Sixth Generation (6G) Cognitive Radio Network (CRN) Application, Requirements, Security Issues, and Key Challenges

Table 2

6G evaluation in CR networks communication from 5G to 6G.

Problem	5G	6G
Per device speed	20 GBps	1 terabytes per second (Tbps)
Latency E2E	10 ms	1 millisecond (ms)
AI	Partial	Fully
XR	Partial	Fully
Mobility support	500 km/hr	1000 kilometer per hour (km/hr)
Higher spectral efficiency	30 bps/HZ	100 bit per second/hertz (bps/HZ)
Haptic communication	Partial	Fully
Autonomous vehicle	Partial	Fully
Delay jitter	NA ms	10^-3 millisecond (ms)
Energy efficiency	NA	1 terabyte/joule (Tb/J)
Packet error rate	10^-5	10^-9
Higher channel bandwidth	1 GHz	100 gigahertz (GHz)