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7203012 |
Signal processing apparatus
A signal processing apparatus which is capable of reducing the occurrence of noise at editing points without the need to decode an encoded audio signal when editing the encoded audio signal. A...
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6995936 |
Information recording apparatus and information recording method
An information recording apparatus for recording content information on an information recording medium includes a main information recording area on which main information to be reproduced is...
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6985546 |
Transmitting circuit and method thereof, receiving circuit and method thereof, and data communication apparatus
A method of frame synchronization for serial data transmission is presented herein. A transmitting circuit in a data communication apparatus converts frame data into serial data and transmits the...
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6950603 |
Digital signal, processing apparatus, digital signal processing method, digital signal recording apparatus, digital signal reproducing apparatus, and digital video-audio signal recording and reproducing apparatus
The present invention is to provide a digital video-audio signal recording and reproducing apparatus that allows the number of channels of audio data and the data width per sample to be changed...
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6621981 |
Video signal recording/reproducing apparatus and reproducing apparatus
A recording/reproducing apparatus or a reproducing apparatus has a first, a second and a third magnetic heads. The first and second magnetic heads have different gap azimuth angles and are spaced...
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6496311 |
Data recording/reproducing unit, data recording method, data reproducing method, data recording/reproducing method, hard disk controller, and AV-data recording/reproducing method
A method and system suitable for recording/reproducing audio-visual data on or from a hard disk or other storage media that can be accessed in random. Two streams, stream # 1 and stream # 2, are...
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6470412 |
Disk drive, disk control method, data read/write method, data assignment method, and disk storage medium
A disk drive and a disk drive control method is described which reduces the number of one track seeks a drive performs. The one track seeks can operate the actuator bearing in a non-linear mode or...
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6320710 |
Tape reproduction apparatus and method
The present invention enables to preferably correct mark patterns reproduced in parallel from a magnetic tape. A mark detection block 204 successively identifies as one of the plurality mark...
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6308007 |
Recording and reproducing device
A recording and reproducing device comprises a plurality of hard disks H1 through Hp, an error checker 12 for detecting write errors produced in the respective hard disks H1 through Hp, a memory 13...
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6154427 |
Recording medium, recording apparatus, reproducing method, and reproducing apparatus
A recording medium to which this invention is applied includes a first recording area 3 where a digital audio signal sampled at a predetermined sampling frequency and quantized by a predetermined...
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6108148 |
Method, device, and medium for recording digital signal
A digital signal recording and reproducing method and apparatus that record and reproduce sequentially a normal reproducing digital signal and a multiple kind special reproducing digital signal on...
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6097558 |
Digital audio signal transmission apparatus with data blocks of varying sizes
Digital audio signal transmission is provided for digitally processing, for transmission in a digital VCR format, audio signals from a plurality of channels into a digitized audio data segmented...
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6072646 |
Recording apparatus, recording/reproducing apparatus and recording method for digital signals
A recording/reproducing method for recording/reproducing digital signals on plural slanted tracks of a tape-shaped recording medium, in which, even if some of the slanted tracks are erased due to...
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6038369 |
Signal recording method and apparatus, recording medium and signal processing method
A signal recording method for recording a signal having improved sound quality while maintaining interchangeability with the pre-existing format for a digital audio disc or the like. An input...
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6021010 |
Recording method and apparatus for digital signals in which lower order bits are separated into upper and lower side bits and separately recorded
A recording/reproducing method for recording/reproducing digital signals on plural slanted tracks of a tape-shaped recording medium, in which, even if some of the slanted tracks are erased due to...
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5907661 |
Video data recording and/or reproducing apparatus
An apparatus for recording video data by forming many tracks on a recording medium and/or for reproducing the video data from the tracks is provided with a memory which is arranged to have...
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5848219 |
Recording format for an audio signal and a VCR circuit and method of operation for producing same
A recording format for audio signal recording in a VCR, wherein an audio signal is divided into a predetermined number of sectors and recorded so that a video signal is recorded in a predetermined...
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5844737 |
Reproducing apparatus with different reproduction data for normal and search modes which scans two areas of a split tape recording medium in opposite directions
A reproducing apparatus for a tape-shaped recording medium having two channels recorded in forward and backward directions, respectively. The reproducing apparatus is arranged to cause a...
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5825971 |
Magnetic head replacement structure in helical scan magnetic recording and reproducing apparatus and method thereof
A head arrangement and head offset are set so that the track pattern continuously recorded on a continuously running tape will be ordered in the sequence of recording when taken along the time...
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5793727 |
Array disk system and method of writing and reading data in array disk system
An array disk system includes a plurality of disk units respectively having at least one disk for storing data and a head for writing the data on the disk, a control unit supplied with data for...
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5758013 |
Digital magnetic recording/reproducing apparatus and cassette digital magnetic recording/reproducing apparatus
A digital magnetic recording/reproducing apparatus comprising a unit for recording high-definition information including video information and audio information, which is based on a first...
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5721647 |
Multitrack recording arrangement in which tape frames formed of laterally adjacent track frames are distributed among recording channels
In a multitrack recording arrangement in which information may be recorded in or reproduced from a plurality of adjacent tracks simultaneously and in which the plurality of adjacent tracks are...
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5706145 |
Apparatus and methods for audio tape indexing with data signals recorded in the guard band
Apparatus and methods are disclosed for providing an indexed audio tape. The method includes the step of recording data in a guard band interposed between and parallel to two signal tracks used to...
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5682457 |
Method and apparatus for recording HDTV signals having a wide bandwidth on a narrow bandwidth tape
A method of, and an apparatus for, the two-channel recording/playing back of signals in a VCR, wherein video data is divided into a signal with two channels to be recorded, so that HDTV signals can...
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5646795 |
Signal recording apparatus and signal reproducing apparatus
A video signal is divided into a plurality of partial signals. A time code signal is generated which is incremented every field or frame of the video signal. One of predetermined different...
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5634157 |
Information recording apparatus having parallel to serial and PPM signal converters
A camera comprises a photographic information output circuit section, a CPU, a PPM signal conversion circuit section, a drive section for a plurality of magnetic heads, and a film feeding section....
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5629811 |
Video signal recording apparatus with transforming an arrangement of video data
An apparatus for digitizing video signals and recording the digitized video signals on a recording medium. Digital video signals corresponding to one picture are subjected to a first arrangement...
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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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5604838 |
Method and apparatus for recording and reading a multiplexed video signal
The present invention relates to video recording and playback techniques and devices which create relative movement between a laser and an optical medium such as a flexible optical tape to permit...
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5546248 |
Reproducing apparatus that performs tracking control and phase control for a signal recorded in plural tracks of a tape medium
A reproducing apparatus reproduces information signals recorded multi-segmentally on oblique tracks on a tape. Track ID information recorded in the tracks is detected and compared with a reference...
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5541782 |
Magnetic recording and playback apparatus capatible with conventional video signal recording format
An HD image signal is recorded and reproduced by a tape head system of a conventional home VTR. An HD image signal (bb) which is of a different broadcasting system from a conventional broadcasting...
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5535064 |
Information signal recording system using different compressing methods to obtain signals for recording along with a corresponding signal indicating the method of compression
An information signal recording system arranged to divide original information signals into signal groups, each bearing a predetermined amount of information, to have a plurality of compressing...
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5519544 |
Magnetic recording/reproducing apparatus with dual purpose heads
A magnetic recording/reproducing apparatus for expanding the functions of the VTR with a limited number of heads. The apparatus includes audio heads A1 and A2 having azimuth angles of ±30 degrees...
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5506687 |
Digital signal recording and/or reproducing apparatus that evenly distributes field data across tracks
A digital video tape recording/playback system having a plurality of recording heads (A, B, C, D) on a rotating head mechanism 94 for recording slanting tracks 108 which extend diagonally across a...
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5504631 |
Magnetic recording/reproducing apparatus provides error corrections in write-after-read processing
A magnetic recording/reproducing apparatus in which the reproduced audio data is processed and is recorded in every N cycles during which the reproducing magnetic heads scan a pair of recording...
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5502527 |
Camera capable of magnetic recording
A camera capable of magnetic recording information on a first magnetic recording region and a second magnetic recording region provided on a film, comprises: a signal generating circuit which...
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5497244 |
Method for storage and retrieval of video from disks
A television storage system for editing and special effects equipment in which live video input material is recorded and converted into two parallel streams of real time live video with the input...
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5485233 |
Information recording device
A camera includes a photographic information output circuit section, a CPU, a PPM signal conversion circuit section, a drive section for a plurality of magnetic heads, and a film feeding section....
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5475439 |
Image processing apparatus with chrominance processing and luminance delay
An image processing apparatus for performing digital signal processing on an input color video signal is provided with a delay circuit for cancelling a time difference which occurs between a...
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5473478 |
Rotary head type magnetic recording/reproducing apparatus for designating video/audio signals in accordance with a predetermined distribution pattern
A rotary head type magnetic recording/playback apparatus for recording a video signal and an audio signal on multiple helical tracks formed on a magnetic tape and reproducing the video signal and...
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5465159 |
Image signal recording apparatus capable of recording field image signals, frame image signals and high definition image signals
An image signal recording apparatus of this invention for recording an image signal on a recording medium, is arranged to divide an image signal corresponding to one picture into k field image...
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5450209 |
Band-compressed signal processing apparatus
A band compression signal processor designed to convert video signals or the like into digital signals and to perform band compression by effecting both intra-frame encoding and inter-frame...
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5434723 |
Information data recording/reproducing apparatus
An information data recording/reproducing apparatus where input information data is divided into sectors and distributed to be recorded on a magnetic tape by a plurality of magnetic heads. In a...
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5432646 |
Apparatus for recording video signals and index signals on tracks of a magnetic tape
A magnetic recording and reproducing apparatus records video signals divided into plural segments in every specific group, and also records index signals accompanying the video signals in different...
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5426655 |
Method and apparatus for magnetic recording of data
Data to be recorded on a magnetic disk is binary encoded including standard error control coding. The data is divided into contiguous blocks and mapped into a sequence of complex numbers according...
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5424879 |
Apparatus for magnetic recording and reproducing digital audio data allocates upper bits and lower bits on an alternating basis among pair of tracks
A recording and/or reproducing apparatus divides long bit-length data into upper bit data and lower bit data, and records both data along with discriminating data in a manner that the upper-bit...
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5398138 |
Video tape for recording and reproducing plural different independent video signals simultaneously
A video tape recorder in which video and audio signals of a plurality of channels are simultaneously recorded onto the same tape by using the same tape running mechanism and the signals of a...
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5396373 |
Magnetic recording/reproducing apparatus using segment recording system
A digital VTR using Automatic Track Finding (ATF) of a four frequency pilot signal system, employing a multiple segment recording system for high density recording and wide band recording. In a...
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5384665 |
Data dividing apparatus
Specified modular arithmetic is applied to input digital data to divide the input data into two main codes and a subcode. Otherwise, input digital data is divided into two pieces of digital data...
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5367410 |
Storage of data on tape in multi-track frames of interleaved data, with data transfer on individual track basis
Data storage apparatus stores and retrieves data on tape, using a helical scanning write/read technique with data being stored in tracks of predetermined format written across the tape, for example...
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