Abstract: This disclosure relates to an antenna array circuitry for analog beamforming, the antenna array circuitry comprising: a plurality of antenna elements, wherein each antenna element is configured to receive a respective analog signal (r(1,t), r(2,t), r(N,t)), wherein the plurality of antenna elements is adjustable based on a code-word, wherein the code-word comprises respective phase configurations (?p(1), ?p(2), ?p(N)) of the plurality of antenna elements, wherein the code-word is based on a superposition of a predetermined set of basic code-words, wherein each basic code-word associates with a corresponding sub-beam, wherein a main radiation lobe of the corresponding sub-beam points in a predefined spatial direction.

Abstract: Methods, apparatus, systems and articles of manufacture to manage automotive radar coordination are disclosed. An example apparatus includes a resource manager to retrieve radar unit requirements, the radar unit requirements including at least one of a unit ID, current time information, vehicle position, and radar resource requirements, a resource multiplexer to perform at least one of time multiplexing and frequency multiplexing according to the radar resource requirements, and a resource hopper to at least perform one of frequency hopping and time hopping in response to detecting an amount of interference from other vehicles that exceeds an interference threshold.

Abstract: This disclosure relates to a channel state information, CSI, acquisition circuitry, configured to: determine at least one channel covariance matrix estimate and interference-and-noise covariance matrix estimate based on at least one channel state information reference signal, CSI-RS, resource; select a restricted number of rank indicator, RI, hypotheses from a set of RI hypotheses for running a joint rank indicator-precoding matrix indicator, RI-PMI, search on the CSI-RS based channel covariance matrix estimate and interference-and-noise covariance matrix estimate to select an optimal RI value and associated PMI value, wherein the restricted number of RI hypotheses is in accordance with a run-time estimated CSI acquisition capability of the CSI acquisition circuitry; and execute the joint RI-PMI search based on the selected RI hypotheses.

Abstract: This disclosure relates to a baseband processor for processing down-converted and quantized radio frequency, RF, signals of an RF transceiver in baseband, wherein the baseband processor is configured to: detect an RF operation mode switching of the RF transceiver, and initiate a change of a voltage setting and an associated system clock rate of the baseband processor based on detecting the operation mode switching of the RF transceiver.

Abstract: Techniques for observed time difference of arrival (OTDOA) positioning based on heterogeneous reference signals (RSs) are discussed. One example apparatus configured to be employed within a user equipment (UE) comprises receiver circuitry, a processor, and transmitter circuitry. The receiver circuitry can receive, from each of a plurality of evolved Node Bs (eNBs), one or more RSs of each of a plurality of distinct types of RSs. The processor can determine, for each of the eNBs, a time of arrival (TOA) of the one or more RSs of each of the plurality of distinct types of RSs; and compute, for each of the eNBs, a reference signal time difference (RSTD) based at least in part on the TOAs of the one or more RSs of each of the plurality of distinct types of RSs. The transmitter circuitry can transmit the RSTD computed for each of the eNBs.

Abstract: An approach is described for a user equipment (UE), wherein the UE includes radio front end circuitry and processor circuitry coupled to the radio front end circuitry. The processor circuitry receives a reference signal from a source device via a radio link, wherein the reference signal is one of the synchronization signal block (SSB) signal or channel state information reference signal (CSI-RS). The processor circuitry measures a quality of the reference signal, and measures an evaluation time of the reference signal. The processor circuitry determines a first indicator of the radio link based on the quality of the reference signal, and determine a second indicator of the radio link based on the evaluation time of the reference signal. The processor circuitry then determines a status of a connection of the radio link based on the first indicator and the second indicator of the radio link, and generate a message based the status of the connection.

Abstract: The present application relates to wireless devices and components including apparatus, systems, and methods for two-stage cell reselection in New Radio (NR) systems operating on unlicensed spectrum. In some embodiments, a user equipment may be perform a pre-check of a public land mobile network associated with a target cell prior to cell reselection.

Abstract: Systems and methods for improving the robustness of a DCI triggered beam update in 5G NR are disclosed herein. A g Node B (gNB) may associate a reference signal to a beam pattern (or beam configuration) and prepare Downlink Control Information (DCI) of a Physical Downlink Control Channel (PDCCH) that includes aperiodic Channel-State Information Reference Signal (AP CSI-RS) information indicating the beam pattern. A user equipment (UE) may decode the DCI, extract the AP CSI-RS information, update the beam pattern of a reference signal based on the AP CSI-RS information, and generate an uplink (UL) feedback message indicating that the PDCCH was successfully decoded by the UE. The gNB may then decode the uplink (UL) feedback message and, in response, update a receive (RX) beam of the gNB to correspond to the beam pattern associated to the reference signal.

Abstract: A user equipment (UE) device is configured for performing a signal measurement for wireless communication in a new radio (NR) network. The UE is configured to determine a frequency range (FR) of a serving cell configured to send a signal that is measured by the UE using a signal measurement. The UE configures a measurement gap (MG) pattern to perform the signal measurement. Configuring the measurement gap includes determining that the frequency range of the serving cell includes frequencies of a second frequency range (FR2), determining that a measurement object (MO) configuration for the FR2 is available, setting a measurement gap repetition periodicity (MGRP) value for the signal measurement, and setting a measurement gap length (MGL) value for the signal measurement. The UE performs a signal measurement using the MGRP value and the MGL value.

Abstract: Techniques are provided for mitigating inter-carrier interference (ICI) due to frequency multiplexed downlink channels with mixed numerologies. For example, a base station allocates, for a user equipment (UE), a first downlink (DL) channel and a second DL channel that are frequency multiplexed in a same bandwidth part (BWP) and have different channel numerologies The base station determines a guard band interval between the first DL channel and the second DL channel based on one or more characteristics of the different channel numerologies, transmits DL transmissions to the UE, over the first DL channel and the second DL channel, using the guard band interval between the first DL channel and the second DL channel.

Abstract: A user equipment (UE) in a wireless network including a first next generation NodeB (gNB) and a second gNB for communicating with the UE performs operations. The operations include determining to transmit a first transmission (Tx) stream and a second Tx stream simultaneously to the first gNB and the second gNB for handing over communication with the UE from a first cell to a second cell, wherein the first gNB is a serving gNB in the first cell and the second gNB is a handover target gNB in the second cell and simultaneously transmitting within a same antenna panel of the UE the first transmission stream to the first gNB using a first polarization and the second transmission stream to the second gNB using a second polarization different from the first polarization.

Abstract: Provided herein are a method and an apparatus for blind detection of Physical Downlink Control Channel (PDCCH) and Physical Downlink Shared Channel (PDSCH) using UE-specific reference signals. In an embodiment, the disclosure provides an apparatus for a UE, comprising circuitry configured to: measure a UE-specific Demodulation Reference Signal (DMRS) associated with a PDCCH; compute a first measurement metric M1 based on the UE-specific DMRS associated with the PDCCH before decoding the PDCCH; decode the PDCCH based on the first measurement metric M1; and decode PDSCH based on the decoded PDCCH. The disclosure may further, based on the corresponding PDCCH DMRS and/or PDSCH DMRS, determine if a PDSCH grant in a decoded PDCCH is valid or not, detect a repeated PDSCH grant in a slot, and detect cross-slot DMRS phase continuity between continuous slots.

Abstract: Exemplary embodiments include methods performed by a user equipment (UE). The methods include transmitting two transmission (Tx) streams simultaneously, wherein the two Tx streams are transmitted by two distinct Tx polarization circuitries within a same UE antenna panel circuitry as two Tx polarizations. The methods also include identifying a first signal, identifying a second signal, transmitting the first signal in a first direction using a first polarization of an antenna panel and transmitting the second signal in a second direction using a second polarization of the antenna panel.

Abstract: The exemplary embodiments describe devices, systems and methods for adaptive uplink (UL) timing adjustment for beam switching. A user equipment (UE) may perform a beam switch from a first beam to a second beam, determine a timing offset associated with the second beam and apply an uplink (UL) timing adjustment based on the timing offset associated with the second beam. In some embodiments, the timing offset may be determined based on information received after the beam switch. In other embodiments, the timing offset may be determined based on information receive prior to the beam switch.

Abstract: A user equipment that selects at least one synchronization signal block (SSB) resource ID based on measurements of a second signal block, wherein the second signal block comprises a system information block (SIB) in 5G new radio (NR) that is spatially quasi co-located (QCLed) with the SSB resource ID, generates a beam reporting message including the selected SSB resource ID(s) and transmits the beam reporting message to a base station. A next generation NodeB (gNB) in a wireless network including the gNB and a UE that allocates downlink (DL) reference resources (RS) in a frequency range for the UE, wherein the DL comprise SIB occasions, each associated with a synchronization signal block (SSB) resource identification (ID) and receives reporting messages containing measurements by the UE for the DL RS.

Abstract: Methods are provided for making halide perovskite thin films. The method may include forming a pattern of islands of a nucleation promoter material onto a substrate; applying onto the substrate and islands a solution which includes a halide perovskite or precursors thereof, to form a coated substrate; and drying the coated substrate to form a crystalline halide perovskite film. Halide perovskite thin films, which may be made by these methods, and LEDs including these films are also provided.

Abstract: In accordance with various embodiments, an electron beam evaporator can comprise the following: a tubular target; an electron beam gun for producing at least one vapor source on a removal surface of the tubular target by means of an electron beam; wherein the removal surface is a ring-shaped axial end surface or a surface of the tubular target that extends conically or in a curved fashion from the free end edge.

Abstract: Systems, devices, and techniques for wireless communications based on one or more transmission configuration indicator (TCI) states are described. A described technique performed by a user equipment (UE) includes receiving a first downlink channel based on a current TCI state; receiving a physical downlink shared channel (PDSCH) in a first slot, the PDSCH carrying a radio resource control (RRC) activation command in the first slot, the RRC activation command indicating a switch to a target TCI state; waiting until an end of a switching period triggered by the RRC activation command to use the target TCI state, the switching period being based on a RRC processing delay; and receiving, based on the end of the switching period, a second downlink channel based on the target TCI state in a second slot.

Abstract: A next-generation node B (gNB) configured for operation in a fifth-generation system (5GS) encode signalling for transmission to a user equipment (UE) indicating a Transmission Configuration Indication (TCI) state change to activate a new TCI state. A physical downlink control channel (PDCCH) is encoded in accordance with a highest aggregation level if the signalling indicating the TCI state change indicates activation of a new TCI state for the PDCCH. A physical downlink shared channel (PDSCH) is encoded in accordance with a lowest modulation and coding scheme (MCS) level if the signalling indicating the TCI state change indicates activation of a new TCI state for the PDSCH. After the TCI state change, reference signals (RS) are transmitted with a different spatial filter or different antenna ports demodulation of the PDCCH and PDSCH by the UE.

Abstract: A circuit arrangement including one or more processors configured to: detect a presence of one or more human object proximities based on sensor data; identify one or more coverage sectors of one or more antenna arrays, operably coupled to the one or more processors, in response to the detected presence of the one or more human object proximities; determine whether radio waves within the one or more identified coverage sectors satisfy a transmit power criteria; select one or more candidate coverage sectors of the one or more antenna arrays based the one or more identified coverage sectors; and determine at least one radio link quality for the radio waves of the one or more candidate coverage sectors.