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| Number | Title | Issue Date |
| 7411622 | Video signal processor The video signal processor of the present invention comprises a CCD for storing an inputted image by converting it into an electric charge through photoelectrical conversion to be stored by each field and then outputting the stored electric charge by each field; a s... | 08/12/2008 |
| 7362903 | Wavelet-based mesh coding method A method is provided for coding a source mesh (M) representing a three-dimensional object or a scene, using a simple mesh (M0) having a limited number of facets, each defined by vertices and edges, and coefficients in a base of wavelets, corresponding to ... | 04/22/2008 |
| 7035407 | Data transmission system for prevention of unauthorized copy of data from recording medium A data transmission system is provided to transmit data streams recorded on recording media to the external system or device. Herein, an original data stream read from a recording medium is subjected to calculation using a variable selected from a variable set which... | 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 |
| 6862278 | System and method using a packetized encoded bitstream for parallel compression and decompression A system and method are disclosed for parallel compression and decompression of a bitstream. For compression, the bitstream is separated into a plurality of components, and the components are encoded using a compression algorithm. Packets are then constructed from t... | 03/01/2005 |
| 6501507 | Multimode interpolation filter as for a TV receiver A multimode scan converter includes a delay element (33) for delaying one horizontal line of video signal and selectively re-displaying that line. A multiplexer (30) is arranged to selectively provide either luminance signal or chrominance signal to the d... | 12/31/2002 |
| 6400361 | Graphics processor architecture employing variable refresh rates The display system includes a display controller which renders text and graphics and writes it to the RAM. The display controller then reads the rendered information from the RAM and activates a display based upon that information. Generally the display c... | 06/04/2002 |
| 6359654 | Methods and systems for displaying interlaced video on non-interlaced monitors A number of methods to display interlaced video on non-interlaced monitor are disclosed. One method is to display all of the incoming fields but one at a time, and correcting for the positional offset of one field relative to another in the interlaced dat... | 03/19/2002 |
| 6356309 | Video coding device and video transmission system using the same, quantization control method and average throughput calculation method used therein Video data coded in a coding device 12 is temporarily stored in a temporary buffer 13 before transmitted to a transmission buffer 171. A frame dropping/quantization control device 16 cancels the video data in the temporary buffer 13 if the amount of infor... | 03/12/2002 |
| 6356315 | Sampling rate conversion using digital differential analyzers Magnification/reduction is achieved by a single FIR filter under the control of a Digital Differential Analyzer (DDA) as would be used to simulate a perfectly straight line on a two-dimensional raster. The single FIR filter combines the processes of inter... | 03/12/2002 |
| 6304297 | Method and apparatus for manipulating display of update rate A method and apparatus for manipulating the display update rate of video signals to minimize the adverse visual effects caused by adding or deleting frames begins by determining a need value for manipulation of the display update rate. The need value corr... | 10/16/2001 |
| 5917950 | Image decoding apparatus having frame rate transformation function An image decoding apparatus having a frame rate transform function includes a first frame rate generator for generating a frame rate of a received coded image signal, a second frame rate generator for generating a frame rate of an image display device, an... | 06/29/1999 |
| 5315327 | High scanning rate to standard scanning rate television signal converter with smooth moving edge conversion Odd fields of a high speed television signal within even field intervals of a television signal having a reference frequency are readout from field memories 6, 7 with the time base of the odd fields being expanded. An arithmetical mean of the odd fields t... | 05/24/1994 |
| 5278657 | Camera apparatus selectively operable as a fully electronic slit camera When signal charges stored in a vertical transfer shift register (8V) of a CCD (8), for example, are shifted to a horizontal transfer shift register (8H), signal charges of a predetermined line are shifted at low speed and signal charges of other lines ar... | 01/11/1994 |
| 5253041 | Digital television signal compression apparatus A preprocessor for conditioning interlace-scan video signals for frame based compression, includes apparatus to accept fields of interlace-scanned video and provide fields of interlace-scanned luminance and chrominance component signals. The fields of int... | 10/12/1993 |
| 5251027 | Telephoto sensor trigger in a solid state motion analysis system A solid state motion analysis system stores images of an event at a fast frame rate and plays back the images at a slower frame rate to facilitate analysis of the event. The motion analysis system includes a solid state imager which is selectively operabl... | 10/05/1993 |
| 5231502 | Image information processing techniques for improving the resolution of scanned imaging systems Improved apparatus and methods of image information processing are disclosed which extend the operational coverage of an image system to higher velocity to height ratio scenarios while optimizing image resolution. The invention typically is implemented by... | 07/27/1993 |
| 5005073 | Demultiplexer for providing a color television signal having an increased image frequency In order to achieve a qualitative improvement of television images through increased image frequency with simultaneously increased resolution, a high storage capacity is needed. In order to process a combined color television signal, a demultiplexer with ... | 04/02/1991 |
| 4958156 | A/D converter circuit for video signals having different time frequencies An A/D (analog-to-digital) converter circuit that controls a frequency characteristic of an input video signal in response to a sampling signal of a variable frequency to reduce distortions such as a folded distortion and so on caused by the A/D conversio... | 09/18/1990 |
| 4882625 | Improved definition television set with external luminance and chrominance signal inputs An improved definition television (IDTV) set including a motion sensing circuit for sensing motion of images and generating a motion sensing signal, a motion adaptive Y/C separating circuit separating a composite video signal into a luminance signal and a... | 11/21/1989 |
| 4645989 | Frequency switching circuit for multiple scan rate video display apparatus A video display apparatus operates at two or more horizontal scan rates. In order to prevent excessive collector voltage from being applied to the horizontal output transistor, a transition circuit turns off the horizontal output transistor when switching... | 02/24/1987 |
| 4598236 | Background raster generator A raster generator circuit is disclosed for a cathode ray tube display having a fixed efficiency at any desired raster scan rate. eliminating external clock dependency for synchronization ahd having a fixed efficiency. The circuit generates a raster signa... | 07/01/1986 |
| 4275422 | Telecine machines A telecine machine has a solid state sensor before which film is driven at a constant rate. To overcome differences between the film frame and television field utilization ratios, i.e. the proportion of the vertical scanning extent which is occupied by ac... | 06/23/1981 |
| 4047204 | Variable interlace display Apparatus for utilization in driving a raster-type display, such as is used in the familiar television system for producing a selectable (according to a predetermined group) of raster formats of different raster interlace rates.... | 09/06/1977 |
