US Patent No. 11,116,036

DATA UNIT TRANSMISSION METHOD AND DEVICE BASED ON CONFIGURATION INSTRUCTION


Patent No. 11,116,036
Issue Date September 07, 2021
Title Data Unit Transmission Method And Device Based On Configuration Instruction
Inventorship Xiaowei Jiang, Beijing (CN)
Assignee BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing (CN)

Claim of US Patent No. 11,116,036


1. A data unit transmission method, comprising:determining data to be transmitted by a PDU (Packet Data Unit) of a data bearer;
determining whether the data to be transmitted is an entire SDU (Service Data Unit) in an RLC (Radio Link Control) UM (Unacknowledged Mode) or a data segment of the SDU in the RLC UM; if the data is a data segment of the SDU, obtaining the PDU of the data bearer and adding an SN (Serial Number) field, indicating that the data correspond to a header of the PDU, and
receiving a configuration instruction for the data bearer, wherein the configuration instruction is configured to instruct to turn off an ROHC (Robust Header Compression) function of a data bearer in the RLC UM.