Device and method for data transmission in D2D communication
AssigneeHuawei Technologies Co., Ltd.
InventorsJie Ma, Deping Liu
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Abstract
A method includes: transmitting, by a transmitting user equipment (UE), scheduling signaling to a receiving UE, where the scheduling signaling includes frequency domain resource information, a quantity of cycles that can be occupied, or transmission pattern information. The method further includes transmitting, by the transmitting UE, user data to the receiving UE according to the scheduling signaling, so that the receiving UE receives the user data according to the scheduling signaling.
Claims20
A transmitting user equipment (UE), comprising:
- a processor;
- and
- a non-transitory computer-readable storage medium storing a program to be executed by the processor, the program including instructions for:
- transmitting scheduling signaling to a receiving UE, wherein the scheduling signaling comprises frequency domain resource information and time resource pattern information;
- performing an initial transmission of data to the receiving UE according to the scheduling signaling;
- and
- performing a retransmission of the data to the receiving UE according to the scheduling signaling that is used with the initial transmission of the data;
- wherein the receiving UE can receive the data in the retransmission, according to information in the scheduling signaling that is used to receive data in the initial transmission from the transmitting UE, wherein the scheduling signaling further comprises a quantity of repetitions of a data packet, and wherein the instructions for performing the retransmission of the data to the receiving UE according to the scheduling signaling comprises instructions for retransmitting the data, according to a time resource pattern, in a frequency domain position indicated by the frequency domain resource information.
A receiving user equipment (UE), comprising:
- a processor;
- and
- a non-transitory computer-readable storage medium storing a program to be executed by the processor, the program including instructions for:
- receiving scheduling signaling transmitted by transmitting UE, wherein the scheduling signaling comprises frequency domain resource information and time resource pattern information;
- receiving data in an initial transmission from the transmitting UE, according to information in the scheduling signaling that is received;
- and
- receiving the data in a retransmission from the transmitting UE, according to the information in the scheduling signaling that is used for receiving the data in the initial transmission from the transmitting UE, wherein the scheduling signaling further comprises a quantity of repetitions of a data packet, and wherein the instructions for receiving the retransmission according to the scheduling signaling comprises instructions for receiving the retransmission, according to a time resource pattern, in a frequency domain position indicated by the frequency domain resource information.
A method, comprising:
- transmitting, by a transmitting user equipment (UE), scheduling signaling to a receiving UE, wherein the scheduling signaling comprises frequency domain resource information and time resource pattern information;
- performing, by the transmitting UE, an initial transmission of data to the receiving UE according to the scheduling signaling;
- and
- performing, by the transmitting UE, a retransmission of the data to the receiving UE according to the scheduling signaling that is used with the initial transmission of the data;
- wherein the receiving UE can receive the data in the retransmission, according to information in the scheduling signaling that is used to receive data in the initial transmission from the transmitting UE, wherein the scheduling signaling further comprises a quantity of repetitions of a data packet, and wherein performing the retransmission comprises retransmitting the data to the receiving UE, according to a time resource pattern, in a frequency domain position indicated by the frequency domain resource information.
A method, comprising:
- receiving, by a receiving user equipment (UE), scheduling signaling transmitted by a transmitting UE, wherein the scheduling signaling comprises frequency domain resource information and time resource pattern information;
- receiving, by the receiving UE, an initial transmission, according to information in the scheduling signaling, of data from the transmitting UE;
- and
- receiving, by the receiving UE, a retransmission of the data from the transmitting UE, according to the information in the scheduling signaling that is used for receiving the initial transmission of the data from the transmitting UE, wherein the scheduling signaling further comprises a quantity of repetitions of a data packet, and wherein receiving the retransmission comprises receiving the retransmission of the data from the transmitting UE, according to a time resource pattern, in a frequency domain position indicated by the frequency domain resource information.
Dependencies are inferred from the claim text.