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104results about How to "Efficient support" patented technology

Data-transmission system between nodes, and device and method

The invention discloses a data transmission system, a device, and a method with message transmission way among all the nodes on a non-consistent memory access platform. The data transmission system is used for transmitting data among all the nodes on the non-consistent memory access platform, the nodes comprise the data transmission device connected with an operating system protocol stack; the system is characterized in that, the data transmission device comprises: an allocation module of shared communication buffer area used for dividing a shared communication buffer area and a control area of the shared communication buffer area, as well as announcing the position and size of the shared communication buffer area to other nodes; a bottom-layer communication module used for messaging via the shared communication buffer area among the nodes; and a virtual network adapter card simulating the bottom-layer communication module as the network adapter card and connected with the protocol stack of the nodes. The invention has the advantages that system doesn't need particular hardware support with transparent, high-efficient, and safe data transmission.
Owner:INST OF COMPUTING TECH CHINESE ACAD OF SCI

An auxiliary diagnosis system and method for ulcerative colitis under enteroscopy based on deep learning

The invention discloses an auxiliary diagnosis system and method for ulcerative colitis under enteroscopy based on deep learning. The system comprises an enteroscopy image automatic acquisition subsystem, a client, a server and a database. The enteroscope image automatic acquisition subsystem is used for acquiring an enteroscope image; The client is used for uploading the enteroscopy image acquired by the enteroscopy image automatic acquisition subsystem to the server, and judging whether the image is qualified or not and whether the image comprises ulcerative colitis judgment or not, and an analysis result fed back by the server is received and displayed; the database is used for storing the sample set for training the convolutional neural network, the acquired enteroscopy image and the analyzed and output information. According to the method, an image recognition technology is utilized to monitor an endoscope video in real time, images containing key organ parts and suspicious focusareas are automatically collected, a neural network model is utilized to automatically screen the images, the most valuable image can be extracted from a global video, and more reliable and efficientsupport is provided for doctors to diagnose.
Owner:武汉大学人民医院

Stable and efficient stirring reaction kettle

The invention discloses a stable and efficient stirring reaction kettle, which comprises a kettle body, the kettle body is provided with a feed pipe, a discharge pipe and a support rod, and the support rod is provided with a boss, a support inclined block, and a sliding blind hole and connecting sliding rods, the upper end of the kettle body is provided with a support plate, crank, first helical gear, stirring shaft and second helical gear, the periphery of the stirring shaft is provided with stirring fan blades, and the upper wall of the kettle body is provided with a push rod, a backing plate, a support Springs and lifting deflectors, brackets, ball bearings, turbine blades and threaded inner rings are arranged at the lower end of the upper wall of the kettle body, a motor is arranged on the right wall of the kettle body, and a heating wire is arranged on the inner wall of the kettle body. The present invention drives the stirring shafts on both sides and the stirring blades to rotate through the gears to quickly mix the materials, and the push rod drives the lifting deflector to mix the materials at different levels, and at the same time drives the threaded inner ring and the turbine blades to stir the materials through the thread cooperation. Improve mixing efficiency.
Owner:惠安县灿鑫新材料科技有限公司

Method of low-complexity frequency deviation estimation based on adjustable time frequency training sequence

InactiveCN1665230AEstimated performance is goodImprove accuracyMulti-frequency code systemsDelay spreadTime domain
The invention discloses a low-complexity frequency bias estimating method based on a regulable time frequency training sequence, a frequency synchronizing method applied to OFDM system and other blocked transmitting systems, where the regulable time-frequency training sequence is composed of alpha N-long frequency domain sequence TS1 and (1-alpha)N-long time frequency sequence TS2, where the length ratio of the two parts is regulable and the total length keeps invariant; for resisting the interference IS1 between symbols, it inserts a Ng-long circulating prefix in both the two parts; the frequency domain sequence TS1 is composed of K inequi-distant pilot frequencies and the time domain sequence TS2 is composed of P same-length U subsequences; by choosing the parameters, the corresponding frequency bias estimators can obtain different balance of complex property, thus applied to different wireless mobile scenes. Wherein, Ng should be greater than the maximum time delay extension of wireless multipath channel, and PU= (1-alpha)N.
Owner:SOUTHEAST UNIV

Instant-plug spherical hinge-type quantifiable-yield steel arch connecting component and using method

The invention discloses an instant-plug spherical hinge-type quantifiable-yield steel arch connecting component and a using method. The connecting component is arranged between two steel arches and comprises a connecting rod and a sleeve. The connecting rod comprises a spherical tip at one end, a threaded tip at the other end, and a rod body in the middle. An annular protruding part is arranged atthe joint of the threaded tip and the rod body. The sleeve is of a structure with one end sealed and the other end open. An internal threaded part is arranged at a position, close to the sealed end,of the inner wall of the sleeve, and a one-way clamping part is arranged on the inner wall of the open end of the sleeve. A perforated steel plate is welded to the end of the steel arch on one side ofthe connecting component, and a sealed steel plate is welded to the end of the steel arch on the other side of the connecting component. A threaded hole matched with the threaded tip is formed in thecenter of the perforated steel plate, and the sealed end of the sleeve and the sealed steel plate are welded together. The instant-plug spherical hinge-type quantifiable-yield steel arch connecting component is exquisite in structure, easy to operate and capable of achieving efficient support, the assembling procedure of the steel arches is greatly simplified, the number of workers is reduced, and the work time is shortened.
Owner:CHINA RAILWAY TUNNEL GROUP CO LTD +1

Shale oil reservoir multistage crack diversion capacity optimization method

The invention belongs to a shale oil reservoir fracture net fracturing optimization technology, and particularly relates to a shale oil reservoir multistage crack diversion capacity optimization method. The method comprises the following steps of S1, optimizing a complex crack modification body, obtaining the reservoir characteristic of a shale oil reservoir, and obtaining the volume and the permeability of the optimized modification body according to the oil-gas seepage mechanical theory; S2, determining the optimal equivalent crack permeability; S3, determining the equivalent crack diversioncapacity; and S4, calculating the optimal multistage crack diversion capacity. By utilizing the method, the three-stage crack diversion capacity of a main crack, a secondary crack and a micro-crack of a complex crack formed by the shale oil reservoir fracturing can be determined, so that guidance is provided for selection of fracturing propping agents and sand adding process design, the modification body with high-efficiency supporting is formed in a shale oil layer, and the modification effect of the shale oil reservoir is improved.
Owner:CHINA PETROLEUM & CHEM CORP +1

Intelligent driving type temperature control heating and -dehumidifying electric shoe stretcher

The invention relates to an intelligently driven temperature-controlled heating and dehumidifying electric shoe stretcher, which improves the design of the existing shoe stretch structure, introduces an intelligently driven temperature control mechanism, and designs a first pressure sensor (5) and a second pressure sensor (6) respectively. ), in the case of realizing the intelligent detection function, intelligent control is realized for the miniature electronically controlled telescopic rod (7) between the front support of the shoe (1) and the back support of the upper of the shoe (2). Under the telescopic control of the upper telescopic rod, the change of the distance between the upper support (1) and the upper support (2) is realized, which can efficiently adapt to shoes of various sizes; at the same time, based on the designed humidity sensor (11), the internal environment of the shoe Humidity detection, combined with the design of the specific heating circuit (12), realizes the joint intelligent control of the designed micro-fan (9) and the electric heater body (13), and realizes the heating of the environment inside the shoe while preventing deformation of the shoe Dehumidification operation.
Owner:ZHEJIANG QIAO XING CONSTR GRP HUZHOU INTELLIGENT SCI & TECH

Intelligent filtering and heating dehumidification type electric shoe stretcher

The invention relates to an intelligent filtering and heating dehumidification type electric shoe stretcher. Aiming at an existing shoe stretcher structure, an improved design is carried out and an intelligent filtering detection electric control mechanism is introduced; a first pressure sensor (5) and a second pressure sensor (6) are designed respectively, and a specifically designed filtering circuit (12) is combined, so that intelligent control is realized aiming at a designed mini-type electric control telescopic pole (7) is realized under the condition of realizing the intelligent detection effect; under the telescoping of a telescopic pole on the mini-type electric control telescopic pole (7), the change of a distance between a vamp front support (1) and an upper rear support (2) is realized, so that the intelligent filtering and heating dehumidification type electric shoe stretcher can be effectively adaptive to shoes with various sizes; meanwhile, based on a designed humidity sensor (13), the filtering circuit (12) is matched and used for detecting the humidity of environments in the shoes, and furthermore, intelligent control is realized by common work of a designed mini-type fan (9) and an electric heater body (11), so that heating dehumidification operation on the environments in the shoes is realized when the shoes are prevented from deformation.
Owner:ZHEJIANG QIAO XING CONSTR GRP HUZHOU INTELLIGENT SCI & TECH

Fluid supply of centre valve system for dry belt-type transmission member, such as oil supply

The invention relates to an assembly (1) with a vane-type camshaft adjuster (2) and an adjustment actuator (4). A centre valve (3) filled with a fluid for distributing the pressure, such as oil, is arranged in the vane-type camshaft adjuster. The adjustment actuator acts onto the center valve (3) through controlling the pressure fluid. The camshaft adjuster (2) is driven by dry a belt-type transmission element and is provided with a stator (5) and a rotor (6). The pressure fluid is filled in a pressure fluid distributing chamber (8) through the centre valve (3). At least one pressure fluid return pipeline (40) is arranged in the rotor (6). The pressure fluid return pipeline (40) is extending substantially in the axial direction. The invention further relates to a drive system for vehicles.
Owner:SCHAEFFLER TECH AG & CO KG

Control system for simulating ship propulsion

The invention discloses a control system for simulating ship propulsion, which comprises a load control and emulation computer, a monitoring computer, a field bottom-layer control device, an operation interface and a load system. The control system for simulating ship propulsion, which is disclosed by the invention, utilizes a computer and a human-computer interface to simulate a practical ship electric propulsion control system to control, monitor and manage a ship electric propulsion test system, so that an efficient and convenient experiment means support can be obtained for developing the ship electric propulsion system, and researching efficiency is improved.
Owner:DALIAN RONGSHENG SHIP EQUIP MFG
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