Granted Patent B2

US 12,232,131 · App. 17/632,138 · Granted Feb 18, 2025

Inventors: Lei Wang (Beijing, CN); Xuejuan Gao (Beijing, CN); Yanping Xing (Beijing, CN)

Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.

H04W72/23H04L1/0038H04W72/0446

Abstract

Claims (50)

1. A method of processing a terminal capability, performed by a network-side device, comprising:

receiving at least one set of downlink control channel monitoring capability information; wherein, each set of downlink control channel monitoring capability information comprises a minimum quantity of symbols in an interval between adjacent spans, a maximum quantity of consecutive symbols within a span, and at least one of following information:

a quantity of blind detections and a quantity of non-overlapping Control Channel Elements (CCEs) supported by a terminal within a span,

wherein subsequent to receiving the at least one set of downlink control channel monitoring capability information, the method further comprises:

generating, according to the at least one set of downlink control channel monitoring capability information, configuration information of a time-domain location of a downlink control channel search space, wherein the configuration information is used for determining a location of a span in a time domain;

transmitting the configuration information.

2. The method according to claim 1 , wherein subsequent to generating the configuration information of the time-domain location of the downlink control channel search space, the method further comprises:

determining, based on the configuration information, quantities of symbols in intervals between a current span and adjacent spans;

determining, based on the quantities of symbols in the intervals between the current span and the adjacent spans, a maximum quantity of blind detections and/or a maximum quantity of non-overlapping CCEs within the current span;

configuring the current span based on the maximum quantity of blind detections and/or the maximum quantity of non-overlapping CCEs.

3. The method according to claim 2 , wherein determining, based on the quantities of symbols in the intervals between the current span and the adjacent spans, the maximum quantity of blind detections and/or the maximum quantity of non-overlapping CCEs within the current span comprises:

selecting a minimum of the quantities of symbols in the intervals between the current span and the adjacent spans as a target interval symbol quantity, in a case that there is a span, of the adjacent spans of the current span, with a quantity of consecutive symbols less than or equal to a target threshold; wherein the target threshold is equal to a maximum value of all maximum quantities of consecutive symbols in the at least one set of downlink control channel monitoring capability information reported by the terminal;

determining a maximum value, of all minimum interval symbol quantities in the at least one set of downlink control channel monitoring capability information reported by the terminal and less than or equal to the target interval symbol quantity, as a target minimum interval symbol quantity;

determining the maximum quantity of blind detections and/or the maximum quantity of non-overlapping CCEs based on downlink control channel monitoring capability information to which the target minimum interval symbol quantity belongs.

4. A method of processing a terminal capability, performed by a terminal, comprising:

transmitting at least one set of downlink control channel monitoring capability information; wherein each set of downlink control channel monitoring capability information comprises: a minimum quantity of symbols in an interval between adjacent spans, a maximum quantity of consecutive symbols within a span, and at least one of following information:

a quantity of blind detections and a quantity of non-overlapping Control Channel Elements (CCEs) supported by a terminal within a span,

wherein subsequent to transmitting the at least one set of downlink control channel monitoring capability information, the method further comprises:

receiving configuration information of a time-domain location of a downlink control channel search space transmitted by a network-side device, wherein the configuration information is used for determining a location of a span in a time domain.

5. The method according to claim 4 , wherein subsequent to transmitting the at least one set of downlink control channel monitoring capability information, the method further comprises:

determining, based on the configuration information, quantities of symbols in intervals between a current span and adjacent spans;

determining, based on the quantities of symbols in the intervals between the current span and the adjacent spans, a maximum quantity of blind detections and/or a maximum quantity of non-overlapping CCEs within the span;

dropping a downlink control channel based on the maximum quantity of blind detections and/or the maximum quantity of non-overlapping CCEs in a case that the quantity of blind detections or the quantity of non-overlapping CCEs configured actually within a span exceeds a maximum blind detection capability of the terminal.

6. The method according to claim 5 , wherein determining, based on the quantities of symbols in the intervals between the current span and the adjacent spans, the maximum quantity of blind detections and/or the maximum quantity of non-overlapping CCEs within the span comprises:

selecting a minimum of the quantities of symbols in the intervals between the current span and the adjacent spans as a target interval symbol quantity, in a case that there is a span, of the adjacent spans of the current span, with a quantity of consecutive symbols less than or equal to a target threshold; wherein the target threshold is equal to a maximum value of all maximum quantities of consecutive symbols in the at least one set of downlink control channel monitoring capability information reported by the terminal;

determining a maximum value, of all minimum interval symbol quantities in the at least one set of downlink control channel monitoring capability information reported by the terminal and less than or equal to the target interval symbol quantity, as a target minimum interval symbol quantity;

determining a maximum quantity of blind detections and/or a maximum quantity of non-overlapping CCEs based on downlink control channel monitoring capability information to which the target minimum interval symbol quantity belongs.

7. A network-side device, comprising a transceiver, a storage, a processor and a computer program stored on the storage and executable by the processor; wherein, the transceiver is configured to perform steps of the method of processing a terminal capability according to claim 1 .

8. The network-side device according to claim 7 , wherein, the processor is further configured to:

determine, based on the configuration information, quantities of symbols in intervals between a current span and adjacent spans;

determine, based on the quantities of symbols in the intervals between the current span and the adjacent spans, a maximum quantity of blind detections and/or a maximum quantity of non-overlapping CCEs within the current span;

configure the current span based on the maximum quantity of blind detections and/or the maximum quantity of non-overlapping CCEs.

9. The network-side device according to claim 8 , wherein, the processor is further configured to:

select a minimum of the quantities of symbols in the intervals between the current span and the adjacent spans as a target interval symbol quantity, in a case that there is a span, of the adjacent spans of the current span, with a quantity of consecutive symbols less than or equal to a target threshold; wherein the target threshold is equal to a maximum value of all maximum quantities of consecutive symbols in the at least one set of downlink control channel monitoring capability information reported by the terminal;

determine a maximum value, of all minimum interval symbol quantities in the at least one set of downlink control channel monitoring capability information reported by the terminal and less than or equal to the target interval symbol quantity, as a target minimum interval symbol quantity;

determine the maximum quantity of blind detections and/or the maximum quantity of non-overlapping CCEs based on downlink control channel monitoring capability information to which the target minimum interval symbol quantity belongs.

10. A terminal, comprising a transceiver, a storage, a processor and a computer program stored on the storage and executable by the processor; wherein, the transceiver is configured to:

transmit at least one set of downlink control channel monitoring capability information; wherein each set of downlink control channel monitoring capability information comprises: a minimum quantity of symbols in an interval between adjacent spans, a maximum quantity of consecutive symbols within a span, and at least one of following information:

a quantity of blind detections and a quantity of non-overlapping Control Channel Elements (CCEs) supported by a terminal within a span,

wherein, the transceiver is further configured to: receive configuration information of a time-domain location of a downlink control channel search space transmitted by a network-side device, wherein the configuration information is used for determining a location of a span in a time domain.

11. The terminal according to claim 10 , wherein,

the processor is configured to: determine, based on the configuration information, quantities of symbols in intervals between a current span and adjacent spans;

determine, based on the quantities of symbols in the intervals between the current span and the adjacent spans, a maximum quantity of blind detections and/or a maximum quantity of non-overlapping CCEs within the span;

drop a downlink control channel based on the maximum quantity of blind detections and/or the maximum quantity of non-overlapping CCEs in a case that the quantity of blind detections or the quantity of non-overlapping CCEs configured actually within a span exceeds a maximum blind detection capability of the terminal.

12. The terminal according to claim 11 , wherein, the processor is further configured to:

select a minimum of the quantities of symbols in the intervals between the current span and the adjacent spans as a target interval symbol quantity, in a case that there is a span, of the adjacent spans of the current span, with a quantity of consecutive symbols less than or equal to a target threshold; wherein the target threshold is equal to a maximum value of all maximum quantities of consecutive symbols in the at least one set of downlink control channel monitoring capability information reported by the terminal;

determining a maximum value, of all minimum interval symbol quantities in the at least one set of downlink control channel monitoring capability information reported by the terminal and less than or equal to the target interval symbol quantity, as a target minimum interval symbol quantity;

determining the maximum quantity of blind detections and/or the maximum quantity of non-overlapping CCEs based on downlink control channel monitoring capability information to which the target minimum interval symbol quantity belongs.

13. A non-transitory computer readable storage medium, storing thereon a computer program, wherein in a case that the computer program is executed by a processor, the processor implement the steps of the method of processing the terminal capability according to claim 1 .

14. A non-transitory computer readable storage medium, storing thereon a computer program, wherein in a case that the computer program is executed by a processor, the processor implement the steps of the method of processing the terminal capability according to claim 4 .

Assignments (1)

Priority Claims (1)

Continuity (1)

References Cited (16)