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7379653 Audio-video synchronization for digital systems  
The audio-video synchronization process ensures continuity of displayed AV data. To initialize the process, a transport processor determines whether an occupancy criterion of a buffer storing...
7376188 Format structure of serial data and serial data conversion apparatus  
Disclosed is a serial data conversion apparatus comprising: a video signal packet conversion unit for converting a characteristic signal of a video signal into a video signal characteristic packet...
7369614 MPEG decoder of images from multiple sequences  
A circuit for controlling an MPEG decoder rated by a signal of given period likely to decode several coded images, receiving at each period beginning an order to decode several images of a first or...
7349472 Rate-distortion models for error resilient video transcoding  
A model stored in a memory accessible by a video transcoder includes a first rate-distortion function modeling a requantization of an input video. A second-rate distortion function models a...
7339958 System and method for performing signal synchronization of data streams  
A system for performing signal synchronization of data streams having frames associated with source time reference. A system clock generates a local time reference. A decoder processes the data...
7327790 MPEG on screen display coder for DTV interfaces  
An MPEG on-screen display coder includes a buffer, an MPEG encoder, and a multiplexer. The buffer receives and buffers an MPEG transport data stream containing frames of a selected program and...
7327789 Decoding apparatus, decoding method, decoding program, and decoding program storage medium  
A decoding apparatus is provided with a decoder for receiving plural bit streams and decoding the respective bit streams to output decoded bit streams, and a decoding state holder for saving and...
7298779 Fast code acquisition method based on signed-rank statistic  
The present invention relates to the fast code acquisition methods based on signed-rank statistic. In more detail, it presents novel detectors required for PN (PN) code acquisition in DS/SS system....
7289494 Systems and methods for wireless communication over a wide bandwidth channel using a plurality of sub-channels  
A method of communicating over a wideband communication channel divided into a plurality of sub-channels comprises dividing a single serial message intended for one of the plurality of...
7277457 Sync bursts for frequency offset compensation  
A method ( 500 ) and system for compensation of frequency offset between a first transceiver ( 102 ) and a second transceiver ( 104 ) in wireless communication are disclosed. The compensation of...
7277099 Video and graphics system with an MPEG video decoder for concurrent multi-row decoding  
A video and graphics system processes video data including both analog video, e.g., NTSC/PAL/SECAM/S-video, and digital video, e.g., MPEG-2 video in SDTV or HDTV format. The video and graphics...
7263110 Synchronizing clock signals of server and client devices in a network system based on power source synchronous pulse signal  
In a network system, clock signals of a server device and a client device are synchronized with each other without having any influence of a change and a delay of the transmission time of data....
7260150 Systems and methods for decoding of partially corrupted reversible variable length code (RVLC) intra-coded macroblocks and partial block decoding of corrupted macroblocks in a video decoder  
The invention is related to methods and apparatus that recover usable video data from partially corrupted data. Embodiments inspect corrupted data packets and identify the location or locations of...
7260149 Digital data transmission apparatus, digital data reception apparatus, digital broadcast reception apparatus, digital data transmission method, digital data reception method, digital broadcast reception method, and computer program  
A multiplexer 106 conducts time division multiplexing on various data trains input from a digital broadcast reception tuner 103 and various interfaces 104 and 105 while adding packet...
7245665 Wireless remote operation system  
A remote operation system includes a server and a client. In the server, a video-audio data conversion-into-common-format section converts data in a format unique to application software into data...
7245664 Transmission control method of coded video signals and transmission system  
A system for transmitting coded digital video signals in a packet form through a signal line and a method of controlling the system. A transmission portion converts the digital video signals to a...
7245663 Method and apparatus for improved efficiency in transmission of fine granular scalable selective enhanced images  
Improved efficiency in transmission of FGS encoded video data is achieved by reducing the transmission of overhead information items necessary to decode the received video data. After establishing...
7239663 Image capture and transmission system  
An image capture and transmission system includes first and second imaging devices. A timing signal generator produces a timing signal. A common drive circuit operates for driving the first and...
7236531 Display apparatus displaying certain data without a program clock reference  
A multichannel display data generating apparatus displays AV data on a plurality of screens. A channel displayed on one of the screens is displayed without a program clock reference.
7236530 Variable-length decoding apparatus and decoding method  
Encoded data using reversible variable length code words is input to a forward decoder ( 123 ) to be decoded in the forward direction. When an error is detected in the encoded data in the forward...
7230987 Multiple time-base clock for processing multiple satellite signals  
An integrated receiver with multiple, independently synchronized clock signals for multiple channel transport stream decoding and delivery substantially implemented on a single CMOS integrated...
7230651 A/V decoder having a clocking scheme that is independent of input data streams  
Devices and methods are disclosed for decoding data in a data stream. One embodiment relates to a method of decoding data using an A/V decoder. In this embodiment, timing information is recovered...
7227899 Method and system for re-multiplexing of content-modified MPEG-2 transport streams using interpolation of packet arrival times  
A system and method is provided for revising the time stamp information in an MPEG-2 encoded data transport stream after content in the transport stream is modified. Incoming packets are stamped...
7224736 Adaptive clocking mechanism for digital video decoder  
An adaptive clocking mechanism is provided for a digital display system. The digital display system includes a clock recovery system, for recovering a system time clock from a video bit-stream...
7213190 Data processing apparatus and method  
A data processing apparatus according an aspect of this invention has a syndrome calculation unit configured to calculate the syndrome of a demodulated data sequence. The syndrome calculation unit...
7203240 Method of recovering clock signal using user clock code in TDM digital video signal and transmitting/receiving apparatus used for the method  
A clock recovery method for a TDM digital video signal and a transmitting/receiving apparatus for the clock recovery method are disclosed. A transmitter inserts a user clock code containing a...
7202803 Methods and systems for synchronizing data streams  
Methods and systems are provided for synchronizing various time-stamped data streams. The data streams can be synchronized to another data stream or to a point of reference such as a reference...
7188354 Splicing compressed, local video segments into fixed time slots in a network feed  
A method for seamlessly splicing a local commercial segment into an existing network time slot, without decoder buffer overflow or underflow. The vbv_delay of the commercial segment is manipulated...
7174560 Method of synchronizing events with a digital television audio-visual program  
A method and apparatus for synchronizing an event produced at a digital television receiver with an instant of a transmitted video, audio, or data element of a digital television program is...
7174090 Digital VTR  
In a digital VTR having a certain recording bit rate, within a range not higher than a remaining data rate after recording the bit stream, first HP data D 1 is recorded in first specific regions,...
7173948 Optical transmission/reception system for various video signals  
A special-code encoding circuit generates a first special code to be added to a video signal and a second special code to replace a synchronous signal. A multiplex circuit multiplexes the video...
7136415 Method and apparatus for multiplexing multi-view three-dimensional moving picture  
An apparatus and method for multiplexing a multi-view three-dimensional moving picture according to a user's request is disclosed. The apparatus multiplexes a multi-view three-dimensional moving...
7136399 Latency handling for interconnected devices  
A data processing system comprises a cluster of devices ( 16 ) interconnected for the communication of data in streams, particularly digital audio and/or video data. One of the devices ( 10 ) is a...
7126646 Device and method for tracking phase error in digital TV receiver  
Device and method for tracking a phase error in a digital TV receiver, wherein a phase noise compensated I signal is subtracted from I level reference signals of VSB signal, to obtain an error of...
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...
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...
7107474 Data transfer unit and method  
A data transfer unit ( 13 ) is provided for use in a clock swapping system which controls data transfer with a data transmission permit signal (rwo) and data reception permit signal (rro). The data...
7088777 System and method for low bit rate watercolor video  
A video compression/decompression procedure that provides a reliable, low bit video bit stream with some color features over relatively low bandwidth wireless networks. The procedure provides some...
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...
7075994 Signal transmission method and signal transmission apparatus  
An encoder generates a TS packet of PSI and PCR in synchronization with reference signals generated by an STC reference signal generator and by a picture sequence reference signal generator. A...
7075950 Program clock reference correction method in a multiplexed burst mode downlink transmission in an integrated multispot satellite communication system  
Program Clock Reference correction method in a multiplexed burst mode downlink transmission in an integrated multispot satellite communication system (S) in a multimedia broadcasting network for...
7072404 Decoding apparatus, control method therefor, and storage medium  
This invention provides a decoding apparatus and control method therefor capable of eliminating visual flaws between frames even if several frames cannot be decoded. The first data is read out (S...
7068719 Splicing of digital video transport streams  
A mechanism for splicing advertisements, local programming and the like into a digital video transport stream is provided. In order to achieve proper splicing, an appropriate number of frames is...
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...
7053959 Digital video encoder  
A mask circuit masks a digital video signal so that a video signal of an analog video signal is not outputted for a predetermined period after the start of output of a horizontal synchronizing...
7050496 Multi-channel image encoding method and system  
A method and apparatus for encoding multi-channel video signals is disclosed. In order for multiple of input channels to share hardware resources, one input channel is selected and multi-channel...
7042949 Robust data transmission using broadcast digital television signals  
A DTV signal includes frames, and the frames include data segments. Data segments are replaced by codewords which represent digital data. The DTV signals are broadcast and received by receivers....
7039114 Data separation and decoding device  
A clock recovery circuit is provided with an STC counter, an adder for setting the initial value of the STC counter by adding the value of a PCR and the multiplexing delay time; a subtracter for...
7027517 Method and apparatus for coding moving picture image  
A video coding apparatus includes a coder section 101 for coding an input video picture, an important information constructing section 102 for extracting important information from coded...
7027516 Method and apparatus for splicing  
A method and apparatus for splicing programs in the MPEG domain, wherein program data is carried in MPEG transport streams (TS) of data packets. The data packets carry application data, e.g. video...
Matches 1 - 50 out of 213 1 2 3 4 5 >