34results about How to "Simplify network architecture" patented technology

The invention discloses a vehicular networking parking management access system and a vehicular networking parking management system so as to improve the parking efficiency, and realize the vehicular networking parking management system at a low cost. The vehicular networking parking management access system comprises a first communication module, a second communication module, a processor and a storage, wherein the first communication module is used for receiving parking space occupying state changing information about that a car is parked on a space or a car leaves a space, and sending the parking space occupying state changing information to the processor, wherein the parking space occupying state changing information is reported by a parking space information monitoring system; the processor is used for resolving parking space occupying state changing information from the first communication module according to resolving protocols corresponding to parking space occupying state changing information stored in the storage, and then sending resolved parking space occupying state changing information to the second communication module; the second communication module is used for sending the parking space occupying state changing information resolved by the processor to the intelligent parking management system; and the storage is used for storing the resolving protocols of sensors.

The invention discloses a passive light-splitting RS-485 optical fiber bus local side system. The system is characterized in that the two ends of the system are connected with an RS-485 bus control terminal and a passive RS-485 optical network terminal of an industry optical fiber bus for passive light splitting respectively. The system comprises a power module, a main control panel, a plurality of plane waveguide optical dividers and a plurality of light ports which are connected. The main control panel comprises an RS-232 center control interface, an RS-485 center control interface, two RS-485 cascade interfaces, a plurality of photoelectric conversion modules and a bus arbitration processor. The RS-232 interface and the two RS-485 cascade interfaces are connected with the bus arbitration processor and the RS-485 bus control terminal. One ends of the multiple photovoltaic conversion modules are connected with the bus arbitration processor, and the other ends of the multiple photovoltaic conversion modules are connected with one ends of the plane waveguide optical dividers. The other ends of the plane waveguide optical dividers are connected with the light ports.

The invention discloses a barrier detection method and system and a storage medium, which are applied to a detection system. The detection system comprises a management cloud platform and a detector.The management cloud platform is in communication connection with the detector in a NBIOT wireless communication mode. The method comprises the step that: the management cloud platform receives detection data reported by the detector, carries out analysis on NBIOT signal intensity information in the received detection data, and determines whether a barrier exists at a detection position of the detector according to an analysis result. According to the invention, barrier detection efficiency and detection accuracy are improved, a system network architecture is simplified, and cost is greatly saved.

The invention provides an integrated three-in-one control device for a hydrogen fuel logistics vehicle. The integrated three-in-one control device comprises a control panel and a power panel; a steering motor controller, an electric pile air compression motor controller and a brake air compression motor controller are integrated on the control panel; the low-voltage output end of the steering motor controller and the low-voltage output end of the brake air compression motor controller are connected with the first CAN communication network. The second CAN communication network is a vehicle fuelcell network, and the low-voltage output end of the pile air compression motor controller is connected with the second CAN communication network; the high-voltage input end of the steering motor controller, the high-voltage input end of the galvanic pile air compression motor controller and the high-voltage input end of the brake air compression motor controller are all connected with the power board. The power board is provided with an IGBT power element and a relay which are electrically connected with the steering motor, the galvanic pile air compression motor and the brake air compressionmotor respectively. The control device has the beneficial effects that the size of the controller is effectively reduced, and the product cost is reduced.

The invention discloses a service provision system and a service provision method. The service provision system comprises a service resource positioning module, a content management module and a service storage module, wherein the service resource positioning module receives a domain name system (DNS) request for positioning service resources from a terminal, transmits an instruction of searching for the service resources for the DNS request to the content management module, and when finding the service resources corresponding to the instruction from the service storage module, carries the instruction of acquiring the service resources from the service storage module into a DNS response, and transmits the DNS response to the terminal; the content management module is used for storing storage addresses of contents of the service resources in the service storage module, receiving the instruction, judging whether the service resources for the instruction are stored in the service storage module or not, and transmitting searching results to the service resource positioning module; and the service storage module is used for storing the contents of the service resources. By the system and the method, a service network architecture can be simplified, and simultaneously a user can conveniently obtain various services.

The invention discloses a deep-sea AUV connection platform information interaction system based on underwater high-speed wireless communication. The system includes a connection platform side part and a deep-sea AUV side part; wherein the connection platform side part includes a connection platform side pressure-resistant seal Cavity, embedded PLC controller, high-speed dual-band wireless router on the connection platform side, shore-based control and display terminal, omnidirectional high-gain antenna on the connection platform side, cylindrical antenna base on the connection platform side, etc., deep-sea AUV side Some parts include the pressure-resistant sealed cavity on the deep-sea AUV side, the cylindrical antenna base on the deep-sea AUV side, the high-speed dual-band wireless router on the deep-sea AUV side, the embedded Linux control board, the visual navigation processing module, and the omnidirectional high-gain antenna on the deep-sea AUV side. The invention has the characteristics of simple network structure, reliable operation, simple mechanical structure, pressure resistance, no corrosion, no interference with wireless communication, etc., and is of great significance for building a three-dimensional observation network combining static and dynamic movements on the seabed.

The invention belongs to the field of home automation systems and particularly relates to a communication protocol adapter. According to adapter for the home automation systems, a hardware portion mainly comprises two kinds of adapter terminals capable of adapting various communication protocols and a body device which is used for establishing communication channels between domestic ordinary computers and the adapting terminals, home automatic control programs are installed in existing domestic ordinary computers to replace master controllers special for the home automation systems, integration among different protocol networks can be simplified, and the communication protocol adapter is compatible with a plurality of traditional remote control home devices. According to the communication protocol adapter, construction costs of the home automation systems can be reduced and network architectures of the home automation systems can be simplified; the adapter terminals of a plurality of home automation communication protocols can be extended and adapted flexibly, so that the integrating difficulty of the systems can be reduced, and the communication protocol adapter is well compatible with various traditional remote control home devices.

The invention discloses a service provision system and a service provision method. The service provision system comprises a service resource positioning module, a content management module and a service storage module, wherein the service resource positioning module receives a domain name system (DNS) request for positioning service resources from a terminal, transmits an instruction of searching for the service resources for the DNS request to the content management module, and when finding the service resources corresponding to the instruction from the service storage module, carries the instruction of acquiring the service resources from the service storage module into a DNS response, and transmits the DNS response to the terminal; the content management module is used for storing storage addresses of contents of the service resources in the service storage module, receiving the instruction, judging whether the service resources for the instruction are stored in the service storage module or not, and transmitting searching results to the service resource positioning module; and the service storage module is used for storing the contents of the service resources. By the system and the method, a service network architecture can be simplified, and simultaneously a user can conveniently obtain various services.

The invention relates to a system and method for realizing a mobile social network based on vehicle communication. Its social network realization system includes: intelligent mobile terminal, social network application service platform based on vehicle communication, mobile cellular network or WiFi communication network supporting mobile data communication. The social network realization method includes: step 1 registration of the license plate number; step 2 binding of the mobile phone number and the license plate number; step 3 user login and use of the social network application service platform; step 4 user logout. Beneficial effects of the present invention: the penetration rate of intelligent mobile terminals is increasing year by year, and it can be carried with you, and can be used as a vehicle-mounted mobile terminal. Mobile interconnection can be realized through mobile cellular networks, etc., and communication between vehicles can be realized at low cost and high efficiency. The problem of information communication between drivers will promote the popularization and convenience of the Internet of Vehicles.

The invention relates to a network signal isolation transmission method, device and system. The method comprises the following steps: receiving network signals sent by different network ends, carrying out signal shunting on the network signals through different power division circuits, and sending the network signals to a signal transceiver through different feeder lines in the same group; wherein different groups of feeder lines correspond to different signal transceivers; and terminal signals sent by the signal transceiver are received through different feeder lines in the same group, and the terminal signals are sent to different corresponding network ends through different power division circuits. According to the scheme provided by the invention, physical isolation of different network signals can be realized more simply, the deployment cost is reduced, and the network security is ensured.

The invention discloses a passive light-splitting RS-485 optical fiber bus local side system. The system is characterized in that the two ends of the system are connected with an RS-485 bus control terminal and a passive RS-485 optical network terminal of an industry optical fiber bus for passive light splitting respectively. The system comprises a power module, a main control panel, a plurality of plane waveguide optical dividers and a plurality of light ports which are connected. The main control panel comprises an RS-232 center control interface, an RS-485 center control interface, two RS-485 cascade interfaces, a plurality of photoelectric conversion modules and a bus arbitration processor. The RS-232 interface and the two RS-485 cascade interfaces are connected with the bus arbitration processor and the RS-485 bus control terminal. One ends of the multiple photovoltaic conversion modules are connected with the bus arbitration processor, and the other ends of the multiple photovoltaic conversion modules are connected with one ends of the plane waveguide optical dividers. The other ends of the plane waveguide optical dividers are connected with the light ports.

The invention relates to an accessing method in a first accessing subnet of a wireless communication network. The accessing method includes the following steps: establishing initial connection between the subnet and a user device; receiving a second service request from the user device; forwarding the second service request to a core network; receiving second service downlink data from the core network or second service uplink data from a second access subnet; sending the second service downlink data to the second access subnet, or sending the second service uplink data to the core network; and the wireless communication access technology adopted for the first access subnet and the wireless communication access technology adopted for the second access subnet are different. Through the accessing method, the limitation on the data rate of the user device by different wireless accessing technologies can be eliminated, the user device can enjoy various types of service simultaneously, and the network architecture can be simplified.

The invention discloses a method for realizing an electronic control domain system of a whole vehicle. The method includes: the signal processing module receives at least one sensor signal for motor control, and inputs the at least one sensor signal into an algorithm module; the algorithm module determines the current state of the vehicle according to the at least one sensor signal, And estimate the vehicle state at the next moment, and obtain a control instruction according to the current state of the vehicle and the vehicle state at the next moment, wherein the control instruction carries a motor identification; the instruction output module converts the control instruction according to the motor identification Send it to the driver corresponding to the motor identification so that the driver drives the motor. Through the technical solution of the present invention, the network architecture of the vehicle controller can be simplified, the number of controllers on the vehicle can be greatly reduced and the overall vehicle development cycle.