403results about How to "Increase catch rate" patented technology

Various methods and systems for utilizing design data in combination with inspection data are provided. One computer-implemented method for determining a position of inspection data in design data space includes aligning data acquired by an inspection system for alignment sites on a wafer with data for predetermined alignment sites. The method also includes determining positions of the alignment sites on the wafer in design data space based on positions of the predetermined alignment sites in the design data space. In addition, the method includes determining a position of inspection data acquired for the wafer by the inspection system in the design data space based on the positions of the alignment sites on the wafer in the design data space. In one embodiment, the position of the inspection data is determined with sub-pixel accuracy.

The invention is a method of determining the presence of an anomaly in qualifying a pattern, patterning process, or patterning apparatus used in the fabrication of microlithographic patterns. A preferred implementation of the method qualifies incoming reticles and process conditions on test wafers to maximize the available usable process window for a given reticle exposure tool combination. Practicing this method on test wafers enables the identification of spatial areas where a process will fail first and candidate regions for carrying out defect inspection and metrology. Other preferred implementations of the method qualify masks, reticles, or other patterns characterized by data bases on which are stored image data acquired by practice of aerial image measurement system (AIMS) or design rule checking (DRC) techniques.

The invention relates to multilayer honey-net data transmission method and system, and the gateway of honey-net receives the data flow of external network; the gateway of honey-net detects the network intrusion for the received data flow; the normal data flow can pass, which is sent to the target host computer; and the informal data flow is divide into high, middle and low according to dangerous level; and the data flow with high level is sent to physical honey-tank system, the data flow with middle level is sent to virtual machine honey-tank system, and the data floe with low level is sent to virtual honey-tank system. The invention can utilize the advantages of low interactive honey-tank system and high interactive honey-tank system, save system source, and improve the covering area of honey-tank system and the ability of obtaining the movable information of network attack and capturing the malice code; it can defeat the anti-honey tank technique. And it can be used in security field of computer network.

Direct optical imaging of anatomical features and structures from within a biological organ in a dynamic environment (where the tissue being imaged is in motion due to cardiac rhythms, respiration, etc) presents certain image stability issues due (and / or related) to the motion of the target structure and may limit the ability of the user to visually interpret the image for the purposes of diagnostics and therapeutics. Systems and mechanisms for the purpose of actively stabilizing the image or for compiling and re-displaying the image information in a manner that is more suitable to interpretation by the user are disclosed.

Methods of using software to synchronize the control of a camera on portable media device with the photoflash on an external lighting apparatus.The Camera-Equipped Portable Media Device (CEPMD) utilizes an External Lighting Apparatus (ELA) as a light source to improve the lighting conditions for portable media device photography. Both ELA and CEPMD are controlled by software, which synchronize the photoflash image capture as well as post process the image to further enhance the image quality. Furthermore, in a preferred ELA embodiment, it acts as a protective case for the CEPMD.

A wind turbine blade has a blade body 11, a plurality of receptors 12, 13 embedded in and exposed to the surface of the blade body 11, a conductor layer 14 provided on the surface of the blade body 11 and connecting the receptors 12, 13 with one another and a downconductor 21 connected to the receptors 12, 13 and provided in the blade body 11. The downconductor 21 may be embedded in an insulator.

There is provided a nitride semiconductor device including an active layer of a superlattice structure. The nitride semiconductor device including: a p-type nitride semiconductor layer; an n-type nitride semiconductor layer; and an active layer disposed between the p-type and n-type nitride layers, the active layer comprising a plurality of quantum barrier layers and quantum well layers deposited alternately on each other, wherein the active layer has a superlattice structure where the quantum barrier layer has a thickness for enabling a carrier injected from the p-type and n-type nitride semiconductor layers to be tunneled therethrough, and at least one of the quantum barrier layers has an energy band gap greater than another quantum barrier layer adjacent to the n-type nitride semiconductor layer.

The invention relates to a laser radar for long-distance object detection. The laser radar comprises a laser and visible light detection system, a laser emitter and a processor. The laser and visible light detection system comprises a main system lens, a splitter, a visible light optical detection system and a laser detection system; laser and visible light reflected by the surface of an object is collected by the main system lens, and split by the splitter; laser is input to the laser detection system then, and the laser detection system sends time when the laser reaches the laser detection system to the processor; the visible light is input to the visible light optical detection system, and the visible light optical detection system sends image information to the processor; the processor calculates the distance of the object according to the laser arrival time received from the laser detection system; and the image information from the visible light optical detection system is received, and direction information of the object is calculated. According to the invention, optical systems of a visible light camera and a laser radar reception optical system are combined in use, the size of an active and passive combined detection reception optical system is reduced, and the weight of the system is also reduced.

To provide a defect inspection apparatus for inspecting defects of a specimen without lowering resolution of a lens, without depending on a polarization characteristic of a defect scattered light, and with high detection sensitivity that is realized by the following. A detection optical path is branched by at least one of spectral splitting and polarization splitting, a spatial filter in the form of a two-dimensional array is disposed after the branch, and only diffracted light is shielded by the spatial filter in the form of a two-dimensional array.

The invention discloses an OFDM / OQAM (Orthogonal Frequency Division Multiplexing / Offset Quadrature Amplitude Modulation) system and a time frequency synchronization method thereof. The time frequency synchronization method comprises the following steps of: a coarse synchronization estimating step for estimating an estimated frequency offset value of a received baseband receiving signal frame sequence; a frequency offset compensating step for compensating the frequency offset of the received base band receiving signal frame sequence by using the estimated frequency offset value obtained by thecoarse synchronization estimating step; a fine synchronization estimating step for estimating an estimated time offset value of r2 (KTS) obtained by the frequency offset compensating step; and a timeoffset compensating step for compensating the time offset of the r2 (kTS) obtained by the frequency offset compensating step by using the estimated time offset value obtained by the fine synchronization estimating step so as to obtain r3 (kTS). In the invention, one-step synchronization is divided into two steps including coarse synchronization and fine synchronization; and the frequency offset of the baseband receiving signal frame sequence is first compensated by using the estimated frequency offset value obtained in the coarse synchronization and then the fine synchronization is carried out by using the compensated signal to obtain a final estimated time offset value so that the influence of CFO (Carrier Frequency Offset) during the fine synchronization is minimized and the time offsetestimation accuracy and the acquisition probability are improved.

A defect detected by a wafer inspection tool is reliably captured by a defect review tool. A defect review condition in the defect review tool is varied depending on defect attributes provided by the wafer inspection tool so as to optimize the review process. For example, review magnification is varied depending on the size of the defect, or the frame addition number is varied depending on the maximum gray level difference.

The invention relates to a universal pseudocode synchronization system of comprehensive satellite baseband equipment, and the system comprises six parts, i.e. a digital lower variable frequency module (10), a tracking related module (20), a capture pre-processing module (30), a capture related module (40), a capture management module (50) and a tracking control module (60), and completes the pseudocode capture, carrier tracking, pseudocode tracking and bit synchronization functions of remote control or range finding data in a test to a satellite according to a preset process; and the six parts are realized in a field-programmable gate array (FPGA). According to the universal pseudocode synchronization system of the comprehensive satellite baseband equipment, the parameters of the capture module are configured flexibly according to the test needs of the actual satellite, so that the quick capture and tracking of various remote control signal or range finding signal pseudocodes are realized, and the system has better practical value and wide application prospect in the technical field of comprehensive satellite baseband testing.

In a ceramic honeycomb structure having large numbers of flow paths partitioned by porous cell walls, the cell walls have a porosity of 55-75%, with an average pore diameter Da of 10-30 μm and a pore area ratio Sa of 10-30% on their surfaces, and the average length La of the pores at their openings and the average width Lb of the pores at depth La from the surfaces of the cell walls meet the condition of 1.1<Lb / La<5 in an arbitrary vertical cut surface of the cell walls. In the cordierite-based ceramic honeycomb structure, the ceramic contains Fe and a spinel, the amount of the spinel being 4% or less by an X-ray diffraction intensity ratio, and most of the spinel having particle sizes in a range of 0.01-5 μm.

The capture rate of a target such as antigen and antibody in a sample is improved and the concentration of reaction product of a recognition substance is uniformized regardless of the position of a reaction field. By contacting microparticles and the sample using centrifugal force, the contact time of the target and the recognition substance is equalized regardless of the position in mixing chamber The microparticles and the sample are mixed evenly in the mixing chamber by changing the rotation direction and the concentration of reactant in a liquid mixture is uniform regardless of the position of the mixing chamber. When the liquid mixture having a uniform concentration is obtained, it is enough to extract a part of the liquid mixture and use the same for a process subsequent to a mixing process without the need of using all the liquid mixture.

The invention discloses a projectile target hitting coordinate testing method based on a retro-reflection type laser curtain. A retro-reflector screen and a laser are matched to produce the laser curtain to capture projectiles, the contrast of projectile imaging and the background is enhanced, and the projectile capture rate of a system is greatly increased; according to the testing method, only one laser and one linear array CCD camera are adopted, projectile target hitting coordinates can be obtained by the aid of the distance between two points in each image and parameters of the system, defects that existing double-linear-array CCD camera measuring systems are complex in structure and tedious to adjust, coordinate calculation formulas are complex and the like are overcome, and the testing efficiency is improved.

The invention discloses a tumor cell capturing micro-fluidic chip. The tumor cell capturing micro-fluidic chip comprises a base material and a microchannel formed inside the base material, wherein the microchannel extends along a smooth curve, an inlet and an outlet are formed in the two ends of the microchannel respectively, a microcolumn array is arranged in the vertical direction of the interior of the microchannel in a protruding mode, the microcolumn array is distributed in the extending direction of the microchannel, the end, located at the inlet, of the microcolumn array is attached to one side wall of the microchannel, and the end, located at the outlet, of the microcolumn array is attached to the other side wall of the microchannel; capture cavities with triangular cross sections are distributed in the middle of the microcolumn array at equal intervals into an array, and the three vertex angles of each capture cavity form three gaps which are 5 microns wide to be used for capturing one tumor cell 2-3 times. The chip can be used for capturing EpCAM expressed and unexpressed CTCs, EpCAM unexpressed and low-expressed CTCs and CTCs not connected with magnetic beads by means of the microcolumn array with 5 microns wide gaps.

The invention discloses a wet dust removal fan, which comprises a wind-cone. The wind-cone consists of the wall of an outer cone and the wall of an inner cone which is provided with a plurality of through holes. A sandwich cavity is arranged between the wall of the outer cone and the wall of the inner cone; a flow port is opened at the bottom of the wall of the outer cone; a seeper box is connected with the lower part of the wall of the outer cone and is correspondent to the flow port; an outlet is arranged at the bottom of the seeper box; the inner wall of the inner cone is provided with a support which is equipped with an axle; the support is connected with the wind-cone and is arranged between a water injection nozzle and a fan wheel, and the axle is provided with at least a separating blade. The wet dust removal fan has the advantages of high purification efficiency in the practical application, low operational cost, notable energy saving effect and no frequent maintenance, which completely solves the problems that large resistance of the dust removing system exists owning to a filter screen, the handling ability of blast volume is bad, the increasing of the loading of a fan motor is directly affected by the dust capacity adsorbed of and the fan motor is burnt down easily owing to the phenomenon of blocking, thus ensuring the operation safety and work efficiency of the fan motor.

The invention provides an intravascular thrombus withdrawing device. The intravascular thrombus withdrawing device comprises a thrombus withdrawing system and a delivery system. The intravascular thrombus withdrawing device is characterized in that the thrombus withdrawing system comprises a thrombus pushback component and a thrombus storage and sealing component, the delivery system comprises a push component and a control component, the push component far end is connected to the thrombus sealing component, the control component far end is connected to the thrombus pushback component, the thrombus pushback component can be released at the far end of a target thrombus, and the thrombus storage and sealing component can be released at the near end of the target thrombus. By keeping the push component constant, the control component is pushed back toward the near end direction so as to make the thrombus pushback component push the target thrombus enter the thrombus storage and sealing component; moreover, the thrombus storage and sealing component can also partially or wholly enter the thrombus storage and sealing component of the near end, and finally the thrombus system wrapped with the target thrombus is withdrawn out of the body. The intravascular thrombus withdrawing device has the advantages that the thrombus catching rate is high, the thrombus does not easily fall off in the withdrawing process, the delivery system is good in flexibility, and harm to the blood vessel is small in the thrombus withdrawing process.

The invention discloses a circuit for rapidly capturing a long period pseudo random spread spectrum code of a satellite navigation receiver and a capturing method thereof. The circuit comprises: a data preprocessing module, a sampling data control module, a frequency mixing module, a local spread spectrum code generation module and a single capturing engine. The single capturing engine comprises:a local spread spectrum code memory, a first stage coherent integral module, a first stage coherent data memory, a second stage coherent integral module, a third stage incoherent integral module and a threshold control comparison module. An output terminal of the data preprocessing module is connected with an input terminal of the frequency mixing module through the sampling data control module. The output terminal of the frequency mixing module is connected with one input terminal of the first stage coherent integral module. The local spread spectrum code generation module is connected with another input terminal of the first stage coherent integral module. The circuit of the invention has the following characteristics that: integral gain is high; an anti-electromagnetism interference ability is strong; a capturing sensitivity is high; capturing precision is high; a capturing false alarm rate is low; a capturing speed is fast; reliability is high. And there are many other characteristics.

The invention relates to improving the spatial resolution of images captured using multi-beam scanning confocal imaging systems by developing the mechanisms required in a variety of multibeam confocal scanner formats that enable the data capture requirements of the prior art calculations to be met.

A wind turbine blade has a blade body 11, a plurality of receptors 12, 13 embedded in and exposed to the surface of the blade body 11, a conductor layer 14 provided on the surface of the blade body 11 and connecting the receptors 12, 13 with one another and a downconductor 21 connected to the receptors 12, 13 and provided in the blade body 11. The downconductor 21 may be embedded in an insulator.

This invention relates to a surface coating for capture circulating rare cells, comprising a nonfouling composition to prevent the binding of non-specific cells and adsorption of serum components; a bioactive composition for binding the biological substance, such as circulating tumor cells; with or without a linker composition that binds the nonfouling and bioactive compositions. The invention also provide a surface coating for capture and purification of a biological substance, comprising a releasable composition to release the non-specific cells and other serum components; a bioactive composition for binding the biological substance, such as circulating tumor cells; with or without a linker composition that binds the releasable and bioactive compositions. The present invention also discloses a novel microfluidic chip, with specific patterned microstructures to create a flow disturbance and increase the capture rate of the biological substance.

A disposable, biodegradable container for holding and distributing chum. The subject container is biodegradable to avoid environmental and aesthetic pollution. Further, the subject container makes fishing a more efficient and enjoyable experience. The subject invention also provides a biodegradable device for attracting fish that is simple and easy to use as well as being economical in both cost and manufacture. The subject container is to be used in all forms of fishing, including recreational and commercial fishing.

The invention relates to a finishing device for cultured fishes. The finishing device is arranged in front of a feeding platform and comprises at least three upright posts, a net cage and drag ropes, wherein two upright posts are vertically inserted into two sides of the feeding platform; other upright posts are vertically inserted into a pond; the upper ends of the upright posts are exposed out of the water surface by a certain length; rope penetrating pieces for the drag ropes to pass through are arranged at the upper ends of the upright posts; the net cage is arranged in an area defined by at least three upright posts; when the net cage is not subjected to tensile force of the drag rope, the net cage is sunken into the water bottom for a certain depth; the drag rope sequentially penetrates through each side of a net cage opening and the rope penetrating pieces at the upper end of the upright posts; two ends of the drag rope are used as operating ends at which the net cage is pulled up; when the drag rope is tightened, the net cage is raised; and when the drag rope is loosen, the net cage is sunken. The invention has the advantages of simple and ingenious structure, simpleness, convenience and feasibility for operation, high finishing amount, low production cost, high fishing rate for fishes, scientific fishing mode and low possibility of injuring fish bodies in the fishing process; the labor capacity for fishing can be greatly reduced; and large fishes can be fished and small fishes can be left.

An anisotropic conductive film (ACF) comprising: (a) an adhesive layer having a substantially uniform thickness; and (b) a plurality of conductive particles individually adhered to the adhesive layer, wherein the conductive particles include a first non-random array of particle sites partially embedded at a first depth within the adhesive layer and a second fixed non-random array or dispersion of conductive particles partially embedded at a second depth or a dispersion of conductive particles fully embedded within the adhesive layer, wherein the first depth and the second depth are distinctly different. The ACF may be supplied as a sheet, a continuous film or as a roll and the multi-tier morphology may be present throughout the length of the product or in select areas.

The invention provides a graphene modified composite mesoporous carbon microsphere air purifying preparation. A certain amount of beta-cyclodextrin is added to thin-layered nano-SiO2 particles covering the surfaces of obtained micro-SiO2 particles, a certain quantity of obtained RGO / TiO2 nanoparticles is added simultaneously, -OH, -COOH, C-O-C and C=O oxygen-containing functional groups rich on the surface of graphene are adsorbed by and bonded with the RGO / TiO2 nanoparticles on the basis of the molecular recognition characteristic of beta-cyclodextrin, then a certain amount of CTAB (cetyltrimethylammonium bromide) surfactant is added, CTAB serving as a micelle stabilizer can stop the RGO / TiO2 nanoparticles from further hydrolysis and growth, and finally, the novel air purifying preparation adopting RGO / TiO2 supported by carbon microspheres with a mesoporous shell structure is obtained. With adoption of the scheme, the purity is high, RGO / TiO2 supported by the carbon microspheres with the mesoporous shell structure in powder is better in bonding performance, uniform in distribution and controllable in dimension at mesopores, and the air purifying preparation can be used for purifying polluted air and removing dust in a haze environment as well as photo-catalytically degrading and separating nitric oxide, sulfide or other organic pollutants in the polluted air.

A distant hydridization method between the subfamilies of cyprinid includes chealth eugamic male and female parents catalyzing female, artificial fertilization, incubation and naturalizing to obtain to descendant with strong bionergy. Its advantages are high disease resistance, high survival rate and high growth speed.

The invention discloses a ground-space-based integral measurement and control system applied to a terrestrial space. The system includes a ground measurement and control station; a relay satellite; anair vehicle including an upper antenna, a lower antenna, a radio frequency front end, a transceiving assembly and an air vehicle management computer, wherein the upper antenna and the lower antenna are used for receiving and transmitting of ground-base uplink and downlink signals and space-based forward and backward remote control signals; the radio frequency front end is used for performing filtering hybrid amplification on signals and outputting the signals; the transceiving assembly is used for conversion through modulation and demodulation and for receiving CCSDS remote measurement framesor acquiring positioning information according to remote measurement parameters of the transceiving assembly itself and calculating the optimal direction transmission of the space-based forward remote control signals; the air vehicle management computer is used for transmitting the received positioning information and the calculated optimal direction of the space-based forward remote control signals to the radio frequency front end for transmission switching between the upper antenna and the lower antenna and transmitting selected space-based backward remote control signals to the relay satellite. According to the invention, a ground-based and a space-based remote measurement and remote control links can be implemented at the same time and whole course coverage of flight tasks is realized.

The invention discloses an unmanned aerial vehicle resisting distributed networking detection method and device. The unmanned aerial vehicle resisting distributed networking detection method comprises the steps that at least two photoelectric infrared composite sensing detection assemblies are enabled to form an unmanned aerial vehicle resisting detection network; each photoelectric infrared composite sensing detection assembly determines the position thereof through a satellite positioning unit; a broadband active phased array radar unit in each composite detection assembly detects and discovers the position of an unmanned aerial vehicle to be detected; a visible light and infrared imaging unit in each composite detection assembly perform focused joint imaging on the unmanned aerial vehicle to be detected; and a plurality of positions of the unmanned aerial vehicles to be detected in the plurality of composite detection assemblies are fused to act as high-precision position output so as to complete stable and accurate tracking for the unmanned aerial vehicle to be detected accordingly, and a plurality of images of the unmanned aerial vehicle to be detected are fused to act as clear and complete image output so as to complete automatic and accurate recognition for the unmanned aerial vehicle to be detected accordingly. The unmanned aerial vehicle resisting distributed networking detection method has the advantages of convenient operation, wide detection area, high capturing rate, excellent positioning accuracy, high recognition rate and the like.

A quantum-imaging system for detecting photons, including short-wavelength (<1 nm) photons, is provided. A quantum imaging system can include optical read-out and optical means, and can be configured to perform as both a photon counter and a photon spectrometer. A quantum-imaging system can function as a photon counter and be configured to measure photon beam fluences (e.g., in J / cm2) for both strong beams and weak beams, the latter ones, for example, in the intensity range of 1 pJ / cm2sec, or 0.1 μSv / h. The quantum-imaging system can also function as a photon spectrometer and can be configured to measure photon energies with high energy resolution such as, for example, 1% of photon energy.