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| Number | Title | Issue Date |
| 7368058 | Method of generating fresh water and fresh-water generator The present invention is a water processing method comprising the steps of separating boron-containing water in a reverse osmosis membrane module to provide a permeated water and subjecting a part of the obtained permeated water to boron removal using an adsorbent, ... | 05/06/2008 |
| 7369182 | Generating a scan velocity modulation signal The processing unit (1) for generating a scan velocity modulation signal (DS) has an input for receiving a video signal (VS) and an output for supplying a modulation signal (DS). The unit (1) comprises a series connection of, successively, a coring cir... | 05/06/2008 |
| 7319620 | Input and output buffers having symmetrical operating characteristics and immunity from voltage variations A pair of self-biased differential amplifiers having a non-symmetrical topology are combined to provide a self-biased differential amplifier having a symmetrical topology. Each of the combined differential amplifiers includes a pair of transistors coupled to each ot... | 01/15/2008 |
| 7283680 | Method for image processing by unsharp masking A method for adjusting an image signal by a processor includes providing a first low pass filter and a second low pass filter, generating an energy ratio of a band-pass image signal and the image signal according to the standard deviation of a first low pass signal ... | 10/16/2007 |
| 7268830 | Video display appliance having function of varying screen ratio and control method thereof Disclosed are a video display appliance having a function of varying a screen ratio of a main picture to a sub-picture depending upon a position of a user when a twin picture function is provided, and a control method thereof. The video display appliance includes a ... | 09/11/2007 |
| 7190360 | Display device and method of driving the same The present invention is intended to achieve an improvement in the horizontal resolution of an active matrix semiconductor display device. In accordance with the present invention, by supplying a modulated clock signal obtained by frequency modulating a reference cl... | 03/13/2007 |
| 7170565 | Automatic brightness stabilization apparatus and method of image display device Provided is an automatic brightness stabilization (ABS) apparatus that prevents brightness stabilization from being affected by dynamic focus device and velocity modulation device. ABS apparatus includes an image signal processing portion which inserts a predetermin... | 01/30/2007 |
| 7161636 | Vertical sharpness adjustment device and TV receiver therewith A vertical sharpness adjustment device with which a viewer of a TV receiver can choose a degree of vertical sharpness adjustment to enhance a contour of a picture in vertical direction is offered. The vertical sharpness adjustment device includes a terminal to which... | 01/09/2007 |
| 7151572 | Apparatus and method for processing predetermined program data An information-processing device receives and processes predetermined program data. The information-processing device includes an extracting unit for extracting image data and audio data of a program selected by a user, an obtaining unit for obtaining information re... | 12/19/2006 |
| 7102932 | Input and output buffers having symmetrical operating characteristics and immunity from voltage variations A pair of self-biased differential amplifiers having a non-symmetrical topology are combined to provide a self-biased differential amplifier having a symmetrical topology. Each of the combined differential amplifiers includes a pair of transistors coupled to each ot... | 09/05/2006 |
| 6972805 | Display of a video signal by means of a line scan An apparatus displays a video signal (VID) by means of a scan (SCAN). The apparatus may be, for example, a television set. The apparatus comprises a device (SCAVEM) for modulating the scanning rate (Vscan) as a function of the derivative (DLUM) of a luminance signal... | 12/06/2005 |
| 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 |
| 6912015 | Video display apparatus with vertical scan velocity modulation and video display method thereof A parallel scanning circuit outputs a parallel scanning signal for making forward and backward scanning lines parallel. A vertical correlation detection circuit detects a portion where the change in luminance in the vertical direction exceeds a predetermined value o... | 06/28/2005 |
| 6906757 | Method and system for enhancing resolution in a video signal by digital simulation of analog H-sweep velocity modulation A digital video signal processing system monitors the rate of change of the digital video signal to detect large rates of change that indicate the presence of an object edge in the video image. Upon detection of such an edge, the digital signal is sampled at a varia... | 06/14/2005 |
| 6876398 | Control of scanning velocity modulation A scanning velocity modulation deflection signal generator comprises a variable conduction device coupled to said scanning velocity modulation deflection signal generator. In a first condition the variable conduction device provides a feedback path to control a scan... | 04/05/2005 |
| 6864923 | Edge correction circuit In an edge correcting circuit of an image to be represented by a digitized image signal, a high-frequency signal extracting circuit (5) extracts a high-frequency signal of the image by calculation based on a signal of a target pixel, a signal of a pixel shift... | 03/08/2005 |
| 6771319 | Method and apparatus for simultaneously displaying both moving and still pictures on a display In an image display device and method, a moving picture is composed in a graphics generator with a still picture and graphics to obtain a composite image. A moving picture area, a still picture area and a graphics area of the composite image are specified and detect... | 08/03/2004 |
| 6721016 | Jitter detection device and image quality correction device for adaptively changing correction when reproducing video signal A jitter detection device for detecting jitter of a video signal (Sv) measures a vertical period (Stf(v)) of one field (v) of the video signal (Sv) to determine, based on a vertical period signal (Stf(v)), whether the video signal (Sv) jitters or not. If the number ... | 04/13/2004 |
| 6674253 | Scan velocity modulation technique A video signal is split into a first signal and a second signal. The first signal includes low amplitude/high frequency components of the video signal, which can be properly amplified by a video amplifier. The second signal includes high amplitude/high fr... | 01/06/2004 |
| 6549244 | Scanning speed modulating circuit for picture display In an image output apparatus such as a television receiver or the like, a speed modulating circuit for modulating a scanning speed of an electron beam and emphasizing an outline of an image is provided. Reference numeral 10 denotes a video amplifying unit... | 04/15/2003 |
| 6509936 | Cathode ray tube with magnetic coil for display enhancement A method and projection television system for projecting images having a plurality of color components, includes a device for filtering a first color component signal from a composite signal to provide a filtered first color component signal. A defocusing... | 01/21/2003 |
| 6498626 | Video signal processing arrangement for scan velocity modulation circuit A video display deflection circuit includes a source of a video signal for displaying picture information contained in the video signal in a screen of a cathode ray tube. The video signal on-provides selectively an on-screen-display information and a non-... | 12/24/2002 |
| 6493040 | Scan velocity modulation circuit with multi-mode operation A video display deflection circuit includes a source of a video signal for displaying picture information contained in the video signal in a screen of a cathode ray tube. The video signal provides selectively on-screen-display information and non-on-scree... | 12/10/2002 |
| 6483557 | Emission control in a video display Unintentional emissions are controlled responsive to the spectral content of the display signal. A video display apparatus comprises a cathode ray tube responsive to a video signal. A processor controls a bandwidth of the video signal coupled to the catho... | 11/19/2002 |
| 6407519 | Cathode-ray tube system capable of providing beam spots of a small diameter A signal is sent to a deflection circuit and a video signal processing circuit. On receiving the signal, the deflection circuit outputs a vertical deflection signal and a horizontal deflection signal. The vertical deflection signal is sent directly to a d... | 06/18/2002 |
| 6356304 | Method for processing video signal and apparatus for processing video signal An image which is seen as a natural feeling can be attained in such a manner that a resolution of a photographed image is kept substantially constant irrespective of any variation in condition of an optical system such as an iris diaphragm diameter and a ... | 03/12/2002 |
| 6340995 | Emission control with scanning beam velocity modulation Generation of unintentional emissions are controlled by analysis of display signal content processed for scanning beam velocity modulation. An apparatus for scanning beam velocity modulation comprises a scanning velocity modulation signal processor for ge... | 01/22/2002 |
| 6329770 | Control of emission in a video display Unintentional emissions are controlled responsive to the spectral content of the display signal. A video display apparatus comprises a cathode ray tube for video image display. A processor controls a magnitude of a video image display signal coupled to th... | 12/11/2001 |
| 6295097 | Piece-wise linearized waveform generator for scan velocity modulation circuit A video display deflection circuit includes a source of a periodic, first signal that varies in accordance with a position of an electron beam on a screen of a cathode ray tube. A limiter is responsive to the first signal for generating a second signal ha... | 09/25/2001 |
| 6239561 | Signal processing for scanning beam velocity modulation An apparatus for image enhancement in a cathode ray tube display comprises an amplifier for a scanning velocity modulating signal. The scanning velocity modulating signal has an AC component and a DC value. A feedback circuit is responsive to power dissip... | 05/29/2001 |
| 5912715 | Scanning speed modulating circuit and method A method and apparatus for enhancing an edge in an image edge by controlling the electron beam scanning speed. A primary differential signal is delayed and the delayed and non-delayed signals are fed into a maximum value detection circuit and a minimum va... | 06/15/1999 |
| 5784106 | Brightness uniformity on a display screen A method for improving brightness uniformity reduces a decrease of light towards the edges of a display screen (10) of a display tube (1). The extent of the decrease of light particularly depends on an increase of the thickness of the glass of the display... | 07/21/1998 |
| 5663615 | Reciprocal deflection type CRT displaying apparatus A reciprocative deflection type CRT display apparatus includes a reciprocative horizontal deflection circuit formed by a horizontal deflecting direction change-over circuit, a 1/2-frequency divider, a horizontal deflecting coil and an S-like distortion co... | 09/02/1997 |
| 5621287 | Flexible auxiliary deflection coil A cathode ray tube display with scanning beam velocity modulation comprises a cathode ray tube with a neck and gun for generating an electron beam. A deflection yoke is mounted on the cathode ray tube for electron beam deflection. A first flexible support... | 04/15/1997 |
| 5619279 | Video circuit using scan velocity modulation This circuit includes an arrangement which modulates the horizontal velocity of the spot as a function of the video contents with the aid of a supplementary horizontal deflection coil. This arrangement essentially includes a video signal differentiator fo... | 04/08/1997 |
| 5600381 | Scan velocity modulation circuit A television receiver includes a scan velocity modulation circuit. An amplitude correction circuit couples vertical and horizontal parabola signals to the scan velocity modulation circuit so as to vary scan velocity modulation with displacement of beam po... | 02/04/1997 |
| 5587745 | Adjustment of scan velocity modulation concurrent with the amount of transition rise time, pre-shoot, and overshoot of a video signal A microprocessor generates an output signal in accordance with user controlled sharpness selection. The output signal is supplied to a video processor and to a scan velocity modulation circuit for concurrently varying in the same sense the amount of pictu... | 12/24/1996 |
| 5569985 | Amplifier for scanning beam velocity modulation Scanning beam velocity modulation or SVM may be employed to produce subjective enhancement of picture sharpness. However, impulsive SVM deflection current may produce unwanted crosstalk into other circuitry thus a circuit configuration is disclosed where ... | 10/29/1996 |
| 5543835 | Electronic camera featuring single image processing An electronic camera includes a memory circuit for storing a video signal representing at least a single image, a signal processing circuit for conducting digital processing in a vertical direction with a predetermined characteristic on the video signal r... | 08/06/1996 |
| 5528312 | Beam scan velocity modulation apparatus with SVM disabling circuit Beam scan velocity modulation (SVM) apparatus with a svm disabling circuit employed for picture sharpness enhancement is disclosed. The beam SVM includes a picture display device, a source of a first video signal having a picture information displayed on ... | 06/18/1996 |
