Thomas Kunz
Systems and Computer Engineering
185
Power saving with wake-up patterns
(Ad-hoc Network)
awake
A
transmit ATIM
D
transmit data
t
station
1
B
1
B
1
B
beacon frame
station
2
B
2
B
2
random delay
A
a
D
d
ATIM
window
beacon interval
a
acknowledge ATIM
d
acknowledge data