14results about How to "Simplify communication" patented technology

The utility model discloses a solar energy wall lamp, relates to solar energy lighting equipment technical field, including lamp housing and smart home App, the lamp housing is fixedly connected with a plurality of lighting lamp body, the lamp housing is also provided with the intelligent induction system that is used for controlling the lighting lamp body, the intelligent induction system is connected with the smart home App. The intelligent home App is matched with the illuminating lamp body and the intelligent sensing system; the intelligent induction system controls the illuminating lamp body through induction to the outside. And the intelligent home App can control the illuminating lamp body through the intelligent sensing system. According to the utility model, highly automatic illumination control is realized through the intelligent induction system, and meanwhile, the application of the Bluetooth Mesh module greatly improves the installation convenience and the communication efficiency between lamps. Besides, the integration of the App enables the user to easily customize an illumination scheme according to own preferences and actual demands, and more personalized and intelligent illumination experience is realized.

The invention discloses a window creating method based on a game system, a control device and the game system, the game system runs a first process and a second process, and the method comprises the steps that the first process receives a window creating request; the first process creates a main window according to the window creation request, and starts a second process; the second process creates a main scene and embeds the main scene into the main window for display; the first process accesses to establish communication with the second process; the first process receives the preview request to create a sub-window, and notifies the second process to perform scene rendering to obtain a rendering result; and the first process receives the rendering result sent by the second process through the shared memory, and displays the rendering result in the sub-windows. According to the technical scheme, a plurality of 3D windows can be created on the premise of not additionally increasing the number of processes, the consumption of a memory is further reduced, and the stability of a game system is improved.

The invention relates to a communication isolation device and a safety communication method of the isolation device, and belongs to the technical field of safety communication. According to the method, a communication port range is added in a secure communication strategy configuration file of a communication isolation device, the port range compatibly represents an existing single port mode, and the communication isolation device judges whether to communicate with a port requesting communication or not according to an ip address, an mac address and the communication port range in the secure communication strategy configuration file. And if the port requesting communication is within the normal communication port range configured in the security communication strategy configuration file, allowing communication, otherwise, blocking the communication request. The method and the device are used for solving the problems that in the prior art, when communication is carried out with different port services on the same physical link, a secure communication strategy configuration file needs to be modified again, so that the configuration process is troublesome, and use is inconvenient.

The invention relates to the technical field of communication, and discloses a method for industrial wireless communication and data transmission, which is applied to a gateway of an industrial detection system, and the industrial detection system comprises: a PLC device configured to collect detection data of a target device; the gateway is configured to communicate with the PLC equipment and receive detection data sent by the PLC equipment; the router is configured to wirelessly communicate with the gateway and receive the detection data sent by the gateway; the server is configured to communicate with the router and draw a detection curve for detection analysis according to the detection data sent by the router; the method comprises the following steps: storing detection data sent by PLC equipment in a message queue of a gateway; determining target data in the message queue according to the message ID in the request instruction under the condition that the request instruction for requesting the detection data sent by the router is received for the nth time, n being equal to 1, 2,...; and sending the target data and the received message ID to the router, and storing the received message ID. According to the method, the communication process is simpler, and the communication efficiency is improved.

The invention relates to a sitting posture and fatigue monitoring device and method.The device comprises a seat, a support, a mobile phone and a server, the seat is provided with a backrest, a cushion and a control circuit, the backrest and the cushion are provided with a plurality of pressure sensors, the control circuit is arranged at the bottom of the seat, one end of the control circuit is connected with the pressure sensors, and the other end of the control circuit is connected with the mobile phone through Bluetooth; the mobile phone is supported in front of the seat through the support, a camera of the mobile phone faces the seat, the mobile phone is connected with the server through application software, the pressure sensor collects pressure data, the mobile phone shoots video data, and the server obtains a sitting posture evaluation result and a fatigue monitoring result through the pressure data and the video data. Compared with the prior art, the method has the advantages of high accuracy, high robustness and the like.

The invention relates to the technical field of power control, and provides an inverter control method and system, a power system and an inverter scheduling method.The method comprises the following steps executed by a circuit breaker: obtaining a preset change curve sent by a master station; determining target power according to the current time and a preset change curve; and performing output control on the plurality of inverters according to the target power. In the embodiment of the invention, the main station can send the preset change curve representing power and time mapping of the power demand in a future period of time to the circuit breaker, so that the subsequent circuit breaker can determine the corresponding target power according to the current time and the preset change curve, and then output control is carried out on the plurality of inverters according to the target power. According to the invention, the circuit breaker only needs to communicate with the master station once to realize output control of the plurality of inverters for a period of time, control transmission between the master station and the inverters does not need to be frequently carried out, the communication is simple, the situation of command loss is not easy to occur, and finally the control reliability is improved.

The invention relates to the technical field of communication, in particular to a communication method and device, computer equipment and a computer readable storage medium, and the method comprises the steps: obtaining a target communication instruction, sent by a second PE, of a communication demander; under the condition that the communication tunnel which the target communication indication aims at is determined to be the target communication tunnel, the target communication tunnel is adopted to send target data to the second PE, so that the second PE forwards the target data to the communication demand side; wherein the target communication tunnel is a communication tunnel between the first PE and the second PE constructed according to the tunnel identifier corresponding to the first PE and the routing information sent by the second PE.

A system for sensing the position of a work machine or loading truck includes an actuator arm suspended downwards from a secondary conveyor of a milling assembly. The actuator arm responds to contact with the truck's tailgate or rear via motion and angle measurements detected using a linear transducer, inclinometer, rotary position sensor, or proximity switch. Based on a predetermined angle measurement, the system triggers an indicator light visible to the truck driver to indicate when to stop or move forward to achieve uniform load distribution. The system can be integrated with software for enhanced control options and requires only a power supply and grounding connection for mounting on the work machine.

The utility model provides electronic equipment. The electronic equipment comprises a first circuit board, a vibration assembly, a sensing assembly and a functional device, the first circuit board is provided with a first air channel. The vibration assembly is installed on one side of the first circuit board and comprises a vibration structure and a first shell, the vibration structure and the surface, facing the vibration structure, of the first shell are arranged in a spaced mode, and the vibration assembly is communicated with a first cavity of the first air channel. The sensing assembly is installed on the other side of the first circuit board, the sensing assembly comprises a sensing structure, a second shell and a second circuit board, the sensing assembly is provided with a second cavity, and the second cavity is communicated with the first air channel. The functional device is connected to the first circuit board. The second circuit board is connected between the second shell and the first circuit board, the second circuit board is provided with a second air channel, and the second air channel is communicated with the first air channel. According to the embodiment of the invention, the sensing structure is electrically connected with the first circuit board through the second circuit board, so that the wiring space on the first circuit board is saved, and the area of the first circuit board can be further reduced.

The invention discloses an industrial network controller architecture for realizing a TTP protocol based on programmable logic, the architecture is formed by connecting at least two controllers, and each controller comprises a network data processing module based on an FPGA, a data interface module, a storage module, a clock module and a power supply module. According to the invention, high-security control and scheduling can be provided for the distributed industrial network. According to the invention, on the basis of an FPGA (Field Programmable Gate Array) chip XC7K325T-1FFG900I and a PHY (Physical Layer) chip RTL8211E-VB, a clock module is provided with a clock frequency multiplication chip HMC7044. An RJ45 socket and a 10G SFP + optical port in the data interface module can realize high-speed and high-throughput network data transceiving and processing functions, and an FPGA chip can realize TTP protocol processing and high-speed signal data analysis, calculation and forwarding functions, so that high efficiency of operation is ensured; and the PHY chip realizes data packet decoding of a network physical layer, so that the reliability of data is ensured. Compared with a traditional industrial network controller, the industrial network controller has the advantages of customizable development, low time delay, high safety, high throughput rate and the like.

The invention relates to an object communication method and device, a medium, electronic equipment and a program product, and relates to the technical field of communication, and the method comprises the following steps: obtaining a communication message sent by a message sending direction to a target object, obtaining a communication address of the target object from a database according to an object identifier of the target object, and sending the communication message to the target object according to the communication address; the communication message is sent to the target object, object-level communication with finer granularity can be realized, complex operation of inter-process communication is avoided, a message sender can complete message sending without concerning communication details of the target object and depending on the object identifier of the target object, the communication process is greatly simplified, and the communication efficiency is improved. Therefore, the communication overhead can be reduced. Besides, the message sending can be completed by depending on the object identifier of the target object, so that the communication system has relatively high expansibility, and even if a new process or object is added to the communication system, the communication of other objects cannot be changed.

The invention provides a programmable logic controller and a communication method thereof, the controller comprises a main control module and an extension module communicating with the main control module through a user-defined protocol, and a frame format of a command frame of the user-defined protocol comprises an extension module address and a function code. The main control module is used for acquiring the actual connection number of the extension module, sending a first request message to the extension module to clear the address of the extension module, sending a second request message to configure the address of the extension module as a first address, receiving a first response message sent by the extension module and verifying the first response message; if the response message is the normal response message, polling the next extension module, and sending a third request message to the extension module to configure the extension function of the extension module; and receiving a second response message sent by the extension module, verifying the second response message, and polling the next extension module if the second response message is a normal response message. The communication between the extension module and the main control module can be realized without integrating a relatively huge protocol stack.

The present application provides a power control system and method for a fuel cell. A main control unit is separately connected to a vehicle controller, an inverter control unit, each DC / DC control unit, and a high-voltage power distribution management unit, and generates a control instruction on the basis of the required power and a start / stop instruction that are sent by the vehicle controller. The inverter control unit controls an air compressor to output a required rotational speed. The high-voltage power distribution management unit controls a high-voltage BOP to power on and off. Multiple DC / DC control units are in parallel connection, and each DC / DC control unit receives a first high-voltage direct current, outputs a second high-voltage direct current and converges same into a second direct current filter circuit; after filtering is performed, same is connected to a vehicle drive system. On the basis of the required power and the start / stop instruction that are sent by the vehicle controller, the main control unit controls the inverter control unit, each DC / DC control unit, and the high-voltage power distribution management unit to perform corresponding operations without requiring the vehicle controller to separately control each unit and separately receive a state fed back by each unit, thereby reducing the complexity of control for the vehicle controller and reducing the burden of communication.

The invention relates to communication between computing devices, and discloses a communication method, device and system, a storage medium and a computer program product. A communication method between computing devices, the computing devices have different hardware configurations, the hardware configurations comprise different types of chips, and the communication method comprises the following steps: obtaining device identification information of the computing devices participating in communication; matching a registration code of the computing device according to the device identification information; hardware configuration information and communication parameters of the computing device are recognized according to the registration code of the computing device, and the hardware configuration information comprises the type of a chip of the computing device and configuration related to communication; and selecting a data transmission mode suitable for the communication from the registered data transmission modes according to the hardware configuration information and the communication parameters of the computing device.