589results about How to "Improve alignment efficiency" patented technology

The invention discloses an alignment system applied in a lithography device, which uses three periods phase grating with crude precision combination in a substrate marker or a substrate station reference marker, uses a first order diffraction light of the three periods as an alignment signal, simultaneously realizes a big capture range and gets high alignment precision, gets labeled deformation information and other useful information, and through the optimum design of the match and/or the layout of the three periods, the influence on an alignment position by asymmetrical deformation of the marker is effectively reduced.

The invention discloses a tunnel arch center installation operation vehicle. The tunnel arch center installation operation vehicle comprises a machine frame, a travelling mechanism, a traction mechanism, an arch center lifting device for lifting tunnel arch centers which are arranged on the rear part of the machine frame and are needed to be installed one by one, and an arch center transferring mechanism for transferring the arch centers which are lifted by the arch center lifting device one by one through alignment and adjustment; the arch center transferring mechanism comprises a translating trolley which can move forward and backward on the upper part of the machine frame, a lifting mechanism for stably lifting the tunnel arch centers, and a left and right movement mechanism for driving the lifting mechanism to synchronously move left and right; and the translating trolley, the left and right movement mechanism, and the lifting mechanism align and adjust the tunnel arch centers front and back, right and left and up and down respectively. The tunnel arch center installation operation vehicle has a reasonable design, is convenient to assemble, and easy and convenient to operate, safe and reliable in working performance, and good in a using effect, and can solve the problems of large working difficulty in movement and accurate positioning of steel arch centers after lifting during the installation of the conventional steel arch centers, low installation efficiency, large labor intensity and the like.

The embodiment of the invention discloses a method and a device for aligning sentences in a bilingual corpus. A source language corpus and a target language corpus in the bilingual corpus are in block alignment. The method comprises the following steps of: aiming at each alignment block in a source language and a target language, generating a candidate translation pair list according to a source keyword list and a target keyword list which are extracted from a source block and a target block respectively; generating a bilingual dictionary according to the translation probability of each translation pair in the candidate translation pair list; expanding the bilingual dictionary by taking a source-target keyword pair in each item in the bilingual dictionary as a seed translation pair in reference to contents of a text of the seed translation pair; translating a source sentence in the source block into a target language, and calculating the similarity between a translation result and a target sentence in the target block; and aligning the source sentence to the target sentence according to the similarity. By the embodiment of the invention, the flow of aligning the sentences can be simplified and the sentence alignment efficiency is improved.

A magnetic alignment apparatus (20) is provided for aligning a semiconductor die (11) and a packaging substrate (12) to enable aligned mounting therebetween. The alignment apparatus (20) includes a first magnetic device (23) coupled to the die (11) and adapted to generate a first magnetic field (25) oriented relative to a first reference point (26) of the die (11). A second magnetic device (27) is coupled to the substrate (12) and adapted to generate a second magnetic field (28) oriented relative to a second reference point (30) of the substrate (12). The first magnetic field (25) and the second magnetic field (28) cooperate to directionally align the first reference point (26) of the die substantially with the second reference point (30) of the substrate (12).

The invention provides a coupling aligning method for a waveguide chip and a photo-diode (PD) array. An infrared light source is adopted for lighting, so that the PD array is clearly imaged in a monitoring instrument through an infrared charge coupled device (CCD); a fine adjustment frame is adjusted to control the heights and the horizontal positions of the waveguide chip and the PD array, so that a light spot reflected by the waveguide chip perpendicularly drops on a PD photosensitive surface, and further high-efficiency coupling is achieved, or a driving module is connected with a computer to automatically adjust a six-dimensional fine adjustment frame; the computer acquires infrared CCD image information through a data acquisition card; automatic control software processes an image to obtain a light spot array reflected by the waveguide chip and a slope and a position difference of a PD photosensitive surface array; the automatic control software controls an axial direction adjusted to the six-dimensional fine adjustment frame, so that the light spot array is superposed with the PD photosensitive surface array. The invention also provides a coupling aligning device for the waveguide chip and the PD array. By the method and the device, the alignment time of the waveguide chip and the PD array can be shortened, and the alignment efficiency and the repetitiveness are improved, so that the consistency of a product is guaranteed.

The invention provides an alignment device for realizing exact alignment of a display device and a grating. The alignment device comprises a mechanical arm, an image detection element and a control module. The display device displays a reference image, and the image detection element detects image information formed by the reference image by transmitting the cylindrical grating and transmits the image information to the control module. The control module judges alignment condition of the cylindrical grating and the display device according to the image information and controls the mechanical arm to carry out alignment adjustment on the cylindrical grating according to the alignment condition. The invention realizes the automatic exact alignment of the grating and the display device and improves the assembly efficiency. Meanwhile, the invention provides a grating alignment system adopting the alignment device and an alignment method thereof.

Provided are a photonics chip and an optical apparatus including the same. The chip may include a substrate, an optical waveguide, an optical coupler, and a plurality of alignment units. The optical waveguide is formed on the substrate. The optical coupler is formed at the optical waveguide. The alignment units align an optical connector which fixes at least one optical fiber coupled to the optical coupler, on the substrate.

The invention provides a wave-front sensor and corrector aligning device in a self-adaptive optical system, which consists of a wave-front sensor, a wave-front recorder, a wave-front corrector, an electric control transverse moving table, a position mismatching evaluating device, a transverse moving table controller and a computer, wherein the electric control transverse moving table can transversely move and rotate, the position of the wave-front corrector is marked in a mode of exerting the voltage to an independent unit of the wave-front corrector through the computer, and the position mismatching between the wave-front sensor and the wave-front corrector is measured through the self wave-front detection capability of the wave-front sensor. Light beams enter the wave-front sensor through being reflected by the wave-front corrector, the face shape information of the wave-front corrector detected by the wave-front sensor is recorded by the wave-front recorder, the position mismatching evaluating device carries out the calculation according to the recorded information of the wave-front recorder and outputs the position mismatching data into the transverse moving table controller, and finally, the transverse moving table controller is used for controlling the electric control transverse moving table for completing the position regulation of the wave-front sensor. The invention can accurately align the positions of the wave-front sensor and the wave-front corrector, can greatly improve the aligning precision and the aligning efficiency of the wave-front sensor and the wave-front corrector, and can ensure the wave-front control capability of the self-adaptive system.

The embodiment of invention discloses an antenna aligning method, a system and a device. The method includes that coarse adjustment information for antenna alignment is obtained according to scanning result between a first scanning antenna of a local communication antenna and a second scanning antenna of a target communication antenna; a control device on ground is adopted to perform coarse adjustment on the local communication antenna and the target communication antenna according to coarse adjustment information; the control device on ground is adopted to perform fine adjustment on the local communication antenna and the target communication antenna after coarse adjustment according to indication from the alignment indicating device, so the local communication antenna is aligned to the target communication antenna. In the embodiment, the control device and the alignment indicating device on ground are adopted to control the antenna direction on the tower top and finish the antenna alignment; the time in high altitude operation is reduced for installation staff, the risk in antenna alignment operation is reduced, and the antenna alignment efficiency is effectively improved; meanwhile, time and labor source are saved.

The embodiment of the invention provides an antenna alignment method, an antenna alignment device and an antenna alignment system. The embodiment of the invention provides an antenna alignment method comprising the following steps: position information interaction with an opposite-end antenna is performed through a pre-established transmission channel to enable the opposite-end antenna to determine a first coarse adjustment angle at which the opposite-end antenna needs to be adjusted and to coarsely adjust the angle according to the first coarse adjustment angle; a second coarse adjustment angle at which a local-end antenna needs to be adjusted is determined according to the position information of the local-end antenna and the position information of the opposite-end antenna, and the angle of the local-end antenna is coarsely adjusted according to the second coarse adjustment angle; and a first fine adjustment angle at which the local-end antenna needs to be adjusted is determined through measurement signal interaction between the local-end antenna and the opposite-end antenna, the angle of the local-end antenna is finely adjusted, and the opposite-end antenna determines a second fine adjustment angle at which the opposite-end antenna needs to be adjusted, and finely adjusts the angle according to the second fine adjustment angle. According to the embodiment of the invention, the efficiency of antenna alignment is improved.

The invention discloses a high-accuracy alignment mark structure based on machine vision alignment. The shape structure of the high-accuracy alignment mark structure based on the machine vision alignment is in an asymmetric shape, wherein the asymmetric shape comprises non-axial symmetry and non-central symmetry; the high-accuracy alignment mark structure based on the machine vision alignment at least comprises a line array, and the lines of the line array are ranked in parallel; the width of the lines in the line array is different from the width of the line seam among the lines; and the lines in the line array are ranked in a staggered mode. The high-accuracy alignment mark structure disclosed by the invention reduces the influence on the imaging quality of alignment mark figures because of process factors such as optical proximity effect, corrosion accuracy control and the like, thereby enhancing alignment accuracy and alignment efficiency.

The invention discloses an arranging device for installing pipetting tips into a tip box. The arranging device is composed of a driving device, a tip arranging device and an object placing platform. The driving device conveys the pipetting tips to clamping slots of the tip arranging device. A plurality of pipetting tips are vertically erected in the clamping slots, wherein openings of the pipetting tips are arranged upwards. Push plate assemblies which are located at the two ends of the clamping slots tightly rank all the pipetting tips which are located in the clamping slots. The tip arranging device feeds a row of pipetting tips in the clamping slots into a row of hole positions of the tip box, the clamping slots of the push plate assemblies are separated, the pipetting tips drop into the tip box after separating from the clamping slots, the tip arranging device is restored to an original state, the driving device continues to convey the pipetting tips which are scatteredly distributed to the tip arranging device and conducts arrangement of the pipetting tips of a next row of hole positions, and the process is repeated until the pipetting tips are ranked in the whole tip box in order. Staff in a laboratory only needs to place the scattered pipetting tips into the device, and then the device can automatically achieve arranging and inserting of the pipetting tips, so that the arranging device for installing the pipetting tips into the tip box is very convenient to use.

The invention discloses a mounting equipment car. The mounting equipment car consists of power equipment, a chassis, a car body, electric equipment and the like, and is characterized in that a first extension column 6, a second extension column 12, a third extension column 24 and a fourth extension column 43 are correspondingly mounted at the upper sections of inner cavities of stand columns at four corners of a box; the other end of each stand column is connected to the top of the box; the top of the box can be vertically lifted to lift equipment; an extension lifting crane is mounted at thetop in the box; more than one layers of cross beam support structures and drive connecting devices are mounted on the inner and outer sides of a channel between longitudinal components on the two sides of the box to form a rotary recovered movable plane support structure; the equipment can be carried on cross beams; the cross beams can be automatically recovered on the two sides of the box; and the section of the box is n-shaped. The mounting equipment car reduces the equipment mounting construction flow, removes various cranes, vehicles, forklifts and tools in traditional construction, once finishes lifting, transportation and installation on one car, achieves automatic control and precise installation, realizes mechanical equipment installation, and greatly improves the equipment mounting efficiency.

The invention relates to a steam brush with an automatic water supplementing function, and relates to the technical field of steam ironing. The steam brush is inserted into a water supplementing base,and therefore synchronous water supplementing and charging are carried out. A battery and a water storage tank are arranged in the steam brush; after the steam brush is separated from the water supplementing base, the steam brush has the capacity of being independently used after being separated; and infrared geminate transistors carry out high-water-level induction on the water storage tank, andthe water supplementing degree is detected. The steam brush has the effects of being convenient to insert, high in aligning efficiency and synchronous in water supplementing and charging.

The invention relates to a retainer oscillating alignment device of a bearing ball separating retainer assembly machine, and is characterized in that the retainer oscillating alignment device comprises a frame and an electric control system; an elevating mechanism is arranged at the upper part of the frame, an upper die is pivotally arranged on the elevating mechanism and an oscillating mechanism is connected with the upper die; a lower die is pivotally arranged on the frame and is connected with the oscillating mechanism. The retainer oscillating alignment device of the bearing ball separating retainer assembly machine disclosed in the invention can realize automatic alignment in the installing process of the retainer, improve the alignment efficiency and production efficiency of the bearing retainer and solve the problems of rivet shedding as well as deformation and deadlocking of the retainer.

The invention provides a GOA (Gate Driver On Array) circuit which comprises an alignment terminal region, a liquid crystal alignment circuit and a field effect transistor, wherein the alignment terminal region comprises a switching signal terminal, gate signal terminals and a data signal input terminal; the output end of the liquid crystal alignment circuit is connected with the alignment terminal region; the field effect transistor outputs an alignment voltage signal on a corresponding data line to a corresponding pixel electrode according to a gate electrode signal on a scanning line. The GOA circuit has the beneficial effects that by adding an alignment circuit at the output end of the GOA circuit and separating the GOA circuit from the alignment circuit, in the liquid crystal alignment process, the alignment circuit inputs testing signals to odd and even line gate lines so as to detect whether a rear end line is conducted; opening and closing of the alignment circuit are switched by changing a voltage of a switching signal line, so that the problems of damage to the GOA circuit and alignment failure, which are easy to caused due to a large circuit load in the liquid crystal alignment process, are avoided, and liquid crystal alignment efficiency and compatibility of a liquid crystal alignment jig are improved.

The invention discloses an alignment scanning method for an alignment mark. The method comprises the following steps that: 1, an alignment operation and management module transmits scanning parameters to a signal acquisition and processing module and a position acquisition and motion control module; 2, the position acquisition and motion control module plans a motion track comprising a scanning track in the process of scanning various sub-gratings and a transition track connected with different scanning tracks according to the scanning parameters and performance indexes of a motion table, and reaches an agreement with the alignment operation and management module to finish synchronous negotiation; 3, the motion table takes place and moves under the control of the position acquisition and motion control module according to the planned motion track; 4, the position acquisition and motion control module acquires position information for alignment and transmits the information to the alignment operation and management module, the signal acquisition and processing module acquires light intensity signals and transmits the light intensity signals to the alignment operation and management module; and 5, the alignment operation and management module calculates an alignment position of the mark according to the light intensity signals of a plurality of marked sub-gratings and the position information.

The invention discloses a system and a method for accurately calibrating an optical path of a point diffraction interferometer based on image information. The system comprises spectroscopic prisms, abeam expanding collimation system, a diffraction orifice plate, a wave-front sensor, lenses, an optical power meter, three-dimensional precision electronically controlled translation stage and driverthereof, a CCD1 (charge-coupled device), and a computer. The method comprises the following steps of: analyzing and obtaining a mathematical relationship between an alignment error and a diffraction wave-front deviation by using the Rayleigh-Sommerfeld diffraction theory; designing an accurate optical path calibration system according to requirements to obtain a spot-hole alignment image and lightintensity before and after the diffraction orifice plate; then analyzing and measuring alignment deviation information through an image processing algorithm to establish a mathematical model betweenthe measurement quantity and the control quantity; and finally, achieving accurate calibration according to a system implementation principle. According to the system and the method for accurately calibrating the optical path of the point diffraction interferometer based on the image information, the precise alignment of the diffraction holes and the spot in the visual environment is realized, andthe influence of the alignment deviation on the detection precision of the point diffraction interferometer to some extent is eliminated. The system and the method have characteristics of high precision and high efficiency, and reduce the damage of the laser to the vision of operators during experimental operation.

The invention belongs to the technical field of communication, and provides an antenna alignment method and device, and the method comprises the steps: obtaining first longitude and latitude information and attitude information of a local communication terminal antenna; acquiring second longitude and latitude information of a target communication terminal antenna; calculating a first alignment angle according to the first longitude and latitude information and the second longitude and latitude information; controlling the local communication terminal antenna to rotate to a first azimuth according to the attitude information and the first alignment angle; determining azimuth information of the strongest signal through fine adjustment according to the first azimuth; and aligning the local communication terminal antenna with the target communication terminal antenna according to the azimuth information of the strongest signal. According to the embodiment of the invention, the antenna canbe automatically rotated to the first azimuth, then the azimuth information of the strongest signal is determined, and the local communication terminal antenna and the target communication terminal antenna are aligned according to the azimuth information of the strongest signal, so that the alignment speed is high, the alignment precision is high, the manual participation is less, and the antennaalignment efficiency is effectively improved.

The invention discloses a transport mechanism for tunnel construction, which comprises a travelling trolley, a lift mechanism and a lateral movement mechanism, the travelling trolley can move forward and back ward along a horizontal movement track, the lift mechanism can stably lift an article to be transported, the lateral movement mechanism can drive the lift mechanism to synchronously move to the left and the right, and is mounted on the travelling trolley, the lift mechanism is firmly mounted on the lateral movement mechanism, and the travelling trolley, the lateral movement mechanism andthe lift mechanism are a forward and backward alignment mechanism, a leftward and rightward alignment mechanism and an upward and downward alignment mechanism which can respectively align the articleto be transported in longitudinal, transverse and vertical directions. The transport mechanism has the advantages of simple structure, reasonable design, safe and reliable working performance and good use effect, is convenient to assemble and easy and convenient to operate, and can effectively solve a variety of practical problems in the movement and accurate positioning of hoisted articles in the process of tunnel construction, such as high working difficulty, low mounting efficiency, high labor intensity and long construction period.

The invention provides an automatic aligning device which comprises a base platform, a bearing platform, an elevating device and a support member connecting the base platform and the bearing platform. The bearing platform is provided with at least one aligning through hole. The elevating device comprises a brake part and an elevating platform connected with the brake part. The elevating device has at least one brake part which is fixed on the base platform and is used for controlling the elevating platform to rise and fall between the base platform and the bearing platform. The elevating platform has an aligning member which is matched with the aligning through hole. The elevating platform is used for matching the aligning through hole corresponding to an object to be aligned to carry out the alignment. The automatic aligning device can improve the alignment efficiency, avoid manmade visual alignment errors and improve the alignment accuracy.