41results about "Answer-back mechanisms" patented technology

Various embodiments provide a method and apparatus for state feedback in a 4 handshake process. In an embodiment, a method performed by a first wireless device includes receiving a first message from a second wireless device, the first message including identification information of the second wireless device; determining state information at least based on the identification information, wherein the state information indicates feedback of the first message; and transmitting the state information to the second wireless device in a four-way handshake message in a four-way handshake process between the first wireless device and the second wireless device.

A server device configured to communicate, via a communication network, with at least one device including a learner configured to perform processing by using a learned model, includes processor, a transmitter, and a storage configured to store a plurality of shared models pre-learned in accordance with environments and conditions of various devices. The processor is configured to acquire device data including information on an environment and conditions from the at least one device, and select an optimum shared model for the at least one device based on the acquired device data. The transmitter is configured to transmit a selected shared model to the at least one device.

The present disclosure provides a network element selection method, and apparatus, and network elements. The method includes: selecting, by a first network element, a network slice-specific authentication and authorization function (NSSAAF) network element according to first information; wherein the first information includes at least one of the following: S-NSSAI for a network slice; a home network identifier in a subscription permanent identifier (SUPI); a data network name (DNN); a generic public subscription identifier (GPSI); a subscription permanent identifier (SUPI); an external group ID; an internal group ID; and a routing identifier.

The present invention discloses a heterogeneous integrated package antenna with back radiation, wherein the dielectric substrates are stacked in multiple layers, the first dielectric substrate is located on the top layer as a cover plate, the center of the second dielectric substrate is completely hollowed out to accommodate the DC bonding wire, the center of the third dielectric substrate is etched to place the MMIC chip, and the fourth dielectric substrate is thinned around to suppress surface waves and improve radiation efficiency; the metal shielding layer is attached to the surface of the dielectric substrate, and a rectangular coupling window is left to regulate the transmission mode; an on-chip antenna is designed on the MMIC chip, and the antenna energy is transferred to the third dielectric substrate through the MMIC chip substrate, and is guided to the fourth dielectric substrate by the metallized through-hole fence, and finally radiated into the air. The heterogeneous integrated package antenna with back radiation combines the MMIC chip process and the multi-layer dielectric substrate process, and realizes the high-performance design of the antenna and the miniaturized packaging of the system at the same time, and can be applied to large-scale phased array and reverse array systems in the millimeter wave and terahertz frequency bands.

The invention discloses a compact dual-band Van Atta array antenna for dual-band backward RCS enhancement, and relates to the technical field of RCS backward enhancement and dual-band antennas. In the present invention, all single-port single-band antennas and single-port dual-band antennas are provided with a corresponding power divider in the dual-band feeding network, and the two output ends of each power divider are connected to the antenna through metal through holes. Each antenna is fed through a port. Thanks to the above-mentioned hybrid array and the design of single-port feeding of all antennas, the number of transmission lines in the antenna unit and the feeding network is effectively reduced. The present invention reduces the number of transmission lines in the antenna unit and the feeding network by using these two antenna hybrid array methods, solves the problem of the large size and complex design of the dual-band Van Atta array, and realizes the compact design of the dual-band Van Atta array.

The present invention discloses an ultra-wideband tightly coupled wide-angle scanning array antenna, which belongs to the technical field of phased array antennas. The array antenna of the present invention is composed of a plurality of unit antennas arranged in a rectangular shape, and the unit antennas include a metal floor, a metal short-circuit column, a dielectric substrate, a microstrip feeder, a metal strip, a coaxial connector, a gradient radiation slot and a narrow long slot; the array antenna of the present invention adopts the design concept of integrating the matching layer into the array surface, which can achieve ultra-wideband wide-angle scanning without adding extra weight and can meet the requirements of low profile, light weight and low cost; the array antenna of the present invention uses a tightly coupled long slot array, avoids the complex decoupling network design, and introduces a long narrow slot, which enhances the coupling between the units and reduces the input impedance, so that the antenna can be better matched with the coaxial feed; the array antenna of the present invention adopts the design of unequal spacing between the E-plane and H-plane array elements, which can improve the impedance matching performance when scanning different planes.

The present invention relates to a broadband dual-polarized cross-dipole antenna loaded with a non-uniform high-impedance surface, and belongs to the field of radio frequency microwave technology. The present invention proposes a non-uniform high-impedance surface structure, which has more degrees of freedom in adjusting the resonant frequency and the reflection phase bandwidth. By loading the non-uniform high-impedance surface structure under the cross-dipole antenna, the broadband and low profile of the antenna are achieved. Therefore, the antenna of the present invention has a wider bandwidth and a lower profile than the traditional dual-polarized cross-dipole antenna. Secondly, by digging a groove inside one of the arms of the cross dipole, the impedance matching of the antenna in the high frequency band is improved. At the same time, by introducing a parasitic patch around the dipole, the impedance matching of the antenna in the entire working frequency band is further improved, and the working bandwidth of the antenna is expanded. Finally, a metal grounding wall is loaded around the antenna to expand the beam width of the antenna. The dual-polarized antenna of the present invention achieves broadband, low profile and high port isolation.

A first solid state drive (SSD) includes a first built-in network interface device configured to communicate via a network fabric, and a second SSD includes a second built-in network interface device configured to communicate via the network fabric. A connection is opened between the first SSD and the second SSD over the network fabric. Based on a non-volatile memory (NVMe-oF) communication protocol on a structure, NVMe commands for transferring data between a first SSD and a second SSD over a connection are encapsulated in an encapsulation. The package is sent over the connection from the first SSD to the second SSD via the network fabric. The second SSD executes the NVMe command in the package to transfer data between the first SSD and the second SSD over the connection.

Systems and methods of establishing service requests via a smart TV device are provided. A smart TV device can receive fault condition information. The smart TV device can establish a first communication session between the smart TV device and a server and can transmit a service request interaction, including the received fault condition information, to the server. The server can transmit the first service request interaction to a computing device in a contact center environment. The computing device can generate diagnostic information and can transmit the diagnostic information to the server, which can forward the diagnostic information to the smart TV device. The smart TV device can display a prompt to deflect the first service request interaction from the smart TV device to a mobile device of the user. The mobile device can establish a second communication session between the mobile device and the computing device in the contact center environment to complete the first service request interaction.

The embodiments of the present disclosure relate to the technical field of network communications. Provided is a session establishment method applied to an access network device, comprising: receiving a session request of a UE, and sending the session request to a core network device; receiving a request response message returned by the core network device, wherein the request response message carries a session resource; initiating security activation of an access stratum to the UE; and after it is confirmed that the security activation is successful, sending the session resource to the UE for the UE to establish a session based on the session resource.

The present invention proposes an optoelectronic fusion superheterodyne terahertz channel monitoring system, which belongs to the field of millimeter wave / terahertz information technology. The system includes a terahertz receiving unit, an optical radio frequency unit, a tuned optical local oscillator unit, an optoelectronic down-conversion unit, and a filtering and processing unit. The system uses a frequency sweeping laser as a tuned optical local oscillator unit to output a tuned optical local oscillator signal, which is optically mixed with a terahertz signal or an intermediate frequency signal loaded into the optical frequency domain and down-converted to the baseband for processing. The present invention makes full use of the large bandwidth characteristics of optoelectronic frequency conversion devices, overcomes the electronic bottleneck of signal processing in the traditional electrical frequency domain, and directly realizes ultra-wideband terahertz signal monitoring on a single-channel monitoring machine; it also uses a bandpass optical filter to conveniently monitor the optical radio frequency signal in sections, and realizes multi-channel optoelectronic fusion superheterodyne terahertz channel monitoring, which not only greatly improves the test rate, but also can effectively expand the frequency test coverage.

A computer implemented method for providing communication between a secured client computer and a remote computer. There is provided a client computer that includes peripheral components. Each peripheral component is configured, by a processor, to process a corresponding peripheral component data of a data type that is not compatible with peripheral component data types processed by a processor of other peripheral components. The processor of each peripheral component is further configured to code the corresponding data of the specified data type. Each peripheral component is configured, by the processor, to establish a secured peer-to-peer communication channel between the peripheral component and the remote computer that is authorized to communicate with the client computer, and is further configured to code data that is communicated between the authorized remote computer and the peripheral component through the secured communication channel. The coded data being indecryptable by the processors of other of the peripheral components.

A network information transmission system. The network information transmission system includes a packet handling device including a control plane configured to open a remote direct memory access (RDMA) connection with a destination external to the network information transmission system, an encapsulator configured to encapsulate one or more packets traversing the packet handling device, producing one or more encapsulated packets, and a transmitter configured to transmit the one or more encapsulated packets, via the RDMA connection, to the destination external to the network information transmission system. Related apparatus and methods are also described.

A method performed by a STA may comprise receiving a frame, from a first AP including an indication of a configuration change counter (CCC) associated with a second AP. The CCC may be an unsigned integer that increments when an update to one or more AP parameters of the second AP has occurred. The method may further comprise establishing a first wireless link with the first AP and establishing a master key via at least the first wireless link.

The invention discloses a novel square fractal patch antenna, comprising a novel square fractal patch antenna, a substrate, a feeder and a floor. The novel square fractal patch antenna is a fractal shape based on fractal geometry theory. An ideal first-order fractal digs a fractal regular polygon hole at the center of a basic regular polygon with n sides, the vertices of the hole coincide with the midpoints of the sides of the basic regular polygon, and the fractal iteration factor is cos(π / n), where n is a natural number greater than 2. A second-order fractal fills a regular polygon entity at the center of the sides of the basic regular polygon on the basis of the first-order fractal, and its vertices coincide with the midpoints of the sides of the first-order regular polygon. In practical applications, the ideal regular polygon fractal holes or fractal entities of various orders are enlarged or reduced with their centers as base points, and the holes or filled entities of various orders of fractals can be rotated by an angle β with their geometric centers as rotation centers. A coplanar coupling feeding mode is adopted, and the feeder is formed by connecting a straight line + a regular polygonal ring microstrip line.

Various embodiments provide methods and apparatus for status feedback in a 4-way handshake procedure. In an embodiment, a method performed by a first wireless device comprises: receiving a first message from a second wireless device, the first message comprising identification information of the second wireless device; determining status information at least based on the identification information, the status information indicating a feedback to the first message; and transmitting, to the second wireless device, the status information in a 4-way handshake message in a 4-way handshake procedure between the first wireless device and the second wireless device.

Approaches presented herein provide for the real-time backhauling of data streams direct to memory. In at least one embodiment, a host device can initiate a Remote Direct Memory Access (RDMA) transmission with a remote device for sensor data streams. Initialization data for the RDMA transmission can be sent from the host to the remote device, such as over an existing physical Ethernet or InfiniBand (IB) connection. The host device can enter a Ready-to-Receive (RTR) state and send instructions to the remote device to enter a Ready-to-Send (RTS) state. The RDMA transmission can be initialized between the host device and the remote device to transfer streaming data. Using a remote data manager, the streaming data can be sent over the existing Ethernet connection as a RDMA transmission and written directly to allocated memory. The system may be scaled to include higher throughput sensors, additional sensors, and multiple remote transmission devices.

Systems and methods of establishing service requests via a smart TV device are provided. A smart TV device can receive fault condition information. The smart TV device can establish a first communication session between the smart TV device and a server and can transmit a service request interaction, including the received fault condition information, to the server. The server can transmit the first service request interaction to a computing device in a contact center environment. The computing device can generate diagnostic information and can transmit the diagnostic information to the server, which can forward the diagnostic information to the smart TV device. The smart TV device can display a prompt to deflect the first service request interaction from the smart TV device to a mobile device of the user. The mobile device can establish a second communication session between the mobile device and the computing device in the contact center environment to complete the first service request interaction.

Method and apparatus for managing device usage time SOLUTION: The method includes receiving a time-based restriction on use by the first user with respect to the application, website, or device-level function 802, receiving encrypted data indicating use by the first user on the second device with respect to the application, website, or device-level function 804, determining that at least one of the use by the first user on the second device or the use by the first user at the device with respect to the application, website, or device-level function violates the time-based restriction 808, and in response to the determination: A notification that the time-based restriction has been violated by the first user is provided 810.SELECTED DRAWING: Figure 8

A device may include a processor configured to receive a request to establish a Multimedia Priority Service (MPS) session for a user equipment (UE) device. The processor may be further configured to generate a General Packet Radio Service (GPRS) Tunnelling Protocol (GTP) tunnel in a core network from the device to a gateway associated with a packet data network (PDN); map an MPS priority to data units associated with the MPS session sent via the generated GTP tunnel; generate an Internet Protocol Security (IPSec) tunnel from the device to the UE device through a wireless local area network (WLAN); and prioritize data units associated with the MPS session through the IPSec tunnel based on the MPS priority.

The application provides a data transmission device and equipment, the data transmission device comprises an interface module, a network module, a first circuit, a second circuit and a wireless communication module, wherein the network module receives Ethernet data through the interface module, and converts the Ethernet data into TTL signals and then transmits the TTL signals to the first circuit and the second circuit respectively; the first circuit converts the TTL signals output by the network module into RS232 data and then transmits the RS232 data to the wireless communication module, the wireless communication module converts the RS232 data into wireless signals and then transmits the wireless signals to a wireless terminal; and the second circuit converts the received TTL signals into RS485 data and then transmits the RS485 data to a wired terminal. Through the data transmission device, the host call data of a queuing calling system can be sent to a wireless calling device and a wired calling device, one host can cover a larger environment area, and the host is no longer limited in engineering deployment and use, so that flexibility is improved and application scenarios are enriched.

The present invention discloses a broadband directional pattern reconfigurable antenna based on a dipole, belonging to the technical field of microwave antennas. The antenna of the present invention comprises a dielectric substrate, a central patch, four broadband balun feeding structures, four PIN diode switches, a DC bias circuit, four parasitic metal structures, four folded dipoles and a coaxial line; the PIN diode switch is loaded between the central patch and the corresponding broadband balun feeding structure to stimulate the broadband balun feeding structure in different directions, so that the folded dipole under the dielectric substrate participates in the radiation, and the main radiation patch is switched on and off by loading the DC bias control switch, so that the surface current distribution of the antenna can be changed to achieve different beam pointing directions. The directional pattern reconfigurable antenna of the present invention can realize the switching of four different beam pointing directions in the azimuth plane, and has the advantages of wide working frequency band, fast switching speed, stable performance, simple structure, and easy processing.

Aspects of the subject technology relate to ways to determine the optimal storage of data structures in a hierarchy of memory types. In some aspects, a process of the technology can include steps for identifying a retrieval cost associated with retrieving a field in an object from data storage, comparing the retrieval cost for the field to a cost threshold for storing data in persistent memory, and selectively storing the field in either a persistent memory device or a non-persistent memory device based on a comparison of the retrieval cost for the field to the cost threshold. Systems and machine-readable media are also provided.

A storage system for sensor data includes a plurality of storage modules coupled together via a network fabric, each storage module including a plurality of form factor non-volatile memory (NVMe) storage units. The system also includes an integrated processor coupled to the network fabric and storage modules. The integrated processor is configured for control functions and data processing. The integrated processor configuration includes instructions such that the plurality of storage devices receive data via a data centric publish subscribe (DCPS) notification followed by a remote direct memory access (RDMA) transfer.

Method and apparatus for enhanced authentication. A method performed by a communication device may include sending a first request to the communication device, wherein the request includes a communication device identifier of the communication device. The method may further include receiving a first response from the communication device, the first response including one or more parameters. The method may further include generating a first key and a second key based on the received response. The method may further include sending a second request to the communication device, the second request including the first key and a message based on the second key.

The embodiment of the present invention discloses a secure communication method, device and system, the secure communication method comprising: sending a first message to a first network slice entity through a first network entity of a network where a first network slice entity to be registered and accessed is located; receiving a fourth message from the first network slice entity. The embodiment of the present invention does not require a complete re-authentication process, reduces the registration access time, and reduces the waste of network resources.

A method performed by a STA may comprise receiving a frame, from a first AP including an indication of a configuration change counter (CCC) associated with a second AP. The CCC may be an unsigned integer that increments when an update to one or more AP parameters of the second AP has occurred. The method may further comprise establishing a first wireless link with the first AP and establishing a master key via at least the first wireless link.

The present invention relates to the technical field of antenna data measurement, and specifically relates to a phased array antenna calibration method, which can obtain input parameters, set the scanning mode of a vector network analyzer to a segmented scanning mode, and set parameters; sequentially traverse and test each frequency point number under each vector in each channel, and obtain and store the amplitude and phase values radiated by each frequency point number in each channel; perform vector synthesis on the data of all frequency point numbers in each channel through the PhaseToggle algorithm to obtain the final amplitude and final phase values in each channel. It can be understood that the technical solution shown in the present invention utilizes the segmented trigger mode set by the vector network analyzer and its characteristics of high precision, high sensitivity, and programmability to achieve automatic parameter configuration and high-efficiency data acquisition. At the same time, the PhaseToggle algorithm is adopted to reduce the signal coupling problem between channels and ensure the accuracy of the final calibration data.