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7603025 |
Method and apparatus for copy protection detection in a video signal
A method and apparatus for detecting copy protection included in an input video signal is described. Two types of copy protection are particularly addressed, including techniques that imbed copy...
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7599004 |
Digital video signal processing apparatus and method for extracting data in a vertical blanking interval
A digital video signal processing apparatus and method for detecting data in a vertical blanking interval (VBI) includes a re-sampler generating, from input video data, first re-sample data at a...
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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...
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7595846 |
Bi-directional remote controller and data broadcasting guidance system and method using the same
Disclosed is a data broadcasting guidance system and method which guides a user and enhances the availability of the data broadcasting. The data broadcasting guidance system includes means for...
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7593060 |
Text subtitle decoder and method for decoding text subtitle streams
A text subtitle decoder includes a text subtitle processor, a text renderer, and a presentation controller. The text subtitle processor parses a text subtitle stream into text data and reproduction...
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7586545 |
Apparatus and methods for controlling an on-screen display
The present invention provides an OSD display apparatus that prevents even a local OSD display from being blended with a surrounding background image. To implement this, the OSD display apparatus...
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7545441 |
Digital broadcast receiver
A microprocessor in a digital broadcast receiver outputs image data displaying a menu in a sub-screen when instructed by a user to display the menu: if received broadcast signals are those of an HD...
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7545440 |
Digital multimedia broadcasting receiver, and method of using additional information thereof
A method of using additional information at a DMB (Digital Multimedia Broadcasting) receiver is provided. The method includes the steps of: extracting and displaying additional information from a...
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7522219 |
Video signal processing system with auxiliary information processing capability
A system as described herein enables a user to access auxiliary information when viewing an enhanced performance television signal or program. Particularly, a television signal system is operative,...
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7519274 |
File format for multiple track digital data
A file for storing digital data with high compression rate stores digital data for video and audio signals in multiple streams interleaved with each other. Each track has a stream descriptor list...
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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...
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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...
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7502547 |
Signal recording/reproducing apparatus and recording/reproducing method, signal reproducing apparatus and reproducing method, and program
This invention is a signal recording/reproducing apparatus ( 1 ) for searching for a reproduction position desired by a user from a recorded video signal and/or audio signal and reproducing the...
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7502072 |
Television broadcast receiver with caption display capability using parameter setting images
For changing setting of caption output format, a TV receiver sequentially outputs, to a monitor; a font setting image having options of two parameters, font type and size, in matrix; a color...
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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...
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7463311 |
Method and system for including non-graphic data in an analog video output signal of a set-top box
A method and system for including non-graphic data in an analog video output signal of a set-top box. Graphics data is generated from and represents non-graphic data using software or firmware that...
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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...
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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...
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7450177 |
Apparatus and method to control caption positioning
An apparatus and a method that controls a position of a caption. The apparatus includes: a caption processing unit, which identifies a non-signal area (B) including the caption using a control...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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7337462 |
System and method for providing timing data for programming events
A video production facility system may produce closed caption data that includes text data and timing data. The system may receive script data for a video program. The system may then determine...
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7336318 |
Synthetic insertion of clear codes during video program changes
An apparatus and method for facilitating program changes. The apparatus and method include a controller for detecting a change program request and for outputting change event data when a change...
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7327399 |
Method and a circuit for deriving a synchronisation signal from a video signal
A method for deriving a synchronisation signal ( 35 ) from a video signal comprises tracking the blanking level ( 107 ) of the video signal with first and second slice level signals ( 26, 27 ) and...
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7317489 |
Teletext data detection by data content based synchronization and error reduction
A technique to provide a cost effective solution to detect teletext data that can reduce detected error in teletext when the transmission data rate is known. In one example embodiment, this is...
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7295680 |
Embedding and detecting digital watermark in image
An apparatus for embedding digital watermark information in an image, includes an image divider dividing the image into a plurality of partial images; and an embedder embedding in each of the...
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7268823 |
Method and system for the automatic collection and conditioning of closed caption text originating from multiple geographic locations, and resulting databases produced thereby
There is provided a system for the automatic collection and conditioning of closed caption texts originating from multiple geographic locations, comprising: (1) at least one remote capture client...
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7266289 |
Device and method for recording video signal
A CC data detecting/inserting unit 11 detects the presence or absence of the CC data superimposed on an input video signal, and a control unit 14 decides the contents of the operation command...
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7259795 |
Method for selecting an audio language of a set-top box and medium including computer readable code controlling a computer to perform the same
A method for selecting an audio language of a digital broadcasting receiver, including determining whether an audio language selection has been made, increasing an audio language on-screen display...
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7248581 |
Method and apparatus for injecting information assets into a content stream
A method and apparatus for transport encoded asset data and content data, multiplexing the transport encoded content data with a plurality of NULL transport packets to provide “place holder”...
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7230650 |
Data transmission method, data receiving method, video data transmission apparatus and video data receiving apparatus
The present invention is relative to a video signal transmitting/receiving system in which digital video signals are transmitted from a transmitter ( 30 ) to a receiver ( 50 ) using a line ( 9 ) as...
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7206303 |
Time ordered indexing of an information stream
Methods and apparatuses in which two or more types of attributes from an information stream are identified. Each of the identified attributes from the information stream is encoded. A time ordered...
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7179982 |
Musical composition reproduction method and device, and method for detecting a representative motif section in musical composition data
The present invention provides a music playback system which uses an interface to easily play back a characteristic musical structure section with a music audio data playback apparatus. The...
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7151572 |
Apparatus and method for processing predetermined program data
An information-processing device receives and processes predetermined program data. The information-processing device includes an extracting unit for extracting image data and audio data of a...
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7126714 |
Method and apparatus for printing contents carried on broadcast signals
A printing apparatus for printing out contents carried on broadcast signals onto paper, which comprises a receiving unit for receiving the broadcast signals; a detecting unit for detecting...
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7110041 |
Teletext data separation apparatus
A teletext data separation apparatus has a slice level generating circuit including a slice timing control circuit, a control register, an adder and a divider. The slice timing control circuit...
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7102689 |
Systems and methods for decoding teletext messages
A system and method for efficiently detecting and decoding valid teletext message sequences is provided. A system is provided that includes a correlator, a sine wave generator, two time window...
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7102688 |
System and method for using a hand held device to display a readable representation of an audio track
A system and method for using a hand held device having a display to display a readable representation of an audio track of a playing media such as, for example, a television program, a compact...
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7098961 |
Horizontal sync pulse detection for video signal decoding
Methods and systems are described for determining a slice level used for detecting an edge of a horizontal sync pulse of a horizontal line of a video signal, where the horizontal line has a...
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7098960 |
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...
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7092729 |
Method and apparatus for broadcasting and receiving entitlement management messages
The present invention provides a method of broadcasting a message having a text portion to be communicated to a user, the method including broadcasting the message in the form of an entitlement...
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7088398 |
Method and apparatus for regenerating a clock for auxiliary data transmitted over a serial link with video data
A communication system including a transmitter, a receiver, and a serial link, in which encoded data (e.g., video, audio, and optionally also other auxiliary data) are transmitted from the...
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7075583 |
Methods for improved modulation of video signals
A method for modulating one or more fields of video signal ( 18 ) with auxiliary signal ( 20 ) by use of an encoding improvement, the one or more fields having one or more sub-fields, the one or...
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7071993 |
Digital broadcast receiving device and method using the same
A digital broadcast receiving device and method thereof is capable of synchronizing text data to currently broadcasting video data and/or audio data and displaying the same. The digital broadcast...
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