Abstract: The present invention provides a moving picture reproduction apparatus including a frequency change unit for changing a display frequency to a frequency of a moving picture when a reproduction of the moving picture starts and for changing the display frequency to a frequency prior to the start of the reproduction of the moving picture when the reproduction of the moving picture stops, and a reproduction unit for stopping the reproduction of the moving picture when the frequency change unit changes the display frequency, wherein the frequency change unit maintains the display frequency at the frequency of the moving picture in a case where the reproduction unit stops the reproduction of the moving picture in response to the change of the display frequency by the frequency change unit.

Abstract: A receiver device is provided singly capable of applying demodulator circuits with differing frequency characteristics with respective signals of desired frequencies for the demodulator circuits. The receiver device in accordance with the present invention switches between a mode in which a digital signal having a frequency suitable for various signal processes is supplied to a DA converter and a mode in which a digital signal for which the IF frequency is about 30 MHz to 60 MHz is supplied to the DA converter, by using a switch and a wire.

Abstract: According to one aspect, a mixed-signal tuner for analog and digital TV reception incorporates a demodulator for analog TV, employing various features for resolving limitations of the analog circuitry and for achieving compatibility with various global TV standards. Such features, which may be present in one or more embodiments, include the use of a variable sample rate in all digital clocks for frequency planning, and use of a microcontroller (MCU) to control various circuitry of the tuner.

Abstract: According to one embodiment, a video display apparatus includes a video processing module and a controller. The video processing module is configured to perform signal processing on a video signal to generate a display video signal, and to output the display video signal to a display module. The controller is configured to turn on or off short delay processing mode, and to control the video processing module so that a delay time of the display video signal from the video signal becomes approximately 12 to 17 ms at a minimum when the short delay processing mode is on.

Abstract: According to one embodiment, an apparatus comprises a memory and one or more hardware processors that are coupled to the memory. The one or more processors are configured to: (A) determine whether an input video signal is one of (i) a video signal of a film material or (ii) a video signal of a video material, (B) perform super-resolution processing on both of a color component and an luminance component of the input video signal if the input video signal is the video signal of the film material, and (C) perform super-resolution processing on the color component of the input video signal without performing super-resolution processing on the luminance component if the input video signal is the video signal of a video material.

Abstract: Various embodiments are described herein for a universal television receiver that is capable of processing television channel signals, that are transmitted according to a variety of broadcast standards, to provide video and audio information for a desired television channel signal. The processing includes producing a coarse channel signal that includes a desired television channel signal and then applying resampling techniques to adjust a normalized bandwidth of the desired television channel signal to generally correspond to the normalized passband of a main filter that is used for each of the broadcast standards.

Abstract: A display device and a method for providing information thereof are provided. The display device includes a display which displays a video content, a communication device which communicates with an external device, an input which receives a user command, and a controller which, when a predetermined command is input through the input, detects a plurality of entities included in the video content, and when at least one of the plurality of entities is selected through the input, controls the display to collect and display information regarding the selected at least one entity through the communication device.

Abstract: According to one aspect, a mixed-signal tuner for analog and digital TV reception incorporates a demodulator for analog TV, employing various features for resolving limitations of the analog circuitry and for achieving compatibility with various global TV standards. Such features, which may be present in one or more embodiments, include the use of a variable sample rate in all digital clocks for frequency planning, and use of a microcontroller (MCU) to control various circuitry of the tuner.

Abstract: A video processing method and a device thereof are described. The method includes the steps as follows. An input video signal is received, in which a single period of the input video signal has a plurality of first input frames and a plurality of second input frames. The input video signal is processed, so as to generate an output video signal, in which a single period of the output video signal has a plurality of first output frames and a plurality of second output frames, and an amount of the first output frames is the same as an amount of the second output frames. A sum of the amount of the first output frames and the amount of second output frames is an integer multiple of a sum of an amount of the first input frames and an amount of the second input frames.

Abstract: Provided are a method of controlling a resolution desired by a user in a graphics device of a digital data broadcasting receiver, an apparatus therefor, and a digital data broadcasting receiver using the same. The method includes providing a list of resolutions available on a graphic plane to a user; changing a resolution of the graphic plane according to a resolution selected by the user from the resolution list; and displaying an application on the graphic plane, the resolution of which has been changed.

Abstract: A system including a quality estimation module configured to estimate a visual quality of video content based on data from a decoder module. The system further including a settings database configured to store a plurality of predetermined settings. The settings database outputs at least one of the predetermined settings in response to the visual quality. The system further including a video post-processor module configured to automatically adjust settings of the video post-processor module based on the at least one of the predetermined settings. The video content is processed based on the settings of the video post-processor module that were automatically adjusted.

Abstract: A display apparatus, equipped with a common input terminal inputting different video signals, can discriminate the type of an input video signal entered from the common input terminal. The display apparatus includes the common input terminal inputting different video signals. A synchronizing signal separation unit separates a synchronizing signal from a video signal entered from the common input terminal. A frequency measurement unit measures a frequency of the synchronizing signal. An input signal discrimination unit discriminates the video signal entered from the common input terminal based on a type of the synchronizing signal separated by the synchronizing signal separation unit and a measurement result obtained by the frequency measurement unit.

Abstract: An apparatus and a method for providing a Digital Multimedia Broadcasting (DMB) service using a digital TeleVision (TV) and an external device are provided. It is determined whether a received broadcast channel supports a Multi Mode Service (MMS), and if so, one of subchannels included in the broadcast channel is set to a main channel. The digital TV reproduces a broadcast signal via the main channel, and broadcast signals of subchannels excluding the main channel are transmitted to at least one external device in communication with the digital TV.

Abstract: A display device and a method of upgrading the same are disclosed. The display device, such as a Smart TV, may include a broadcast receiver for receiving a broadcast signal, a demultiplexer for demultiplexing the received broadcast signal, a decoder for decoding the demultiplexed broadcast signal, and a display for displaying the decoded broadcast signal. The display device may also include an external device interface for receiving upgrade data from an upgrade device. A controller may be configured to process the received broadcast signal for display on the display and to upgrade the display device using the received upgrade data. The upgrade data may include at least one function. A control module may be configured to assign the at least one function to at least one of the upgrade device or the controller to execute the function on the display device.

Abstract: An image apparatus and a method for receiving a video signal are provided. The image apparatus includes dedicated input terminals for receiving only particular video signals, and a common input terminal for receiving diverse video signals, and determines the format of video signals input through a corresponding input terminal and then displays the determined format on a screen. Accordingly, the number of input terminals can be reduced and the user can identify the format of the video signal input through the common input terminal.

Abstract: A television includes at least two inputs and at least one connected device (component). Upon a system event such as changing from one input to another input, the television signals the at least one connected device to change at least one operating parameter of the device.

Abstract: A system, method and device for real-time compositing of encrypted video streams without having to decrypt each video stream is disclosed herein. A shared encryption key is derived to encrypt multiple incoming video streams to an encrypted master video stream, while retaining full interoperability with popular incumbent video encryption standards. Compositing video is then possible without having to decrypt the master video stream, thereby preserving the security of the copyrighted material. The invention preferably genlocks a digital video source to a master video stream.

Abstract: Various embodiments are described herein for a universal television receiver that is capable of processing television channel signals, that are transmitted according to a variety of broadcast standards, to provide video and audio information for a desired television channel signal. The processing includes producing a coarse channel signal that includes a desired television channel signal and then applying resampling techniques to adjust a normalized bandwidth of the desired television channel signal to generally correspond to the normalized passband of a main filter that is used for each of the broadcast standards.

Abstract: A signal control method of analyzing audio and video signals and interdependently enhancing each audio and video signal with regard to a multimedia input sequence including audio and video signal components are provided. The method of controlling audio and video signals includes: analyzing characteristics of components of the audio and video signals; interdependently modifying the audio signal and/or video signal according to the analyzed characteristics of components of the audio and video signals; and synchronizing the modified audio and video signals.

Abstract: A display system comprising: a display apparatus which comprises a first data processor to perform a first data processing, an output unit to output the processed data, at least one first signal connector to transmit and receive data and a first controller to control the first data processor; and an upgrading apparatus which comprises at least one second signal connector connected to the first signal connector to connect the display apparatus from the outside, a second data processor to perform a second data processing, and a second controller to control the second data processor. The first data processor and the second data processor perform the data processing independently.

Abstract: A DTV receiver includes a tuner, an information detector, a demodulator, and a channel equalizer. The tuner receives a broadcast signal including valid data in which a known data sequence is periodically repeated. The information detector detects location information of the known data sequence and a coarse frequency offset value of the broadcast signal. The demodulator demodulates the broadcast signal by estimating a fine frequency offset value using the detected location information and by compensating a frequency offset of the broadcast signal using the course and fine frequency offset values. Finally, the channel equalizer compensates channel distortion of the demodulated signal using the detected location information.

Abstract: A display apparatus, a connectable external peripheral device and a method of displaying an image are disclosed. The display apparatus includes a display unit; an image processor which first processes an image signal according to a preset first image processing operation, and secondly processes the first processed image signal processed according to the first image processing operation, and outputs the processed image signal to the display unit. The display apparatus further includes a peripheral device connector, to which an external peripheral device is connected that processes the image signal processed by the first image processing operation. The second image processing operation is performed in the external peripheral device. The image processor transmitting to the external peripheral device the first processed image signal in response to the external peripheral device being connected to the peripheral device connector.

Abstract: An auto-detect method for detecting a single-frame image format is provided. A single-frame image is divided into a plurality of macro-blocks. Each of the macro-blocks is divided into a plurality of sub-blocks. A meta-block is allocated in each of the sub-blocks. A pixel luminance sum characteristic value for each of the meta-blocks is calculated. A first confidence between a left half and a right half of the single-frame image is calculated according to the pixel luminance sum characteristic values. A second confidence between an upper half and a lower hap of the single-frame image is calculated according to the pixel luminance sum characteristic values. A format of the single-frame image is determined according to the pixel luminance sum characteristic values, and the first and second confidences of the single-frame image.

Abstract: An apparatus and a method for providing a Digital Multimedia Broadcasting (DMB) service using a digital TeleVision (TV) and an external device are provided. It is determined whether a received broadcast channel supports a Multi Mode Service (MMS), and if so, one of subchannels included in the broadcast channel is set to a main channel. The digital TV reproduces a broadcast signal via the main channel, and broadcast signals of subchannels excluding the main channel are transmitted to at least one external device in communication with the digital TV.

Abstract: This broadcasting receiver includes a front-end having an RF receiver receiving a broadcast signal and a decoder separating the broadcast signal received by the RF receiver into a video signal and an audio signal and a back-end provided separately from the front-end, outputting the video signal and the audio signal input from the front-end through the decoder. The front-end can be connected to and disconnected from the back-end.

Abstract: A method for determining a type of video signal to be output is provided. The method includes: respectively extracting detection signals in video signals in different video output interface modes; respectively converting the extracted detection signal into a direct current voltage signal; and respectively comparing the direct current voltage signal with a voltage threshold, and determining, according to a comparison result, a type of video signal to be output. An embodiment further provides an apparatus for determining a type of video signal to be output. The embodiments of the present invention, by respectively extracting a detection signal included in a video signal in each video output interface mode, and comparing a voltage of the detection signal with a voltage threshold, determine whether a corresponding DAC port in the each video output interface mode is connected to a load terminal, and thereby determine a video signal to be output.

Abstract: A method of processing broadcast data includes performing RS (Reed-Solomon) encoding and CRC (Cyclic Redundancy Check) encoding on mobile service data to output an RS frame; dividing the RS frame into a plurality of portions; block processing data in one portion of the plurality of portions; mapping the block processed data in the one portion into at least one region of a data group that comprises a plurality of regions, and adding a first known data sequence, a plurality of second known data sequences, and a transmission parameter to the data group; and transmitting a transmission frame including the data group, wherein the transmission parameter is positioned between the first known data sequence and one of the plurality of second known data sequences, and the first known data sequence and the one of the plurality of second known data sequences differ from each other in length.

Abstract: A multifunctional display device displays a menu including shortcut objects. A processor assigns each object to one of a broadcast channel, network address, or an application. The objects may be an alphabetical character, number, symbol, or icon.

Abstract: A state detector of a video device and a state detection method thereof are provided. The state detector includes a first chroma detector, a second chroma detector, and a controller. The first chroma detector and the second chroma detector operate in a first state among a plurality of states. When the second chroma detector is not capable of processing an input signal normally, the controller controls the second chroma detector to switch between the states until the second chroma detector operates in a second state to process the input signal normally, and the first chroma detector is set to operating in the second state. As a result, the quality of a displayed image is improved.

Abstract: An operation method of a display driver includes generating a count value by counting a period of a synchronization signal related to a synchronization packet received from a host, receiving a mode change command from the host, the mode change command indicating a change from a video mode transmitting first image data to a display by bypassing a frame memory to a command mode transmitting second image data to the display through the frame memory, and generating an internal synchronization signal having a period substantially equal to the period of the synchronization signal by using the count value based on the mode change command after a last pulse of the synchronization signal is generated. A time interval between the last pulse and a first pulse of the internal synchronization signal is equal to the period of the synchronization signal.

Abstract: The present disclosure is generally directed to a video stream processing system and to a method of displaying a video stream. In a particular embodiment, the method includes, during a first time period, displaying a first version of a received video stream while recovering a second version of the received video stream, the first version of the received video stream having a lower video display quality than the second version of the received video stream. The first time period begins no more than approximately 100 milliseconds after a detected channel change. The method also includes switching from display of the first version of the received video stream to display of the second version of the received video stream during a second time period.

Abstract: The present invention provides a high definition media interface (HDMI) controller having a modular design internal bus structure, and applications thereof. The controller includes a circuit interface, an address decoder coupled to the circuit interface, a plurality of sub-circuits, wherein each sub-circuit includes registers used to configure and control the sub-circuit, and a bus that couples the registers of each sub-circuit to the address decoder. After startup of the controller, the sub-circuits are configured by using the circuit interface, address decoder, and bus to write values to the registers of the sub-circuits. The sub-circuits of the controller include a video pixel sampler, an audio sampler, a frame composer, and a power controller. The video sampler can be configured to convert one of a plurality of RGB and YCbCr signals to a common format signal used by other sub-circuits of the controller.

Abstract: There is provided a display device including a signal receiving unit for receiving a video signal from an external device via a transmission path through a plurality of channels using a differential signal, an information receiving unit for receiving program information from the external device using a bidirectional communication path including predetermined lines of the transmission path, an image display unit for displaying images on image display elements based on the video signal received by the signal receiving unit, and a program information display unit for displaying the program information on the image display elements based on the program information received by the information receiving unit.

Abstract: An image display device includes an input unit having a common terminal for receiving a component signal and an analog RGB signal and a display control unit for controlling display conforming to predetermined standards when the signal inputted from the input unit is a component signal. Thus, when the inputted signal is a component signal, display control conforming to predetermined standards (desirably, the EIA standards) is performed, thereby realizing appropriate image display.

Abstract: A display device properly corrects chromaticity of display images with achieving high brightness. A liquid crystal display device 10 includes a liquid crystal panel 11 and a backlight unit 12. The liquid crystal display device 10 includes a pair of boards 11a, 11b and a liquid crystal layer 11c formed of liquid crystals that change their optical characteristics by implication of an electric field. The backlight unit 12 exits light toward the liquid crystal panel 11. One of the boards 11a, 11b of the liquid crystal panel 11 includes a color filter 19 including color portions R, G, B, Y each in red, green, blue, yellow. The backlight unit 12 includes LEDs 24 as a light source and each of the LEDs includes an LED chip 24a as a light emission source and a phosphor that is excited by light from the LED chip 24a and emits light. The phosphor includes at least a YAG-based phosphor.

Abstract: An image processing apparatus includes: a correlation value computing section that computes a correlation value between pixels in a noted image and its preceding and following reference images; a break determining section that determines a break in identical images based on the correlation value between pixels; a successive occurrence counting section that cumulatively counts successive occurrences of identical images as a successive occurrence count, if the noted image is not determined as corresponding to a break; a pattern determining section that determines whether or not the successive occurrence count and a set count match, if the noted image is determined as corresponding to a break; a matching counting section that counts up a matching count if it is determined that the successive occurrence count and the set count match; and a pull-down pattern detecting section that detects a predetermined pull-down pattern if the matching count exceeds a predetermined count.

Abstract: Methods and systems are provided for merging a plurality of video inputs resulting in a single coherent output. More specifically, in one exemplary embodiment, a device embeds alpha red green blue (ARGB) data in an RGB stream which allows for preservation of the alpha channel over the video interface link.

Abstract: A wireless system including a first speaker and a second speaker, where the first and second speakers communicate with each other over a wireless link. In some configurations, the first speaker includes both a primary wireless interface for receiving audio from an audio source and a secondary wireless interface transmitting a portion of the audio to the second speaker. The speaker can incorporate Near Field Communication (NFC) technology to provide the wireless link between each other. The wireless system can be configured to synchronize audio output at the speakers, and can also include a second-speaker detection mechanism that permits the first speaker to be used in either a stand-alone mode, with audio output at only the first speaker, or full-headset mode, with audio output at both speakers when the second speaker is detected within wireless range of the first speaker.

Abstract: A display apparatus includes a display; a receiver which receives a broadcasting signal including a program with a data format; an image processing part which processes the received program according to an available data format; and a controller which controls the image processing part to display a message informing that both data formats are not matched on the display if the data format of the received program is not matched with the available data format to be processed by the image processing part.

Abstract: Aspects of the present invention relate to systems and methods for detecting the connection status of a communicatively-connected device.

Abstract: A display apparatus, equipped with a common input terminal inputting different video signals, can discriminate the type of an input video signal entered from the common input terminal. The display apparatus includes an input terminal inputting different video signals. A synchronizing signal separation unit separates a synchronizing signal from a video signal entered from the input terminal. A frequency measurement unit measures a frequency of the synchronizing signal. An input signal discrimination unit discriminates the video signal entered from the input terminal based on a type of the synchronizing signal separated by the synchronizing signal separation unit and a measurement result obtained by the frequency measurement unit.

Abstract: A display system is described that extends the functionality of a mobile display device such that video content generated thereby can be displayed by a different display device, wherein such video content may be the same as or different from video content currently being displayed by the mobile display device. This may be achieved when the mobile display device is engaged with a docking station that provides one or more of power, an extended user interface, network connectivity, and audio/video output features to the mobile display device. Such docking station may include a video interface for connecting the docking station to the different display device. When the mobile display device is engaged with the docking station and the docking station is connected to the different display device via the video interface, video content can be routed from the mobile display device to the different display device.

Abstract: According to one embodiment, the apparatus has a first block configured to be connected to a receiving block for a television signal and a second block independent from the first block, configured to be connected to a network. A bypass route is configured to lead a bypass stream including an image signal from the first block to the second block. A processor is configured to generate a return stream by inserting the image signal from the network into the image signal on the bypass stream, at the second block. A return pass is configured to return the return stream to the first block. And a converter is configured to convert the image signal included in the return stream into a signal for output and display, at the first block.

Abstract: A receiver for receiving signals in a plurality of transmission schemes, reducing the circuit size thereof successfully. The receiver for receiving a baseband signal and a modulated signal, includes a first PLL circuit configured to generate a first internal clock based on an external clock synchronized with the baseband signal; a demodulator configured to demodulate the modulated signal to output the demodulated signal; a selector configured to select one of the baseband signal or the demodulated signal; and a first CDR circuit configured to generate a recovered clock and recovered data from the signal selected by the selector, by using the first internal clock.

Abstract: The present invention provides a mobile terminal and a method of displaying an image using the same. A method of displaying an image includes connecting a mobile terminal displaying an image on a screen to a display apparatus through a TV-out cable; terminating the display of the image on the screen by the mobile terminal and displaying supplementary information of the image on the mobile terminal; and displaying the image in the display apparatus by transmitting the image from the mobile terminal to the display apparatus through the TV-out cable. By utilizing a display apparatus for displaying an image, and a display screen of a mobile terminal as a space for controlling the image and displaying supplementary information of the image file, the convenience of a user of the mobile terminal is improved.

Abstract: A video processing device includes a processor, a voltage conversion circuit, and a Syndicat des Constructeurs d'Appareils Radiorécepteurs et Téléviseurs (SCART) chip. The processor is operable to process video signals, and control a GPIO (general purpose input output) pin to output different mode controlling signals according to different video signal formats. The voltage conversion circuit connected to the GPIO pin is operable to receive the mode controlling signals, and output different voltage signals according to the different format controlling signals. The SCART chip connected to the voltage conversion circuit is operable to receive the video signals and the voltage signals, and process the video signals according to the corresponding voltage signals.

Abstract: A television receiver cuts power supply to its built-in device which is overlapped with that of the external unit connected to the television receiver for reducing power consumption to cope with diversification of the external unit. The television receiver includes the tuner which receives a television broadcast signal, an external unit connection portion which connects the external unit with the HDMI cable, the HDMI process unit which acquires unit information data from the connected external unit to transmit video/audio data, and the power supply circuit which supplies power to the tuner. If the HDMI process unit determines that the connected external unit includes the same function as the tuner, the control unit allows the power supply circuit to stop power supply to the tuner.

Abstract: There is provided a display device including a signal receiving unit for receiving a video signal from an external device via a transmission path through a plurality of channels using a differential signal, an information receiving unit for receiving program information from the external device using a bidirectional communication path including predetermined lines of the transmission path, an image display unit for displaying images on image display elements based on the video signal received by the signal receiving unit, and a program information display unit for displaying the program information on the image display elements based on the program information received by the information receiving unit.

Abstract: A projection display may include a frame rate conversion section selectively performing a first frame rate conversion process or a second frame rate conversion process, an image process section selectively performing a black insertion process or a pair-frames gamma process, and outputting a result as a pair of consecutive image frames, a projection display section projecting and displaying an image on the basis of the video signal processed by the frame rate conversion section or the image process section, and a control section controlling the frame rate conversion section or the image process section according to a selected operation on a menu screen, where the control section performs the user interface function so that the black insertion process or the pair-frames gamma process by the image process section is selected with priority over the first frame rate conversion process by the frame rate conversion section.

Abstract: A data transmission interface apparatus is provided for communicating with another data transmission interface apparatus through a digital transmission means specified for multimedia data transmission. The data transmission interface apparatus has at least a processor for processing multimedia data; and a data converting circuit, coupled to the processor, for converting a plurality of first multimedia data sets into a plurality of second multimedia data sets; and for converting a plurality of first auxiliary data sets into a plurality of second auxiliary data sets.