Configuration method and apparatus for scheduling primary cell, and device and storage medium
Provided are a configuration method for scheduling a primary cell, a configuration apparatus for scheduling a primary cell, a device and a storage medium. The configuration method for scheduling a primary cell includes: configuring cross-carrier scheduling configuration information of a cell, such that a primary cell supports self-scheduling and being cross-carrier scheduled.
1. A configuration method for scheduling a primary cell, comprising:
configuring cross-carrier scheduling configuration information of a cell, such that the primary cell supports self-scheduling and being cross-carrier scheduled by a secondary cell (SCell);
wherein in a case where the cell is the primary cell, the configuring cross-carrier scheduling configuration information of a cell comprises one of the following:
configuring scheduling cell information of the primary cell as being cross-carrier scheduled, and configuring a cell index of the SCell for scheduling the primary cell and a carrier indicator field (CIF) value of the primary cell used in the SCell; or,
configuring the scheduling cell information of the primary cell as self-scheduling and being cross-carrier scheduled, and configuring whether a CIF exists in the primary cell, the cell index of the SCell for scheduling the primary cell and a CIF value of the primary cell used in the SCell; or,
configuring the scheduling cell information of the primary cell as self-scheduling, configuring whether the primary cell is allowed to be cross-carrier scheduled by the SCell, and in a case where the primary cell is allowed to be cross-carrier scheduled by the SCell, configuring the cell index of the SCell for scheduling the primary cell and the CIF value of the primary cell used in the SCell; and,
wherein in a case where the cell is the SCell, the configuring cross-carrier scheduling configuration information of a cell comprises:
configuring scheduling cell information of the SCell as self-scheduling, configuring whether the SCell is allowed to schedule the primary cell, and in a case where the SCell is allowed to schedule the primary cell, configuring the CIF value of the primary cell used in the SCell.
2. The method according to claim 1 , wherein the configuring whether the SCell is allowed to schedule the primary cell comprises:
explicitly configuring whether the SCell is allowed to schedule the primary cell; or,
determining whether the SCell is allowed to schedule the primary cell according to a preset rule.
3. The method according to claim 2 , wherein the preset rule comprises:
in a case where the CIF value of the primary cell used in the SCell is configured, the SCell is allowed to schedule the primary cell, and in a case where the CIF value of the primary cell used in the SCell is not configured, the SCell is not allowed to schedule the primary cell; or,
in a case where a configured CIF value of the primary cell used in the SCell is an element within a set X of values, the SCell is allowed to schedule the primary cell, and in a case where the configured CIF value of the primary cell used in the SCell is Y and Y is not equal to an element within the set X of values, the SCell is not allowed to schedule the primary cell.
4. The method according to claim 1 , wherein in a case where the scheduling cell information of the primary cell is configured as being cross-carrier scheduled, the primary cell is capable of self-scheduling.
5. The method according to claim 4 , wherein the primary cell is capable of self-scheduling, comprises:
the primary cell is capable of self-scheduling and no CIF exists; or,
the primary cell is capable of self-scheduling, and whether the CIF exists is configured through high-level signaling.
6. The method according to claim 1 , further comprising:
configuring a number of the cell index of the SCell for scheduling the primary cell as a preset number.
7. The method according to claim 6 , wherein the preset number is 1.
8. The method according to claim 1 , wherein the configuring whether the primary cell is allowed to be cross-carrier scheduled by the SCell comprises:
explicitly configuring whether the primary cell is allowed to be cross-carrier scheduled by the SCell; or,
determining whether the primary cell is allowed to be cross-carrier scheduled by the SCell according to a preset rule.
9. The method according to claim 8 , wherein the preset rule comprises at least one of:
in a case where the CIF value of the primary cell used in the SCell is configured, the primary cell is allowed to be cross-carrier scheduled by the SCell, and in a case where the CIF value of the primary cell used in the SCell is not configured, the primary cell is not allowed to be cross-carrier scheduled by the SCell; and
in a case where the cell index of the SCell for scheduling the primary cell is configured, the primary cell is allowed to be cross-carrier scheduled by the SCell, and in a case where the cell index of the SCell for scheduling the primary cell is not configured, the primary cell is not allowed to be cross-carrier scheduled by the SCell.
10. The method according to claim 8 , wherein the preset rule comprises at least one of:
in a case where a configured CIF value of the primary cell used in the SCell is an element within a set X of values, the primary cell is allowed to be cross-carrier scheduled by the SCell, and in a case where the configured CIF value of the primary cell used in the SCell is Y and Y is not equal to an element within the set X of values, the primary cell is not allowed to be cross-carrier scheduled by the SCell; and
in a case where a value of a configured cell index of the SCell for scheduling the primary cell is an element within a set M of values, the primary cell is allowed to be cross-carrier scheduled by the SCell, and in a case where the value of the configured cell index of the SCell for scheduling the primary cell is N and N is not equal to an element within the set M of values, the primary cell is not allowed to be cross-carrier scheduled by the SCell.
11. The method according to claim 1 , further comprising:
in a case where the primary cell supports self-scheduling and being cross-carrier scheduled, determining a downlink control information (DCI) format or a type of search space for scheduling the primary cell in one of the following manners:
only configuring common search space (CSS) and user equipment (UE) specific search space (USS) bearing fallback DCI on the primary cell, wherein the USS bearing the non-fallback DCI is entirely located in the SCell for scheduling the primary cell;
configuring CSS, USS bearing fallback DCI and USS bearing non-fallback DCI on the primary cell, wherein the USS bearing non-fallback DCI is entirely or partially located in the SCell for scheduling the primary cell; and
configuring CSS bearing fallback DCI or the USS bearing fallback DCI to be partially or entirely located in the SCell for scheduling the primary cell by adding a CIF.
12. The method according to claim 11 , wherein CSS or USS is partially or entirely located in the SCell for scheduling the primary cell, comprises:
configuring a scaling factor A for the CSS or the USS, to adjust a number of candidate sets of the CSS or the USS to be located on the primary cell and to adjust a number of candidate sets of the CSS or the USS to be located on the SCell for scheduling the primary cell.
13. The method according to claim 12 , wherein the configuring a scaling factor A for the CSS or the USS, to adjust a number of candidate sets of the CSS or the USS to be located on the primary cell and to adjust a number of candidate sets of the CSS or the USS to be located on the SCell for scheduling the primary cell comprises:
the number of candidate sets on the primary cell remains unchanged, and the number of candidate sets on the SCell for scheduling the primary cell is A*M (L); or,
the number of candidate sets on the primary cell is A*M (L), and the number of candidate sets on the SCell for scheduling the primary cell is M (L)-A*M (L); or,
the number of candidate sets on the SCell for scheduling the primary cell is A*M (L), and the number of candidate sets on the primary cell is M (L)-A*M (L);
wherein, M (L) is a number of candidate sets for an aggregation level L comprised in the CSS or comprised in the USS.
14. A device, comprising: a memory and at least one processor;
wherein the memory is configured to store at least one program; and
the at least one processor, when executing the at least one program, performs:
configuring cross-carrier scheduling configuration information of a cell, such that the primary cell supports self-scheduling and being cross-carrier scheduled by a secondary cell (SCell);
wherein in a case where the cell is the primary cell, the configuring cross-carrier scheduling configuration information of a cell comprises one of the following:
configuring scheduling cell information of the primary cell as being cross-carrier scheduled, and configuring a cell index of the SCell for scheduling the primary cell and a carrier indicator field (CIF) value of the primary cell used in the SCell; or,
configuring the scheduling cell information of the primary cell as self-scheduling and being cross-carrier scheduled, and configuring whether a CIF exists in the primary cell, the cell index of the SCell for scheduling the primary cell and a CIF value of the primary cell used in the SCell; or,
configuring the scheduling cell information of the primary cell as self-scheduling, configuring whether the primary cell is allowed to be cross-carrier scheduled by the SCell, and in a case where the primary cell is allowed to be cross-carrier scheduled by the SCell, configuring the cell index of the SCell for scheduling the primary cell and the CIF value of the primary cell used in the SCell; and,
wherein in a case where the cell is the SCell, the configuring cross-carrier scheduling configuration information of a cell comprises:
configuring scheduling cell information of the SCell as self-scheduling, configuring whether the SCell is allowed to schedule the primary cell, and in a case where the SCell is allowed to schedule the primary cell, configuring the CIF value of the primary cell used in the SCell.
15. A non-transitory computer-readable storage medium storing computer programs, wherein the computer programs, when executed by a processor, perform:
configuring cross-carrier scheduling configuration information of a cell, such that the primary cell supports self-scheduling and being cross-carrier scheduled by a secondary cell (SCell);
wherein in a case where the cell is the primary cell, the configuring cross-carrier scheduling configuration information of a cell comprises one of the following:
configuring scheduling cell information of the primary cell as being cross-carrier scheduled, and configuring a cell index of the SCell for scheduling the primary cell and a carrier indicator field (CIF) value of the primary cell used in the SCell; or,
configuring the scheduling cell information of the primary cell as self-scheduling and being cross-carrier scheduled, and configuring whether a CIF exists in the primary cell, the cell index of the SCell for scheduling the primary cell and a CIF value of the primary cell used in the SCell; or,
configuring the scheduling cell information of the primary cell as self-scheduling,
configuring whether the primary cell is allowed to be cross-carrier scheduled by the SCell, and in a case where the primary cell is allowed to be cross-carrier scheduled by the SCell, configuring the cell index of the SCell for scheduling the primary cell and the CIF value of the primary cell used in the SCell; and
wherein in a case where the cell is the SCell, the configuring cross-carrier scheduling configuration information of a cell comprises:
configuring scheduling cell information of the SCell as self-scheduling, configuring whether the SCell is allowed to schedule the primary cell, and in a case where the SCell is allowed to schedule the primary cell, configuring the CIF value of the primary cell used in the SCell.