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"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 7349030 | Segment buffer loading in a deinterlacer A display processor integrated circuit includes a display processor portion and an on-chip programmable logic portion. The programmable logic portion can be configured to implement custom video and/or image enhancement functions. The display processor portion perfor... | 03/25/2008 |
| 7305676 | Communication device configured for real time processing of user data to be transmitted A communication device is provided which has a programmable multichannel signal processor for real time processing of user data, which are to be transmitted, within the framework of a plurality of real time applications. The real time applications are each assigned ... | 12/04/2007 |
| 7289144 | Flicker detection apparatus, a flicker correction apparatus, an image-pickup apparatus, a flicker detection program and a flicker correction program A flicker detection apparatus takes in a plurality of images having different shutter times from the image sensing element and judges whether flicker occurs or not based on a variation of flicker components extracted from these images so that the accuracy of flicker... | 10/30/2007 |
| 7280135 | Pixel array, image sensor having the pixel array and method for removing flicker noise of the image sensor There are provided a pixel array capable of detecting and removing a flicker noise, an image sensor employing the pixel array and an automatic flicker noise detecting method capable of effectively detecting and removing the flicker noise of the image sensor. For the... | 10/09/2007 |
| 7248289 | Image-pickup signal processor and method of detecting flicker A plurality of flicker detection frames are formed by dividing an image into a plurality of frames. A flicker detection circuit performs detection of luminance data for each of the flicker detection frames. The differences between the luminance data of the preceding... | 07/24/2007 |
| 7239345 | Camera arrangements with backlighting detection and methods of using same The present invention relates to camera arrangements with backlighting detection. The camera arrangements are capable of simultaneously capturing real scene data from various viewpoints. This data may include illumination data impinging the scene. The illumination d... | 07/03/2007 |
| 7224693 | Long packet handling A switch for switching packets from a plurality of sources. The switch includes a memory in which portions of packets are stored. The switch includes a transferring mechanism which transfers predetermined portions of a packet to the memory as the predetermined porti... | 05/29/2007 |
| 7206025 | Device and method for converting format in digital TV receiver Device and method for converting a format of a video signal in a digital TV receiver is provided. Format conversion can be carried out at one chip of a format converting device, inclusive of conversion of resolution, frame rate, scanning method, aspect ratio, color ... | 04/17/2007 |
| 7197194 | Video horizontal and vertical variable scaling filter An apparatus for variably scaling video picture signals comprising a first circuit and a second circuit. The first circuit may be configured to generate one or more data signals vertically scaled to a first value in response to (i) the video picture signals and (ii)... | 03/27/2007 |
| 7187405 | Automatic flicker frequency detection device and method An image device, such as a digital camera, detects specific repeating patterns of signal variations by processing columnar information from the device's two-dimensional sensor array used to generate images. In one embodiment, the columnar information is derived from... | 03/06/2007 |
| 7164439 | Flicker correction apparatus and flicker correction method, and recording medium storing flicker correction program A flicker correction apparatus for correcting a flicker component of an image signal obtained by imaging an object using an imaging device is provided. The apparatus comprises an image average calculation section for calculating an average of the image signal, a fli... | 01/16/2007 |
| 7126639 | Digital camera printing user interface responsive to location A digital camera printing user interface automatically selects and presents sets of printing options for printing parameters such as printed image size and paper size in accordance with location information. The location information may comprise the current location... | 10/24/2006 |
| 7107439 | System and method of controlling software decompression through exceptions When processor instructions are required for execution, a misaligned address is sent to the processor. The misaligned instruction address causes a computer processor exception. The computer system automatically executes an exception handling routine that transforms ... | 09/12/2006 |
| 7009642 | Method and apparatus for detecting the presence of artificial illumination in a scene A method and apparatus for detecting the presence of artificial illumination in a scene powered by alternating current by sampling the light in a scene at a periodic rate. ... | 03/07/2006 |
| 6959045 | Reduced cost decoder using bitstream editing for image cropping A method for decoding variable length encoded digital video data including pictures, to a size less than the full size of the pictures, each picture including a plurality of macroblocks. The method comprises the steps of receiving digital video data; parsing the dig... | 10/25/2005 |
| 6952453 | Method for formatting a data flow by coding based on the sequence objects of animated images For object-based coding of moving image sequences for video objects, signaling information indicating whether the video object is to be decoded for playback or displayed is always transmitted regardless of the external form of a video object. In contrast with option... | 10/04/2005 |
| 6947757 | Method for communicating information The invention relates to communication of information in fixed-length messages in mobile communication systems, particularly in association with positioning methods. In a method according to the invention information is transferred in a fixed-length message such tha... | 09/20/2005 |
| 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 |
| 6741290 | Processing coded video A method of processing coded video, for example by inserting generated frames, or adjusting values in timing fields, or adjusting the time at which it is output, to adjust the timing of output of decoded video from a decoder receiving the coded video is disclosed, t... | 05/25/2004 |
| 6628709 | Bit number prediction for VLC coded DCT coefficients and its application in DV encoding/transcoding A simple and efficient scheme is used to predict the number of bits needed to block of discrete cosine transform (DCT) coefficients with variable length coding (VLC). The scheme defines an easily computable parameter that has a strong correlation with the... | 09/30/2003 |
| 6501518 | Method and apparatus for reducing flicker effects from discharge lamps during pipelined digital video capture A method for eliminating the flicker of a light source such as a florescent light having the first step of setting a first frame rate for the capture of a series of frames. Then, setting a capture integration period to a first integration period, and capt... | 12/31/2002 |
| 6278738 | Method and device for transmitting video data in radio communication system A device for transmitting video data is provided which includes a temporary memory, a standby memory, a bit counter, and a controller. The temporary memory stores N original blocks of data which are variable length coded such that a plurality of the block... | 08/21/2001 |
| 6192082 | Digital television data format conversion with automatic parity detection A digital television (DTV) data format converter of a system automatically detects whether a serial data stream includes parity data and converts the serial DTV data stream to a parallel DTV data stream. The DTV data format converter transmits the paralle... | 02/20/2001 |
| 6081299 | Methods and systems for encoding real time multimedia data Methods and systems are provided for generating a real time multimedia data stream with accurate time stamps for decoding. Time stamps are provided which compensate for a difference between a video frame rate corresponding to a video frame within the real... | 06/27/2000 |
| 6002455 | Digital data transfer apparatus using packets with start and end synchronization code portions and a payload portion A digital data transmission apparatus which can suitably route and transmit to a desired apparatus two types of digital data, that is, digital data of a serial digital interface (SDI) format and a serial digital data interface (SDDI) format having a parti... | 12/14/1999 |
| 5982459 | Integrated multimedia communications processor and codec A multimedia processor contains a general purpose RISC and video processors which operate in parallel to execute software for combined video and audio bit stream coding and decoding. The RISC processor controls operation of the multimedia processor and pe... | 11/09/1999 |
| 5867231 | Method and apparatus for decoding video signal A method for decoding a video signal in which the decoding operation is completed within a predetermined time irrespective of the presence of an error which is generated on a bit strings. In the case where a bit strings formed by coding a video signal for... | 02/02/1999 |
| 5805700 | Policy based selective encryption of compressed video data Basic transfer units (BTUs) of compressed video data of video images are selectively encrypted in accordance with an encryption policy to degrade the video images to at least a virtually useless state, if the selectively encrypted compressed video images ... | 09/08/1998 |
