2G vs 3G
This page on 2G vs 3G describes difference between 2G and 3G.
2G stands for 2nd generation wireless technologies,for example GSM standard falls under this category.
3G stands for 3rd generation wireless technologies, for example CDMA,HSPA falls under this category.
What is Difference between
difference between FDM and OFDM
Difference between SC-FDMA and OFDM
Difference between SISO and MIMO
Difference between TDD and FDD
Difference between 802.11 standards viz.11-a,11-b,11-g and 11-n
OFDM vs OFDMA
CDMA vs GSM
Bluetooth vs zigbee
Fixed wimax vs mobile