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| Number | Title | Issue Date |
| 7369144 | Method and device for correcting the rotation of a video display A method for displaying a video image on a display screen by a scanning of the display screen along lines inclined by a first angle with respect to a reference direction by at least one electron beam modulated by a modulation signal. The method includes the steps of... | 05/06/2008 |
| 7343195 | Method and apparatus for real time quantitative three-dimensional image reconstruction of a moving organ and intra-body navigation Medical imaging and navigation system including a processor, a medical positioning system (MPS), a two-dimensional imaging system and an inspected organ monitor interface, the MPS including an imaging MPS sensor, the two-dimensional imaging system including an image... | 03/11/2008 |
| 7327309 | Radar scan converter and method for transforming A method transforms an image from polar coordinates into Cartesian coordinates. Therefore, the target image in Cartesian coordinates is subdivided into triangles defined by the vertices given in Cartesian coordinates. The respective polar coordinates are coded into ... | 02/05/2008 |
| 7274325 | Optimized method of performing spatial transformation A method of spatial transformation, such as scan conversion, uses a packed data table. The raw data and the data table are read sequentially, and the resulting image is computed. ... | 09/25/2007 |
| 7268725 | Radar scan conversion for plan position indicator An angular scan interval may be divided into one or more sweep sectors for display. Polar (r, θ) coordinates may be calculated for rectangular (x, y) coordinates at each pixel of a display interval by computing polar (r, θ) coordinates in an interval of 0 to π/4 ... | 09/11/2007 |
| 7262806 | System and method for aligned compression of interlaced video A method and system are disclosed for vertically phase shifting fields of at least one interlaced frame of video into at least two vertically aligned frames of video. The at least two vertically aligned frames of video are compressed, transmitted or stored, decompre... | 08/28/2007 |
| 7200858 | Data distribution system An interactive system for obtaining data for diagnostic purposes from a server having access to stores of said data wherein the server supplies the data and software to a data requesting user that enables the user to receive the data progressively so as to decide du... | 04/03/2007 |
| 7165062 | System and user interface for accessing and processing patient record information A system facilitates the secure access, and update of patient record information and the creation and navigation of image menus supporting the location and access of desired patient record data by a user. A method for use by a portable processing device for accessin... | 01/16/2007 |
| 7132649 | Weighted noise compensating method and camera used in millimeter wave imaging Unpredictable response variations of the output value signals from radiometer or receiver channels due to noise are minimized when composing a millimeter wave image. The image is composed from composition signals which are each related to the corresponding output va... | 11/07/2006 |
| 7127609 | System and user interface for adaptively processing and communicating URL data between applications A system processes and communicates URL data to enable network (including Internet) compatible applications to be securely integrated into any process involving concurrent operation of applications. A first application employs a system for encoding URL link data for... | 10/24/2006 |
| 7062105 | Image management system, image management method and image display device An image management system is proposed that can display the same image in the same appearance on each image display device connected to a network independent of individual hardware characteristics. When an image file server that manages diagnostic images transfers t... | 06/13/2006 |
| 7032856 | Modern thermal sensor upgrade for existing missile system A method of mapping a first array to a second array is useful where (1) each of the arrays has pixels in sequential columns and rows and the first array has sequential integers identifying each row of pixels, (2) sequential integers identify each column of pixels, a... | 04/25/2006 |
| 6947060 | Image forming apparatus, electron beam apparatus, modulation circuit, and image-forming apparatus driving method An image forming apparatus which performs pulsewidth modulation with a pulsewidth set by counting a clock. Especially, for grayscale level correction by setting the frequency of the clock, the periodic clock is counted, and an output pattern is changed in accordance... | 09/20/2005 |
| 6836294 | Method of decreasing delay through frame based format converters An apparatus converts an input video signal having a first format into an output video signal having a second format. A formatter receives the first video signal and divides each field or frame into an active video top and bottom half. Two format converters receive ... | 12/28/2004 |
| 6823016 | Method and system for data management in a video decoder A method and system for minimizing bus traffic in a video decoder is disclosed. A method and system for processing a portion of a reference picture includes designating the reference picture, selecting a display picture within the reference picture, transmitting a d... | 11/23/2004 |
| 6766062 | Digital ridgelet transform via digital polar coordinate transform A data processing technique called a Ridgelet transform is disclosed for more efficiently representing information. Original data samples (e.g., in the time domain) are received and transformed into frequency domain values provided in Cartesian coordinates. The freq... | 07/20/2004 |
| 6483544 | Image processing method and image processing apparatus for executing gradation conversion of a pixel An image processing method for converting the pixel value of a pixel of interest in a displayed image, wherein pixel values of the pixel of interest and pixels surrounding the same are compared with a predetermined threshold value while a conversion chara... | 11/19/2002 |
| 6480545 | Architecture for multi-format video processing An architecture for multi-format video processing of both high definition and standard definition television signals has a pair of processing paths. For HDTV one path processes the luminance component signal and the other path processes an interleaved col... | 11/12/2002 |
| 5959678 | Ultrasound image management system An image management system for use in conjunction with an ultrasound machine. The system comprises an input port coupled to the ultrasound machine for receiving the video output signal generated for the ultrasound images and a frame buffer for digitizing ... | 09/28/1999 |
| 5949491 | Ultrasound image management system An image management system for use in conjunction with an ultrasound machine. The system comprises an input port coupled to the ultrasound machine for receiving the video output signal generated for the ultrasound images and a frame buffer for digitizing ... | 09/07/1999 |
| 5901252 | Process and apparatus for extracting and recognizing figure elements using division into receptive fields, polar transformation, application of one-dimensional filter, and correlation between plurality of images An image processing process wherein an image is divided into small areas, a polar transformation is applied to the image in each of the small areas, and image processing is performed based on the result of the polar transformation. Further, each of a plur... | 05/04/1999 |
| 5860925 | Ultrasound scan conversion method A scan conversion method employing a graphical circle generator to calculate a circle having a predetermined radius in the raster domain. The resulting set of (xi y) points are assigned values from corresponding vector domain points using close... | 01/19/1999 |
| 5647019 | Method of identifying a position of object in camera image The present invention relates to a method of identifying object images displayed in a camera image, the method comprising the step of, comparing a predetermined point mapped in the camera image in a spherical polar coordinates with a position of the camer... | 07/08/1997 |
| 5563810 | Device and method for performing acoustic scan conversion An ultrasound acoustic scan conversion device includes an accumulator, an error correction logic unit, and a walk controller. The error correction logic unit is responsive to the accumulator and contains an error correction circuit. The walk controller is... | 10/08/1996 |
| 5528302 | Real-time ultrasound scan conversion A scan conversion method is implemented to achieve real-time scan conversion at video rates. Scan conversion tasks include vector point identification processing, distance derivation processing and interpolation processing. An active image area is defined... | 06/18/1996 |
| 5253175 | Method for preliminarily printing blank for tapered draw-formed body Disclosed is a method for preliminarily printing a blank for a tapered draw-formed body, which comprises transforming digital rectangular coordinates to annular coordinates so that the height of the rectangular coordinates is made to correspond to the hei... | 10/12/1993 |
| 5126747 | Method and apparatus for displaying radar data A method and apparatus for displaying radar data on a display monitor, wherein the monitor is divided into octants, and wherein the radar data defines a pie-shaped slice to be displayed within an octant on the monitor. The radar data has a center point wh... | 06/30/1992 |
| 4931801 | Method and apparatus to scan convert radar video to television outputs A method and apparatus for converting polar format radar video data into a horizontal raster format output to a TV monitor. Radar video data comprises radar video pixels each having an associated intensity value and a polar coordinate in a raster display.... | 06/05/1990 |
| 4774516 | Method for smoothing an image generated by coordinate conversion and a digital scan converter using the method The invention concerns a method for smoothing, through filling, an image generated by the conversion of polar coordinates into Cartesian coordinates. A filling of these pixels not involved in the conversion is performed at the level of the signal received... | 09/27/1988 |
| 4757317 | Method and a device for extending the range of radar recurrence frequencies acceptable by a digital image converter A method and a device for extending the range of radar video data (recurrences) received at the radar pulse repetition frequency (PRF) which can be accented by a digital image converter (DIC) for processing a radar-type image. The frequency of the angular... | 07/12/1988 |
| 4754279 | Scan converter for radar In a scan converter for converting polar-coordinate radar data into a standard video display scanned at a 100 ns per pixel rate, the reading of sixteen x-y pixels into the video buffer, writing of two polar pixels into the x-y memory, and fading of four x... | 06/28/1988 |
| 4745475 | Displays for information obtained by vector scanning A system for converting A-scan signals in r, θ co-ordinates into display data for x, y co-ordinate display locations, in which, for each A-scan signal, signal values for which the r co-ordinate is greater than a predetermined value contribute to the disp... | 05/17/1988 |
| 4740789 | Method for optimizing the storage of video signals in a digital scan converter, and a digital scan converter using said method A method for optimizing the storage of video signals in a digital scan converter provided with an intermediate block memory provided between the radial memory and the image memory. In the block memory, the pixels to be displayed are grouped together in bl... | 04/26/1988 |
| 4729029 | Process and apparatus for the insertion of insets into the image supplied by a digital scan converter In a digital scan converter particularly for radar images, a process produces a magnified inset during the writing of the video information into the image memory. This makes it possible to increase the definition of the inset. The image memory then contai... | 03/01/1988 |
| 4689675 | Digital scan converter and method therefor A digital scan converter with an initialization circuit. The initialization circuit, for example, a dedicated circuit or a computer, relates each pixel in a converted image to two or more respective pixels which lie adjacent to it and which are selected f... | 08/25/1987 |
| 4675679 | Digital scan converter A digital scan converter comprises an A/D converter; an input buffer; a random access memory; a write address generator; a plurality of read address generators; an address switch circuit composed of a first address switch means for switching the addresses... | 06/23/1987 |
| 4660043 | Method for processing video signals in a digital image transformer A method for processing video signals in a digital image transformer in which, before conversion of the video data of the radar from polar coordinates into cartesian coordinates to be displayed on a television monitor, the distance sampling frequency is p... | 04/21/1987 |
| 4618887 | Method and apparatus for representing ultrasonic echo signals arriving in polar coordinates A method and apparatus for representing ultrasonic echo signals arriving in polar coordinates which are obtained by means of a sector scan technique and which are intermediately stored for the purpose of subsequent display conforming to television standar... | 10/21/1986 |
| 4593317 | Moving scene display for passive radiation-wave imaging system A system which processes analog signals from millimeter wave sensing system nto digital words in an organized manner which are then stored into a data memory representing the pixels in the wave images. The pixels are read out at a rate and format to a stan... | 06/03/1986 |
| 4582065 | Ultrasonic step scanning utilizing unequally spaced curvilinear transducer array An electronically step scanned real time ultrasonic imaging system and method is disclosed. The system includes a transducer assembly having an unequally spaced array of elements, each with an axis of transmission along which it transmits its main ultraso... | 04/15/1986 |
