| Patent Number |
Title Of Patent |
Date Issued |
| 7551840 |
Video tape recorder and recording method |
June 23, 2009 |
| A video tape recorder for recording high definition television video signals onto a magnetic tape, and recording at least reproduction standard management information in the order of pictures of video data in a main sector, and in the order of pictures of compressed video data in a s |
| 7450817 |
Magnetic tape recording apparatus |
November 11, 2008 |
| The invention relates to a magnetic tape recording apparatus which can record digital image data sufficient to allow a good image to be displayed upon variable speed reproduction in the long time mode. When image data for variable speed reproduction (for example, sixteenfold speed re |
| 7421190 |
Video tape recorder and recording method |
September 2, 2008 |
| The present invention is particularly applied to a video tape recorder for recording a video signal of an HDTV (high-definition television) on a magnetic tape. In the video tape recorder, the recording position of the head of each pack unit is set so as to have a predetermined relationsh |
| 7379659 |
Recording apparatus and method, playback apparatus and method, and recording medium therefor |
May 27, 2008 |
| Audio signals and video signals are recorded as follows. Three video PES packets, each being formed of one video frame, are combined to form a video editing unit. Then, the video editing unit and the associated audio editing unit are alternately disposed on a magnetic tape. The recorded |
| 7362954 |
Recording apparatus and method, recording medium, and program |
April 22, 2008 |
| When the head of a data pack that can be a start point of consecutive recording is included in an ECC (error correcting code) bank, data indicating this is set in an ECCTB (error correctly code two-B picture). When the head of a data pack that can be a start point of consecutive reco |
| 7321715 |
Picture data reproducing apparatus and method |
January 22, 2008 |
| In a picture data reproducing method of reproducing picture data recorded to a recording medium according the MPEG standard, there is provisionally stored, into a stream buffer, picture data grouped as a GOP which begins with an I picture, the picture data provisionally stored in the str |
| 7289720 |
Magnetic tape recording apparatus and method, magnetic tape playback apparatus and method, forma |
October 30, 2007 |
| Pictures in number indicated by a value (3 in one example) of M in a GOP structure are set as one unit. AUX data (denoted by U in FIG. 32) related to those pictures, audio data (denoted by A in FIG. 32) corresponding to those pictures, and AUX data (denoted by X in FIG. 32) related to th |
| 7242854 |
Magnetic tape recording apparatus and method, magnetic tape format, and recording medium therefo |
July 10, 2007 |
| 139 sync blocks, each having 111 bytes, are disposed on each track of a magnetic tape. Among the 139 sync blocks, 121 sync blocks each consist of a two-byte detection pattern for detecting the sync block, three-byte identification information for identifying the sync block, 96-byte main |
| 7239801 |
Recording apparatus and method, playback apparatus and method, and recording medium therefor |
July 3, 2007 |
| Audio signals and video signals are recorded as follows. Three video PES packets, each being formed of one video frame, are combined to form a video editing unit. Then, the video editing unit and the associated audio editing unit are alternately disposed on a magnetic tape. The recorded |
| 7239795 |
Picture data reproducing apparatus and method |
July 3, 2007 |
| In an STC generating step, STCs (STC_d) delayed a time "System_delay" from STC (STC_medium) in compressed picture data read from a recording medium in the normal-speed reproduction mode is sequentially generated. In this STC generating step, there is set at shift from a variable-speed |
| 7231137 |
Recording apparatus and method, playback apparatus and method, and recording medium therefor |
June 12, 2007 |
| Audio signals and video signals are recorded as follows. Three video PES packets, each being formed of one video frame, are combined to form a video editing unit. Then, the video editing unit and the associated audio editing unit are alternately disposed on a magnetic tape. The recorded |
| 7221856 |
Recording apparatus and method, playback apparatus and method, and recording medium therefor |
May 22, 2007 |
| Audio signals and video signals are recorded as follows. Three video PES packets, each being formed of one video frame, are combined to form a video editing unit. Then, the video editing unit and the associated audio editing unit are alternately disposed on a magnetic tape. The recorded |
| 7200324 |
Magnetic-tape recording apparatus and method, magnetic-tape reproduction apparatus and method, a |
April 3, 2007 |
| A magnetic-tape recording apparatus records digital data on a magnetic tape by a rotating head. It includes a first obtaining device for obtaining predetermined-unit video data; a second obtaining device for obtaining audio data corresponding to the predetermined-unit video data; a s |
| 7155114 |
Information recording apparatus and method, information reading apparatus and method, magnetic t |
December 26, 2006 |
| An information recording apparatus for recording information on a predetermined recording medium includes a creation unit for creating search data from main image data; and a recording unit for recording the search data created by the creation unit and the main image data on the reco |
| 7088911 |
Recording apparatus and method, playback apparatus and method, and recording medium therefor |
August 8, 2006 |
| Audio signals and video signals are recorded as follows. Three video PES packets, each being formed of one video frame, are combined to form a video editing unit. Then, the video editing unit and the associated audio editing unit are alternately disposed on a magnetic tape. The recorded |
| 7076156 |
Recording apparatus and method, playback apparatus and method, and recording medium therefor |
July 11, 2006 |
| Audio signals and video signals are recorded as follows. Three video PES packets, each being formed of one video frame, are combined to form a video editing unit. Then, the video editing unit and the associated audio editing unit are alternately disposed on a magnetic tape. The recorded |
| 7058283 |
Magnetic tape tracking control apparatus and method, magnetic tape format, recording medium and |
June 6, 2006 |
| Magnetic tape tracking control apparatus and method, magnetic tape format, recording medium and program for controlling tracking of tracks on a magnetic tape by a rotary head are disclosed. The magnetic tape tracking control apparatus comprises a first generating element for encoding an |
| 7027715 |
Magnetic-tape recording apparatus, magnetic-tape recording method, magnetic tape, and recording |
April 11, 2006 |
| Data for variable-speed reading (such as 16-times-faster reading) is distributed and recorded at positions where a trace is to be made during the variable-speed reading. When data recording is performed by an MPEG method, for example, data for generating an I picture is recorded. |
| 6996330 |
Magnetic tape recording apparatus and method, magnetic tape format, and recording medium therefo |
February 7, 2006 |
| 139 sync blocks, each having 111 bytes, are disposed on each track of a magnetic tape. Among the 139 sync blocks, 121 sync blocks each consist of a two-byte detection pattern for detecting the sync block, three-byte identification information for identifying the sync block, 96-byte main |
| 6996328 |
Magnetic tape recording apparatus and method, magnetic tape playback apparatus and method, forma |
February 7, 2006 |
| Pictures in number indicated by a value (3 in one example) of M in a GOP structure are set as one unit. AUX data (denoted by U in FIG. 32) related to those pictures, audio data (denoted by A in FIG. 32) corresponding to those pictures, and AUX data (denoted by X in FIG. 32) related to th |
| 6040693 |
User initiated magnetic head wear measuring and display system |
March 21, 2000 |
| A magnetic recording and reproducing apparatus in which a magnetic head contacts a recording medium to record or reproduce a signal onto or from the recording medium. The apparatus includes a measurement unit for measuring an abrasion amount of the magnetic head and outputting measur |
| 5963382 |
Methods of recording and reproducing and apparatus for recording and reproducing time codes |
October 5, 1999 |
| A supplied time code is multiplied to generate detailed time data. The detailed time data are latched at a given time in an input signal. The latched time data are converted into converted time data having a given data format. The converted time data are recorded in the same transmission |
| 5383069 |
Data reproducing device with drop out detection of position information and means for compensati |
January 17, 1995 |
| A data reproducing device for reproducing a positional information track formed in the longitudinal direction of a magnetic tape according to the present invention is capable of easily correcting regenerative positional information on the basis of count information even when the regenera |
| 5331616 |
Information recording and reproducing apparatus with self-diagnosis information storage mechanis |
July 19, 1994 |
| An information recording and reproducing apparatus having a self-diagnosis information storage mechanism is provided. This apparatus stores self-diagnosis information without increasing the storage capacity thereof and erasing important error information. According to the present inv |
| 5304907 |
Servo system that controls a motor and compensates for system irregularities |
April 19, 1994 |
| A servo system for a motor having a rotor that includes a phase detector circuit for detecting a rotational phase of the rotor and for defining a plurality of angular positions of the rotor, each angle between adjacent angular positions being of the same size, a rotating device for rotat |
| 4805053 |
Method and apparatus for detecting position of tape when recording or reproducing signals thereo |
February 14, 1989 |
| In recording and/or reproducing signals on a tape running between supply and take-up reels on which the tape is wound, the tape position is detected by initially determining the radii of the outer turns of the tape on the supply and take-up reels with the tape in a reference position, |
| 4773616 |
Cassette tape loading apparatus |
September 27, 1988 |
| A cassette tape loading apparatus is provided, by which a cassette tape wound around a pair of reels of a tape cassette is drawn from the tape cassette, wrapped around a rotary head drum of a cassette tape recorder and then recorded and/or reproduced, in which revolution speed of a reel |
| 4713715 |
Tape position display apparatus using counter roller pulses and CTL pulses |
December 15, 1987 |
| A tape position display apparatus including a circuit for generating first electrical pulses in response to transport of a tape, a first counter for counting the first electrical pulses, a circuit for generating second electrical pulses from a control track signal recorded on a tape in |
| 4694234 |
Apparatus for compensating a quantization error |
September 15, 1987 |
| An apparatus for compensating for a quantization error has a time detector circuit for detecting a time signal on the basis of the number of clock signals occurring within the period of such time signal, a quantization error detector circuit for generating a quantization error time signa |
