2418 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.

Systems, apparatuses, methods, and computer-readable media are provided for dynamic hybrid automatic repeat request (HARQ)-acknowledgement (ACK) feedback for multi-cell scheduling (e.g., a downlink control information (DCI) that schedules physical downlink shared channels (PDSCHs) and / or physical uplink shared channels (PUSCHs) on multiple cells). Embodiments may include techniques to determine a downlink assignment index (DAI) and / or a HARQ-ACK codebook, e.g., a Type-1. Type-2, and / or Type-3 codebook, for multi-cell scheduling. Other embodiments may be described and claimed.

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 first physical downlink shared channel (PDSCH) transmission transmitted using a first modulation and coding scheme (MCS). The UE may transmit, to the base station, feedback based at least in part on decoding the first PDSCH transmission, wherein the feedback includes an acknowledgement (ACK) or negative acknowledgement (NACK) and a channel state information (CSI) report that includes at least an indication of a second MCS based at least in part on a target block error rate (BLER) and a target charging rate for energy harvesting. Numerous other aspects are described.

A user equipment (UE) is described. The UE may include receiving circuitry configured to receive a first radio resource control (RRC) message comprising first information used for configuring a Semi-Persistent Scheduling (SPS) physical downlink shared channel (PDSCH) configuration, to receive a second RRC message comprising second information used for configuring that deferring of SPS hybrid automatic repeat request-acknowledgement (HARQ-ACK) is supported, to receive a third RRC message comprising third information used for configuring cell switching (based on semi-static configuration and / or dynamic indication), and to receive, based on a detection of a physical downlink control channel (PDCCH) carrying a downlink control information (DCI) format with cyclic redundancy check (CRC) scrambled by a first radio network identifier (RNTI) for an activation of the SPS PDSCH, the SPS PDSCH transmission. The UE may also include transmitting circuitry configured to transmit HARQ-ACK information and configured to defer the HARQ-ACK information transmission.

An entropy value is generated for a data packet to be transmitted on a computing network. The entropy value is usable to select or change a network path for the data packet. In response to receiving an acknowledgement message for the data packet, the entropy value is saved in a storage structure if the entropy value is acknowledged as not congested. When transmitting an additional data packet, the oldest saved entropy from the storage structure is reused and the oldest saved entropy value is invalidated.

Methods, a remote unit and abase unit are disclosed. According to one embodiment, a remote unit comprising a transceiver; a memory; and a processor coupled to the transceiver and the memory and configured to: control the transceiver to transmit, to a base unit, an indicator in an uplink control information (UCI), wherein the UCI is associated to a configured grant uplink data channel, and the indicator requests code block group (CBG)-level hybrid automatic repeat request acknowledgement (HARQ-ACK) feedback for the configured grant uplink data channel, and control the transceiver to receive, from the base unit, first downlink control information (DCI) which includes a HARQ-ACK codebook, wherein the first DCI has the same size as one uplink grant scheduling uplink data transmission, and wherein the HARQ-ACK codebook includes CBG-level HARQ-ACK feedback information bits for the configured grant uplink data channel.

Acknowledgement messages for a link in a computing network are accessed. Round trip time (RTT) measurements for the link are accessed. In response to determining that none of the acknowledgement messages are Explicit Congestion Notification (ECN)-marked and none of the accessed RTT measurements exceeded a minimum expected latency threshold, it is determined that an end-to-end path of the link is not congested.

The present disclosure is related to multi-access traffic management in multi-access computing environments. A reliability enhancement engine (REE) operated by a multi-access multipath traffic manager identifies traffic flows that have high reliability requirements (“reliability flows”) and performs admission control for the reliability flows. The REE determines a coding rate (e.g., a redundancy factor) and traffic distribution strategies for the identified reliability flows. The REE applies cross-access network coding (NC) on the reliability flows, and handles multi-access acknowledgements and traffic pacing, which may involve multiplexing traffic of the reliability flows with non-high-reliability traffic. Other embodiments may be described and / or claimed.

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.

The present disclosure provides a method for Side Link (SL) transmission on an Unlicensed band (SL-U), performed by a first terminal device. The method includes: receiving transmission resources for the SL-U transmission allocated by a network device to the first terminal device; performing the SL-U transmission on the transmission resources to a second terminal device; obtaining a Hybrid Automatic Repeat Request, HARQ, acknowledgment associated with the SL-U transmission; configuring a resource for the HARQ acknowledgment; and transmitting the HARQ acknowledgement to the network device on the configured resource, wherein the configured resource is time compensated for Listen Before Talk (LBT) delays occurring during the SL-U transmission and / or during a transmission of the HARQ acknowledgement.

Methods, systems, and. devices may assist in new radio (NR) sidelink (SL) operation in licensed or unlicensed spectrum. In an example, if listen-before-talk (LBT) failure rate is low, then implicit acknowledgement (ACK) and explicit non-acknowledgement (NACK) may be used. A first SL timer may start when a. SL transport block is transmitted. If no explicit NACK, is received before the SL timer expires, then ACK. may be assumed. If LBT failure rate is high, then explicit ACK and implicit NACK may be used. A second SL timer may start. If no explicit ACK is received before the SL timer expires, then NACK may be assumed.

According to some embodiments of the disclosure, a user equipment (UE) may: determine a first physical uplink control channel (PUCCH) resource for a first PUCCH transmission in a first time unit, wherein the first PUCCH transmission carries hybrid automatic repeat request acknowledgement (HARQ-ACK) information bits for at least one semi-persistent scheduling (SPS) physical downlink shared channel (PDSCH) reception, and the first PUCCH resource is on a first frequency domain part; and in the event that the first PUCCH resource overlaps a symbol not intended for an uplink transmission on a second frequency domain part, defer the first PUCCH transmission.

Various aspects of the present disclosure relate to a UE that receives control signaling including downlink control information (DCI) scheduling a set of physical downlink shared channel (PDSCH) transmissions, the DCI including an indication of a table row of a time domain resource allocation (TDRA) table, and the table row corresponding to multiple subsets of the set of PDSCH transmissions. The UE receives the set of PDSCH transmissions. The UE can then transmit a respective hybrid automatic repeat request acknowledgement (HARQ-ACK) corresponding to respective one or more of the multiple subsets of the set of PDSCH transmissions.

Hybrid automatic repeat request (HARQ) processes may be transmitted via configured grants as well as scheduled grants. The configured grants may include time and frequency resources, and transmissions may occur across contiguous transmissions. HARQ process information, such as HARQ IDs and redundancy versions, may be communicated via a control channel, and the control channel may be multiplexed with the transmission resources of the configured grants. Retransmission timers may be used for HARQ processes conveyed via configured grants, and the transmitting apparatus may signal to a receiver when to send an acknowledgement. An acknowledgement may take the form of bitmaps for code block groups of a HARQ. A configured grant may be selected from among multiple configured grants based upon low latency, for example. A group of configured grants may be activated or deactivated via a single command.

A method of channel access adjustment for sidelink (SL) communication in a shared / unlicensed spectrum by a user equipment (UE) includes transmitting, by the UE, at least one physical sidelink shared channel (PSSCH) transmission in a reference duration for a latest channel occupancy initiated using Type 1 channel access procedures and performing, by the UE, a contention window adjustment operation based on at least one hybrid automatic repeat request-acknowledgement (HARQ-ACK) feedback corresponding to the at least one PSSCH transmission.

Some embodiments of this disclosure include apparatuses and methods for facilitating a transmission, retransmission, and hybrid automatic repeat request (HARQ) process using preconfigured uplink resources (PUR) in IDLE mode. In some embodiments, user equipment (UE) may establish a first PUR and a second PUR to use in IDLE mode. The UE may transmit uplink data using the first PUR using a HARQ process. The UE may start a PUR retransmission timer and monitor a control channel for an acknowledgement message. The UE may identify an expiration of the PUR retransmission timer prior to receiving the acknowledgement message, and in response, may retransmit the uplink data using the second PUR.

The invention discloses a multi-terminal cooperative processing method and system, and relates to the field of terminal communication, and the method comprises the steps: responding to a trigger signal of an event, determining event information, and initiating a cooperative processing request to at least one second terminal in a communication range; determining a target terminal responding to the cooperative processing request in the second terminal, and constructing a temporary cooperative group including the target terminal; acquiring shared event associated data in the temporary collaborative group, and determining a consensus event description based on the event associated data and / or the event information; a dominant reporting terminal is determined in the temporary cooperation group, and the dominant reporting terminal is used for packaging the consensus event description into a data packet and sending the data packet to a remote management platform; and receiving a response confirmation message returned by the remote management platform, and broadcasting the unique event ID and the processing state in the response confirmation message to all terminals in the temporary collaborative group. The computing resource consumption of the remote management platform can be effectively reduced.

Techniques for coordination between nodes for measurement configuration in a Primary Secondary Cell Group (SCG) Cell (PSCell) change procedure in cellular wireless communication networks are provided. For example, a method for a Primary Secondary Cell Group (SCG) Cell (PSCell) change procedure is provided. The method comprises: sending, from a master node (MN) to a target secondary node (T-SN), a first message (e.g., an SN Addition Request message) including configuration information based on which the T-SN determines whether to provide a full configuration or a delta configuration for measurement-related information for one or more candidate target PSCells acknowledged by the T-SN; and receiving, at the MN from the T-SN in accordance with the configuration information, a second message (e.g., an SN Addition Request Acknowledge message) including the full configuration or the delta configuration for measurement-related information for the one or more candidate target PSCells acknowledged by the T-SN.

Wireless resource determination and use are described. A wireless device may determine to use a resource (e.g., PUCCH resource), indicated by control information (e.g., DCI), for sending an acknowledgement (e.g., HARQ-ACK feedback) of a reception of data (e.g., at least one transport block). The control information may be received in a message of a plurality of messages. The wireless device may select the control information (e.g., for determining the resource) from among other control information in the plurality of messages, based on one or more factors.

A user equipment (UE) is described. The UE includes receiving circuitry configured to receive a first radio resource control (RRC) message comprising first information used for configuring a Semi-Persistent Scheduling (SPS) physical downlink shared channel (PDSCH) configuration, to receive a second RRC message comprising second information used for configuring that deferring of SPS hybrid automatic repeat request-acknowledgement (HARQ-ACK) is supported, to receive a third RRC message comprising third information used for configuring a number of physical uplink control channel (PUCCH) repetitions, and to receive, based on a detection of a physical downlink control channel (PDCCH) carrying a downlink control information (DCI) format with cyclic redundancy check (CRC) scrambled by a first radio network identifier (RNTI) for an activation of the SPS PDSCH, the SPS PDSCH transmission. The UE also includes transmitting circuitry configured to transmit HARQ-ACK information and configured to defer the HARQ-ACK information transmission.

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.

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.

One disclosure of the present disclosure provides a method by which SMF performs communication. The method comprises the steps of: receiving, from a user equipment (UE), a protocol data unit (PDU) session establishment request message for a PDU session; transmitting, to the UE, a PDU session establishment acknowledgment message for the PDU session, wherein the PDU session is for an uncrewed aerial system (UAS) service; determining whether to maintain network resources for the UAS service, on the basis of the UAS service being unavailable; transmitting an N4 session modification request message that indicates a use report to a user plane function (UPF), on the basis of the determination to maintain the network resources for the UAS service; and receiving a usage report from the UPF, on the basis of the N4 modification request message.

The invention discloses an industrial internet trusted data communication method and system, and relates to the technical field of data communication, and the method comprises the steps: taking an equipment end and an employee end as data collection points, building an initial trust value for each data collection node, and obtaining a dynamically adjusted trust value for each data collection node according to the historical performance and real-time state of the data collection node; classifying and aggregating the collected data according to the data type and the trust value; dynamically allocating bandwidth resources according to the trust value and the data type; after data transmission is completed, a bidirectional confirmation mechanism is started, a sender and a receiver confirm whether the data is successfully sent and received through a feedback mechanism, and if the sender does not receive a confirmation message within a specified time, a timeout mechanism is triggered, and a data packet is sent again until the data packet is confirmed to be received; and calculating an average transmission success rate, and dynamically adjusting strategies of data acquisition, compression and bandwidth allocation.

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.

The disclosure relates to apparatus and method for supporting Hybrid Automatic Repeat request (HARQ)-Acknowledgement (ACK) feedback for multicast service. In some aspects, a user equipment (UE) device may comprise at least one antenna; at least one radio, coupled to the at least one antenna and configured to perform wireless communication using at least one radio access technology; and one or more processors coupled to the at least one radio, wherein the one or more processors are configured to cause the UE device to: receive, from a base station, a Radio Resource Control (RRC) signaling which indicates that a semi-static codebook is configured for a Hybrid Automatic Repeat Request (HARQ)-Acknowledgement (ACK) feedback for both multicast and unicast and that a HARQ-ACK feedback for multicast is disabled; and generate a HARQ-ACK feedback report which excludes a HARQ-ACK bit for the multicast by using a time domain resource assignment (TDRA) for the unicast to configure the semi-static codebook.

A base station may transmit, to a wireless device, one or more radio resource control (RRC) messages comprising configuration parameters of a multicast and broadcast service (MBS). The configuration parameters may comprise parameters of a semi-persistent scheduling (SPS) and at least one indicator, for the SPS, indicating a feedback type from a plurality of feedback types. The plurality of feedback types may comprise acknowledgement-negative acknowledgement (ACK-NACK) feedback, negative acknowledgement only (NACK-only) feedback, and disabled feedback. The base station may transmit, to the wireless device, a downlink control information (DCI) indicating an activation of the SPS. The base station may transmit, to the wireless device via downlink assignments of the SPS, one or more transport blocks (TBs) of the MBS. The base station may receive, from the wireless device based on the feedback type indicated by the at least one indicator, feedback information for the one or more TBs.

The invention discloses a serial port communication method and application system for rapidly controlling lamp beads, and the method comprises the steps: constructing a command data packet; the host sends a command data packet to the slave through a serial port, and response timeout timing is started; after receiving the command data packet, the slave sends a response data packet to the host through the serial port; if the response timeout timing is greater than the preset threshold value, the host resends the command data packet; if the response timeout timing is not greater than the preset threshold value, judging whether the packet header of the response data packet is correct or not; if the packet header is correct, CRC is calculated and checked; if the verification is passed, analyzing a command acknowledgement code ACK, and judging an execution result of the slave according to the command acknowledgement code ACK; if the indication is successful, sending the next command data packet; if so, re-sending the command data packet; if verification fails, the host discards the response data packet; and if the packet header of the response data packet is wrong, the host discards the response data packet. According to the invention, the communication efficiency between the host and the slave is improved, and the delay when the lamp beads are controlled is reduced.

Disclosed are a method and device for transmitting or receiving hybrid automatic repeat request (HARQ) acknowledgement (ACK) information in a wireless communication system. According to an embodiment of the present disclosure, whether a HARQ-ACK codebook is multiplexed with respect to a cast type and a HARQ-ACK codebook type may be indicated on the basis of a downlink allocation index (DAI) included in downlink control information (DCI) including scheduling information of a physical uplink shared channel (PUSCH) in a wireless communication system.

Support for multicast and broadcast data transmissions and acknowledgement feedback for the transmissions are being considered in 5G new radio (NR). Resource allocation techniques are provided to allocate uplink control channel resources for acknowledgement of downlink multicast / broadcast (MC / BC) data transmissions. An apparatus, such as a user equipment, receives a multicast / broadcast (MC / BC) configuration indicating a first physical uplink control channel (PUCCH) resource set for transmitting MC / BC acknowledgment (ACK) / negative acknowledgment (NACK), and a unicast configuration indicating a second PUCCH resource set for transmitting unicast ACK / NACK feedback. The apparatus also receives MC / BC data from a base station. The apparatus determines a first PUCCH resource from the first PUCCH resource set for transmitting MC / BC ACK / NACK feedback in response to the received MC / BC data and based on the received MC / BC configuration. The apparatus transmits the MC / BC ACK / NACK feedback to the base station in the determined first PUCCH resource.