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7593061 Method and apparatus for measuring and/or correcting audio/visual synchronization  
A method and apparatus for measuring and/or correcting audio/visual synchronization is disclosed. In one embodiment, a method for providing synchronization of a video signal and a corresponding...
7586544 Method and apparatus for testing lip-sync of digital television receiver  
A lip synchronization test method for DTV receivers. The method includes the steps of: generating a digital audio stream having a frame index inserted therein and a video stream having a Transient...
7583319 Data relay device, data relay method and data transmission system  
A relay device employs a control system which notifies control data indicating its own specification to transmitting equipment to receive data in a form matching to its own specification and...
7570304 Method, apparatus and computer program product for synchronizing presentation of digital video data with serving of digital video data  
The present invention provides a method for matching the rate of presentation of digital video data at a receiver/client with the rate the server is serving the data without the need of a voltage...
7551839 Method of generating video reproduction synchronizing signal, program for generating video reproduction synchronizing signal, timing control apparatus, method of synchronously reproducing video and audio, program for synchronously reproducing video and audio, and apparatus for synchronously reproducing video and audio  
Exemplary embodiments include a method of generating a video reproduction synchronizing signal to generate a video reproduction synchronizing signal to reproduce video data and audio data in...
7551227 Signal processor  
A signal processor includes a picture input section for receiving a video bit stream, a video decoding section for decoding the video bit stream, a picture display section for outputting decoded...
7522821 Optical disc apparatus  
In an optical disc apparatus using a decoder chip with no synchronization function of audio data and visual data, when reproduction of the audio data goes ahead of reproduction of the visual data...
7511763 Video-audio processor system, amplifier device, and audio delay processing method  
A system processes an audio signal and a video signal by using different devices, thereby preventing a so-called lip sync error. The processing time (represented by processing-time information)...
RE40664 Method for display time stamping and synchronization of multiple video object planes  
A method of encoding a local time base embedded in the compressed data is disclosed. The local time base is encoded in two parts. The first part has a modulo time base that indicates the specific...
7499104 Method and apparatus for determining relative timing of image and associated information  
Measurement of the relative timing between images and associated information, for example video and audio. Image mutual event characteristics are recognized in the images and associated mutual...
7480008 Video apparatus and method for controlling the same  
Disclosed herein are a video apparatus and a method for controlling the same, wherein a video signal and an audio signal are synchronized. The method comprises receiving a video signal and an audio...
7471337 Method of audio-video synchronization  
A method for synchronization of an audio stream and a video stream comprising the steps of (A) determining a first presentation time stamp from the video stream and generating a first handshake...
7460173 Method and apparatus for synchronizing audio and video data  
A system receives a transport stream containing video data and audio data. A determination is made regarding the time required to process the video data contained in the transport stream and the...
7423693 Video delay stabilization system and method  
A video delay stabilization system configured for multiple types of video input signals, includes a plurality of video processing modules, and a variable delay module. The plurality of video...
7388618 Video synchronization by adjusting video parameters  
When playing back audio/video streams, many playback devices try to recreate the audio and video clocks used for encoding. One means typically employed to recreate such clocks includes the use of a...
7359006 Audio module supporting audio signature  
A system and method embed an audio signature in a video frame. An audio signature is generated from one bit a buffer input data. Two registers store an audio signature and reference count....
7356470 Text-to-speech and image generation of multimedia attachments to e-mail  
A multi-mail system and method is disclosed in which a sender may convey and a recipient can realize emotional aspects associated with substantive content of a multi-mail message by receiving a...
7333865 Aligning data streams  
The invention aligns two wide-bandwidth, high resolution data streams, in a manner that retains the full bandwidth of the data streams, by using magnitude-only spectrograms as inputs into the...
7333150 Method, system, and program product for eliminating error contribution from production switchers with internal DVEs  
Measurement of the relative timing between images and associated information, for example video and audio. Image mutual event characteristics are recognized in the images and associated mutual...
7295247 Synchronisation of audio and video signals  
The present invention relates to adaptive time-shifting of audio frames (F a ) in encoded audio signal relative to video frames (F v ) in encoded video signal, which together form an audio/video...
7283175 System and method for determining lip synchronization between audio and video in a digitized environment using buffer calculation  
The disclosed embodiments relate to a system and method for maintaining synchronization between a video signal and an audio signal that are processed using clocks that are locked. The system may...
7280156 Process and device for synchronizing presentation of audio and/or video frames  
A method and device are provided for synchronizing the presentation of audio frames and/or of video frames comprises the detection of presentation time stamps in a stream of frames. The...
7212248 Method and apparatus for lipsync measurement and correction  
A method and apparatus for synchronizing audio and video portions of a media program signal is disclosed. The method comprises the steps of detecting an audio event in the audio portion of the...
7212247 Audio/video system providing variable delay  
An audio/video system ( 100 ) is capable of introducing variable amounts of delay into a signal path so as to properly synchronize two signals, such a video signal and a corresponding audio signal....
7206367 Apparatus and method to synchronize multimedia playback over a network using out-of-band signaling  
An apparatus and method to synchronize devices in a network to a sub-millisecond timing accuracy. In a first embodiment, the transmission of data is synchronized between a first source device and...
7188193 System, method and article of manufacture for a synchronizer component in a multimedia synchronization framework  
A system, method and article of manufacture are provided for creating a synchronizer object in order to playback an event simultaneously on a plurality of a client apparatuses. First, a request is...
7176978 AV synchronization system  
In synchronization of a conventional AV system, when a stream as the master stops, a system clock cannot be corrected for synchronization. Since the correction is consistently performed even when...
7158187 Audio video reproduction apparatus, audio video reproduction method, program, and medium  
An audio video reproduction apparatus having: an audio speed conversion circuit of performing audio speed conversion on a generated audio signal in such a manner that the information on an A-PTS is...
7145606 Post-synchronizing an information stream including lip objects replacement  
A method for post-synchronizing information stream includes obtaining lip-objects from a video signal. The original lip-objects are replaced with new lip-objects which correspond to a translated...
7142250 Method and apparatus for synchronizing audio and video streams  
Some embodiments of the invention provide a method for synchronizing an audio stream with a video stream. This method involves searching in the audio stream for audio data having values that match...
RE39344 Method for display time stamping and synchronization of multiple video object planes  
A method of encoding a local time base embedded in the compressed data is disclosed. The local time base is encoded in two parts. The first part has a modulo time base that indicates the specific...
7116894 System and method for digital multimedia stream conversion  
A method for converting a program stream to a transport stream is described comprising: reading program stream packets from a digital versatile disk (“DVD”) based on user selections and...
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...
7075592 Audio signal adjusting apparatus  
An audio signal adjusting apparatus for adjusting raw audio signals to produce adjusted audio signals, comprises an audio signal adjusting unit for adjusting the raw audio signals and operably...
7058286 Information input apparatus  
An information processing apparatus capable of receiving and processing a variety of types of input is shown with features that make it easy to add properly synchronized information as desired. A...
RE39115 Method for display time stamping and synchronization of multiple video object planes  
A method of encoding a local time base embedded in the compressed data is disclosed. The local time base is encoded in two parts. The first part has a modulo time base that indicates the specific...
7046300 Assessing consistency between facial motion and speech signals in video  
The use of multiple complementary classes of measure to assess face and speech consistency in video. In an exemplary embodiment, both synchrony measures and plausibility measures are employed.
7030931 Video serializer/deserializer with embedded audio support  
An auto-configurable video deserializer with embedded audio support includes a video core, a clock generator and an audio core. The video core receives a serial video signal of an unknown video...
7030930 System for digitized audio stream synchronization and method thereof  
A system and methods are provided for presenting processed audio data and processed video data to corresponding outputs in a synchronized manner. Video and audio data from a multimedia stream are...
7027124 Method for automatically producing music videos  
Music videos are automatically produced from source audio and video signals. The music video contains edited portions of the video signal synchronized with the audio signal. An embodiment detects...
7020894 Video and audio synchronization  
In order to synchronise video and audio signals, a video test signal and an audio test signal are generated at the transmitting end of a transmission link, and transmitted over the link. The video...
7015972 Device and method for synchronizing broadcast audio-visual programs and complementary data  
The invention relates to a device and a process for the synchronization of broadcast audiovisual programs and of complementary information. The device comprises an image and/or sound sensing...
7012650 Start/stop audio encoder apparatus and method for synchronizing digital audio and video signals  
The invention uses digital signal processing (DSP) techniques to synchronize an audio encoding process with a video synchronization signal. Namely, the encoder parameters of a DSP microchip are...
7002633 Synchronous processing system at time of converting specification of moving picture information  
A main control device, to which instructions for image recording from a dynamic-image terminal are transmitted, gives instructions for accumulation processing of dynamic-image information to a...
6987767 Multiplexer, multimedia communication apparatus and time stamp generation method  
In order to allow the generation of a time stamp in consideration of a frame skip even in the case where the frame skip is generated, a PES generation section of a multiplexer detects the number of...
6956871 Apparatus and method for synchronization of audio and video streams  
Disclosed is a method and apparatus for reducing the audio-visual synchronization problems (e.g.—“lip sync” problems) in corresponding audio and video streams by adapting a statistical...
6912011 Method and system for measuring audio and video synchronization error of audio/video encoder system and analyzing tool thereof  
A method for measuring audio and video synchronization error of an audio/video encoder system is provided. The method includes steps of: producing a reference video data having a first time length...
6912010 Automated lip sync error correction  
An automated lip sync error corrector embeds a unique video source identifier ID into the video signal from each of a plurality of video sources. The unique video source ID may be in the form of...
6891573 Method and apparatus for changing the output delay of audio or video data encoding  
For TV broadcasting purposes encoding systems with related video encoders and audio encoders are used. The audio and video delay are aligned before multiplexing and transmitting the audio and video...
6862045 MOVING IMAGE DECODING AND REPRODUCING APPARATUS, MOVING IMAGE DECODING AND REPRODUCING METHOD, TIME CONTROL METHOD, COMPUTER PROGRAM PRODUCT FOR DECODING AND REPRODUCING MOVING IMAGE AND MULTIMEDIA INFORMATION RECEIVING APPARATUS  
Moving image signal decoder section decodes the moving image bit stream and the time stamp for reproduction transmitted from multiple separator section on a frame by frame basis and stored in input...
Matches 1 - 50 out of 142 1 2 3 >