What is Scheduling Request (SR) in 5G NR?

SR also known as Scheduling Request is a very famous word for telecom Dev, Test, and Optimization Engineers.

It is a Layer 1 (Physical Layer) signal or message sent by the UE to gNB to ask for an Uplink (UL) grant to send the Uplink data over PUSCH.


Read more about…

  • Scheduling Request Control Flow
  • SR Max Transmissions Condition
  • Positive SR and Negative SR
  • SR Configuration Parameters
  • SR RRC Parameters definition
  • How to know SR Periodicity in 5G NR

… in the article: 5G NR SR - Scheduling Request - Techplayon