30 results about "Down link" patented technology

A disclosure of this specification provides a method for performance measurement of SDF (service data flow), performed by SMF (Session Management Function), the device comprising: receiving a QoS (Quality of Service) rule from a SMF (Session Management Function); performing measurement of performance of a target QoS flow for the SDF, with a UPF (User Plane Function), wherein based on a reflective QoS being not used for the SDF, the QoS rule includes downlink QoS information on the target QoS flow, wherein the target QoS flow is a QoS flow used by the UE to receive a downlink packet for the SDF.

To provide a method for transmitting an uplink reference signal for receiving and measuring a positioning configuration.SOLUTION: In wireless communication, a user equipment (UE) receives a positioning configuration, the positioning configuration including at least an identifier of a first downlink reference signal from a neighboring cell to be used for estimating a downlink path loss or determining an uplink spatial transmit beam (810), determines that a first downlink reference signal received from the neighboring cell cannot be used for estimating the downlink path loss or determining the uplink spatial transmit beam (820), in response to the determination, estimates the downlink path loss or determines the uplink spatial transmit beam based on a second downlink reference signal received from the neighboring cell or a serving cell for the UE (830), and transmits an uplink reference signal for positioning based on the estimated downlink path loss, the determined uplink spatial transmit beam, or a combination thereof (840).SELECTED DRAWING: Figure 8

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method and an apparatus for performing a hybrid automatic repeat request (HARQ) operation are provided. The method includes receiving downlink signals, wherein the downlink signals include a physical downlink control channel (PDCCH) that does not schedule a physical downlink shared channel (PDSCH) reception, and / or one or more multicast PDSCHs, and generating a HARQ-ACK codebook for the downlink signals. The invention can improve communication efficiency.

User equipment (UE) in beam-centric telecommunications cell may use a variety of listen-before-talk (LBT) procedures and hybrid channel access procedures for uplink transmissions are on different beams and configured or scheduled in contiguous or non-contiguous mode. UE behavior may be based on the LBT result across the different beams. A gNB may indicate LBT occasions to UEs. The UL numerology may be adjusted without LBT while near the end of a gNB's maximum channel occupancy time (MCOT). A gNB may use LBT procedures, before down link transmissions, using data, control, and reference signals, etc., across different beams.

Systems, apparatuses, and methods for efficient power management of a multi-node computing system are disclosed. A computing system includes multiple nodes that receive tasks to process. The nodes include a processor, local memory, a power controller, and multiple link interfaces for transferring messages with other nodes across links. Using a distributed approach for power management, negotiation for powering down components of the computing system occurs without performing a centralized system-wide power down. Each node is able to power down its links, its processor and other components regardless of whether other components of the computing system are still active or powered up. A link interface initiates power down of a link with delay or without delay based on a prediction of whether a link idle condition leads to the link interface remaining idle for at least a target idle threshold period of time.

The invention discloses a remote sensing satellite spread spectrum data transmission broadcast uplink and downlink closed-loop test method and system. The method comprises the following steps: generating an instruction sequence for operating on-board equipment; generating content data required by the uplink data; according to a satellite uplink data protocol, jointly packaging an instruction sequence for operating on-board equipment and content data required by uplink data into an uplink baseband data block; processing the uplink baseband data block into a radio frequency signal, and sending the radio frequency signal to a satellite data transmission broadcast uplink receiving device; the satellite data transmission broadcast uplink receiving equipment re-analyzes the radio frequency signal into baseband data, executes the baseband data according to an instruction in the baseband data, stores and forwards or directly forwards required content data, and processes the required content data into the radio frequency signal; the satellite data transmission broadcast downlink sending device sends the radio frequency signal to the ground; re-analyzing the radio frequency signal into baseband data, performing analysis and extraction, and re-extracting content data; and comparing the required content data in the uplink data with the content data extracted and analyzed in the downlink to obtain a content correctness test report.

Embodiments of the present disclosure relate to a Control Plane System (CPS) of a Radio Access Network (RAN) node. The CPS is configured to detect a Protocol Data Unit (PDU) session established between a User Equipment (UE) and a data network and generate a session establishment request, based on the detection. The session establishment request comprises a first information element (IE) to create a Packet Detection Rule (PDR) to classify one or more IP packets received from a data network addressed to the UE as Down Link (DL) packets and a second IE to create a plurality of Forward Action corresponding to the PDR to route the DL packets from a User Plane System (UPS) to the UE through a Data Radio Bearer. The CPS is further configured to transmit the session establishment request to the UPS to facilitate the UPS to route the downlink packets to the UE through the DRB.

Simplified communication between user equipment and a neighboring cell not the primary cell is achieved by restricting the transmission parameters, such as bandwidth, of the neighboring cell transmission and provision of a simplified secondary baseband processor in the user equipment.

The embodiments of this specification provide a control method and device for data uplink, and a control method and device for data downlink, wherein a control method for data uplink includes: receiving a control request sent by an SDK integrated by a client of an accessing party; the control request carries a data identifier for writing target data to a data channel of a target product; in response to the control request, performing a write permission check on the data channel for the accessing party; if the check passes, generating an encryption key based on a root key of the data channel and the data identifier and returning the key to the SDK, so as to encrypt the target data using the encryption key and upload the obtained encrypted data to the blockchain.

A substrate transfer device capable of reducing adhesion of dust to a substrate is provided. A substrate transfer device (1) according to an embodiment includes: a transfer arm (2) for transferring a substrate; a support post (32) fixedly erected on a base (31); an upper link (33) having one end supporting the transfer arm (2) and rotatably coupled to the support post (32) and raising and lowering the transfer arm (2) as it rotates; a lower link (34) rotatably coupled to a position below the coupling portion of the upper link (33) in the support post (32) about an axis parallel to the axis of rotation of the upper link (33); a connecting link (35) rotatably coupled to the upper link (33) and the lower link (34) in such a manner that the upper link (33) rotates as the lower link (34) rotates; and a drive unit (4) that rotates the lower link (34).

Devices, networks, systems, methods, and processes for determining a dynamic bias associated with a network device are described herein. A communication network may include multiple network devices and multiple links between the network devices. The communication network may further include a controller that monitors the communication network to determine dynamic changes in a network topology of the communication network. The controller determines the dynamic bias associated with the network device based on the dynamic changes. The controller generates and transmits a control signal based on the dynamic bias. The network device receives the control signal and switches an operation state of the network device, or an operation state of the links connected to the network device, based on the control signal. The controller can thereby achieve reduction in power consumption of the communication network by switching off the network device without affecting reliability and availability of the communication network.

Systems and methods for beam management for near-field communications are disclosed. In one embodiment, a method performed by a device comprises receiving, from a network node, a first downlink reference signal configuration and an associated report configuration, performing measurements on first downlink reference signals transmitted by the network node, determining a preferred beam of the network node based on the measurements, and transmitting, to the network node, a first report indicating the preferred beam. The method further comprises performing measurements on second downlink reference signals transmitted by the network node in the same direction as the preferred beam wherein the second downlink reference signals have different optimum received powers at different distances from the network node, determining a preferred near-field precoder based on the measurements performed on the second downlink reference signals, and transmitting, to the network node, a second report indicating the preferred near-field precoder.

Energy chain (1), in particular for a system for cable guidance with two carriage bodies (41, 42) pivotably coupled about a vertical axis, comprising a plurality of pivotably connected chain links (3, 4) which form two parallel and spaced-apart link strands which, with connecting webs extending between parallel chain links, form at least one receiving space (8) for cables (9) and / or conductors, characterized in that the chain links (3, 4) form a first upper and a second parallel lower link strand, and that the chain links (3, 4) in an intended installation situation of the energy chain (1) are each designed to pivot about a vertical axis (Z) extending perpendicular to an approximately horizontal guide plane in two pivoting directions, in the same direction and in opposite directions.

Various applications are described for a mobile communication device that are applied to sub-band full duplex (sub-band full duplex; the channel state information-reference signal (channel state information-reference signal) of the SBFD is used for channel state information-reference signal (channel state information-reference signal) of the SBFD; the invention relates to a solution for CSI-RS resource configuration. The device may receive a CSI-RS resource configuration and an SBFD configuration from a network node. The CSI-RS resource configuration comprises a plurality of resource blocks (resource blocks; rB) within a time slot, and the SBFD configuration includes a downlink (down link; dL) sub-bands and an uplink (uplink; uL) sub-bands. The device may determine that at least one of the RBs is outside of the DL subband. The device may determine that a resource configuration is invalid in accordance with a determination that at least one of the RBs is outside of the DL subband.

The communication network comprises an SDN network and an edge gateway, the SDN network forwards a request of a terminal to the edge gateway, and if the request is an uplink request, the edge gateway carries out decryption, compression and aggregation processing on the uplink request, carries out compliance evaluation and then sends the uplink request to a cloud block chain; and if the request is a downlink request, the edge gateway returns the downlink request to the terminal. According to the method, the end-edge-chain hierarchical efficient communication network with the software-defined edge gateway as the core is constructed, stable and reliable data uplink is achieved, and the method has the advantages of being low in time delay, high in throughput, self-adaptive and capable of being supervised.

Disclosed are methods, controllers, and computer-readable media that explicitly label data packets and interfaces as trusted or untrusted. The data packet labeling can occur at a centralized security hub or at the enforcement site itself, i.e., at the interface to the trusted or untrusted region. The packet can be labeled with metadata associated with the packet, and that label can be carried through the transport of the packet to avoid overbroad or unnecessary security procedures. Further, a network administrator can designate certain links as trusted or untrusted so that packets designated as trusted can be sent down trusted links, and untrusted traffic can be sent down untrusted links. Network resources are saved while traffic is better separated and allocated down links with trustworthiness that is congruent with that of the packet.

A base station selects a subset of at least one geographically separated antennas for each of the plurality of user equipments. The base station forms at least layer of data stream including modulated symbols, precodes the data stream via multiplication with the NT-by-N precoding matrix where N is the number of said layers and NT is the number of transmit antenna elements and transmits the precoded layers of data stream to the user equipment via the selected geographically separated antennas. The base station signals the subset of the plurality of geographically separated antennas via higher layer Radio Resource Control or via a down link grant mechanism. The base station optionally does not signal the subset of the plurality of geographically separated antennas to the corresponding mobile user equipment.

A method for estimating up-link latency, and / or down-link latency, and / or round-trip latency in a packet based wireless network for communication between two network nodes, wherein the method includes:a. measuring one or more metrics and / or using information from network procedures to estimate metrics, wherein the metrics have at least one or more of radio metrics available to a UE (User Equipment) or to a BS (Base Station) or similar access-point,b. measuring the metrics defined in a) either in a dedicated mode using packet sequence, and / or in a dedicated mode using available traffic, and / or in an idle mode,c. measuring the metrics defined in a) both on a serving and a non-serving cells, and / or beams,d. estimating up-link latency, and / or down-link latency, and / or round-trip latency by using multivariable, non-linear or linear function prediction, machine learning based prediction or mathematical or logical predictions based on the metrics defined in a).

A data transmission method includes: determining one or more listening frequency bands within an unlicensed frequency range; and determining the frequency band type of at least one listening frequency band in the one or more listening frequency bands, the frequency band type including at least one of an uplink listening frequency band, a downlink listening frequency band, or an undefined listening frequency band, the downlink listening frequency band being used for downlink transmission, the uplink listening frequency band being used for uplink transmission, and the undefined listening frequency band being used for either uplink transmission or downlink transmission.

The invention discloses a data encryption system, which is applied to the field of legal data security, and comprises a data encryption service platform, a block chain node and a supervision system, the platform communicates with the latter two and provides a password service, a configuration key management module, an encryption strategy module and an authorization auditing module, and the modules are in data interaction linkage. The key management module constructs a three-level dispersion mechanism through a data root key, a service mother key and a case ID, dynamically generates a case independent key, and associates the case ID with authorization information, a data protection strategy and a key storage platform. And the encryption strategy module calls a case key, carries out point-to-point encryption on the structured data, carries out secondary encryption, stores the encrypted structured data in the block chain, carries out end-to-end encryption on the unstructured data of the audition certificate, stores the encrypted unstructured data in the platform in a distributed manner, and associates the two types of data through a ciphertext index and allows a supervision system to download the two types of data. And the authorization auditing module controls data downlink decryption. The legal case data security can be guaranteed.

According to the technical scheme, the M-Bus bus technology, a communication polling mechanism and a communication module identification circuit are adopted in the terminal, all functional modules are connected together, a two-wire system positive electrode and a two-wire system negative electrode do not need to be distinguished, the function expansion capacity of the whole system is enhanced, and the system reliability is improved. The types and the number of functional modules can be expanded according to actual requirements, storage, processing and statistics of electric energy original data of important gateways such as a transformer substation and a power plant are achieved, and finally the data can be transmitted to different electric energy management master stations through multiple communication channels such as Ethernet and 4G. According to the power station electric energy acquisition terminal, high-efficiency operation of acquisition capability, operation speed and uplink and downlink speed of the system is ensured, the problems of poor function expansion capability, poor acquisition capability and insufficient operation speed are solved, and the reliability, stability and accuracy of the power station electric energy acquisition terminal and the marketing analysis and management level of power enterprises are further improved.

A kind of cable tank suitable for automatic haulage device of coal mining machine, including cable tank tank body and being arranged in the first support piece, second support piece of cable tank tank body, the middle part of the side wall of cable tank tank body is provided with mounting hole, the bottom of cable tank tank body is provided with limiting hole, the lower end of first support piece is inserted into limiting hole, the side of first support piece is located in mounting hole, first support piece and the side wall of cable tank tank body and the bottom of cable tank tank body form lower chain channel passage, second support piece includes upper chain channel passage, the lower part of one side of upper chain channel passage is provided with limiting block, limiting block is embedded into mounting hole, the lower end of limiting block is connected with first support piece;The present application forms vertically arranged upper chain channel passage and lower chain channel passage using the one side wall in the first support piece, second support piece in cable tank tank body, solve the disadvantage that the height of cable tank is increased in the actual use process of horizontal chain channel arrangement towed cable cable tank, avoid the limitation to coal mining height.

Embodiments of the present disclosure relates to methods and apparatuses for wireless communication. According to some embodiments of the present disclosure, a method includes: receiving a signaling indicating configuration information on a set of aperiodic channel state information reference signal (CSI-RS) resources corresponding to a trigger state in a downlink control information (DCI). The set of aperiodic CSI-RS resources may include a plurality of subsets of aperiodic CSI-RS resources; and receiving at least one aperiodic CSI-RS resource of the set of aperiodic CSI-RS resources according to the configuration information.

The present disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate than a 4G communication system such as LTE. According to an embodiment, a method performed by a UE in a communication system may be provided. According to an embodiment, the method may comprise the steps of: receiving, through higher layer signaling, information related to candidate physical uplink control channel (PUCCH) resources in a first radio access technology (RAT); receiving downlink control information (DCI) for scheduling a physical uplink shared channel (PUSCH) in a second RAT, the DCI including a bit field indicating a candidate PUCCH resource included in the candidate PUCCH resources; performing rate-matching applied to a resource element (RE) overlapping the candidate PUCCH resource from among REs included in the PUSCH; and transmitting the PUSCH to which the rate-matching is applied.

An electronic device comprises a communication circuitry, at least one processor comprising processing circuitry, memory for storing instructions, wherein instructions, when executed by the at least one processor, cause the electronic device to receive, from a base station, a down link control indicator (DCI) format 0_2; determine whether a state associated with the electronic device is in an emergency state, based on the determination that the state associated with the electronic device is in another state different from the emergency state; transmit, to the base station, a first signal based on resources indicated by another DCI format different from the DCI format 0_2; and based on the determination that the state associated with the electronic device is in the emergency state: generate information associated with the determined state, and transmit, to the base station, a second signal including the information based on resources indicated by the DCI format 0_2.

An electronic device comprises a communication circuitry, at least one processor comprising processing circuitry, memory for storing instructions, wherein instructions, when executed by the at least one processor, cause the electronic device to receive, from a base station, a down link control indicator (DCI) format 0_2; determine whether a state associated with the electronic device is in an emergency state, based on the determination that the state associated with the electronic device is in another state different from the emergency state; transmit, to the base station, a first signal based on resources indicated by another DCI format different from the DCI format 0_2; and based on the determination that the state associated with the electronic device is in the emergency state: generate information associated with the determined state, and transmit, to the base station, a second signal including the information based on resources indicated by the DCI format 0_2.

A communication device in a communication network includes at least one processor. The at least one processor is configured to at least one processor configured to search a spectrum of the communication network using a Long Term Evolution Primary Synchronization / Secondary Synchronization Signals (LTE PSS / SSS), estimate the LTE interference using cell specific reference signals for Down Link (DL) when the LTE PSS / SSS signal is detected, and utilize LTE cell specific reference signals (CRS) and feed the equalized signal to a Data Over Cable Service Interface Specification (DOCSIS) Physical Layer (PHY) engine.

Disclosed are methods, controllers, and computer-readable media that explicitly label data packets and interfaces as trusted or untrusted. The data packet labeling can occur at a centralized security hub or at the enforcement site itself, i.e., at the interface to the trusted or untrusted region. The packet can be labeled with metadata associated with the packet, and that label can be carried through the transport of the packet to avoid overbroad or unnecessary security procedures. Further, a network administrator can designate certain links as trusted or untrusted so that packets designated as trusted can be sent down trusted links, and untrusted traffic can be sent down untrusted links. Network resources are saved while traffic is better separated and allocated down links with trustworthiness that is congruent with that of the packet.

Method for downlink transmission in a network infrastructure (1) comprising a first network (10) comprising a head-end (11) and at least one radio node (12), a second network (20) comprising a head-end (21) and at least one radio node (22) and a gateway (2), wherein downlink transmission of the first network (10) and downlink transmission of the second network (20) is carried out via the gateway (2) and wherein the method comprises the following steps: receiving a current downlink transmission (DL) of the head-end (11) of the first network (10) or of the head-end (21) of the network (20) by the gateway (2); Sending or not sending the current downlink transmission (DL) by the gateway (2) depending on a duty cycle (DC_u) of a radio channel intended for the current downlink transmission (DL) used in a predetermined previous period (T) for downlink transmissions of the first network (10) and second network (20).

The invention discloses a signal processing method, a digital module, an analog module and a chip, and relates to the technical field of chip design and testing, the digital module of the chip is responsible for transmitting a test mode control signal and an original analog control signal, the analog module autonomously processes signal logic in a test mode, and the test mode control signal and the original analog control signal are transmitted to the digital module; and all registers on the digital side can be subjected to uplink scanning. Compared with the process that the number needs to manually screen the downlink register in the traditional scheme, the method has the advantages that the process that the number and simulation repeatedly confirm the downlink register is omitted, the communication cost is reduced, meanwhile, the problem that the register is missed to be tested due to downlink is avoided, and the coverage rate of testability design is increased.