Abstract: The present disclosure relates to the technology field of acoustic product. Disclosed are a diaphragm for miniature sound generation device and a miniature sound generation device. The diaphragm includes a rubber film layer formed by cross-linking reaction of an acrylate polymer, wherein the acrylate polymer contains carboxylic acid group, the cross-linking agent is an amine cross-linking agent. The present disclosure effectively improves the degree of cross-linking by using the acrylate polymer containing carboxylic acid group and the amine cross-linking agent, resulting in excellent resilience and temperature resistance of the diaphragm; At the same time, it allows the diaphragm forming method to be unrestricted and reduces preparation cost; It also improves the low-frequency performance of the miniature sound generation device, such that it has a full bass and a comfortable listening experience.

Abstract: A base station may enable a power saving operation for a wireless device. The power saving operation may comprise a base station periodically operating a discontinuous transmission (DTX) mode, wherein at least one cell is in a power-on state for a first duration and in a power-off state for a second duration. Instead of following the same on/off durations of the at least one cell, the wireless device may operate a wireless device-specific discontinuous reception (DRX) mode, wherein the DRX on/off states may be implemented based on one or more messages indicating cell DTX configurations.

Abstract: A method can include receiving, by a wireless device, configuration parameters indicating reference signals (RSs). The method can also include determining, by the wireless device, for a random-access (RA) procedure: an RS, of the RSS, based on a reference signal received power (RSRP) of the RS; a first set of repetitions of a first preamble associated with the RS; and RA channel occasions, each associated with the RS, to transmit the first set of repetitions of the first preamble. The method can further include suspending, by the wireless device, a power-ramping counter based on not transmitting, via the RA channel occasions, any repetition of the first set of repetitions of the first preamble. The method can additionally include transmitting, for the RA procedure and by the wireless device, a second preamble with a transmit power that is determined based on the power-ramping counter.

Abstract: A wireless device may communicate with one or more other wireless devices. The wireless device-to-wireless device communication may use consecutive resources, such as in a multiple consecutive slot transmission. Consecutive resources may be assigned a same priority value and/or a same resource interval and data transmitted in the consecutive resources may be associated with the same priority value and/or the same resource interval.

Abstract: A wireless device selects, based on a sidelink (SL) selection window for SL resource selection, a first multi-slot resource from among a set comprising multi-slot candidate resources in a SL resource pool. The first multi-slot resource comprises a plurality of SL slots. The wireless device determines a random number, between zero and a value of a contention window, as an initial value of a counter for a type 1 channel access procedure. The wireless device senses, after a value of the counter is zero, a channel to be idle. The wireless device transmits, to a second wireless device and via the first multi-slot resource, a second stage SL control information (SCI) comprising an SCI format 2-A. The SCI format 2-A indicates a duration of a channel occupancy time (COT). The COT is initiated, by the wireless device, based on sensing the channel to be idle.

Abstract: Wireless devices may communicate with each other, for example, via sidelink. A wireless device may request reference signals from another wireless device to determine a new beam to prevent beam failure of wireless communications. A base station may send beam information for sidelink communications to assist a wireless device in recovering from a beam failure.

Abstract: A wireless device receives one or more radio resource control (RRC) messages. The one or more RRC messages indicate a scheduling request (SR) configuration of a cell and configuration parameters of a group common downlink control information (DCI) indicating an energy saving state of the cell. The wireless device triggers, based on the SR configuration, an SR for an uplink grant of radio resources of the cell. The wireless device receives the group common DCI indicating the energy saving state of the cell. Based on the group common DCI indicating the energy saving state, the wireless device does not run an SR prohibit timer for the SR during a time interval of the energy saving state of the cell.

Abstract: A wireless device receives one or more messages comprising a first index of a first search space (SS), of the first cell, and a second index of a second SS of the second cell. The first SS is for scheduling the first cell. The second SS is linked to the first SS for the cross-carrier scheduling based on the first index being same as the second index. The wireless device receives, via the first cell, a downlink control information (DCI) comprising a carrier indicator field (CIF) indicating scheduling the first cell or cross-carrier scheduling the second cell and a PDCCH monitoring skipping indication. The wireless device, in response to the PDCCH monitoring skipping indication, skips PDCCH monitoring, according to the SSs of the first cell.

Abstract: A first wireless device may receive, from a base station, a first message configuring one or more time intervals associated with transmission of coordination information for sidelink communication by a second wireless device. The first wireless device may receive, from the second wireless device, an indication of a first set of resources reserved by the second wireless device for the sidelink communication. The first wireless device may transmit, based on a first time interval of the one or more time intervals during a discontinuous reception (DRX) active time of the second wireless device, the coordination information, wherein the coordination information indicates a potential collision with the first set of resources.

Abstract: A wireless device may communicate with a base station to report a listen-before-talk (LBT) result. The wireless device may not perform a sidelink transmission via a sidelink resource, for example, based on an LBT procedure. The wireless device may send an LBT result indication to the base station based on a result of the LBT procedure.

Abstract: A wireless device selects a first resource, from a set of resources in a sidelink resource pool, for a sidelink transmission. The wireless device transmits the sidelink transmission via a second resource, wherein the second resource is selected: from remaining resources, other than the first resource, of the set; and based on re-evaluation of the first resources being skipped.

Abstract: An engine start-stop control method and device for a hybrid electric vehicle, and a hybrid electric vehicle belong to the technical field of vehicles. The method includes: obtaining a target parameter or a target signal, which is engine start-stop related, of the hybrid electric vehicle; determining, according to the target parameter or target signal, whether an engine start-stop related event occurs; if so, determining a level of the engine start-stop related event; and performing engine start-stop control according to the engine start-stop related event and the level thereof; wherein the engine start-stop related event includes at least one of the following: an energy management related start-stop event, a driving behavior related start-stop event, an engine state related start-stop event, an external controller request start-stop event, and other condition related start-stop events. The operating efficiency of the vehicle and the user experience are improved.

Abstract: A wireless device receive sidelink control information (SCI) indicates a hybrid automatic repeat request (HARQ) feedback type for HARQ information for a physical sidelink shared channel (PSSCH) reception and a cast type for the PSSCH reception. The HARQ feedback type is a negative acknowledgement (NACK) only HARQ feedback type or an acknowledgement (ACK)-and-NACK HARQ feedback type. The cast type is a groupcast cast type or a unicast cast type. The wireless device determines a physical sidelink feedback channel (PSFCH) resource, from physical resource blocks (PRBs), for a PSFCH transmission, using a first mapping rule and a second mapping rule. The second mapping rule is used for the PSSCH reception based on the HARQ feedback type being the ACK-and-NACK HARQ feedback type and the cast type being the groupcast cast type. The wireless device transmits, via the PSFCH resource, the PSFCH transmission.

Abstract: A wireless device transmits a first sidelink (SL) control information (SCI) enabling the wireless device to receive a first SL transmission via an SL resource. The wireless device receives a second SCI enabling the wireless device to transmit a second SL transmission via the SL resource. The wireless device receives the first SL transmission via the SL resource, wherein receiving the first SL transmission is based on a listen-before-talk (LBT) procedure, for transmitting the second SL transmission on a channel comprising the SL resource, indicating the channel is busy.

Abstract: Disclosed are a diaphragm for a miniature sound-generating device, wherein the diaphragm is made of a polyacrylate copolymer, a reinforcing agent is mixed in the polyacrylate copolymer, the polyacrylate copolymer is 100 parts by mass, and the reinforcing agent comprises at least one of carbon black, silicon dioxide, calcium carbonate and barium sulphate, and is 1-90 parts by mass. The diaphragm provided in the disclosure possesses excellent sound performance.

Abstract: A first wireless device receives, from a second wireless device and via a first time slot of a channel occupancy time (COT), a first sidelink transmission indicating COT sharing information of the COT. The first wireless device receives, from a third wireless device and via a second time slot of the COT, a second sidelink transmission indicating the COT sharing information of the COT. The first wireless device transmits, via a third time slot of the COT and in response to both the first sidelink transmission and the second sidelink transmission indicating the COT sharing information, a third sidelink transmission. Transmitting the third sidelink transmission is based on a first distance between the first wireless device and the second wireless device, and a second distance between the first wireless device and the third wireless device.

Abstract: A first wireless device receives configuration parameters of a plurality of sidelink (SL) carriers. The first wireless device selects, for SL data of an SL logical channel, an SL carrier from one or more SL carriers of the plurality of SL carriers based on: an SL feedback transmission being enabled for the SL logical channel; and each of the one or more SL carriers including at least one physical sidelink feedback channel (PSFCH) resource. The first wireless device transmits, to a second wireless device, the SL data via the SL carrier.

Abstract: Wireless devices may communicate with each other using sidelink resources. Multi-consecutive slot transmission may be used to access a channel for communication between the wireless devices. A channel access priority class value may be used to indicate resource priority for the wireless device to use in the multi-consecutive slot transmission to access the channel.

Abstract: A first wireless device receives sidelink control information (SCI) via one or more sidelink resource pools configured for a shared spectrum channel access. The SCI comprises: one or more fields indicating one or more sidelink slots that are in a channel occupancy time (COT) initiated by the second wireless device, and a first value indicating a first channel access priority class (CAPC) for a first sidelink transmission of the second wireless device. The first wireless device transmits, via a first sidelink resource in the one or more sidelink slots, a second sidelink transmission comprising sidelink data. The second sidelink transmission is transmitted based on: a second value, of a second CAPC of the sidelink data, being lower than the first value, and the first sidelink resource being selected, by the first wireless device, based on a second priority value of the second sidelink transmission.

Abstract: A first wireless device may communicate with a second wireless device using sidelink resources. For a sidelink transmission on a shared spectrum, a quantity of subchannels of a sidelink resource pool (RP) may be used for indicating a resource block (RB) interlace.