687 results about "Oblique line" patented technology

Apparatus and method for eye-exercise utilizing a set of goggles, the set of goggles containing a display suitably positioned for a wearer to observe a set of LEDs, which when lit in a sequential manner cause the wearer to exercise the muscles of the eye. One set of LEDs is arranged in linear patterns along a horizontal line, a vertical line and two oblique lines at approximately 45 degrees to the horizontal. Another set of LEDs is arranged in a circular pattern around the periphery of the display. Alternate embodiments include the feature of illuminating cartoon characters or other interesting graphics so that the eye-exercise method may be effective for children.

In a stator core is formed by laminated strip-shaped straight cores including a plurality of teeth portions, bent portions being provided with V-shaped notches, which define V-shaped gaps opened to one direction and interposing between each of the teeth portions, the straight cores being formed into an annular configuration by bending the bent portions in a direction so as to close the V-shaped notches and circular holes being provided at the bent portions so as to form a series of gaps between each of the teeth portions. The straight cores further include deformation preventing portions formed on the bent portions by cutting off a part of a pair of oblique lines defining the V-shaped notches toward the circular holes so as to expand the gaps of the V-shaped notches and the circular holes for preventing the bent portions from deforming by stress of bending process.

A double-side light receiving solar cell in a planer regular hexagon shape and having first electrodes on both surfaces are divided into four pieces by a line A-A′ connecting two opposing apexes and by a line B-B′ perpendicular to the line A-A′ and connecting center points on two opposing sides. By matching oblique lines of two divided pieces without misalignment and with respective surfaces in an inversed state, the first electrodes on the same side of the two divided pieces align along the same single straight line. Then, the first electrodes that are on the same side are connected with a first inter connecter, thereby constructing a unit having a rectangular outline. Units thus constructed are arranged so that relevant sides match without misalignment. By handling on a unit basis as described above, it is possible to facilitate an arrangement of the cells and an electricity connection work.

The invention relates to a method for designing few-leaf oblique line type variable-section main springs in the gaps between oblique line segments and an auxiliary spring, and belongs to the technical field of suspension steel plate springs. According to the structural sizes and the elasticity moduli of the oblique line type variable-section main springs, the endpoint deformation coefficient Gx-Di of each main spring and the deformation coefficient Gx-BC of the Nth main spring at the contact point of the corresponding oblique line segment and the auxiliary spring are determined first; then, according to the required auxiliary spring acting load design value and the endpoint deformation coefficient Gx-Di of each main spring, endpoint force FN of the Nth main spring is obtained; then, according to the thickness h of the root straight section of the Nth main spring, the Gx-BC and the FN, main spring and auxiliary spring gaps between the oblique line segment of the main springs and the contact point of the auxiliary spring are designed. Through simulation verification, it can be known that the main and auxiliary spring gap design value meeting the auxiliary spring acting load requirement can be obtained by means of the method, and the product design level, product performance and vehicle smoothness are improved. Meanwhile, design and testing cost is reduced, and product development speed is increased.

Disclosed are a method and a system for detecting an object on a road. The method comprises a step of simultaneously capturing two depth maps, and then calculating a disparity map; a step of obtaining, based on the disparity map, a V-disparity image by adopting a V-disparity algorithm; a step of detecting an oblique line in the V-disparity image, and then removing points in the disparity map, corresponding to the oblique line so as to acquire a sub-disparity map excluding the road; a step of detecting plural vertical lines in the V-disparity image, and then extracting, for each of the plural vertical lines, points corresponding to this vertical line from the sub-disparity map as an object sub-disparity map corresponding to this vertical line; and a step of merging any two rectangular areas of the object sub-disparity maps approaching each other, into a rectangular object area.

The invention provides a pixel structure and a display method thereof, and a display device including the pixel structure. The pixel structure comprises first pixel units and second pixel units which are sequentially arranged in staggered positions, wherein the first pixel unit comprises a first sub-pixel and a second sub-pixel arranged in an oblique line, and the second pixel unit comprises a third sub-pixel and a fourth sub-pixel arranged in an oblique line, and wherein the first sub-pixel and the third sub-pixel have different basic colors, and the second sub-pixel and the fourth sub-pixel have the same basic color.

The invention relates to a three-dimension display device which includes a liquid crystal display panel and a column lens grating. The liquid crystal display panel includes a plurality of pixel units showing matrix shape distribution, each pixel unit is composed of three RGB sub-pixel. The column lens grating attaches on the liquid crystal display panel outside, a vertical normal angle between the column lens grating and the liquid crystal display panel is a, 0<a<90, the column lens grating includes a plurality of column lens arranged parallelly; wherein, the sub-pixel unit is parallelogram shape and is arranged to a plurality of bias orderly, a left and right edges of each column lens are coincidence with the sub-pixel unit edge parallelly, each column lens covers n pieces sub-pixel units in horizontal direction fully, n is more than or equal to 2, a right-angled triangle on two sides of the liquid crystal display panel is filled with black matrix. The three-dimension display device provided by the invention solves problem of sawtooth shape minus effect caused by the gating edge dividing the sub-pixel.

The invention relates to a method for checking a useful load of auxiliary springs of a non-end contact diagonal primary and auxiliary spring, and belongs to the technical field of suspension steel plate springs. The method comprises the following steps: firstly, determining an endpoint deformation coefficient and the half rigidity of each main spring, as well as a deformation coefficient Gx-CB of the contact point between an Nth main spring and the auxiliary spring at an oblique line segment according to a structural dimension and an elastic modulus of the diagonal variable cross-section main spring with non-isostructural end parts; then, checking the useful load of the auxiliary springs of the non-end contact few-leaf diagonal variable cross-section main and auxiliary spring according to the thicknesses of root straight sections of the main springs, Gx-CB of the Nth main spring, the half rigidity of each main spring and a design value of the clearance Delta between the main springs and the auxiliary springs. The simulated verification shows that an accurate checking value of the useful load of the auxiliary springs of the non-end contact diagonal main and auxiliary spring can be obtained by using the method, the design level and performance of products are improved, the vehicle running smoothness is improved, meanwhile, the design, manufacturing and test costs are reduced, and the product development speed is increased.

The invention provides a display and a pixel array thereof. The pixel array is composed of multiple basic pixel units which are repeatedly arranged along rows and columns. Each basic pixel unit comprises m*n pixel groups, and x*y pixel points are formed. Each pixel group comprises a first column and a second column; the first column is composed of a first type sub-pixel, a second type sub-pixel and a third type sub-pixel which are sequentially arranged at first intervals in the column direction; the second column is composed of a third type sub-pixel, a first type sub-pixel and a second type sub-pixel which are sequentially arranged at first intervals in the column direction; and the second column and the first column are staggered with the second interval in the row direction. In the pixel array, m=n, y=x / 2, m, n, x and y are positive integers, and y is larger than m. The display and the pixel array thereof can solve a zigzag problem in oblique line displaying.

The invention relates to a design method for end part- and root-reinforced few-leaf variable-section steel plate springs, and belongs to the technical field of suspension steel plate springs. The design method disclosed by the invention comprises the following steps: determining the toot thickness he of an equivalent single leaf according to the structure of each steel plate spring, a design rigidity, the thickness ratio of oblique line segments on the root and the end parts, and the thickness ratio of primarily-selected parabolic segments, and determining the maximum allowable thickness [h2] of the root according to an allowable pressure at first; then designing the number N and the root thickness h2 of the few-leaf variable-section steel plate springs according to he and [h2]; and then designing the thicknesses and the lengths of straight segments on the end parts of each leaf separately according to the end part thickness beta he of the equivalent single leaf. Through ANSYS simulation and verification, the accurate parameter design values of the end part- and root-reinforced few-leaf variable-section steel plate springs can be obtained by virtue of the method, the design level and the performance of products are improved, the weights of the springs are reduced, and the running smoothness of vehicles are improved; and meanwhile, the design and test expenses are reduced, and the development speed of the products is increased.

The invention discloses a method for producing nutritive soil for practical and highly efficient soilless flower growth, belonging to the agriculture flower cultivation technology field, which is characterized by taking zeolite powder, medical stone powder and perlite powder as main nutritive components, taking river sand and sawdust as auxiliary raw materials, after scientifically biological fermentation of the sawdust, producing the soil which can maintain much nutritive ingredient. A method for producing the soil includes: selecting an oblique lining grey green zeolite powder which mainly comprises silicon dioxide, aluminium oxide or the like, crushing and preparing stock with grain size of 0.2-1mm, and the pH value of 5.5-7.0; selecting the medical stone which mainly comprises the silicon dioxide, aluminium oxide, potassium oxide, sodium oxide, magnesium oxide or the like, mainly using trace elements and thirteen rare earth elements and anti-solidification effect, and crushing and preparing the stock with the grain size of 0.2-1mm and the pH value of 5.5-7.0; selecting large grain gardening perlite containing 100% pure inorganic cultivation medium and having stable physicochemical index, crushing and preparing the stock with the grain size of 0.2-1mm; selecting the sawdust after scientifically biological fermentation; selecting high quality of river sand, exposing under the sun for 1-2 days in a high temperature and preparing the stock; and fully stirring and mixing the stocks of zeolite powder, the medical stone powder, the perlite powder, the sawdust, and the river sand according to a preparation ratio of 20%, performing spray and sterilization treatment, and packaging into a product.

The invention is a disc wind power generator, where a stator is composed of windings without ferromagnetic material; a permanent magnet fixed on a rotor spindle is a rotating body with the rotor spindle as axis and corresponds to permanent magnets fixed in the upper and lower casings, the opposite surfaces has the same polarity and there is a gap between them; the generating line of the rotating body is a curve or a broken line or an oblique line. Because eliminating iron core, the magnetic resistance is reduced. Because eliminating bearing, it forms air suspension between the rotor spindle and the stator, reducing no-load resisting torque, raising efficiency of motor and implementing breeze power generation; the permanent magnet whose generating line is a curve or a broken line or an oblique line makes the rotor spindle able to automatically align and reset.

The invention relates to a road deceleration interlaced vision marked line method, which comprises at least two lane road marked lines which are regarded as parallel lines along a traffic direction on a road, two oblique lines which are symmetrically arranged are respectively crossed with acute angles of the two parallel lines, ends which are arranged on the middle portions of the two parallel lines are connected by a transverse line which is perpendicular to the parallel lines, a section of an interlaced vision marked line are formed by an oblique line which is crossed by the two acute angles and the connecting parallel lines between the parallel lines, and a plurality of groups of equi-spaced interlaced vision marked line sections are arranged on the interval of the road with a certain length to form the road deceleration interlaced vision marked line. The road deceleration interlaced vision marked line has important roles at the aspects of increasing the visibility, reducing the vehicle speed and reducing the accident rate and the like, is capable of increasing the highlighting of road dangerous sections (intersections) and increasing the alertness of drivers, the conscious deceleration effect of the drivers is obvious, and the road deceleration interlaced vision marked line method has the practical value of preventing and reducing the happen of traffic accidents. The deceleration interlaced vision marked line method is capable of being used for the safe design and improvement of a road intersection, a traffic accident black-spot or a road section.

Provided is a display device including: a display panel, a timing controller, a gate driver, and a data driver. The display panel includes a display area configured to display an image and a non-display area adjacent to one side of the display area. The display area includes oblique lines, intersectional lines crossing and isolated from at least a part of the oblique lines, and pixels. Pixels coupled to the oblique lines or the intersectional lines and arranged along a line in one direction are defined into pixel rows. The display area further includes a plurality of areas divided by the pixel rows being successive. The number of pixels constituting one of adjacent ones of the pixel rows in at least one of the plurality of areas is different from the number of pixels constituting another thereof.

An autostereoscopic 3D display apparatus including a display panel having an array of pixels, and a lenticular device positioned above the display panel. The lenticular device includes an array of lenticular components extending in parallel with a line slanted at an angle of tan−1(a / mb) with regard to columns of the pixels, where m refers to the number of adjacent rows before an identical viewpoint on the same line appears, and a and b refer to horizontal and vertical lengths of each pixel. When n is 0 or a natural number, the number of viewpoints is 2m(2n+1), pixels corresponding to the given viewpoints are repeated at every m rows in each lenticular component, the number of parallel lines extending through pixels in parallel with the slant line inside each lenticular component is identical to the number of viewpoints, and each of the parallel lines lies on the repeated pixels.

A shift in focal point due to longitudinal chromatic aberration of a photographing lens is properly corrected in accordance with various photographing conditions, by means of controlling the thickness of a variable-thickness optical filter interposed between an image pickup lens system and a solid-state image pickup element, on the basis of a correlation table defining the correlation between photographing conditions and the thickness of the variable-thickness optical filter that can correct a shift in focal point. A variable-thickness optical filter is interposed between a photographing lens system and a CCD having sensitivity ranging from the visible-light range to the infrared range. The thickness of the optical filter is changed, by means of controlling an actuator on the basis of a correlation table defining the correlation between the photographing conditions and the thickness of the variable-thickness optical filter which can correct the shift in optical focal point. The variable-thickness optical filter is formed from two wedge-shaped prisms combined together to form a parallel-plane plate, and the overall thickness of the variable-thickness optical filter can be changed, by means of moving the prisms in opposite directions while oblique lines of the prisms remain in contact with each other.

The invention discloses an optical distortion correction method for a line-scan camera. The method includes steps: step one, manufacturing a calibration board with an X-Y coordinate system, a plurality of oblique lines and a plurality of straight lines; step two, aligning the line-scan camera to the calibration board, and defining intersection points of a sight line of the line-scan camera and the straight lines and the oblique lines on the calibration board as feature points; step three, taking pictures of the calibration to obtain one-dimensional information of the feature points on an image plane of the line-scan camera, and calculating position information of each feature point; step four, subjecting camera data to one-dimensional and two-dimensional matching to adapt to a line-scan camera calibration method; step five, establishing a relationship between a world coordinate system and an image plane coordinate system to obtain intrinsic parameters and extrinsic parameters of the camera; step six, correcting camera distortion after distortion coefficients are obtained. The calibration board is simple and convenient to prepare and easy to operate; conversion from one-dimensional image data to two-dimensional image data is realized, and line-scan camera image distortion correction can be realized through coordinate transformation.

The invention relates to a sub pixel-based 3D integrated imaging display device comprising a common 2D thin display panel and a microlens array. The microlens array covers the common 2D thin display panel; and sub pixels are observed by the microlens array. Three adjacent microlenses in the microlens array are arranged in a triangular mode or an oblique line mode; and colors of the sub pixels observed by the three adjacent microlenses respectively have three primary colors.

A table image processing device processes a table image and a memory medium stores a processing program. The table image processing device processes precisely a table image containing a round corner and includes a device extracting a line extracting a longitudinal line and lateral line out of an input image, a device finding a potential match of a round corner region extracting an oblique line which commences from a terminal of a line found by the line extracting device, and finding the potential match of the round corner region, a device extracting a cell containing the potential match of the round corner found by the potential match of the round corner region finding device, and a device deciding the round corner part deciding the round corner from the cells found by the device extracting the cells.

The invention discloses a drafting ruler that includes a straight ruler, a parallel ruler and a protractor, and the straight ruler includes a groove with a scale at the middle and an arc fixing groove using an end of the groove as the center. The protractor includes a semicircular protrusion corresponding to the fixing groove at the center of said straight ruler for movably connecting the straight ruler, such that the protractor can work with the groove of the straight ruler to draw an oblique line with an inclined angle, and can quickly draw several parallel lines or perpendicular lines starting from the mid-point to the length of the line by using the movably and perpendicularly connected straight ruler and parallel ruler, so that users can draw different figures or tables quickly and conveniently.

An image display that separates by a separating means respectively different images displayed on a screen so as to be introduced to an observer, and is constituted as a stereoscopic image display, and others. In a case of a four-viewpoint stereoscopic image display, an image {circle around (1)}, an image {circle around (2)}, an image {circle around (3)}, and an image {circle around (4)} having a binocular parallax in a horizontal direction of the screen are aligned at a predetermined pitch, and a minimum unit image group of this “image {circle around (1)}, image {circle around (2)}, image {circle around (3)}, and image {circle around (4)}” repeatedly exists. One aperture (1) is formed corresponding to the minimum unit image group, and in a contour of each aperture (1), oblique line portions that are non-parallel to the contour of a dot exist.

Two groups of inclined lines, which are included in a spurious wave scattering means, are formed at opposite angles with respect to each other in the vicinity of an upper edge of a substrate. The angles of the inclined lines are such that they are close to perpendicular toward the central portion of the substrate, and gradually decrease toward the edges thereof. In a similar manner, two other groups inclined lines, which are also included in the spurious wave scattering means, are formed at opposite angles with respect to each other, with gradually changing angles. The spurious waves that reach these regions are diffuse by the inclined lines, so that they are not propagated to converters (sensors). Three rectangular spurious wave scattering means, formed by inclined lines, inclined at angles other than 45°, also function to diffuse and eliminate spurious waves that propagate along the front surface of the substrate.

In a diesel engine, an inside of a cylinder is divided into intra-cavity and extra-cavity regions. Ideal heat release rate waveform models, each formed of an isosceles triangle in which each oblique line gradient is a reaction rate, an area is a reaction amount and a base length is a reaction period with a reaction start temperature as a base point, are generated respectively for a vaporization reaction, low-temperature oxidation reaction, thermal decomposition reaction and high-temperature oxidation reaction of injected fuel for each region. An ideal heat release rate waveform of the reaction modes is generated by smoothing the ideal heat release rate waveform models through filtering and combining the ideal heat release rate waveforms, and is compared with an actual heat release rate waveform obtained from a detected in-cylinder pressure. A reaction mode having a deviation larger than or equal to a predetermined amount is diagnosed as being abnormal.

A display method for displaying a workflow system composed of a plurality of discrete Boxes each associated with a document process and linked in a predetermined order. The workflow is defined for causing the processes to be sequentially executed. The workflow is displayed using icons representing the Boxes. If execution of the associated process has been completed, an icon representing a corresponding Box is overlaid with oblique lines. If execution of the associated process is currently in process, an icon representing a corresponding Box is overlaid with a graphical representation of a sand timer.

The invention provides a three-dimensional geological structure model angular point grid dissection method considering folds. The spatial morphological characteristics of the folds and the regulation of isoclinal lines in Ramsey fold classification are fully considered on the basis of a three-dimensional geological structure model, and angular point grid dissection of the geological structure model is performed with an angular point grid acting as a spatial metadata model and a stratigraphic structure model acting as layer control. Planar grid dissection is performed through the projection range of trend lines and the geological structure model in an XOY plane. Spatial rotation is performed on the multivalued surface stratums of the folds included in the geological model. Vertical grid dissection is obtained through growth of projection points on a curved surface along an inclination angle and other isoclinal line directions according to certain step length, and resetting is performed through inverse matrix transformation after completion of dissection. The spatial coordinates of the corresponding points are calculated through transverse and vertical grid dissection, and the spatial metal-model is constructed according to the coordinates and topological information and visually displayed so that transformation from the three-dimensional geological structure model to the angular point grid meta-model considering the folds is realized.

A data line repair structure for a liquid crystal display panel is disclosed. The data line repair structure includes a first repair line parallel to the scan line and crossing a first end of the data line; a fourth repair line formed in an oblique line area of the liquid crystal panel, coupled to the first repair line; a second repair line parallel to the data line, coupled to the gate driving chip and the fourth repair line; a third repair line parallel to the scan line, coupled to the second repair line and separated from a second end of the data line; and a floating line connected between the third repair line and the second end of the data line when the data line has a broken point.

The invention discloses a skew line tooth surface gear transmission pair and a tooth width geometric design method. The skew line tooth surface gear transmission pair adopts an alternating axis transmission form composed of involute spur gears and skew line tooth surface gears. Each skew line tooth surface gear is formed by spreading straight tooth involute slotting cutters in a staggered mode; the skew line tooth surface gears can only mesh with the straight tooth cylindrical gears and can not mesh with the skewed tooth cylindrical gears with helix angle; and the tooth trace is approximate to a skew line and forms an oblique angle with the radius direction, thereby being very suitable for the demands of design diversification for aviation compact space. The method illuminates the gear shaping principle of the skew line gear and skew line tooth surface gear, and deduces the tooth surface equation of the skew line tooth surface gear. The margin line of the involute slotting cutters is utilized to calculate the position of the tangent point of the internal end tooth root. The condition that the outer end tooth top tooth thickness is equal to zero is utilized to obtain the sharpening condition. The condition of avoiding secondary cutting of the tooth root is combined with determine the cutter top fillet radius, thereby finally obtaining the tooth width of the skew line tooth surface gear.

The invention discloses a method for grinding a wedge-shaped aspheric surface, relates to an aspheric surface process and provides the method for grinding the wedge-shaped aspheric surface. The method is characterized in that a circular arc diamond emery wheel is selected as the processing tool; according to the characteristic of the machine tool for realizing the three-axis linkage, the method adopts the processing way of fixing work pieces and three-axis linkage of the tool; installation and position of the work pieces; division of the numerical controlling interpolation points; and the track planning and design of the numerical controlling process. The adaptability of the processing tool for the work pieces is analyzed, and the processing is performed by adopting the circular arc diamond emery wheel; the adaptability of the processing and detection means is analyzed, and the method adopts the processing way of fixing the work pieces and three-linear axis linkage of the tool; the shape types of the work pieces are analyzed, the method poses the surface points measuring and processing track planning method suitable for processing the wedge-shaped aspheric surface, which includes the methods such as the linear optical grating type processing, the oblique line envelope processing and the like. The method has the advantages of convenience, stability, high precision and the like, therefore, the method is suitable for popularization and application.