464 results about "Single pass" patented technology

Apparatuses, systems, and methods for separate write enable signals for granular single pass metadata access operations. During an example write operation a memory may receive data bits and at least one metadata bit. A set of bit lines in a first column plane is selected and a first write enable signal is provided which enables writing data to each of that set of bit lines. A second set of bit lines in a second column plane is selected and a second write enable signal is provided which enables writing the at least one metadata bit to a selected subset of the second set of bit lines.

A suturing device comprising an elongated member including a cavity formed in a surface thereof, a needle passage, and a vacuum port. When the elongated member is inserted into a body including tissue and a vacuum is applied to the cavity, the tissue is captured by the cavity. A needle pusher is operable to move a needle having a sutured attached thereto through the tissue until a first end of the needle is captured by a needle capturing assembly. A clamp coupled to the elongated member is used to extract the needle from the needle capturing assembly and reposition the needle with suture attached to be re-engaged by the needle pusher. The cavity may include a plurality of cavity portions for capturing multiple contiguous portions of the tissue such that a single pass of the needle and the suture results in the suturing of the multiple portions of the tissue.

The invention discloses a wavelength-adjustable high-power picosecond all-solid-state laser. The microchip seed source adopts a passive Q-switching principle, can directly generate laser with the pulse width as narrow as 300ps, is high in seed laser efficiency, good in beam quality and large in energy, can synchronously output TTL (transistor-transistor logic) level, and is used for controlling the pulse duration and delay of a 808nm QCW pumping source; the optical isolator protects the front-stage microchip solid laser from being damaged by returned light of the rear-stage amplifier; the single-rod two-way end pump amplifier amplifies laser pulse energy output by the microchip solid laser; the light beam shaper comprises a Galileo laser beam shrinking system and a soft edge diaphragm and is used for shaping light beams; the single-rod one-way end pump amplifier amplifies the pulse energy of the preceding-stage laser; and the frequency multiplier performs frequency conversion on the output laser, and outputs wavelength-adjustable picosecond laser with millifocus magnitude, high power and high beam quality.

An integrated transmission line installation system includes a transmission line conveying system that operates to install a transmission line within a conduit by advancing the transmission line through the conduit. The conduit includes at least a first segment and a second segment. The segments are evaluated to determine a full route including the routes of the first and second segments, and an installation plan is generated based at least in part on the full route. The transmission line conveying system includes two or more transmission line conveying apparatuses, a first that controls the advancement of the transmission line through the first segment, and a second that controls the advancement of the transmission line through the second segment. The transmission line conveying system controls and synchronizes the operation of the transmission line conveying apparatuses according to the installation plan so that the transmission line can be continuously installed through the full length of the conduit in a single pass.

The invention discloses a forming method of a titanium alloying high-boron stainless steel slab, which comprises the following steps: (1) melting molten steel through vacuum induction according to set components, and pouring to obtain an induction cast ingot; the alloy comprises the following components in percentage by mass: 0.2-2.5% of B, 0.5-5.0% of Ti, 17.0-21.0% of Cr, 10.0-16.0% of Ni, 0.5-2.5% of Mn, 0.1-1.5% of Si, less than or equal to 0.07% of C, less than or equal to 0.04% of P, less than or equal to 0.03% of S, less than or equal to 0.1% of N and other inevitable impurities, and the balance of Fe. (2) electroslag remelting is conducted on the induction cast ingot, an electroslag ingot is obtained, after diffusion annealing is conducted on the electroslag ingot at the temperature of 1100-1220 DEG C, hot forging cogging is conducted, and a thick plate intermediate billet is obtained; and (3) the thick plate intermediate blank is subjected to hot rolling and solution treatment with the single-pass rolling reduction being 3%-18%, and the titanium alloying high-boron stainless steel plate blank is obtained. In order to solve the problems that the high-boron stainless steel plate blank is small in specification, difficult to machine and limited in industrialization, the alloy component design is optimized, the forming process of titanium alloying, electroslag, hot forging and hot rolling is provided, and an effective technical route is provided for industrial production of the large-size and thick-specification plate blank.

A system and method for simultaneous compression and encryption of data. The system analyzes input data to determine its properties and creates a transformation matrix based on these properties. Using this matrix, the input data is transformed into a modified distribution, generating a main data stream of transformed data and a secondary stream of transformation information. The main data stream is compressed, and both streams are combined into a single output. The system implements security measures to protect against various attacks, including side-channel vulnerabilities. By using a dyadic distribution algorithm, the system achieves both compression and encryption in a single pass over the data, offering significant efficiency gains. The system can operate in both lossless and lossy modes, providing flexibility for different application requirements. This approach offers a unique solution for data transmission and storage scenarios where both data reduction and security are critical concerns.

The invention provides a production method of a cold-rolled titanium steel composite plate coil. Industrial production is achieved through the following steps that S1, the titanium steel composite plate coil is selected as a cold-rolled raw material; s2, removing the titanium layer at the head and the tail of the raw material to expose the steel base material, and welding the steel base material with the stainless steel leading tape; s3, a continuous annealing furnace is adopted for annealing the composite plate coil welded in the step S2, shot blasting is carried out after annealing, and acid pickling is carried out after shot blasting; a reversible reciprocating rolling mill is adopted for rolling, a constant rolling force mode is adopted for cold rolling, the accumulative deformation is controlled to be 50%-75%, and the single pass is smaller than or equal to 15%; s5, degreasing the cold-rolled composite plate coil; s6, carrying out multi-step vacuum annealing on the degreased composite plate coil; s7, flattening the composite plate roll subjected to vacuum annealing; and S8, the flattened composite plate coil is pulled and straightened, and the cold-rolled titanium steel composite plate coil is prepared. According to the method, the continuous production of the cold-rolled titanium steel composite plate coil with good performance can be realized by adopting a conventional production line without first-pass heavy reduction or a special powerful rolling mill.

The invention discloses a method for refining grains of a titanium alloy. According to the method, an original low-oxygen-content titanium alloy plate is subjected to cryogenic pretreatment, the temperature of the core of the original low-oxygen-content titanium alloy plate is reduced to a certain temperature, then the cryogenic low-oxygen-content titanium alloy plate is fed into a rolling mill, the single-pass reduction rate is controlled, cryogenic rolling is completed, high refinement and uniform distribution of crystal grains are achieved, and the low-oxygen-content titanium alloy plate is obtained. And the rolled titanium alloy plate is subjected to subzero treatment again, and the titanium alloy plate of the complex twin crystal structure formed by intersection of {11-22} and {10-11} twin crystals is obtained. The method has the beneficial effects that under the synergistic effect of low oxygen and deep cooling, even under the extremely small deformation amount, the cross effect of various twin crystal systems can be efficiently activated, a high-density and complex twin crystal structure is formed, high refinement and uniform distribution of crystal grains are achieved, then the mechanical strength and low-temperature toughness of the material are remarkably improved, and the service life of the material is prolonged. And the application requirements in a severe low-temperature service environment are met.

The invention relates to a continuous production method of high-purity tetraethoxysilane, and belongs to the technical field of tetraethoxysilane preparation. The method comprises a raw material pretreatment stage and a purification and rectification stage: in the pretreatment stage, silicon tetrachloride and ethanol are subjected to an esterification reaction in a molar ratio of 1: (3-4) under the protection of nitrogen, the pH is adjusted to be neutral through triethylamine, and triethylamine hydrochloride is removed through reduced pressure distillation; then, a cerium oxide-molecular sieve composite adsorbent with the specific surface area larger than or equal to 800 m / g and the pore diameter of 2-5 nm is adopted for dehydration under the pressure of 0.8-1.2 MPa till the water content is smaller than or equal to 5 ppm, and volatile impurities are removed through high-purity nitrogen purging; in the purification stage, metal ions and Cl are synergistically removed through a titanate modified resin layer and a nano TiOtube layer, and then step-by-step separation is performed through a four-stage differential pressure rectifying tower. Through collaborative optimization of structural design of the composite adsorbent, construction of an organic-inorganic hybrid interface of the resin layer and pressure gradient rectification, 72-hour continuous production is achieved, the single-pass yield of the product is 92%, and the total amount of metal impurities is smaller than or equal to 5 ppb.

The invention discloses a method for improving optical storage capacity based on ultraviolet femtosecond laser multi-cycle low-temperature direct writing, and belongs to the technical field of laser processing. Leveling the sample table; designing a random data structure and calculating parameters; preparing a random data structure; reading and characterizing a random data structure; according to the method, firstly, ultraviolet femtosecond laser with the wavelength of 343 nm is used for replacing infrared / visible band laser used in traditional five-dimensional optical storage, secondly, a multi-cycle scanning mode is used for replacing an existing scanning mode, and birefringence modification with the smaller size is induced in quartz glass at low temperature; the tiny birefringence modification is used for realizing data writing and reading of the optical memory with higher storage density; according to the multi-cycle scanning mode, heat accumulation in the machining process is affected by changing single-point one-way acting time, so that the dot spacing is shortened, and the storage capacity is increased.

Multiple synthetic aperture radar “SAR” images of a target area on the earth are acquired using a satellite travelling in an orbit above the earth in a single pass of the satellite over the target area. In some methods, the data for each image is acquired from a different angle of incidence with respect to the target area. Then, the variation of quantity of backscattered radiation with respect to angle of incidence is analysed and used to identify matter imaged in a pixel or pixel group. In other methods, the data for each image is acquired from a different angle of incidence with respect to the target area, and the different angles of incidence are determined based on the specular reflection curve for a particular material. Then the quantity of backscattered radiation is analysed to determine whether the particular material is present based on the quantity of backscattered radiation. ‘Extended dwell spotlight acquisition’ geometry may be used in which image data acquisition apparatus may be locked to illuminate same target as the satellite passes over the target for a period of for example 20 seconds.

The invention belongs to the technical field of steel production, and relates to a method for producing a low-cost high-strength galvanized sheet based on thin-strip cast rolling. After molten steel is subjected to thin-strip continuous casting to obtain a casting strip, the casting strip is rolled into a thin strip in a single pass mode, the thin strip is coiled after being cooled through aerial fog, then hot-dip galvanizing is conducted on a continuous hot-dip galvanizing production line after acid pickling is conducted, the annealing temperature of a galvanizing section is 640-720 DEG C, and then the thin strip is placed at the room temperature for more than 35 days after leveling is conducted. According to the method, supersaturated solid solution of C and N atoms in the thin strip casting and rolling sub-rapid solidification process is fully utilized, the high solid solution state is maintained by combining hot rolling and galvanizing section short-time and low-temperature design, finally, strength jump is driven by means of natural aging after production, and the high-strength galvanized plate with good stamping performance is obtained under a simple C-Si-Mn component system. The problems that the high-strength galvanized plate forming capacity of a traditional high-carbon route is insufficient, and the alloy cost of a low-carbon microalloy route is high are solved, and meanwhile carbon emission in the product production process is greatly reduced.

The invention relates to an interval train number checking method, medium and system, and the method comprises the following steps: configuring checking rules, and reading all checking rules from a configuration file through OGT software; traversing single passes of all the trains according to the time table, and when the single passes are matched with any interval in the checking rule, recording and storing the in-out interval into an in-out interval recording table; after traversal is completed, the in-out interval record table is sequenced from morning to evening according to time points, and in-out interval information of all the trains on the time axis is obtained; traversing in-out interval information, and obtaining the total number of trains in each interval through a counter; when the total number of the trains in the interval is larger than or equal to the upper limit of the number of the trains, one piece of warning information is recorded every time the counter changes. Compared with the prior art, the method has the advantages that timetable compiling can be refined by checking the number of the trains existing in the interval at the same time, operation efficiency is improved, and safety is guaranteed.

Single pass printing methods designed to reduce or prevent unwanted image distortion and / or image defects when printing on a ball. In some embodiments, the methods can comprise printing ink droplets based on a distorted pixel map comprising a plurality of pixel areas distorted in at least one of a width direction and a height direction, wherein select pixel areas are removed from the distorted pixel map. In some embodiments, a distorted pixel map can comprise a plurality of undistorted pixel areas and a plurality of pixel areas distorted in at least one of a width direction and a height direction.

The invention provides an energy characterization method for vibration compaction quality of a layered filling roadbed, which adopts an energy dissipation value to characterize an energy dissipation condition experienced by a roadbed filler in a compaction process. The method specifically represents that the compaction degree after compaction is completed is inversely calculated through a relation curve between an energy dissipation value and the compaction degree according to the energy needing to be dissipated by unit volume roadbed filler in the process of improving the unit compaction degree under the condition that the initial compaction degree and the energy dissipated in single-pass rolling are known. According to the method, the correlation between the compaction degree and the EDV is successfully established, a mathematical model is provided for subsequent research, and the energy dissipation characteristics of different structures in the compaction process can be better understood; and in combination with vibration wheel acceleration signal energy analysis, an intelligent compaction prediction model of'signal energy-energy dissipation value-compaction degree 'adapted to different load working conditions and other conditions is constructed.

To prevent a segment from coming out with a simple structure.SOLUTION: In a tunnel lining structure (lining body 9) formed by arranging and connecting a plurality of segments S in the tunnel circumferential and axial directions, adjacent segments S in the tunnel axial direction are connected and fixed by one-pass joints 10, and adjacent segments S in the tunnel circumferential direction are connected and fixed by bolt joints 40. The one-pass joints 10 include a male joint 20 provided on one of the adjacent segments S in the tunnel axial direction, and a female joint 30 provided on the other of the adjacent segments S in the tunnel axial direction, into which the male joint 20 is inserted.SELECTED DRAWING: Figure 2

The invention discloses an experimental device for controlling a structured turning tool to machine a roller surface nano-structure through normal force, and belongs to the field of nano-structure machining. The turntable mechanism is arranged on the base, and a portal frame is arranged at the upper end of the base; the portal frame is fixedly connected with a cutting mechanism; the cutting mechanism comprises a z-direction stepping motor guide rail fixedly connected to the portal frame. The piezoelectric displacement table is fixedly connected with a force sensor clamp; one end of the force sensor clamp is fixedly connected with a force sensor; the lower end of the force sensor is fixedly connected with the cutter; and the rotary table mechanism is fixedly connected with the metal roller. And the guide rail of the z-direction stepping motor drives the cutter to approach the surface of the metal roller. According to the device, a plurality of nano structures can be machined through one-time feeding, and the machining efficiency is improved. And the normal force in the cutting process is sensed in real time through the force sensor, the piezoelectric displacement table drives the tool to do nanoscale micro-motion, precise displacement compensation is conducted on movement such as axial jump in the machining process, and millN-level control over the cutting normal force is achieved.

The present disclosure relates to systems and methods that add an outer product engine and an accumulator array to implement Advanced Reduced Instruction Set Computer Machine (ARM)'s scalable matrix extensions (SME) instruction set in an ARM central processing unit (CPU) core. The systems and methods reuse the existing SVE hardware already present in the ARM CPU core for executing the SME instruction set. The systems and methods of the present disclosure use temporal single-instruction multiple data (SIMD) processing an instruction over multiple cycles to reduce memory bandwidth needed in the ARM CPU core to process the SME instruction set.

The present invention relates to the field of tram track laying construction. Disclosed is a method for laying a jointed ballasted track for trams on small-radius curves. In the method, by adjusting and fixing track alignment before ballast laying and track finishing, the conventional construction sequence of ballast laying and track finishing is changed, track lifting and alignment adjustment for small-radius curves are carried out prior to ballast laying and tamping, and during track laying, sleepers are densely arranged at rail joints, and concrete buttresses are added beside the sleepers to secure the sleepers in place and counteract the bending stress of rails, ensuring precise control of track alignment and elevation on the small-radius curves, and realizing laying of the jointed ballasted track for trams on the small-radius curves. After construction, ballast laying and track finishing on the small-radius curves can meet track operation requirements in a single pass, ensuring smooth and safe tram operation.

The invention relates to the technical field of production processes of ultrathin metal foils, in particular to a processing method of a double-sided polished ultrathin aluminum foil. Firstly, an aluminum alloy strip coil is subjected to multi-pass rolling on an aluminum foil rolling mill and is timely annealed to the expected thickness; then single aluminum foil of the same specification is rolled, and rolling oil spraying is optimized during double rolling; then rolling the coiled aluminum foil in a single pass until the set thickness is reached; dividing the aluminum foil into two single-side polished aluminum foils, and trimming the aluminum foils; and finally, finishing the single-sided light aluminum foil, and changing the surface brightness by applying force according to the material. According to the method, parameters of each link, such as single rolling pass thickness, roller roughness, coil oil spraying, finishing rolling force and the like, are accurately controlled. By means of the new finishing link, double-face smooth aluminum foil can be produced on a common rolling mill, the requirements of battery aluminum foil are met, the surface and flatness are improved, the conductivity is enhanced, the service life is prolonged, equipment transformation is small, and cost effectiveness is high.

A harvesting apparatus and method for efficient fruit and nut collection in orchards. The apparatus comprises a shaker head with three axes of motion for engaging and shaking tree trunks to dislodge produce, and a blower for clearing fallen fruit or nuts from beneath the trees to an adjacent path for easy collection. The apparatus operates by moving between rows of trees, shaking each tree, and blowing the fallen produce into the next path in a single pass of the apparatus down the orchard row. This method ensures thorough and efficient harvesting, reducing labor and increasing productivity. The invention is suitable for various tree sizes and orchard layouts, enhancing operational efficiency and simplifying the harvesting process.

The utility model relates to the technical field of scanning and printing, in particular to a multifunctional singlepass printer. Comprising a rack assembly which is provided with a belt used for conveying fabric, the fabric is laid on the belt, and a printing area is arranged on the fabric; the scanning assembly is arranged above the belt, and a nozzle array is arranged on the scanning assembly and is suitable for scanning and printing a printing area on the fabric; and the moving assembly is arranged on the rack assembly and the scanning assembly and is suitable for driving the scanning assembly to move in the length direction of the belt, the width direction of the length direction of the belt and the direction perpendicular to the length direction of the belt. When the scanning assembly changes the direction in the length direction of the belt every time, the distance of the multiple spray heads is moved in the width direction of the belt, so that the problem of color deviation caused by needle deflection and oblique spraying of the spray heads and the difference between the spray heads is solved. According to the invention, various printing modes can be provided to meet market requirements.

The invention relates to a quasi-differential wavefront segmentation double-beam interference device with a planar light path structural design, which has the structural characteristic of a non-closed optical path for transmitting a measurement light beam in a one-way manner. Space coherent light of a transverse mode vector filtering mechanism based on the Huygens principle / phased array principle instead of homologous transmission time coherent light is used as each light source, and a non-closed optical path is realized under the cooperation of a one-way transmission mode on a divided measuring light beam. The problem that the sum of the loop wavelength increment or the frequency increment of a closed path interference device is zero is solved, so that the purpose of measuring the first-level effect of anisotropic physical parameters of a measured object in a linear system is achieved, and the device is particularly suitable for immersion type online measurement. The optical elements have stable performance and sound self-adaptive mechanism and self-diagnosis capability through careful layout of the optical elements; and the method also has wide application prospects in basic physical research and novel navigation / positioning systems. The invention also provides a differential wavefront segmentation and semi-transparent and semi-reflective mirror beam combination interferometer device based on the planar light path structure design, and a wavefront segmentation interferometer device based on the planar light path structure design and provided with a pre-crossing area and a bending type one-way-two-way-common mode combination light path structure. The invention relates to a wavefront segmentation interferometer device of a one-way-two-way combined light path structure which is designed based on a planar light path structure and adopts polarization light splitting-beam combination, optical rotation processing of a reference light beam and original path returning, and a use method of an interference device.

Devices, systems, and methods for separate write enable signals for data, metadata, and parity information. The memory array is divided into a column plane and an additional column plane. In some modes of the memory device, data and parity information are stored in the column plane and metadata is stored in the additional column plane. The additional column plane includes separate write enable signals (or separate states of a single signal) that activate different portions of bit lines (e.g., even and odd bit lines). In an example access operation, a column select signal is provided to the additional column plane along with one or another write enable signal such that fewer bit lines than all the bit lines activated by the column select signal provide data.

A graphics processing system configured to process an image comprising a plurality of rendered pixels, the system being configured to divide the image into a plurality of tiles, each tile comprising a subset of the rendered pixels of the image and corresponding to a plurality of display pixels, the system comprising: a tile on-chip memory; and a processor, wherein the processor is configured to perform a processing pass for at least one rendered pixel in the image, comprising: rendering the rendered pixel by: determining a set of samples, each sample having a respective position in the rendered pixel and the positions collectively having a sampling density in the rendered pixel; shading the rendered pixel at a first resolution to give a shading result for the rendered pixel; writing a shading value for each of the set of samples to the tile on-chip memory based on the shading result; and storing an up-scaled representation of the rendered pixel in the tile on-chip memory by determining, from the shading values for the set of samples, a display pixel shading value for each of a plurality of display pixels overlapping the rendered pixel at a target resolution greater than the first resolution.

A preparation method of a Ti-5553 titanium alloy plate with a grade fine grain double-state structure adopts cross-phase transformation point free forging to prepare a Ti-5553 titanium alloy plate blank, in the cross-phase transformation point free forging, the initial forging temperature of a forging stock is in a temperature zone of 45-95 DEG C above the phase transformation point, the lower limit of the final forging temperature is 650 DEG C, short-process and low-cost preparation of the plate blank is achieved, and the production cost is reduced. And the surface integrity and the deformation uniformity in the thickness direction of the plate blank in the hot rolling process in the temperature zone below the subsequent phase transformation point are guaranteed through the fine grain structure. According to the method, the strain range of a single pass is 0.2-0.25, the strain value of the single pass is larger than or equal to the critical formation strain of DDW of the Ti-5553 alloy, and therefore the number of DDW in the alloy can be increased through hot rolling in the temperature zone below the phase transformation point of each pass. The DDW in the plate is sharply increased after multi-pass hot rolling in the temperature zone below the phase transformation point, and grain refinement is sufficient. The microscopic grain size of the Ti-5553 hot-rolled plate prepared by the method is higher than 7 grade.

The disclosure relates to systems and methods for increasing the functional capabilities of a sorbent-based dialysis system. The systems and methods allow for the mode of operation of the dialysis system to be switched between single pass mode and a sorbent based multi-pass mode by controlling an amount of water added to the dialysate between 0% to 100% of the dialysate flow rate.

Techniques for providing analytical storage systems capable of executing analytical data operations “near-storage”. The techniques include receiving a command from a host computer, in which the command defines match criteria specifying a character string, and an address range of a data table. The techniques include identifying one or more character strings in the data table as matching the character string specified by the match criteria within the address range of the data table. The techniques include providing information pertaining to the identified character strings for use by the host computer. The techniques include computing information that enables estimating the number of unique values of a specified subset of data. The techniques can reduce, in a single pass, amounts of data to be provided to a host computer during execution of analytical data operations “near-storage”. The techniques can be implemented in systems and devices with reduced technological complexity and simplified programmability.

An optical measurement system may improve the accuracy with which it estimates distances to surrounding objects by upgrading various aspects of its data path. Spatial resolution may be increased by subdividing histogram buckets or integration registers based on spatial location. Saturation at any point in the data path can be detected and used to stop counting photons in individual pixels, which can then be normalized after a measurement is over. Multiple peaks can be detected using recursive or iterative techniques to identify a largest remaining peak at each stage. Instead of iterating through the histogram memory multiple times, a threshold can be pre-calculated based on an estimated ambient noise level, and peaks can be detected in a single pass.

A kind of manual control type point glue machine and point glue method, the point glue machine includes: pressure vessel, support, two-component point glue valve being installed in support, two pipelines being communicated two glue inlets of two-component point glue valve and the pressure vessel, glue nozzle being combined two glue outlets of two-component point glue valve, foot switch, with two-component point glue valve and foot switch electric connection, controller for controlling two-component point glue valve and switch between three kinds of states of double pass, single pass and closed.The method includes: controlling two-component point glue valve in double pass state, and quickly glue to product;After quick glue, control two-component point glue valve in single pass state, and slowly glue to the product.Waves and bubbles generated by early quick glue can be eliminated by later slow glue.