Abstract
To obtain infotainment services (e.g., traffic, maps, accidents, weather, etc.) on the roads, vehicle drivers and back-seat passengers may want to use wide-area networks (e.g., GPRS) to download useful information from the Internet when needed. In this paper, we design and implement a scheme to increase GPRS download throughput for a vehicle user while he (she) is moving on the roads. This scheme integrates inter-vehicle communication with trunking mechanisms to achieve this goal. This scheme can be readily deployed for any real-world GPRS network or any 3G network without any support from the network operator. Our field trial results show that when this scheme is applied in a motorcade of four vehicles and all of the GPRS channel provided by each vehicle are used to download a file simultaneously, the download speed is 3.92 times faster than that achieved when only one GPRS channel is used.
Original language | English |
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Pages (from-to) | 268-280 |
Number of pages | 13 |
Journal | Computer Communications |
Volume | 32 |
Issue number | 2 |
DOIs | |
State | Published - 12 Feb 2009 |
Keywords
- GPRS
- MANET
- Trunking
- WLAN