49results about How to "Realize mutual communication" patented technology

The invention relates to a dynamic self-organizing hierarchical routing method. The method is applied to the tree topology structure of a wireless sensor network, the problems of path failure and data transmission incapability due to node mobility or failure are solved, and the topology structure of the network can be dynamically regulated. The network is established by adopting a multi-branch-tree-based topology structure, and each node maintains a routing table of one level, and records a sub-tree topology structure taking the node as a root. The routing table is effectively updated by inserting a sequence number during node access application, so that the problems of repeated node numbers in the routing table of upper-level nodes are solved. Only when data cannot be transmitted, the routing tables reorganize the topology structures, and timely maintain the topology structures in the network, so that energy overhead, computing overhead and data transmission real-time performance are combined, the reliable transmission of the data is ensured, the overhead is reduced, and the advantages of a routing protocol and a routed protocol are utilized.

The invention discloses a business communication method and system based on a JSON data protocol. The method comprises: a client packages a data request packet according to a preset data request communication format and the JSON data protocol in order to obtain a packaged request data packet; a server receives and analyzes the packaged request data packet to obtain a data processed result; and the server packages the data processed result and data processing feedback information based on the JSON data protocol according to a preset data response format in order to obtain a packaged response data packet and returning the packaged response data packet to the client. By means of the given data request communication format based on the JSON data protocol and the given data response format based on the JSON data protocol, business intercommunication can be achieved in virtue of the given data response format in different operating environments. The method, the standard, and the content of communication can be clearly known so along as business entity is known.

The invention discloses a system and method for managing and controlling intelligent domestic energy sources based on cloud computing. The system comprises a field controller, an energy consumption parameter acquisition unit, a cloud computing management and control platform and a power line networking module, wherein the field controller is used for carrying out field control on each intelligent domestic energy consumption device according to customized parameters; the energy consumption parameter acquisition unit is used for acquiring parameters related to the energy consumption of each energy consumption device; the cloud computing management and control platform is used for regulating the field control mode of the field controller on each energy consumption device according to the acquired parameters related to the energy consumption of each energy consumption device and the customized parameters; and the power line networking module is used for mutual communication. The method corresponds to the system. With the system and method for managing and controlling the intelligent domestic energy sources based on the cloud computing, disclosed by the invention, the energy consumption management and control is carried out on domestic energy consumption devices with outstanding dispersion characteristic through the cloud computing management and control platform, thus the purposes of optimal configuration of energy sources and energy conservation can be realized; in addition, communication can be carried out by utilizing the power line networking module, and data transmission can be carried out only with power lines but without reconstruction of a complex network in home, therefore, simplicity and convenience are realized.

The invention discloses an Internet controlled toy system, which relates to a network toy. The network toy consists of a network toy controller, a toy servo system, an acoustic photoelectric system and a toy exterior ornament. Each network toy is in wired or wireless connection with an intelligent terminal by the network toy controller, and the intelligent terminal is required to be provided with given client software, and is connected with a server with given software on the Internet in a wired or wireless way to form a network toy system. A user can control the actions, sounds and light of any network toy or the virtual toy of the client software by utilizing own network toy or the client software of the intelligent terminal. When the intelligent terminals of a plurality of network toys encounter in a certain range, the intelligent terminals or the network toys produce specific actions, sounds and light to prompt the users. The network toys can be used independently of the intelligent terminals, and can download toy actions, sounds, light and combinations the user like.

The invention discloses a method and system for measuring and calculating the safe driving speed of an intelligent vehicle with consideration of the road surface state. The method comprises the steps:enabling a laser scanning unit to scan a road surface to obtain the texture of the road surface, carrying out the stress simulation of vehicles with various loads and tire patterns, and updating a contact relation between a tire and the road surface and a corresponding braking distance; acquiring a vehicle model, a load and tire information of a coming vehicle by a wireless communication unit, retrieving a pre-stored contact relationship between the tire and the road surface so as to select optimal matching data and give a corresponding braking distance; acquiring road surface environment parameters by an anti-skid prediction unit and correcting the obtained predicted braking distance; converting the corrected braking distance to obtain a safe driving speed suitable for the coming vehicle; and providing a suggested safe driving speed by a warning reminding unit. According to the system, vehicle-road mutual communication is achieved, coming vehicle information is obtained in real time,the road surface condition is broadcasted to coming vehicles, so that the safety of the vehicles in the driving process is guaranteed.

The invention provides a multi-connected air conditioner hot-water unit. The multi-connected air conditioner hot-water unit comprises an outdoor unit and a plurality of indoor units. The multi-connected air conditioner hot-water unit further comprises a communication bus connected with the outdoor unit and the multiple indoor units. Accordingly, the multi-connected air conditioner hot-water unit is connected into a network of a bus structure. Due to the fact that the communication among the outdoor unit and the multiple indoor units is allowed by the communication bus, the communication among the multiple indoor units is also allowed by the communication bus at the same time, thus the mutual communication among all the indoor units can be achieved by the multi-connected air conditioner hot-water unit, and all the parts can be well matched with each other to operate.

The invention discloses a raindrop impact kinetic energy testing system based on a multipoint PVDF piezoelectric thin-film sensor. The testing system is composed of a PVDF piezoelectric thin film, an insulating thin-film substrate, a copper grid line, a lead, a signal amplifying circuit and a signal acquisition circuit. The piezoelectric thin film is located on the upper part of the insulating thin-film substrate; the copper grid line is photoetched on the insulating thin-film substrate; the lead is connected to the upper and lower surfaces of the grid line, and the upper surface serves as a signal leading-out end, while the lower surface is grounded; the signal leading-out end is connected with the input end of the amplifying circuit; the output end of the amplifying circuit is connected with the signal acquisition circuit. The raindrop impact kinetic energy testing system which is quick and accurate, convenient to operate and simple in structure is designed by utilizing a novel high polymer material PVDF piezoelectric thin film; the raindrop impact kinetic energy testing system is capable of obtaining the raindrop impact kinetic energy quickly and conveniently, capable of realizing multipoint real-time measurement and the raindrop impact strength testing within a certain range, and also capable of eliminating single-point test errors; as a result, the impact force of a mobile spray irrigation apparatus in the agricultural field can be possibly tested.

The invention provides a ship operation control method and system based on LORA technology. The method comprises the following steps: each ship terminal obtains own navigation information within predetermined time, and sends the navigation information through an LORA communication module installed therein; an LORA gateway obtains the navigation information sent by each ship terminal and sends the navigation information to an adjacent LORA gateway, and the navigation information is transmitted to a headquarters server after being forwarded by the LORA gateway; the headquarters server obtains the navigation information of each ship terminal within the predetermined time and sends route indication information to each ship terminal according to the preset route layout of each ship, and a microcontroller of each ship terminal controls the navigation of the ship according to the route indication information. The method and system disclosed by the invention are applied to the wide sea area communication, the LORA gateway is simple in composition and easy to build, mutual communication between water transport ships and the headquarters server can be realized, and guarantee is provided for the travelling safety of the ships.

The invention discloses a message communication method and system, computer equipment and a storage medium, and the method comprises the steps: serializing and encrypting user data through a message publisher to acquire to-be-published message data, and transmitting the to-be-published message data to a message proxy server; and sending the to-be-published message data to a second operating systembound with the message proxy server through the message proxy server; According to the invention, a message subscriber receives to-be-subscribed message data sent by the second operating system boundwith the message subscriber, decrypts and deserializes the to-be-subscribed message data to obtain the target message data, so that the stability and security of the message communication system areimproved, and multiple communication modes can be realized among multiple operating systems.

The invention provides a locomotive control system based on a Winpac controller. The system comprises a Winpac controller, a signal input module, a signal output module, an excitation control module, and an HMI module. The signal input module, the signal output module, the excitation control module, and the HMI module are separately connected with a CPU of the Winpac controller. The method for realizing the locomotive control system based on the Winpac controller comprises the following steps of input and detection of a locomotive digital quantity and an analog quantity, and a locomotive logic control operation processing thread. The locomotive control system carries out locomotive fault judgments according to logic control operation results, and further determines whether the fault influences the normal traction of a locomotive. A constant power control output of the locomotive is maintained through controlling speed regulation of a diesel engine. Compared to locomotive control systems in the prior art, the locomotive control system based on the Winpac controller is strong in data processing and logical operation capabilities. The high-speed performance and the instantiality of the locomotive control system can be guaranteed. In addition, the demands for locomotive motion control, information transmission and network communications are satisfied.

The invention is applicable to the field of computer software, and provides a communication method between application programs. The method comprises the following steps that: a shared file between two application programs is configured, and the file name of the shared file are informed to the two application programs; a write data application program acquires data and writes the data into the shared file; and a read data application program reads the data in the shared files. By establishing a third-party shared file, the communication method uses one application program to write data into the file, uses the other application program to read the data in the shared file by a sharing mode, and realizes mutual communication between the two application programs under the condition of no need of knowing the principles of the two application programs.

The invention discloses an AR remote diagnosis system, which is characterized in that the system comprises a patient user platform, a medical service platform and a doctor user platform; the patient user platform is used for collecting physical characteristic data of patients and properly processing the physical characteristic data; the medical service platform is used for establishing a doctor-patient channel for data transmission and two-way communication between a patient user and a doctor user; and the doctor user platform is used for doctors to timely and accurately diagnose the collectedphysical characteristic data of patients. In the invention, the AR remote diagnosis system combines the AR virtual technology and the remote network transmission technology, so that doctors can remotely collect and diagnose the real-time physical data of patients, and the diagnosis scheme and data which best fit patients are obtained according to the needs of medical diagnosis and by the modelingand verification mode. Thereby, mutual communication and diagnosis between doctors and patients can be realized without going to the hospital, and timely and accurate diagnosis processing of patientscan be ensured.

The invention relates to a network isolation communication method. More than two computer terminals are arranged; a programmable control module is arranged among the computer terminals and is connected between any two computer terminals needing to establish a communication relation; signal transmission between each computer terminal and the programmable control module is realized by bus interconnection; the programmable control module comprises a programmable control module circuit for controlling a time sequence and storing and forwarding data; and a storage module is arranged in the programmable control module circuit to realize the storing and forwarding functions of the programmable control module.

The invention is to provide a cabinet air-conditioner controller, which comprises a CPU, a memory, a display, an I / O interface, an A / D converter as well as a D / A converter. The invention is characterized in that the CPU and the I / O interface are controlled by a two-line system I<2>C series bus. The cabinet air-conditioner controller is able to overcome the shortcomings in the prior art, realizes the access or removal under the power supply of the system, and is able to conveniently carry out the fault diagnosis and track to a node, therefore, the module needed to be processed or modified is correspondingly upgraded and modified, which decreases the risk cause by the misoperation or inappropriate modification, and enhances the maintainability of the whole system.

The invention discloses an asynchronous multi-core PAC. The PAC comprises an analog main board, an input / output (I / O) main board, a motion control main board, a diagnose module, a synchronous debugger, a custom enhancement mode software process improvement (SPI) bus and a baseboard which is provided with a power supply communication device and a synchronous debugging bus, wherein the three main boards are installed on the baseboard provided with the power supply communication device and the synchronous debugging bus through pins, connected through the custom enhancement mode SPI bus respectively, and respectively connected with the diagnose module connected with a personal computer (PC); five daughter boards are installed on corresponding main boards; and the synchronous debugger is connected with the PC and the three main boards respectively. According to the PAC, multi-core asynchronous operation can be achieved, the problems that the clock frequency of a single-core processor is difficult to improve and the power consumption of the processor is large are effectively solved, and a good start is provided for solving the problems of safety and stability of control systems, reduction of the software development difficulty and the like.

The invention relates to a data filtering and interaction method based on an automobile CAN bus. The data filtering and interaction method based on the automobile CAN bus comprises a CAN data filtering process and a CAN data interaction process; and the CAN data filtering process comprises the steps of: setting all filter tanks to an available state at first, and then, obtaining an available tankas a CAN data filtering tank; obtaining automobile CAN bus data, judging whether the data is successfully obtained or not, if so, executing the next step, and otherwise, ending; judging whether the tank is a distributed available tank or not, if so, executing the next step, and otherwise, ending; judging whether an ID is an effective ID or not, if so, executing the next step, and otherwise, ending; and writing the data in the obtained available tank to be cached. By means of the data filtering and interaction method based on the automobile CAN bus disclosed by the invention, the real-time working performance of a CAN node is improved; the problem that system resources and the processing time are wasted due to the fact that an upper-level system receives useless information can be avoided;simultaneously, mutual communication between a product and the automobile CAN bus is realized; and thus, practical application requirements can be well satisfied.

The invention provides a network topology structure based on the Internet of Things (IoT). The topology structure comprises a high-speed topology network and an ordinary topology network, wherein nodes of the high-speed topology network are successively connected and comprise a protocol converter, a router and a server; nodes of the ordinary topology network comprise smart terminal equipment, customer premise equipment (CPE), a protocol converter, a router and a server; and in the ordinary topology network, the smart terminal equipment is connected with the protocol converter, and the CPE is connected with both the router and the server. The network topology structure provided by the invention has the beneficial effect that mutual communication with target equipment can be achieved in a local area network or through a remote server.

The invention relates to a vehicle body control system, in particular to a vehicle body control system and method based on a remote diagnosis system of a CAN bus, and belongs to the technical field of vehicle body controllers. The vehicle body control system based on the remote diagnosis system of the CAN bus is characterized by comprising a vehicle body controller and a mobile phone. The vehicle body controller comprises a GPRS communication module, an MCU, a load drive module and a CAN bus communication and diagnosis module. The GPRS communication module is connected with the CAN bus communication and diagnosis module and then connected to the MCU. The load drive module is connected with the MCU. The GPRS communication module and the mobile phone are in wireless communication. An application program of the mobile phone inquires, monitors and diagnoses the whole vehicle body controller through a corresponding interface. The MCU is responsible for driving the corresponding vehicle body load through the drive module. The CAN bus communication and diagnosis module finishes the diagnosis of a short circuit and an open circuit of the load through a data protocol.

The invention discloses an elevator communication device, aiming at providing an elevator communication device which is convenient for debugging personnel to communicate. The key points of the technical solution are: it includes a number of communication devices outside the car, a number of communication devices in the car, and a communication device in the machine room; the communication device outside the car and the communication device in the car are respectively equipped with an emergency call trigger device and an internal communication trigger device , the communication device in the machine room is equipped with a call trigger device; the internal communication trigger device of the car communication device and the internal communication trigger device of the car communication device can realize the communication between the car communication device and the car communication device; the car communication device The emergency call trigger device and the call trigger device of the computer room communication device can realize the communication between the outside car communication device and the computer room communication device; the emergency call trigger device of the car communication device and the call trigger device of the computer room communication device can realize the car communication The communication between the device and the communication device in the computer room.

A commodity network sales platform includes a platform server and a sale web page end. The sale web page end includes a commodity display module and a page version chat room module; an independent micro-blog module is also set below the page chat room module. A page version chat room module includes an icon sending button, and a buyer can send any mouse-circled position within the commodity display module after clicking the button, and present the product on the commodity display module displayed on the side of the page version chat room module of other buyers or sellers after clicking by other buyers or sellers. Through the above arrangement, the buyer, other buyers and sellers can communicate with each other, the scope is sent to the chat room module through the mouse in the commodity display module, and after other buyers or sellers click on the chat room module, the content of the product pictures is displayed on the side of the chat room module, so the communication is more convenient and easier, the efficiency of communication is improved, and the communication is more direct and targeted.

The invention discloses a diver safety early warning system and a control method thereof, and relates to the technical field of diving safety early warning. The safety early warning system comprises a wearable early warning host and a wireless pressure sensor, the early warning host is worn on the ear position of a diver, and the wireless pressure sensor is installed on a primary valve of the gas cylinder regulator. The corresponding voice and warning sound are broadcasted through the loudspeaker so that the diver directly receives related information, the warning lamp is synchronously used for assistance, and safety-related early warning is effectively carried out on the diver; an underwater acoustic transducer is used for transmitting and receiving information, mutual communication between gas cylinder pressure monitoring and an early warning host is achieved, and early warning on the safety of the residual gas amount is achieved; pairing and communication among the early warning hosts are realized through the underwater acoustic transducers, distance measurement and information intercommunication among the submerged partners are realized, and early warning of safety of the submerged partners is realized; and early warning of the diving depth, the floating speed and the diving speed is realized through the hydraulic sensor.

The invention discloses an online fluid small flow detection system based on machine vision and an online fluid small flow detection method based on machine vision for a float flowmeter and relates to the technical field of devices for measuring the liquid level height caused by the elevating power of fluid flow. The system comprises a float flowmeter, a visual sensor, an ARM+DSP dual-core processor, a wireless signal transceiver and an upper computer, wherein a floater is located in a to-be-monitored pipeline of the flowmeter, and a lens of the visual sensor is aligned with the float flowmeter and is used for collecting visual information of the float flowmeter; the ARM+DSP dual-core processor is used for preprocessing the obtained visual information and outputting digital signals, and the obtained signals are transmitted to the upper computer by the wireless signal transceiver so as to be processed. According to the system, the information is transmitted by virtue of a wireless network, and the position of a camera and the flow of the fluid are self-adaptively adjusted by virtue of the wireless network, so that current complex measurement systems are simplified; the real-time flow monitoring is realized by virtue of a machine vision technique; a measurement method is simple, convenient, rapid and safe.

The invention relates to the field of control, in particular to an industrial protocol mapping structure and method based on a field programmable gate array (FPGA), the structure comprises a central processing unit (CPU) and an FPGA chip which are connected, the FPGA chip is provided with a mapping module, a mapping form module, a framing module and a clock reset module, and the clock reset module respectively controls and is connected with the mapping module, the mapping form module and the framing module. The framing module receives data from a serial port, completes protocol framing according to frame byte data received from the serial port and outputs a message frame to the mapping module, and the mapping module is connected with the mapping form module. According to the invention, the RS-232 interface and the RS-485 interface are adopted, so that large-scale networking of an industrial control system can be realized, and mutual communication of PLCs and instruments of different manufacturers can be realized; and an FPGA chip is adopted, so that the accuracy, the real-time performance and the reliability of data transmission are ensured.

The invention discloses an intelligent water affair Internet of Things multi-system fusion networking system and method. The system comprises a water quality automatic monitoring device, an HB212 exchange center, an inspection well liquid level monitoring device, an L0RA exchange center and a data exchange center. The water quality automatic monitoring device and the inspection well liquid level monitoring device carry out data interaction with the data exchange center through the HB212 exchange center and the L0RA exchange center respectively. The data exchange center generates a protocol corresponding to the HB212 exchange center and the LORA exchange center; the data exchange center sends an instruction to the HB212 exchange center and the LORA exchange center; after the HB212 exchangecenter or / and the LORA exchange center receives the instruction, the HB212 exchange center or / and the LORA exchange center receive the instruction; the water quality automatic monitoring device or / andthe inspection well liquid level monitoring device is / are driven to collect water body concentration or / and inspection well liquid level height; after the data is collected, the data is uploaded to the corresponding HB212 exchange center or LORA exchange center, and the HB212 exchange center or LORA exchange center obtains the data and uploads the data to the data exchange center. According to the invention, the problem that different types of equipment cannot be interconnected and intercommunicated is solved.

The invention relates to the field of mobile internet, and particularly provides a cross-center load repayment method and device, equipment and a storage medium, and the method comprises the following steps: determining the contract type of a current contract according to the loan information of a current contract, wherein the loan information comprises a loan record of the current subscriber in a local center or an external center; judging whether the current signer conforms to a signing condition or not and whether the loan information conforms to a cross-center interconnection condition of a corresponding signing type or not; and if the current signer conforms to the signing condition and the loan information conforms to a cross-center interconnection condition of a corresponding signing type, determining the repayment type of the current contract, and interconnecting the center with the external center through the contract information of the current contract. According to the invention, the situation of independent reimbursement of two places can be prevented, and normal repayment business is ensured.

The invention discloses a remote disease diagnosis system and a method based on AR technology. The system comprises a patient information acquisition unit, a session unit, a diagnosis unit and a charging unit, the patient information acquisition unit uses the AR technology and is used for a doctor to acquire information of a patient, and the session unit is used for the doctor to session with thepatient during online inquiry, the diagnosis unit uses an AR technology and is used for the doctor to diagnose the patient, and the charging unit is used for charging diagnosis fees for the patient. According to the remote disease diagnosis system and the method based onAR technology, an AR virtual technology and a remote network transmission technology are combined, so that the doctor can remotely acquire and diagnose real-time physiology data of the patient.

The invention discloses a utilization method for an autistic people communication tool. The method comprises the following steps: a specific program is input based on an electronic device, pictures and videos transmitted or shot via electronic data can be read and displayed, word and sound recording notes are made on read pictures, the pictures are clicked on via a touch screen, and word pronunciation or sound recording playing can be chosen. Via the utilization method disclosed in the invention, cognitive ability, communication ability and learning ability of autistic people can be effectively improved.