Abstract: The methods and apparatuses for synchronization reference source selection. Including a method performed by a user equipment (UE) in a wireless network, the said method comprises: broadcasting group information for identifying a wireless communication group including the UE; and broadcasting a special synchronization signal identification for identifying the UE as a synchronization reference source in the wireless communication group. Proposing a new synchronization mechanism for UEs to support advanced services of NR V2X.

Abstract: The subject application is related to a method and apparatus for Device-to-Device communication. A method for Device-to-Device communication includes transmitting a signal toward a group of user equipments (UEs); detecting a HARQ feedback signal accumulated by signal (s) from one or more UEs within the group of UEs; and transmitting a signal toward the group of UEs, wherein the UE and the group of UEs are configured to perform groupcast transmission.

Abstract: Methods and apparatus for sidelink communication are disclosed. One method of a Tx/Rx UE comprises reserving resources for one or more sidelink (SL) data transmissions and resources for decoding result feedbacks corresponding to the one or more SL data transmissions; transmitting sidelink control information (SCI) to a second apparatus, which indicates the resources for the SL data transmissions; and receiving at least one of the decoding result feedback and a pre-emption indicator. Another method of a Tx/Rx UE comprises receiving SCI, which indicates resources for the SL data transmissions, from a first apparatus; and transmitting at least one of the decoding result feedback and a pre-emption indicator.

Abstract: Apparatuses, methods, and systems are disclosed for transmitting a beam recovery request. One apparatus (200) includes a receiver (212) that receives (402) information indicating a resource configured for a beam recovery request. The apparatus (200) includes a transmitter (210) that transmits (404) the beam recovery request on the resource in response to a first trigger condition.

Abstract: Apparatuses, methods, and systems are disclosed for resource reservation. One apparatus includes a receiver that receives an indication of resource reservation for uplink communication. The indication is based on information reported from a first remote unit. The apparatus also includes a processor that determines a resource based on the indication. The apparatus includes a transmitter that transmits data on the resource.

Abstract: Apparatuses, methods, and systems are disclosed for determining a beam for preamble transmission. One apparatus includes a processor that determines a beam from multiple beams for preamble transmission. In response to the multiple beams including one or more beams configured with a contention-free resource, the one or more beams configured with a contention-free resource have a higher priority than other beams of the multiple beams.

Abstract: Apparatuses, methods, and systems are disclosed for sidelink control information indication. One apparatus includes a receiver that receives a second control information message from a remote unit over sidelink communication. Here, the second control information is in response to the remote unit receiving one or more data processes scheduled by a first control information message from a relay unit. The apparatus also includes a processor that determines a transmission-reception pattern for the sidelink communication and generates an indicator of the determined transmission-reception pattern. The apparatus further includes a transmitter that transmits the indicator of the determined transmission-reception pattern to the remote unit in a third control information message.

Abstract: Apparatuses, methods, and systems are disclosed for determining a time-frequency resource for transmitting and/or receiving using a system parameter. One apparatus (200) includes a receiver (212) that receives (702) system information on a time-frequency resource. The time-frequency resource is determined by a system parameter, and the system parameter includes a system operation mode.

Abstract: Systems, methods, and computer program products for determining vulnerabilities in a face recognition system (FRS) are provided. An image that includes a face is received at an image synthesizer. The image generates a synthesized image from the image by changing one or more visual attributes of the image. The FRS attempts to authenticate the synthesized image. The synthesizer continues to iteratively change the visual attributes of the image and generate new synthesized images until one of synthesized is authenticated by the FRS.

Abstract: Apparatuses, methods, and systems are disclosed for sidelink data packet acknowledgment. One method (700) includes receiving (702) an indicator in sidelink control information. The method (700) includes comparing (704) a current value of the indicator to a last known value of the indicator. The method (700) includes, in response to the current value not matching the last known value: flushing (706) a soft buffer; transferring a data packet corresponding to the indicator into the soft buffer; attempting to decode the data packet; in response to successfully decoding the data packet, performing an acknowledgment action; and, in response to unsuccessfully decoding the data packet, performing a non-acknowledgment action.

Abstract: Apparatuses, methods, and systems are disclosed for resource pool assignment. One method (800) includes receiving (802) information indicating that multiple resource pools are assigned to a bandwidth part. Each resource pool of the multiple resource pools corresponds to a different numerology, a different maximum physical sidelink shared channel duration, or a combination thereof. The method (800) includes assigning (804) the multiple resource pools to the bandwidth part.

Abstract: Apparatuses, methods, and systems are disclosed for scheduling transmission of data. One apparatus (200) includes a receiver (212) that receives (402) a first signal from a base unit for scheduling a transmission of first data. The first data includes first multiple code blocks and each code block of the first multiple code blocks is independently decodable. The apparatus (200) includes a transmitter (210) that transmits (404) the first data. The receiver (212) receives (406) a second signal from the base unit for scheduling a transmission of second data, the second data includes second multiple code block groups of the first data, each code block group of the second multiple code block groups includes third multiple code blocks, and the transmitter (210) transmits (408) the second data.

Abstract: Apparatuses, methods, and systems are disclosed for contention window size adjustment. One apparatus includes a transmitter that transmits data on a carrier to a set of devices in a first transmission burst having a duration of at least one subframe. In some embodiments, the set of devices includes one or more devices. In various embodiments, the apparatus includes a receiver that receives feedback information from each device. In certain embodiments, the apparatus includes a processor that determines, based on the feedback information, whether interference above a predetermined level exists on the carrier during the first transmission burst at each device, adjusts a contention window size based on the determination of whether interference above the predetermined level exists on the carrier during the first transmission burst at each device, and determines a value N between a predetermined minimum contention window size and the adjusted contention window size.

Abstract: The present disclosure relates to methods and apparatuses for unicast connection setup. According to an embodiment of the present disclosure, a method can include: broadcasting information for unicast connection setup from an initiator user equipment; receiving, from a destination user equipment, a unicast connection setup request in response to the information for unicast connection setup; and transmitting a unicast connection setup message to the destination user equipment in response to the unicast connection setup request. Embodiments of the present disclosure propose a novel unicast connection setup procedure, which can meet the advanced V2X service requirements.

Abstract: The present disclosure relates to methods and apparatuses for groupcast connection establishment and transmission. According to an embodiment of the present disclosure, a method can include: transmitting, from a first user equipment, first information for a groupcast connection establishment; receiving, at the first user equipment, second information for the groupcast connection establishment from a second user equipment, wherein the second information comprises identity information of the second user equipment; and transmitting, from the first user equipment, third information for the groupcast connection establishment to the second user equipment, wherein the third information indicates whether the groupcast connection establishment is successful. Embodiments of the present disclosure propose a novel groupcast connection establishment procedure, which can meet the advanced V2X service requirements.

Abstract: Techniques are disclosed relating to determining whether document objects included in an image correspond to known document types. In some embodiments, a computing system maintains information specifying a set of known document types. In some embodiments, the computing system receives an image that includes objects. In some embodiments, the computing system analyzes, using a first neural network, the image to identify a document object and location information specifying a location of the document object within the image. In some embodiments, the computing system determines, using a second neural network, whether the document object within the image corresponds to a document type specified in the set of known document types, where the determining is performed based on the location information of the document object. In some embodiments, disclosed techniques may assist in automatically extracting information from documents, which in turn may advantageously decrease processing time for onboarding new customers.

Abstract: Apparatuses, methods, and systems are disclosed for resource reservation. One apparatus (200) includes a receiver (212) that receives (802) an indication of resource reservation for uplink communication. The indication is based on information reported from a first remote unit. The apparatus (200) also includes a processor (202) that determines (804) a resource based on the indication. The apparatus (200) includes a transmitter (210) that transmits (806) data on the resource.

Abstract: The subject application is related to a method and apparatus for DTX detection for sidelink groupcast transmission. A method for transmitting groupcast includes: transmitting a reference signal which can be received by a user equipment (UE) within a group, transmitting another reference signal which can be received by the UE and another UE outside of the group, transmitting a signal, and monitoring appearance of a hybrid automatic repeat request (HARQ) feedback signal on a HARQ feedback resource, wherein the HARQ feedback signal comprises feedback information corresponding to the signal.

Abstract: Apparatuses, methods, and systems are disclosed for feedback request determination. One method (1100) includes determining (1102), at a first sidelink device, whether to request feedback corresponding to communications with a second sidelink device. The method (1100) includes, in response to determining to request feedback corresponding to the communications with the second sidelink device, transmitting (1104) first information to the second sidelink device indicating a request for feedback. The method (1100) includes transmitting (1106) second information to the second sidelink device indicating resources for communicating the feedback.

Abstract: The subject application is related to a method and apparatus for scheduling a sidelink resource. A method for transmitting data includes: transmitting sidelink control information (SCI), wherein the SCI is used to request a grant of transmitting data, wherein the SCI comprises a recommended resource which can be utilized to transmit the data; receiving another SCI from a UE for scheduling; and transmitting the data corresponding to the received another SCI.