42results about How to "Processing speed block" patented technology

The invention discloses a data processing system based on a VPX (versatile protocol switch) bus structure, which comprises a main control sub-system, and a plurality of data processing sub-systems which are connected with the main control sub-system by a data exchange subsystem, wherein the main control sub-system is used for data inputting and data outputting, task issuing and dynamic managing, the data exchange subsystem is used for high-speed data interaction between the main control sub-system and each data processing sub-system, and the data processing sub-systems are used for processing data at high speed. The data processing system disclosed by the invention is built based on a VPX bus, adopts a modularization design, is easy to cut and has the advantages of being fast in processing, low in power consumption, flexible in expansion, high in firmness and the like; what is more, the floating-point processing capacity is more than 1500G FLOPS (floating operation per second), and 10Gbps Ethernet data input and 20Gbps high-speed serial bus interconnection can be achieved.

The present disclosure provides an LED display device. The LED display device divides each of LED modules into a plurality of unit blocks. In each of the unit blocks, a display controller transmits image data to be processed in parallel to the corresponding data driver at the same time, and transmits logic signals to the corresponding gate driver, thereby driving the corresponding data driver and then turning on the corresponding LEDs. Therefore, the speed processing the image data of each unit block can be improved, to enhance the visual refresh rate.

Provided is a method for forwarding path virtualization for a router, which prevents the processing speed of the router from decreasing due to a plurality of operating systems installed in an upper layer of a hypervisor when the router is virtualized.

A distributed data-based concurrent processing by a control terminal obtaining data block information corresponding to a submitted operation; a task processing terminal sending a task processing request to the control terminal; the control terminal finding a data block that is unassigned and is distributed in the same server where the task processing terminal is distributed, and assigning the found data block to the task processing terminal. The control terminal determines a server having the fewest data blocks that are being processed by the task processing terminal and assigning an unassigned data block to the task processing terminal on the determined server if the data block that is unassigned and is distributed in the same server where the task processing terminal is distributed is not found. The task processing terminal processes the data block assigned by the control terminal according to a flow.

The invention discloses a multichannel high-precision temperature acquisition method, which belongs to the field of missile-borne computer analog acquisition and processing. In a strapdown inertial navigation system, the change of temperature reduces the output precision of a fiber optic gyroscope. A constant temperature environment needs to be provided, and when the constant temperature environment is provided, the current environment temperature needs to be detected. According to the currently-adopted temperature analog acquisition method, temperature acquisition is carried out on a single point; an ADC acquisition controller is a DSP or a single chip microcomputer, and the real-time performance is poor; a temperature data transmission protocol is simple, and when the data are transmitted in a harsh environment, data distortion happens. A test is made already in a certain-type missile-borne strapdown inertial navigation system, the temperature of the strapdown inertial navigation system can be acquired and outputted in a real-time and high-precision mode, the operation is mature and stable, and good effects can be achieved.

The invention relates to an overwater overflow-oil recovery device in a rotatable roller boom form. The device is made of lightweight materials and comprises a roller and oil absorption elements, wherein the roller comprises a stand column (1) fixedly or detachably arranged on the middle of a roller bottom (7), a plurality of wall bodies (2) fixedly or detachably arranged on the circumference of the roller bottom (7), and covers (6) detachably covering the stand column (1) and the wall bodies (2); a shaft hole (12) is formed in the stand column (1); a flexible shaft or a cable penetrates through the shaft hole; the roller bottom (7) and the covers (6) are provided with through holes corresponding to the shaft hole (12); the adjacent wall bodies (2) are connected through a grid-shaped arc pore plate (3); each wall body (2) and the stand column (1) are connected through a grid-shaped plane partition plate (4); the roller is internally divided into a plurality of divided spaces; the oil absorption elements are disposed in each divided space; and the oil absorption elements can freely rotate in the corresponding divided space.

The invention relates to the field of machines, in particular to an automatic gizzard incising machine and an incising method. Gizzards are placed into a hopper to fall into an inclined plate of a shaping component to be conveyed, and the gizzards in a groove are guided into a gap between two belts to be conveyed. In the conveying process of the gizzards, the gizzards are pressed through a pressed belt, a circular cutting head carries out incision in the gap in the middle of the pressed belt, the incised gizzards are then collected, and automatic incising is achieved.

The invention relates to an abnormal combustion gas consumption intelligent detection regulation and control system of a combustion gas meter. The abnormal combustion gas consumption intelligent detection regulation and control system of a combustion gas meter includes the steps: a data acquisition layer is used for performing data acquisition on combustion gas pressure, gas flow and gas quality purity of an intelligent combustion gas meter and/or combustion gas supply detection and control box; a data transmission layer transmits the data collected and sensed by the data acquisition layer toa processing layer to perform data analysis and processing; through processing and analysis of the processing layer, the data is transmitted to a management layer through the data transmission layer;the work staff remotely controls a regulation and control layer through the management layer, sets the combustion gas supply detection and control box at a community/building end according to the portioned management probability, sets the intelligent combustion gas meter on a user terminal to realize detection and acquisition of the information, such as flow of pipeline network, pressure and gas quality; and by combining a pressure detector on the intelligent combustion gas meter, the abnormal combustion gas consumption intelligent detection regulation and control system can timely discover leakage of pipeline, too high or too low pressure, impurity of gas quality and the like by comparing the pressure difference and can realize monitoring of the abnormal situation of the combustion gas meter, thus being able to guarantee safety of the user and stable gas consumption of the user.

The invention discloses a half bridge arm protection circuit comprising a DC power source, a detection circuit, a driving circuit, a microprocessor and a signal latch circuit. By detecting and comparing the timing relationship between the HPWM, the LPWM and the HS through the half bridge arm protection circuit, the signal latch circuit will issue a fault signal to turn off the power tube in time to protect it from damage when an abnormal timing relationship occurs. The half bridge arm protection circuit avoids the problems of high volume and high cost in the prior art in the high power application, and only needs to process and detect digital signals, which has fast processing speed, strong anti-interference ability and lower cost.

A sheet-processing machine and a method for operating a sheet-processing machine are disclosed. Sheets from a stack are separated and are accelerated, by a primary acceleration device, to a first speed and are then accelerated by a secondary acceleration device, to a second speed and then are processed by a processing module at a processing speed. The first speed is at least 20% lower than the processing speed. A drive of the primary acceleration device and a drive of the secondary acceleration device and a drive of the processing module, each have dedicated drive control systems which are connected, by circuitry, to a machine controller of the sheet-processing machine.

An embodiment of the invention provides a pupil center locating device and method as well as VR (virtual reality) equipment. The pupil center locating device comprises a matrix operation circuit, a parameter operation circuit and a coordinate operation circuit, wherein the matrix operation circuit is used for acquiring a linear normal equation set according to acquired N boundary point coordinatesof a pupil area, and N is a positive integer larger than 5; the parameter operation circuit is used for acquiring parameters of an elliptic equation according to the linear normal equation set with the Cramer's rule; the coordinate operation circuit is used for acquiring center coordinates of the pupil area according to the parameters of the elliptic equation. The pupil center is located on the basis of an ellipse fitting algorithm. Compared with a projection coordinate method in the prior art, the method has the advantages that the computing accuracy is improved, the anti-interference capacity is improved, hardware can be implemented and integrated in the VR equipment, the processing speed is high, the processing time is short, and few logic resources are used.

The invention discloses a square head cutting machining device for a shaft part. The following technical scheme is provided for solving the problem that the square head machining efficiency is low in the prior art; the square head cutting machining device comprises a lathe; a rotating cutter head is fixedly connected to a rotating shaft of the lathe; multiple sets of cutting tools are fixedly installed to the outer edge of the rotating cutter head; a tool clamp used for fixing the shaft part to make the machining end of the shaft part face the rotating cutter head is installed on a tool seat of the lathe; the lathe drives the rotating cutter head to rotate so that the cutting tools located on the outer edge of the rotating cutter head can synchronously rotate to form a cutting face; the shaft part is fixed to one side of the rotating cutter head through a tool clamp installed in the tool seat, and in addition, the to-be-machined end faces the cutting face. Due to the fact that the multiple sets of tools are arranged on the rotating cutter head, the shaft part is continuously cut through the multiple sets of tools, the cutting speed is high, the machining efficiency is high, meanwhile, compared with planer planing, the feed quantity of the lathe is large, the cutting speed is further increased, and in addition, the cutting roughness degree is high.

An image processing controller inputs image data representing a tone for each pixel into a processing unit via a bus that offers a predetermined transfer speed. A first substituting section renders a given number of low order bits in a tone value of the image data redundant and includes information on the number of bits rendered redundant in the image data. A compressing section compresses image data subjected to the redundancy processing. A decompressing section decompresses compressed image data acquired from a storing section via the bus when the amount of stored compressed image data reaches a predetermined amount. A second substituting section obtains the information on the number of bits rendered redundant included in the decompressed image data and replaces these bits with non-redundant data.

A printing press has at least two units in the form of modules, at least one of which is in the form of a non-impact coating module and has at least one print head. The at least two modules each have at least one dedicated drive which is used to effect transport of a substrate through the module or through an effective region of the module. Along an intended transport path, there is at least one first application point, provided for the application of a color coating agent, an effective region of at least one drying device assigned to the first application point and at least one further application point provided for color coating agent application, and further oriented towards the same side, of at least one non-impact coating module, and an effective region of at least one further drying device assigned to the further application point. At least one print head is preferably one of connected and connectable to at least one positioning device. The at least one positioning device preferably has at least one positioning drive.

The invention discloses a film-tearing decontamination device for a display screen. The device comprises a film-tearing machine frame, and the film-tearing machine frame is provided with a feeding triaxial mechanical hand, a lifting suction disk mechanism, a film tearing mechanism, a film taking wiping mechanism and a film tearing storage box in sequence from the left to the right; and the lower platform of the feeding triaxial mechanical hand is provided with a first film-tearing tray, the lifting suction disk mechanism is arranged adjacent to the feeding triaxial mechanical hand and locatedat the upper part of the film-tearing machine frame, and the film tearing mechanism is arranged at the lower part of the film tearing machine frame and opposite to the lifting suction disk mechanism.The device provided by the invention can automatically tear a film, and after the film is torn, the device can automatically wipe a residual glue to complete film tearing and cleaning work; the devicehas a quick processing speed, can effectively prevent and control a secondary defect rate, improve the film tearing efficiency and quality, reduce production costs and improve enterprise benefits, and has good market application value.

The invention discloses an assembly type prefabricated dismounting-free formwork. The assembly type prefabricated dismounting-free formwork is characterized in that a prefabricated integral formwork and a dismounting-free form body are involved, wherein the prefabricated integral formwork comprises transverse steel components and longitudinal steel components, the transverse steel components and the longitudinal steel components are welded into a frame, the lower surface of the prefabricated integral formwork formed by welding is a reference plane, the dismounting-free form body is laid on thereference surface side of the prefabricated integral formwork, and the dismounting-free form body is fixedly connected with the prefabricated integral formwork through fasteners. The invention further discloses a manufacturing method of the dismounting-free form system. According to the assembly type prefabricated dismounting-free form and the manufacturing method, the advantages that the structure is simple, machining is facilitated, the construction efficiency is improved, the rigidity is good, machining is easy and the like are achieved.

The invention discloses a data processing method and apparatus, and belongs to the field of communication technology. The method comprises the following steps: obtaining the information of a head filed of a data packet; searching an accurate matching table entry matched with the data packet in an accurate matching flow table by using the information; when the accurate matching table entry matched with the data packet is searched, judging whether the updating time of a universal matching table entry corresponding to the accurate matching table entry is prior to the establishment time of the accurate matching table entry, wherein the accurate flow in the accurate matching table entry is a subset of rules in the universal matching table entry corresponding to the accurate matching table entry; when the updating time of the universal matching table entry corresponding to the accurate matching table entry is prior to the establishment time of the accurate matching table entry, processing the data packet according to the action instruction corresponding to the accurate matching table entry; and when the updating time of the universal matching table entry corresponding to the accurate matching table entry is not prior to the establishment time of the accurate matching table entry, deleting the accurate matching table entry. The updating of the flow table and the search of the flow table can be executed at the same time, thereby generating no processing delay of the data packet, and improving the network performance.