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7627228 |
Wireless video transmission system
A wireless video receiving apparatus is provided with a first voltage-controlled clock generation portion that can generate a video dot clock having a relatively high frequency and a second...
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7587131 |
Audio clocking in video applications
A method of operating an electronic video device such as a DVD player, wherein video clock signals and audio clock signals are derived from a system clock signal using two phase-lock loops, and...
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7486680 |
Packet schedule timestamp for a compressed bitstream
A packet schedule timestamp is provided. A schedule information packet includes a packet schedule timestamp that represents the relative timing of data packets in a particular bitstream of a...
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7434155 |
Icon bar display for video editing system
A method and apparatus are provided for editing video sequences. The method includes the steps of providing a display with a plurality of audio/visual sequences depicted on the display where each...
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7382966 |
Apparatus and method for recording/reproducing operation information in association with video or music
Timer generates a first time code with a relatively high resolution. Second time code, given from a reproduction device in relation to video or music reproduced by the reproduction device, has a...
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7289718 |
After-recording apparatus
An audio signal is compressively encoded into encoding-resultant audio data. A video signal is compressively encoded into encoding-resultant video data. An audio time stamp for audio-vide...
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7277623 |
Equal duty cycle frequency divider
The invention relates to a frequency divider ( 1 ), in particular for radio frequency (RF) applications, wherein the division ratio can be expressed by a—preferably odd numbered...
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7260311 |
Apparatus, method, program and recording medium for program recording and reproducing
In recording and reproducing a program contents, a first difference between a desired playback start time and a time corresponding to a desired recorded video position of said program is...
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7199834 |
Vertical synchronizing signal generation apparatus and video signal processing apparatus
The vertical sync signal generator includes: a vertical sync signal separation circuit for separating a vertical sync signal of an input luminance signal and outputting the separated signal as a...
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7113692 |
Data processing device and data recording method
A recording/reproducing device has an NTSC decoder which receives a video signal and outputs a video signal, an MPEG audio encoder which receives an audio signal and outputs an audio signal, and a...
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7083320 |
Kneading apparatus and method, including selectable supply ports, for kneading rubber or rubber compositions
A continuous kneading apparatus and method are provided wherein discharge ports are provided at a plurality of positions of the barrel to discharge a kneaded product, and one of the plurality of...
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7072572 |
Method of and apparatus for merging bit streams for seamless reproduction, and recording medium for recording control information for bit stream merging
A method of and apparatus for merging bit streams for seamless reproduction, and a recording medium for recording control information for bit stream merging. System clock reference (SCR) control...
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7058281 |
Recording and reproducing apparatus, and variable speed reproducing method using same
When a variable speed reproduction of a low-time speed like an overtaking reproduction is executed by using an MPEG2 stream, deterioration in picture quality is prevented and low costs are...
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7046479 |
Magnetic recording/reproducing device having position control
Track thinning at an IN point of consecutive recording is prevented by doing a head-track one-edge coincidence tracking by using a head of a larger width than the track width. ATF control unit ( 15...
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7006756 |
Method and apparatus for timestamping a bitstream to be recorded
A set top box can be connected to a DVD Streamer via an IEEE1394 interface which contains means to timestamp data and to strip off these timestamps again, using them for timing regeneration. The...
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6901248 |
Frequency converter and radio frequency tuner
A single conversion frequency converter comprises an image reject mixer and a local oscillator. The local oscillator comprises a variable frequency oscillator and a variable divider. The variable...
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6850694 |
Video signal processing apparatus
The present invention relates to a video signal processing apparatus for outputting an inputted video signal after subjecting the video signal to time axis correction, particularly to a video...
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6789072 |
Method and apparatus for searching recorded digital data streams using packet arrival time information
A method and apparatus for recording time information for received digital data streams to be recorded on a recording medium such as a digital video disk and searching the recorded digital data...
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6714717 |
Time base corrector
A time base corrector apparatus for removing time base errors from video signals. A voltage-controlled oscillator (VCXO) is locked to the chroma burst of the input signal. The VCXO is used to...
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6694088 |
Progressive scan video production system and magnetic recording/reproducing apparatus
In a progressive scan video production system with no 30 Hz information dealing with progressive scan TV signals, phase of time code signals of 30 Hz and video signals of the progressive scan TV...
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6661966 |
Reproducing apparatus, computer-readable storage medium and method for displaying information corresponding to an area
When, after moving to an area having a time difference, a camera-integrated recording-and-reproducing apparatus has been used for taking a video image and recording the taken video image together...
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6559758 |
Multi-tone warning sounder
A sounder device includes a piezoelectric resonant transducer, an amplifier and a coupling transformer to drive the transducer, an electronic signal produced to provide an input signal to the...
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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...
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6389219 |
Method and device for controlling the phase relation between a head drum and tape feed system of a magnetic tape recording device
A method for controlling a phase relation between a head drum and a tape feed system, of a type wherein digital picture data is subdivided into blocks having an assigned pointer value each and...
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6336001 |
Digital recording/reproduction apparatus
A digital recording/reproduction method and apparatus includes a data detection circuit for detecting a frequency of occurrence of a specific data value contained in an information signal, and a...
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6282510 |
Audio and video transcription system for manipulating real-time testimony
A transcription network having linked computer terminals for a court reporter and for examining, defending, and associate attorneys. Based on the hardware present, the court reporter terminal...
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6097879 |
Video camera apparatus of digital recording type
A digital recording/reproducing video camera apparatus which externally receives analog video and audio signals as a standard video signal for data compression and recording. Selection switches for...
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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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6009226 |
Recording and reproducing apparatus for packet data
In a recording and reproducing apparatus, time stamps are generated which represent moments of arrival of sequentially-inputted packets of data respectively. The generated time stamps are added to...
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6006006 |
Frame pulse generation apparatus for a video cassette recorder
A frame pulse generation apparatus for a SD-VCR generates a correct frame pulse even though a track pair number differs from an original one due to an error, to obtain an accurate picture. A frame...
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5923377 |
Jitter reducing circuit
A sync signal correction circuit generates a corrected sync signal which is obtained by correcting a timing of a sync signal on the basis of a time axis variation component (jitter component) of...
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5835666 |
Reproducing apparatus including equalizing means which equalizes a reproduced signal when the signal is between a first and second level and varies the response speed
In equalizing a reproduced signal with an equalizer having a variable equalizing characteristic, a decision as to whether or not the equalizing characteristic is to be varied is made by using the...
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5771333 |
Video signal emphasis and deemphasis method and apparatus
An input video signal is applied to a transmission line first through a time direction emphasizer for emphasizing the levels of time direction high frequency components of the video signal,...
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5745314 |
Clock generating circuit by using the phase difference between a burst signal and the oscillation signal
A circuit for generating a clock of a predetermined frequency in folllowing-up relation to an input video signal, comprising a PLL circuit including a phase comparison circuit for comparing the...
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5661526 |
Broadcast signal receiver and tape recorder and, method of detecting additional information channel
The video cassette recorder selects channels in succession, determines the presence or absence of additional information included in the broadcast signal for the selected channel, and stores the...
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5655048 |
Image reproducing apparatus capable of eliminating vertical wobbles
A first head changeover signal generation circuit generates a first head changeover signal to be used for switching between first heads and between second heads. A second head changeover signal...
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5612788 |
Video data compression apparatus for recording and reproducing compressed video data at their various compressed data rates
Apparatus for recording and reproducing video data is described that utilizes data compression to increase storage capacity. Real time input video data is decorrelated, quantized and entropy...
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5606427 |
Video device for recording a high definition still image
A still video device in which image signals corresponding to one frame are divided into a plurality of parts. The divided image signals are stored in memory recording areas. The divided image...
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5596559 |
Information reproducing apparatus for reproducing digital information by self-clock scheme
An information reproducing apparatus includes a reproduction clock generating device for generating a reproduction clock on the basis of a multivalue signal of a reproduction signal reproduced from...
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5528307 |
Clock generator
An apparatus for correcting a time base of a video signal generates a clock which is phase-synchronized with a sync. signal of the video signal and has the same frequency. In a special reproducing...
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5483515 |
Apparatus and method for cancelling cross-talk in signals from optical data storage systems
A system is disclosed for canceling cross-talk in a data read signal from an optical data storage medium. The system includes three AD converters for receiving read signals from three read sensors,...
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5465181 |
Apparatus for recording and reproducing a digital/video signal having a reduced number of processing channels
A total of eight magnetic heads are attached to a rotary drum in a manner such that the magnetic heads of four channels are spaced apart from the other magnetic heads of four channels by an...
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5438425 |
Frequency drop out detector circuit and method thereof
A frequency drop out compensating circuit and method thereof is applicable to the signals of both NTSC and PAL systems. The frequency drop out compensating circuit for NTSC/PAL systems in an...
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5329366 |
Time base corrector for video signal
A time base corrector includes a main memory, a sub memory, and a passing detection circuit for generating a passing detection signal on the basis of the frequency difference between a write...
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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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5298999 |
Jitter detection circuit
A circuit for detecting a jitter of an image signal reproduced from a recording media, comprises a variable oblique wave generating circuit for generating an oblique wave at timing according to the...
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5293274 |
Timebase axis error compensation apparatus in an information recording/reproduction apparatus
A timebase error compensation apparatus is provided in a video tape recorder having a plurality of rotary reproducing heads from which signals are sequentially switched over to obtain a continuous...
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5289448 |
Rotation control apparatus for use with recording medium
A rotation control apparatus provides servo control over a recording medium, which allows information signals to be read thereto or written therefrom. The apparatus is capable of effecting proper...
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5243416 |
Method and apparatus for recording plurality of non-synchronous image data
Image recording method and apparatus for recording a plurality of non-synchronous image data from a plurality of imaging devices, capable of achieving a reliable image recording operation without...
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