US 11,956,645 B2
Detection of high speed train scenario and indication of high speed train (HST) mode
Sungwoo Park, Seoul (KR); Wooseok Nam, San Diego, CA (US); Tao Luo, San Diego, CA (US); Kiran Venugopal, Raritan, NJ (US); and Tianyang Bai, Somerville, NJ (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Jan. 13, 2021, as Appl. No. 17/148,476.
Claims priority of provisional application 62/994,180, filed on Mar. 24, 2020.
Prior Publication US 2021/0306864 A1, Sep. 30, 2021
Int. Cl. H04W 16/28 (2009.01); H04B 17/318 (2015.01); H04B 17/364 (2015.01); H04W 24/08 (2009.01)
CPC H04W 16/28 (2013.01) [H04B 17/318 (2015.01); H04B 17/364 (2015.01); H04W 24/08 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A method of wireless communication for a UE (user equipment), comprising:
detecting the UE is in a high speed train scenario based on a rate of change between a first average downlink signal strength for signals received from a first of a plurality of transmit receive points (TRPs) and a second average downlink signal strength for signals received from a second of the plurality of (TRPs);
reporting the high speed train scenario to a base station;
receiving instructions from the base station to enter a high speed train (HST) mode based on the reporting; and
performing beam management in accordance with the HST mode.