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| Number | Title | Issue Date |
| 4464789 | Image analyzer for processing multiple frames of image data A method of analyzing multiple frames of image data wherein each frame is represented by a matrix of pixels fed serially from a source for processing. A first frame of pixels is transformed in at least one serial neighborhood transformation stage to detec... | 08/07/1984 |
| 4450579 | Recognition method and apparatus A recognition apparatus comprising an image sensor sensing an image of a pad pattern on an IC chip pattern, a pre-treatment circuit for converting the outputs of the image sensor into binary-coded signals in accordance with at least two slice levels, and ... | 05/22/1984 |
| 4435835 | Method and device for detecting the position of an object A position detecting method is disclosed wherein the position of an object is detected by the use of pattern information which are taken from an observational region on the object contained within a whole region. Positional information of at least one of ... | 03/06/1984 |
| 4426731 | Character recognition employing compressed image data An optical character recognition system stores image data as a compressed run-length code. Preprocessing of characters for segmentation and registration is performed on the compressed data by means of tables created by a microprocessor. Only the image dat... | 01/17/1984 |
| 4424587 | Method and apparatus for the identification of articles The invention relates to a method and apparatus for identifying objects (e.g. consumer products in a supermarket) appearing in random positions and orientations and for random times on an image window and having an identification on the surface facing the... | 01/03/1984 |
| 4403339 | Method and apparatus for the identification of objects Disclosed is a system for identifying objects appearing on an image window and bearing on a surface facing the window an identification in the form of a data field which includes at least one data track bearing contrasting symbols and a plurality of contr... | 09/06/1983 |
| 4370641 | Electronic control system Dimensional variations, such as skew, alignment and abutment, in an array scanner are corrected by scanning and storing into a storage means an uncorrected electronic image generated from a test pattern. Correctional factors are generated from the stored ... | 01/25/1983 |
| 4364023 | Optical character reading system An optical character reading system in which a sheet upon which characters or symbols are printed is illuminated and the characters scanned with a two-dimensional photoelectric sensor. Output signals from the sensors are processed to read the characters t... | 12/14/1982 |
| 4356473 | Monetary document profile location and predetermined selected path apparatus The denomination indicia contiguous with the Treasury seal on United States paper money can be located. Apparatus includes means for transporting the documents lengthwise along a course. Two reproduce heads, each having a like plurality of tracks oriented... | 10/26/1982 |
| 4318081 | Object inspection system An object recognition or inspection system with special features is disclosed, in which an object to be inspected is photoimaged by a photo image sensing device. While forming a comparative control signal by processing the horizontal as well as vertical s... | 03/02/1982 |
| 4295198 | Automatic printed circuit dimensioning, routing and inspecting apparatus An automatic apparatus is employed to recognize certain features on a printed circuit board and display that information on a screen so that an operator can create machine instructions for operations at those specific locations. Initially a printed circui... | 10/13/1981 |
| 4238780 | Process and an apparatus for automatically recognizing the position of semiconductor elements The position of semiconductor elements is recognized automatically by opto-electronic, non-contact techniques. Recognition of the position of the semiconductor elements, such as integrated circuits, is largely independent of pattern and surface properties... | 12/09/1980 |
| 4213117 | Method and apparatus for detecting positions of chips on a semiconductor wafer A method and apparatus for detecting positions of chips on a semiconductor wafer. The method comprises an illuminating step for illuminating obliquely the semiconductor wafer from above including at least a position detecting direction; a totalizing step ... | 07/15/1980 |
| 4180800 | Character reading system An optical character reading system first determines the height and width of the character to determine its authenticity and then examines the features of each line and/or column and classifies each line or column according to its pattern. The sequence in... | 12/25/1979 |
| 4180799 | Apparatus and method for recognizing characters An optical reader for recognizing printed characters, such as alpha-numeric characters, is disclosed. The characters are scanned in parallel, vertical slices by a photodiode array contained in a hand-held wand which is manually moved over the printed char... | 12/25/1979 |
| 4173015 | System and method for character presence detection A system and method for character presence detection having the capability of locating characters within a line of characters represented by a binary stream of data bits. The stream of binary data bits is divided into scans which correspond to scans of a ... | 10/30/1979 |
| 4167729 | Apparatus for obtaining multi-spectral signatures A multispectral data classification system has an improved apparatus for the identification of training samples of multispectral image data useful in the computation of spectral signatures. A set of multispectral image data is displayed on a user-interactive d... | 09/11/1979 |
| 4163212 | Pattern recognition system A method and related apparatus for finding center lines or center points of distinguishable areas in a scanned field, such as the field of view of an optical scanning device in which is positioned an integrated-circuit chip. The invention is disclosed in ... | 07/31/1979 |
| 4075605 | Character recognition unit A method and system for automatic optical character recognition wherein a continuous flow of image data is processed at a scan rate high compared to the relative movement of the information-containing field across a sensor array. A two-dimensional array o... | 02/21/1978 |
| 4048615 | Automated character recognition system A reliable optical character recognition system substantially insensitive to variations in character stroke size is provided for reading numeric and special characters printed on a document surface in plural fonts of unknown order. More particularly, a ch... | 09/13/1977 |
| 4045772 | Automatic focusing system A white blood cell classification system is provided for detecting and classifying white blood cells in a peripheral blood smear. The system includes optical scanning means for scanning the blood smear, a microscope for directing the optical scanning mean... | 08/30/1977 |
| 4021778 | Pattern recognition system A pattern recognition system comprises a partial pattern cutting out system which has a plurality of cutting out windows previously provided in correspondence with a plurality of regions in a specific pattern which respectively correspond to a characteris... | 05/03/1977 |
| 4015240 | Pattern recognition apparatus A pattern recognition apparatus for recognizing or identifying fingerprint images and the like is described. The apparatus enables the determination of the coordinates and angular positions of characteritic points such as fingerprint minutiae. The pattern... | 03/29/1977 |
| 4003023 | Post-recognition segmentation for pattern-recognition machines An optical scanner converts input images into video snapshots which are recognized at fixed intervals, independently of the presence of patterns. Sense generators identify the presence of pattern left and right sides in the snapshots, independently of the... | 01/11/1977 |
| 3970991 | Character recognition system A scanning device scans the entire surface of a character pattern, and a memory device stores therein the binary coded character pattern information obtained from the scanning device, and a peripheral pattern detector recognizes in turn the character patt... | 07/20/1976 |
| 3959771 | Pattern recognition apparatus A pattern recognition apparatus for discriminating a body having a specified shape from a number of bodies, in which an image area, at which the image signal has a value within a specified range, within a specified region of the image of a body is measure... | 05/25/1976 |
