Chapter 2 Part 3 - Wireless Networks
Q 3) Using traffic data packet per cell for a GSM/GPRS network.
Calculate (a) data Erlangs, (b) time slot (TS) TS utilization and (c) TS capacity.
Use the following data :
No of BTS: 40
Subscriber usage per month: 150 minutes
Days per month: 24
Busy hours per day: 6
Allocated spectrum: 4.8Mhz
Frequency reuse plan: 4/12
RF channel width: 200 kHz (full rate)
Present number of subscribers in a zone: 50,000
Subscriber growth per year: 5%
Network roll-over period : 4 years
Number of packet calls per session (NPCS) : 5
Number of packets within a packet call (NPP): 25
Reading time between packet calls (Tr): 120 s
Packet size (NBP): 480 bytes
Chapter 2: Planning and Design of Wide Area Wireless Networks Numericals. Mumbai University, Semester 8. Electronics and Telecommunications Engineering.
Playlist: • Wireless Networks(WN)