Abstract: Certain aspects of the present disclosure provide techniques for uplink scheduling for communication on an uplink from a user equipment (UE) to a base station (BS). The uplink scheduling is based on uplink transmission (UL Tx) switching time and/or uplink data preparation time of the UE. The uplink data preparation time is calculated based on the UL Tx switching time. For example, a UE can report to a BS at least one of an indication of a UL Tx switching time and an uplink data preparation time of the UE. In return, the UE can receive an indication of uplink scheduling from the BS, which the UE can use to communicate with the BS.

Abstract: An oxamide ultraviolet absorber-doped perovskite active layer, including a perovskite film and an oxamide ultraviolet absorber doped therein, where the oxamide ultraviolet absorber is N-(2-ethoxyphenyl)-N?-(2-ethylphenyl) oxamide, and a perovskite structure is represented by ABX3. A perovskite solar cell, including a conductive substrate layer, a lower interfacial transport layer, the perovskite active layer, an upper interfacial transport layer and a metal electrode arranged sequentially from bottom to top. Methods for preparing the perovskite active layer and the perovskite solar cell are also provided.

Abstract: Apparatus and methods of Physical Uplink Control Channel (PUCCH) repetition using multiple beams are disclosed. The apparatus includes: a receiver that receives a configuration data indicating a spatial relation information set for a Physical Uplink Control Channel (PUCCH) resource that is configured with a preset number of repetitions, wherein the spatial relation information set is activated for the PUCCH resource by a Medium Access Control (MAC) Control Element (CE); and a transmitter that transmits each of the PUCCH repetitions in multiple time intervals according to a mapping between the spatial relation information set and each repetition.

Abstract: Certain aspects of the present disclosure provide techniques for wireless communications. One aspect provides a method of wireless communications by a user equipment (UE), the method including receiving, from a network entity, a reference signal; processing the reference signal with a machine learning model to generate machine learning model output; and determining an action to take based on the machine learning model output and a model monitoring configuration.

Abstract: A silicone pencil preparation device includes: a conveying apparatus, a grabbing apparatus, a silicone injection molding machine and a control apparatus. The conveying apparatus includes an unprocessed pencil conveying apparatus and a processed pencil conveying apparatus. The silicone injection molding machine includes a main machine provided with a mold and a mold closing system, the mold includes a front mold and a rear mold, the mold is secured onto the mold closing system, and a middle portion of a front mold cavity is provided with a pencil carrying slot. The control apparatus is configured to perform the following steps: moving an unprocessed pencil to the pencil carrying slot; performing a mold closing operation; performing an injection molding operation on the front mold cavity and a rear mold cavity; performing a mold splitting operation; and moving a processed pencil in the pencil carrying slot to the processed pencil conveying apparatus.

Abstract: Methods and apparatuses for single-DCI multi-TRP based UL transmission in unified TCI framework are disclosed. In one embodiment, a user equipment (UE) comprises a processor; a memory coupled to the processor; and a receiver coupled to the processor. The processor is configured to cause the UE to: receive, via the receiver, a medium access control (MAC) control element (CE activating at least one Transmission Configuration Indication (TCI) codepoint with two uplink (UL) or joint TCI states; and receive, via the receiver, a downlink control information (DCI indicating one TCI codepoint being activated with two UL or joint TCI states if multiple TCI codepoints are activated with UL or joint TCI states.

Abstract: Methods and apparatuses to facilitate larger number of DMRS ports are disclosed. A method may comprise receiving a configuration for Demodulation Reference Signal (DMRS) that includes a DMRS type, wherein, the maximum number of DMRS ports supported by DMRS type 1 is 8 for single-symbol DMRS and 16 for double-symbol DMRS, and the maximum number of DMRS ports supported by DMRS type 2 is 12 for single-symbol DMRS and 24 for double-symbol DMRS; receiving a Downlink Control Information (DCI) indicating one or more DMRS ports for a scheduled transmission, wherein the scheduled transmission is a Physical Uplink Shared Channel (PUSCH) transmission or a Physical Downlink Shared Channel (PDSCH) transmission; and mapping each of the indicated DMRS ports to a plurality of Resource Elements (REs) in one or more Resource Blocks (RBs) scheduled for the transmission based on the configuration for DMRS.

Abstract: Certain aspects of the present disclosure provide techniques for precoder matrix quantization for compressed channel state information (CSI) feedback. A method for wireless communications by a user equipment (UE) includes receiving a CSI report configuration for frequency domain compressed precoder matrix feedback. The CSI report configuration configures the UE to report, for a plurality of selected beams at a plurality of time domain taps, a frequency domain compression basis vector and a plurality of linear combination coefficients associated with the frequency domain compression. For each of the beams, the UE groups the time domain taps into at least first and second groups. The groups each can have zero, one, or more than one time domain taps. The UE quantizes the corresponding linear combination coefficients and/or frequency domain compression basis vectors based on the grouping.

Abstract: Methods of identifying a hot spot from a design layout or of predicting whether a pattern in a design layout is defective, using a machine learning model. An example method disclosed herein includes obtaining sets of one or more characteristics of performance of hot spots, respectively, under a plurality of process conditions, respectively, in a device manufacturing process; determining, for each of the process conditions, for each of the hot spots, based on the one or more characteristics under that process condition, whether that hot spot is defective; obtaining a characteristic of each of the process conditions; obtaining a characteristic of each of the hot spots; and training a machine learning model using a training set including the characteristic of one of the process conditions, the characteristic of one of the hot spots, and whether that hot spot is defective under that process condition.

Abstract: An electrochemical apparatus includes a positive electrode sheet including a positive electrode active material layer; a negative electrode sheet including a negative electrode active material layer; and a separator disposed between the positive electrode sheet and the negative electrode sheet. A mass ratio of fluorine to nitrogen on a surface layer of the positive electrode active material layer is A, a mass ratio of fluorine to nitrogen on a surface layer of the negative electrode active material layer is B, 3?A?50, and 30?B?300.

Abstract: Methods and apparatus of resource mapping for PTRS are disclosed. The apparatus includes: a receiver that receives a signalling for Phase-Tracking Reference Signal (PTRS); and a processor that determines a plurality of PTRS resources including: a first set of PTRS resources associated with a first set of DMRS ports and a second set of PTRS resources associated with a second set of DMRS ports; wherein the first set of PTRS resources are determined according to a first resource mapping scheme, and the second set of PTRS resources are determined according to a second resource mapping scheme.

Abstract: Various aspects of the present disclosure generally relate to multi-slot transmission time interval based channel state information (CSI) and uplink shared channel (UL-SCH) multiplexing. In some aspects, a user equipment (UE) may receive a downlink control information (DCI) message and determine, based at least in part on the DCI message, a schedule for multiplexing UL-SCH data and one or more components of uplink control information (UCI) in a plurality of slots on a physical uplink shared channel (PUSCH). The components may include a CSI report for a plurality of transmission reception points. The UE may multiplex the UL-SCH data and the one or more components into the plurality of slots based at least in part on the schedule. Numerous other aspects are provided.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit a capability report to a base station indicating a triggering offset. The base station may configure the UE with one or more channel state information (CSI) measurement resources and send downlink control information (DCI) that triggers an aperiodic CSI report for some of the CSI measurement resources. The UE may report CSI by measuring the CSI resources after the triggering offset. In some cases, CSI reporting related to the different codebook types (e. g., Type I, Type II) may be modified, where after identifying a type of codebook and determining which type of codebook to process (e. g., based on a number of CSI processing units), the UE may identify a priority associated with different CSI reports. The UE may be configured with various parameters that relax or modify the processing of Type II CSI reports.

Abstract: Wireless communications systems and methods related to multi-transmission-reception point (multi-TRP) precoding matrix indication (PMI) operations are provided. A user equipment (UE) receives a configuration indicating a precoder size parameter for a plurality of transmission-reception points (TRPs). The UE receives, from a first TRP of the plurality of TRPs, a first reference signal. The UE receives, from a second TRP of the plurality of TRPs, a second reference signal, the second TRP being different from first TRP. The UE transmits, to the first TRP or the second TRP, a channel state information (CSI) report including a first feedback component based on the first reference signal and a second feedback component based on the second reference signal, where a combined payload size of the first feedback component and the second feedback component is based on the precoder size parameter.

Abstract: Methods and apparatus of CSI omission for coherent joint transmission are disclosed. The apparatus includes a receiver that receives a configuration signalling for one or more Channel State Information (CSI) reports for coherent joint transmission (CJT) with a plurality of transmitting-receiving identities; a processor that determines a portion of the CSI reports that is to be omitted in transmission based on a CSI omission scheme; and a transmitter that transmits the CSI reports with the portion being omitted.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a configuration for reporting channel state information (CSI) for multiple transmit receive points (TRPs), the configuration specifying a TRP data structure that maps TRP index values to TRPs. The UE may select one or more TRPs from the multiple TRPs for a CSI report. The UE may select a TRP index value from the TRP data structure based at least in part on the one or more TRPs selected for the CSI report. The UE may transmit the TRP index value with the CSI report. Numerous other aspects are described.

Abstract: Certain aspects of the present disclosure provide techniques for wireless communications by a user equipment (UE), generally including obtaining a set of key performance indicators (KPIs) for a machine learning (ML) model running on the UE and transmitting, to an entity associated with the ML model, a report including an aggregation of the KPIs and additional performance feedback for the ML model.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for training neural networks through contrastive learning. In particular, the contrastive learning is modified to use a relative margin to adjust a training pair's contribution to optimization.

Abstract: The present invention provides a valved vascular prosthesis and a manufacturing method thereof. The valved vascular prosthesis, comprising an artificial blood vessel and a valve disposed inside for obstruction; the valve is in a skirt state extending toward the centerline of the artificial blood vessel; the valve is made by sewing a tubular vascular material on the artificial blood vessel; one end of the vascular material is connected to the artificial blood vessel along its radial direction, and the other end is a free end; the entire tubular body of the vascular material is sewed on the artificial blood vessel by a plurality of sutures; the sutures are radially parallel to the tubular body of the vascular material, and are arranged at intervals along the circumference of the tubular body of the vascular material. The valved vascular prosthesis of the present invention adopts suture of a polymer material and an artificial blood vessel.

Abstract: A method includes receiving, by a user equipment (UE) device, a joint transmission of channel state information (CSI) reference signals (CSI-RS) from a first transmission and reception point (TRP) associated with a wireless network and at least a second TRP associated with the wireless network. The method further includes determining a joint rank parameter associated with the joint transmission and accessing, based on the joint rank parameter, a rank-to-port mapping codebook to determine a port index parameter. The method further includes, after determining the port index parameter, communicating, by the UE device, with one or more of the first TRP or the second TRP. Other aspects and features are also claimed and described.