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| Number | Title | Issue Date |
| 7398008 | Copy protection for analog video signals from computing devices A copy protection method and apparatus is provided to inhibit unauthorized viewing or copying of a video signal. A varying set of additional or invalid video pulses are generated onto a typical video signal. A pulse sequence identifier identifies the location of the... | 07/08/2008 |
| 7324673 | Image processing apparatus, image processing method, and image processing program storage medium There is disclosed an image processing apparatus for performing an image processing on a medical image represented by digital data in a medical field, and the appropriate image processing is performed with respect to various medical images. An image processing condi... | 01/29/2008 |
| 7283719 | Video capture device An object is to provide a video recording/playing apparatus for facilitating recording/playing of motion pictures. The configuration is provided with, at least, a video input device for inputting analog motion pictures (video), a video capture device for digitizing ... | 10/16/2007 |
| 7257310 | Method and apparatus for processing digital images files to a digital video disc There is provided a method and apparatus for transferring digital image files to a digital video disc. The files in the digital video disc, or digital photos, are representative of a plurality of still pictures and are user controllable interactively played on eithe... | 08/14/2007 |
| 7245817 | Multimedia transfer system A multimedia transfer apparatus is described comprising: a plurality of media readers; one or more encoder modules, configured to encode data read by the media readers in a specified encoding format; and a data communication interface configured to copy the encoded ... | 07/17/2007 |
| 7242844 | Video signal recording and reproduction device and video signal reproduction device A video signal recording and reproduction device of this invention uses one of a plurality of terminals for receiving input of component video signal to also serve as a composite video signal input terminal, thereby reducing a number of the input terminals. This rea... | 07/10/2007 |
| 7218737 | System and method for an adaptive state machine to control signal filtering in a serial link A method for adaptively filtering a control signal in a serial link includes monitoring for a blanking interval in a video stream having an associated clock signal and monitoring for an occurrence of a VSYNC signal once the blanking interval has started. ... | 05/15/2007 |
| 7155114 | Information recording apparatus and method, information reading apparatus and method, magnetic tape format, and recording medium An information recording apparatus for recording information on a predetermined recording medium includes a creation unit for creating search data from main image data; and a recording unit for recording the search data created by the creation unit and the main imag... | 12/26/2006 |
| 7136110 | Image signal processing apparatus A resizing unit resizes a captured image or an inputted image and outputs a resized image. A first conversion unit converts the resized image into an RGB image or an image for a TV monitor. A second conversion unit converts the RGB image or the image for the TV moni... | 11/14/2006 |
| 7106942 | Image forming apparatus A set pattern image with no displacement is recorded onto recording paper. In this set pattern image, the centers of auxiliary patterns are displaced in an auxiliary scan direction off a referential straight line passing through the centers of primary patterns. The ... | 09/12/2006 |
| 7072568 | Recording apparatus, recording method, reproducing apparatus, and reproducing method MPEG streams of different chroma formats are recorded and reproduced without need to recognize their formats. In an MPEG stream, a header is followed by DCT blocks. Time slots are generated in such a manner that when the chroma format detected from the header is 4:2... | 07/04/2006 |
| 6980206 | Rendering a three-dimensional model using a dither pattern Rendering a three-dimensional model includes obtaining a characteristic of the three-dimensional model, determining a three-dimensional dither pattern based on the characteristic, and rendering the three-dimensional model using the three-dimensional dither pattern. ... | 12/27/2005 |
| 6958724 | Method and circuit for conforming an analog actual signal to a digital desired signal A method of controlling an analog actual signal to conform to a digital desired signal uses a comparator with two input ports and one output port and a digital-to-analog converter. The analog actual signal to be converted is fed to one input port of the comparator a... | 10/25/2005 |
| 6931197 | Frequency modulation (FM) recording apparatus of video tape recorder A frequency modulation (FM) recording apparatus for recording an FM modulated video signal onto a recording medium is provided. This recording apparatus (luminance components plus color components) includes an automatic gain controller; a limiter for limiting the le... | 08/16/2005 |
| 6925244 | Apparatus for recording/reproducing high resolution video signal A video signal recording/reproducing apparatus for recording/reproducing a high resolution video signal wherein the video resolution is enhanced by shifting a carrier frequency to a higher band in frequency modulation in a VCR's video signal recording mode, and by d... | 08/02/2005 |
| 6871001 | Video decoder An MPEG video decoder 1 decodes a MPEG video stream using a discrete cosine transform together with a motion compensated prediction performing backward prediction and forward prediction. A frame buffer 104a is provided with a storage area for fo... | 03/22/2005 |
| 6714717 | Time base corrector A time base corrector apparatus for removing time base errors from video signals. A voltage-controlled oscillator (VCXO) is locked to the chroma burst of the input signal. The VCXO is used to digitize the input video, to comb filter and to demodulate chroma signals.... | 03/30/2004 |
| 6556767 | Video capture device An object is to provide a video recording/playing apparatus for facilitating recording/playing of motion pictures. The configuration is provided with, at least, a video input device for inputting analog motion pictures (video), a video capture device for ... | 04/29/2003 |
| 6411768 | Circuit for reproducing sync signal of composite video signal A sync signal reproducing circuit for a composite video signal, includes: a channel selector for receiving a first composite video signal and a second composite video signal output from a composite video signal input stage, and also receiving a composite ... | 06/25/2002 |
| 6295406 | Digital signal recording apparatus for sampling and compressing signals according to various recording modes The digital signal recording apparatus of the invention for recording a video signal on a recording medium, includes: a mode setting section for setting a recording mode, the recording mode being one of a standard recording mode and a long-time recording ... | 09/25/2001 |
| 6256449 | Image encoder and image decoder In an image encoder and an image decoder of an image transmission system, enabling the deterioration of decoded images in image quality to be avoided, the color frame information DCF in separating a predetermined video signal into a luminance c... | 07/03/2001 |
| 6173110 | Magnetic recording and reproduction apparatus having a recording characteristic correction function of a video signal A magnetic recording and reproduction apparatus corrects recording characteristics of a video signal. The apparatus comprises a luminance test signal generator for generating a frequency-modulated luminance test signal using a predetermined voltage, and a... | 01/09/2001 |
| 6173108 | Image signal recording apparatus An image signal recording apparatus for recording, on a recording medium, image signals corresponding to an image in which one picture is composed of a plurality of horizontal scanning lines is arranged to store the image signals for one picture, to simul... | 01/09/2001 |
| 6160949 | Video signal reproduction apparatus for chrominance signals A video signal reproduction apparatus reproduces a chrominance signal which has been converted to a low frequency band and recorded on a magnetic tape. The low frequency chrominance signal read out from the magnetic tape is first subjected to phase recove... | 12/12/2000 |
| 6134375 | Image signal recording and reproducing apparatus A first digital processor (13) generates luminance data Y and color difference data U, V, using image data D1. The processor (13) further generates separated luminance data Y1, Y2 by halving the luminance data Y, and generates a compound color difference ... | 10/17/2000 |
| 6094521 | Information processing system An object is to provide a video recording/playing apparatus for facilitating recording/playing of motion pictures. The configuration is provided with, at least, a video input device for inputting analog motion pictures (video), a video capture device for ... | 07/25/2000 |
| 6091880 | Video signal processing apparatus In a video signal processing apparatus provided with an image pickup part for picking up an image of an object and outputting a video signal and a reproducing part for reproducing a video signal from a recording medium, a video signal which is obtained by... | 07/18/2000 |
| 5991494 | Digital image data processing apparatus and method A digital image data processing apparatus has a preprocessing apparatus for preprocessing the digital video data before recording-and a post-processing apparatus for post-processing the digital video data after recording. The preprocessor receives a main ... | 11/23/1999 |
| 5982975 | Video signal copying apparatus A video signal copying apparatus for copying a signal recorded on a recording medium onto other recording media is provided. The video signal copying apparatus includes a first filter for blocking a color signal and passing a luminance signal of a video s... | 11/09/1999 |
| 5905840 | Method and apparatus for recording and playing back digital video signal A digital video signal recording/playback system and method is provided wherein, when recording/playing back on/from a recording medium, the amount of video data it is possible to record can be increased by making effective use of otherwise unused areas w... | 05/18/1999 |
| 5845040 | Video signal reproduction apparatus for chrominance signals A video signal reproduction apparatus reproduces a chrominance signal which has been converted to a low frequency band and recorded on a magnetic tape. The low frequency chrominance signal read out from the magnetic tape is first subjected to phase recove... | 12/01/1998 |
| 5822490 | Apparatus and method for color-under chroma channel encoded with a high frequency luminance signal A video signal processing system has luminance signal and a chroma carrier modulated with chrominance information. The system includes circuitry responsive to the chroma carrier for generating a phase alternating carrier having a phase alternating from fi... | 10/13/1998 |
| 5815630 | Tape dubbing and copy guard signal inserting method and apparatus A high-speed tape dubbing method and apparatus for dubbing a signal recorded on a master tape onto slave tapes running at a speed N (for example, 3) times a standard tape running speed, which is capable of inserting a copy guard signal without degradation... | 09/29/1998 |
| 5802238 | Circuit arrangement for processing a color signal at a carrier frequency higher than a carrier frequency at which the color signal had been recorded In a circuit arrangement for processing a color subcarrier signal reproduced by a video recorder and modulated on a carrier with a first carrier frequency to let a comb filter circuit in the arrangement have the least possible required memory capacity, th... | 09/01/1998 |
| 5715351 | Double deck video cassette tape recorder with video signal processing circuit An video signal processing circuit of a double deck VCR capable of preventing a deterioration of picture when dubbing, which includes a reproducing video cassette tape recorder and a recording video cassette tape recorder disposed in a single body, wherei... | 02/03/1998 |
| 5608532 | Signal processing device and method for a slow mode function of a VTR A signal processing device and method which performs stable video signal reproduction in a slow mode function of a video tape recorder by digitally storing only those slow mode images which are stable. The signal processing device includes a signal separa... | 03/04/1997 |
| 5603013 | Method and apparatus for noise reduction of cyclic signal by selecting majority logic state of corresponding portions of plural cycles An EDTV application utilizing a Synchronous Vector Processor (SVP) includes the operation whereby noise is reduced in the operation to demodulate the chroma signal. Initially, the NTSC composite video is separated into the luminance (Y) and the chroma (C)... | 02/11/1997 |
| 5596418 | Deemphasis and subsequent reemphasis of high-energy reversed-spectrum components of a folded video signal A system for reproducing a luminance signal from a medium containing a previously recorded luminance signal with a high-frequency portion thereof compressed in dynamic range includes a circuit for recovering that luminance signal from the medium. Filterin... | 01/21/1997 |
| 5570200 | Video disk player comprising a signal circuit for selecting one of a video data signal and a luminance signal as an out signal A video disk player includes a memory for storing a video data signal, a Y/C separator for separating the video data signal stored in the memory means into a luminance signal and a chrominance signal, a sync generator for generating sync signals, a select... | 10/29/1996 |
| 5528380 | Apparatus and method for synchronizing picture signals An apparatus for synchronizing a plurality of signals forming a picture signal is provided. The plurality of signals include at least two types of signals, each having a predetermined time unit. The two types of signals are alternately outputted. The appa... | 06/18/1996 |
