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| Number | Title | Issue Date |
| 8081394 | Information recording apparatus and method, information reproducing method and fade-in memory, with summary information corresponding to plurality of information recording elements An information recording apparatus has a plurality of fine particles forming an array on a plane in close proximity of each other, each of the plural particles including a ferromagnetic metal, a light-emitting device for exciting a near-field light, and a photo-elec... | 12/20/2011 |
| 7334165 | Signal processing apparatus and a data recording and reproducing apparatus including local memory processor In a data recovery processing, the conventional overhead, primarily, latency due to a rotational recording media is removed. Secondary, in a signal processing or in a recording and reproducing apparatus, reliability of data reproduction is improved by repeatedly pro... | 02/19/2008 |
| 7259927 | Method and apparatus for improving signal-to-noise ratio for hard disk drives A hard disk drive comprising a plurality of read/write heads oriented to serially read data from the magnetic media of the disk drive. The head output signals are delayed and combined to provide a time aligned composite signal for determining the value of the data b... | 08/21/2007 |
| 7251281 | Method and apparatus for continuous cross-channel interleaving A method of interleaving data for transmission is provided wherein first and second interleaving patterns for arranging data symbols in a source data stream into first and second transmitted data streams are selected. Each of said data symbols has at least one bit. ... | 07/31/2007 |
| 7230787 | Method and apparatus for head control, and disk-drive apparatus An apparatus that controls a head that reads data from and writes data to a recording medium of which a spinning speed is controlled based on a clock signal includes a clock-error detecting unit that detects an error in the clock signal, and a head-retraction contro... | 06/12/2007 |
| 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 media program signal, measuring the timing interval from the audio event ... | 05/01/2007 |
| 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 recording/reproduction section reproduces an audio signal sequence includ... | 04/10/2007 |
| 7181299 | Transmitting method and apparatus The present invention makes it possible to readily judge details of data transmitted through a bus line, such as channel structure, at a receiver's end. When data is transmitted in a predetermined format with units having a predetermined data length among devices li... | 02/20/2007 |
| 7177107 | Preamplifier circuit with signal interference cancellation suitable for use in magnetic storage devices In one illustrative example disclosed, a magnetic storage device includes at least one magnetic disk; a magnetic head which includes first and second read sensors; a suspension which supports the magnetic head relative to the magnetic disk; and read circuitry which ... | 02/13/2007 |
| 7164803 | Method for encoding digitized images A method of encoding a digitised image including several pixel lines, which consists in encoding one line with a series of sub-codes characteristic of the length of the successive fields and their colour. When the image includes several identical successive lines, t... | 01/16/2007 |
| 7120352 | Selectable recording frame rate video tape recorder A video tape recorder is provided which is capable of recording information at different frame rates while maintaining accurate time codes. Data about a recording frame rate set at recording time and time code data about DF/NDF settings are recorded in an AUX area o... | 10/10/2006 |
| 7069092 | Digital audio signal filtering mechanism and method Essentially all of the processing parameters which control processing of a source audio signal to produce an encoded audio signal are stored in an audio processing profile. Multiple audio processing profiles are stored in a processing profile database such that spec... | 06/27/2006 |
| 7058086 | Method and apparatus for concatenated convolutional encoding and interleaving A method and apparatus encode a source data stream via convolutional encoding. One or more encoded data streams are interleaved and transmitted on one or more transmission channels. Data groups generated via convolutional encoding are interleaved via time-interleavi... | 06/06/2006 |
| 7028214 | Signal processing apparatus and a data recording and reproducing apparatus including local memory processor In a data recovery processing, the conventional overhead, primarily, latency due to a rotational recording media is removed. Secondary, in a signal processing or in a recording and reproducing apparatus, reliability of data reproduction is improved by repeatedly pro... | 04/11/2006 |
| 7003317 | Motorcycle helmet communication cable Motorcycle helmet communications cables connecting substantially all models of cellular telephones to a “CHATTERBOX” HJC-GMRS X1 rider-to-rider motorcycle helmet communication system. A length of audio cable is provided with a 3.5 mm stereo plug at one end desig... | 02/21/2006 |
| 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 recorded, and a plurality of content information recording areas on which... | 02/07/2006 |
| 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 same, and following the serial data, the transmitting circuit transmit... | 01/10/2006 |
| 6975470 | Data readers A data reader derives a signal on reading a data holding medium. The data reader has processing circuitry to process the signal. The processing circuitry includes a filter having a variable cut-off frequency, a velocity signal generator that produces a signal corres... | 12/13/2005 |
| 6970938 | Signal processor A detection circuit detects a slice start code from an input stream. Based on a result of the detection and a frame pulse, a reference macroblock (MB) address generated by a timing generator is sent to an address comparator. The input stream which has been phase-adj... | 11/29/2005 |
| 6970527 | Transmitting circuit and method thereof, receiving circuit and method thereof, and data communication apparatus A method of frame synchronization serial data transmission. A transmitting circuit in a data communication apparatus converts frame data into serial data and transmit the same, and following the serial data, the transmitting circuit transmits frame synchronization d... | 11/29/2005 |
| 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 corresponding to user's settings. 24-bit/sample audio data that is input... | 09/27/2005 |
| 6947250 | Disk storage apparatus In a disk storage apparatus, an micro processing unit (MPU) as an upper unit calculates a positional relationship between a head section and storage disks using disk management data indicating the positional relationship of servo information among the storage disks ... | 09/20/2005 |
| 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 180 degrees apart from each other on a rotary head. The thi... | 09/16/2003 |
| 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 set. Then, 2000 sectors are set to the stream #1 and a specifi... | 12/17/2002 |
| 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 can increase in the friction of the actuator bearing which... | 10/22/2002 |
| 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 patterns a plurality of binary data reproduced in parallel from ... | 11/20/2001 |
| 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 for storing therein a logical address for the hard disk H... | 10/23/2001 |
| 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 number of bits is recorded, a first management area 2 where... | 11/28/2000 |
| 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 and from a tape-like recording medium. The data rate of th... | 08/22/2000 |
| 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 into blocks having a data size, each block reserved for audi... | 08/01/2000 |
| 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 junction recording or after-recording, the signals can be r... | 06/06/2000 |
| 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 signal to a signal recording device is a signal obtained on sam... | 03/14/2000 |
| 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 junction recording or after-recording, the signals can be r... | 02/01/2000 |
| 5999508 | 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 number of bits is recorded, a first management area 2 where... | 12/07/1999 |
| 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 recording video data or reproduced video data supplied thereto. Th... | 05/25/1999 |
| 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 region on a track and an audio signal representing a prede... | 12/08/1998 |
| 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 reproducing head to scan concurrently regions which respectively inc... | 12/01/1998 |
| 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 dimension. In intermittent-feed still-speed recording, recordi... | 10/20/1998 |
| 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 controlling write operations in which the data are simultaneo... | 08/11/1998 |
| 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 high-definition television scheme, on a recording medium in accorda... | 05/26/1998 |
