mobile communication device of claim 7, where, for each of the plurality of candidate mobile communication devices, the location of that mobile communication device is derived from a hop count of a data packet sent from that candidate mobile communication device to the mobile communication device. 10. The mobile communication device of claim 3, where the communication management subsystem is further configured to send the transfer notification responsive to a duration that the mobile communication device acts as the cluster head being greater than a threshold duration. 11. The mobile communication device of claim 10, where the threshold duration is based on a number of mobile communication devices of the cluster. 12. The mobile communication device of claim 1, where the communication management subsystem is further configured to, if the network signal strength of the mobile communication device is not greater than each of the plurality of candidate mobile communication devices, recognize a candidate mobile communication device having a greatest network signal strength as the cluster head, and send one or more data packets to the candidate mobile communication device acting as the cluster head when the network signal strength of the mobile communication device is less than a threshold signal strength. 13. On a mobile communication device, a method for sharing network connectivity, the method comprising: sending, via a cluster transceiver, to each of a plurality of candidate mobile communication devices, a setup request to establish a cluster of mobile communication devices;receiving, via the cluster transceiver, from each of the plurality of candidate mobile communication devices, a network signal strength of that candidate mobile communication device;determining a network signal strength of the mobile communication device; andwhen the network signal strength of the mobile communication device is greater than the network signal strength of each of the plurality of candidate mobile communication devices, sending, via the cluster transceiver, to the plurality of candidate mobile communication devices, a setup notification indicating that the mobile communication device is a cluster head configured to provide the candidate mobile communication devices with a connection to a cellular network via a network transceiver, and commanding each of the plurality of candidate mobile communication devices to relay data through the cluster head to the cellular network when that candidate mobile communication device does not have suitable cellular network connectivity. 14. The method of claim 13, further comprising: receiving, via the cluster transceiver, a plurality of data packets from one of the candidate mobile communication device; andsending, via a network transceiver, the plurality of data packets to a cellular network. 15. The method of claim 13, further comprising: selecting a candidate mobile communication device from the plurality of candidate mobile communication devices as a new cluster head based on at least the network signal strength of each of the candidate mobile communication devices; andsending, via the cluster transceiver, to the plurality of candidate mobile communication devices a transfer notification indicating the candidate mobile communication device is the new cluster head. 16. The method of claim 13, further comprising: if the network signal strength of the mobile communication device is not greater than each of the plurality of candidate mobile communication devices, recognizing a candidate mobile communication device having a greatest network signal strength as the cluster head; andsending one or more data packets to the candidate mobile communication device acting as the cluster head when the network signal strength of the mobile communication device is less than a threshold signal strength. 17. A mobile communication device comprising: a network transceiver configured to communicate with a cellular network;a cluster transceiver configured to communicate with one or more other mobile communication devices; anda communication management subsystem configured to: send, via the cluster transceiver, to each of a plurality of candidate mobile communication devices, a setup request to establish a cluster of mobile communication devices;receive, via the cluster transceiver, from each of the plurality of candidate mobile communication devices, a network signal strength of that candidate mobile communication device;determine a network signal strength of the mobile communication device;when the network signal strength of the mobile communication device is greater than the network signal strength of each of the plurality of candidate mobile communication devices, send, via the cluster transceiver, to the plurality of candidate mobile communication devices, a setup notification indicating that the mobile communication device is a cluster head;receive, via the cluster transceiver, a plurality of data packets from one of the candidate mobile communication device;send, via the network transceiver, the plurality of data packets to the cellular network;select a candidate mobile communication device from the plurality of candidate mobile communication devices as a new cluster head based on at least the network signal strength of each of the candidate mobile communication devices; andsend, via the cluster transceiver, to the plurality of candidate mobile communication devices a transfer notification indicating the candidate mobile communication device is the new cluster head. 18. The mobile communication device of claim 17, where the communication management subsystem is further configured to receive, via the cluster transceiver, from each of the plurality of candidate mobile communication devices a power metric of the candidate mobile communication device, and where the candidate mobile communication device is selected as the new cluster head further based on the power metric. 19. The mobile communication device of claim 17, where the candidate mobile communication device is selected as the new cluster head further based on having a location that is most central to the locations of the plurality of candidate mobile communication devices. 20. The mobile communication device of claim 17, where the communication management subsystem is further configured to send the transfer notification responsive to a duration that the mobile communication device acts as the cluster head being greater than a threshold duration.
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이 특허에 인용된 특허 (6)
Bradburn, John K, Devices and methods for signal sharing.
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