Abstract: A method of calculating a gamma-value for a display panel includes displaying a first color test image having a first target gray-level and then measuring a first luminance-value implemented by at least one first color-pixel included in a jth display-area, displaying a second color test image having the first target gray-level and then measuring a second luminance-value implemented by at least one second color-pixel included in the jth display-area, deriving an estimated driving current flowing in the second color-pixel at the first target gray-level based on RGB gray level-driving current curves, deriving a second target gray-level when the estimated driving current flows in the first color-pixel based on the RGB gray level-driving current curves, and calculating a target gamma-value to be applied to the first color-pixel included in the jth display-area based on the first target gray-level, the second target gray-level, the first luminance-value, and the second luminance-value.

Abstract: A method to dynamically switch between catalog sharing protocols includes monitoring, over a period of time, access to a catalog used to index data sets. Using information gathered during this monitoring period, the method divides the period of time into intervals based on which of a plurality of sharing protocols, used to access the catalog, would provide the best performance during the respective interval. The method schedules the sharing protocols to operate during their respective intervals going forward, and switches between the sharing protocols in accordance with the schedule. In certain embodiments, switching between the sharing protocols includes temporarily operating in a hybrid mode in which multiple sharing protocols operate simultaneously. When using this hybrid mode, the switch may occur when one sharing protocol begins to perform better than the other. A corresponding system and computer program product are also disclosed.

Abstract: A projection system controlling method includes identifying a first correspondence, identifying a second correspondence, identifying a third correspondence between a plurality of pixels corresponding to an overlap region in an image projected by a first projector, accuracy of the third correspondence is higher than accuracy of the first correspondence, identifying a fourth correspondence between a plurality of pixels corresponding to the overlap region in an image projected by a second projector, accuracy of the fourth correspondence is higher than accuracy of the second correspondence, projecting an image onto a region different from the overlap region based on the first correspondence, projecting an image onto the overlap region based on the third correspondence, projecting an image onto a region different from the overlap region based on the second correspondence, and projecting an image onto the overlap region based on the fourth correspondence.

Abstract: A luminance-unevenness correction system includes the following: an inspection backlight; an imaging device that generates imaged panel data by imaging a liquid-crystal display panel being illuminated with the inspection backlight; and a correction device that generates correction data and transmits the correction data to the liquid-crystal display panel. The correction data is used for correcting the luminance unevenness of the liquid-crystal display panel. The imaging device can generate backlight luminance-distribution data indicating the luminance distribution of the inspection backlight, by imaging the inspection backlight remaining on. The correction device extracts panel luminance-distribution data from the imaged panel data and the backlight luminance-distribution data, and generates the correction data in accordance with the panel luminance-distribution data extracted. The panel luminance-distribution data indicates luminance unevenness specific to the liquid-crystal display panel.

Abstract: An image test system includes a test assembly and an image capture card. The test assembly is provided for obtaining a test signal from a test object, and includes an interface conversion circuit for converting signal transmission form of the test signal. The image capture card is provided for obtaining the test signal from the test assembly, and obtaining an image data from the test signal. The image test system further includes a test signal clock generation circuit for obtaining a test signal clock from the test signal, or the image capture card further includes a pair of clock input pins for obtaining the test signal clock directly from the test object.

Abstract: An image processing device for a projection system includes an image generation unit and a brightness acquisition unit, and the image generation unit generates data for projecting the specific image, as a first portion in the first data for display, which corresponds to the first superimposed region, generates a second portion in the first data for display, which corresponds to the first non-superimposed region based on first input image data in the data of the projection target image, which corresponds to the first non-superimposed region, and the second brightness, and generates a third portion in the second data for display, which corresponds to the second superimposed region based on second input image data in the data of the projection target image, which corresponds to the second superimposed region, and the first brightness.

Abstract: Systems and methods to reduce the appearance of a seam in an image reflected onto a mirror array from a screen is provided. The systems and methods may include a light source to emit light into a seam between a pair of mirrors of the mirror array; a camera for taking a picture of the image displayed on the screen and yielding image data from the picture; and a control system in communication with the light source and the camera. The control system may be operable to cause the light source to emit light of a first color into a first portion of the seam and to emit light of a second color into a second portion of the seam based on the image data, thereby providing colored light in the seam to substantially match colors in the image reflected onto pair of mirrors adjacent to the seam.

Abstract: Provided are methods, devices, and computer-program products for determining an accuracy score for a device mapping system. In some examples, the accuracy score can be based on a device map of the device mapping system and viewing data from an automated content recognition component. In such examples, the accuracy score can indicate whether the device mapping system is assigning similar categories to devices that have similar player of media content. In some examples, a device map can be determined to be random, indicating that the device mapping system is inaccurate. In contrast, if the device map is determined to have a sufficiently low probability of being merely random in nature, the device mapping system can be determined to be accurate.

Abstract: The disclosure provides a projection system and a gamma curve correction method. The projection system includes a projection target and a projection device. A test image is projected on the projection target. The projection device obtains a first gamma curve of the test image by receiving the test image projected on the projection target or sensing a light beam of the projected test image, and judges whether multiple difference values between the first gamma curve and a preset gamma curve is larger than a preset value. The first gamma curve is corrected to generate a second gamma curve when at least one of the difference values is larger than the preset value. The projection system and the gamma curve correction method of the disclosure provides an ideal gamma curve according to the output performance of the use situation.

Abstract: Apparatus, systems, articles of manufacture, and methods are disclosed for handling exceptions reported by media device meters. An example apparatus includes a static display detector to determine whether current measurements for a media presentation device at a time corresponding to an exception reported by a media device meter indicate the media presentation device was in a static display state at the time corresponding to the exception. The example apparatus includes a muted viewing detector to determine whether the media presentation device was in a muted viewing state at the time of the exception based on an audio level associated with the media presentation device, and an exception modifier to determine whether to modify the exception based on whether the media presentation device was in the static display state and whether the media presentation device was in a muted viewing state at the time of the exception.

Abstract: A method for testing crosstalk of a screen. The method includes when a main screen and a secondary screen simultaneously display pictures of different grayscales, determining a standard parameter value of crosstalk for each of the secondary screen and the main screen caused by the other; determining an actual parameter value of crosstalk for each of the secondary screen and the main screen caused by the other; calculating a degree of crosstalk for each of the secondary screen and the main screen caused by the other, according to the standard parameter value of crosstalk and actual parameter value of crosstalk for each of the secondary screen and the main screen caused by the other, respectively.

Abstract: The present application relates to the field of display technology, and discloses a display module test platform, including a core processor. The core processor is capable of supporting installation of a terminal operating system. A display output terminal of the core processor is connected to a display module to be tested. The display module to be tested includes a touch structure. The touch structure and the core processor communicate with each other via an Inter-Integrated Circuit (I2C) bus.

Abstract: An inspection method to be used to inspect an examination system configured to image an object and make a good/defective determination of the object on the basis of an image acquired by the imaging comprises displaying a sample image of the object, imaging the displayed sample image by a camera, and making a good/defective determination of the object indicated by the sample image on, the basis of the image acquired by imaging of the camera.

Abstract: A system may include multiple electronic devices. A first device such as a source electronic device may supply visual content for displaying by a display in a second electronic device such as a display electronic device. The display electronic device may be a television or other device with a display. Calibration operations may be performed by taking light measurements on light produced by the display when test content is provided from the first device to the second device. A third electronic device in the system such as a portable electronic device with an ambient light sensor may make measurement on the light from the display while the test content is being displayed. The test content may contain a test image target with time-varying color and time-varying intensity, allowing calibration information such as gamma curves to be obtained on the display.

Abstract: A spectrometry method used with an apparatus including a spectrometry section, a spectroscopic controller, a spectroscopic image generator, and a display section, the method including generating a teaching-purpose spectroscopic image, generating and displaying a teaching-purpose visualized image, identifying a first teaching area in the teaching-purpose visualized image and generating a first teaching-purpose spectrum, displaying a first icon based on the display color of the first teaching area, accepting teacher data that teaches chromaticity in correspondence with the first icon, generating a conversion rule based on the relationship between the spectrum and the teacher data, generating a measurement-purpose spectrum, and calculating chromaticity based on the conversion rule.

Abstract: The present technology relates to an image processing apparatus, an image processing method, and a program that allow an improvement in measurement accuracy by taking into account degradation occurring during projection and degradation occurring during imaging. An image processing apparatus according to an aspect of the present technology performs, on a test pattern image representing a predetermined test pattern, correction according to an imaging degradation model obtained by modeling degradation occurring during capturing of the test pattern image projected on a screen, and correction according to a projection degradation model obtained by modeling degradation occurring during projection of the test pattern image. The present technology can be applied to an image processing apparatus that controls projection by a projector.

Abstract: Various arrangements for initiating and conducting asymmetrical video communication are presented. A streaming video and audio device may detect an acceleration of the streaming video and audio device over a predefined acceleration threshold. In response, the streaming video and audio device may transmit an acceleration-triggered asymmetrical video communication request to a cloud-based communication server system. The cloud-based communication server system may determine a user account that is linked with the video and audio capture device from which the acceleration-triggered asymmetrical video communication request was received. In response, an acceleration-triggered asymmetrical video communication link may be established between the video and audio capture device and an application executed by a mobile device.

Abstract: An intelligent return path data (iRPD) system enables transmission of return path data via a communication network for a television connected to a non-hybrid set top box (STB). The iRPD system is configured to receive the key codes of the keys pressed on a remote control device along with the date time stamps and the location information. The iRPD system analyzes the keypress data along with the date time stamps to recognize the channels accessed in programming operations and the non-programming control operations executed by a viewer operating the remote control device. The viewer's behavior pattern is thus recorded and analyzed to identify the viewer. Upon identifying the viewer, various functions such as collecting the viewership statistics, implementing metered usage billing or ecommerce activities are enabled.

Abstract: An example projector includes: a first light source to provide first light; and a second light source to provide second light. A spatial light modulator produces: first modulated light by modulating the first light; and second modulated light by modulating the second light. An image direction device directs: the first modulated light to project a first image having a first pixel position; and the second modulated light to project a second image having a second pixel position.

Abstract: Image processing systems and methods are disclosed, including an image processing system comprising a computer running image processing software causing the computer to: divide an oblique aerial image into a plurality of sections, choose reference aerial image(s), having a consistent color distribution, for a first section and a second section; create a color-balancing transformation for the first and second sections of the oblique aerial image such that the first color distribution of the first section matches the consistent color distribution of the chosen reference aerial image and the second color distribution of the second section matches the consistent color distribution of the chosen reference aerial image; color-balance pixel(s) in the first and section sections of the oblique aerial image, such that at least one color-balancing transformation of the first and second sections matches the consistent color distribution of the reference aerial image(s).

Abstract: Provided are methods, devices, and computer-program products for determining an accuracy score for a device mapping system. In some examples, the accuracy score can be based on a device map of the device mapping system and viewing data from an automated content recognition component. In such examples, the accuracy score can indicate whether the device mapping system is assigning similar categories to devices that have similar player of media content. In some examples, a device map can be determined to be random, indicating that the device mapping system is inaccurate. In contrast, if the device map is determined to have a sufficiently low probability of being merely random in nature, the device mapping system can be determined to be accurate.

Abstract: A novel semiconductor device or display system is provided. The display system includes a correction circuit having a function of correcting an image signal by utilizing artificial intelligence. Specifically, learning by an artificial neural network enables the correction circuit to correct an image signal so as to alleviate the image discontinuity. Then, by making an inference (recognition) utilizing the artificial neural network which has finished the learning, the image signal is corrected and compensation for the image discontinuity can be made. In this manner, the junction can be inconspicuous on the displayed image, improving the quality of a high-resolution image.

Abstract: An imaging module is described that acquires images of objects and outputs a digital image of the objects that is corrected for aberrations and flaws due to design, manufacturing constraints and variability, and, the local environment (temperature and humidity). The imaging module includes memory to store adjustment parameters, environmental sensors, and, a computing device that processes the raw acquired image into a corrected processed image. The imaging module is used with a test apparatus to calibrate the imaging module and calculate empirically determined correction factors that are stored in memory within the imaging module.

Abstract: A method includes sending, from a media device to a display device, media content associated with a channel provided by a content provider, the media content received from a network device associated with the content provider. The method includes analyzing, based on a profile, a data feed from a source external to the content provider to identify content of interest. The method includes sending an indicator from the media device to the display device in response to identifying the content of interest. The method also includes, in response to user input indicating selection of the indicator, sending selectable options associated with presentation of the content of interest to the display device.

Abstract: A video-on-demand system including a video server storing video-on-demand content and for streaming video-on-demand through a first layer of an internet page having a first layer and a second layer; and a controller for causing there to be formed in the second layer a plurality of selectable overlay images such that a user at a location in communication with the internet remote from the video server and the controller can display streamed video-on-demand of the first layer in combination with the overlay images of the second layer and can select one of the overlay images; wherein the overlay images correspond to respective control functions for the video-on-demand stream; and the controller is responsive to selection of an overlay image to change the video-on-demand stream in accordance with the corresponding respective control function.

Abstract: According to an aspect of the present disclosure, a viewer rating calculation server includes a server communication unit configured to receive first audio feature information extracted by a viewer rating calculation remote apparatus from viewing contents, an audio feature information extraction unit configured to extract second audio feature information of a broadcast content received from at least one broadcast service provider, a viewing content identification unit configured to generate viewing information as a result of determination of a currently viewing content by comparing the first audio feature information with the second audio feature information, and a viewer rating calculation unit configured to calculate a viewer rating of each broadcast content in real time on the basis of multiple pieces of the viewing information.

Abstract: Embodiments of the present invention provide systems, methods, and computer storage media for improved patch validity testing for patch-based synthesis applications using similarity transforms. The improved patch validity tests are used to validate (or invalidate) candidate patches as valid patches falling within a sampling region of a source image. The improved patch validity tests include a hole dilation test for patch validity, a no-dilation test for patch invalidity, and a comprehensive pixel test for patch invalidity. A fringe test for range invalidity can be used to identify pixels with an invalid range and invalidate corresponding candidate patches. The fringe test for range invalidity can be performed as a precursor to any or all of the improved patch validity tests. In this manner, validated candidate patches are used to automatically reconstruct a target image.

Abstract: A method of driving a head mounted display is provided. The method derives a position adjustment data by displaying a binocular position adjustment image on a left-eye panel region and a right-eye panel region, derives a size adjustment data by displaying a binocular size adjustment image on the left-eye panel region and the right-eye panel region, generates a luminance adjustment data based on a difference between a left-eye and a right-eye luminance perception data, converts an image source into an input image data based on the position adjustment data, the size adjustment data, and the luminance adjustment data, and displays an image corresponding to the input image data.

Abstract: An image projection apparatus includes a light source to emit light, a light modulator to modulate intensity of the light emitted from the light source for generating a projection image, and an image luminance controller to control the light modulator to maintain brightness of the projection image projected on a projection face at a substantially constant level during a given time period of the image projection apparatus. The given time period is from one time point when power supply to the image projection apparatus is started to another time point when a power level for driving the light source is increased to a given power level.

Abstract: Systems and methods for deriving and modifying personal preferences related to at least one controllable lighting network are disclosed. The systems include a processor that can be used in conjunction with a personal communication device and a preferences database. The processor is used to detect an identifier for a user, a plurality of adjustments to the at least one controllable lighting network requested by the user, and a context corresponding to each of the plurality of adjustments. The processor in some such systems has an associated local memory to store the plurality of adjustments, corresponding contexts, and the identifier of the associated user. The processor is further used to analyze the plurality of lighting adjustments and the corresponding contexts. Based on the analysis, the processor identifies a correlation between the plurality of adjustments and the contexts, and create at least one personal preference rule associated with the user identifier based on the correlation.

Abstract: A method of determining multi-level printing parameters for a printing device includes identifying printing parameters for each of multiple colorant levels; providing at least one density measurement at a known coverage for each colorant level; providing an aim curve relating input tone value to printed density value; and identifying multiple test parameter sets. The method further includes, for each of the test parameter sets at each of multiple input tone values, determining a printed density value based on the parameters of the test parameter set and the density measurements, and determining an error value from differences between the determined printed density values and the aim curve. The method also includes selecting one of the test parameter sets using the determined error values; and communicating the selected one of the plurality of test parameter sets for receipt by the printing device for printing documents. Systems and software can employ the method.

Abstract: In an automatic, computer-implemented method, a selected television advertisement is presented automatically in association with a television program or channel, which in turn is selected based at least in part on information from an online user profile that contains information indicating a user's preference for that television program or channel. The television advertisement is selected based at least in part on additional information from the online user profile that is unrelated to the selected television program or channel. The selected television advertisement is presented on or during the selected television program or channel via a set-top box, which has a set-top box identifier associated with the online user profile.

Abstract: A tile processor is configured to analyze sensor data to identify the at least one viewer and to generate tile configuration data in response to the identification of the at least one viewer that indicates a tiled partitioning of a screen display into a plurality of tiled regions. An A/V player generates tiled display data for display of the at least video program on a display device in accordance with the tile configuration data.

Abstract: The present invention provides a “multi-projection system” including a plurality of projection surfaces arranged so as not to be parallel to each other and two or more projection devices for projecting images on the plurality of projection surfaces, in which the two or more projection devices include a refraction projection device in which projection light is refracted before it reaches a projection surface.

Abstract: A system and method may include receiving, at a set top box, one or more user request messages to display one or more auxiliary viewing options from an input device, outputting, to a display device, a plurality of auxiliary viewing options in response to receiving the one or more user request messages, receiving, at the set top box, one or more user selection messages from the input device, and outputting, to the display device, video content with one or more selected auxiliary viewing options enabled.

Abstract: The present invention comprises a light and sound sensor system and method for repetitively measuring the luminance, chromaticity, sound, and infrared illumination in a theater to detect any changes thereto so that the images being viewed on the screen and the sound in the theater can be kept at their optimal values. In addition, in a preferred embodiment of the present invention, the system has an audio and video synchronization capability. By monitoring the audio and visual signals in real time, the exact time relationship between the signals is detected to determine whether they are properly synchronized.

Abstract: A system for adjusting the light uniformity of a monitor. The system comprises a camera for capturing a test pattern image on a display of the monitor and a controller configured to select the test pattern image and to cause the monitor to display the selected test pattern image. The controller receives the captured image from the camera and compares pixel values from the captured image to known pixel values associated with the selected test pattern image. The selected test pattern image has an ideal uniform light distribution and the captured image has a non-uniform light distribution. In response to the comparison, the controller calculates a compensation light distribution that may be combined with the non-uniform light distribution to generate a resulting image on the display of the monitor having a resulting light distribution that approximates the ideal uniform light distribution.

Abstract: A method of diagnosing problems experienced with remote control operation of electronic devices includes monitoring background noise signals with a receiver of a signal processing electronic device, such as a set-top box, for use in receiving and rendering multimedia content via a separate display monitor. The electronic device has an internal remote control unit enabling remote control of the signal processing electronic device via wireless signals emitted from a separate remote controller. The background noise signals are analyzed with a signal processing unit residing in the electronic device. From the analysis, the electronic device generates a representation with respect to the background noise signals. The representation may be provided to the end user, technician or call center operator in a readily understandable form for purposes of readily verifying a noise interference problem and providing guidance with respect to mitigation. A device, such as a set-top box, is also disclosed.

Abstract: The present application provides a user configurable test system for the automatic detection of events on a set-top box (STB) and the determination of their timing. The system relies upon performing metric calculations on the A/V output of the STB and measuring the duration of the event by reference to a set of user defined metrics satisfying a set of user defined conditions.

Abstract: A method of audio and video synchronization may include capturing an image by each of a plurality of cameras. The images and audio may be compared with each other for synchronization.

Abstract: A source device that provides contents to a sink device and a communication method thereof are provided. The communication method of the source device includes: transmitting a communication signal including a High-bandwidth Digital Content Protection (HDCP) signal to the sink device; determining a communication status with the sink device using an HDCP communication result received from the sink device; and adjusting the communication signal according to the determined communication status. Therefore, the communication method can provide a user with optimized contents.

Abstract: A calibration artifact for an inspection system is provided. The calibration artifact comprises a base adapted for placement within a holding fixture of an inspection system during calibration, a sphere operatively connected to the base, and a light source operatively connected to the base. The base, the sphere, and the light source are removable from the inspection system after calibration.

Abstract: The present application is directed to a test system for testing set-top boxes which provide a video output to a televisión. The test system records the execution of a test script, inputs to the set-top box and video output, each separately with a time stamp. The test system has a graphical user interface for playing back the video, inputs and scripts in a synchronised fashion.

Abstract: An automatic frequency selection circuit includes a base filter for receiving a video input, a peaking filter for receiving the video input, a first energy computation unit coupled to an output of the base filter, a second energy computation unit coupled to an output of the peaking filter, an automatic frequency control unit to compare relative measured energies of the first and second energy computation units and to output a temporarily stable selected frequency for a targeted attenuation, and a frame delay feedback unit for receiving the temporarily stable selected frequency coupled to the peaking filter.

Abstract: Methods and apparatus enable ATSC-M/H mobile devices to conserve power by entering a high power state at a slot reception start time that is after the start of an ATSC M/H slot and entering a low power state at a slot reception stop time before the end of the ATSC M/H slot. Data lost due to the device being in a low power state during the time between the start time of the ATSC M/H slot and the activation time and during the time between the deactivation time and the end of the ATSC M/H slot are recovered using error correction processing. The slot receive and slot reception stop times may be based on the received signal quality. The receiver circuitry may also be deactivated when the entire payload has been received and skip reception of remaining slots.

Abstract: An iDP interface test method includes transmitting test clocks to an iDP sink device; determining whether or not a link clock lock operation in the iDP sink device is successful based on a measurement result of an HPD signal when a clock lock operation for the test clocks is performed; transmitting test data and arbitrary video data to the iDP sink device if the link clock lock operation in the iDP sink device is successful; determining whether or not a symbol lock operation in the iDP sink device is successful when the symbol lock operation for the test data and the arbitrary video data is performed; and comparing a count result with a predetermined reference value, and determining link stability of the iDP sink device based on the comparison result.

Abstract: The invention discloses a controlling apparatus for a signal outputting circuit in an electronic system. The controlling apparatus includes a detecting circuit, a switch, and a controlling circuit. The detecting circuit is used for detecting whether the electronic system has an abnormal condition. The switch is electrically connected between a signal receiving terminal and the signal outputting circuit. The controlling circuit is electrically connected between the detecting circuit and the switch. Once the detecting circuit detects that the electronic system has the abnormal condition, the controlling circuit sets the switch into a high-impedance state.

Abstract: Disclosed are a digital broadcast reception device, a digital broadcast reception method and a program that shorten the period during which display is not possible that occurs when channels are switched.

Abstract: Included are systems and methods for performing an internal operations test to a set top terminal (STT). At least one embodiment of a method includes creating a test pattern for testing video functionality of the STT, sending the created test pattern to a digital encoder, and converting the test pattern to an analog signal.

Abstract: Disclosed is an apparatus and method for providing a broadcasting service in a single frequency broadcasting network, and a system thereof. The apparatus for receiving broadcasting signals includes an RF receiver configured to receive an RF broadcasting signal having identification information to identify a broadcasting signal transmitter and down-convert the received RF broadcasting signal; a reception characteristic measurer configured to measure reception characteristics of the RF broadcasting signal based on the identification information and generate reception characteristic information; and a reception characteristic transmitter configured to transmit the reception characteristic information to a broadcasting system.