WANS, LANS, WLANS and now WPANS (Wireless Personal Area Networks)

I know you know what a LAN (Local AreaBecause blue tooth enabled devices can
network) is and a WLAN (Wireless Local Areacommunicate with each other life saving
network) but do you know what a WPAN is.....?equipment will be able to more effectively monitor
A WPAN is a personal area network which useschanges in a patients condition.
Bluetooth technology to connect everything fromThe military is also experimenting with Bluetooth
cell phones and ear pieces to key boards anddevices and PAN networking in creating smart
desktops.suits for the battle field. A soldier armed with a
When most people think of wireless they will thinkblue tooth enabled SAT Phone, Bluetooth head
about Wifi hot spots or wireless routers. Bluetoothset and Bluetooth laptop, can communicate with
acts like wireless wire connecting componentsanyone in the world. The most important thing is
over ashort distant.that the soldier won't have a million wires to
One of the biggest booms of Bluetoothconnect and get in his way during battle.
technology is Bluetooth enabled phones that giveAs Bluetooth technology gains popularity the issue
you the ability to connect to your computerof security will have to be addressed. Virus
wirelessly or to your Bluetooth ear piece in youwriters have already made cell phone proof of
car.concept viruses and have actually infected a few
Other quick examples of Bluetooth networking isphones.
wireless keyboards and mice.Bluetooth does have many built in features which
Bluetooth travels at 1mbps and has a maxhelp protect a user from being hacked. First is
distance of about 5-10 meters. 1mbps does notdistance, unlike WI-FI Bluetooth travel only at
seem very fast but it is three times faster that amost 10 meters. Next, Bluetooth uses frequency
serial port.hopping and 128 encryption can be enabled. Other
WPAN's (Wireless Personal area networks) are allfeatures of Bluetooth are built in PIN numbers to
around you and they will become more and moreverify who they are communicating with and
common. Desktop computers with Bluetoothblock other devices from connecting.
enabled keyboards and mice combined with a cellMore and more devices will become Bluetooth
phone that syncs your data.enabled such and your car radios and home
A new use of PAN's is in the hospital industryappliances. Bluetooth enabled cars and appliances
where Bluetooth technology is helping doctorswill be able to connect to your home network or
monitor patients. Bluetooth gives the hospital staffcell phone and notify you when they need repairs
more freedom to treat a patient when not havingor to give you status updates.
to trip on or untangle wires.