32results about How to "Guaranteed communication performance" patented technology

The invention relates to the technical field of communication, and discloses a voice scheduling unified platform construction method and system based on SDH / PTN, and the method comprises the steps: deploying a soft switching platform and a server, configuring a soft switching data network based on an SDH / PTN transmission system, configuring an IP interface gateway on an existing stored program control exchange, and enabling the IP interface gateway to be in butt joint with the soft switching platform, thereby achieving voice intercommunication; the method comprises the following steps of: accessing a scheduling soft switching system in an IP (Internet Protocol) mode, running a scheduling service on a dual-mode scheduling desk in dual networks, and arranging an IP phone or an IAD (Inter-Access Device) analog access gateway and an analog phone at a corresponding site; through an NTP time service mode, time unification of all devices in program-controlled switching and soft switching is realized. A soft switch platform is interconnected with an emergency satellite communication network, an IP telephone is deployed through a satellite data network, the soft switch platform is intercommunicated with other telephones and a public network PSTN, and conference and video call functions based on the satellite network are realized. According to the method, the overall performance of the voice scheduling exchange system is improved, and a safer, more stable, more efficient and more flexible communication environment is provided for users.

The invention discloses a beam forming optimization method and device for a communication perception integrated system. The method aims at a scene of differentiated demands of communication and sensing services, and aims to meet the communication rate demand of a ground user and improve the sensing performance. The beam forming optimization method for the integrated system is designed by adopting theories of continuous convex approximation, positive semi-definite relaxation, first-order Taylor extension, sequential rank-one constraint relaxation and the like. According to the method provided by the invention, the sensing gain can be maximized, the communication rate requirement of the ground user can be ensured, a resource management scheme meeting the differentiated service requirement of the communication and sensing integrated system can be obtained, and the network transmission performance can be obviously improved.

The invention discloses a matching method and system based on a 5G network, Beidou positioning and non-line-of-sight microwave, and relates to the technical field of target signal positioning, and the matching method comprises the steps: building a static and dynamic combined calibration data set through obtaining high-precision geographic position information and real-time signal intensity data, and carrying out the calibration of the calibration data set; and adaptive direction adjustment and rapid focusing of the antenna are supported, and efficient communication and accurate positioning in a complex scene are realized. The calibration matching model is trained based on the calibration data set, so that the precision and adaptability of the model under multiple geographical environments and non-line-of-sight conditions are improved, an efficient antenna positioning mechanism is provided, and the stability and real-time performance of a communication link are guaranteed; the method is particularly suitable for complex environments such as disaster rescue, accident personnel can be quickly and accurately positioned, and rescue efficiency and action reliability are remarkably improved.

The invention provides an in-vivo pressure detection sensor and detection system, and the sensor comprises an air bag which is used for being implanted into a to-be-detected part; the first air pressure sensor is located in the environment communicated with air in the air bag and used for measuring the air pressure value in the air bag, the air bag and the first air pressure sensor are combined to monitor the pressure in the organism, the size of the detection sensor is effectively reduced, the air bag is used for directly measuring the intracranial pressure, and the accurate intracranial pressure value is obtained. The brain tissue is prevented from being exposed to the injury risk; the first wireless power supply and communication module is used for wirelessly supplying power to internal components of the detection sensor and directly sending measured parameters to an external receiver, so that the structure of the detection sensor has high integration, a battery does not need to be arranged, the volume size of the detection sensor is further reduced, and the cost is reduced. The use experience of an implanter is improved, the processing performance and the communication performance of the detection sensor can be guaranteed, and the operation convenience of the detection sensor is improved.

The invention provides a communication method and device, electronic equipment, power supply equipment and a storage medium, and the electronic equipment comprises a first protocol module and a second protocol module. The first protocol module is used for establishing physical connection with power supply equipment and identifying an equipment role result; the second protocol module is used for determining whether to adopt a second communication protocol to establish communication connection with the power supply equipment according to the role identification result; and the first protocol module is also used for determining to adopt a first communication protocol to establish communication connection with the electronic equipment. According to the embodiment, the communication connection is established through the second protocol module in the master-slave mode, so that the structure of the second protocol module can be simplified on the premise of ensuring the communication effect, and the cost is reduced.

The invention provides electronic equipment. The electronic equipment comprises a reference floor, a first feed source, a first antenna radiator and a grounding lead, the first antenna radiator comprises a first radiation section and a second radiation section which are connected in a bending manner. One end, far away from the first radiation section, of the second radiation section forms a second free end, and a bent connection point is formed at the joint of the first radiation section and the second radiation section; the first antenna radiator is provided with a first electric connection point arranged on the second radiation section and a first feeding point which is arranged on the side, away from the second free end, of the first electric connection point at intervals and electrically connected with the first feed source, the grounding lead is arranged on one side of the second radiation section at intervals, and one end of the grounding lead is electrically connected with the first electric connection point; the other end extends in the direction away from the first radiation section and is electrically connected with the reference floor. The grounding lead, the second radiation section between the first electric connection point and the bending connection point, and the first radiation section generate a first resonance mode. According to the electronic equipment provided by the invention, the influence of user holding on radiation efficiency can be reduced.

The invention provides a channel information feedback method, a channel parameter configuration method and a communication device, relates to the technical field of communication, and can solve the problem that channel estimation and feedback schemes in related technologies are difficult to adapt to different communication scenes. The method comprises the following steps: determining a target codebook according to channel parameters; the channel parameters comprise at least one of grouping information, rank indication information, reference signal resource indication information and frequency domain information; the grouping information is used for determining a code word structure in the codebook; the frequency domain information is used for determining a frequency band of to-be-fed-back channel information; and selecting a codeword from the target codebook and feeding back indication information of the selected codeword to the second node. The method and the device can better adapt to different communication scenes.

The embodiment of the invention discloses a configuration method, network side equipment, a terminal and a storage medium. The method applied to the network side equipment comprises the following steps: sending channel state information (CSI) reporting configuration to the terminal; wherein in the CSI reporting configuration, a plurality of resource sets are configured or associated, and the CSI reporting configuration is periodic or semi-persistent.

The present invention provides a circuit module with communication function, a multi-module circuit device and a photovoltaic system, which can realize serial communication between circuit modules with serial outputs, and further, it is not necessary to configure a communication controller for each circuit module, which effectively reduces the cost, simplifies the circuit, and is easy to maintain and arrange. At the same time, for the situation where the outputs of various circuit modules in the series circuit are serially connected but floating, the present invention can also make the serial transmission signal more convenient to meet the needs of communication and information processing by increasing or decreasing the level of the input and output signals.

The invention discloses a fire-fighting communication optical cable capable of extinguishing fire and a production method, a framework is provided with a plurality of groove bodies arranged at intervals, optical fibers are arranged in the groove bodies in a penetrating manner, each groove body is filled with a dry powder extinguishing agent, and a POE film wraps the outer side of the framework and then is arranged in a POE sheath. The dry powder extinguishing agent is applied to a communication optical cable structure, so that the communication optical cable has certain fire extinguishing capacity. A 70 DEG C hot-melt POE film is used for wrapping the framework groove, the groove body is sealed and fixed, and meanwhile when the temperature reaches 70 DEG C, the film can be automatically melted. The light and thin 70-DEG C hot-melt-grade POE sheath is used, when a fire point is generated around the optical cable and the temperature rises to 70 DEG C, the light and thin hot-melt-grade POE sheath melts, the hot-melt-grade POE film melts, the dry powder extinguishing agent naturally falls off and makes contact with flames, and the fire extinguishing purpose is achieved through the effects of chemical inhibition, isolation, cooling, suffocation and the like.

The embodiment of the invention provides a communication channel control method and device and a storage medium, and the method comprises the steps: obtaining a parameter value of each channel parameter in a group of channel parameters corresponding to a first communication channel in a current time window, the first communication channel is a communication channel used by a current device for transmitting a specified message stream in double communication channels, the double communication channels comprise a PC5 channel and a Uu channel, and the group of channel parameters comprise at least one of the following parameters: a channel busy rate, time delay, jitter and a packet loss rate; based on the parameter value of each channel parameter, determining whether a channel switching condition is satisfied, the channel switching condition being a condition for switching a communication channel used for transmitting the specified message flow, and the channel switching condition comprising a first switching condition corresponding to a group of channel parameters; and switching the communication channel used for transmitting the specified message flow from the first communication channel to a second communication channel in the double communication channels under the condition of determining that the channel switching condition is satisfied.

Provided are a method for determining a ratio of PDSCH power to DMRS power and a first device, the method comprising: the first device receiving a first signaling, the first signaling comprising a first code division multiplexing (CDMM) group number, a DMRS type and a first frequency division multiplexing parameter; the first CDM group number is the number of CDM groups which cannot be used for PDSCH data transmission in the RE used for the DMRS, the DMRS type is used for indicating a DMRS signal port mapping type, and the first frequency division multiplexing parameter is a frequency division multiplexing parameter of a communication resource and a sensing resource; according to the number of the first CDM groups, the DMRS type and the first frequency division multiplexing parameter, determining a ratio of PDSCH power to DMRS power; therefore, a sensing and communication frequency division multiplexing scene in a communication and sensing integrated scene is effectively supported, the influence of a sensing function introduced into an existing communication system on communication performance is reduced, and the accuracy of the sensing performance and communication demodulation is ensured.

The invention discloses an intercom system based on artificial intelligence, and relates to the field of communication, and the system comprises an industry recognition module which recognizes the industry where communication content is located, and obtains the industry where communication is located; the environment identification module is used for identifying and predicting an intercom environment to obtain environment interference factors; a data acquisition module; a system configuration module; the matching degree calculation module is used for calculating industry matching coefficients of the intercom transmission schemes and selecting the intercom transmission scheme with the maximum industry matching coefficient as a target intercom transmission scheme; a talkback switching module; a talkback monitoring module; and an emergency module. By arranging the industry identification module, the environment identification module, the system configuration module and the matching degree calculation module, the industry used by the intercom system can be identified, the communication system and parameters can be adjusted in time, and higher fault tolerance of the intercom system is ensured.

The present invention relates to the technical field of urban underground integrated pipe corridors, and specifically to an intelligent recommendation system for hardware selection of ACU controllers, the system comprising a server, the server comprising: a data acquisition module: used to obtain structural data of underground urban integrated pipe corridors and user demand data; a function analysis module: used to perform functional analysis on structural data and demand data, and arrange and combine function modules of screened models to obtain a function module combination; and also used to evaluate the cost performance and sort the list according to the parameter data of each function module in the function module combination; an intelligent recommendation module: used to recommend the sorted list of function module combinations to the user. The present invention solves the problem that in the current stage of manually completing the hardware design stage of the ACU regional controller, due to the many factors to be considered and the need for repeated adjustments, a lot of time and resources will be consumed, and there are risks caused by human errors.

The invention relates to the technical field of wireless network resource allocation, and particularly discloses a wireless network resource allocation method and system based on artificial intelligence, and the method comprises the steps: obtaining real-time monitoring data and a data transmission rate of a connection link of a local terminal layer, the local terminal layer comprises a plurality of terminals, each terminal is provided with a plurality of link nodes, and each link node is provided with a plurality of link nodes; the link node is used for being connected with other terminals; acquiring data queue information of each terminal according to the real-time monitoring data; and obtaining the distributable quantity of the terminals according to the data queue information, and constructing a multi-level resource acquisition network according to the distributable quantity of the terminals corresponding to each terminal. The invention provides an efficient, flexible and dynamic wireless network resource allocation method and system, which can obviously improve the utilization efficiency of network resources, optimize the network performance, improve the communication quality and reliability, adapt to various complex network environments and ensure the user experience and the network stability.

The invention discloses a method and a system for configuring a common inductance reference signal and a signal transmitter, and the method comprises the steps: generating two one-dimensional sequence sets, namely a first sequence set and a second sequence set; the first sequence set and the second sequence set both meet preset self-correlation and cross-correlation; generating a third sequence with a two-dimensional data structure according to the sequences in the first sequence set and the second sequence set; converting the third sequence to a time-frequency domain to obtain a fourth sequence; and configuring a corresponding reference signal according to the fourth sequence on a time-frequency resource unit of an antenna port. Based on the method, the perception capability of a communication system in a complex environment is improved, the signal processing complexity is reduced, and high-precision perception of the environment is realized while the communication performance is ensured.

This invention provides an autonomous emergency communication vehicle and its usage method. The autonomous emergency communication vehicle includes a communication vehicle body, a cargo compartment fixedly mounted on the communication vehicle body, a lifting mechanism fixedly mounted inside the cargo compartment, a telescopic rod fixedly mounted on the lifting mechanism, a lower frame plate fixedly mounted at the top of the telescopic rod, a connecting side plate fixedly mounted on the outer side of the lower frame plate, an upper frame plate fixedly mounted at the top of the connecting side plate, an adjustment component fixedly mounted on the upper frame plate, an adjustment crossbar provided on the adjustment component, and a connecting component provided on the adjustment crossbar. The autonomous emergency communication vehicle provided by this invention, through the coordinated use of the adjustment component and the stabilization component, ensures stable and efficient communication capabilities in various environments by rapidly deploying and adjusting the transceiver antenna, improving emergency response speed and flexibility, and greatly enhancing the effectiveness of the communication vehicle.

The application discloses a non-uniform sensing frame structure design method, and relates to the technical field of wireless communication physical layer, comprising the following steps: 1) calculating the minimum number of required non-uniform sensing symbols according to the required sensing performance index of the sensing frame structure; 2) calculating the actual arrangement index of each non-uniform sensing symbol according to the minimum number of required non-uniform sensing symbols, and allocating the remaining symbols to communication users. The application adopts an augmented nested structure to configure the arrangement of the sensing symbols, fully utilizes the correlation between the sensing symbols, constructs virtual differential sensing symbols, reduces sensing resource overhead, and improves the precision of sensing performance and the successful detection probability.

The invention belongs to the field of communication energy-saving optimization, and particularly relates to a 5G base station and backhaul equipment active collaborative energy-saving method based on an LLDP (link layer discovery protocol) extension, which comprises the following steps: establishing a base station and backhaul equipment active energy-saving state notification mechanism, constructing an active energy-saving collaborative state machine, discovering protocol LLDP extension based on a link layer, and defining an active notification protocol. The base station and the backhaul device work cooperatively and are switched between a normal working state and an energy-saving state, and the base station and the backhaul device respectively send an active energy-saving state notification and receive the active energy-saving state notification of the opposite side to perform synchronous optimization of the energy-saving state. According to the invention, synchronous conversion and energy-saving optimization of the energy-saving states of the base station and the backhaul device are realized, and the energy-saving cooperative capability is improved.

The invention belongs to the related technical field of wireless communication, and particularly relates to a method for optimizing user receiving power in a highly directional millimeter wave communication system, which comprises the following steps of: rotating a reconfigurable intelligent surface along a transverse horizontal central axis of the reconfigurable intelligent surface until a downward inclination angle of the reconfigurable intelligent surface is between 0 and a critical value; the high-orientation millimeter wave communication system comprises a reconfigurable intelligent surface, a base station and a single user, and the reconfigurable intelligent surface is located in a far field close to the base station and is vertically placed; the critical value corresponds to a certain expression; specifically, the distance between a base station and the center position of the reconfigurable intelligent surface, the total number of rows arranged in the vertical direction in the reconfigurable intelligent surface, the vertical length of each unit in the reconfigurable intelligent surface, and the incident angle and the reflection angle of the reconfigurable intelligent surface in the vertical placement state before rotation are related to communication system structure parameters. According to the method, the receiving power of the user in the directional millimeter wave communication system can be improved.

The invention discloses a transmission method and device, a terminal and a base station, and belongs to the technical field of communication, and the transmission method comprises the steps that a first terminal receives first configuration information from a first cell; wherein the first configuration information is used for the first terminal to request or instruct at least one of the first cell and an adjacent cell of the first cell to send first information, and the first information comprises at least one of the following items: a synchronization signal block SSB and a system information block SIB1.

The present invention provides an intelligent switching antenna, an antenna switching method, a wearable communication device and a storage medium, which relate to the field of communication technology. The intelligent switching antenna includes: a water intrusion state recognition module and at least three groups of antenna modules, wherein at least one group of antenna modules is arranged on the shoulder of a life jacket, at least one group of antenna modules extends from the shoulder of the life jacket to the back, and at least one group of antenna modules extends from the shoulder of the life jacket to the front chest; the water intrusion state recognition module is used to generate output signals corresponding to at least three groups of antenna modules; for each antenna module, based on the output signal and the on-off state of the antenna module, the water intrusion state recognition signal corresponding to the antenna module is determined; based on all water intrusion state recognition signals, a target antenna module in a non-water intrusion state is determined from at least three groups of antenna modules; and the target antenna module is switched to communicate. The present invention can always use the target antenna module that has not been intruded by water for communication, thereby ensuring the wireless communication effect.

The utility model discloses an underwater wireless communication device, which belongs to the technical field of wireless communication, aims at solving the problem that internal communication electronic components are damaged due to the fact that organisms in water possibly impact the device, and comprises a fixing plate, a communication mechanism body, an upright post, a connecting mechanism and a protection mechanism, the communication mechanism body is fixedly installed above the fixing plate, the stand column is fixedly connected to the upper portion of the communication mechanism body, the connecting mechanism is arranged outside the communication mechanism body, the protection mechanism is arranged outside the connecting mechanism, and the protection frames are symmetrically arranged on the two sides of the communication mechanism body. The limiting strip is fixedly connected to the bottom surface of the protection frame; according to the utility model, through the arrangement of the connecting mechanism, the two protection frames can be disassembled and assembled, a worker can conveniently overhaul the internal communication mechanism body, the structure is simple, the operation is convenient, and the practicability of the device is improved.

This application discloses a signal processing method and a communication device, belonging to the field of communication technology. The signal processing method of this application includes: a first communication device determining a first Walsh sequence according to first indication information; the first communication device spreading the original signal according to the first Walsh sequence to generate a first signal; and the first communication device sending the first signal to a second communication device, wherein the first communication device is a device that provides a radio frequency carrier source to the second communication device.

The embodiment of the invention relates to the technical field of vehicle-mounted wireless communication, and discloses a thermal management system and method for a vehicle-mounted wireless communication module, and the system comprises a printed circuit board which is provided with a heating component and a thermistor corresponding to the heating component; the shielding cover is arranged above the heating component in a covering manner and is connected with the printed circuit board; a heat conduction interface material is filled between the heating component and the shielding cover; the thermistor is used for providing a temperature signal representing the corresponding heating component to the control unit; the control unit is configured to execute the switching logic of the state machine according to the priority sequence of the monitored temperature signals, and dynamically adjust at least one working parameter of the module based on the target state of the switched state machine so as to control the temperature rise of the vehicle-mounted wireless communication module; the temperature rise of the module is controlled through active heat dissipation, passive heat dissipation and a heat management strategy.

The embodiments of the present application provide a resource allocation method, device and storage medium for an electric power communication system, the method comprising: establishing a resource allocation optimization model with the goal of minimizing the transmission power of the base station and with the communication performance index of each electric power terminal reaching the target index value as a constraint condition according to the communication system parameters and the communication performance index of each electric power terminal; solving the resource allocation optimization model according to a predetermined method to obtain the subcarrier and modulation parameters allocated to each electric power terminal, which can not only ensure the communication performance of the electric power terminal, but also ensure that the power consumption of the base station is minimized, thereby optimizing the allocation of communication resources for the electric power terminal.

The invention relates to the technical field of laser communication, in particular to an optical fiber fixing device, laser communication equipment and an optical fiber fixing method.The optical fiber fixing device comprises a substrate, a first fixed blocking needle, a second fixed blocking needle and a movable blocking needle; the first fixed stop pin is fixedly mounted on one side of the base plate; the second fixed stop pin is fixedly mounted on the other side of the base plate; the movable blocking needle is installed in the middle of the base plate in an up-and-down and left-and-right moving mode. And dozens of optical fibers can be wound on the first fixed stop pin, the second fixed stop pin and the movable stop pin one by one, so that the bending parts of the optical fibers are limited. And then the optical fiber fixing device and the optical fiber are installed in the case. Therefore, when the to-be-cured glue solution is filled into the case and the installed optical fiber is touched by a hand by mistake, the position of the bending part of the optical fiber is not easy to change, the bending of the optical fiber is prevented from becoming sharp, and the communication effect is further guaranteed. Different types of cases do not need to be specially customized, and the device is suitable for various installation working conditions.

The invention provides a transmission control method and device, equipment, a chip and a medium, and the method comprises the steps: determining an initial connection mode discontinuous reception CDRX state related to a second moment based on a first moment, and enabling the first moment to be earlier than the second moment; determining whether a target timing advance (TA) corresponding to the second moment is greater than a time unit to obtain a reference result, the target TA being determined based on a TA adjustment amount, the determination time of the TA adjustment amount being later than the first moment and earlier than the second moment; and controlling data transmission at the second moment according to the initial CDRX state and the reference result. The technical problem that the communication performance is affected due to the fact that data cannot be correctly transmitted in the prior art is solved.

The present application discloses a communication processing method, apparatus and communication equipment, belonging to the field of wireless communication technology. The method includes: performing a predetermined operation according to the transmission time of the target physical downlink shared channel PDSCH; wherein the target PDSCH is configured as non-target hybrid automatic repeat request response HARQ-ACK information feedback, or the target HARQ-ACK information corresponding to the target PDSCH has a feedback delay; the predetermined operation includes at least one of the following: determining whether the target PDSCH corresponds to the nominal HARQ-ACK feedback time unit; determining the effective time of the target medium access control layer control unit MAC CE; determining the target HARQ-ACK codebook corresponding to the target PDSCH; determining the application of the first rule; determining the start of the target discontinuous reception DRX timer.

The invention relates to the technical field of automobile electronic control, and discloses a CAN communication effective bit effective setting method comprising the following steps: 1, initialization and configuration; step 2, sending and receiving a heartbeat message; step 3, fault detection and isolation; step 4, sending a sleep management message; step 5, node response and detection; step 6, confirming and executing; and step 7, redundancy and multipath communication. By effectively managing the sleep state of the node, the method improves the use efficiency of network energy and reduces battery consumption, even if the management is carried out on the node, a healthy node with a fault does not participate, the overall stability of the network is improved, a real-time monitoring mechanism ensures that the management node masters the network condition at any time, and the management efficiency is improved. Quick response and adjustment can be performed, the risk of management failure is avoided, and the beneficial effect of identifying and isolating the fault node in time to avoid the management failure is achieved.