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RSRQ and RSRP in LTE

Created: Feb 27, 2020 10:11:14Latest reply: Feb 29, 2020 03:30:54 2303 6 24 0 0
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I need formula about calculating RSRQ and RSRP in LTE?

Thanks 


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sohaib.ansar
Created Feb 27, 2020 11:10:03

Hi @wissal,

please find below link and formula for calculating RSRQ ans RSRP in lTE.


LTE RSRP and RSRQ CALCULATOR EXAMPLE:

  • Input : BW = 10 MHz , RSSI = -79 dBm

  • Outputs : RSRP (dBm) = -106.78 dBm ; RSRQ (dBm) = -10.79dBm ; PRBs/BW = 50

LTE RSRP and RSRQ CALCULATOR formula or equations

Following equations are used in the calculator:

RSRP=RSSI – 10LOG(12*N)

RSRQ = N*(RSRP/RSSI) or RSRQ = 10LO(N) + RSRP(dBm) – RSSI(dBm)

Where:

  • N = Number of RBs as per Channel Bandwidth

    • N=6 for  1.4 MHz

    • N=15 for 3 MHz

    • N=25 for 5 MHz

    • N=50 for 10MHz

    • N=75 for 15 MHz

    • N=100 for 20MHz

  • RSRP= Average Received Signal Power of a a Singel Resource Element (RE) – In LTE there are 84 RE in a single RB

  • RSRQ=Power measured over the entire BW of occuped RBs

For any further details please refer to:

  1. RSRP and RSRQ Measurement in LTE

  2. RSRQ to SINR Relation

https://arimas.com/dev/lte-rsrp-rsrq-rssi-calculator/

View more
  • x
  • convention:

Unicef
Unicef Created Mar 1, 2020 05:35:09 (0) (0)
Good  
sohaib.ansar
sohaib.ansar Reply Unicef  Created Mar 2, 2020 05:17:35 (0) (0)
Thanks  
All Answers

Hi @wissal,

please find below link and formula for calculating RSRQ ans RSRP in lTE.


LTE RSRP and RSRQ CALCULATOR EXAMPLE:

  • Input : BW = 10 MHz , RSSI = -79 dBm

  • Outputs : RSRP (dBm) = -106.78 dBm ; RSRQ (dBm) = -10.79dBm ; PRBs/BW = 50

LTE RSRP and RSRQ CALCULATOR formula or equations

Following equations are used in the calculator:

RSRP=RSSI – 10LOG(12*N)

RSRQ = N*(RSRP/RSSI) or RSRQ = 10LO(N) + RSRP(dBm) – RSSI(dBm)

Where:

  • N = Number of RBs as per Channel Bandwidth

    • N=6 for  1.4 MHz

    • N=15 for 3 MHz

    • N=25 for 5 MHz

    • N=50 for 10MHz

    • N=75 for 15 MHz

    • N=100 for 20MHz

  • RSRP= Average Received Signal Power of a a Singel Resource Element (RE) – In LTE there are 84 RE in a single RB

  • RSRQ=Power measured over the entire BW of occuped RBs

For any further details please refer to:

  1. RSRP and RSRQ Measurement in LTE

  2. RSRQ to SINR Relation

https://arimas.com/dev/lte-rsrp-rsrq-rssi-calculator/

View more
  • x
  • convention:

Unicef
Unicef Created Mar 1, 2020 05:35:09 (0) (0)
Good  
sohaib.ansar
sohaib.ansar Reply Unicef  Created Mar 2, 2020 05:17:35 (0) (0)
Thanks  

1

2


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  • x
  • convention:

Hi


Please find formulas for RSRQ and RSRP calculation


RSRQ :


RSRQ

 

RSRP:


RSRP


best regards

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  • x
  • convention:

clear ,thx
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  • x
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