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8428426 |
Digital video recording/playback apparatus
A digital video recording/playback apparatus is provided in which maximum delay can be easily changed in accordance with the bit rate of inputted video data. The digital video recording/playback...
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8390484 |
Method and apparatus for decoding transmitted/received data
The present invention discloses a transmitted/received data decoding method and apparatus, which achieve effects of decoding performance improvement and synchronous detection. The decoding method...
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8285106 |
Information processing apparatus
Audio data is prevented from not synchronizing with video data when splicing. A first GOP of a video stream of a second program is spliced to a last GOP of a video stream of a first program. A...
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8233765 |
Audio/video synchronization with no cleanpoints
A computing system that has access to a streamed multimedia sample that is stored on a storage medium applies a zero-based presentation timestamp numbering scheme to the data packets of the...
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8111971 |
Systems and methods of reducing media stream delay through independent decoder clocks
In one embodiment, a method of reducing video delay in a program stream comprises: setting an audio reference clock to an initial value based on a presentation timestamp for a frame that is the...
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8111326 |
Post-capture generation of synchronization points for audio to synchronize video portions captured at multiple cameras
Embodiments of the invention relate generally to computing devices and systems, software, computer programs, applications, and user interfaces, and more particularly, to synchronizing portions of...
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8107786 |
Systems and methods to modify playout or playback
Systems and methods to modify playout or playback include a first and second approach to respond to a trick mode request (e.g., fast forward, rewind). First, a trick mode request may be responded...
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8027560 |
System and method for synchronizing playback of audio and video
A system and method for providing a digital In-Flight Entertainment (IFE) system in a vehicle, such as an aircraft, that is capable of presenting a video program and associated audio in a...
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8005338 |
Recording and reproducing device
The following configuration is preferable for providing a digital broadcast-enabled recording and reproducing device involving no lip-sync error and offering good usability. For example, the...
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7983525 |
Recording apparatus and method and program
A recording apparatus includes a synchronization-signal generator configured to generate a predetermined synchronization signal on the basis of a reference synchronization signal; a resolution...
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7876996 |
Method and system for time-shifting video
A method and system for time-shifting video. Specifically, in the method a digital input video signal is received at a processor unit, such as a video processor unit (VPU). A live feed of the...
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7100066 |
Clock distribution device and method in compact PCI based multi-processing system
Disclosed is a clock distribution device and method in a compact PCI system based multi-processing system. A compact PCI based multi-processing system preferably includes processing signals upon...
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6788879 |
Image signal processing apparatus
A signal processing apparatus receives a signal train including image signals of a plurality of frames and additional signals added to the image signals on a frame unit basis for controlling the...
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6731865 |
Recording/playback apparatus and method capable of modifying the number of retry operations
A recording/playback apparatus, includes a supplying device for supplying continuous data at a predetermined transfer rate. A recording device having a certain seek performance and recording mode...
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6587638 |
Recording/ reproducing apparatus and input/ output device
A recording/reproducing apparatus is provided for effecting digital processing to convert an analog video signal into a digital signal without losing character data superimposed over a vertical...
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6512884 |
Method and apparatus for synchronized play back of audio-video signals
A method and an apparatus for synchronized play back of audio-video signals, even when plural digitally compressed audio data are separated and played back, avoid time lag or lead of reference time...
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6510279 |
Audio/video synchronous reproducer enabling accurate synchronization between audio and video and a method of audio/video synchronous reproduction
In an audio/video synchronous reproducer for carrying out audio reproduction and video display synchronously in response to audio data and video data, an audio processing section (6) processes the...
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RE37904 |
Apparatus in digital video tape recorder for detecting a sync signal in digital data
An apparatus for a digital video tape recorder for detecting a sync signal in digital data includes: a data restoring device for producing serial data and a serial clock signal received from a...
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6430361 |
Multi-angle digital and audio synchronization recording and playback apparatus and method
A digital video playback apparatus selectively reproduces video signals which are recorded by using a plurality of cameras each at different angles and method therefor. A digital playback apparatus...
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6330391 |
VTR signal processing circuit
In a VTR signal processing circuit, a first reproduced color under signal and a second reproduced color under signal obtained by delaying by one or two horizontal period in synchronism with a...
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6188829 |
Data reproduction apparatus for character multiplexing video signal
A data reproduction apparatus for character multiplexing video signal includes an A/D converter circuit for converting a character multiplexing video signal into a digital video signal, an FC...
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6075917 |
Jitter compensating method and device for OSD
A jitter compensating device for an on-screen display (OSD) of a picture reproducing apparatus which performs a normal-play mode and a special-play mode includes a compensating vertical synchronous...
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RE36339 |
Circuit for tape duplication in video tape recorder
The invention provides a FM signal transfer-recording system of VTR including; a RF output signal through the low pass filter of the reproduction set is applied to the pre-amp through the high...
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5841942 |
Code recording apparatus
The disclosed code recording apparatus can record broadcasted interframe prediction-coded code trains on a storage medium in such a way that pictorial images of smooth motion can be reproduced from...
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5815634 |
Stream synchronization method and apparatus for MPEG playback system
A multimedia system including an audio/video decoder/decompresser for decoding/decompressing a compressed encoded audio/video data stream to generate video images for display and audio signals for...
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5758010 |
Reproducing apparatus with time base corrector
A reproducing apparatus for reproducing a signal by moving a record bearing medium and a reproducing head relative to each other is provided with a time base corrector for correcting the time base...
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5687037 |
Video tape recorder for long-play mode recording/reproducing
A video tape recorder for long-play mode recording/reproducing includes a capstan servo circuit including a N-multiplying means for inputting a capstan frequency signal and multiplying the input...
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5625614 |
Optical disc data recording apparatus and method using modified pit lengths
An information recording apparatus for recording at least a video signal and a digital audio signal onto an optical record medium, is provided with: a pulse signal generation device for generating...
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5559812 |
Digital time base corrector using a memory with reduced memory capacity
A digital time base corrector uses a memory with a reduced storage capacity, to reduce the cost. Absolute value data of an amplitude and polarity data of a burst signal in a color video signal are...
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5530599 |
Apparatus for compensating a delay time of time code signal used in a digital audio tape recorder
A digital tape recorder is provided in which main digital signals and time code signals are recorded on a magnetic tape after realization of the timing concurrence between these signals. To this...
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5526126 |
Signal processor for VTR which converts color under signals to color signals
A first reproduced color under signal is delayed by one or two horizontal periods by a delay circuit, and this delayed second reproduced color under signal and the aforementioned first reproduced...
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5493341 |
Digital non-linear pre-emphasis/de-emphasis apparatus for video signals in a video signal recording and reproducing apparatus
A digital non-linear pre-emphasis/de-emphasis apparatus includes a first filter for multiplying an input signal by a first coefficient varying non-linearly according to the amplitude of the input...
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5463475 |
Semiconductor delay line driven by an input signal-derived reference signal
A method of driving a CCD semiconductor delay line capable of providing a good delay characteristic without externally supplying a clock signal. An intermittent reference signal is extracted from...
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5428453 |
Magnetic disk recorder
In a magnetic disk recorder, a displacement of recording timings of a video signal and a timebase-compressed audio signal on a master disk can be corrected on a slave disk. When an output of a...
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5424849 |
Video signal reproduction apparatus and time base correcting device
The video signal reproduction apparatus having two kinds of equalizing circuits to correct the level of a frequency-modulated luminance signal, that is, a first equalizing circuit which raises the...
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5398114 |
Circuit for compensating for the drop-out of a reproduced video signal
A drop-out compensator for a video reproducing apparatus comprises a switch device for selectively outputting a reproduced video signal and a 1H-delayed signal in response to a drop-out detecting...
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5371604 |
Apparatus for edit recording of a compressed digital video signal on a recording tape
In an apparatus for multi-segment recording/reproducing of a compressed digital video signal, a reproduced position within a group unit of the video signal is detected by a reproduced position...
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5347316 |
Image information transmission system having time base variation correcting function
An image information transmission system of the kind receiving a transmitted analog image signal and forming digital image data by sampling the received analog image signal is arranged to control...
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5333082 |
Video signal recording/reproducing apparatus
A video signal recording/reproducing apparatus is provided a rotary drum, recording and reproducing heads. Synchronous separation units separate vertical synchronous signals from input and...
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5315401 |
Apparatus for recording and/or reproducing digital video and audio signals operable in an after-recording mode
A digital video tape recorder for recording and reproducing digital video and digital audio signals in separate portions of at least one common record track is operable in an after-recording mode,...
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5303046 |
Video signal processing apparatus with time base correction and inhibition of horizontal sync signal replacement during vertical flyback
In a video signal processing apparatus for correcting time axis errors using a memory, with replacement of a horizontal sync signal in a video signal read out from the memory by a reference...
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5298998 |
Synchronous clock generator and time-base error corrector
In a clock generator circuit, a zero hold circuit produces from a fixed clock signal a zero hold clock signal which is in phase with an external sync signal. A phase comparator circuit produces...
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5299070 |
Digital signal reproducing system for processing the reproduced digital signal with the most favorable error rate
A digital signal played back from a record medium is supplied to plural processing circuits which exhibit respectively different characteristics to impart different error rates to the digital...
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5270873 |
Signal recording and editing apparatus
In a signal recording apparatus, a signal recording track and a tracking error detection track are formed in the predetermined positions of a recording track in ordinary recording. In editing and...
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5249065 |
Still picture recording apparatus
The invention relates to a still picture recording apparatus for selecting and recording a desired screen of analog video signal as a still picture. The apparatus of the invention includes a still...
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5223943 |
Still-video signal playback apparatus with plural system demodulator and low pass filter selection and delay compensation
A charge transfer element is utilized and the frequency of clock pulses applied to the charge transfer element is adjusted to compensate for the amount of delay of a luminance signal, which differs...
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5210618 |
Method, apparatus and record carrier for video signal recording and reading wherein signal blocks occurring during switching are repositioned and preserved
When, for example, MAC (multiplexed analog components) signals (inter alia C-MAC or D2-MAC signals) are recorded directly on a video recorder and no special steps are taken, information will be...
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5210619 |
Chroma phase modulator
An A/D converter converts a composite video signal to a digital signal. A bandpass filter extracts a chroma signal-A sinX from the composite video signal in digital form. A delay circuit delays the...
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5208678 |
Audio and video data synchronization apparatus for recording and reproducing system
A frequency converting circuit serves to generate a clock signal of a video sampling frequency from one of a clock signal or a sync signal outputted from a digital audio interface. An oscillator...
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5193035 |
Apparatus and method for phase correction of a clock signal by controlling the variable delaying thereof
In a playback phase correction apparatus for a video recorder, a signal level of an input signal is compared with predetermined reference levels at times according to a playback clock signal. The...
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