Patent application number | Description | Published |
20100135129 | DATA STORAGE SYSTEM AND METHOD FOR OPERATING A SERVO SYSTEM - Disclosed herein are aspects of optical tape technology, tape manufacturing, and tape usage. Methods and systems of tape technology disclose optical tape media including: configurations, formulations, markings, and structure; optical tape manufacturing methods, systems, and apparatus methods and systems including: curing processes, coating methods, embossing, drums, testing, tracking alignment stamper strip; optical tape methods and systems including: pick up head adapted for the disclosed optical tape; and optical tape uses including optical storage media devices for multimedia applications | 06-03-2010 |
20100135136 | DATA STORAGE SYSTEM AND LINEAR TAPE - Disclosed herein are aspects of optical tape technology, tape manufacturing, and tape usage. Methods and systems of tape technology disclose optical tape media including: configurations, formulations, markings, and structure; optical tape manufacturing methods, systems, and apparatus methods and systems including: curing processes, coating methods, embossing, drums, testing, tracking alignment stamper strip; optical tape methods and systems including: pick up head adapted for the disclosed optical tape; and optical tape uses including optical storage media devices for multimedia applications | 06-03-2010 |
20100135139 | OPTICAL TAPE TEST SYSTEM - Disclosed herein are aspects of optical tape technology, tape manufacturing, and tape usage. Methods and systems of tape technology disclose optical tape media including: configurations, formulations, markings, and structure; optical tape manufacturing methods, systems, and apparatus methods and systems including: curing processes, coating methods, embossing, drums, testing, tracking alignment stamper strip; optical tape methods and systems including: pick up head adapted for the disclosed optical tape; and optical tape uses including optical storage media devices for multimedia applications | 06-03-2010 |
20100136151 | OPTICAL TAPE EMBOSSING DRUM AND OPTICAL TAPE EMBOSSING DRUM SHIM - Disclosed herein are aspects of optical tape technology, tape manufacturing, and tape usage. Methods and systems of tape technology disclose optical tape media including: configurations, formulations, markings, and structure; optical tape manufacturing methods, systems, and apparatus methods and systems including: curing processes, coating methods, embossing, drums, testing, tracking alignment stamper strip; optical tape methods and systems including: pick up head adapted for the disclosed optical tape; and optical tape uses including optical storage media devices for multimedia applications | 06-03-2010 |
20110141863 | DATA STORAGE SYSTEM AND METHOD FOR CALIBRATING SAME - Disclosed herein are aspects of optical tape technology, tape manufacturing, and tape usage. Methods and systems of tape technology disclose optical tape media including: configurations, formulations, markings, and structure; optical tape manufacturing methods, systems, and apparatus methods and systems including: curing processes, coating methods, embossing, drums, testing, tracking alignment stamper strip; optical tape methods and systems including: pick up head adapted for the disclosed optical tape; and optical tape uses including optical storage media devices for multimedia applications | 06-16-2011 |
20110141868 | DATA STORAGE SYSTEM AND METHOD FOR CALIBRATING SAME - Disclosed herein are aspects of optical tape technology, tape manufacturing, and tape usage. Methods and systems of tape technology disclose optical tape media including: configurations, formulations, markings, and structure; optical tape manufacturing methods, systems, and apparatus methods and systems including: curing processes, coating methods, embossing, drums, testing, tracking alignment stamper strip; optical tape methods and systems including: pick up head adapted for the disclosed optical tape; and optical tape uses including optical storage media devices for multimedia applications | 06-16-2011 |
20110241239 | OPTICAL MEDIA PRODUCTION SYSTEM AND METHOD FOR CONTROLLING SAME - A nano-imprinting system may be configured to at least one of transport, emboss, coat and slit an optical media according to operational parameters. A control system may be configured to detect one or more attributes of the optical media that result from at least one of the embossing and coating of the optical media, and to adjust at least one of the operational parameters based on the detected one or more attributes. | 10-06-2011 |
20110242953 | Systems and Methods for Testing Unformatted Optical Recording Media - Various embodiments herein include one or more of systems, methods, software, and/or data structures to test and evaluate unformatted optical media such as optical tape and optical discs. Advantageously, testing and evaluation can be performed earlier in the manufacturing process of the optical media to locate defects and/or other problems or issues with the optical media that can be addressed before additional manufacturing steps are performed and possible wasted. The systems and methods include at least two optical pickup units (OPUs), a first of which may be dedicated to writing digital data and the second of which may be dedicated to scanning, locating, tracking and/or reading the written data (when the optical media is moving in a first direction) in one of a plurality of manners. Information (e.g., optical signals such as sum, differential push pull and focus error signals) associated with the writing, scanning and retrieving of data at one or more locations or segments of the optical media may be used part of an analysis of one or more properties (e.g., signal to noise, signal jitter, thickness, roughness) of the optical media. | 10-06-2011 |
20120069726 | Optical Storage Focus Servo System And Method Of Controlling Same - An optical storage focus servo system may include an optical pickup unit that includes an astigmatic focusing lens, a focusing actuator that controls a position of the lens relative to an optical media, and a plurality of detectors that detect an intensity and shape of a reflected beam from the media. The system may also include a controller that controls the focusing actuator based on the intensity and shape of the reflected beam. | 03-22-2012 |
20120291055 | Suspension System for an Optical Pickup Assembly - A suspension system is provided for an objective lens housing. The objective lens housing is supported by the suspension system and is moved in either a tracking direction Y or focusing direction Z by an electro-magnetic actuator. The objective lens housing is supported by upper and lower suspension springs. The suspension springs are moveable in the tracking direction by flexing the suspension springs and are moveable in a focusing direction by compressing a front portion and a back portion to fold the suspension spring at bends formed in an intermediate portion of the suspension springs. | 11-15-2012 |
20130019766 | METHODS FOR MANUFACTURING AN EMBOSSER DRUM FOR USE IN PRE-FORMATTING OPTICAL TAPE MEDIA - Various embodiments herein include utilities for generating embosser drums that are used to pre-format optical media such as optical tape with a pattern of nanostructures such as wobbled grooves. One utility includes generating a plurality of replicas from an embossing master and bonding the replicas together to form a bonded replica structure having a surface with the nanostructure pattern imprinted therein and a surface area that is approximately the same as an outer embossing surface of the embosser drum to be formed. Advantageously, a single, one-piece metallic shim can subsequently be generated, appropriately shaped and welded at a single seam to form the embosser drum outer embossing surface. | 01-24-2013 |
20130086599 | OPTICAL TAPE DRIVE MOVABLE PLANARIZER SUBSYSTEM AND METHOD FOR MINIMIZING DAMAGE TO AN OPTICAL PICKUP UNIT - In an optical tape drive system, a movable planarizer subsystem includes a tape planarizer support structure for supporting an optical tape planarizer. The support structure is moveable between an operational position and a non-operational position. The movable planarizer subsystem also includes an actuator for moving the support structure and the optical tape planarizer between the operational position and the non-operational position. The operational position of the support structure positions the optical tape planarizer to permit reading/writing of information from/to an optical tape via an optical pickup unit (OPU), and the non-operational position of the support structure positions the optical tape planarizer to permit passage of a tape leader through the tape drive system without damage to the OPU. | 04-04-2013 |
20130106015 | METHODS FOR MANUFACTURING AN EMBOSSER DRUM FOR USE IN PRE-FORMATTING OPTICAL TAPE MEDIA | 05-02-2013 |
20130152112 | DRUM FOR USE IN TESTING OPTICAL TAPE MEDIA AND METHOD AND APPARATUS FOR MOUNTING OPTICAL TAPE MEDIA ON DRUM - Various embodiments herein include utilities that facilitate the substantially flat and aligned mounting of optical tape segments on testing drums to increase testing accuracy of the tape segments. In this regard, a drum for testing optical tape media is disclosed having a substantially planar portion onto which first and second ends of an optical tape segment may be mounted to thereby secure the entire tape segment around an outer testing surface of the drum. Also disclosed is fixture that may be used to precisely mount and secure the tape segment over the outer mounting surface of a drum in a manner that reduces axial run-out and wrinkling of the optical tape. | 06-13-2013 |
20130342930 | Lateral Tape Motion Detector - A tape edge sensor system for detecting lateral movement of a storage tape includes a first photo-emitter, a first photo-detector positioned to receive a first light signal from the first photo-emitter, a first aperture disposed between the first photo-emitter and the first photo-detector, and a feedback system connected to the first photo-emitter and the first photo-detector. The first aperture defines a first region at a first tape edge through which the first light signal is received by the first photo-detector with the storage tape blocking a portion of the first light signal. The feedback system determines the first photo-detector's signal amplitude and adjusts the first light signal such that the first photo-detector signal amplitude is within a first average amplitude range. A tape edge sensor system using compensating photo-interrupters is also provided. | 12-26-2013 |
20140036649 | System and Method for Off-Track Write Prevention and Data Recovery in Multiple Head Optical Tape Drives - In an optical tape drive having optical heads for writing data in tracks on an optical tape, each track having an off-track threshold, a system and method are disclosed for off-track write prevention. The system includes multiple actuators, each actuator configured to control a position of an associated optical heads. The system also includes a controller configured to determine a position of each of the optical heads relative to an associated track on the optical tape and to prevent, in response to an event causing an optical heads to have a position outside the off-track threshold of the associated track, only that optical head from writing data to the optical tape and to buffer a stream of data for that optical head for later processing. | 02-06-2014 |
20140086029 | PRE-COMPENSATED OPTICAL TAPE WOBBLE PATTERNS - Amplitude or phase modulated un-compensated wobble patterns representing address patterns for track addresses of optical media are generated. A filter is applied to the un-compensated wobble patterns to pre-compensate the un-compensated wobble patterns. When an inverse of the filter is applied to a signal representing the pre-compensated wobble patterns in the presence of noise, the noise is suppressed and the un-compensated wobble patterns are substantially recovered. | 03-27-2014 |
20140099438 | OPTICAL MEDIA PRODUCTION SYSTEM AND METHOD FOR CONTROLLING SAME - A nano-imprinting system may be configured to at least one of transport, emboss, coat and slit an optical media according to operational parameters. A control system may be configured to detect one or more attributes of the optical media that result from at least one of the embossing and coating of the optical media, and to adjust at least one of the operational parameters based on the detected one or more attributes. | 04-10-2014 |
20140284825 | METHODS FOR MANUFACTURING AN EMBOSSER DRUM FOR USE IN PRE-FORMATTING OPTICAL TAPE MEDIA - Various embodiments herein include utilities for generating embosser drums that are used to pre-format optical media such as optical tape with a pattern of nanostructures such as wobbled grooves. One utility includes generating a plurality of replicas from an embossing master, bonding the replicas together to form a bonded replica structure having a surface with the nanostructure pattern imprinted therein, creating a replica of the bonded replica structure and electroforming a metallic layer onto the bonded replica structure replica to create a single, one piece, metallic shim which can be used to create a weld-less embosser drum. | 09-25-2014 |
20140311656 | METHODS FOR MANUFACTURING AN EMBOSSER DRUM FOR USE IN PRE-FORMATTING OPTICAL TAPE MEDIA - Various embodiments herein include utilities for generating embosser drums that are used to pre-format optical media such as optical tape with a pattern of nanostructures such as wobbled grooves. One utility includes generating a plurality of replicas from an embossing master and bonding the replicas together to form a bonded replica structure having a surface with the nanostructure pattern imprinted therein and a surface area that is approximately the same as an outer embossing surface of the embosser drum to be formed. Advantageously, a single, one-piece metallic shim can subsequently be generated, appropriately shaped and welded at a single seam to form the embosser drum outer embossing surface. | 10-23-2014 |