266 ◾ Mobile Ad Hoc Networks: Current Status and Future Trends
in this chapter). at is, the channel access scheme proposed in [48] is a carrier sense reservation
method. In this scheme, as a mobile station gets ready to transmit data, it first sends an RTS
(request to send) control packet including the source, destination, and requested duration of the
data transmission period. en, the base station responds the RTS by sending back a CTS (clear
to send) control packet with the same information as above.
10.3.2.3 Trunking
Trunking is a multiple access scheme that dynamically assigns the available logical channels to
the communication requests. e earliest trunked systems were wired telephone systems, in which
multiple lines between points were ...