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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 4516262 | Character data processing apparatus A character data processing apparatus discriminates machine-printed characters and hand-printed characters from each other and identifies a class of characters such as kanas (Japanese syllabary) or Kanjis (Chinese characters used in Japan). Characters fil... | 05/07/1985 |
| 4499598 | Edge and line detection in multidimensional noisey, imagery data A machine process for identification and extraction of magnitude and direction of edges and lines in noisey multidimensional imagery data. A digital picture function is viewed as a sampling of the underlying reflectance function of the objects in the scen... | 02/12/1985 |
| 4493420 | Method and apparatus for detecting bounded regions of images, and method and apparatus for sorting articles and detecting flaws Image processing apparatus for detecting a bounded region of an image includes a scanning device such as a T.V. camera, to scan the image via a raster scan to produce a signal indicative of image intensity at a plurality of picture points and comparators ... | 01/15/1985 |
| 4485397 | Method for producing printing forms with irregularly distributed printing points A method for producing printing forms by way of irregularly-distributed printing points provides that an image original be opto-electrically scanned across individual surface elements with a desired detail resolution. A gray scale corresponding to the sca... | 11/27/1984 |
| 4479145 | Apparatus for detecting the defect of pattern A pattern examining in which a pattern on an examined object such as reticle or mask is scanned to produce image binary signals of picture elements; binary information corresponding to a local area on the examined object is serially extracted from the ima... | 10/23/1984 |
| 4428077 | Line recognition method In a pattern recognition apparatus for recognizing a pattern including a line pattern consisting of a plurality of line segments, there is proposed a line recognition method which comprises steps of: recognizing the coordinates of end points of each of se... | 01/24/1984 |
| 4424530 | Log surface determination technique A log surface determination technique involves optically measuring a tree stem and accurately separating the image of the tree stem from adjacent background, determining the true surface of the stem, eliminating discontinuities or anomalies, and identifyi... | 01/03/1984 |
| 4399554 | Method and apparatus for inspecting engine head valve retainer assemblies for missing keys A computer vision system for inspecting engine heads during assembly for missing valve spring assembly keys comprises a solid-state camera for taking pictures of the valve spring assemblies and providing picture data upon command to a computer. The comput... | 08/16/1983 |
| 4396903 | Electro-optical system for correlating and integrating image data from frame-to-frame An electro-optical system which integrates the image pattern information, extracted from a plurality of image frames and identified as belonging to a common candidate object, to form a composite image pattern of the candidate object which may be accuratel... | 08/02/1983 |
| 4392120 | Pattern inspection system A pattern inspection system, for inspecting a pattern formed on a base, such as a photo-mask, by means of laser beam scanning, which includes a device for detecting the body and edges of the pattern a memory device having a plurality of memory units for s... | 07/05/1983 |
| 4375654 | Facsimile vector data compression Graphical data on a document is raster scanned and the resulting bit pattern is processed to provide a processed bit pattern which represents lines which each are a single pel in width and indicative of the shapes of objects scanned on the document. These... | 03/01/1983 |
| 4363104 | Imaging system having multiple image copying and hierarchical busing A very high speed video imaging system wherein the video image from each video frame of M1 columns and M2 rows of video pixels is multiplexed serially by row, each image pixel corresponding to an address in said video frame; image en... | 12/07/1982 |
| 4361830 | Device for displaying feature of contour image The x-y coordinates are determined of a multiplicity of points set at very small intervals of a fixed value on a contour line, the coordinates of a selected number of points on either side of one (central point) of the aforementioned multiplicity of point... | 11/30/1982 |
| 4334274 | Method of determining whether or not a region in a picture is within a closed boundary, and an apparatus therefor A given picture is scanned to store picture cell data thereof into memory positions of a first memory device. Non-boundary signs are written into a second memory device at its memory positions corresponding to the memory positions, filled by the picture c... | 06/08/1982 |
| 4242662 | Method and apparatus for pattern examination A pattern to be examined is scanned to produce binary information of divisional regions of the pattern corresponding to the picture elements of respective scanning lines as parallel information. The parallel information regarding the shape and position of... | 12/30/1980 |
| 4183013 | System for extracting shape features from an image A system for sequentially processing an image in order to identify objects in the image, and extract a variety of shape features of the identified objects. The system includes an image preprocessor, a controller, an object boundary resolver and identifier... | 01/08/1980 |
| 4130819 | Optical character recognition device An optical character recognition device including means to define a scanning area which includes portions of a printed character to be scanned by a television camera, said camera scanning discrete points of said area arranged in spaced vertical paths, and... | 12/19/1978 |
| 4115803 | Image analysis measurement apparatus and methods An image analysis measurement system is capable of performing a variety of measurements on single features within a field of scan or independently on multiple features within the field. The system provides direct determination of measurements across multi... | 09/19/1978 |
| 4110736 | Shape recognition system An apparatus for separating the signals of an internal shape from the signals of an external shape for use in a shape recognition system.... | 08/29/1978 |
| 4097847 | Multi-font optical character recognition apparatus As described herein, a program controlled image dissector tube scans the printed information recorded on a storage medium in a first raster to provide analog information signals representative of segments of the recorded information and in a second raster... | 06/27/1978 |
| 4055833 | Method of deriving characteristic contours from a colored picture A method of deriving characteristic curves from a colored photograph of an object, which comprises making an image comprising only one of the basic colors of the colored photograph, the contrast of said image being enhanced, so that only the areas of the ... | 10/25/1977 |
| 4005385 | Pattern recognition machine for analyzing line orientation Line and edge features on the peripheral segments of a two dimensional data scene are classified by data manipulations in the Hadamard transform domain. One dimensional transform coefficients which uniquely determine the classifications are extracted thro... | 01/25/1977 |
| 3950610 | Image analysers An image analyser for use in a line-by-line scanning system in which a field of an article is scanned to produce a video signal representative instantaneously of a point within that field. The analyser has n delay means connected in series where n is an i... | 04/13/1976 |
