Perbezaan antara 3G dan 4G

Specification

3G 4G
Data Throughput: Up to 3.1mbps Practically speaking, 3 to 5 mbps but potential estimated at a range of 100 to 300 mbps.
Peak Upload Rate: 50 Mbit/s 500 Mbit/s
Peak Download Rate: 100 Mbit/s 1 Gbit/s
Switching Technique: packet switching packet switching, message switching
NetworkArchitecture: Wide Area Cell Based Integration of wireless LAN and Wide area.
Services And Applications: CDMA 2000, UMTS, EDGE etc Wimax2 and LTE-Advance
Forward error correction (FEC): 3G uses Turbo codes for error correction. Concatenated codes are used for error corrections in 4G.
Frequency Band: 1.8 – 2.5GHz 2 – 8GHz

About the Author

Noorazlan Rosdi

NOORAZLAN BIN ROSDI bertugas di Jemaah Nazir dan Jaminan Kualiti, Kementerian Pelajaran Malaysia. Berpengalaman sebagai Pentadbiran Sistem Operasi (Network OS) dan berkaitan dengan Keselamatan Rangkaian (Network Security). Banyak memberikan khidmat nasihat kepada pihak swasta dan kerajaan berkaitan rangkaian dan keselamatan serta berkaitan Pentadbiran Komputer Pelayan (Server Administrator). Merupakan pengguna tegar *nix seperti Solaris, Linux dan BSD.

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