Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a network entity, a configuration that indicates a time alignment timer associated with a timing advance group (TAG) for a bandwidth part (BWP) or a component carrier (CC) configured for multiple downlink control information (multi-DCI) based multiple transmission reception point (multi-TRP) communications. The UE may start the time alignment timer for a TRP. The UE may flush one or more hybrid automatic repeat request (HARQ) identifiers (IDs) from a HARQ buffer associated with the TRP based at least in part on an expiration of the time alignment timer. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communication at a user equipment (UE) are described. The UE may be configured to support uplink power control for multiple random access channel (RACH) procedures. A medium access control layer entity at the UE may maintain multiple sets of counters and parameters for multiple simultaneous RACH procedures. In some cases, the UE may perform simultaneous RACH procedures with network entities associated with different timing advance groups, and the UE may associate the counters and parameters of the RACH procedure with the timing advance group. In other cases, the UE may associate the counters and parameters of the RACH procedure with multiple control resource set pool indexes which may correspond to multiple transmission reception points. Each set of counters may be associated with an uplink power control that the UE may use to determine the PRACH transmission power for each RACH procedure.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit, to a network entity, a scheduling request that indicates full antenna panel availability or partial antenna panel availability. The UE may receive, from the network entity, an uplink grant that schedules an uplink communication in connection with the scheduling request, wherein the uplink grant is based at least in part on the full antenna panel availability or the partial antenna panel availability indicated by the scheduling request. Numerous other aspects are described.

Abstract: In some implementations, a user equipment (UE) may transmit, to a network entity, a report associated with a UE capability for supporting a common timing advance (TA) configuration, wherein the report indicates one or more of: a supported TA type that includes one of an independent TA or a common TA; or a quantity of timing advance groups (TAGs) for a carrier aggregation. The UE may receive, from the network entity, a TA configuration based at least in part on the report.

Abstract: A method of wireless communication performed by a wireless communication device includes: communicating a plurality of timing advance group (TAG) indicators, wherein each TAG indicator is associated with at least one cell of a plurality of cells, wherein at least one of the plurality of cells is configured with two CORESET pool index values and two TAG indicators. The method further includes communicating, at a first time based on a first TAG indicator associated with a first reference cell of the plurality of cells, a first communication signal, wherein the first reference cell is based on a number of CORESET pool index values and TAG indicators associated with at least one of the plurality of cells.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may communicating a first uplink message using a first uplink carrier and a first timing advance (TA) value associated with a first transmission configuration indicator (TCI) state and a second uplink message using a second uplink carrier and a second TA value associated with a second TCI state for the UE. The UE may receive a timing advance group (TAG) configuration which indicates a TA value to apply for a supplementary uplink (SUL) carrier of the serving cell, which is one of the first TA or second TA values. The UE may then transmit a SUL message using the SUL carrier of the serving cell in accordance with the TA value determined for the SUL carrier based on the TAG configuration for the UE.

Abstract: Methods, systems, and devices for wireless communications are described. In some examples, a first UE may be configured to transmit multiple sidelink synchronization signal blocks (S-SSBs) within an S-SSB period, the transmissions back-to-back or non-back-to-back. The first UE may determine one or more listen-before-talk occasions associated with the S-SSBs, participate in at least one listen-before-talk procedure during a listen-before-talk occasion, and transmit the multiple S-SSBs to a second UE. In some other examples, the first UE may identify a reference frequency position of a reference S-SSB in a sidelink BWP. The first UE may transmit the reference S-SSB and one or more additional S-SSBs to a second UE, the one or more additional S-SSBs having frequency positions following the reference frequency position.

Abstract: Some aspects described herein relate to transmitting, by a first user equipment (UE), a cooperation discovery signal related to cooperative communication, and receiving, from one or more second UEs and in response to the cooperation discovery signal, a request to connect with the first UE for cooperative communication. Other aspects relate to receiving the cooperation discovery signal and transmitting the request in response to the cooperation discovery signal.

Abstract: Methods, systems, and devices for wireless communications are described. A first UE may receive a message indicating a configuration or a sidelink discovery burst transmission window. The configuration may include time periods for transmitting multiple sidelink synchronization signals. The first UE may perform a channel access procedure during the sidelink discovery burst transmission window. The first UE may perform the channel access procedure for transmitting one or more of the sidelink synchronization signals according to a pattern indicated by the configuration. The pattern may be based on a quasi co-location relationship between associated pairs of the sidelink synchronization signals. The first UE may transmit the one or more sidelink synchronization signals to a second UE in accordance with the pattern indicated by the configuration.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may determine a timing advance value to use for an uplink transmission based on a unified transmission configuration indicator (TCI) state associated with the uplink transmission. In some examples, the control signaling configuring a unified TCI state for an uplink transmission may indicate the timing advance value for the uplink transmission. In some examples, the UE may receive control signaling indicating an association between a set of timing advance values for the component carrier associated with a set of unified TCI states or a set of unified TCI groups, and the UE may determine the timing advance value for a given uplink transmission based on the TCI state or TCI group indicated for the uplink transmission.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive information scheduling an uplink resource on a carrier, wherein the carrier is associated with a plurality of timing advance groups and is associated with one or more timing advance offsets for the plurality of timing advance groups. The UE may transmit, using the uplink resource, on the carrier in accordance with the one or more timing advance offsets. Numerous other aspects are described.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive configuration information for a serving cell associated with a first transmission reception point (TRP) and for two or more other cells associated with two or more other TRPs, the serving cell and the two or more other cells associated with a same component carrier. The UE may receive a first timing advance configuration associated with the serving cell and a second one or more timing advance configurations associated with the two or more other cells. The UE may transmit an uplink communication in accordance with the first timing advance configuration or the second one or more timing advance configurations. Numerous other aspects are provided.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a first one or more physical sidelink shared channel communications associated with a first set of physical sidelink shared channel priorities and associated with a first feedback message codebook. The UE may receive a second one or more physical sidelink shared channel communications associated with a second set of physical sidelink shared channel priorities and associated with a second feedback message codebook. The UE may include transmit, based at least in part on a physical sidelink feedback channel feedback resource configuration, a first feedback message in a first physical sidelink feedback channel feedback resource and a second feedback message in a second physical sidelink feedback channel feedback resource.

Abstract: Methods, systems, and devices for wireless communication at a user equipment (UE) are described. A UE may establish communication with a set of transmission reception points including a first transmission reception point and a second transmission reception point. The UE may receive a single control message including one or more respective timing advance indications for uplink channel transmissions to one or more respective transmission reception points. In some examples, each timing advance indication may identify a respective transmission reception point using a respective timing advance value. The UE may determine a first timing advance value for the uplink channel transmissions based on the one or more respective timing advance indications identifying a respective transmission reception point. The UE may then transmit, to the first transmission reception point, an uplink channel transmission over an uplink channel using the first timing advance value determined for the first transmission reception point.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a first transmit-receive point (TRP), a first synchronization signal block (SSB), of a first set of SSBs configured in a component carrier corresponding to a multi-downlink control information (DCI)-based multi-TRP (mTRP) configuration, that is associated with a first physical random access channel (PRACH) occasion. The UE may receive, from a second TRP, a second SSB, of a second set of SSBs configured in the component carrier, that is mapped to a second PRACH occasion. Numerous other aspects are described.

Abstract: A check valve for low pressure operating conditions includes: a valve cover, a valve body, and an upper diaphragm between the body and the cover. A first pressure cavity is provided on a lower surface of the valve cover and used for accommodating a backward direction medium, a second pressure cavity is machined on an upper surface of the valve body, within which an inflow passage and an outflow passage are provided, an inflow hole is machined from an inner wall of the inflow passage to a bottom face of the second pressure cavity, and a medium enters into the second pressure cavity from the inflow passage via the inflow hole, and applies upward pressure on the upper diaphragm. A backflow channel in communication with the first pressure cavity is machined on a side wall of the outflow passage.

Abstract: This disclosure provides systems, methods and apparatus, including computer programs encoded on computer storage media, for sidelink assistance for communication between a user equipment (UE) and a network entity. In some aspects, a set of UEs and a network entity may support one or more signaling mechanisms according to which at least one UE is able to assist other UEs in receiving or obtaining information to use for communication with the network entity. For example, a first UE may receive assistance information from a second UE and may use the received assistance information for communication between the first CE and the network entity or may otherwise operate in accordance with the received assistance information. Such assistance information may include an indication of a system information change, a public warning signal (PWS) notification, one or more signal strength measurements, or uplink transmission information.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, in a first cell, a physical downlink control channel (PDCCH) order, wherein the PDCCH order includes an indication identifying a second cell to which the PDCCH order applies, wherein the second cell is different from the first cell, and wherein the PDCCH order triggers a random access procedure associated with the second cell. The UE may perform the random access procedure associated with the second cell based at least in part on the PDCCH order. Numerous other aspects are described.

Abstract: An object of the present invention is to provide a gas separation membrane containing a novel sulfonated polyimide and having superior gas separation performance. The gas separation membrane of the present invention contains a sulfonated polyimide represented by the following general formula (1): wherein Ar is an aryl group, X is more than 0 and 1 or less, and M+ is H+ or a metal cation.

Abstract: A full-spectrum eye-protecting LED lamp panel structure, comprising a substrate on which multiple groups of SMD beads are arranged, and each group of SMD bead groups comprises a plurality of full-spectrum white light beads and at least one red light beads with a wavelength of 620-730 nm for adjusting spectrum. In addition, the present invention also discloses a lamp using the full-spectrum eye-protecting LED lamp panel structure, which can be ceiling lamps, desk lamps, floor lamps, panel lamps, classroom lamps, blackboard lamps, downlights, light strips, bulbs, etc. In the conventional lamp, the blue light value reaches more than 1.0. In the present application, after the red light bead is formulated, the blue light value in the spectrum can be lower than 0.8, which plays an eye protection function, and the color rendering index RA is greater than 96, and the effect of eye protection is achieved by reducing the blue light.