53results about How to "Avoid transmission interruption" patented technology

The embodiments of the present invention provide a method and apparatus for selecting a network device during switching. The method comprises: receiving a switching request message which is sent by a user equipment and used for indicating to switch an access network used by a session of the user equipment to a first access network from a second access network; acquiring a first access point name used when the user equipment accesses a core network through the second access network and an identification of a first packet data network gateway corresponding to the first access point name; and selecting the first access point name as an access point name used after the session of the user equipment is switched to the first access network, and selecting a packet data network gateway indicated by the identification of the first packet data network gateway as a packet data network gateway used after the session of the user equipment is switched to the first access network. By adopting the present invention, when a UE is switched between access networks, the IP address will not change, thereby effectively avoiding the problem of transmission interruption of IP data streams of the UE.

The invention discloses a dynamic resource allocation method for an orthogonal frequency division multiple access (OFDMA) system. The method comprises: (1) a parameter initialization step; (2) a sub-carrier scheduling step; and (3) a power allocation step. According to the method, optimal power can be computed without intensive successive approximation searching, so that computational complexity is effectively lowered. When spectral efficiency meets system requirements, energy efficiency is taken as a main consideration, and by the method, minimum energy consumption in the transmission of a unit bit can be computed, and the spectral efficiency and the energy efficiency can be well balanced, so that an energy utilization rate can be further increased, and communication is energy-saving and environment-friendly.

The invention discloses a data transmission method, device and system, intelligent wearable equipment and a readable storage medium, and the method is applied to the intelligent wearable equipment, and comprises the steps: obtaining a first physiological parameter, and transmitting the first physiological parameter to a cloud server in real time; if the data transmission is interrupted, marking the physiological parameters measured after interruption, adding a timestamp to obtain second physiological parameters, and storing the second physiological parameters in a local temporary memory; afterthe data transmission is recovered, reading a second physiological parameter from the temporary memory according to the mark; synchronously sending the second physiological parameter and the physiological parameter measured at the current moment to a cloud server, so that the cloud server splices the physiological parameter based on the timestamp; and deleting the successfully sent second physiological parameter from the temporary memory. According to the method and the device, the continuity of the data can also be ensured in a scene that the network is unstable, the problem of data transmission interruption possibly occurring when the data is forwarded through the mobile terminal is avoided, and data loss is avoided.

The present invention discloses a resource information sending and broadcasting method and device. The resource information sending method comprises the steps of determining the resources used by the second kind of nodes and the resources used by the first kind of nodes, and determining the first kind of nodes of receiving the resource coordination messages, wherein the first kind of nodes are located within a base station signal coverage range, and the second kind of nodes are located beyond the base station signal coverage range; sending the resource coordination messages to the determined first kind of nodes, and indicating the first kind of nodes to broadcast the content of the resource coordination messages, wherein the resource coordination messages carry the resource information of the first kind of nodes and the second kind of nodes. According to the present invention, the resource continuity during the process that the nodes move at the network coverage edges, is guaranteed, the resource collision is reduced, and the utilization rate of the system resources is improved.

The invention provides a link state maintenance method and device. The method comprises the following steps: selecting at least one of a plurality of superior nodes corresponding to a current node according to a priority to establish a communication link; first dynamic routing information is broadcasted to the corresponding superior node through the communication link; and receiving second dynamicrouting information broadcasted by the corresponding upper-level node through the communication link and broadcasting the second dynamic routing information to the lower-level node communicated withthe current node. Wherein during static configuration, the lower-level node selects the upper-level node according to the priority, and supports the situation that the lower-level node simultaneouslycorresponds to a plurality of upper-level nodes, so that information can be transmitted through other upper-level nodes when the upper-level node is abnormal, transmission interruption is avoided, thetransmission reliability is improved, and the application requirement can be met. In addition, non-adjacent node link state maintenance is supported through dynamic routing state broadcast, and the transmission reliability is further improved.

The invention relates to a loop type heat pipe which is suitable for radiating heat of a heat source. The loop type heat pipe comprises a conduit, a first capillary structure, a second capillary structure and a working fluid arranged in the conduit, wherein the conduit is provided with a condensation section, a barrier section and an evaporation section, the evaporation section is suitable for touching the heat source in a heat conduction mode, and the barrier section is adjacent to the evaporation section; the first capillary structure is arranged on the inner surface of the conduit and between the condensation section and the barrier section; the second capillary structure is provided with a first part and a second part connected with the first part, and the first part is arranged on the inner surface of the conduit and extends to the barrier section from the evaporation section; the second part passes through the barrier section and extends towards the condensation section from the barrier section; and a gap is preserved between the first capillary structure and the second part of the second capillary structure and limits a compensated chamber.

The invention relates to the technical field of database application, and discloses a distributed data synchronization system and method. In the invention, the distributed data synchronization system comprises a master server station and a plurality of sub server stations; all the sub server stations are respectively in communication connection with the master server station; the master server station is a data sending end; the sub server stations are data receiving ends; or, the master server station is the data receiving end; the sub server stations are data sending ends; the distributed data synchronization method comprises the following steps that the data sending end sends all data to be synchronized to the data receiving end in real time according to a pre-configured data format, wherein all the data to be synchronized include a plurality of data items; the data receiving end receives data from the data sending end in real time; the original data to be synchronized are covered by the received data; therefore, the data are updated in time; pressure balance is realized; requirements to the server are reduced; and the cost investment of the server is reduced.

The invention provides a method and device for sending multicast data. A mobile network comprises a core network, and the method comprises the following steps that a core network user plane network element establishes a plurality of data connections with a terminal; the core network user plane network element determines a first data connection, wherein the plurality of data connections comprise the first data connection; the core network user plane network element receives multicast data sent to the terminal; and the core network user plane network element sends the multicast data to the access network element through the first data connection. The first data connection is partial data connection in the plurality of data connections, and the core network user plane network element sends the multicast data to the terminal through the partial data connection in the plurality of data connections, thereby reducing the redundant multicast data transmitted in the core network, and avoiding the waste of transmission resources.

The invention provides a message transmission control method used in an IP multimedia sub system, which comprises that a multimedia resource function controller is provided with a threshold value for controlling byte quantity of a message body, and transmits the threshold value to one or a plurality of multimedia resource function processors through the messages of an H248 protocol, the multimedia resource function processor assures whether to split the received messages or not according to the threshold value, and the multimedia resource function controller controls one or a plurality of multimedia resource function processors to simultaneously transmit a plurality of message blocks to the same receiving end under the circumstance of needing to split the messages into a plurality of message blocks, and the receiving end combines a plurality of message blocks into the received message.

The invention provides an information reporting method and device, a terminal and network side equipment. One embodiment of the information reporting method is applied to a terminal, and comprises thestep of reporting MCG abnormal information through a signaling radio bearer SRB 3 if it is detected that a main cell group MCG is abnormal. The embodiment of the invention discloses an information reporting method. When the MCG is abnormal, the terminal reports MCG abnormal information to the SCG side through the SRB3, and performs RRC connection reconfiguration with the network side, thereby avoiding a reestablishment process of RRC connection when the MCG is abnormal in the prior art, and further avoiding transmission interruption of the MCG side and the SCG side caused by the reestablishment process.

The application provides a beam training method and a beam training device. The method includes the following steps: acquiring sector angle information, wherein the sector angle information is used torepresent angles between a plurality of sectors of initiating equipment and / or angles between a plurality of sectors of answering equipment; acquiring signal quality information, wherein the signal quality information is used to represent the signal quality of the initiating equipment and the answering equipment when adopting different transceiving sectors; and performing beam selection accordingto the sector angle information and the signal quality information. The beam training method and the beam training device provided by the embodiment of the application are beneficial to reducing theprobability of transmission interruption.

The invention discloses a dynamic resource allocation method used in an OFDMA system, comprising: (1) a parameter initialization step; (2) a subcarrier scheduling step; (3) a power allocation step. The method of the invention can solve the optimal power without a large number of stepwise approximation searches, effectively reducing the computational complexity. When the spectral efficiency meets the system requirements, the energy efficiency is taken as the main consideration at this time, and the method of the present invention can be used to obtain the minimum energy consumption of the transmission unit bit, and can obtain a good balance between the spectral efficiency and the energy efficiency, further improving Energy efficiency makes communications more energy-efficient and environmentally friendly.

The invention provides a beam failure recovery handling method, a terminal and network side equipment. The method comprises the following steps of sending a scheduling request (SR) to network side equipment when detecting that a beam failure recovery (BFR) request needs to be reported. By adopting the method, when the terminal detects that the BFR request needs to be reported, the scheduling request SR is triggered, so that the BFR request can be recognized and responded by the network side equipment in time, alternative beam information is sent in time, beam recovery is carried out, and the problems that uplink resources are insufficient, a random access process needs to be executed, and data transmission is interrupted are avoided.

The invention provides a method for quickly relocking a DLL circuit. The method comprises the following steps: setting the DLL circuit; detecting whether overflow or underflow exists in real time, correspondingly setting a control signal according to a detection result, and controlling the delay of an internal clock; according to the method provided by the invention, the loss of instructions and data can be greatly reduced, and the normal phase locking state can be recovered in time without resetting the DLL circuit; a clock with the minimum error can be provided for output data during overflow or underflow, rapid relocking is achieved, the data transmission accuracy is high, and the stability is good; the adverse effect of temperature change on clock processing is effectively solved; the working reliability of the DRAM is improved, and the deep application of an integrated circuit technology is further promoted.

The invention relates to a novel waterproof cable, which comprises a conductor and a conductor shielding layer, wherein an insulation layer is arranged outside the conductor shielding layer, an insulation shielding layer is wrapped outside the insulation layer, and a protection layer is arranged outside the insulation layer. The novel waterproof cable has the advantages that waterproof rubber is adopted to be used as materials of a waterproof layer, the waterproof performance of the cable can be optimized, the cable transmission interruption of the cable due to dampness in the use process can be prevented, the service life of the cable is prolonged, the work efficiency of the cable is enhanced, and the voltage-withstanding capability of the cable is improved.

The invention discloses a wireless communication system and a time domain and frequency domain resource multiplexing method thereof. The system comprises multiple stages of nodes, wherein the nodes with the father-child relationship are nodes of the same level, the root node and child nodes of the root node form a first-level node, and the child node in the previous-level node is a father node inthe next-level node; in the same-level node, the father node and the child nodes of the father node communicate in the same frequency spectrum and time division multiplexing mode; every two adjacent stages of nodes communicate in a frequency division multiplexing mode. According to the invention, the communication quality can be ensured and the waste of wireless resources can be avoided.

The invention discloses a cable clamp which is arranged in an electronic device and is used to clamp a cable. The cable clamp comprises a first clamp body and a second clamp body. The first clamp bodyhas a first clamp part and two anti-pull parts spaced apart from each other. The second clamp body has a second clamp part corresponding to the first clamp part and two fixed connection parts corresponding to the two anti-pull parts, and the two anti-pull parts are respectively and fixedly connected to the two fixed connection parts. When the first and second clamp bodies are clamped together, the cable is clamped and positioned between the first and second clamp parts, one part of the electronic device is confined between the two anti-pull parts, and the first clamp body bears the pull forcethrough one of the two anti-pull parts. Thus, the plug electrically plugged into the electronic device can be avoided being pulled off, and data transmission interruption or signal transmission interruption can be prevented.

The invention discloses a distribution network encryption system based on low energy consumption. The system comprises a distribution network communication design module, an intelligent low-energy-consumption module, a distribution network encryption module and a distribution network test module. The invention also provides a distribution network encryption method based on low energy consumption,and the method comprises the steps: the real-time monitoring of power distribution equipment is carried out through a sensor, and a distribution network site is designed according to monitoring information; low energy consumption optimization is carried out on the designed distribution network to ensure that the energy consumption is the lowest under the condition of no loss of the communication efficiency of the distribution network; a distribution network line and distribution network equipment in the system are encrypted, and meanwhile, communication information is intelligently encrypted during distribution network communication; the distribution network state is monitored in real time, and the distribution network is changed in time according to the distribution network state and requirements of two communication parties. The method provided by the invention is low in energy consumption, high in efficiency and high in safety and is applied to an intelligent distribution network system, and a good selection basis is provided for a user.

The invention relates to the technical field of data transmission equipment, and discloses a digital information transmission device based on big data, which comprises four stabilizing seats for reinforcing the device, a transmission machine body is fixedly arranged at the tops of the four stabilizing seats, and eight network sockets are formed in the back surface of the transmission machine body. A fixing plate is fixedly arranged above each network socket, a threaded shaft is assembled on each fixing plate in a threaded mode, and a rotating handle is fixedly arranged at the top end of each threaded shaft. According to the digital information transmission device based on the big data, the fixing plate is arranged, a rotating handle is used for driving a threaded shaft to rotate, then the position of the threaded shaft is made to move downwards, then a network port connecting line is reinforced through a first clamping and fixing joint and a second clamping and fixing joint, connection of a network port is firmer, and the transmission efficiency is improved. Interruption of digital information transmission caused by looseness of the network port connecting line is avoided, and transmission stability of big data digital information is improved.

The invention discloses a hanging rack conveying device. The conveying device comprises a hanging rack conveyer, a movable trolley, four first supporting columns, a rotary plate, a hopper, a telescopic steering conveyer and a hanging rack cover. The hanging rack conveyer comprises a first machine frame and a pair of sliding guide rails disposed on the two sides of the top of the first machine frame. The movable trolley comprises a supporting frame. The four first supporting columns are connected with the four corners of the supporting frame, rollers are arranged on the lower portions of the four first supporting columns, and the movable trolley is in sliding connection with the hanging rack conveyer. The rotary plate is located above the supporting frame, and the middle of the rotary plate is hollowed-out. The hopper is located on the upper portion the rotary plate and fixedly connected with the rotary plate. A first feed inlet is formed in the upper side of the hopper, a first discharge opening is formed in the lower side of the hopper, and the first discharge opening is right opposite to the middle of the rotary plate. The telescopic steering conveyer comprises a second machine frame, and the upper end of the second machine frame is hinged to the lower portion of the hopper through a rotary shaft. The hanging rack conveying device is matched with a binning machine in use, the work range is wide, rotation is flexible, distance adjustment is convenient, continuous work can be achieved, work efficiency is high, and time and labor are saved.

The invention relates to the technical field of computers, and discloses equipment for avoiding transmission interruption caused by external force collision for computer maintenance. The equipment comprises a supporting piece, wherein the outer side of the supporting piece is movably connected with a driving block. According to the equipment for avoiding transmission interruption caused by external force collision for computer maintenance, due to the fact that an actuating rod is movably connected to the upper portion of a screw rod, the screw rod rotates anticlockwise to drive the actuating rod to move along with the screw rod, a metal base plays a role in stabilizing and assisting, matched textures are arranged between the actuating rod and a sliding block, then, a connecting plug at the lower end of a pushing piece can move along a track at the front end of a main body, and the connecting plug falls to the bottom end when sliding to a groove in a mounting base to tightly clamp the equipment, so that the equipment is prevented from shaking left and right due to playing or accidental touch of playing of people and is prevented from falling onto the ground, correct transmission of data content is guaranteed, annoying and irritating situations are avoided, and poor contact is avoided.

Provided in an embodiment of the present invention are a passive optical network data communication method, device and system. The method comprises: determining a total bandwidth and an allocated bandwidth of M currentoperation wavelength channels in a passive optical network, M being an integer greater than or equal to two; when the total bandwidth of the M currentoperation wavelength channels is greater than the allocated bandwidth, the OLT determines that n operation wavelength channels need to be closed according to the total bandwidth and the allocated bandwidth of the M currentoperation wavelength channels, n being an integer greater than or equal to 1 and less than or equal to M; switching a load on the n operation wavelength channels to be closed to other operation wavelength channels; closing the n operation wavelength channels. The embodiment of the present invention dynamically saves energy in the passive optical network, thus improving the bandwidth utilization rate of the passive optical network system.

The invention discloses a network IP shunting method for a high-speed rail millimeter-wave communication system. The IP data is received from the optical fiber through the Ethernet PCS / PMA and the Ethernet MAC, and the IP data message is output online through the AI‑STREAM; Then the received data message is broadcast to the management route and the service route respectively through the broadcast module; the management route discards the received IP data message or sends it to the management data processing module; the service route discards the received IP data message Or send to the business data processing module. The network delay caused by the present invention is low and highly reliable. The present invention divides management and business into two paths for processing through the broadcast module, avoiding unnecessary network congestion caused by abnormality of a certain path. The present invention can not only avoid the problem of network transmission interruption caused by unexpected congestion of two services, but also efficiently complete the delivery of network IP packets without introducing unnecessary delay.

The invention discloses a method and device for sending and broadcasting resource information, including: determining resources used by nodes of the second type and resources used by nodes of the first type, and determining nodes of the first type receiving resource coordination messages, the first type A type of node is a node located within the signal coverage of the base station, and the second type of node is a node located outside the base station signal coverage; sending a resource coordination message to the determined first type of node, and instructing the first type of node to broadcast resources The content of the coordination message, the resource coordination message carries the resource information of the first type node and the second type node. By adopting the invention, the continuity of resources is guaranteed during the movement of nodes at the edge of network coverage, resource collisions are reduced, and the utilization rate of system resources is improved.

A USB control method and electronic device. The present invention provides a control method of an electronic device and an electronic device, wherein the electronic device includes: a USB interface and a metal casing arranged around the USB interface; the control method of the electronic device includes: when it is detected that the electronic device is connected to an external device through the USB interface In the case of the device, determine the port type and port transmission information of the external device; if the port type is the target port type and the port transmission information meets the preset conditions, the control metal shell is grounded. The invention can avoid transmission interruption of the USB interface due to ESD discharge in the data transmission mode, and reduce the risk of the USB interface being burned out due to the grounding of the metal casing.

The present invention provides a link state maintenance method and device, which selects at least one of multiple upper-level nodes corresponding to the current node to establish a communication link according to the priority; broadcasts the first dynamic route to the corresponding upper-level node through the communication link Information: receiving the second dynamic routing information broadcast by the corresponding upper-level node through the communication link and broadcasting to the lower-level node communicating with the current node. Among them, in the static configuration, the lower-level node selects the upper-level node according to the priority, and supports the situation that the lower-level node corresponds to multiple upper-level nodes at the same time, so that when the upper-level node is abnormal, the information can be transmitted through other upper-level nodes, avoiding transmission interruption and improving transmission reliability. meet application requirements. In addition, the link state maintenance of non-adjacent nodes is supported through dynamic routing state broadcast, further improving transmission reliability.

The invention provides a multi-path transmission method and device, which are applied to a real-time communication system, the real-time communication system comprises at least two communication nodes, scheduling service and transmission service are shared between the communication nodes, and the method specifically comprises the following steps: obtaining data stream request information through the scheduling service; based on the data stream request information, obtaining a path node through a scheduling service; calling the transmission service to create a transmission path group based on the path node, and selecting a target transmission path from the transmission path group; and carrying out data stream transmission between the communication nodes based on the target transmission path. According to the invention, multiple transmission paths are generated among the communication nodes, and the target transmission path is determined among the multiple transmission paths to transmit the data stream, so that the data stream transmission reliability and efficiency are improved.