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| Number | Title | Issue Date |
| 7920277 | Method and apparatus for irradiating laser A laser irradiation process includes: scanning a substrate with laser having a predetermined lasing frequency at different irradiation intensities to form a plurality of first irradiation areas corresponding to the irradiation intensities; illuminating the first irr... | 04/05/2011 |
| 7724382 | Method and apparatus for irradiating laser A laser irradiation process includes: scanning a substrate with laser having a predetermined lasing frequency at different irradiation intensities to form a plurality of first irradiation areas corresponding to the irradiation intensities; illuminating the first irr... | 05/25/2010 |
| 7667859 | Method and device for hyperacute detection of an essentially rectilinear contrast edge and system for fine following and fixing of said contrast edge Method and device for the detection of an essentially rectilinear contrast edge (E) in a direction, whereby a periodic sweep (Ω) of global visual angle (Δψ) of the optical sensors, by translation (S) in another direction transverse to the first direction, is carr... | 02/23/2010 |
| 7379194 | Method and system for determining mail piece dimensions using swept laser beam A method of measuring a mailpiece includes deflecting a laser beam through an arc, determining an angle at which the laser beam is currently directed, and calculating a dimension of the mailpiece based at least in part on the determined angle. ... | 05/27/2008 |
| 7202467 | System for the optical detection of a distant object using a rotating mirror A system is described for the optical detection of a distant object, having a light beam generating device for generating a parallel light beam, a scanning unit for generating a scan pattern by deflecting the parallel light beam over a defined angular range, and a d... | 04/10/2007 |
| 7031055 | Microscope A microscope (1), preferably a confocal laser scanning microscope, having at least one light source, a detector, and two objectives (2), one of the objectives (2) being arranged on each of the two sides of the specimen plane (3) and the o... | 04/18/2006 |
| 6956661 | Device for measuring external and internal dimensions and distances between measurement objects Device measures external and internal dimensions of measurement objects using a light source for illuminating a slit diaphragm, in front of or behind which a spirally slotted disc is arranged, slit diaphragm and disc being rotatable in relation to each other and the... | 10/18/2005 |
| 6791697 | Scatterometry structure with embedded ring oscillator, and methods of using same In one illustrative embodiment, the method involves forming a ring oscillator that includes a first grating structure comprised of a plurality of gate electrode structures for a plurality of N-channel transistors and a second grating structure comprised of a plurali... | 09/14/2004 |
| 6602716 | Method and device for referencing fluorescence intensity signals A method and device for fluorimetric determination of a biological, chemical or physical parameter of a sample utilize at least two different luminescent materials, the first of which is sensitive to the parameter, at least with respect to luminescence in... | 08/05/2003 |
| 6449036 | Sensor unit, process and device for inspecting the surface of an object A sensor unit (50), a device, and a process for inspection of a surface (10', 10Ɗ) of an object (10) for the purpose of identifying surface characteristics, such as structural defects. The device contains an emitting module (51) and a receiving module (5... | 09/10/2002 |
| 6130099 | Method of comparing peak representations, specifically western blot or dot blot strips The slope lines of the peak lines are determined for a reference specimen and a test specimen and then compared with one another to analyze peak lines independently of the background. Preferably a minimum amplitude of a slope line is established with a th... | 10/10/2000 |
| 6066845 | Laser scanning method and system A laser scanning method and system for determining an outline of an object. A laser beam is projected at the object and a surface underlying the object. The surface is configured to reflect the laser beam differently than the object. The laser beam is ref... | 05/23/2000 |
| 6061645 | Process and apparatus for measuring the volume of an object For measuring the volume, the process utilizes the same means as are used for reading an optical code, such as a laser scanner or CCD reader. A choice of different measuring procedures are proposed which suit different situations and are all based on scan... | 05/09/2000 |
| 6055057 | Method and apparatus for accurately sensing a light beam as it passes a defined point A method and apparatus for detecting a scanning light beam used for writing onto a media. A detector is disposed in the scanning path for sending a signal to a first amplifier. A second amplifier is provided for providing a feed back loop to the first amp... | 04/25/2000 |
| 5940170 | Laser scanning system A laser scanner for measuring the spatial properties of objects in a scene within a range less than a predetermined maximum object distance. A laser diode supplies a laser beam that is intensity-modulated by a reference waveform from a waveform generator.... | 08/17/1999 |
| 5903354 | Process for measuring the volume of an object by means of a laser scanner and apparatus capable of performing said process The process uses information from the scan sweeps of a laser scanner to obtain a stipulated area which approximates the top surface of the object, by successive samplings while the object is moved relative to the scanner. The volume is then obtained as th... | 05/11/1999 |
| 5859924 | Method and system for measuring object features A system is provided that simultaneously gathers three-dimensional and two-dimensional data for use in inspecting objects such as chip carriers for defects. Specifically, a source laser beam is directed to an object and forms a spot at the point of imping... | 01/12/1999 |
| 5854679 | Object characteristics measurement system This invention relates to a system for measuring the characteristics of an object, comprising: a least two cameras (18, 19) pointing along two different directions towards the space in which the object (23) is positioned located above the upper plane of t... | 12/29/1998 |
| 5835620 | Boundary mapping system and method A method of mapping areas of a slide includes the steps of selectively illuminating the slide from a first light source oriented generally obliquely to the surface of the slide, obtaining a first image of the slide illuminated by the first light source, s... | 11/10/1998 |
| 5804830 | Three-dimensional non-contact scanning apparatus and method using at least one circular, planar array of a plurality of radiant energy sensors, and a rotating energy source A method of scanning and mapping the outer contour of a three-dimensional object, for example a person's foot, by locating a plurality of radiant-energy sensors in a circular array around the object, rotating a transmitter about the object to transmit rad... | 09/08/1998 |
| 5745239 | Multiple focal plane image comparison for defect detection and classification An apparatus and method of analyzing particles on an integrated circuit wafer using a quasi three dimensional image analysis of the particles. The apparatus includes an optical system which has an optical axis and forms an image of that part of a focal pl... | 04/28/1998 |
| 5742068 | Optical scanning measurement of dimensions with a double-concave mirror An apparatus (5) for measuring the dimensions of an object (1) where a measuring carriage (6) moves the object at a distance thereabove. A polygonal mirror unit (32) receives laser light (16) and reflects it in a fan-shaped form toward a stationary angled... | 04/21/1998 |
| 5724143 | Method and device for determining the area coverage of an original A method of determining area coverage of a printing original having printing areas and non-printing areas thereon, the printing areas being of a different color than that of the non-printing areas, the printing original having a location-dependent inhomog... | 03/03/1998 |
| 5696588 | Automatic plate scanner A lithographic plate scanner provides more accurate representations of the color intensity of the various image areas of a plate having a fixed image by using only a single photocell to read the solid color bar, the white color bar and the successive imag... | 12/09/1997 |
| 5023714 | Methods and systems for scanning and inspecting images An automatic scanning apparatus and method for detecting the presence of one or more objects in an image field under investigation or inspection. Electro-optical scanning means, such as a television camera, is employed to scan an image field and generate ... | 06/11/1991 |
| 4969038 | Method for scanning image information A method for scanning and generating image information includes generating a radiation beam and scanning an image field containing variable image information. Optical variations are detected in the image field, with electro-optical detection means to prod... | 11/06/1990 |
| 4800287 | Measurement of image area from stored pixel data Method and apparatus for determining the area of a contrasting image on a transfer sheet are disclosed. The contrasting image is scanned incrementally by a flat bed digital scanner having a single strip of light response cells. As the transfer sheet is ad... | 01/24/1989 |
| 4695154 | Image forming apparatus with document size detection A document scanning unit obtains image data by optically scanning the document. In an initial state, a first control unit sets the document scanning unit at a predetermined position, and sets a light emitting and receiving unit at a predetermined position... | 09/22/1987 |
| 4685074 | Film area computer An instrument for use with a film containing a printed circuit layout. The instrument measures the area which is transparent to electromagnetic radiation of a characteristic wavelength so that the open area of the film and the average open area can be cal... | 08/04/1987 |
| 4681455 | Method of determining the area coverage of a printed original or printing plate for printing presses A measuring device which is equipped with a number of sensors determines the area coverage of a printing original or printing plate for printing presses. Each individual sensor of the measuring device is calibrated with the air of calibration strips. By m... | 07/21/1987 |
| 4666306 | Method and apparatus for detecting photographic image information The density of an original picture film must be measured in order to determine exposure and correction amount for printing in a photographic printing system. A photosensor was heretofore arranged near an optical path of the photographic printing system an... | 05/19/1987 |
| 4598999 | Area detection method of an original for use in copying machines The area detection method detects an area on an original enclosed with a mark of specific color by the steps of scanning the original by a photosensor, judging whether the number of the mark segment detected by the photosensor in a single scan line is an ... | 07/08/1986 |
| 4573798 | Method and apparatus for measuring pattern area percentage for engraving films Apparatus for measuring pattern area percentage of engraving film with a transparent member for placing the film thereon, an optical device having a light source and light receiving unit, a moving device for relatively moving the transparent member and th... | 03/04/1986 |
| 4564290 | Apparatus for determining image areas from films and plates A scanning apparatus is provided capable of obtaining image area information from both photograhic films and printing plates. The apparatus includes a scanner assembly carrying two independent light sources for use in the respective plate and film scan op... | 01/14/1986 |
| 4529318 | Method and apparatus for inspecting sheets for flaws Apparatus for detecting missing areas or folded corners in sheets, for example banknotes (14), is disclosed. FIG. 1 shows a banknote (14) being scanned in a strip along one edge of the banknote. A strip light source 12 and a strip sensor 16 are disposed o... | 07/16/1985 |
| 4512662 | Plate scanner for printing plates The present invention is an arrangement and a method to scan a printing plate and determine the ratio of areas which will carry ink, during a printing process, to areas which will not carry ink, during a printing process, so that adjusting means, at the v... | 04/23/1985 |
| 4472057 | Area meter The resolution of the measuring system of a conveyor type leaf-area meter is optimized when changes are made in the size of the area that is scanned by adjusting: (1) the lens of the scanner; (2) the rate of readout of the pulses from the scanner; and (3)... | 09/18/1984 |
| 4444505 | Offset printing plate printing image area measuring device A system in which data for controlling amounts of ink for a number of printing machines, having a variety of printing plates, are measured with one measuring device. This invention provides a printing image area measuring device which can detect a printin... | 04/24/1984 |
| 4441819 | Calibration method for printing plate picture pattern area meter A calibration method is disclosed for a device in which an offset printing plate is optically scanned to measure the picture pattern area of the printing plate from the quantity of light reflected therefrom in which average values are obtained by scanning... | 04/10/1984 |
| 4417274 | Electronic measuring method and apparatus Disclosed are a method and apparatus for making area measurements of an image on a kinescope screen. Scan lines of the kinescope are divided into a series of pulses by a switching device. The pulses within the image are counted. The number of pulses count... | 11/22/1983 |
