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Compare 3G and 4G technologies.

written 7.1 years ago by teamques10 ★ 70k

•   modified 7.1 years ago

Subject : Mobile Communication

Topic : 4G Wireless Networks

Difficulty : Medium

mobile communication

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written 7.1 years ago by teamques10 ★ 70k

Parameters	3G	4G
Name	3rd Generation Mobile Network	4th Generation Mobile Network
Introduced in year	2001	2009
Technology	IMT2000, WCDMA	LTE, WiMAX
Switching type	Packet switching except for Air Interface	Packet switching
Speed (data rates)	3.1 Mbps	100 Mbps
Special Characteristic	Digital broadband, speed increments	Very high speeds, All IP
Features	Multimedia features, Video Call	High Speed, real time streaming
Bandwidth	25 MHz	100 MHz
Operating frequencies	2100 MHz	850 MHz, 1800 MHz
Carrier frequency	5 MHz	15 MHz
Advantage	High security, international roaming	Speed, High speed handoffs, MIMO technology, Global mobility
Disadvantages	High power consumption, Low network coverage, High cost of spectrum licence	Hard to implement, complicated hardware required
Applications	Video conferencing, mobile TV, GPS	High speed applications, mobile TV, Wearable devices

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