Advanced Automotive Technology: Vehicle-To-Vehicle Communications

With everyone over the age of 13 seeming to carry aconstruction in an organized manner. A car-connected
cell phone, there's a whole lot of texting and talkingnetwork of electronic information could give future
going on in today's world. So it shouldn't come as adialed-in vehicles an automatic advantage over
surprise to anyone that we are entering an age ofnon-equipped vehicles.
advanced technology in which our cars will be inA vehicle-to-vehicle-equipped car constantly sends
real-time communication with the cars around them.information about its position, accurate to 2.5 meters
Our vehicles will be able to share useful data that will(half the width of a highway lane), and its direction of
help us get to where we need to go more efficientlytravel (compass heading). Optionally, V2V might send
and more safely. Using a combination of globaldata on the vehicle size - 4,000-lb. car or 80,000-lb.
positioning navigation devices, short-distance radiosemi-trailer - and lane-change intentions, or at least
communication and input from existing in-vehiclewhether or not the left turn signal is blinking. A driver's
sensors, which is also referred to as Dedicated Shortcar would receive data from other cars nearby.
Range Communications (DSRC), cars equipped withCrash avoidance is also part of the plan. For instance,
vehicle-to-vehicle communications (V2V) can tell eachyou're traveling down the highway and a disabled
other where they are and calculate whether dangervehicle is ahead on the road. Suppose you encounter
threatens.a brief distraction that minimizes your ability to notice
Welcome to the world of car-to-car safetythe disabled vehicle. As your car and the disabled
networking. And most intriguing of all, it's affordable invehicle begin to communicate with each other, the
comparison to much of the other advanceddisabled vehicle's brake and backup lights could begin
technology in the pipeline. All your car needs is a GPSto flash. On the IP of your vehicle, a warning flashes,
receiver, an economical, short-range radio working atthe seat vibrates and the anti-lock brakes bring the
5.4 GHz (the unlicensed frequency also used by WiFi)vehicle safely to a stop, short of disaster, all with no
and a connection to the braking system. Of course,driver interference. This type of networked
the effectiveness of V2V safety networking will nevercommunication could have a dramatic impact in terms
be fully realized until a majority of vehicles on the roadof saving lives and saving money.
are in the network, but that day may be here soonerNaturally, there will be many potential features that will
than you think. And you won't have to buy a new carspring up as this type of technology begins to unfold.
to get in on the fun. Because the technology isSome of us may not appreciate the benefits, as some
uncomplicated, unequipped cars can be easilyof these features will likely raise privacy concerns.
retrofitted at a very reasonable cost.Similar to how some states utilize electronic toll
The prospects of such technology are dizzying andcollection through transponders mounted on
government agencies such as the National Highwaywindshields, V2V technology could take this type of
Traffic Safety Administration are looking to integratetracking capability to a more wide-sweeping scale.
DSRC into roadway infrastructure, including stoplightsThere may come a day when you receive a traffic
and traffic monitoring systems. And once theticket in the mail, which includes highly detailed
government gets its interest piqued, you can expect ainformation including the exact location of where the
lot of momentum directed at this technology.transgression occurred, exact speed at the time of the
Vehicle-to-vehicle technology is truly a big leap. Iftransgression and perhaps even pictures of your
vehicles are able to communicate with one another,vehicle while in the act. You may receive a revised
the need for traditional traffic control devices couldautomotive insurance premium notice from your agent,
become a thing of the past. Setting speeds based onwith a higher rate since it's become obvious, now that
road and traffic conditions is one possibility. Traffic alsoyou have vehicle-to-vehicle communications, that you
could be tailored so that more cars can safely occupywere seriously under reporting your annual mileage,
the same stretch of road. Delays and wasted gas atwhich can now be very accurately measured.
stoplights could be significantly reduced, and the costClearly, V2V technology will have its challenges, but
of roadway infrastructure could come down. Trafficonce we're all connected, there can be no doubt that
might be easily rerouted around accidents or roadour roads will be safer places to travel.