Systems and methods for reference signaling design and configuration
Embodiments of a system, device and method for configuring reference signaling are disclosed. In some embodiments, a method includes determining, by a wireless communication device, N sets of parameters, determining, by the wireless communication device according to a layer 1 measurement, whether a condition of an event is satisfied, and identifying, by the wireless communication device according to the determination, M sets of parameters from the N sets of parameters. In some embodiments, N is a positive integer value. In some embodiments, M is smaller than or equal to N.
1 . A method comprising:
determining, by a wireless communication device, N sets of parameters, wherein Nis a positive integer value;
determining, by the wireless communication device according to a layer 1 measurement, whether a condition of an event is satisfied;
identifying, by the wireless communication device according to the determination, M sets of parameters from the N sets of parameters, wherein M is smaller than or equal to N, wherein the N sets of parameters satisfy at least one of:
each of the N sets of parameters includes a same value of a first type of parameter;
each of the N sets of parameters includes a second type of parameter; or
each of C sets of the N sets includes a fourth type of parameter, wherein Cis smaller than N.
2 . The method of claim 1 , wherein the N sets of parameters corresponds to one serving cell.
3 . The method of claim 1 , wherein each set of the N sets of parameters is associated with one of: one control resource set (CORESET) pool, one group of transmission configuration indicator (TCI) states, one group of reference signals, one serving cell, one supplementary link, one combination of one physical cell index (PCI) and one piece of frequency information, or one combination of the one PCI, one piece of frequency information, and one piece of sub-carrier spacing.
4 . The method of claim 1 , comprising:
determining, by the wireless communication device, to maintain or to suspend a first set of parameters while the wireless communication device applies the M sets of parameters, wherein to maintain or to suspend the first set of parameters comprises one of the following:
switching, by the wireless communication device, from the first set to the M sets of parameters; or
applying, by the wireless communication device, the first set and the M sets.
5 . The method of claim 4 , wherein applying the first set and the M sets comprises at least one of:
determining, by the wireless communication device, a third type of parameter according to one of the M sets of parameters and the first set, even if both of the M sets and the first set include the third type of parameter;
determining, by the wireless communication device, that a configuration of the third type of parameter between the M sets of parameters and the first set satisfies at least one restriction, wherein the M sets of parameters and the first set both include the configuration of the third type of parameter;
determining, by the wireless communication device, that either the M sets of parameters, or the first set, includes the third type of parameter;
determining, by the wireless communication device, that the M sets and the first set include a same value of a first type of parameter;
determining, by the wireless communication device, that the M sets and the first set includes a second type of parameter; or
determining, by the wireless communication device, that either the M sets or the first set include a fourth type of parameter.
6 . The method of claim 4 , comprising:
determining, by the wireless communication device, to maintain or to suspend the first set of parameters according to at least one of: a received signaling or capability information reported by the wireless communication device.
7 . The method of claim 1 , wherein determining the N sets of parameters comprises:
receiving, by the wireless communication device, first signaling that includes a configuration of X sets of parameters, wherein X is a positive integer value which is larger than or equal to N; and
receiving, by the wireless communication device, second signaling including an indication for indicating the N sets from the X sets of parameters.
8 . The method of claim 1 , wherein determining the N sets of parameters comprises:
determining, by the wireless communication device, the N sets of parameters according to an activated transmission configuration indicator (TCI) state of a physical downlink shared channel (PDSCH) or physical downlink control channel (PDCCH).
9 . The method of claim 1 , wherein the condition of the event comprises one of:
a layer 1 measurement result of Y measurement reference signal groups is better than a layer 1 measurement result of a first measurement reference signal group;
a layer 1 measurement result of the measurement reference signal groups is worse than a first threshold, and the layer 1 measurement result of the Y measurement reference signal groups is better than a second threshold;
the layer 1 measurement result of the Y measurement reference signal groups is better than the second threshold; or
expiration of a specific timer,
wherein Y is equal to or larger than 1.
10 . The method of claim 9 wherein at least one of:
each of the Y measurement reference signal groups is associated with one of the M sets of parameters, wherein Y is smaller than or equal to M;
each of the Y measurement reference signal groups is associated with one of the N sets of parameters, wherein Y is smaller than or equal to N; or
the first measurement reference signal group is associated with a first set of parameters.
11 . The method of claim 9 , wherein
the first measurement reference signal group includes more than one group, each of which is associated with a corresponding first set of parameters.
12 . The method of claim 1 , when M is larger than 1, the method further comprising at least one of:
determining, by the wireless communication device, a third type of parameter according to one of the M sets of parameters, even if all of the M sets include the third type of parameter;
determining, by the wireless communication device, that a configuration of the third type of parameter between the M sets of parameters satisfies at least one restriction, wherein all of the M sets of parameter include the configuration of the third type of parameter; or
determining, by the wireless communication device, that only one of the M sets of parameters includes the third type of parameter.
13 . The method of claim 1 , further comprising one of:
performing, by the wireless communication device according to the M sets of parameters, a first transmission or reception;
performing, by the wireless communication device according to the M sets of parameters, the first transmission or reception, and a second transmission;
performing, by the wireless communication device according to the M sets of parameters, the second transmission; or
performing, by the wireless communication device according to a first set of parameters, the second transmission.
14 . The method of claim 1 , wherein a set of the N sets of parameters includes at least one of:
a parameter of a synchronization signal,
a parameter of a slot structure,
a physical cell index (PCI),
a parameter indicating frequency resource of a carrier,
a demodulation reference signal (DMRS) parameter,
a measurement reference signal parameter,
a rate matching parameter,
a sub-carrier spacing parameter,
a power control parameter,
a physical downlink control channel (PDCCH) configuration,
a physical downlink shared channel (PDSCH) configuration,
a physical uplink control channel (PUCCH) configuration,
a transmission configuration index (TCI) state configuration,
a spatial relation configuration,
a physical random access channel (PRACH) configuration,
a parameter used to get the mapping relationship between a synchronization signal resource and a PRACH resource,
a cell radio network temporary identifier (C-RNTI) configuration,
a long term evolution (LTE) cell specific reference signal (CRS) configuration,
a timing advance (TA) parameter,
a frequency resource parameter corresponding to one set of the N set of parameters,
a time resource parameter corresponding to one set of the N set of parameters,
a path loss reference parameter,
a bandwidth part (BWP) parameter,
a beam failure parameter,
a system information block (SIB) configuration,
a parameter of common control information, or
a hybrid automatic request (HARQ) feedback parameter.
15 . A wireless communication device, comprising:
at least one processor configured to:
determine N sets of parameters, wherein N is a positive integer value;
determine, according to a layer 1 measurement, whether a condition of an event is satisfied;
identify, according to the determination, M sets of parameters from the N sets of parameters, wherein M is smaller than or equal to N, wherein the N sets of parameters satisfy at least one of:
each of the N sets of parameters includes a same value of a first type of parameter;
each of the N sets of parameters includes a second type of parameter; or
each of C sets of the N sets includes a fourth type of parameter, wherein Cis smaller than N.
16 . The wireless communication device of claim 15 , wherein the at least one processor is further configured to:
determine a reporting parameter;
determine a second channel state information; and
report, according to the reporting parameter, the second channel state information in a second message (msg) transmitted during a physical random access channel (PRACH) process.
17 . The wireless communication device of claim 16 , wherein the at least one processor is further configured to:
determine a parameter of a channel or signal according to the second channel state information.
18 . The wireless communication device of claim 16 , wherein the at least one processor is further configured to:
transmit a first channel state information reported in a first msg of the PRACH process;
determine a third channel state information according to at least one of the first channel state information or the second channel state information; and
determine a parameter of a channel or signal according to the third channel state information,
wherein the third channel state information includes one of:
the first channel state information;
the second channel state information; or
the first channel state information and the second channel state information.
19 . The wireless communication device of claim 16 , wherein the at least one processor is further configured to:
transmit a first channel state information reported in a first msg of the PRACH process; and
at least one of:
determine a parameter of a channel or signal only according to the first channel state information, after the second msg;
determine the parameter of the channel or signal according to both of the first channel state information and the second channel state information, after the second msg;
switch the parameter of the channel or signal associated with the first channel state information to the parameter of the channel or signal associated with the second channel state information, after the second msg; or
map the first channel state information and the second channel state information to different codepoints of a downlink control information (DCI), after the second msg, and determine the parameter of the channel or signal according to a codepoint indication in the DCI, wherein the codepoint is mapped to one parameter of the channel or signal.
20 . The wireless communication device of claim 15 , wherein the at least one processor is further configured to:
perform, according to the M sets of parameters, a first transmission or reception;
perform, according to the M sets of parameters, the first transmission or reception, and a second transmission;
perform, according to the M sets of parameters, the second transmission; or
perform, according to a first set of parameters, the second transmission.