Method and device for avoiding mismatch between a spatial state and configuration information of a beam in wireless communication
Method and Device in nodes for wireless communication. A first node receives a first configuration information block, a first signaling and a first reference signal resource. The first configuration information block comprises configuration information of the first reference signal resource; the first signaling indicates a first transmission configuration state; the first configuration information block is used to determine a first transmission configuration state set; the first signaling is used to determine a first time; a second transmission configuration state is used to determine a spatial relation of the first reference signal resource before the first time; a spatial relation of the first reference signal resource is related to whether the first transmission configuration state belongs to the first transmission configuration state set after the first time. The above method ensures that when the beam is dynamically updated, a TCI state of a reference signal constantly matches its configuration information.
1 . A user equipment (UE) for wireless communications, the UE comprising:
a transceiver; and
a processor, wherein the transceiver and the processor are configured to:
receive a first configuration information block, wherein the first configuration information block comprises configuration information of a first reference signal resource,
receive a first signaling, wherein the first signaling indicates a first transmission configuration state, and
receive the first reference signal resource, wherein the first configuration information block is used to determine a first transmission configuration state set, and the first transmission configuration state set comprises at least one transmission configuration state; and
wherein the first signaling is used to determine a first time, and
wherein a second transmission configuration state is used to determine a spatial relation of the first reference signal resource before the first time, and
wherein the spatial relation of the first reference signal resource is related to whether the first transmission configuration state belongs to the first transmission configuration state set after the first time, and
wherein on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the first transmission configuration state is used to determine the spatial relation of the first reference signal resource after the first time, and
wherein on a condition that the first transmission configuration state does not belong to the first transmission configuration state set, the second transmission configuration state is used to determine the spatial relation of the first reference signal resource after the first time.
2 . The UE according to claim 1 , wherein the transceiver and the processor are further configured to:
transmits a first information block, or, drops transmitting the first information block, wherein the first information block comprises a reporting for a first reporting configuration, and reference signal resources associated with the first reporting configuration comprise the first reference signal resource, and
wherein whether the UE transmits the first information block is related to whether the first transmission configuration state belongs to the first transmission configuration state set, and
wherein on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the UE transmits the first information block, and
wherein if on a condition that the first transmission configuration state does not belong to the first transmission configuration state set, the UE drops transmitting the first information block.
3 . The UE according to claim 1 , wherein the transceiver and the processor are further configured to:
transmit a second information block, wherein the second information block comprises a reporting for a second reporting configuration, and
wherein reference signal resources associated with the second reporting configuration comprise the first reference signal resource, and whether a measurement performed on the first reference signal resource is used to generate the second information block is related to whether the first transmission configuration state belongs to the first transmission configuration state set, and
wherein on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the measurement performed on the first reference signal resource is used to generate the second information block, and
wherein on a condition that the first transmission configuration state does not belong to the first transmission configuration state set, the second information block is unrelated to the measurement performed on the first reference signal resource.
4 . The UE according to claim 1 , wherein the transceiver and the processor are further configured to:
transmits a first signal, wherein the first signal carries a HARQ-ACK associated with the first signaling.
5 . The UE according to claim 1 , wherein the transceiver and the processor are further configured to:
receives a second signal, wherein the first signaling comprises scheduling information of the second signal.
6 . The UE according to claim 1 , wherein the first configuration information block indicates M reference value sets, M being a positive integer greater than 1, and
wherein after the first time, a first parameter value set indicates at least one of frequency-domain resources, time-domain resources, density, period or a number of port(s) of the first reference signal resource, and
wherein the first parameter value set is related to whether the first transmission configuration state belongs to the first transmission configuration state set, and
wherein on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the first transmission configuration state is used to determine the first parameter value set out of the M parameter value sets, and
wherein on a condition that the first transmission configuration state does not belong to the first transmission configuration state set, the second transmission configuration state is used to determine the first parameter value set out of the M parameter value sets.
7 . The UE according to claim 1 , wherein the transceiver and the processor are further configured to:
receives a second configuration information block, wherein the second configuration information block is used to determine N transmission configuration states, N being a positive integer greater than 1, and
wherein the first signaling indicates the first transmission configuration state out of the N transmission configuration states.
8 . A base station for wireless communications, the base station comprising:
a transceiver; and
a processor, wherein the transceiver and the processor are configured to:
transmit a first configuration information block, wherein the first configuration information block comprises configuration information of a first reference signal resource,
transmit a first signaling, wherein the first signaling indicates a first transmission configuration state, and
transmit the first reference signal resource, wherein the first configuration information block is used to determine a first transmission configuration state set, and the first transmission configuration state set comprises at least one transmission configuration state, and
wherein the first signaling is used to determine a first time, and
wherein a second transmission configuration state is used to determine a spatial relation of the first reference signal resource before the first time, and
wherein the spatial relation of the first reference signal resource is related to whether the first transmission configuration state belongs to the first transmission configuration state set after the first time, and
wherein on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the first transmission configuration state is used to determine the spatial relation of the first reference signal resource after the first time, and
wherein on a condition that the first transmission configuration state does not belong to the first transmission configuration state set, the second transmission configuration state is used to determine the spatial relation of the first reference signal resource after the first time.
9 . The base station according to claim 8 , wherein the transceiver and the processor are further configured to:
receives a first information block, or, drops receiving the first information block, wherein the first information block comprises a reporting for a first reporting configuration, and reference signal resources associated with the first reporting configuration comprise the first reference signal resource, and
wherein whether a transmitter of the first information block transmits the first information block is related to whether the first transmission configuration state belongs to the first transmission configuration state set, and
wherein on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the transmitter of the first information block transmits the first information block, and
wherein on a condition that if the first transmission configuration state does not belong to the first transmission configuration state set, the transmitter of the first information block drops transmitting the first information block.
10 . The base station according to claim 8 , wherein the transceiver and the processor are further configured to:
receive a second information block, wherein the second information block comprises a reporting for a second reporting configuration, and
wherein reference signal resources associated with the second reporting configuration comprise the first reference signal resource, and whether a measurement performed on the first reference signal resource is used to generate the second information block is related to whether the first transmission configuration state belongs to the first transmission configuration state set, and
wherein on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the measurement performed on the first reference signal resource is used to generate the second information block, and
wherein on a condition that the first transmission configuration state does not belong to the first transmission configuration state set, the second information block is unrelated to the measurement performed on the first reference signal resource.
11 . The base station according to claim 8 , wherein the transceiver and the processor are further configured to:
receives a first signal, wherein the first signal carries a HARQ-ACK associated with the first signaling.
12 . The base station according to claim 8 , wherein the transceiver and the processor are further configured to:
transmits a second signal, wherein the first signaling comprises scheduling information of the second signal.
13 . The base station according to claim 8 , wherein the first configuration information block indicates M parameter value sets, M being a positive integer greater than 1, and
wherein after the first time, a first parameter value set indicates at least one of frequency-domain resources, time-domain resources, density, period or a number of ports of the first reference signal resource, and
wherein the first parameter value set is related to whether the first transmission configuration state belongs to the first transmission configuration state set, and
wherein on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the first transmission configuration state is used to determine the first parameter value set out of the M parameter value sets, and
wherein on a condition that the first transmission configuration state does not belong to the first transmission configuration state set, the second transmission configuration state is used to determine the first parameter value set out of the M parameter value sets.
14 . The base station according to claim 8 , wherein the transceiver and the processor are further configured to:
transmits a second configuration information block, wherein the second configuration information block is used to determine N transmission configuration states, N being a positive integer greater than 1, and
wherein the first signaling indicates the first transmission configuration state out of the N transmission configuration states.
15 . A method in a user equipment (UE) for wireless communications, the method comprising:
receiving a first configuration information block, wherein the first configuration information block comprises configuration information of a first reference signal resource;
receiving a first signaling, wherein the first signaling indicates a first transmission configuration state; and
receiving the first reference signal resource, wherein the first configuration information block is used to determine a first transmission configuration state set, and the first transmission configuration state set comprises at least one transmission configuration state, and
wherein the first signaling is used to determine a first time, and
wherein a second transmission configuration state is used to determine a spatial relation of the first reference signal resource before the first time, and
wherein the spatial relation of the first reference signal resource is related to whether the first transmission configuration state belongs to the first transmission configuration state set after the first time, and
wherein on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the first transmission configuration state is used to determine the spatial relation of the first reference signal resource after the first time, and
wherein on a condition that the first transmission configuration state does not belong to the first transmission configuration state set, the second transmission configuration state is used to determine the spatial relation of the first reference signal resource after the first time.
16 . The method according to claim 15 , comprising:
transmitting a first information block, or dropping transmitting the first information block, wherein the first information block comprises a reporting for a first reporting configuration, and reference signal resources associated with the first reporting configuration comprise the first reference signal resource, and
wherein whether the UE transmits the first information block is related to whether the first transmission configuration state belongs to the first transmission configuration state set, and
wherein if on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the UE transmits the first information block, and
wherein on a condition that the first transmission configuration state does not belong to the first transmission configuration state set, the UE drops transmitting the first information block.
17 . The method according to claim 15 , comprising:
transmitting a second information block, the second information block comprising a reporting for a second reporting configuration, wherein reference signal resources associated with the second reporting configuration comprise the first reference signal resource, and whether a measurement performed on the first reference signal resource is used to generate the second information block is related to whether the first transmission configuration state belongs to the first transmission configuration state set, and
wherein on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the measurement performed on the first reference signal resource is used to generate the second information block, and
wherein on a condition that the first transmission configuration state does not belong to the first transmission configuration state set, the second information block is unrelated to the measurement performed on the first reference signal resource.
18 . The method according to claim 15 , comprising at least one of the following:
transmitting a first signal, wherein the first signal carries a HARQ-ACK associated with the first signaling, or
receiving a second signal, wherein the first signaling comprises scheduling information of the second signal.
19 . The method according to claim 15 , wherein the first configuration information block indicates M parameter value sets, M being a positive integer greater than 1, and
wherein after the first time, a first parameter value set indicates at least one of frequency-domain resources, time-domain resources, density, period or a number of port(s) of the first reference signal resource, and
wherein the first parameter value set is related to whether the first transmission configuration state belongs to the first transmission configuration state set, and
wherein on a condition that the first transmission configuration state belongs to the first transmission configuration state set, the first transmission configuration state is used to determine the first parameter value set out of the M parameter value sets, and
wherein on a condition that the first transmission configuration state does not belong to the first transmission configuration state set, the second transmission configuration state is used to determine the first parameter value set out of the M parameter value sets.
20 . The method according to claim 15 , comprising:
receiving a second configuration information block, wherein the second configuration information block is used to determine N transmission configuration states, N being a positive integer greater than 1, and
wherein the first signaling indicates the first transmission configuration state out of the N transmission configuration states.