Back to results
US 11,962,535 B2Granted
Method and apparatus for configuring reference signal channel characteristics, and communication device
AssigneeZte Corporation
InventorsBo Gao, Yu Ngok Li, Zhaohua Lu, Yijian Chen, Yifei Yuan, Xinhui Wang
Life of this patent
Estimating the term…
Abstract
Method and apparatus for configuring channel characteristics of a reference signal, and a communication device are described. The method includes determining first type signaling, where the first type signaling carries a first type set and the first set includes a plurality of index elements; and sending the first type signaling to a second communication node.
Claims20
A method of configuring reference signal channel characteristics, comprising:
- receiving, by a second communication node from a first communication node, a radio resource control (RRC) signaling that carries information that describes a first set of transmission configuration indication (TCI) states,
- wherein each TCI state in the first set of TCI states comprises one or more index elements that identify one or more reference signals;
- and
- receiving, by the second communication node from the first communication node, a medium access control-control element (MAC-CE) signaling that carries information that indicates that a second set of TCI states are activated,
- wherein the second set of TCI states include at least one TCI state that is activated from the first set of TCI states;
- and
- receiving a downlink control information (DCI) signaling sent by the first communication node,
- wherein the DCI signaling comprises indication information related to a TCI state from the second set of TCI states, and
- wherein the indication information indicates a channel characteristic of a downlink demodulation reference signal (DMRS) and of a channel state information reference signal (CSI-RS), and a channel characteristic assumption of a sounding reference signal (SRS).
6 more elements
A method of configuring reference signal channel characteristics, comprising:
- transmitting, by a first communication node to a second communication node, a radio resource control (RRC) signaling that carries information that describes a first set of transmission configuration indication (TCI) states,
- wherein each TCI state in the first set of TCI states comprises one or more index elements that identify one or more reference signals;
- transmitting, by the first communication node to the second communication node, a medium access control-control element (MAC-CE) signaling that carries information that indicates that a second set of TCI states are activated,
- wherein the second set of TCI states include at least one TCI state that is activated from the first set of TCI states;
- and
- transmitting a downlink control information (DCI) signaling by the first communication node,
- wherein the DCI signaling comprises indication information related to a TCI state from the second set of TCI states, and
- wherein the indication information indicates a channel characteristic of a downlink demodulation reference signal (DMRS) and of a channel state information reference signal (CSI-RS), and a channel characteristic assumption of a sounding reference signal (SRS).
5 more elements
A second communication node, comprising:
- a processor configured to execute a method, the processor configured to:
- receive, by a second communication node from a first communication node, a radio resource control (RRC) signaling that carries information that describes a first set of transmission configuration indication (TCI) states,
- wherein each TCI state in the first set of TCI states comprises one or more index elements that identify one or more reference signals;
- and
- receive, by the second communication node from the first communication node, a medium access control-control element (MAC-CE) signaling that carries information that indicates that a second set of TCI states are activated,
- wherein the second set of TCI states include at least one TCI state that is activated from the first set of TCI states;
- and
- receive a downlink control information (DCI) signaling sent by the first communication node,
- wherein the DCI signaling comprises indication information related to a TCI state from the second set of TCI states, and
- wherein the indication information indicates a channel characteristic of a downlink demodulation reference signal (DMRS) and of a channel state information reference signal (CSI-RS), and a channel characteristic assumption of a sounding reference signal (SRS).
7 more elements
A second communication node, comprising:
- a processor configured to execute a method, the processor configured to:
- receive, by a second communication node from a first communication node, a radio resource control (RRC) signaling that carries information that describes a first set of transmission configuration indication (TCI) states,
- wherein each TCI state in the first set of TCI states comprises one or more index elements that identify one or more reference signals;
- and
- receive, by the second communication node from the first communication node, a medium access control-control element (MAC-CE) signaling that carries information that indicates that a second set of TCI states are activated,
- wherein the second set of TCI states include at least one TCI state that is activated from the first set of TCI states;
- and
- receive a downlink control information (DCI) signaling sent by the first communication node,
- wherein the DCI signaling comprises indication information related to a TCI state from a range of the second set of TCI states, and
- wherein the indication information indicates a physical uplink control channel (PUCCH), a channel characteristic of a downlink demodulation reference signal (DMRS) and of a channel state information reference signal (CSI-RS), and a channel characteristic assumption of a sounding reference signal (SRS).
7 more elements
A second communication node, comprising:
- a processor configured to execute a method, the processor configured to:
- receive, by a second communication node from a first communication node, a radio resource control (RRC) signaling that carries information that describes a first set of transmission configuration indication (TCI) states,
- wherein each TCI state in the first set of TCI states comprises one or more index elements that identify one or more reference signals;
- and
- receive, by the second communication node from the first communication node, a medium access control-control element (MAC-CE) signaling that carries information that indicates that a second set of TCI states are activated,
- wherein the second set of TCI states include at least one TCI state that is activated from the first set of TCI states;
- and
- receive a downlink control information (DCI) signaling sent by the first communication node,
- wherein the DCI signaling comprises indication information related to a TCI state from the second set of TCI states, and
- wherein the indication information indicates a physical uplink shared channel (PUSCH), a channel characteristic of a downlink demodulation reference signal (DMRS) and of a channel state information reference signal (CSI-RS), and a channel characteristic assumption of a sounding reference signal (SRS).
7 more elements
A second communication node, comprising:
- a processor configured to execute a method, the processor configured to:
- receive, by a second communication node from a first communication node, a radio resource control (RRC) signaling that carries information that describes a first set of transmission configuration indication (TCI) states,
- wherein each TCI state in the first set of TCI states comprises one or more index elements that identify one or more reference signals;
- and
- receive, by the second communication node from the first communication node, a medium access control-control element (MAC-CE) signaling that carries information that indicates that a second set of TCI states are activated,
- wherein the second set of TCI states include at least one TCI state that is activated from the first set of TCI states;
- and
- receive a downlink control information (DCI) signaling sent by the first communication node,
- wherein the DCI signaling comprises indication information related to a TCI state from the second set of TCI states, and
- wherein the indication information indicates a channel characteristic of a downlink demodulation reference signal (DMRS) and of a channel state information reference signal (CSI-RS), and a channel characteristic assumption of a sounding reference signal (SRS).
7 more elements
A first communication node, comprising:
- a processor configured to execute a method, the processor configured to:
- transmit, by a first communication node to a second communication node, a radio resource control (RRC) signaling that carries information that describes a first set of transmission configuration indication (TCI) states,
- wherein each TCI state in the first set of TCI states comprises one or more index elements that identify one or more reference signals;
- transmit, by the first communication node to the second communication node, a medium access control-control element (MAC-CE) signaling that carries information that indicates that a second set of TCI states are activated,
- wherein the second set of TCI states include at least one TCI state that is activated from the first set of TCI states;
- and
- transmit a downlink control information (DCI) signaling by the first communication node,
- wherein the DCI signaling comprises indication information related to a TCI state from the second set of TCI states, and
- wherein the indication information indicates a channel characteristic of a downlink demodulation reference signal (DMRS) and of a channel state information reference signal (CSI-RS), and a channel characteristic assumption of a sounding reference signal (SRS).
6 more elements
Dependencies are inferred from the claim text.