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| Number | Title | Issue Date |
| 7756902 | Auto-id simulator An auto-identification system is described that includes a plurality of distributed auto-id nodes that are operable to track physical objects as they move through an operation of an enterprise, such as, for example, a supply chain network or a sales network. The aut... | 07/13/2010 |
| 7433146 | Method for reducing occurrences of tape stick conditions in magnetic tape Disclosed is a method for reducing occurrences of tape stick conditions in magnetic tape, the method including stopping functional rotation of each of two bi-directionally rotatable reels of a reel-to-reel tape drive that includes a length of magnetic tape at least ... | 10/07/2008 |
| 7391585 | Method for reducing occurrences of tape stick conditions in magnetic tape Disclosed is a method for reducing occurrences of stick conditions in tape, the method including stopping rotation of a supply reel and take-up reel of a drive that includes a length of tape, a portion of the tape extending between the reels and contacting a head be... | 06/24/2008 |
| 7372657 | Mechanism for minimizing unload times in a tape drive system In one embodiment, a method and apparatus for minimizing unload times in a tape drive system is disclosed. The method includes: writing to a tape in serpentine format; reaching a comparison point on the tape, wherein at the comparison point an actual capacity is com... | 05/13/2008 |
| 7365929 | Synchronous servo channel for tape drive systems A fully synchronous servo channel for a data type drive is provided which includes the initial acquisition of synchronous servo channel parameters, generation of a timing basis for signal interpolation, generation of a tape velocity estimate and a y-position estimat... | 04/29/2008 |
| 7355806 | Disk array unit A disk array unit connected to a host unit to give information thereto and receive information therefrom. The disk unit includes a plurality of disk units for storing information transmitted from the host unit and a management information recording device, formed by... | 04/08/2008 |
| 7321478 | Data transfer apparatus head cleaning A data transfer apparatus is described for transferring data between at least one transducer head of the data transfer apparatus and a data medium removably received in the data transfer apparatus. The data transfer apparatus is operable to monitor at least one data... | 01/22/2008 |
| 7290700 | Method and system for illustrating sound and text A system for displaying audio content with text including a book holder and a book. The book holder identifies which book of a plurality is placed in the holder by detecting magnetic indicators in specific locations and arrangements which are unique to each book. Th... | 11/06/2007 |
| 7291996 | Optical disc drive and brake control method thereof An optical disc drive 1 includes a spindle motor 11 for rotating the optical disc 2 and a spindle driver for driving the spindle motor 11 equipped with a rotation number counter 232 for measuring the rotation number of the spindle ... | 11/06/2007 |
| 7280310 | Magnetic recording and reproduction apparatus A magnetic recording and reproduction apparatus includes a main chassis on which a rotatable head cylinder is mounted; a sub chassis movable relative to the main chassis; a cassette holder for holding the cassette and mounting the cassette on the sub chassis; a cass... | 10/09/2007 |
| 7268967 | Linear-type tape storage magnetic head device A linear-type tape storage magnetic head device in which track density and the response of a magnetic head is improved is provided. A sliding portion constituting a main sliding surface in contact with a magnetic tape T and a magnetic head element chip portion. A tr... | 09/11/2007 |
| 7253582 | Disk drive estimating angular position of spindle motor during spin-up by computing differences in winding current rise times A disk drive is disclosed comprising a spindle motor having a plurality of windings including at least a first winding, a second winding, and a third winding. During a spin-up operation, a voltage is applied to the first winding and a first rise time is measured for... | 08/07/2007 |
| 7245450 | Synchronous servo channel for longitudinal position detection and position error signal generation in tape drive systems A fully synchronous longitudinal position (LPOS) detection system is provided for improving the reliability of servo channels in tape systems. The system is based on the interpolation of the servo channel output signal, which is sampled by an analog-to-digital conve... | 07/17/2007 |
| 7224545 | Methods and systems for overwrite protected storage media According to one aspect of the invention, methods and systems for operating a magnetic storage media drive to perform read/write operations to magnetic storage media in an overwrite protected mode are provided. In one example, a method includes receiving a write req... | 05/29/2007 |
| 7218468 | Writing synchronized data to magnetic tape Synchronized data is written to magnetic tape while reducing the number of backhitches. A controller detects a pattern of synchronizing events for received data records to be written to tape; writes each transaction of data records to the magnetic; tape; accumulates... | 05/15/2007 |
| 7218469 | Reel driving apparatus and magnetic recording and reproducing device having the same A reel driving apparatus and a magnetic recording and reproducing device including the reel driving apparatus, where the reel driving apparatus includes: a driver including at least a portion protruding under a deck chassis; a power transmitting unit transmitting a ... | 05/15/2007 |
| 7201317 | Method and system for illustrating sound and text A system for illustrating sound and text including a book with pages having illustrations and/or text, at least some of the pages including a magnetic signature; a book holder adapted to accept the book, the book holder having a reading surface with a magnetic signa... | 04/10/2007 |
| 7167337 | Magnetic recording and reproducing apparatus including an idler mounted on a main chassis A magnetic recording and reproduction apparatus includes a sub chassis unit on which a cassette is mountable and having first and second reel stands respectively engageable with first reel and second reels of the cassette; a main chassis unit combined with the sub c... | 01/23/2007 |
| 7163148 | Magnetic stripe reader A magnetic stripe card reader for reading a magnetic stripe on a card having at least one track of magnetically stored information stored thereon as a stream of encoded discrete data bits separated by bit times is disclosed. Aa magnetic head is provided for reading ... | 01/16/2007 |
| 7158329 | Disk drive employing active braking using inductive sense A disk drive is disclosed comprising a disk, a head actuated over the disk, and a spindle motor for rotating the disk, the spindle motor comprising a plurality of windings. Disk control circuitry executes a spin-down operation of the spindle motor by estimating an a... | 01/02/2007 |
| 7157871 | Intermittent drive control apparatus of motor Rotation of a capstan motor is detected by a frequency detector, and supplied to a CPU as a rotation detection signal CFG. The CPU derives a period of the rotation detection signal CFG, calculates an average rotational speed of the capstan motor on the basis of the ... | 01/02/2007 |
| 7139141 | System and method for read/write optimization In a tape drive for storing and retrieving information to and from a media, a system for optimizing write performance includes a tape head and a controller. The tape head may include a write element. The controller may be for optimizing write performance in response... | 11/21/2006 |
| 7127576 | Method and system for data duplication According to one embodiment of the invention, a system for duplicating data is provided. The system includes a first recorder having an operating clock speed. An output port of the first recorder is permanently electrically coupled to an input port of a second recor... | 10/24/2006 |
| 7119974 | Storing data to magnetic tape both to one set of tracks and in the same operation rewritten to another set of tracks A recording system of a magnetic tape drive is operated to cause one separate set of write heads to write data discontinuously to magnetic tape as received, and to save the data, and, during the same operation, to cause another separate set of write heads to rewrite... | 10/10/2006 |
| 7088532 | Head-disk interface preconditioning using write current before servo track write Disk drive preconditioning allows the head-disk interface to be burnished or worn so that head-disk interference is reduced or eliminated before servo track writing. The head is positioned closer to the disk than the normal fly height during a preconditioning sweep ... | 08/08/2006 |
| 7085091 | Reducing tape media damage in data regions A method and apparatus for reducing tape media edge damage in data regions. The present invention controls where popped strand occur by shifting the wrap turn around/stream points in the tape media to an unused region of tape. As data is written for the length of th... | 08/01/2006 |
| 7076447 | Systems and methods for aggregating buyers for the purchase of telecommunication services via a network A system facilitates the purchase of telecommunication services from a variety of sellers. The system aggregates buyers for purchasing at least one telecommunication service as a group, generates a request for purchasing the telecommunication services, provides the ... | 07/11/2006 |
| 7064916 | Magnetic tape apparatus with cleaning medium and method of controlling same A magnetic tape apparatus for controlling a running of magnetic tape, and being able to control a cleaning medium to clean a magnetic head. The apparatus including a feed reel shaft and a take-up reel shaft respectively adapted to hold a feed reel and a take-up reel... | 06/20/2006 |
| 7054248 | Recording apparatus A recording apparatus having a microphone unit; and a drive unit adapted to drive a disk medium on which sound collected by the microphone unit is to be recorded. The recording apparatus is capable of changing a rotational speed of the drive unit in accordance with ... | 05/30/2006 |
| 7012781 | Laminated disc drive base A base for use in a disc drive includes first and second base members that are each formed of a single sheet of material. The first base member includes first and second portions. The first portion of the first base member is laminated to the second base member to f... | 03/14/2006 |
| 7007232 | System and method for facilitating the pre-publication peer review process An improved method for facilitating the peer review process in scholarly publications is presented. This improved method streamlines and compresses the review process, eliminating unnecessary delays and costs inherent in the traditional process. The present inventio... | 02/28/2006 |
| 7005817 | Energy conserving disc drive A disc drive includes a disc mounted to a rotatable spindle, a motor coupled to the spindle, and motor control circuitry. The motor has a motoring mode in which it rotates the spindle and a braking mode in which is decelerates the rotating spindle and generates powe... | 02/28/2006 |
| 7002768 | Disk drive having reduced variation of disk surface lubricant layer thickness A disk drive having a layer of lubricant on a disk surface, where an undesirable lubricant layer thickness modulation is reduced by varying ω/f during operation of the disk drive. Here ω is the angular velocity of the disk and f is a resonant frequency of a head a... | 02/21/2006 |
| 6992847 | Linear sliding tape scanner and method for using same An apparatus for helical scan recording/playback of preselected tacks on a flexible tape medium comprising a linear slide structure capable of movement transversely relative to a longitudinal direction of the tape medium, the linear slide structure including a scann... | 01/31/2006 |
| 6978414 | Method and apparatus for protecting against errors occurring in data storage device buffers A linear tape data storage device comprises a read head and a write head; a tape transport mechanism for transporting the linear tape data storage medium across the read head and the write head, the device being operated according to a predefined tape format; a DRAM... | 12/20/2005 |
| 6970311 | Storing data to magnetic tape both to one set of tracks and in the same operation rewritten to another set of tracks A recording system of a magnetic tape drive is operated to cause one separate set of write heads to write data discontinuously to magnetic tape as received, and to save the data, and, during the same operation, to cause another separate set of write heads to rewrite... | 11/29/2005 |
| 6963467 | Method and apparatus for compensating for media shift due to tape guide A method and apparatus for compensating for media shift due to spiral groove roller tape guide is disclosed. The lateral tape shift is measured. Then the control of the coarse actuator is adjusted for the lateral tape shift so that the movement of the coarse actuato... | 11/08/2005 |
| 6950257 | Writing to magnetic tape with backhitchless backspacing and data set invalidation Backspacing over data to overwrite the data as recorded on magnetic tape is provided logically, rather than by causing a magnetic tape to drive to backhitch. The data is written to the magnetic tape as it was before it was logically changed in order to insure that t... | 09/27/2005 |
| 6937416 | Process for controlling the capstan in a video tape recorder (VTR) In a video tape recorder (VTR), the capstan draws the tape from which the video signal is reproduced in a forward direction. The following steps are used to control the capstan, applying a torque to the capstan in a backward direction for a first predetermined perio... | 08/30/2005 |
| 6934101 | Method and apparatus using reverse disk rotation to achieve slider contact with a disk surface A method for burnishing a slider in a disk drive in which the disk is rotated in the opposite or reverse direction from that used to develop the air-bearing and to read and write data is described. Rotating the disk in the reverse direction results in no air-bearing... | 08/23/2005 |
