US 12,218,755 B2
Data transmission method and apparatus, storage medium, and device
Jian Li, Shenzhen (CN); and Peng Zhang, Shenzhen (CN)
Assigned to TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED, Shenzhen (CN)
Filed by TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED, Guangdong (CN)
Filed on Apr. 7, 2022, as Appl. No. 17/715,507.
Application 17/715,507 is a continuation of application No. PCT/CN2020/129811, filed on Nov. 18, 2020.
Claims priority of application No. 202010157500.1 (CN), filed on Mar. 9, 2020.
Prior Publication US 2022/0231792 A1, Jul. 21, 2022
Int. Cl. H04L 43/0829 (2022.01); H04L 1/1607 (2023.01)
CPC H04L 1/1621 (2013.01) [H04L 43/0829 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A data transmission method, performed by a receiving end, the method comprising:
receiving at least one data packet among data packets transmitted by a transmitting end in a data transmission round; and
transmitting, to the transmitting end, a response data packet for the data transmission round,
the response data packet comprising a target field, the target field indicating a received data packet and an unreceived data packet at the receiving end, among the data packets transmitted in the data transmission round,
wherein the target field comprises an ACK_start field, and a first serial number is recorded in the ACK_start field, the first serial number corresponding to a head data packet received by the receiving end in the data transmission round, and
wherein the response data packet further comprises an end_idx field, and a second serial number of a first data packet is recorded in the end_idx field, the first data packet being a tail data packet acknowledged and received by the receiving end in the data transmission round.