3042 results about "Recipient side" patented technology

Accordingly, there are disclosed herein receivers and receiving methods that provide a graceful transition from PAM2 to PAM4 signaling. One illustrative method includes: negotiating a link speed having PAM4 signaling; performing adaption of at least one gain or filter coefficient during PAM2 signaling; switching to PAM4 detection before receiving PAM4 signaling; disabling said adaptation before said switching to PAM4 detection; detecting PAM4 signaling using at least one statistic of detected PAM4 symbols; and enabling said adaptation after PAM4 signaling is detected. Another illustrative method includes: negotiating a link speed having PAM4 signaling; adapting at least one of gain and filter coefficients during PAM2 signaling; monitoring for a change in at least one signal characteristic while performing PAM2 detection; and transitioning to PAM4 detection after detecting said change.

Various systems, computer-readable media, and computer-implemented methods of providing improved data privacy, anonymity and security by enabling subjects to which data pertains to remain “dynamically anonymous,” i.e., anonymous for as long as is desired—and to the extent that is desired—are disclosed herein. Embodiments include systems that create, access, use, store and / or erase data with increased privacy, anonymity, and security—thereby facilitating the availability of more qualified and accurate information. When personal data is authorized by data subjects to be shared with third parties, embodiments described herein may facilitate the sharing of information in a dynamically-controlled manner that also enables the delivery of temporally-, geographically-, and / or purpose-limited information to the receiving party. In one example, the disclosed techniques may be used to functionally separate geospatial information, such that it remains “dynamically anonymous,” i.e., anonymous for as long as is desired—and to the extent or degree that is desired.

The technology disclosed allows for leveraging decentralized credentials to achieve bidirectional authentication between two actors leveraging a messaging platform / system, such as email or another text-based system, verifiable credentials (VCs), and secure web endpoints. It empowers one party (“Sender”) to send a message enclosed with a Verifiable Presentation which allows another party (“Recipient”) to authenticate the message's provenance and the identity of the sender. Moreover, the message contains a link to a secure web endpoint, where the recipient can submit a response signed by their own Verifiable Presentation, allowing the Sender to authenticate the identity of the Recipient. In this way, both participants are able to authenticate each other's identities with an additional factor of authentication, with neither participant being required to share a single service.

The invention discloses a contribution degree determination method and device based on secret information sharing, equipment and a medium, and belongs to the field of data processing. The method comprises the steps that in response to each query service, a query result is obtained, first random number masks and first random commitment input parameters of participant platforms are obtained, and the sum of the first random number masks corresponding to the participant platform serving as a sender and a plurality of participant platforms serving as receivers is 0; on the basis of the query result, the first random number mask and the first random commitment input parameter, commitment related information, a first data sum and a second data sum are obtained; and sending the first data sum and the second data sum to the coordinator platform, so that the coordinator platform obtains the contribution degree of the participant platform based on the first data sum and the second data sum, and verifying the contribution degree of the participant platform according to the second data sum and the commitment related information. According to the embodiment of the invention, the real contribution degree of the participant platform can be obtained.

Systems, switches, network endpoints, and methods are provided. In one example, a system is described that includes a latency measurement circuit to measure traffic on a network from an endpoint sender to an endpoint receiver across multiple paths. The system also includes a packet marking circuit to provide a routing mark for a packet destined for the endpoint receiver according to a network traffic measurement provided by the latency measurement circuit, where the routing mark provides an indication that supports routing for the packet to reach the endpoint receiver via a chosen path or subset of paths among the multiple paths.

A user equipment (UE), including a vehicle to everything (V2X) device, a pedestrian UE, or other UE, a baseband processor or other network device can operate to receive an indication of a sidelink (SL) discontinuous reception (DRX) parameter (e.g., an SL DRX active time) of a receiver UE for SL communication (e.g., Mode-2 SL communication). A resource selection procedure can be performed of a set of candidate resources within a resource selection window (RSW) based on the SL DRX parameter of the receiver UE so that at least a subset of candidate resources of the set of candidate resources satisfies a threshold to be within the SL DRX parameter of the receiver UE. A report of the set of candidate resources can then be transmitted from the physical (PHY) layer to a higher layer to enable the SL communication. The SL communication, for example, can include an autonomous determination of SL resources for a Mode-2 sidelink communication.

Disclosed are a signal receiving method, a signal sending method, a device and storage medium. The signal receiving method comprises: in response to N control channels at a same time instance colliding, determining a priority of a quasi-co-location reference signal set of the N control channels according to a resource index of a control channel resource where each control channel of the N control channels is located and a feature of each control channel of the N control channels, wherein N is an integer greater than or equal to 2, the feature of each control channel indicates whether the control channel is a shared control channel or a dedicated control channel; and receiving one or more of the N control channels according to the determined priority of the quasi co-located reference signal set.

Techniques and systems are described that perform automated identification and retrieval of contextual information for quick and accurate processing of user queries by artificial intelligence generative models. The techniques include receiving a natural language (NL) query associated with a user identifier (ID) and obtaining, using a first NL generative model, contextual data that is pertinent to the NL query and is associated with the user ID. The techniques further include generating an augmented NL query that is based on the NL query and the contextual data. The techniques include communicating the augmented NL query to a recipient that includes the first NL generative model, a second NL generative model, or a user session associated with the user ID.

The invention relates to a data packet transmission method and device, computer equipment, a computer readable storage medium and a computer program product. The method is applied to a receiver and comprises the steps that under the condition that configuration information of the receiver supports a custom extension header, a first data packet in a sending window is acquired through a transmission channel, and the first data packet carries a serial number and the custom extension header; the user-defined extension head comprises a step length; and under the condition that an out-of-order data packet is received, writing the out-of-order data packet into the corresponding first storage position according to the serial number of the out-of-order data packet, the serial number of the first data packet, the step length and the length of the custom extension head, and returning a confirmation signal of the out-of-order data packet through the transmission channel. By adopting the method, the transmission efficiency of the out-of-order data packet can be improved.

A communication method and a related device relate to the technical field of communication. The method comprises the following steps: the terminal equipment determines whether first data in a logic channel group has delay data or not, and further dynamically associates a target threshold value based on whether the delay data exists or not. The terminal equipment sends a resource request message, the resource request message is used for requesting to configure resources for the first data, and the resource request message comprises a target threshold value associated with the first data. The target threshold value is used for a receiver of the resource request message, such as a network device, to determine the sending opportunity of the DSR report. According to the method, the sending opportunity of the delay state report can be dynamically adjusted, and redundant signaling is reduced.

Disclosed is a method for transmitting and receiving a physical protocol data unit (PPDU) in a wireless communication system. A terminal receives a preamble of the PPDU from an access point (AP). The preamble includes a universal signal (U-SIG) field and an extremely high throughput (EHT)-SIG field, wherein the EHT-SIG field may be configured with at least one content channel on a frequency axis. Here, the number of the at least one content channel may be recognized on the basis of the U-SIG field. Subsequently, the terminal receives data of the PPDU on the basis of the U-SIG field and the EHT-SIG field.

The embodiment of the invention provides a data receiving method and device, a storage medium and electronic equipment. The method comprises the following steps: under the condition that a non-transparent bridge link between a first host and a second host is established, acquiring at least one link description parameter of the non-transparent bridge link; receiving a target data set from the non-transparent bridge link under the condition of determining that the non-transparent bridge link meets a transmission condition according to the link description parameter; checking the first data subset according to the first reference data subset; under the condition that the verification result of the first data subset indicates that error data exist in the first data subset, correcting the error data in the first data subset according to a second reference data subset to obtain a second data subset; and determining the second data subset as the received target data subset. According to the invention, the technical problem of low data transmission efficiency in the prior art can be solved.

The embodiment of the invention provides a network-on-chip routing method and device, a storage medium and electronic equipment, and relates to the technical field of computers, and the method comprises the steps: determining a neighbor node of a first node according to a relation between the first node and a destination node; the first node is a sender of a data packet, and the destination node is a receiver of the data packet; and acquiring congestion information of the neighbor node, and selecting a transmission path of a data packet according to the congestion information. Therefore, the related neighbor nodes are selected according to the relationship between the first node and the target node, and the transmission path of the data packet is selected based on the congestion condition of the neighbor nodes, so that the network congestion problem is relieved through dynamic sensing and path selection, the path diversity is improved, the congestion is reduced, and the network congestion rate is improved. Therefore, the communication efficiency and the working performance of the network-on-chip are improved.

A trigger frame-based PPDU transmission / reception method and device in a wireless LAN system are disclosed. The method performed by means of a station (STA) in a wireless LAN system, according to one embodiment of the present disclosure, may comprise the steps of: receiving, from an access point (AP), a trigger frame including a common info field; and transmitting, to the AP, a TB PPDU corresponding to one of one or more TB PPDUs triggered by means of the trigger frame. The common information field comprises an A-PPDU related subfield, and a configuration of the one or more TB PPDUs can be indicated on the basis of the A-PPDU related subfield and at least one other subfield included in the common information field.

The invention provides an efficient privacy set intersection method and device based on bucket coding, and the method comprises the steps: obtaining an input set and a target value set, the input set comprises a private set of a sender and a private set of a receiver, and the target value set is generated based on the private set of the receiver; encoding the private set of the receiver into a sparse matrix composed of a plurality of buckets through a hash function; determining a linear system of the sparse matrix; performing ascending sorting and re-labeling on the linear system according to the initial bit position set to obtain a target linear system; according to a bucket-based Gaussian elimination algorithm, based on a target linear system, through exclusive-or operation, determining oblivious key value pairs for storage; an intersection of the private set of the sender and the private set of the receiver is determined based on the oblivious key-value pair storage according to an oblivious linear evaluation protocol. According to the invention, communication resources required by privacy set intersection in an actual production environment can be further reduced.

The invention discloses a data security sharing method and device for verifiable bilateral access control based on an attribute threshold, computer equipment and a storable medium, and aims to realize data privacy protection and source authenticity guarantee in an open cloud-edge collaborative environment. According to the method, an attribute threshold matching mechanism is introduced, a bilateral access control strategy is designed, decryption can be performed only when intersection of attribute sets of a data sender and a data receiver and access attribute sets specified by each other meets a preset threshold, and access authorization under fuzzy matching is supported. In order to ensure the authenticity and non-repudiation of the data, the attribute signature of the sender is embedded into the ciphertext structure, and the credibility of the data source is ensured. According to the method, a constant-size ciphertext structure is adopted, and an offline / online double-stage encryption technology is combined, so that the encryption delay and the calculation burden are reduced. At a decryption end, data verification and partial decryption tasks are outsourced to edge nodes, and a result verification mechanism is introduced, so that malicious nodes are effectively prevented from returning wrong results.

A discontinuous reception (DRX) method, a terminal device, and a network device are provided. The method can include the following. A terminal device starts a first timer at a first time after a time when a low-power wake-up signal (LP-WUS) is received by the terminal device, where the first timer is a drx-onDuration timer. A duration of the first timer is configured by a network device. The terminal device is in a radio resource control (RRC)_CONNECTED state and in a low-power receiver state. The method further includes the following. The terminal device monitors the LP-WUS, and wakes up a main radio in a case where the LP-WUS is received by the terminal device.

The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting higher data transfer rates. A method performed by a user equipment (UE) in a communication system is provided. The method includes identifying physical uplink shared channel (PUSCH) transmissions to be transmitted on slots, identifying orthogonal cover code (OCC) groups corresponding to the PUSCH transmissions, and transmitting, on the slots, the PUSCH transmissions with OCC applied based on the OCC groups, wherein a same redundancy version (RV) value is applied for one OCC group among the OCC groups.

The invention discloses a system message receiving method, a system message sending method, a system message receiving device, a system message sending device, a terminal and equipment, and belongs to the technical field of communication. The system message receiving method comprises the steps that the terminal receives first system information, and the first system information comprises a cell prohibition indication and a first indication; wherein the first indication is used for indicating at least one of the following items: attribute information of the cell and random access information under the condition that the cell forbidding indication is not forbidden.

A transmission method includes: multiplexing first uplink control information (UCI) and second UCI into one designated physical uplink control channel (PUCCH), where a PUCCH of the first UCI with a high-priority and a PUCCH of the second UCI with a low-priority overlap in a time domain; and transmitting the second UCI with the low-priority, multiplexed into the one designated PUCCH, by using a power based on a power control parameter associated with the first UCI with the high-priority.

The embodiment of the invention provides a data transmission method and device based on a network-on-chip, electronic equipment and a readable storage medium. The method comprises the steps that a data packet is received, and a target routing node corresponding to the data packet is determined; determining a next-hop routing node corresponding to the routing node from the tree topology structure according to the receiving direction of the data packet and the position of the routing node in the tree topology structure; the tree topology structure is a structure for connecting configuration channels of the routing nodes; and sending the data packet to the next-hop routing node, so that the next-hop routing node determines the corresponding next-hop routing node until the next-hop routing node is the target routing node, sending the data packet to the target routing node, so that the target routing node performs configuration according to the data packet, and sending the configured data packet to the next-hop routing node, so that the next-hop routing node determines the corresponding next-hop routing node until the next-hop routing node is the target routing node. The bandwidth utilization rate during data transmission is improved, and the real-time performance of data transmission is improved.

The invention discloses a quantum key fused block encryption method, a communication system and an evaluation method thereof, and the method comprises the steps: fusing a quantum key generated by quantum key division into an Internet key exchange protocol of IPsec to form a mixed key; the sender and the receiver carry out message transmission through the mixed key, the authentication head and the packaging security load, so that the quantum key is integrated into the IPsec framework; and meanwhile, different quantum keys are used in each VPN channel, so that one-time pad is realized. In addition, the invention further provides a method for evaluating the performances such as the key consumption rate, the maximum supportable VPN tunnel number and the total throughput. According to the invention, the security and stability of data transmission in the quantum computer era can be improved.

The invention relates to a data packet receiving method, a data processing unit, a host and a network card, and the method comprises the steps: when a data packet needs to be received, the host prepares an idle cache unit and generates a first cache descriptor, when the data processing unit receives the data packet (a small network packet), the data packet is written into a local cache unit according to a cache line alignment principle to form an aggregated data packet, and the aggregated data packet is sent to the host; the aggregated data packet is written into a host side cache unit according to the first cache descriptor, a completion descriptor is sent to a host, and the host can analyze the aggregated data packet according to the content of the completion descriptor to obtain each network packet. According to the method and the device, a plurality of small network packets are aggregated into a relatively large aggregated data packet, so that on the basis of being compatible with the existing Virtio protocol, PCIe write-in times are reduced, the bandwidth utilization rate is improved, occupation of a cache unit is reduced, and the resource utilization rate is improved.

The invention relates to the technical field of network security, in particular to a distributed key management and encryption communication method oriented to a big data environment. The method comprises the following steps: establishing a system architecture and configuring safety parameters; generating a master key and a session key through the random number; segmenting the master key into a plurality of segments and storing the segments to different nodes; encrypting the session key by using the public key of the receiver, distributing the session key through the secure channel, and decrypting the session key by the receiver to obtain the session key; constructing a Merkle tree through an AES-GCM function, and introducing a network adaptation factor into an encryption process by considering that security requirements and network conditions of data encryption in different environments are different; and regularly updating a secret key, implementing an access control strategy, and recording a log to perform system audit so as to guarantee long-term security. According to the invention, the efficient AES-GCM encryption algorithm is used, so that the speed and security of data encryption are improved. By implementing the access control strategy, only the authorized user can access and operate the key, and the security of the system is improved.

The invention discloses an auditing key management method based on a trusted execution environment, which comprises the following steps that: a data provider encrypts original data by using k to obtain a ciphertext C, and calculates a hash value id of the C; t; id, kgt; storing the result in association locally, and storing the result; d, Cgt; uploading to a cloud server; the data provider formulates and signs a data use strategy, the data processor formulates and signs a data processing strategy, and the data use strategy and the data processing strategy are both sent to the security service program of the trusted execution environment; verifying the signature and the authorization state of the processing strategy, and sending a key request and a remote authentication report to a data provider; after the data provider remotely verifies the remote report, if the request is agreed, the key k is sent to the security service program through the security channel, and a key use record is stored in the block chain; and the security service program downloads the ciphertext C, decrypts the data after verification, executes processing operation, and returns an encryption result to a specified receiver. According to the invention, real-time auditing and evidence storage can be carried out on the use process of the secret key, and cross-domain management and control of data can be realized.

Disclosed is a method for transmitting an uplink (UL) signal or receiving a downlink (DL) signal by a terminal in a wireless communication system. Particularly, the method may comprise: receiving information related to at least one first time interval unavailable for the transmission or reception; and transmitting the UL signal or receiving the DL signal through at least one second time interval other than the at least one first time interval, wherein the transmission of the UL signal and the reception of the DL signal are not performed in the at least one first time interval, and the information related to the at least one first time interval is received through downlink control information (DCI) or a medium access control-control element (MAC-CE).

The present disclosure relates to a 5G or 6G communication system for supporting higher data transfer rates. Specifically, the present discourse provides a method of receiving, by a terminal, transmission configuration indicator (TCI) state information in a wireless communication system, the method comprising the steps of: receiving information on a TCI state from a base station; obtaining a parameter relating to at least one of an uplink transmission beam and a downlink reception beam on the basis of the received information on the TCI state; and transmitting or receiving data to or from the base station on the basis of the determined parameter.

A method and an apparatus for transmitting and receiving channel state information (CSI) in a wireless communication system are disclosed. A method of performing downlink reception by a user equipment (UE) in a wireless communication system according to an embodiment of the present disclosure may comprise: receiving, from a base station, configuration information for two or more control resource set (CORESET) groups, each of the two or more CORESET groups including at least one CORESET; receiving, from the base station, information indicating two or more transmission configuration indicator (TCI) states; and based on the two or more TCI states, updating TCI state information for the two or more CORESET groups. Here, at least one of the two or more CORESET groups may include a specific CORESET associated with a plurality of TCI states.

The present application belongs to the technical field of communications. Disclosed are an information sending method and apparatus, an information reception method and apparatus, and a device. The information sending method in the embodiments of the present application comprises: a terminal performing first channel measurement on a first signal sent by a network side device, so as to obtain first target information; and the terminal sending the first target information to the network side device, wherein the first target information is information related to a first area, and the first area is a partial area of an antenna array or a subset of an antenna port set of at least one of the network side device and the terminal.