MUMBAI, India, June 26 -- Intellectual Property India has published a patent application (202617066810 A) filed by Apple Inc. on May 27, 2026, for Multiple Transmission And Reception (trp) Operations Based On Multiple Timing Advances (tas).

Inventors include Sun, Haitong; Bhamri, Ankit; Zhang, Dawei; He, Hong; Oteri, Oghenekome; Zeng, Wei; and Chen, Xiang.

The application for the patent was published on June 19, 2026, under issue no. 25/2026.

Abstract: The present application relates to uplink transmission using multiple TAs. In an example, a base station can configure a UE to use multiple TAGs in association with a non-unified TCI framework and/or a single DCI multi-TRP operation. Subsequently, the base station sends signaling information to the UE. The signaling information can activate TCI state(s) for a multi- TRP uplink transmission and/or schedule the multi-TRP uplink transmission. Based on the signaling information and the configuration information, the UE determines a first TAG to use for the first uplink transmission and a second TAG to use for the second uplink transmission. Based on these two TAGs, the UE determines a first TA to use for a first uplink transmission to a first TRP and a second TA to use for a second uplink transmission to a second TRP.

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