| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 348558000 | Format detection | 32 |
| 20080211965 | Automated inverse telecine conversion - The present invention is generally directed to automated methods and systems for converting image streams having a first frame rate to a second frame rate without the need for user intervention. Embodiments of the present invention obviate the effects of processing of a telecine process. In one embodiment, where frames are encoded by a single video field, a statistical analysis of the differences between adjacent frames reveals a telecine pattern, thereby identifying which frames to remove. In another embodiment, where frames are encoded by even and odd video fields, which are interleaved to produce the frame, a statistical analysis of the differences between adjacent fields reveals the telecine pattern, identifies which frames to remove, and identifies frames that are candidates for re-interleaving. | 09-04-2008 |
| 20080303947 | Audio Processing Apparatus and Display Apparatus with Same - An AV device comprises a processing section for carrying out a process for view and listening, a signal output section for outputting a signal to the processing section, first signal input sections including a mobile audio input terminal, a first detecting section for detecting insertion/removal of a plug into/from the mobile audio input terminal, and a first control section for controlling the connection between the first signal input sections and the signal output section according to the result of the detection by the first detection section. Another AV device is provided in which insertion/removal of a plug into/from a second signal input section and indication information is outputted to a second video display section according to the detection result. With such constitutions, various processings can be carried out according to insertion/removal of a plug. | 12-11-2008 |
| 20090027554 | VIDEO APPARATUS AND METHOD FOR RECOGNIZING DIGITAL INTERFACE THEREOF - A video apparatus and a method for recognizing a digital interface thereof are disclosed. The method for recognizing the digital interface of the video apparatus enables a multimedia source to re-execute a high definition multimedia interface (HDMI) recognition to deal with errors when the multimedia source connected using the HDMI fails to recognize that the video apparatus supports the HDMI due to a cable connection error, an EDID recognition error, or an HDCP authentication error. The video apparatus determines whether or not a format of an input video signal is HDMI or DVI, and displays a result on a screen so that a user can recognize the format. As a result, the video apparatus enables a user to recognize whether or not the HDCP authentication error is occurred, and notifies the user of a method for improving the cause of the HDCP authentication error. | 01-29-2009 |
| 20090051812 | SIGNAL ADJUSTER - A signal adjuster is disclosed to include a first connector and a second connector respectively connected to a signal source and a video display device, a buffer for buffering a high frequency signal, a signal bandwidth detector connected to the buffer for detecting the continuation condition of the high frequency signal, an adjustable equalizer connected between the buffer and the second connector and connected with the signal bandwidth detector for actively adjusting signal strength of the high frequency signal subject to the detection of the signal bandwidth detector, an amplifier for amplifying the enhanced high frequency signal from the adjustable equalizer, and a driver for driving the second connector to output the amplified high frequency signal from the amplifier to the video display device. | 02-26-2009 |
| 20090079870 | Signal processing device - A first candidate selection portion | 03-26-2009 |
| 20090109336 | VIDEO DEVICE, OUTPUT SWITCHING METHOD FOR VIDEO DEVICE, AND CABLE DISCRIMINATING METHOD - A video device comprises: a video signal processor generating a standard definition video signal at least having a composite signal and a high definition component video signal; an outputting unit outputting the standard definition video signal or the high definition component video signal to a cable to be connected; a discriminating unit discriminating a kind of cable connected to the outputting unit; and a switch allowing the outputting unit to selectively output the standard definition video signal and the high definition component video signal on the basis of the discrimination result of the discriminating unit. When the discriminating unit determines that the cable connected to the outputting unit is a cable for a high definition signal, the switch allows the outputting unit to output the high definition component video signal. | 04-30-2009 |
| 20090141172 | TV System, Multimedia Processing Apparatus, and Method Thereof - A TV system, a multimedia processing apparatus, and a method thereof are provided. The TV system comprises a multimedia processing apparatus and a display unit. The multimedia processing apparatus comprises a multiplexer, a controller, and a detector. The multiplexer receives a plurality of input signals. The controller signals the multiplexer to select one of the plurality of input signals in turn. The detector detects the selected input signal to generate a status of the selected input signal until all of the input signals have been detected. Then, the display unit displays the detected input signals. | 06-04-2009 |
| 20090167946 | Image display device, method for indicating connector, and connector - An image display device and a connector are disclosed. The image display device includes: a connector connected with a cable through which a video signal is transmitted; a display panel for displaying an image based on the video signal inputted via the cable to the connector from an external apparatus; and a display controller for displaying a connector indication indicating the connector on the display panel. The connector includes a cable detection mechanism for detecting presence or absence of a connection of the cable, and the display controller changes a connector indication mode displayed on the display panel, according to a detection result of the cable detection mechanism. | 07-02-2009 |
| 20090185076 | VGA port signal examining apparatus and method thereof - This present invention is a VGA port signal examining apparatus and method thereof. By intercepting the analog signals transmitted from the VGA port to the monitor, such as vertical signals, horizontal signals, R-signals, G-signals, and B-signals, and by examining the relative data of analog signals to determine whether the VGA port is normal or not. | 07-23-2009 |
| 20100013998 | INTELLIGENT TASK BASED USER INTERFACE FOR TELEVISION - Systems and methods for the implementation of a task or activities based user interface on a television on screen display (OSD) and a remote control unit. As provided in the embodiments described herein, the embodiments utilize the device auto detect mechanisms incorporated in HDMI 1.3 (CEC) and 1394 compliant televisions and other audio-video components to provide a user interface on the OSD or remote control unit providing activities or tasks based control. | 01-21-2010 |
| 20100033630 | METHODS AND RELATED APPARATUS MAKING EFFECTIVE USE OF BANDWIDTH OF STORAGE DEVICE TO GENERATE INTERPOLATED FRAMES - A method of interpolated frame generation and input source detection includes: receiving input frames; storing at least a first frame of successive frames in the input frames into a storage device under a film mode; comparing the stored first frame with a second frame of the successive frames not stored in the storage device to generate a first comparison result for determining whether to exit the film mode; and reading frames stored in the storage device to generate interpolated frames under the film mode. | 02-11-2010 |
| 20100053435 | PLUGGABLE INTERACTIVE TELEVSION - Techniques are disclosed herein that provide a TV receiver that supports a set of existing iTV standards and proprietary iTV implementations. Further, the TV receiver can be extended to support additional iTV standards and proprietary iTV implementations. A digital television data stream is received and processed by a client. The digital television data stream is analyzed to determine which interactive television format is present. A registry of interactive television virtual machines is searched to determine whether a virtual machine is registered for the interactive television format. Each of the interactive television virtual machines is adapted for one of the interactive television formats. If a virtual machine that matches the interactive television format is found, it is loaded and hosted. Hosting the virtual includes providing services to the virtual machine through common application programming interfaces (APIs) machine includes. The common APIs may be used by any virtual machine that is loaded. | 03-04-2010 |
| 20100103317 | Recording Medium Containing Supplementary Service Information For Audio/Video Contents, and Method and Apparatus of Providing Supplementary Service Information of the Recording Medium - The present invention relates to method and apparatus of providing supplementary service information for A/V contents written in a recording medium. This method has a recording medium containing Presentation Language data, which have to be included like as in a digital television signal for supplementary service information in accordance with Advanced TV Enhancement Forum or Digital TV Application Software Environment standard, and reproduces, if a disk reproduction is requested, the Presentation Language data as well as requested A/V data and provides them for a connected external device such as a digital television. As a result, various video information and functions provided with Presentation Language data by a recording medium can be realized at a digital television set being able to accept Presentation Language data. | 04-29-2010 |
| 20100110293 | APPARATUS AND METHOD FOR DETERMINING NOISE - A noise determining apparatus is provided. The noise determining apparatus includes a video determiner which determines type of video according to a pre-set criterion, a noise level determiner which determines a level of noise with reference to output from the video determiner, and a noise determiner which determines presence or absence of noise with reference to output from the noise level determiner. Accordingly, incorrect discrimination between a texture area of low level which is similar to noise and noise having a great level difference with respect to neighboring pixels is reduced. | 05-06-2010 |
| 20100118194 | VIDEO DISPLAY DEVICE - According to one embodiment, a video display device has a connection unit configured to connect to a plurality of external instruments via a network, a receiving unit configured to receive, from the plurality of external instrument connected to the video display device via the connection unit, standard compatibility information indicating that the external instrument meets the mutual controllability standards, a display unit configured to display video information output by one of the plurality of external instruments and a selection unit configured to select one of the plurality of external instruments, corresponded to information based on the standard compatibility information, connected to the connection unit as an output source of video information to be displayed on the display unit. | 05-13-2010 |
| 20100128177 | SIGNAL PROCESSING UNITS CAPABLE OF PROVIDING PLUG-IN DETECTION - Signal processing units capable of providing plug-in detection without an external circuit occupying GPIO resource are provided, in which a switching element is coupled to a television signal output pad, a terminal resistor is coupled between the switching element and a ground voltage, and an interrupt signal generator generates an interrupt signal when a receiving port of a television signal receiver is coupled to the television signal pad. A control unit turns on the switching element to connect the terminal resistor to the television signal output pad when receiving the interrupt signal, wherein the switching element, the terminal resistor, the interrupt signal generator and the control unit are integrated in a chip. | 05-27-2010 |
| 20100128178 | APPARATUS AND METHOD FOR SUPPORTING HOT PLUG DETECT FUNCTION IN PORTABLE TERMINAL USING HIGH DEFINITION MULTIMEDIA INTERFACE - An apparatus and method for supporting a Hot Plug Detect (HPD) function in a portable terminal using High Definition Multimedia Interface (HDMI) are provided. The apparatus includes an HPD unit for generating an HPD signal using an operation voltage of a first modem upon connecting to a display apparatus through an HDMI cable, the first modem for enabling a second modem upon detecting the HPD signal, and the second modem for outputting video data upon being enabled by the first modem. | 05-27-2010 |
| 20100128179 | DISPLAY APPARATUS USING EXTERNAL DEVICE CONNECTION UNIT AND METHOD OF DETERMINING FORMAT OF INPUT IMAGE THEREOF - A display apparatus connected to an external device through a connection unit and a method of determining the format of an input image uses a connection unit to be connected to an external device and determines the format of a video signal input through the connection unit. Accordingly, it is possible to realize a slim display apparatus. | 05-27-2010 |
| 20100165198 | COMMUNICATION APPARATUS AND CONTROL METHOD - A communication apparatus includes a first determination unit that determines whether an external apparatus can transmit device information of the external apparatus to the communication apparatus, a device information acquisition unit that acquires the device information from the external apparatus even when the first determination unit determines that the external apparatus cannot transmit device information of the external apparatus to the communication apparatus, a second determination unit that determines whether the device information acquired from the external apparatus is correct, and a communication unit that transmits video data corresponding to the device information to the external apparatus if the second determination unit determines that the device information is correct even when the first determination unit determines that the external apparatus cannot transmit device information of the external apparatus to the communication apparatus. | 07-01-2010 |
| 20100171877 | Digital Detector for ATSC Digital Television Signals - A Wireless Regional Area Network (WRAN) receiver comprises a transceiver for communicating with a wireless network over one of a number of channels, and an Advanced Television Systems Committee (ATSC) signal detector for use in forming a supported channel list comprising those ones of the number of channels upon which an ATSC signal was not detected, wherein the ATSC signal detector is a threshold-based detector and detects an ATSC signal as a function of at least one threshold, and wherein the ATSC signal detector is responsive to at least one of a carrier tracking loop lock signal, a symbol timing recovery lock signal and a synchronization (sync) lock signal. | 07-08-2010 |
| 20110032426 | VIDEO STANDARD DETECTOR AND OPERATION METHOD THEREOF - A video standard detector and operation method thereof are provided. The video standard detector includes a low pass filter (LPF) unit and a standard detector unit. The LPF filters a baseband signal. The feature detector detects vertical synchronization information of the baseband signal and horizontal synchronization information of the baseband signal using the output of the LPF, and determines the video standard corresponding to the baseband signal according to the vertical synchronization information and the horizontal synchronization information. | 02-10-2011 |
| 20110063507 | AUTOMATIC VIDEO FORMAT IDENTIFICATION SYSTEM - A video format identification system includes a master clock circuit which provides timing and counting signals, a synchronization activity detector operatively coupled to the master clock circuit, and a synchronization width qualifier configured to filter out noise or reference burst signals from showing up as sync signals. The system also includes a synchronization detector which regulates the rate of the incoming sync signal, a color burst sampler providing a window for sampling a reference color burst after the sync signal has occurred, and a color burst detector which looks for at least three transitions from a burst signal before it qualifies the as an appropriate reference color burst. A format sample timer generates sample clock signals. A format sample counter produces “take format” signals which are utilized by a set of format counter. The system further includes a video format identifier which enables a particular video format to be directed to a respective video connector. | 03-17-2011 |
| 20110102675 | METHODS AND APPARATUS FOR PRESENTING CONTENT SELECTION MENUS - A content output device identifies a set of content including both high definition content and standard definition content. The content output device determines whether an associated presentation device is capable of presenting high definition content. The content output device then filters the set of content accordingly responsive to determining whether the presentation device is capable of presenting high definition content. | 05-05-2011 |
| 20110279729 | ASPECT RATIO ENHANCEMENT - An adaptive compensation system for aspect ratio conversion. Video information, intended for her first aspect ratio display, e.g. the standard NTSC aspect ratio, is processed to determine additional information that can enable that video to be displayed and fill a wider aspect ratio screen. The processing can be a calculation which calculates, for example, texture, color and/or brightness of the edge portions, and automatically calculates video information to match the texture, brightness or color. The processing can be a database lookup, which automatically looks up likely portions from a database. The processing can also be an adaptive determination of what vertical portions of the image can be stretched without affecting the viewability, and then an adaptive stretching of different portions by different amounts. | 11-17-2011 |
| 20110292281 | BROADCAST METHOD AND SYSTEM - A method and system for airing broadcast signals is disclosed. Preferably, the system includes a production truck interface panel receiving a broadcast signal. A transmission relay circuit relays the signal from the interface panel to a broadcast network, and preferably including a broadcast signal detection circuit, and a signal processing circuit. The detection circuit determines a signal type of the broadcast signal, and the signal processing circuit processes the determined signal type. The system preferably further includes an operations control station displaying the determined type of broadcast signal. The method for airing broadcast signals over the broadcast network preferably includes the steps of providing the broadcast signal to the transmission relay circuit, detecting the broadcast signal type with the broadcast signal sensing and discerning circuit; and reconfiguring the signal processing circuit when the configuration of the signal processing circuit does not support transmission of the determined broadcast signal type. | 12-01-2011 |
| 20110317071 | INPUT SELECTION MECHANISM FOR A DISPLAY DEVICE - A television includes at least two ports (e.g. HDMI ports). The television polls the ports before presenting a user interface that displays some or all of the ports and before toggling between any two of the ports. The polling ascertains whether a device is connected to each of the ports and whether the device is powered. The television modifies the display and/or toggling based on the current state of each port. For example, in toggling, ports that are not connected and ports that are connected to inactive devices are skipped. In another example, when displaying a list of ports, only those ports that are connected to devices appear in the list. | 12-29-2011 |
| 20130044261 | VIDEO SOURCE RESOLUTION DETECTION - Embodiments for video content source resolution detection are provided. Embodiments enable systems and methods that measure video content source resolution and that provide image-by-image source scale factor measurements to picture quality (PQ) processing modules. With the source scale factor information, PQ processing modules can be adapted dynamically (on a picture-by-picture basis) according to the source scale factor information for better picture quality enhancement. In addition, embodiments provide source resolution detection that is minimally affected by video coding artifacts and superimposed content (e.g., graphics). | 02-21-2013 |
| 20130100349 | Apparatus and Method for Black Bar Detection In Digital TVs and Set-Top Boxes - This invention is a preprocessor apparatus and method algorithm facilitating black bar detection in video frames or fields. The preprocessing marks a sharp discontinuity between pixels a predetermined distance apart on each line. On first detection of this discontinuity the location and pixel value is stored. The location and pixel value is also stored for the last discontinuity in the line. This data enables software to detect top horizontal bars, bottom horizontal bars, left vertical bars and right vertical bars. | 04-25-2013 |
| 20130107120 | RESOLUTION DETERMINATION DEVICE, IMAGE PROCESSOR, AND IMAGE DISPLAY DEVICE | 05-02-2013 |
| 20130113995 | DIGITAL BROADCAST RECEIVER UNIT - Digital broadcast receiving apparatus including: a receiver receiving at least three different video programs in one transport stream, including a plurality of different video signal formats having different combination of scan lines and scan method; an isolator to isolate a video signal; a decoder to decode the video signal; a processor to execute a plurality of video processing sub software programs, providing video processing according to a different combination of the number of scan lines and a scan method; a controller using information obtained from the digital multiplexed signal to determine a combination of the number of scan lines and a scan method, and selecting one video processing of the video processing sub software programs to perform video processing according to the determined combination of the number of scan lines and the scan method; and a display to display the video signal processed by the processor. | 05-09-2013 |
| 20160057382 | Dynamic Adjustment Of Video Frame Sampling Rate - A technique, as well as select implementations thereof, pertaining to dynamic adjustment of video frame sampling rate is described. The technique may involve receiving a first video signal comprising a first plurality of video frames and determining a frame rate of the first plurality of video frames. The technique may also involve adjusting a sampling rate according to the determined frame rate of the first plurality of video frames. The technique may further involve sampling the first plurality of video frames at the adjusted sampling rate. The technique may additionally involve generating a second video signal comprising a second plurality of video frames based on the sampled first plurality of video frames. | 02-25-2016 |
| 20160119577 | DIGITAL-IMAGE TRANSMISSION APPARATUS WHICH PERFORMS COMMUNICATION, SELF-DIAGNOSIS, AND CONTROL - Provided is a digital-image transmission apparatus including a transmitting unit connected to a host device and a receiving unit connected to a display device. The transmitting unit includes a host-side additional-communication control unit that controls additional communication for digital image transmission. The host-side additional-5 communication control unit performs communication with an external device to diagnose an operation state of the transmitting unit, transmit a diagnosis result to the external device, and control an operation of the transmitting unit. | 04-28-2016 |
