DUTY CYCLING TECHNIQUES IN MEDIUM ACCESS CONTROL (MAC) PROTOCOLS FOR BODY AREA NETWORKS
First Claim
1. A method (500) for performing a medium access control (MAC) duty cycling in a body area network (BAN), comprising:
- sending a wake-up (WUP) message from a sender node to one or more target receiver nodes when a wireless medium of the BAN is free (S510);
determining if at least one target receiver node responded with a READY message during a sniff time interval of the sender node (S520);
determining if a number of WUP messages transmitted by the sender node exceeds a predefined threshold when the READY message was not received (S540); and
setting the sender node to operate in a TURN mode when the number of WUP messages exceeds the predefined threshold (S550).
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Abstract
A medium access control (MAC) duty cycling is carried out in a body area network (BAN). The duty cycling includes sending a wake-up (WUP) message from a sender node to one or more target receiver nodes when a wireless medium of the BAN is free (S510); determining if at least one target receiver node responded with a READY message during a sniff time interval of the sender node (S520); determining if a number of WUP messages transmitted by the sender node exceeds a predefined threshold when the READY message was not received (S540); and setting the sender node to operate in a TURN mode when the number of WUP messages exceeded the predefined threshold (S550).
19 Citations
15 Claims
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1. A method (500) for performing a medium access control (MAC) duty cycling in a body area network (BAN), comprising:
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sending a wake-up (WUP) message from a sender node to one or more target receiver nodes when a wireless medium of the BAN is free (S510); determining if at least one target receiver node responded with a READY message during a sniff time interval of the sender node (S520); determining if a number of WUP messages transmitted by the sender node exceeds a predefined threshold when the READY message was not received (S540); and setting the sender node to operate in a TURN mode when the number of WUP messages exceeds the predefined threshold (S550). - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A computer readable medium having stored thereon computer executable code, when executed, causing a processor to perform a medium access control (MAC) duty cycling in a body area network (BAN), comprising:
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sending a wake-up (WUP) message from a sender node to one or more target receiver nodes when a wireless medium of the BAN is free (S510); determining if at least one target receiver node responded with a READY message during a sniff time interval of the sender node (S520); determining if a number of WUP messages transmitted by the sender node exceeds a predefined threshold when the READY message was not received (S540); and setting the sender node to operate in a TURN mode when the number of WUP messages exceeded the predefined threshold (S550).
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Specification