3. CONTENTSCONTENTS
IntroductionIntroduction
Network EvolutionNetwork Evolution
Why Gi-Fi is usedWhy Gi-Fi is used
Bluetooth & Wi-FiBluetooth & Wi-Fi
Architecture of Gi-FiArchitecture of Gi-Fi
Features / AdvantagesFeatures / Advantages
ApplicationsApplications
Technology ConsiderationsTechnology Considerations
ConclusionConclusion
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4. Introduction to Gi-Fi :Introduction to Gi-Fi :
Gi-Fi or Gigabit Wireless is the world's firstGi-Fi or Gigabit Wireless is the world's first
transceiver integrated on a single chip that operates attransceiver integrated on a single chip that operates at
60GHz on the CMOS process.60GHz on the CMOS process.
Gi-Fi allows wireless transfer of audio and video dataGi-Fi allows wireless transfer of audio and video data
up to 5 gigabits per second.up to 5 gigabits per second.
Gi-Fi is ten times the current maximum wireless transferGi-Fi is ten times the current maximum wireless transfer
rate usually within a range of 10 metersrate usually within a range of 10 meters..
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7. WhyWhy Gi-FiGi-Fi ??
The reason for pushing into Gi-FiThe reason for pushing into Gi-Fi
technology is because oftechnology is because of
slow rate,slow rate,
high power consumption,high power consumption,
low range of frequency operationlow range of frequency operation
of earlier technologies i.e. Bluetooth and Wi-Fi.of earlier technologies i.e. Bluetooth and Wi-Fi.
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9. Disadvantages of Bluetooth & Wi-FiDisadvantages of Bluetooth & Wi-Fi
The bit rates of Bluetooth is 800 Kbps and Wi-FiThe bit rates of Bluetooth is 800 Kbps and Wi-Fi
has maximum of 11 Mbpshas maximum of 11 Mbps
Both are having power consumptions 5mw andBoth are having power consumptions 5mw and
10mw10mw
The lower frequency of operation 2.4GHz.The lower frequency of operation 2.4GHz.
so, to have higher data transfer rate at lowerso, to have higher data transfer rate at lower
power consumption we move onto Gi-Fi technology.power consumption we move onto Gi-Fi technology.
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10. Architecture of Gi-FiArchitecture of Gi-Fi
The core component of a Gi-Fi system is theThe core component of a Gi-Fi system is the
subscriber station .subscriber station .
It supports standard of IEEE 802.15.3C WirelessIt supports standard of IEEE 802.15.3C Wireless
PANPAN
An 802.15.3C based system often uses smallAn 802.15.3C based system often uses small
antenna at the subscriber station.antenna at the subscriber station.
It supports line of sight operation.It supports line of sight operation.
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11. FUNDAMENTAL TECHNOLOGIES IN 802.15.3CFUNDAMENTAL TECHNOLOGIES IN 802.15.3C
It transmits multiple signalsIt transmits multiple signals
simultaneously across thesimultaneously across the
wireless transmission pathswireless transmission paths
within separate frequencies towithin separate frequencies to
avoid interference.avoid interference.
It uses ultra wide bandIt uses ultra wide band
Which consists of :Which consists of :
1.1. High bit rateHigh bit rate
2.2. High securityHigh security
3.3. Faster data transmissionFaster data transmission
GIGABIT WIRELESS PAN NETWORKS
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12. FEATURES OF Gi-FiFEATURES OF Gi-Fi
High speed of data transferHigh speed of data transfer
Low power consumptionLow power consumption
High securityHigh security
Cost effectiveCost effective
Small sizeSmall size
Quick deploymentQuick deployment
Highly portable, high mobilityHighly portable, high mobility
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13. Applications of Gi-FiApplications of Gi-Fi
1.1. Household appliances :Household appliances :
It makes the wireless home and office ofIt makes the wireless home and office of
the future.the future.
2.2. Office appliances :Office appliances :
As itAs it transfers data at high speeds that madetransfers data at high speeds that made
work very easy .work very easy .
3.3. Video information transfer:Video information transfer:
We can transfer at a speed of gbps.We can transfer at a speed of gbps.
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17. Technology ConsiderationsTechnology Considerations
Due to less cost of chip so many companies areDue to less cost of chip so many companies are
looking forward to launch with lower cost.looking forward to launch with lower cost.
Specifically, Wireless HD has a stated goal ofSpecifically, Wireless HD has a stated goal of
enabling wireless connectivity for streaming high-enabling wireless connectivity for streaming high-
definition content between source devicesdefinition content between source devices
and high-definition displays.and high-definition displays.
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18. ConclusionConclusion
Within five years, we expect Gi-FiWithin five years, we expect Gi-Fi
to be the dominant technology forto be the dominant technology for
wireless networking.wireless networking.
Gi-Fi can bring wireless broadband toGi-Fi can bring wireless broadband to
the enterprise in an entirely new way.the enterprise in an entirely new way.
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