Abstract: A method and apparatus are provided in which a set of reference signals is received (2102), and a set of channel signatures for a multiple antenna communication channel is estimated (2104). Channel state information including a set of quality metrics is calculated (2106). In response to the set of quality metrics satisfying a criterion, the baseline receiver for the multiple antenna communication channel is selected (2108). In response to the set of quality metrics not satisfying the criterion, the alternative receiver for the multiple antenna communication channel is selected (2110). The selectable alternative receiver for the multiple antenna communication channel at the user equipment is based on a set of integer linear combinations, where each integer linear combination is based on at least a pair of channel signatures from the estimated set of channel signatures (2112).

Abstract: Various aspects of the present disclosure relate to artificial intelligence (AI) enabled beam management. A base station may notify a user equipment (UE) of an availability of AI-enabled beam management and provide configuration parameters for an AI algorithm. The UE may utilize the configuration parameters to configure an AI algorithm. The UE may process a first set of beams utilizing the configured AI algorithm to identify a second set of beams. The UE may notify the base station (and/or other network entity) of the second set of beams, and one or more beams of the second set of beams can be utilized for wireless communication between the UE and the base station and/or other network entity or UE.

Abstract: Apparatuses, methods, and systems are disclosed for configuring a channel state information report for full-duplex communication. One method includes communicating with a network device. The network device and/or the communication device operate in a full-duplex mode. The method includes receiving at least one channel state information (CSI) reference signal (CSI-RS) on at least one time and/or frequency resource. The at least one CSI-RS is configured with at least one CSI reporting setting. The method includes transmitting at least one sounding reference signals (SRS) to the network device. The at least one time and/or frequency resource are correlated with the at least one SRS transmitted to the network device. The method includes transmitting at least one CSI report to the network device based on the at least one CSI-RS and/or the at least one SRS.

Abstract: Various aspects of the present disclosure relate to Type-II port-selection codebook generation. The method and apparatuses described herein may include a means for receiving a set of CSI reference signals and identifying a set of ports based on the set of reference signals. The method and apparatuses described herein may include a means for selecting a subset of ports from the identified set of ports and for generating a set of amplitude coefficient indicators and a set of phase coefficient indicators corresponding to the subset of ports. The method and apparatuses described herein may include a means for generating a CSI report comprising an indication of the subset of ports, the set of amplitude coefficient indicators, and the set of phase coefficient indicators, where the indication of the subset of ports comprises a combinatoric value.

Abstract: Apparatuses, methods, and systems are disclosed for CSI report configuration. One method includes receiving at least one CSI reporting setting. The at least one CSI reporting setting includes at least one CSI RS resource setting, and the CSI reporting setting includes an indication of CSI feedback reporting for multiple transmission points in a mobile communication network. The method includes identifying a set of transmission hypotheses based on the CSI reporting setting. The hypotheses include a combination of single-point transmission from at least one TRP, or multi-point joint transmission from two TRPs. The method includes receiving at least one CSI reference signal resource transmitted from the mobile communication network based on the CSI reference signal resource setting. The method includes generating a set of at least one CSI report based on the CSI reporting setting.

Abstract: The generation of a channel state information report is provided. The generation includes transmitting reference signals to a user equipment, and receiving a reported set of quantized weighting coefficients, each of the weighting coefficients corresponding to a respective beam index and a respective tap index, where a set of beams based on the received reference signals is selected, where each of the beams corresponds to a discrete Fourier transform vector, and where each of the beams has a corresponding beam index. The tap index corresponds to a member of a Fourier basis set, where at least two subsets of the reported set of weighting coefficients are quantized according to separate quantization procedures.

Abstract: A transceiver can transmit a codebook subset restriction configuration including a set of restricted beams. A channel state information report including a plurality of sets of quantized coefficients based on the codebook subset restriction configuration can be received. A set of quantized weights can be based on a least a Fourier transform of a set of quantized coefficients of the particular restricted beam. The plurality of sets of quantized coefficients can be based on quantized weights of the particular restricted beam satisfying a constraint. The plurality of sets of quantized coefficients can be further based on a set of coefficients quantized to determine the plurality of sets of quantized coefficients. The set of coefficients can be generated by transforming a set of beam weights from a frequency domain to a time domain, where the beam weights correspond to a transmitted beam.

Abstract: For Type-II codebook compression, methods, apparatus, and systems are disclosed. One apparatus includes a transceiver and a processor coupled to the transceiver, the processor being configured to cause the apparatus to: receive a reference signal, identify a set of taps over a layer based on the reference signal, where the set of taps correspond to a set of sub-band indices. The processor is configured to cause the apparatus to generate a combinatorial codeword representing the set of taps and transmit a CSI report indicating the combinatorial codeword.

Abstract: Apparatuses, methods, and systems are disclosed for generating a CSI report. One apparatus includes a transceiver that receives a set of reference signals transmitted from a base station and a processor that transforms the set of reference signals to obtain per-layer vectors of amplitude and phase coefficients of a DFT-compressed codebook. Here, each amplitude coefficient vector and phase coefficient vector corresponding to a tap in at least one identified beam. The processor calculates a subset of the taps for the at least one identified beam and controls the transceiver to transmit CSI feedback including the calculated taps to the base station, where each tap is an inverse Fourier transform of rows of time-domain coefficient vectors and where the CSI feedback includes an indication of one or more elements of the vectors of amplitude coefficient vectors and phase coefficient vectors corresponding to the at least one identified beam.

Abstract: Apparatuses, methods, and systems are disclosed for determining channel state information reference signals. One method includes transmitting a set of sounding reference signals. The method includes receiving a set of channel state information reference signals. The set of channel state information reference signals are determined based on the set of sounding reference signals received by a network. The method includes identifying a set of ports based on the set of channel state information reference signals. The method includes transmitting channel state information feedback comprising a rank indicator indicating a number of layers.

Abstract: Apparatuses, methods, and systems are disclosed for channel state information reporting. One method (900) includes receiving (902) channel state information report configuration information. The channel state information report configuration information includes: information indicating one or more channel state information reference signal resource configurations associated with one or more channel state information reference signal resource sets for channel measurements, interference measurements, or a combination thereof; and information indicating that channel state information feedback corresponding to multiple points is used. Each point of the multiple points is associated with a non-zero power channel state information reference signal resource. The method (900) includes performing (904) channel measurements using the channel state information reference signal resource set.

Abstract: Apparatuses, methods, and systems are disclosed for channel state information reporting. One method includes receiving channel state information report configuration information, wherein the channel state information report configuration information includes: information indicating one or more channel state information channel state information reference signal resource configurations associated with a channel state information channel state information reference signal resource set for channel measurement and a channel state information interference management resource set for interference measurement; and information indicating that channel state information feedback corresponding to multiple points is used. The method includes generating a set of channel state information reports based on the channel state information report configuration information. Each channel state information report in the set of channel state information reports includes two parts.

Abstract: A codebook subset restriction configuration can be received (410) from a network entity. A set of reference signals can be received (420) from the network entity. A set of frequency domain coefficients can be defined (430). The set of frequency domain coefficients can be an element of a discrete Fourier transform-compression codebook. The set of frequency domain coefficients can be generated (440) based on at least the restriction of the function of the amplitude restriction ratio of each beam in the set of restricted beams. At least one channel state information report containing the set of frequency domain coefficients can be transmitted (450).

Abstract: Apparatuses, methods, and systems are disclosed for CSI report configuration. One method includes receiving at least one CSI reporting setting. The at least one CSI reporting setting includes at least one CSI RS resource setting, and the CSI reporting setting includes an indication of CSI feedback reporting for multiple transmission points in a mobile communication network. The method includes identifying a set of transmission hypotheses based on the CSI reporting setting. The hypotheses include a combination of single-point transmission from at least one TRP, or multi-point joint transmission from two TRPs. The method includes receiving at least one CSI reference signal resource transmitted from the mobile communication network based on the CSI reference signal resource setting. The method includes generating a set of at least one CSI report based on the CSI reporting setting.

Abstract: Generating a channel state information (CSI) feedback report is provided. A set of reference signals is received (1502). A set of entries that are included in the CSI feedback report is computed (1504). Each entry has a most significant bit, and one or more remaining bits, where an order of each of the entries in the CSI feedback report are arranged based upon a bit level classification of the entries (1508). A value of the most significant bit of each of the entries is identified, and the entries, which have a most significant bit value corresponding to a higher bit value have the remaining bits arranged in a group that is positioned in the CSI feedback report prior to a group of tire remaining bits of the entries, which have a most significant bit value corresponding to a lower bit value (1510).

Abstract: Apparatuses, methods, and systems are disclosed for configuring repeater-assisted communication. One method includes transmitting, from a first network node (“NN”), an indication of repeater-assisted communication to a second NN and a third NN. The method includes transmitting configuration information to the second NN and the third NN. The configuration information includes control information that corresponds to whether the second NN and the third NN are turned on or turned off, the control information corresponding to whether the second NN and the third NN are turned on or turned off is correlated, the control information identifies timing information for the second NN and the third NN, and the timing information indicates whether the second NN and the third NN are expected to transmit a signal received at the second NN and the third NN at a prior time to the first NN and/or a fourth NN based on the configuration information.

Abstract: An apparatus and method provide for receiving, from a network node, a set of reference signals. A set of beams are identified based on the set of reference signals. A subset of coefficients with non-zero values are determined from a set of coefficients, each coefficient of the subset of coefficients being associated with a pair of values comprising an amplitude value and a phase value, each coefficient of the set of coefficients corresponding to a respective beam of the set of beams for each respective layer of the set of layers and a respective frequency-domain index of a set of frequency domain indices for each layer of the set of layers. The set of layers are partitioned into a plurality of groups of layers. A beam bitmap vector is generated for each group of the plurality of groups of layers, the beam bitmap vector indicating a subset of beams of the set of beams within the layer-group, the subset of beams being associated with the subset of coefficients.

Abstract: Generating a channel state information (CSI) feedback report is provided. A set of reference signals is received. A plurality of entries that are included in the CSI feedback report are computed, where the entries of the CSI feedback report include at least a set of coefficients. Each coefficient is associated with a set of indices including at least one or more of a spatial domain basis index, a frequency domain basis index, and a layer index. The plurality of entries of the CSI feedback report are arranged in an order known to both the user equipment and the network entity. The plurality of entries of the CSI feedback report are prioritized using indices corresponding to the set of indices, where a subset of the set of indices are permuted based on predefined permutations of the subset of the set of indices.

Abstract: Various aspects of the present disclosure relate to artificial intelligence (AI) enabled beam management. A base station may notify a user equipment (UE) of an availability of AI-enabled beam management and provide configuration parameters for an AI algorithm. The UE may utilize the configuration parameters to configure an AI algorithm. The UE may process a first set of beams utilizing the configured AI algorithm to identify a second set of beams. The UE may notify the base station (and/or other network entity) of the second set of beams, and one or more beams of the second set of beams can be utilized for wireless communication between the UE and the base station and/or other network entity or UE.

Abstract: Apparatuses, methods, and systems are disclosed for configuring an AI based framework. One method includes receiving a first indication indicating an AI based framework. The method includes receiving configuration information corresponding to CSI report settings. The configuration information includes CSI RSs to be received at a UE; and the CSI RSs are transmitted over a frequency index, a spatial index, and/or a temporal index, and decomposed into two groups based on the frequency index, the spatial index, and/or the temporal index. The method includes generating first CSI based on a first group of the two groups of CSI RSs. The method includes transmitting a CSI report including the first CSI. The method includes communicating an AI based report corresponding to second CSI corresponding to a second group of the two groups of CSI RSs. The first AI based report for CSI includes a correlation between the first and second CSI.