ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,733,009, issued on Sept. 8.

"Power headroom reporting in coverage edge" was invented by Xipeng Zhu (San Diego), Linhai He (San Diego), Mutaz Zuhier Afif Shukair (San Diego), Xiaoxia Zhang (San Diego), Gavin Bernard Horn (La Jolla, Calif.), Masato Kitazoe (Tokyo), Xiao Feng Wang (San Diego) and Tom Chin (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Certain aspects of the present disclosure provide techniques for reporting an indication of a power headroom report (PHR) when the UE's assigned of UL resources is insufficient to transmit both UL data and a PHR. Additionally, aspects described herein introduce a negative PHR used to indicate the U...