Apparatus and method of reporting power headroom in wireless communication system

摘要

A method and apparatus of reporting a power headroom in a wireless communication system is provided. A user equipment transmits a first power headroom report to a base station and starts a virtual power backoff timer upon transmitting the first power headroom report. When a second power headroom report is triggered while the virtual power backoff timer is running, the user equipment transmits the second power headroom report.

主权项

1. A method of reporting a power headroom in a wireless communication system, performed by a user equipment, the method comprising:
transmitting a first power headroom report to a base station, the first power headroom report including a power headroom level indicating a power headroom and a first backoff indicator indicating whether the user equipment applies power backoff due to power management; starting a virtual power backoff timer upon transmitting the first power headroom report; and when a second power headroom report is triggered while the virtual power backoff timer is running, transmitting the second power headroom report including a second backoff indicator with a same value of the first backoff indicator.