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| Number | Title | Issue Date |
| 7372469 | Image transforming method The present invention provides a method for rotating YUV4:2:0 image in a digital display device, such as TV image system. A YUV4:2:0 image is separated to a Y division matrix and a U and V division matrix. Then the Y division is performed a rotation matrix calculati... | 05/13/2008 |
| 7359615 | Method and device for ensuring storage time for digital broadcast When a digitized broadcast is recorded in a storage medium, a required capacity of the storage medium is firstly calculated on the basis of a bit-rate of digitized broadcast data and a recording time which is known in advance. If the remaining capacity of the storag... | 04/15/2008 |
| 7356200 | Method and device for determining skew angle of an image Methods and apparatuses for determining a skew angle of text relative to an axis are disclosed herein. One exemplary embodiment of the method comprises locating a first portion of the text that has a spatial frequency greater than a first preselected value. The meth... | 04/08/2008 |
| 7349583 | Global motion estimation image coding and processing The invention provides methods for global motion estimation, determining a coarse estimation, and refining a coarse estimation. Embodiments of the invention provide a fast and robust global motion estimation algorithm based on two-stage coarse-to-fine refinement str... | 03/25/2008 |
| 7307635 | Display rotation using a small line buffer and optimized memory access A frame buffer stores X pixels per line and Y lines and is read using a burst of B pixels. The un-rotated image is rotated by 90 degrees for display by writing and reading pixels from a line buffer. The line buffer stores a block of B*Y pixels. The frame buffer is l... | 12/11/2007 |
| 7253821 | Special effect device, address signal generating device, address signal generating method and address signal generating program A novel special picture effect is to be achieved by a read address control system. To this ends, a special effect device includes an address signal generating unit 3 for generating a readout address signal for picture signals stored in a frame buffer 2... | 08/07/2007 |
| 7148899 | Texture mapping 3D objects A texture is applied to a 3D graphic object using a computer system by providing a graphic indication of a mapping between a 3D graphic object and a texture map and modifying the mapping based on a manipulation of the graphic indication. Alternatively, or in additio... | 12/12/2006 |
| 7100184 | Method and apparatus for rapid access of program guide information A method for rapidly accessing program guide information is described. The method includes displaying program guide information on a grid showing a channel axis and a time axis, with each program positioned at a location in the grid representing a channel of transmi... | 08/29/2006 |
| 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 |
| 6829017 | Specifying a point of origin of a sound for audio effects using displayed visual information from a motion picture Displaying visual information from a motion picture in a visual field within a designated extent of a related aural field supports editing of a spatial audio effect for the motion picture. The extent of a related aural field also is displayed. Information specifying... | 12/07/2004 |
| 6801674 | Real-time image resizing and rotation with line buffers Circuit arrangements and methods for real-time image resizing and image rotation. Line buffers are used for storage of lines of pixel values for both resizing and rotation. A first one of the line buffers receives input pixel values, and the line buffers are coupled... | 10/05/2004 |
| 6690731 | Method and apparatus for diagonal processing of video data A method for diagonal processing of video data includes separating diagonally arranged data from rectilinearly arranged data in a video stream, rotating the diagonally arranged data to a rectilinear position; and compressing the rotated diagonally arrange... | 02/10/2004 |
| 6674484 | Video sample rate conversion to achieve 3-D effects The two dimensional sample rate conversion capabilities of a video display system are used to produce three-dimensional effects. Linear and non-linear scaling is applied to a video image to convey a sense of depth. The three dimensional effects are used t... | 01/06/2004 |
| 6618032 | Display apparatus having functions of displaying video signals as enlarged/thinned pictures A display apparatus comprises driving a circuit having: a field discriminating circuit; a copy/thinning discriminating circuit; a pulse generating circuit for generating copy clock pulse signals in a horizontal period in addition to original clock pulse s... | 09/09/2003 |
| 6504551 | Color correction device, color correction method, picture processing device, and picture processing method The color of plural pixels making up a source video image is corrected by a computer 10, a hard disc device 20 and a picture processing device 30. The computer 10 functions as a parameter setting unit for setting plural parameters for designating the sour... | 01/07/2003 |
| 6477329 | Digital camera with rotatable components A digital camera with rotatable components is disclosed. In the front of camera there is provided a lens, a flash, and a viewfinder, while in the rear thereof there is provided a liquid crystal display (LCD) corresponding to lens, a control button, and th... | 11/05/2002 |
| 6400851 | Rotating image data Rotating image data ninety degrees is disclosed. In one embodiment of the invention, the computerized system includes an operating system providing a graphics interface library, and a graphics interface buffer maintained by the graphics interface library.... | 06/04/2002 |
| 6346972 | Video display apparatus with on-screen display pivoting function A video display apparatus has an on-screen display pivoting function in which, even when the user arbitrarily pivots the monitor of a computer system, the on-screen display is normally displayed. An on-screen display (OSD) generating section receives hori... | 02/12/2002 |
| 6307575 | Display unit having a screen adjustment function A display unit has an on-screen-display (OSD) control block for controlling display of OSD patterns on a screen together with a main image. The screen adjustment of the display unit is effected by a dedicated switch for effecting enlargement/reduction or ... | 10/23/2001 |
| 6239846 | Digital video effects, apparatus and method A digital video effects apparatus is arranged to generate a digital video effect by interpolating the values of parameters governing the effect, according to a given function, between time points corresponding to selected frames of a video signal and at w... | 05/29/2001 |
| 6208767 | Hardware rotation of images with line sorting in L*A*B* color space A method for rotating an input image matrix having pixel grouping data to form an output image matrix in a computer is provided. The pixel grouping data is accessed and readdressed to rotate the input image matrix. The pixel grouping data is desampled int... | 03/27/2001 |
| 6195102 | Image transformation processing which applies realistic perspective conversion to a planar image A pixel image at broadcast or graphics resolution is spatially transformed to represent the 2D projection of an image that has undergone movement in 3D space or is seen from a different viewer's position. For example, an image on a screen is delineated wi... | 02/27/2001 |
| 6091423 | Image transformation system for producing a kaleidoscope effect In an image transformation system, an image formed by the inputted video signal is stored in a memory to be read out by the read address of a predetermined read address generating circuit, so that a predetermined image transformation is performed to the i... | 07/18/2000 |
| 6069668 | System and method for producing video effects on live-action video A digital video effects system for producing live-action video effects in real time includes an address generator having a pair of 2-D tables for providing x-coordinate and y-coordinate offset values. A third 2-D table contains warp activation factors (ac... | 05/30/2000 |
| 6028645 | Digital video effects apparatus and method therefor A digital video effects apparatus has a graphical user interface having a display upon which is produced a video image within a predetermined shape, the video Image being rotated in time and space to represent a 3-dimensional effect. Control points are se... | 02/22/2000 |
| 6021229 | Imaging processing method for mapping video source information onto a displayed object An image processing apparatus and the method for mapping a plurality of images which are on the two-dimensional plane on the corresponding faces of a solid in the three-dimensional virtual space. The mapping image on the side face being close to the objec... | 02/01/2000 |
| 5966116 | Method and logic system for the rotation of raster-scan display images A computer system is provided which employs a hardware rotation unit capable of rotating a raster-scan portrait image by 90 degrees in a clockwise or counter-clockwise direction in order to create a landscape image on a raster-scan display device. Rotatio... | 10/12/1999 |
| 5889893 | Method and apparatus for the fast rotation of an image The present invention is a method and apparatus for the fast rotation of binary images represented as a run length encoded data stream. The system employs a cache memory for efficiently representing parsed RLE data in a rotated orientation, where only the... | 03/30/1999 |
| 5742334 | Film image reproducing apparatus and a control method for controlling reproduction of film image A film image reproducing apparatus for reproducing a film image of each frame of a film, includes: an image pick up device which picks up a film image; a reproducer which is operable to reproduce specified areas of the picked up film image; an information... | 04/21/1998 |
| 5686800 | Image-correction circuit and method for picture tube An image-correction circuit and method for a picture tube is disclosed including system control means for determining the rotation degree of vertical and horizontal sync signals, and outputting vertical and horizontal charging/discharging control signals ... | 11/11/1997 |
| 5644197 | Cathode ray tube display apparatus with rotatable raster Cathode ray tube display apparatus includes a cathode ray tube having a screen (210) and a neck (350). In use an electron beam is directed from the neck (350) towards the screen (210) along an axis (S) of the cathode ray tube containing the centre of the ... | 07/01/1997 |
| 5579418 | Image interpolation apparatus Method and apparatus for providing interpolated image data from original image data represented in terms of pixels, each pixel defined in terms of value and position in an original image, includes an original image input receiving original image data from... | 11/26/1996 |
| 5557329 | Video camera having rotating mechanism for rotating image pickup with respect to the camera and a lens mount A video camera has a group of lenses forming an optical image from a photographed object, a lens mount for supporting the group of lenses, and an image pickup device installed on the optical axis, for converting the optical image into an electric signal. ... | 09/17/1996 |
| 5545120 | Endoscopic viewing system for maintaining a surgeon's normal sense of kinesthesia during endoscopic surgery regardless of the orientation of the endoscope vis-a-vis the surgeon An endoscopic viewing system for maintaining a surgeon's normal sense of kinesthesia during endoscopic surgery regardless of the orientation of the endoscope vis-a-vis the surgeon.... | 08/13/1996 |
| 5479525 | Method and apparatus for rotating a multivalued picture image 90 degrees To rotate a multivalued source picture image consisting of picture data arranged in N rows×(m gradations*N) columns 90 degrees, calculating a maximum value of a transposition mode L according to an equation M=[log2 N], repeatedly selecting an ... | 12/26/1995 |
| 5220428 | Digital video effects apparatus for image transposition In a digital video effects system a data store (13) is provided for storing the address within a frame store of image information from the corresponding image frame that is to appear within another image frame as transposed on to a curved surface. The add... | 06/15/1993 |
| 5124692 | Method and apparatus for providing rotation of digital image data The invention provides a framestore architecture that permits direct addressing of digital image data in order to generate rotated image. The framestore architecture permits direct addressing at standard video sampling rates in order to generate rotated i... | 06/23/1992 |
| 5077608 | Video effects system able to intersect a 3-D image with a 2-D image A video effects system comprises a graphics generator for generating a three-dimensional image in simulated real time, a digital video effects device for generating a second image and transforming the second image in real time, and a depth combiner for co... | 12/31/1991 |
| 4954898 | Wipe pattern generator In a wipe pattern generator for generating a wipe pattern signal on the basis of wipe pattern data stored in a memory, data indicating a contour of a wipe pattern expressed by polar coordinates is stored in the memory, angle data and distance data indicat... | 09/04/1990 |
| 4850028 | Image processing method and apparatus therefor There is disclosed an image processing apparatus capable of rotation or size change of an image, without lack of pixel data after image processing. For this purpose a destination address is calculated from a source signal, then source addresses are determ... | 07/18/1989 |
