From: Admission control and resource allocation strategies for IEEE 802.15.5
Abbreviation | Description |
---|---|
Dev_id1, Dev_id2 | Array of device ID for the devices at hops 1 and 2, respectively |
P 1, P 2 | Priority lists at hops 1 and 2, respectively |
A | Total allocated channel time of the superframe |
Ampnc, Amdev | Total allocated channel time by hop-1 MPNCs and MDEVs, respectively |
S | Number of superframes |
Sz, sizemax, sizemin | Current, maximum and minimum sizes of superframe (μs) |
r i , r ik | Requested channel time by a device at hops 1 and 2, respectively |
rq i , rq ik | Size of channel time size to be granted to a device if available at hops 1 and 2, respectively |
g i | Granted channel time to device according to different algorithms |
N, Q | Number of devices at hops 1 and 2, respectively |
MPNC_T L , MDEV_T L | MPNC and MDEV CTAP utilization threshold, respectively |
N regj | Number of rejected requests in a superframe j |
TU | Duration of a time unit (μs) |
min_TUi, des_TU i | Minimum and desired number of TUs requested by a device i |
a, b | Ratio of min_TU and des_TU, respectively, with respect to request |
sat fi , satf av | Calculated satisfaction factor for a device i and average satisfaction for n devices |
f(x) | Jain's Fairness index |