968 results about "Acknowledgement" patented technology

The invention discloses a multi-door-lock cooperative processing method and system, and the method comprises the steps: generating an assistance request IGMP multicast message according to a preset triggering operation detected by a first door lock B and read RFID identification information, and transmitting the assistance request IGMP multicast message to a router; according to the assistance request IGMP multicast message, recording interface information and validity period associated with the RFID identification information in a multicast forwarding table entry, and caching the multicast message; according to the preset triggering operation detected by the second door lock A and the same read RFID identification information, an assisted request multicast message containing the RFID identification information is generated, and the assisted request multicast message is sent to the router; according to the RFID identification information and the multicast forwarding table item, after the validity period is verified to be not expired, the message is directionally forwarded to the first door lock B, the first door lock B sends an assistance confirmation message to the second door lock A, and a robot calling instruction is triggered. According to the embodiment of the invention, low-delay and high-reliability door lock cooperative control can be realized.

The invention discloses a reliable data transmission method for a narrowband satellite internet of things. The method comprises the following steps: defining a reverse data frame format; link state monitoring and quantification: continuously or periodically monitoring a quality index representing a link of the satellite Internet of Things terminal; continuously or periodically monitoring the uplink state of the satellite Internet of Things terminal by using a terminal link state evaluation module of the satellite master station baseband system; link state grading: dividing the current link state into a plurality of predefined state grades; identifying the transmission rate of the satellite Internet of Things terminal; constructing a self-adaptive confirmation window strategy: a sending end of the satellite Internet of Things terminal uses a confirmation window with a dynamic window size; the number of data packets confirmed by the transmitted ACK / NACK message, namely the window size, is dynamically adjusted according to the currently sensed link state and the identified terminal transmission rate; the performance of the whole system is improved.

A terminal according to an aspect of the present disclosure includes: a reception section that receives downlink control information (DCI) including a priority indicator field for scheduling a physical downlink shared channel (PDSCH); and a control section that controls transmission of hybrid automatic repeat request acknowledgement (HARQ-ACK) information for the PDSCH on the basis of the DCI, in which the DCI includes a field for at least one of one-shot HARQ-ACK feedback for the PDSCH or an enhanced dynamic HARQ-ACK codebook for the PDSCH. According to one aspect of the present disclosure, radio communication in an NR-Unlicensed (U) system can be appropriately controlled.

This terminal for performing wireless communication in a wireless communication system may comprise: a communication module; and a processor for controlling the communication module, wherein the processor receives a physical sidelink shared channel (PSSCH), and transmits a physical sidelink feedback channel (PSFCH) including hybrid automatic repeat request-acknowledgement (HARQ-ACK) feedback information corresponding to the PSSCH, the PSFCH is transmitted in at least one resource block (RB) set, each RB set of the at least one RB set includes physical resource blocks (PRBs) of a first interlace structure and PRBs of a second interlace structure, first data is mapped to the PRBs of the first interlace structure, second data is mapped to the PRBs of the second interlace structure, the first data is the HARQ-ACK feedback information, and the first data and the second data are different from each other.

Methods and apparatuses for determining and multiplexing acknowledgment information. A method for operating a user equipment includes receiving: information for first resources for physical uplink control channel (PUCCH) transmissions to provide hybrid automatic repeat request acknowledgement (HARQ-ACK) information in response to semi-persistently scheduled (SPS) physical downlink shared channel (PDSCH) receptions associated with a first radio network temporary identifier (RNTI) from a first set of RNTIs, and information for second resources for PUCCH transmissions to provide HARQ-ACK information in response to SPS PDSCH receptions associated with a second RNTI from a second set of RNTIs. The method further includes determining a first resource from the first resources for a first PUCCH to provide only: first HARQ-ACK information in response to first SPS PDSCH receptions associated with the first RNTI, and second HARQ-ACK information in response to second SPS PDSCH receptions associated with the second RNTI; and transmitting the first PUCCH.

A method includes: when a status report triggering condition and / or sending condition are / is met, sending a status report. In response to when a first variable of a first data packet is less than a first threshold, the status report includes negative acknowledgement NACK information of the first data packet; or in response to when a first variable of a first data packet is greater than or equal to a first threshold, the status report does not include NACK information of the first data packet. The first data packet is an unsuccessfully received data packet, and the first variable of the first data packet indicates a quantity of feedback times of the NACK information of the first data packet.

The invention relates to a method for performing a link adaptation in an uplink transmission between a user equipment, UE, and a network node in a telecommunication network, the method comprising:obtaining a first value of a Modulation and Coding Scheme, MCS, for a future transmission at transmission time interval k in the uplink transmission, the first value of MCS being determined on the basis of a Signal to Interference and Noise Ratio, SINR, estimated by the network node for the future transmission at transmission time interval k; andpredicting a second value of the MCS for the future transmission at transmission time k by using a Q-learning process having as input the first value of MCS, first data indicating whether the future transmission at transmission time k is a first transmission or a retransmission, and second data indicating whether a feedback acknowledgement, ACK / NACK, of a transmission that took place at transmission time interval k−1 is equal to ACK or NACK.

This application provides a communication method. The method includes a first terminal device receiving first downlink data from a network device through a first link. Then, after decoding the first downlink data to obtain a first decoding result, the first terminal device sends first information to a second terminal device through a second link, where the first information includes first hybrid automatic repeat request acknowledgement (HARQ-ACK) information, and the first HARQ-ACK information indicates the first decoding result. The first link is a link between the first terminal device and the network device, and the second link is a link between the first terminal device and the second terminal device. The first terminal device feeds back HARQ-ACK information of downlink data to the second terminal device.

A system and method for handling acknowledgments in a wireless system. In some embodiments, the method includes, receiving, by a User Equipment (UE), one or more first transmissions; decoding, by the UE, the first transmissions, to generate a first sub-codebook including one or more corresponding Hybrid Automatic Repeat Request Acknowledgement (HARQ ACK) bit strings each having a first length; receiving, by the UE, one or more second transmissions; decoding, by the UE, the second transmissions, to generate a second sub-codebook including one or more corresponding HARQ ACK bit strings each having a second length, greater than the first length; receiving, by the UE, one or more third transmissions; and decoding, by the UE, the third transmissions, to generate a third sub-codebook including one or more corresponding HARQ ACK bit strings each having a third length, greater than the second length.

A wireless transmit receive unit (WTRU) may be configured to transmit uplink control information such as Hybrid Automatic Retransmission Request (HARQ) Acknowledgement or Negative Acknowledgement (ACK / NACK) using a sequence. The HARQ ACK / NACK may comprise one bit or two bits of information, and the WTRU may use a cyclic shift of the sequence to transmit the HARQ ACK / NACK. The WTRU may use different cyclic shifts of the sequence to transmit different HARQ ACK / NACK values and the cyclic shifts may be separated from each other in a manner to facilitate the transmissions. The WTRU may be further configured to receive, from a physical downlink control channel (PDCCH), an indication of a resource block for transmitting the HARQ ACK / NACK.

Disclosed are systems and methods for display confirmation of verified calling party attributes at the time of call establishment. A call initiation request corresponding to a calling party is received and includes a set of verified calling party attributes. A subset of the verified calling party attributes is provided for display on a communication device associated with a call recipient identified by the call initiation request and in response, a display acknowledgement is obtained, comprising a listing of verified calling party attributes recorded as being displayed during establishment of a communication session between the calling party and the call recipient. The display acknowledgement is validated and a display confirmation is generated to indicate particular verified calling party attributes that were successfully displayed during establishment of the communication session.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive signaling indicating a configuration for communications via a first cell group and a second cell group, the first cell group comprising a first cell associated with transmission of HARQ-ACK feedback associated with the first cell group and the second cell group comprising a second cell associated with transmission of HARQ-ACK feedback associated with the second cell group. The UE may transmit first information indicative of the HARQ-ACK feedback associated with the second cell group to the second cell, the first information comprising a first payload size smaller than a full HARQ-ACK feedback payload size associated with the second cell group. The UE may transmit second information indicative of the HARQ-ACK feedback associated with the second cell group to the first cell, the second information comprising a format that is based on the first information.

The present disclosure relates to mobility enhancement. According to various embodiments, a method performed by a secondary node (SN) establishing dual connectivity (DC) with a master node (MN) for a user equipment (UE) in a wireless communication system comprises the steps of: storing a list of conditional mobility commands for SN mobility of the UE from the SN to a target SN; on the basis of the MN mobility of the UE being initiated from the MN to the target MN, receiving, from the target MN, an SN addition request message including settings for the target MN; on the basis of the settings for the target MN, determining one or more conditional mobility commands from the list of conditional mobility commands that remain available for the target MN even after the MN mobility; and in response to the SN addition request message, transmitting, to the target MN, an SN addition request acknowledge (ACK) message including the one or more conditional mobility commands.

The invention relates to an aircraft data transmission method and system based on a security network. The method comprises: receiving data from an airborne device via an avionics network, where the data is unidirectionally received via the avionics network over an interactive network bus, and where the unidirectional receiving is effected by the information system configuring an interactive network port as a receiving port; an acknowledgement message or a negative acknowledgement message of the data is transmitted to the onboard device via a peer-to-peer bus.

The invention provides an end-to-end reliable retransmission method, a computing node and a system for an AI intelligent computing network. The method comprises the following steps: a source end and a destination end establish synchronization through a handshake mechanism; the source end sends a data packet to the destination end, and locally caches the sent data packet; the destination end receives the data packet, compares the serial number of the data packet with the expected serial number of local maintenance, and returns an acknowledgement message or a retransmission request to the source end according to a comparison result, and the acknowledgement message carries the current expected serial number; in response to the confirmation message, the source end releases all the data packets of which the serial numbers are smaller than the expected serial number carried by the confirmation message in the local cache; or, in response to the retransmission request or transmission timeout, acquiring the corresponding data packet from the local cache for retransmission; and after the source end sends the last data packet, if the confirmation message is not received within the preset time, actively sending a state query request to the destination end to obtain the receiving state of the last data packet.

The invention relates to the technical field of underwater communication, in particular to a collision avoidance method suitable for digital underwater acoustic communication, which is characterized in that a neighbor propagation delay mapping database is maintained at each communication node, and inter-node propagation delay information is acquired through passive monitoring and active detection. When a node wants to send data, combining delay mapping to predict a channel occupation time slot, and judging whether the sending is conflicted with an RTS / CTS handshake stage, a data transmission stage and an ACK (Acknowledgement Character) confirmation stage which are carried out by a neighbor; if a conflict risk exists, the node delays to send the RTS and then initiates handshake until the security window is finished, so that collision caused by hidden nodes and exposed nodes is avoided, meanwhile, parallel transmission under the conflict-free condition is allowed, the channel space-time multiplexing efficiency is improved, the network throughput can be remarkably improved, the data packet collision rate is reduced, and the network performance is improved. And the node access fairness is improved.

Embodiments of the present disclosure provide an adaptive adjustment method and apparatus for a congestion window, a device and a medium. The adaptive adjustment method for a congestion window comprises: when the current acknowledgement frame is received, determining data packet transmission information corresponding to the current acknowledgement frame; determining target adjustment information of the current congestion window on the basis of the data packet transmission information and at least one preset congestion window adjustment strategy; and adjusting window information of the current congestion window on the basis of the target adjustment information so as to control, on the basis of the adjusted window information, the number of data packets in the current congestion window or the number of bytes in a data packet to be transmitted. According to the technical solution of the embodiments of the present disclosure, congestion windows are adaptively and dynamically adjusted, improving the stability and real-time performance of the throughput of the congestion windows, thus achieving the effects of ensuring both the live streaming image quality and the live streaming real-time performance in live streaming scenarios.

Wireless communication devices, systems, and methods related to adjusting aspects of a connected discontinuous reception (CDRX) operation and / or a semi-persistent scheduling (SPS) operation for extended reality (XR) communications are provided. For example, a method of wireless communication performed by a user equipment can include receiving an adjustment indication indicating at least one of a starting time or a length of a connected discontinuous reception (CDRX) on-duration; transmitting an acknowledgment (ACK) associated with the adjustment indication; and monitoring, based on the at least one of the starting time or the length of the CDRX on-duration, for a communication.

Methods and apparatuses are provided in a wireless communication system. Configuration information regarding a hybrid automatic repeat and request-acknowledgement (HARQ-ACK) retransmission is received from a base station (BS) via higher layer signaling. Downlink control information (DCI) is received from the BS. An offset for the HARQ-ACK retransmission is identified as a value of a modulation and coding scheme (MCS) field included in the DCI, based on the configuration information. The HARQ-ACK retransmission is performed on a slot identified based on the offset.

The invention provides an RDMA (Remote Direct Memory Access) out-of-order receiving and selective retransmission method, which comprises the following steps of: recording an arrival state of a data packet by adopting a Bitmap algorithm and / or a segmentation marking algorithm of a sliding window, dynamically generating ACK (Acknowledgement Character) or NAK (Negative Attached Keying) feedback information according to the algorithm, and only retransmitting a lost data packet according to the received NAK feedback information. The RDMA out-of-order receiving and selective retransmission method supports Bitmap statistics of a sliding window or a segment marking method of saving a memory, is compatible with an existing protocol and realizes an ACK mechanism of selective retransmission, and avoids the problem of redundant transmission in a traditional mechanism. The invention further discloses computer equipment, a data transmission system and a computer readable storage medium.

Methods and apparatuses for processing an acknowledgement report for reception of control information. A method for a user equipment (UE) to receive physical downlink control channels (PDCCHs) includes determining a prioritization for receiving the PDCCHs and receiving the PDCCHs based on the prioritization. PDCCH receptions for a first search space set (SSS) are prioritized over PDCCH receptions for a second SSS or a third SSS. The PDCCH receptions for the second SSS are prioritized over the PDCCH receptions for the third SSS based on a configuration. The PDCCH receptions for the first SSS include a first downlink control information (DCI) format. The PDCCH receptions for the second SSS include a second DCI format that schedules a groupcast physical downlink shared channel (PDSCH) reception. The PDCCH receptions for the third SSS include a third DCI format that schedules a unicast PDSCH reception.

An information transmission method and device, and a HARQ-ACK codebook generation and transmission method and device, are provided. The information transmission method includes transmitting downlink control information DCI used for triggering a one-shot hybrid automatic repeat request acknowledgement HARQ-ACK codebook to report, where the DCI carries assistance information instructing a terminal to perform one-shot HARQ-ACK codebook reporting.

A wireless communication apparatus, method or protocol for wireless STAs using CSMA / CA on a wireless local area network (WLAN). A receiver STA receives MSDUs or A-MSDUs which include an expiration time, from a transmitter STA. The receiver STA stores the MSDUs or A-MSDUs with expiration time in its receive reordering buffer of the corresponding high-throughput (HT)-immediate block acknowledgement (Ack) agreement. The receiver STA passes the MSDU or A-MSDU to a next MAC process before an expiration time of the MSDU or A-MSDU. Thus, the percentage of latency sensitive traffic packets being communicated prior to expiration is increased.

Disclosed are methods and apparatus to process delay for PDCCH repetition. A transmission of a physical downlink control channel (PDCCH) repetition may be monitored. A multiplexing pattern of the PDCCH repetition and a physical downlink shared channel (PDSCH) within an overlapping symbol may be determined. A processing delay for a decoding of the PDCCH repetition, a decoding of the scheduled PDSCH, and an acknowledgement (ACK) preparation based on the multiplexing pattern of the PDCCH repetition and the PDSCH within the overlapping symbol may be determined. The PDSCH may be monitored after receiving the PDCCH repetition.

A machine comprising a transceiver, one or more processors, and memory performs communications operations via one or more user devices. The communications operations include establishing via the transceiver a connection with a first user device, and transmitting first information to the first user device. Upon not receiving an acknowledgement that the first information was received by a server, the machine maintains the first information in the memory and establishes, via the transceiver, a connection with a second user device, appends the first information to second information, and transmits the first and second information to the second user device. Upon receiving acknowledgement that the first and second information were received by a server, the offline retail machine deletes the first and second information.

Embodiments of the present disclosure relate to methods and apparatuses for determining a HARQ-ACK codebook for multi-slot PDSCH transmission. According to some embodiments of the disclosure, a method for wireless communications performed by a UE may include: receiving a first plurality of downlink control information (DCI) formats for scheduling a second plurality of physical downlink shared channel (PDSCH) transmissions on at least one serving cell of the UE; receiving the second plurality of PDSCH transmissions based on the first plurality of DCI formats; generating a HARQ-ACK codebook based on the indicators in the first plurality of DCI formats; and transmitting the HARQ-ACK codebook.

The present disclosure describes methods, system, and devices for configuring hybrid automatic repeat request acknowledgement (HARQ-ACK) feedback for physical downlink shared channel (PDSCH) transmission. The method includes receiving, by a user equipment (UE), a radio resource control (RRC) parameter to configure a one-shot HARQ-ACK feedback mode; and receiving, by the UE, a first downlink control information (DCI) comprising a first K, the first DCI corresponding to a first PDSCH. The method includes receiving, by the UE, a second DCI comprising a second K with an applicable value and an one-shot request field with a positive value, the second DCI corresponding to a second PDSCH; and transmitting, by the UE, a one-shot HARQ-ACK feedback according to a preset rule.

Systems and methods for physical downlink shared channel (PDSCH) processing time enhancement to support uplink (UL) transmit (Tx) switching are described. In some embodiments, a PDSCH processing time, Tproc,1, is determined using an UL Tx switch processing time, Tswitch, corresponding to a physical uplink shared channel (PUSCH) preparation time, Tproc,2, used at a UE. In some embodiments, a Tproc,1 is determined using a PDSCH UL Tx switch processing time, Tswitch,PDSCH, that is determined using a Tswitch corresponding to a Tproc,2 used at a UE. In some embodiments, a Tproc,2 is compared to a time between an end of a downlink control information (DCI) scheduling a PDSCH and a beginning of a physical uplink control channel (PUCCH) having hybrid automatic repeat request acknowledgement (HARQ-ACK) signaling for a PDSCH to determine treatment of the PUCCH. In some embodiments, a d1,1 component of Tproc,1 is relaxed based on a Tswitch.

The present disclosure relates to devices, and methods for ambient Internet of Things (IoT)- based object tracking. The present disclosure includes a method performed by a network node, including: transmitting an activation signal at a particular frequency within a predefined location; and receiving one or more backscattered activation signals within the predefined location. The method includes: for each ambient IoT device of the one or more ambient IoT devices: transmitting a downlink signal at the particular frequency within the predefined location; receiving an uplink signal at the particular frequency from the ambient IoT device; and tracking the moving object based on the received tracking information. The method further includes: transmitting an acknowledgement signal at the particular frequency to the ambient IoT device, where the acknowledgement signal being one of: a positive acknowledgement (ACK); or a negative acknowledgement (NACK).