Keeping up the trend of a new mobile generation every decade, fourth generation (4G) of mobile communication was introduced in 2011. Its major characteristics are −
- Speeds of 100 Mbps to 1 Gbps
- Mobile web access
- High definition mobile TV
- Cloud computing
- IP telephony
Technologies of 4G
LTE
WIMAX
HSPA
While all the previous technologies are for voice transfers ,4g technologies are efficient in data transfer and so voice calls are also transferred using same data inform of packets called VOLTE thus making data more efficient and faster.This technology is used by Reliance jio while other networks switch to 3g for voice communication
Advantages of VOLTE
1.Efficient use of spectrum
2.Better voice clarity
3.Less battery usage
4.Simultaneous use of data and voice calls
But we need compatible smartphones for this
