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Match Document Document Title
8184723 Feedback system and apparatus for video compensation  
A system and apparatus for compensating cable losses in a video signal transmission system includes feedback circuits to determine the spectral attenuation of a received signal and to control an...
8174619 Reception apparatus and method of controlling image output by reception apparatus  
Disclosed herein is a reception apparatus including: a signal reception section configured to receive a video signal transmitted via a transmission path; an image display section configured to...
8164689 Synchronizing signal control circuit and synchronizing signal control method  
A synchronizing signal control circuit includes: a phase detecting section configured to detect a phase difference between a display synchronizing signal and an input synchronizing signal; an...
8144824 Trend influenced time tracking  
A method for determining a communication channel location is disclosed. A first subset of a plurality of channel impulse responses is averaged over a first time period to produce a first filtered...
8072542 Sampling device, display device using sampling device, and camera  
A correction sampling signal generation circuit is disposed subsequent to a plural-stage sampling signal generation circuit for sequentially generating sampling signals in response to an input...
8064470 Transmitting recorded material  
Recorded material such as video is transmitted in compressed form to a receiver, which has a buffer for smoothing differences between the data rate received and that consumed by a decoder that...
7982803 Audio and video synchronizing apparatus and method  
Provided is an audio video synchronizing apparatus and method in a video processing equipment. It is detected whether or not an external device connected to an audio/video output port of the video...
7948559 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...
7907216 Display apparatus and control method thereof to selectively decrease a processing time of an image signal  
A display apparatus including an image receiver receiving an image signal and a display displaying the image signal. The display apparatus includes a user selector, an image signal processor to...
7809452 Delay management of presentation output system and method  
A system and method of delivering synchronized audio and audio/video signals in the form of analog signals and streamed data over networks such a hybrid power line communications network is...
7773152 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...
7688324 Interactive set-top box having a unified memory architecture  
According to one embodiment, a graphics/video processor includes a memory controller. The memory controller includes a first arbiter that receives memory client requests to access a memory device,...
7672573 Shared memory architecture and method in an optical storage and recording system  
A system includes an integrated encoder comprising an optical storage controller for coupling to an optical storage medium, and a data encoder for coding input data coupled to the optical storage...
7643018 Twisted pair communications line system  
A transmission system for transmitting analog color video signals wherein a cable comprising multiple twisted pairs is employed, and certain of these pairs are coupled to carry selected color...
7565061 Transmitting and recording method, reproducing method, and reproducing apparatus of information and its recording medium  
A method of reproducing data from a recording medium, wherein each of the data includes reference time information indicating a reference time and packet information, includes the steps of...
7502546 Method and apparatus for digitally recording and synchronously retrieving a plurality of video signals  
A method and apparatus for connecting a plurality of digital video recorders to a plurality of video transmitters via first transmission lines and for connecting the plurality of digital video...
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...
7440035 Cable extending device  
Attenuation compensation volume computing means (60, 61, 62, 63, 67, 68, 69, 70) of a signal receiver computes attenuation compensation volume of a video signal (GL, GH) on the basis of attenuation...
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...
7348992 Apparatus for and method of color compensation  
An apparatus for color compensation includes a chroma deflection generation unit to calculate a chroma deflection based on an input chroma signal and a predetermined first reference value, a hue...
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...
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....
7209178 Optical transfer system having a transmitter and a receiver  
An optical transfer system having a transmitter and a receiver converts an externally-applied video signal into an optical signal and restores the optical signal to the original video signal The...
RE39345 Audio/Video/Computer graphics synchronous reproducing/synthesizing system and method  
In an audio/video/computer graphics data synchronous reproducing/synthesizing system, a demultiplexer separates a bit stream in which an audio signal, a video signal, and computer graphics data are...
7075584 Buffer system for controlled and timely delivery of MPEG-2 data services  
A data elementary buffer with underflow and overflow operational constraints is incorporated into a digital televison receiver to regulate the flow of data related to an ancillary data service to...
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...
6947069 Method and apparatus for connecting fiber optic lines to an information transmission line carrying two way signals  
In a method and apparatus for connecting fiber optic lines and a fiber optic receiver and a fiber optic transmitter in an information transmission system carrying information signals propagated...
6909468 Positional difference correcting apparatus between two-route videos  
Received videos through A and B routes are inputted in first and second variable devices and then delayed by a first and a second frame memory by one frame to be inputted in a comparator....
6900828 Fade resistant digital transmission and reception system  
In a digital broadcast communications system, a higher priority component and a lower priority component are broadcast from a transmitter to a receiver. Each of these components generates a main...
6894727 Picture transmission apparatus, a picture transmission method and a recording medium, and a picture transmission program  
Providing picture transmission apparatus, a picture transmission method and a recording medium, and a picture transmission program that can transmit the latest picture data in real time depending...
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...
6775842 Method and arrangement for transmitting and receiving encoded images  
TeleWeb services are currently being developed, in which HTML-encoded images are transmitted in the vertical blanking interval of a conventional analog television signal. For special applications,...
6744473 Editing and switching of video and associated audio signals  
To maintain lip-sync when a video signal has been edited or switched at a video frame boundary, the associated audio signal is advanced or retarded to the closest audio frame boundary. Any error...
6636270 Clock slaving methods and arrangements  
In accordance with certain aspects of the present invention, an algorithm is provided that can be used to detect and track the difference between an on-host clock (i.e., “host clock”) and a rem...
6584120 Data multiplexing apparatus and method  
In a multiplexer, a channel selection controller determines which channel code is to be selected for a control data generator, each of multiplex buffers, and null packet generator, a PTS/DTS...
6507370 Highly adjustable video composite sync separator and variable gain pixel clock frequency locking apparatus and method  
An apparatus and method for extracting vertical (V-SYNC) and horizontal (H-Blank) sync signals from a digital composite sync signal (C-SYNC) of a master video source for use in controlling a second...
6493035 Image signal sync detector  
A marker inserting part 2 adds a sync signal is added to an input image signal 1 in its available area, then a signal processing part 4 performs signal processing on a yet-to-be processed image...
6493034 Method and apparatus for remote adjustment of a time delay circuit of externally synchronized video transmitters  
In a method and apparatus for delaying propagation time of an external synchronizing signal transmitted from a receiver to transmitters which transmit a video signal to the receiver, each...
6429902 Method and apparatus for audio and video end-to-end synchronization  
A method and apparatus for synchronization of an audio/visual bitstream is transmitted by an encoder and received by a decoder by employing duplication or elimination of audio samples and video...
6330033 Pulse detector for ascertaining the processing delay of a signal  
A delay tracker for a signal processing system, which delay tracker utilizes a special code or pulse on the active portion of the tracked signal with the system including a pulse detector later in...
6330031 Circuit for generating control signals  
A method and apparatus of correlated double sampling is disclosed by creating sampled and clamped signals from CCD imager outputs that are in phase with the CCD imager outputs comprising: providing...
6275265 Video signal synchronizing apparatus  
An apparatus for performing a generator locking for a video signal including a first video processing circuit for processing an input video signal, an expansion module having a second video...
6262695 Method and apparatus for phase-locking a plurality of display devices and multi-level driver for use therewith  
A method and apparatus for phase-locking a plurality of display devices and multi-level driver for use therewith. Each of the display devices displays an image under the control of a distinct clock...
6246439 Transparent embedment of data in a video signal  
A method and apparatus for transparently embedding data into a video signal modulates a particular carrier frequency with a randomized pattern representing the data. The randomized pattern may be a...
6243032 Decode apparatus that can accommodate dynamic change in sample data attribute during decoding process  
An A/V signal pickup unit receives an audio digital data stream. A CPU carries out a decode process, and adds tag data indicating the attribute of audio sample data to provide the same to an audio...
6191821 Method and apparatus for synchronization of periodic signals  
A method and apparatus for synchronizing unrelated reference signals originating from two or more sources at different locations, which signals may be in different signal formats and/or subject to...
6175604 Clock synchronization over data transmission networks  
A technique has been devised which may be used to synchronize a receiver clock to a transmitter clock at either end of a transmission network having jitter intrinsic therein. The technique is...
6160548 Method and mechanism for synchronizing hardware and software modules  
A method and system for synchronizing modules associated with audiovisual devices, generally for use with a digital non-linear editor. A logical clock communicates information, including time and...
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