Tuesday, 29 May 2012
Wireless technology is a technology without using wires or cables. There are three examples of wireless technology which are BLUETOOTH, INFRARED and BROADBAND.
A worldwide standard wireless through Personal Area Networks (PANs).
Can be used anywhere within a range of 10 metres.
A radio-based technology and does not need the line of sight.
Two types of service:
Point-to-point - One device to one device connection only.
Point-to-multiple - One device to eight more devices connection. Also called
With multiple 'piconets' in one room, it is called
Same function with bluetooth tech which is to share files.
Shorter range than bluetooth - 5 metres.
Only for one-to-one connection - direct connection between two devices.
Uses Light Emitting Diodes (LEDs) to transfer data.
Cannot go through wall or any physical obstacles - need direct line-of-sight.
A high-speed internet connection through Wireless Local Area Networks (WLANs).
Two types of broadband:
In permanent locations only. (e.g. House and office).
Includes LMDS (Local Multipoint Distribution System) and MMDS (Multichannel Multipoint Distribution Service).
In temporary locations - anywhere.
In variety devices such as portable modem or mobile phones.
Same technology as the fixed broadband, but it can be brought anywhere.
n o n a m e
Share to Twitter
Share to Facebook
Share to Pinterest
Post a Comment
Post Comments (Atom)