Write Short notes on Mobile Technologies as well as 3G & 4G.
Answer
3G Technology:
(i) It stands for 3rd generation technology.
(ii) Maximum upload rate of 3G technology is 5 Mbps.
(iii) Maximum download rate of 3G technology is 21 Mbps.
(iv) It uses a packet switching technique.
(v) The frequency range of 3G technology is from 1.8 GHz to 2.5 GHz.
(vi) It is lenient horizontally.
(vii) It is a wide area cell-based network architecture.
(viii) There are turbo codes are used for error correction in 3G technology.
4G Technology:
(i) It stands for 4th generation technology.
(ii) The maximum upload rate of 4G technology is 500 Mbps.
(iii) The maximum download rate of 4G technology is 1 Gbps.
(iv) It uses the packet switching technique as well as the message switching technique.
(v) Its frequency range is from 2 GHz to 8 GHz.
(vi) It is lenient horizontally as well as vertically.
(vii) It is the integration of Wireless LAN as well as Wide Area cell-based network architecture.
(viii) 4G technology uses concatenated codes for error correction.