Saturday 7 December 2013

Gi-Fi Gigabit Fidelity (New Era of Wireless Technology)

Gi-Fi (Gigabit Fidelity) is a wireless transmission system which is ten times faster than the current wireless technology & its chip delivers short-range multigigabit data transfer in a local environment.


Gi-Fi is a wireless technology which promises high speed short range data transfers with speeds of up to 5 Gbps within a range of 10 meters. This technology operates on the 60GHz frequency band which is currently mostly unused. It is manufactured using (CMOS) technology. This wireless technology named as Gi-Fi, it satisfies the standards of IEEE 802.15.3C. The benefits and features of this new technology can be helpful for use in development of the next generation of devices and places. On comparing Gi-Fi with some of existing technologies with very high speed large files transfers within seconds it isatisfies the standards of IEEE 802.15.3Cs expected that Gi-Fi to be the preferred wireless technology used in future.

At the University of Melbourne, Australia. Researchers demonstrated a transceiver integrated on a single integrated circuit (chip) in 2008, that operated at 60 GHz on the CMOS process. It allows wireless transfer of audio and video data at up to 5 gigabits/sec, which is ten times the current maximum wireless transfer rate, only at one-tenth the cost.

Researchers choose the  unlicensed frequency band (57-64 GHz) since the millimetre-wave range of the spectrum allowed high component on-chip integration as well as the integration of very small high gain arrays. The available 7 GHz of spectrum results in very high data rates, up to 5 gigabits per second to users within an indoor environment, usually within a range of 10 metres.

Some press reports called this "GiFi". It was developed by Melbourne University-based laboratories of NICTA (National ICT Australia Limited), Australia’s Information and Communications Technology Research Centre of Excellence. The Wireless Gigabit Alliance was formed in 2009. It used the term "WiGig" which avoided trademark confusion.

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