24 results about "Open communication" patented technology

The utility model relates to the technical field of grinding machine cutting fluid treatment, in particular to a grinding machine cutting fluid treatment device for die steel processing, which comprises a circular treatment box, a cover plate is fixedly mounted on the front surface of the circular treatment box, a guide column is fixedly mounted in the middle of the inner side of the circular treatment box, and a rotary switching mechanism is arranged outside the guide column; and the flow guide groove is formed in the guide column in the axial direction and located in the middle-upper position of the guide column, a first opening communicated with the flow guide groove is formed in the top end of the guide column in a penetrating mode, a second opening is inwards formed in the bottom end of the guide column, and a blowing cleaning mechanism is arranged in the second opening. According to the utility model, the nozzle is arranged downwards and is matched with the air flow channel in the guide post, so that the problem that an air spraying pipe orifice is easily blocked by cutting fluid chippings in the prior art is effectively solved.

The invention discloses a water seepage and drainage system for constructing a sponge city, and belongs to the technical field of water seepage and drainage systems, the water seepage and drainage system comprises a water seepage and drainage unit and a water storage unit, the water seepage and drainage unit comprises underground drainage tanks and cover bodies, the cover bodies are installed at the tops of the underground drainage tanks respectively, and each cover body is provided with a seepage hole; a water pump for discharging water from the underground drainage tank is arranged in the underground drainage tank; the water storage unit comprises a reservoir, the reservoir is provided with a plurality of sets of communicating pipelines in one-to-one correspondence with the underground drainage tanks, communicating openings are formed in the side walls or the bottoms of the underground drainage tanks and communicate with the reservoir through the communicating pipelines, opening and closing assemblies are arranged in the underground drainage tanks, and the communicating openings are closed by the opening and closing assemblies in the normal state. When the water level of the underground drainage tank reaches a preset high level, the opening-closing assembly opens the communicating opening. The method has the advantages that dynamic changing rainfall characteristics can be conveniently and flexibly handled, and the utilization efficiency of rainwater recycling and the disaster prevention reliability are improved.

A system and method for automated remote payments between a vehicle and a refueling station is disclosed. The system may enable the vehicle to initiate an automated remote payment to the refueling station without needing the user to manually input transaction account information, or to manually prepay for the transaction. The refueling station may detect when the vehicle is in proximity, and the vehicle and the refueling station may open communications to transmit data. The vehicle may transmit vehicle identifying data to the refueling station, and the refueling station may communicate the vehicle identifying data to a payment network to authorize the transaction. In response to authorizing the transaction, the vehicle may proceed with refueling at the refueling station.

A system for distributed communication, the system includes an imager configured to illuminate a sample and provide an image; multiple groups of boards, comprising (i) multiple groups of board memory units, each board memory unit is configured to store the image, (ii) multiple groups of arrays of image processing circuits having image processing circuits memory units; (iii) housings, wherein different group of boards are located within different housings; and (iv) multiple communication units that participate in imposing a conflict free communication scheme related to a provision of the image portions from the image processing circuits to a memory unit associated with the control unit; the conflict free communication scheme limits a maximal number of concurrently open communication sessions with image processing circuits of each board.

The utility model relates to the technical field of valves, in particular to a stop valve. A stop valve comprises a valve body assembly, a valve element assembly and a static valve element, a valve port is formed in the valve body assembly, the valve element assembly and the static valve element are arranged in a valve pipe of the valve body assembly, the static valve element is arranged at the valve port and provided with a communicating hole communicating with the valve port, the valve element assembly is arranged on the static valve element, and the valve element assembly can rotate to block or open the communicating hole; the stop valve further comprises a positioning assembly, the valve element assembly is sleeved with the positioning assembly, the positioning assembly is arranged in the valve pipe, the outer wall of the positioning assembly abuts against the inner wall of the valve pipe, and the inner wall of the positioning assembly abuts against the valve element assembly. The stop valve has the advantages that the valve element assembly can be limited to prevent the valve element assembly from deflecting in the long-term use process, and therefore inner leakage of the stop valve is prevented.

Systems and methods for detecting and diagnosing causes of subpar performance of a hearing device are provided for a user. The hearing device may include a housing, a receiver and a sound processor configured to send signals to the receiver. The receiver may be configured to output audio signals from the signals sent by the sound processor. A base unit may include a main body having a cradle formed therein. The cradle may be configured to receive the hearing device therein. A base unit microphone interfaces with the cradle and may be configured to receive output audio signals from the receiver when the hearing device is received in the cradle. The base unit microphone and the receiver remain in open communication with a space exterior of the base unit when the hearing device has been received in the cradle. A processor associated with the system may be configured to compare signal energy levels of test audio signals produced by the base unit microphone, in response to the audio signals received from the receiver, with signal energy levels of reference audio signals, and to indicate a blockage of the receiver has occurred when a difference between the signal energy levels of test audio signals and the signal energy levels of reference audio signals exceeds a threshold difference.

The present disclosure relates generally to a wireless communication system, and more particularly, to an apparatus and method for mobility-aware resource management based on a hierarchical Open-RAN architecture in a wireless communication system. An operation method of a base station according to the present invention includes: receiving, by an O-CU / DU, valid region information and transmission power information to be scheduled from a Near-RT-RIC; measuring reference signal received power of each GoB beam for users within the valid region; determining, for each user, a GoB beam tuple having the highest reference signal received power; determining user scheduling and GoB beam scheduling by selecting a tuple that maximizes a predefined objective function; and transmitting data based on the scheduling information.

The invention discloses a transmission method and device based on unvarnished transmission object separation and multi-source industrial control data self-adaption, and relates to the technical field of power monitoring, and the method comprises the steps: receiving production equipment industrial control data, and automatically obtaining an open communication protocol based on a production equipment network; the method comprises the following steps: automatically generating a communication configuration file and a point table configuration file according to a communication protocol, analyzing industrial control data of production equipment to obtain analyzed industrial control data, performing data transmission on the analyzed industrial control data based on a preset UDP (User Datagram Protocol) to obtain network quality parameters, and when the network quality parameters deteriorate to a preset threshold value, sending the network quality parameters to a server; switching a preset UDP (User Datagram Protocol) to a TCP (Transmission Control Protocol) to carry out data transmission on the analyzed industrial control data; the input and output states of the analyzed industrial control data are monitored in real time, and when the input or output of the analyzed industrial control data is not monitored in the preset time period, the main acquisition device is switched to the standby acquisition device for data transmission, so that the efficiency and reliability of data transmission are improved.

The invention discloses a power device testing system and method, and belongs to the technical field of power device testing, the system comprises a first testing unit, an electric reactor and a second testing unit, and the first testing unit is connected with the second testing unit through the electric reactor; each of the first test unit and the second test unit comprises at least one full-bridge module with a direct-current capacitor, and in a capacitor negative reference operation mode, a normally-open signal is applied to any one power device connected with the negative electrode of the direct-current capacitor in the full-bridge module; in the capacitor positive reference operation mode, a normally-open signal is applied to any power device connected with the positive electrode of the direct-current capacitor in the full-bridge module. Based on the two operation modes of the capacitor negative reference and the capacitor positive reference, each power device can traverse the current stress at different positions in the converter, the problem that the working condition of the power device cannot be fully covered is solved, and the assessment result is matched with the actual application requirement.

The utility model relates to the technical field of seedling tray, especially to a seedling tray structure, which comprises a substrate, a mounting assembly, a seedling pot body and a mounting frame, the mounting assembly is connected to the substrate, the mounting assembly comprises a support plate, a connecting frame and a bottom plate, the support plate and the support plate one-to-one correspondence, the support plate is connected to the connecting frame lower two ends, the connecting frame inner wall connects the bottom plate, the seedling pot body is connected to the connecting frame inner wall and is connected with the bottom plate, the mounting frame is connected to the support plate, the mounting frame is hollow in the inside and is a chamber, one side is provided with an open communication, the chamber connects a water bag, one end of the water bag is provided with a water inlet, the water inlet is connected with a sealing cover and can be detachably connected, and the mounting frame is connected below the seedling pot body, the utility model improves the seedling pot use structure conveniently, improves the seedling pot structure applicable environment, the mounting assembly and the substrate are connected at the same time, the seedling pot structure is stacked together in the seedling pot structure carrying process, and the seedling pot structure carrying space is saved conveniently.

The application discloses a kind of realtek scaler chip's anti-reading method, device, computer equipment and medium, the method includes based on normal mode generation dynamic encryption heartbeat data and check heartbeat response data, when heartbeat detection result is abnormal, control main chip enters online programming mode, and according to preset register protection list, data is rewritten to key register.The application judges whether the current main chip is in normal working state in real time, and when heartbeat detection result is abnormal, actively control main chip enters online programming mode, and according to preset register protection list, real value in key register is rewritten to non-normal value, to realize the dynamic protection of key register value under online programming mode, effectively avoid that real value in key register is illegally read through externally open communication interface, guarantee the safety of chip internal core research and development data.

The application discloses a method for opening a communication port between adjacent basements separated by a cast-in-place pile and a closed shear wall, and comprises the following steps: 1, chiseling off the upper part of the cast-in-place pile (1) in the pile chiseling-off area; 2, constructing a new crown beam (4) in the pile chiseling-off area and connecting the cast-in-place pile; 3, opening first holes (7) on the shear wall (6) at intervals; 4, opening second holes (8) in the cast-in-place pile in the new communication port area and connecting the second holes (8) with the first holes (7); 5, erecting a support beam structure and arranging a back-up structure (12) at the bottom of the support beam structure; 6, chiseling off the piles and the shear wall in the new communication port area; 7, pouring a lintel (51) and a side column (52); 8, removing the support beam structure and the back-up structure; and 9, pouring and forming the new communication port. The application can meet the requirements of changing the opening position of the communication port between adjacent basements separated by a cast-in-place pile and adding new construction under the closed working condition of the shear wall.

The invention relates to the technical field of conversation, in particular to a conversation privacy protection method and system, and the method comprises the steps: building a main communication channel and an independent authentication public channel between a transmitting end and a receiving end, transmitting an unencrypted coding parameter sequence in an open communication stage, and carrying out the sequential key distillation based on the local synthesis voice of the transmitting end and the reconstruction voice of the receiving end, and an initial key is generated and written into a first-in first-out key buffer area. In the communication protection stage, a first part of a distillation key is read to generate a secrecy synthesis line spectrum pair parameter, a linear prediction synthesis filter is constructed, a second public random source is formed, and a new key is continuously distilled; reading the second part of the distillation key as a one-time pad key stream, encrypting and transmitting the coding parameter sequence, and decrypting and reconstructing the voice at a receiving end; the privacy amplification compression amplitude, the true random noise intensity and the security margin are adjusted in combination with key output and consumption to maintain continuous call privacy protection.

The utility model discloses a slip ring wireless mandrel, which comprises a mandrel main body, the surface of the mandrel main body is provided with a plurality of electroplating loops which are closely arranged together and are formed around the outer diameter of the mandrel main body, and each electroplating loop is provided with an opening leading to the interior of the mandrel main body; one end face of the mandrel body is provided with counter bores, the number of the counter bores is the same as that of the open holes, and each counter bore is covered with an electroplated layer and provided with an electroplated channel which passes through the surface wall of the mandrel body and is communicated with one open hole. According to the technical scheme, a copper ring and a wire on a traditional mandrel are omitted, the structure is simple, automatic production can be achieved, production is efficient and convenient, and product quality consistency is good.

A vehicle braking device includes: a first hydraulic pressure generation unit that is connected to a first wheel cylinder via a first fluid passage, and generates a hydraulic pressure in the first wheel cylinder; a second hydraulic pressure generation unit that is connected to a second wheel cylinder via a second fluid passage, and generates a hydraulic pressure in the second wheel cylinder; a first power supply unit that supplies electric power to the first hydraulic pressure generation unit; a second power supply unit that supplies electric power to the second hydraulic pressure generation unit; and a normally open communication passage opening and closing unit that is provided in a communication passage connecting the first fluid passage and the second fluid passage, and opens and closes the communication passage.

The application discloses a kind of power device test system and method, belong to power device test technical field, system includes: first test unit, electric reactor and second test unit, first test unit is connected second test unit by electric reactor;First test unit and second test unit all include at least one full-bridge module with DC capacitor, in the negative reference operation mode of capacitor, any one power device connected with the negative electrode of DC capacitor in full-bridge module is applied normally open communication signal;In the positive reference operation mode of capacitor, any one power device connected with the positive electrode of DC capacitor in full-bridge module is applied normally open communication signal.The application is based on the two kinds of operation modes of capacitor negative reference and capacitor positive reference, so that each power device can traverse the current stress of different positions in the converter, solve the problem that the working condition of power device cannot be comprehensively covered, so that the test result is matched with actual application demand.

The invention discloses an industrial robot practical training platform and a construction method, and relates to the technical field of intelligent manufacturing and vocational education. The platform comprises a hardware module serving as a physical execution layer and undertaking mechanical motion, signal input and output and peripheral connection functions; the system module is used as an intermediate scheduling layer and is responsible for equipment abstraction, communication management, security monitoring and data routing; and the application module is used as an upper interaction layer and provides a multi-language programming interface and a visual operation interface. By constructing a modular hardware architecture, physical separation and independent upgrading of each functional unit are realized, so that the platform can flexibly configure practical training components according to different professions; by introducing an open communication architecture, multiple industrial protocols and mainstream development languages are supported, and a data barrier between algorithm research and hardware control is broken through; through a multi-level application environment integrating graphical programming and high-level languages, learning curves of beginners and development requirements of advanced persons are considered, and the teaching applicability and the practice depth are remarkably improved.

TITLE. Method for associating a communication protocol with a motorized shutter of a building. This method associates a communication protocol with a motorized shutter of a building, the shutter being driven by a motor controllable by means of an individual remote control, the remote control being connected to a shutter movement control unit via a first secure proprietary communication protocol, the motor being capable of being controlled by means of a second open communication protocol of the Zigbee type. The first secure proprietary communication protocol is used to grant access to the shutter via the second secure protocol or to revoke this access, by means of signal exchanges carried out via the first communication protocol. Figure for the abstract: Fig. 1

A user equipment (UE) is configured to: communicate with one or more of a plurality of transmit and receive points (TRPs); and operate in both a single transmit and receive point (sTRP) mode and a multiple TRP (mTRP) mode. The UE is also configured to: decode configuration information indicating the UE's operating mode based on signaling received from a base station; and configure transceiver circuitry to transmit instructions configured to dynamically close communication with one TRP or open communication with one or more of the plurality of TRPs based on the received configuration information.

The utility model relates to the technical field of liquid discharge devices, in particular to a liquid discharge assembly, which comprises a valve body, a discharge component and a closure assembly, a first discharge flow channel is arranged in the valve body, and a communication port is arranged in the first discharge flow channel; the discharging component is rotatably arranged on the outer side of the valve body, a second discharging flow channel is formed in the discharging component, the communicating opening is located in the upstream side of the second discharging flow channel, and the valve body is provided with a through hole used for communicating the first discharging flow channel with the second discharging flow channel; the intercepting assembly is connected into the valve body in a sliding mode and moves close to or away from the communicating opening along the first discharging flow channel so as to close or open the communicating opening. The discharging component is stressed to axially rotate relative to the valve body, the discharging component rotates to the second discharging flow channel, the through hole is communicated with the first discharging flow channel, so that the liquid discharging function of the liquid discharging assembly is achieved, meanwhile, the liquid discharging direction of the second discharging flow channel is adjusted, the direction can be adjusted according to the equipment layout in the assembling process, and the assembling efficiency is improved. And the installation flexibility of the liquid discharging assembly is improved.

An electric vehicle charging system comprising a plurality of electric vehicle charge points, EVCPs (113-120), at a charging site, wherein each EVCP is arranged to provide a charge to an electric vehicle. The system includes at least one controller (122, 123) configured to control the plurality of EVCPs (113-120), and a broker (121) that is in communication with the at least one controller (122, 123) and in communication with each of the plurality of EVCPs (113-120). The broker (121) is configured to send control messages to the EVCPs (113-120) based on messages received from the at least one controller (122, 123). The control messages from the broker (121) to each of the plurality of EVCPs (113-120) use an EVCP-specific open communication protocol, for example OCPP.

The utility model relates to the technical field of cooking wine processing devices, and discloses a purifying device for cooking wine processing technology, which comprises a device main body, the device main body is provided with three inner cavities along the axial direction, when the purifying device is used, crude cooking wine is injected into the first inner cavity through a liquid inlet, and after standing, a sliding frame slides to the top of the first inner cavity; a bidirectional threaded rod on a mounting block is rotated to drive two L-shaped clamping blocks at the bottom of the mounting block to get close to each other and clamp a connecting block on a first inner cavity cover body, at the moment, a telescopic air cylinder drives a connecting rod and a filter pressing plate to vertically move, crude cooking wine is filtered, residues are subjected to filter pressing, and after the filter pressing process is finished, a communicating pipe is opened, so that the filter pressing is completed; the filter-pressed cooking wine enters the adjacent inner cavities, the operation is repeated, finally, the filter-pressed and purified cooking wine is discharged through the liquid outlet, the purification effect and purification efficiency of the cooking wine can be well improved through filter-pressing purification of the three inner cavities, and therefore the quality of the cooking wine is improved.

An electric vehicle charging system comprising a plurality of electric vehicle charge points, EVCPs, at a charging site, wherein each EVCP is arranged to provide a charge to an electric vehicle. The system includes at least one controller configured to control the plurality of EVCPs, and a broker that is in communication with the at least one controller and in communication with each of the plurality of EVCPs. The broker is configured to send control messages to the EVCPs based on messages received from the at least one controller. The control messages from the broker to each of the plurality of EVCPs use an EVCP-specific open communication protocol, for example OCPP.

The present invention relates to a method for monomer polymerization, and particularly for transferring polymer particles from an upstream polymerization reactor, the method comprising: (a) discharging from the upstream reactor a mixture comprising polymer particles and a reactive gas comprising hydrogen; (b) transferring the polymer particles and the reactive gas into a first chamber in open communication with a second chamber; (c) after completing the transfer of the polymer particles into the second chamber, maintaining the first and second chambers in open communication for a time period t; and (d) subsequently isolating the second chamber from the first chamber and transferring the polymer particles from the second chamber into a downstream container.