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7412088 |
Inspection method, and inspection device, and manufacturing for display panel
A method of inspecting a display panel having a substrate and a plurality of fluorescent layers including measuring bright and dark signals reflected by the fluorescent layers while moving the...
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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...
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7405723 |
Apparatus for testing display device and method for testing the same
An apparatus for testing a display device includes a display device to display test patterns, a graphic process unit to supply analog mode signals and digital mode signals to the display device,...
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7394483 |
Display evaluation method and apparatus
A measurement pattern is moved on a display, and an image of the measurement pattern is captured by making a visual field of an image sensor follow the scroll of the measurement pattern. On the...
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7388601 |
System and method for the automated, remote diagnostic of the operation of a digital video recording network
A method and a system for automatically performing diagnostics of various operational parameters of digital video recorders, cameras, peripheral and associated components encompassing a video...
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7345700 |
On screen display as diagnostic aid
A method for displaying data within a video display having on screen message display capability. The method comprises the steps of accessing digital data within the display, and displaying each bit...
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7343278 |
Tracking a surface in a 3-dimensional scene using natural visual features of the surface
A facility for determining the 3-dimensional location and orientation of a subject surface in a distinguished perspective image of the subject surface is described. The subject surface has innate...
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7342603 |
Image output test system and method and device thereof
The present invention is to provide an image output test system, which is built in between an image output device and an image output test device, in which the image output test device can receive...
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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...
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7333154 |
Method and apparatus for optimizing the presentation of audio visual works
A technique for managing the production, post-production and distribution of audio-visual projects permits accurate management of production values and thereby allows accurate and measurable...
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7327384 |
Gamut false color display
A gamut error false color display uses false coloring on a monochrome image of a video picture being tested. Composite and component gamut error signals are extracted from an input video signal...
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7324903 |
Method and apparatus for measuring signal quality using eye pattern
A signal quality measuring method and apparatus in which a quality of a signal detected from an RF signal read out from a disk or a communications channel is measured by using eye pattern signals...
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7298396 |
Apparatus and method for monitoring transmission systems using embedded test signals
A monitoring system for an RF transmission system, such as a multi-channel television broadcasting antenna feed system, gathers data about the physical and electrical condition of the RF...
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7275254 |
Method and apparatus for determining and displaying the service level of a digital television broadcast signal
The present invention provides a method, apparatus, and system for determining and displaying the service level of a digital television broadcast signal. A digital television receiver receives a...
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7268913 |
Display measuring method and profile generating method
In order to stabilize a displayed color and to attenuate printing when measuring a color patch for preparing a color conversion profile, an accurate measurement is obtained by waiting for a certain...
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7268837 |
Method and system for automated convergence and focus verification of projected images
A method and system that objectively measures the convergence and focus of a 2 or 3 spatial light modulator (SLM) projection display. The system uses five (5) CCD cameras and a frame grabber to...
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7259779 |
Automatic assessment of de-interlaced video quality
Assessment of de-interlaced video quality is determined automatically by de-interlacing interlaced video content using a reference de-interlacer and a test de-interlacer. The reference...
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7242424 |
Digital TV receiving smart antenna control system and controlling method of the same
Disclosed is a digital TV smart antenna system and controlling method of the same, the system converges a smart antenna into an optimal reception by detecting a maximum signal power in a signal...
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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...
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7233348 |
Test method
A non-intrusive test method for video sequences correlates a number of quality indicators derived from a sequence with a matrix of constants to predict a quality score for the sequence.
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7233324 |
Display device, drive circuit, testing device, and recording medium
A display device is provided with a display panel, and a source driver and a gate driver both for driving the display panel and includes a nonvolatile memory for storing a test sequence...
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7227593 |
Apparatus for preventing auto-convergence error in projection television receiver
Disclosed is a video display an auto-convergence error in a projection television receiver (TV) capable of preventing generation of an error when an auto-convergence is performed. The apparatus...
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7215362 |
Auto-calibration of multi-projector systems
The method for automatically calibrating a multi-projector system with at least two projectors, a digital camera and a control unit for controlling the projectors and the camera is performed...
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7215360 |
Error propagation tree technology
A method and system for providing condition information associated with an entity being analyzed. The method includes presenting nodes corresponding to components of the entity according to a...
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7213257 |
Determining phase linearity in CATV distribution systems
An apparatus for testing the phase linearity of a network comprises a first local oscillator, a first mixer, and a first filter, a second local oscillator, and a second mixer for mixing the first...
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7210162 |
DVB-ASI signal inverting adapter and system
An inverting adapter is disclosed that inverts inverted DVB-ASI signals to produce an adapted DVB-ASI signal. This adapted DVB-ASI signal may be used by any DVB-ASI device. The inverting adapter...
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7209632 |
Digital broadcast recording/viewing support apparatus
A receive part demodulates and decodes a digital modulated signal obtained by receiving a digital broadcast to generate a transport stream, and extracts data-broadcast data transmitted over a data...
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7209187 |
System for selectively extinguishing a light source that illuminates a television power button
A system for selectively illuminates a light source that illuminates a power indicator of a video apparatus when the indicator distracts a viewer. The power button illumination is selectively set...
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7205986 |
Image display device and testing method of the same
It is the primary object of the present invention to provide a simple and accurate testing circuit and a testing method while occupying as small space as possible in an image display device. The...
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7190845 |
Image correction according to transmission characteristics of image sensing optical system
In an image processing apparatus for processing an image sensed by an image sensing unit which includes an optical system and an image sensing element for converting a subject image formed by the...
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7180539 |
Luminance qualified vector display
A luminance qualified vector display device provides a vector display that is gated by a specified luminance range. In one implementation three luminance gates may be used, one for luminance levels...
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7180537 |
Relative channel delay measurement
A method of measuring relative channel delay between components of a video signal includes removing a local mean from each of the pair of input component signals and cross-correlating the resulting...
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7180477 |
Portable automatic test instrument for video displays and generators
Portable automatic video device tester including a programmable video generator and analyzer, a signal conditioner/switching device, a command module, a portable computer (laptop) with an integral...
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7167197 |
Apparatus and method to evaluate an illuminated panel
An apparatus to evaluate an illuminated panel comprises a camera to acquire a real-time digital color image of the illuminated panel and a stored digital color image of a standard illuminated...
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7162731 |
Radio frequency characterization of cable plant and corresponding calibration of communication equipment communicating via the cable plant
A switch router and one or more gateways incorporating a diagnostic and calibration system that performs RF characterization of an underlying cable plant. The switch router is connected at a point...
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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...
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7154533 |
System and method for monitoring and diagnosis of video network performance
A system and method for diagnosis of video device performance in the transfer of audio visual data over a video network physically interfaces with the network to receive audio visual data...
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7151559 |
Reception performance measuring apparatus for television signal
When a TS (Transport Stream) generator generates a TS, the TS is modulated by a signal modulator and outputted to a tuner set. In the tuner set, various noises generated by a noise source are added...
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7149954 |
Method and system for programmable field statistic for picture cyclic redundancy check (CRC)
Provided is a system and method for performing CRC analysis in a video test bench. An exemplary system includes a memory configured for storing a required number representative of the data fields...
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7133066 |
Image processing
A method of aligning a first image with a second image, the method includes approximately locating the second image; scaling the first image to the approximate size of the second image; positioning...
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7113203 |
Method and system for single-chip camera
Method and system for a single-chip camera where an image sensor is a single-chip digital color imaging device that incorporates a sensor array that captures still or full-motion video and converts...
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7111318 |
Communication system work order performance method and system
A method of performing work on a communication system in accordance with a work assignment includes a step of identifying a data file associated with the work assignment, the data file including...
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7110022 |
Image output calibrating system for cameras
In an image output calibrating system for cameras, a camera is supported so as to be directed at a plurality of different angles, and a light source is placed in front of the camera. A control unit...
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7102667 |
Picture quality diagnostics for revealing cause of perceptible impairments
A picture quality diagnostics apparatus and method generates a human vision model response based on a human vision model for a test input video signal. Also objective measure maps for different...
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7095455 |
Method for automatically adjusting the sound and visual parameters of a home theatre system
A system is provided for setting various acoustic and visual parameters to improve the reproduction of audio signals and visual signals. The system incorporates a hand-held remote control device...
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7092008 |
Remote color characterization for delivery of high fidelity images
The present invention provides a technique for providing color corrected images to a user over a network. The user's computer and its associated devices may be remotely calibrated and or...
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7086083 |
Noise measurement system
A method of determining noise in a CATV channel, wherein the CATV channel comprises a predetermined frequency band, that employs digital signal processing to isolate the noise signal from an...
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7075566 |
Video display apparatus
A display having separate transmitting and receiving sets is provided with a feature to simplify adjustment to the video signal transmission path between the both sets. The display employs a...
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7064793 |
Method and apparatus for measuring the noise contained in a picture
To determine the noise contained in a picture, it is proposed first to determine homogeneous picture regions of the picture ( 100-102 ) and then to measure the high-frequency signal component in...
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7053957 |
Demonstrating an effect of a signal-processing operation by a signal-processing device
The invention relates to a device for demonstrating an effect of a selected signal-processing operation. The device comprises signal-processing means ( 3 ) for processing incoming signals to supply...
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