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| Number | Title | Issue Date |
| 7535487 | Measuring instrument for measuring video signal level and display device for displaying video signal level A measuring instrument is fed with a video output signal, and performs RGB processing on the video output signal to generate graphic data. A video signal level in the graphic data is measured and video signal level data is generated. Display data including the graph... | 05/19/2009 |
| 7477286 | Rectangular gamut display A system for providing an easily usable composite legality and component gamut display translates a video input signal into a plurality of component and composite format signals. A user selects from the plurality of component and composite format signals a pair of s... | 01/13/2009 |
| 7405747 | Extended K2T measurement of video K2T measurement of video signals, regardless of video format, is determined by generating a graticule using an algorithm having a single variable that is a function of the video format for the particular video signal. The graticule is set to a normalized value of on... | 07/29/2008 |
| 7405748 | Video signal monitoring apparatus An apparatus for monitoring a video signal comprises means for detecting a gamut error in an R component, means for detecting a gamut error in a G component, and means for detecting a gamut error in a B component. The means for detecting a gamut error in the R compo... | 07/29/2008 |
| 7336298 | Video signal level monitoring apparatus A video signal level monitoring apparatus which monitors the level of a video signal, said apparatus comprises means for inputting a first color difference component (Cb) and a second color difference component (Cr) of a component video signal, means for inputting a... | 02/26/2008 |
| 7301559 | Measuring instrument for measuring video signal level and display device for displaying video signal level A measuring instrument is fed with a video output signal, and performs RGB processing on the video output signal to generate graphic data. A video signal level in the graphic data is measured and video signal level data is generated. Display data including the graph... | 11/27/2007 |
| 7259482 | Distance extender and method making use of same A distance extender (100, 200) for increasing a distance between a first device (145) and a second device (150) in electrical communication with the first device includes an electrical cable (130, 230) electrically coupled between the fir... | 08/21/2007 |
| 7233349 | Video timing display indicator A timing alignment or offset display shows the relationship between a reference signal and a test signal, in particular two analog or digital video signals. Timing extraction circuits derive a lower frequency signal synchronized to horizontal lines and a higher freq... | 06/19/2007 |
| 7227522 | Method of driving a liquid crystal display and driver circuit for driving a liquid crystal display A method of driving a liquid crystal display device includes: branching original image data having an original data rate into branched plural-systems image data comprising plural systems having a converted data rate that is equal to either said original data rate or... | 06/05/2007 |
| 7199818 | Status ribbon for display for multiple channels/codes A status ribbon to display a signal characteristic for multiple channels/codes within a region of interest has a plurality of stripes. A value for each stripe is represented by a trait of the stripe, such as color or brightness. The trait may represent a range of a ... | 04/03/2007 |
| 7161617 | Data monitoring system A system for adding monitoring capability to equipment located within a video, audio and/or data production facility. A sampling device is connected to a data communications network and transmits a continuous representation of the video, audio or data being sampled ... | 01/09/2007 |
| 7113161 | Horizontal shift clock pulse selecting circuit for driving a color LCD panel An influence of a switching noise caused by a horizontal shift clock to an oscillation frequency of a voltage controlled oscillator should be eliminated, to prevent an image shift in a PAL skip period. For this purpose, an odd number line horizontal shift clock from... | 09/26/2006 |
| 7098905 | Active matrix type organic EL panel drive circuit and organic EL display device A drive circuit of an active matrix type organic EL display panel includes a plurality of current drive circuits provided correspondingly to data lines or column pins of the display panel, a plurality of pixel circuits, each of which includes a capacitor and an orga... | 08/29/2006 |
| 7071965 | Artistic color gamut display An artistic color gamut display is generated by obtaining maximum and minimum values for an RGB signal. The maximum and minimum values are used as X and Y values for an XY plot. A triangular graticule, or Spearhead display, is generated for the XY plot having a firs... | 07/04/2006 |
| 7057668 | Color/mono switched display A color sequential display operative in one of two alternate modes. The first mode is a color sequential mode in which primary color images are displayed in successive frames while respective background light sources are simultaneously flashed on the display. The se... | 06/06/2006 |
| 7038711 | Audio processing using a video rasterizer Audio processing using a video rasterizer allows simultaneous display of both audio and video data on the same raster display. Audio samples are clocked into a buffer memory, such as a first-in, first-out (FIFO) buffer, by an audio clock and clocked out of the buffe... | 05/02/2006 |
| 6975349 | Two-dimensional video timing display A two-dimensional video timing display with numeric readouts allows a user to quickly, easily and precisely measure the timing difference between video signals. A graphic display area within a raster display region provides a two-dimensional display of vertical timi... | 12/13/2005 |
| 6862029 | Color display system Disclosed is a method and apparatus for controlling color displayed on a color monitor. The method includes, in one embodiment, the steps of: activating a first color scheme on the monitor; responsive to the activating of the first color scheme, measuring a first co... | 03/01/2005 |
| 6493024 | Signal monitoring apparatus A digital video signal monitoring apparatus comprises means (2,4,6) for receiving a digital video signal and extracting therefrom a plurality of digital signals, each of which comprises a plurality of successive digital sample values. The apparatus furthe... | 12/10/2002 |
| 6489988 | Method and apparatus for detecting synchronization shift between original image and reproduced image of video signal This invention aims to provide a method and apparatus for detecting a synchronization shift in which the synchronization shift between an original image and a reproduced image can be accurately detected even if noises are generated by a video codec or the... | 12/03/2002 |
| 6448963 | Device for and method of coding error generated in processing sync signals A device for coding an error generated in processing sync signals is adapted to code an error caused the incompatibility between a video card and a display monitor so that the user can analyze the cause of the error in the sync signals more effectively fr... | 09/10/2002 |
| 6275257 | Holdoff by TV fields An apparatus and method useful in a test and measurement instrument for selecting a particular television field for display, determines the television system standard from the input signal, uses the standard selection to determine the time for one field, ... | 08/14/2001 |
| 6130708 | Trigger generator and waveform monitor A waveform monitor receives HDTV and SDTV signals that are provided to a channel and an external trigger terminal respectively. An HDTV signal processor 14 produces a reference clock PCLK from the HDTV signal. A counter starts counting at the vertical syn... | 10/10/2000 |
| 6069607 | Multi-format on-screen monitor An audio-video signal processor for use with a standard non-interlaced computer monitor has at least one video input for receiving an analog or digital input signal. The signal processor generates a resized non-interlaced video image, graphic video wavefo... | 05/30/2000 |
| 5978045 | Effects processing system and method A system for processing an input signal so as to automatically apply a plurality of effects thereto in a user-defined manner. The dynamics of the input signal are analyzed so as to generate a plurality of signal characteristics. Each signal characteristic... | 11/02/1999 |
| 5974386 | Timeline display of sound characteristics with thumbnail video A sound processing apparatus is provided with a sound information input device, a recording device to record the sound information, a converting device to convert the sound information into image information, and a display device to display the image info... | 10/26/1999 |
| 5959607 | Trace coloring system and method for a signal measurement device having a color display A trace coloring system enhances signal information that is provided to a user of a signal measurement device, for example, a digitizing oscilloscope or spectrum analyzer, having a color display for displaying graphical depictions of electrical signals. T... | 09/28/1999 |
| 5949495 | Digital cursors for serial digital television waveform monitors Generation of digital cursors for serial digital television waveform monitors includes inputting hexadecimal values for the cursors by an operator via a front panel. The hexadecimal values are received by a microprocessor which loads them into appropriate... | 09/07/1999 |
| 5896168 | Apparatus and method for adjusting video characteristics of a CRT screen An apparatus and method for adjusting video characteristics of a CRT screen having a plurality of adjustment mechanisms for adjusting visual characteristics of the CRT screen. Further included is a video playback mechanism adapted to display a screen form... | 04/20/1999 |
| 5808464 | Oscilloscope having video signal input In an oscilloscope having a video signal input, a video signal and the like can be monitored in addition to the normal waveform monitoring operation as the oscilloscope. The oscilloscope having such a video signal input is arranged by a first input termin... | 09/15/1998 |
| 5677742 | Apparatus and method for displaying a clamp point The apparatus for displaying a clamp point on a screen includes an input amplifier; a clamp circuit which includes a sync separation circuit and a one shot; and a blanking circuit. The video signal is applied to the clamp circuit via the input amplifier a... | 10/14/1997 |
| 5526042 | Apparatus and method for displaying different time-scale waveforms of a signal An apparatus for displaying line and frame waveforms having different time-scales of a video signal on a display screen is described which comprises complex sweep signal generating means including a line sweep signal generating circuit 2, a frame sweep si... | 06/11/1996 |
| 5519440 | Composite signal-limit indicator for a component monitor A composite signal-limit indicator for a component monitor converts an input video signal, such a digital 422 signal or a GBR signal, into composite Y and Mag C component signals The composite Y and Mag C component signals are presented on an X-Y display... | 05/21/1996 |
| 5504522 | Audio and video signal monitor apparatus A signal monitor apparatus displays an envelope image of an audio signal together with an image of a related video signal on a picture screen of a monitor. When applied to a system including a plurality of signal sources and corresponding systems, the sig... | 04/02/1996 |
| 5440338 | Method and apparatus for improving dimensional measurements made with video cameras Video cameras, such as charge coupled device cameras, are used for optically making spatial measurements. For example, such cameras are used for laser beam analysis. Such cameras also have drawbacks including baseline offset error and poor signal-to-noise... | 08/08/1995 |
| 5291285 | Television signal level meter A television signal level meter is provided which is capable of simultaneously displaying levels for a multitude of television channels in a scale having a variable dynamic range. The television meter includes a level image forming means for displaying si... | 03/01/1994 |
| 5216492 | Dynamic video luminance and chrominance meter For monitoring, metering and dynamically displaying key static and dynamic parameters of composite video signals and visually indicating compliance status relative to important system specifications, this electronic meter is particularly useful in connect... | 06/01/1993 |
| 5172216 | Signal waveform display device An input analog signal is converted into a corresponding digital signal. A predetermined time segment of the digital signal is selected. A memory stores the selected time segment of the digital signal. A line counter counts horizontal scanning lines of an... | 12/15/1992 |
| 5140418 | System for quantitatively evaluating imaging devices A system for quantitatively evaluating resolution and image quality of dees which produce images or images produced by such devices. A charge coupled device (CCD) camera is disposed in a position to view a standard resolution test pattern displayed or pr... | 08/18/1992 |
| 4991119 | Picture display device including a waveform generator A picture display device including a waveform generator for generating a periodical waveform for addressing picture elements of a display screen, which waveform is changeable by means of a plurality of adjusting parameters. For adjusting the desired wavef... | 02/05/1991 |
