Configuration method and device for data transmission structure
Provided are a configuration method and apparatus for a data transmission structure, which include: acquiring a transmission data parameter group, and configuring, according to a preset configuration order, the transmission data parameter group to obtain a transmission unit, where the preset configuration order is a configuration order determined based on a demand of a transmission service. By the present invention, the problem of unable to transmit uplink control due to an unsuccessful CCA in the related art may be solved, thereby improving the frequency spectrum efficiency.
1. A method of wireless communication, comprising:
determining, by a base station, a transmission data parameter group that includes parameters configuring an uplink data resource area, a downlink control resource area, a first uplink control resource area, and a second uplink control resource area;
determining, by the base station based on the transmission data parameter group, a structure of a transmission unit according to a preset configuration order, wherein the preset configuration order specifies that the downlink control resource area, a guard period area, the first uplink control resource area, the uplink data resource area, and the second uplink control area are positioned sequentially in a time domain; and
performing a transmission of the transmission unit with a user equipment according to the structure of the transmission unit.
2. The method of claim 1 , wherein the transmission unit comprises multiple orthogonal frequency division multiplexing (OFDM) symbols.
3. The method of claim 1 , further comprises:
dynamically configuring, by the base station, time domain resources of the first uplink control resource area and the second uplink control resource area.
4. The method of claim 1 , wherein the transmission data parameter group configures a starting point of the uplink data resource area.
5. The method of claim 4 , wherein the transmission data parameter group further indicates a length of the uplink data resource area.
6. A method of wireless communication, comprising:
receiving, by a user equipment, a transmission data parameter group from a base station, wherein the transmission data group includes parameters configuring an uplink data resource area, a downlink control resource area, a first uplink control resource area, and a second uplink control resource area;
determining, by the user equipment, a structure of a transmission unit determined based on the transmission data parameter according to a preset configuration order, wherein the preset configuration order specifies that the downlink control resource area, a guard period area, the first uplink control resource area, the uplink data resource area, and the second uplink control area are positioned sequentially in a time domain; and
performing a transmission of the transmission unit with the base station according to the structure of the transmission unit.
7. The method of claim 6 , wherein the transmission unit comprises multiple orthogonal frequency division multiplexing (OFDM) symbols.
8. The method of claim 6 , wherein the guard period area provides a transition between receiving and transmitting for the user equipment.
9. The method of claim 6 , wherein the transmission data parameter group configures a starting point of the uplink data resource area.
10. The method of claim 9 , wherein the transmission data parameter group further indicates a length of the uplink data resource area.
11. A device of wireless communication, comprising a processor configured to:
determine a transmission data parameter group that includes parameters configuring an uplink data resource area, a downlink control resource area, a first uplink control resource area, and a second uplink control resource area;
determine, based on the transmission data parameter group, a structure of a transmission unit according to a preset configuration order, wherein the preset configuration order specifies that the downlink control resource area, a guard period area, the first uplink control resource area, the uplink data resource area, and the second uplink control area are positioned sequentially in a time domain; and
perform a transmission of the transmission unit with a user equipment according to the structure of the transmission unit.
12. The device of claim 11 , wherein the transmission unit comprises multiple orthogonal frequency division multiplexing (OFDM) symbols.
13. The device of claim 11 , wherein the guard period area provides a transition between receiving and transmitting for the user equipment.
14. The device of claim 11 , wherein the transmission data parameter group configures a starting point of the uplink data resource area.
15. The device of claim 14 , wherein the transmission data parameter group further indicates a length of the uplink data resource area.
16. A device of wireless communication, comprising a processor configured to:
receive a transmission data parameter group from a base station, wherein the transmission data group includes parameters configuring an uplink data resource area, a downlink control resource area, a first uplink control resource area, and a second uplink control resource area;
determine a structure of a transmission unit determined based on the transmission data parameter according to a preset configuration order, wherein the preset configuration order specifies that the downlink control resource area, a guard period area, the first uplink control resource area, the uplink data resource area, and the second uplink control area are positioned sequentially in a time domain; and
perform a transmission of the transmission unit with the base station according to the structure of the transmission unit.
17. The device of claim 16 , wherein the transmission unit comprises multiple orthogonal frequency division multiplexing (OFDM) symbols.
18. The device of claim 16 , wherein the guard period area provides a transition between receiving and transmitting for the user equipment.
19. The device of claim 16 , wherein the transmission data parameter group configures a starting point of the uplink data resource area.
20. The device of claim 19 , wherein the transmission data parameter group further indicates a length of the uplink data resource area.