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| Number | Title | Issue Date |
| 8115868 | Data recovery device and data recovery method for television signals A data recovery device and a method thereof for processing a television signal having a plurality of horizontal scan signals are disclosed. The data recovery device includes a reference level processing unit and a data processing circuit. The method for data recover... | 02/14/2012 |
| 8115869 | Method and system for extracting relevant information from content metadata A method and system for extracting relevant information from content metadata is provided. User access to content is monitored. A set of extraction rules for information extraction is selected. Key information is extracted from metadata for the content based on the ... | 02/14/2012 |
| 8081258 | Extraction of data from a television signal using an adaptable slicing level From a television signal data such as teletext or closed caption data is extracted by slicing. A binary data signal is formed dependent on whether the television signal level is above or below a slicing level (S). The slicing level (S) is selected by defining a reco... | 12/20/2011 |
| 8035741 | Apparatus and method for detecting vertical blanking interval signals An apparatus for detecting vertical blanking interval (VBI) signals and an associated detecting method are disclosed. The apparatus can reduce the probability of false alarm by dynamically adjusting the range of a detection window within the VBI interval, thereby en... | 10/11/2011 |
| 8004608 | Closed captioning data detection system and method An exemplary method relates to buffering closed captioning data. The exemplary method comprises receiving closed captioning information comprising closed captioning data and a field, determining whether a current closed captioning data buffer is available for the fi... | 08/23/2011 |
| 7995142 | Slice level adjustment unit and EPG data obtaining device using the same A slice level adjustment unit for performing adjustment of a slice level with respect to a signal whose transmission is started at a predetermined time, includes a clock portion for measuring the current time, and performs a first adjustment of the slice level when ... | 08/09/2011 |
| 7986370 | Apparatus and method for detecting vertical blanking interval An apparatus and method for detecting vertical blanking intervals (VBI) is disclosed. The apparatus can identify and filter non-VBI signals, and calculate a level value for digitization corresponding to the type of television signals. The apparatus includes a detect... | 07/26/2011 |
| 7982801 | Device and method for generating variable slice reference level A device and a method for generating a variable slice reference level. At least two variable slice reference levels used for slicing VBI data are generated. The device includes a high/low average value generator, a reference value detector, and a slice level generat... | 07/19/2011 |
| 7920207 | Video apparatus A video apparatus has a digital encoder which receives a first analogue video signal with ancillary information in a given time window and generates on an output a digital stream based on the first analogue video signal. A digital decoder is connectable to this outp... | 04/05/2011 |
| 7911534 | Video processing apparatus, ancillary information processing apparatus and video processing method A video processing apparatus including a display comprises a filter for receiving a video signal containing video information and ancillary information related to the video information and having a predetermined frequency. The filter passes a component corresponding... | 03/22/2011 |
| 7903174 | Broadcasting data receiving apparatus A broadcasting data receiving apparatus which can receive broadcasting data and update software by using software update data received as the broadcasting data includes a receiving portion operable to receive broadcasting data, a video/audio processing portion opera... | 03/08/2011 |
| 7876381 | Telop collecting apparatus and telop collecting method According to one embodiment, a telop display system includes an extracting module which extracts a telop region identified as an image of a telop from video image information of a television program, an image analyzing module which performs image analysis related to... | 01/25/2011 |
| 7830451 | Image processing apparatus and image processing method An image processing apparatus and an image processing method are provided for enhancing the picture quality of images by extracting additional information from non-standard signals without an error. A signal determination unit receives an image signal including an i... | 11/09/2010 |
| 7796193 | Method of adaptive slicing signal A video signal processing system for slicing binary data transmitted in a video signal is provided, comprising a synchronous separator, a line counter, a slicing signal generator and a comparator. The synchronous separator detects Hsync and Vsync carried in the vide... | 09/14/2010 |
| 7701510 | Menu generation for MPEG complaint devices An on-screen display is generated for an MPEG compliant receiver. Externally of the MPEG compliant receiver, an MPEG transport stream is accessed, first data in the accessed MPEG transport stream is replaced with second data that relates to the data to be provided i... | 04/20/2010 |
| 7701511 | Digital television broadcast signal receiver In a digital television broadcast signal receiver (TV receiver), when closed caption information of digital TV (DTV-CC) is detected, a DTV-CC logo (first annunciation image) 31 is displayed with superimposing on an image of TV program for announcing that the ... | 04/20/2010 |
| 7649568 | Image data decoding method of image vertical blanking interval and a device thereof An image data decoding method of an image vertical blanking interval (VBI) and device thereof can adjust a run-in clock signal of data lines of teletext to a data phase of teletext data lines. The method can accurately decode data of the teletext data lines to avoid... | 01/19/2010 |
| 7646431 | Auxiliary signal synchronization for closed captioning insertion A system, apparatus and/or method included in or embodied as a television signal receiver synchronizes auxiliary data with an auxiliary video output signal for appropriately inserting closed captioning into the auxiliary video signal. In one form, the television sig... | 01/12/2010 |
| 7599003 | Data slicer, data slicing method, and amplitude evaluation value setting method A data slicer 300 includes a slice level calculation unit 310 that determines whether a detected digital video signal is a CRI signal on the basis of the amplitude of the signal, and sets a reference slice level and upper and lower slice levels which a... | 10/06/2009 |
| 7518657 | Method and system for the automatic collection and transmission of closed caption text A system for the automatic collection of closed caption text wherein broadcast source of closed caption text are received by a tuner, then decoded and a text handler writes text files. A remote inquiry client is operably connected to the tuner and a server, to push ... | 04/14/2009 |
| 7508450 | Method for closed captioning of audio video content on a portable playback device A method for presenting closed captioning text on device display screens, the method includes: receiving a continuous flow of audio video (A/V) content information; separating closed captioning information from video content contained in the A/V content information ... | 03/24/2009 |
| 7492413 | Data receiving apparatus and method in a VBI receiver A VBI receiver and method is disclosed. The receiver includes an over-sampling circuit, a transition detector, a data selector, and a data output device. The over-sampling circuit is for over-sampling VBI data and outputting and over-sampled signal. The transition d... | 02/17/2009 |
| 7463309 | Data slicer for generating a reference voltage A data slicer of the present invention comprises a reference voltage generation circuit and a comparator. The reference voltage generation circuit comprises a plurality of capacitances which area connected in parallel to one another, holding electrical charges on th... | 12/09/2008 |
| 7463308 | Data slicer circuit A data slicer circuit is disclosed which comprises a control circuit to output a digital signal that increases or decreases by a constant value difference depending on the level of an input signal when the input signal is sampled at a given frequency; a conversion c... | 12/09/2008 |
| 7440677 | Detection of copy protection indicators or redistribution control indicators in an analog video signal To detect at least one of a copy protection indicator and a redistribution control indicator in an analog video signal, the video format of the analog video signal is determined, e.g., by detecting the horizontal frequency and vertical frequency of the signal. Based... | 10/21/2008 |
| 7433973 | Display device featuring a reduced amount of time for detecting video input signals A display device includes a plurality of video input interfaces. The display device also includes a display controller coupled to the plurality of video input interfaces. The display controller determines a sequence in which the plurality of video input interfaces a... | 10/07/2008 |
| 7415718 | Receiving and processing vertical blanking interval data A system and method for receiving, processing, and storing electronic data transmitted in the vertical blanking interval of a video signal. The system provides a flexible mechanism for reading electronic data from video signals including those in National Television... | 08/19/2008 |
| 7400364 | Sub-program avoidance redirection for broadcast receivers A system for automatically tuning a primary broadcast receiver using a secondary broadcast receiver to receive a first broadcast signal corresponding to a source of an origin program, one or more program transition detectors to monitor first broadcast signal tuned b... | 07/15/2008 |
| 7391470 | Apparatus and method for providing caption information An apparatus and method for providing caption information effectively provides information on the status of a caption service for a broadcast signal depending on a user's selection by checking the caption service status of the broadcast signal at a predetermined tim... | 06/24/2008 |
| 7375765 | False-positive detection prevention circuit for preventing false-positive detection of signals on which abnormal signals are superimposed The false-positive detection prevention circuit inputs a multiplexed signal-sliced binary determination value, has an identification code detection circuit for detecting the identification code of the binary determination value and evaluating the identification code... | 05/20/2008 |
| 7373652 | Server-centric search function in an interactive program guide Techniques for searching a program guide database. In accordance with a method, one or more search criteria (e.g., keywords) are received and a request for a search is then sent, along with the search criteria, to a head end of an information distribution system. In... | 05/13/2008 |
| 7368956 | Data slicer with a source-degeneration structure A data slicer with a source-degeneration structure is described. In particular, this invention can be implemented in a FM demodulation system. It located at the end of the demodulator. The data slicer can slice a signal transmitted through air and demodulates the sa... | 05/06/2008 |
| 7369625 | Apparatus and method for slicing RF signal and compensating for the slice level of RF signal in disk drive An apparatus and method for slicing an RF signal and compensating for the slice level of an RF signal reproduced from a disk, which minimizes a block error rate by optimizing the slice level of the RF signal according to variations in symmetry of the RF signal when ... | 05/06/2008 |
| 7370016 | Music distribution systems Music is blanket transmitted (for example, via satellite downlink transmission) to each customer's user station where selected music files are recorded. Customers preselect from a list of available music in advance using an interactive screen selector, and pay only ... | 05/06/2008 |
| 7359528 | Monitoring of video or audio based on in-band and out-of-band data The presently claimed invention relates generally to monitoring and/or filtering video or audio data. In one implementation a method is provided including: obtaining data representing video or audio; analyzing the data representing video or audio for an in-band sign... | 04/15/2008 |
| 7356334 | Method and wireless terminal for remote-controlling audio reproducing apparatus A method for remote-controlling an operation of an audio reproducing apparatus using a wireless terminal that is equipped with a display device includes establishing wireless connection between the wireless terminal and the audio reproducing apparatus, sending an au... | 04/08/2008 |
| 7349429 | Method and apparatus for detecting format of closed caption data automatically and displaying the caption data A method and apparatus for detecting a format of closed caption data contained in a broadcast signal automatically and displaying the caption data are provided. The method includes: (a) receiving information including closed caption data extracted from the broadcast... | 03/25/2008 |
| 7348955 | Method of controlling display method, display-use signal producing device, display device, and display system for implementing the method The sending party of a display-use image signal adds to a signal representing a display image a control parameter signal composed of a control tag signal specifying a controlled object and control start/end identification signal Ts or Te between a specific parameter... | 03/25/2008 |
| 7342612 | System and method for controlling an electronic device A communication and control system includes a command device for generating a command signal and an input device for generating a data signal. A first device of the system receives the command and data signals to generate a transmission signal. A second device of th... | 03/11/2008 |
| 7340263 | Methods and apparatus for displaying textual data embedded in broadcast media signals According to embodiments of the present invention, a broadcast media signal is received at a broadcast media receiver. The broadcast media signal includes textual data. The textual data is extracted and is transmitted over a wireless coupling to a wireless terminal.... | 03/04/2008 |
