Abstract: Apparatus, methods, and computer program products for performing operations based on TA timer expiration are provided. An example method may include receiving, from a network entity, a first TAG configuration associated with a first TRP associated with the network entity. The example method may further include receiving, from the network entity, a second TAG configuration associated with a second TRP associated with the network entity, the first TAG configuration and the second TAG configuration being associated with a BWP or a CC, the first TAG configuration being associated with a first time alignment timer and the second TAG configuration being associated with a second time alignment timer. The example method may further include performing one or more timer expiration operations for a serving cell based on at least one of the first time alignment timer or the second time alignment timer.

Abstract: Certain aspects of the present disclosure provide enhancements to enable per transmission reception point (per-TRP or per beam group)-based beam failure recovery, and more particularly, techniques for TRP-specific beam failure recovery request (BFRQ). A method that may be performed by a user equipment (UE) includes communicating using beams associated with at least two beam groups, each associate with one of the TRPs, detecting a beam failure in a first one of the beam groups, and transmitting an indication of a BFRQ specific to a beam group in which the beam failure was detected.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit a beam failure recovery (BFR) message that indicates beam failure of a transmit receive point (TRP) among multiple TRPs and that includes a TRP identifier for the TRP and an index for a new beam. The UE may receive, in response to the BFR message, a physical downlink control channel communication. The UE may set the new beam for the TRP for one or more channels or reference signals that share a unified transmission configuration indicator state with a channel or a reference signal associated with the index. The UE may transmit or receive a communication using the new beam. Numerous other aspects are described.

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: The present disclosure provides a memory with a three-dimensional vertical structure and a manufacturing method. The memory includes: a semiconductor substrate, a first isolation layer, a first transistor and a second transistor. The first transistor includes a first source layer, a second isolation layer, a first drain layer, a third isolation layer, and a first through hole penetrating to the first source layer. A first active layer, a first gate dielectric layer and a first gate layer are on an inner sidewall of the first through hole. The second transistor includes a fourth isolation layer, a second source layer, a fifth isolation layer, and a second through hole penetrating to the first gate layer. A second active layer, a second gate dielectric layer and a second gate layer are on an inner sidewall of the second through hole. The second through hole is surrounded by the first through hole.

Abstract: An apparatus equipped with multiple antenna panels for wireless communication is provided. The apparatus receives a configuration message including a serving cell configuration and a bandwidth part configuration, wherein the serving cell configuration includes first timing advance information for a component carrier, and wherein the bandwidth part configuration includes second timing advance information for a bandwidth part of the component carrier. The apparatus transmits a first uplink signal (e.g., via a first antenna panel) to a first transmission reception point (TRP) using the bandwidth part based on at least a first timing advance value associated with the first timing advance information. The apparatus transmits a second uplink signal (e.g., via a second antenna panel) to a second TRP using the bandwidth part based on at least a second timing advance value associated with the second timing advance information.

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. The method may involve a user equipment (UE) utilizing beam sweeping during a random access procedure to determine an uplink beam for subsequent communication with a base station. The UE may transmit a first message indicating a random access preamble for a random access procedure and a plurality of reference signals using a set of directional beams. The base station may receive the reference signals or information related to the reference signals and transmit a second message indicating a directional beam of the set of directional beams and a set of resources. Upon receiving the second message, the UE may transmit the third message over the set of resources using the indicated directional beam.

Abstract: An optical system includes at least one first display module, at least one second display module, and a first optical element. The first optical element includes a first light incident surface, a second light incident surface, and a viewing surface. The first light incident surface is configured to transmit imaging light emitted from the at least one first display module into the first optical element and refract it onto the second light incident surface. The second light incident surface is configured to transmit imaging light emitted from the at least one second display module into the first optical element and refract it onto the viewing surface, and reflect the imaging light transmitted into the first optical element through the first light incident surface onto the viewing surface. The viewing surface is configured to transmit the imaging light emitted from all display modules to a human eye.

Abstract: Aspects of the present disclosure relate to wireless communications, and more particularly, to techniques for determining a default uplink beam to use for at least one configured uplink resource before receiving an uplink beam configuration, such as in New Radio multi-input multi-output applications.

Abstract: A standalone website order after-sales method and apparatus, a device and a medium, the method including: receiving an order generation request sent by user equipment, where the order generation request includes a commodity identification and a user identification; generating a commodity order according to the order generation request; sending the commodity order to the user equipment to enable the user equipment to complete payment for the commodity order; in response to a completion of the payment for the commodity order, generating an after-sales token corresponding to the commodity order; sending a commodity order confirmation email to a user mailbox corresponding to the user identification, where the commodity order confirmation email includes an after-sales link of the commodity order, and the after-sales link includes the after-sales token corresponding to the commodity order.

Abstract: Apparatus, methods, and computer program products for dynamic switching between different UL timings for mDCI mTRP are provided. An example method may include receiving, from a network entity, a first timing advance (TA) group (TAG) configuration. The example method may further include receiving, from the network entity, a second TAG configuration. The example method may further include applying the first TAG configuration or the second TAG configuration based on a dynamic switch configuration representing a UL transmission alignment or non-alignment for a first TRP associated with the network entity or a second TRP associated with the network entity.

Abstract: Methods, systems, and devices for wireless communications are described. In some examples, a user equipment (UE) may receive signaling identifying a configuration for the UE to communicate with a first transmission reception point (TRP) and a second transmission reception point. The UE may receive a single downlink control message that includes one or more transmission configuration indicators, the one or more transmission configuration indicators indicating a first transmission configuration indicator state for the first TRP and a second transmission configuration indicator state for the second transmission reception point. The UE may communicate with at least one of the first TRP or the second TRP according to the one or more transmission configuration indicators based on receiving the single downlink control message.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive a synchronization signal block (SSB) including a physical layer cell identifier (PCI), where one or more resource elements carrying the SSB overlap with resource elements carrying a downlink shared channel associated with another PCI. The PCIs may be for a serving cell or another cell, such as a non-serving cell. The UE may also receive one or more demodulation reference signals (DMRSs) in the one or more resource elements in the downlink shared channel. The UE may determine whether overlap is permitted between the resource elements by comparing the PCIs of the SSB and the downlink shared channel. In some examples, once the UE determines whether resource element overlap is permitted, the UE may process the DMRSs.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may generate a report indicating a mapping between antenna panels and reference signal beam indications. The UE may transmit the report and apply the mapping to the antenna panels for reference signals. Numerous other aspects are provided.

Abstract: Wireless communications systems and methods related to updating a physical downlink control channel (PDCCH) monitoring parameter are provided. A user equipment (UE) determines a PDCCH monitoring parameter based on a current operating parameter. The UE transmits a PDCCH monitoring configuration request including the PDCCH monitoring parameter to a base station (BS). The BS may adjust the PDCCH monitoring parameter in accordance with the PDCCH monitoring configuration request. The UE may monitor PDCCH based on the PDCCH monitoring parameter.

Abstract: Certain aspects of the present disclosure provide techniques for sharing machine learning models and an indication of transmission and reception points (TRPs) for which the machine learning models are applicable between wireless nodes such as user equipments (UEs) and base stations (BSs). For example, a UE receives an indication of one or more machine learning models associated with at least one TRP of one or more TRPs from a BS. The UE then uses the at least one of the one or more machine learning models for applications related to the at least one TRP. The applications may include a channel state information (CSI) compression, a cross frequency channel prediction, and a beam selection.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a base station, a configuration message that is associated with a full duplex transmission mode. The configuration message includes at least one indicator of a resource for channel measurement, where the at least one indicator of the resource for channel measurement is associated with a plurality of resources for interference measurements that include at least one resource for self-interference measurement. Additionally, or alternatively, the configuration message includes at least one indicator of a format for a sub-band report, where the format indicates that the sub-band report is to include at least one of reference signal received power, signal-to-interference-and-noise ratio, or a combination thereof. The UE may transmit, to the base station, at least one report based at least in part on the configuration message. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communications are described. A communication device, which may be otherwise known as user equipment (UE) may receive a downlink control information (DCI) on a physical downlink control channel (PDCCH). The DCI may include one or more of an indication of a set of transmission configuration indicator (TCI) states related to a physical downlink shared channel (PDSCH), one or more receive beams associated with the set of TCI states, or a physical downlink shared channel (PDSCH) scheme. The UE may decode the DCI and may determine a temporal period associated with the indication of the set of TCI states. The UE may receive, based on the temporal period, the PDSCH according to one or more of the set of TCI states, the one or more receive beams associated with the set of TCI states, the PDSCH scheme, or one or more default receive beams.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first user equipment (UE) may generate information indicating a reference signal and a measurement report for a first sidelink between the first UE and a second UE. The first UE may use the information for a second sidelink between the first UE and the second UE. Numerous other aspects are described.