1 Nokia Siemens Networks HH/ tth November 2007Customer confidential

LTE Link Budgets

2 Nokia Siemens Networks

Link Budgets Uplink 64 kbps

At least similar link budget as HSPA 64 kbps or GSM voice Differences in fast fade margin, macro diversity and interference margin

Clearly better link budget than WiMAX TDD

24 dBm terminal

2 resource blocks for 64 kbps

UplinkData rate [kbps] 64

Transmitter - UEa Max tx power [dBm] 24.0b Tx antenna gain [dBi] 0.0c Body loss [dB] 0.0d EIRP [dBm] 24.0 =a+b-c

Receiver - Node Be Node B noise figure [dB] 2.0f Thermal noise [dBm] -118.4 =k (Boltzmann)*T(290 K)*B(360kHz)g Receiver noise floor [dBm] -116.4 =e+fh SINR [dB] -7.0 From simulationsi Receiver sensitivity [dBm] -123.4 =g+hh Interference margin [dB] 1.0k Cable loss [dB] 2.0l Rx antenna gain [dBi] 18.0m MHA gain [dB] 2.0

Maximum path loss 164.4 =d-i-j-k+l-m

Small interference margin

3 Nokia Siemens Networks

DownlinkData rate [kbps] 1024

Transmitter - Node Ba HS-DSCH power [dBm] 46.0b Tx antenna gain [dBi] 18.0c Cable loss [dB] 2.0d EIRP [dBm] 62.0 =a+b-c

Receiver - UEe UE noise figure [dB] 7.0f Thermal noise [dBm] -104.5 =k (Boltzmann)*T(290 K)*B(9.0MHz)g Receiver noise floor [dBm] -97.5 =e+fh SINR [dB] -10.0 From simulationsi Receiver sensitivity [dBm] -107.5 =g+hj Interference margin [dB] 4.0k Control channel overhead [dB] 1.0l Rx antenna gain [dBi] 0.0m Body loss [dB] 0.0

Maximum path loss 164.5 =d-i-j-k+l-m

Link Budgets Downlink 1 Mbps

Downlink 1 Mbps link budget similar to uplink 64 kbps

40 W BTS2 dB cable loss (could be avoided with RF head)

10 MHz bandwidth

LTE Link BudgetsLink Budgets Uplink 64 kbps Link Budgets Downlink 1 Mbps