Qualcomm incorporated (20250063522). TIMING ADVANCE GROUP DETERMINATION FOR SUPPLEMENTARY UPLINK

TIMING ADVANCE GROUP DETERMINATION FOR SUPPLEMENTARY UPLINK

Organization Name

qualcomm incorporated

Inventor(s)

Fang Yuan of Beijing (CN)

Yan Zhou of San Diego CA (US)

Mostafa Khoshnevisan of San Diego CA (US)

Shaozhen Guo of Beijing (CN)

Tao Luo of San Diego CA (US)

Peter Gaal of San Diego CA (US)

Junyi Li of Greentown PA (US)

Xiaoxia Zhang of San Diego CA (US)

TIMING ADVANCE GROUP DETERMINATION FOR SUPPLEMENTARY UPLINK

This abstract first appeared for US patent application 20250063522 titled 'TIMING ADVANCE GROUP DETERMINATION FOR SUPPLEMENTARY UPLINK

Original Abstract Submitted

methods, systems, and devices for wireless communications are described. a user equipment (ue) may communicating a first uplink message using a first uplink carrier and a first timing advance (ta) value associated with a first transmission configuration indicator (tci) state and a second uplink message using a second uplink carrier and a second ta value associated with a second tci state for the ue. the ue may receive a timing advance group (tag) configuration which indicates a ta value to apply for a supplementary uplink (sul) carrier of the serving cell, which is one of the first ta or second ta values. the ue may then transmit a sul message using the sul carrier of the serving cell in accordance with the ta value determined for the sul carrier based on the tag configuration for the ue.