Class / Patent application number | Description | Number of patent applications / Date published |
369127000 | Mechanical modification or sensing of storage medium | 27 |
20100265812 | Data storage device and method for operating a data storage system - A data storage device comprises a storage medium, at least one probe designed for creating indentation marks in the storage medium, a control unit designed for creating a control parameter (CTRL) acting on the probe resulting in the creation of one indentation mark. The control unit is further designed for modifying the control parameter (CTRL), if at least a given number of consecutive indentation marks with a given minimum distance between each other should be created. According to the method the control parameter (CTRL) is modified if at least a given number of consecutive marks with a given minimum distance between each other should be created. | 10-21-2010 |
20110199887 | METHOD AND DEVICE FOR HIGH DENSITY DATA STORAGE - The present invention is directed to a method for producing a data storage medium on a surface of a substrate for storing data in the form of topographic features. The method comprises a first step wherein a crosslinking agent containing at least three alkyne groups is deposited on the surface of the substrate. In a second step the deposited cross linking agent is cured so as to obtain the data storage medium in the form of a crosslinked polymeric layer on the surface of the substrate. The invention is further directed to a data storage medium obtained by this method and a data storage device comprising this data storage medium | 08-18-2011 |
20120195182 | System Comprising a Drug Delivery Device and a Cartridge Provided with a Bung and a Method of Identifying the Cartridge - The present invention relates to a bung ( | 08-02-2012 |
20160125912 | ADJUSTABLE DUAL TENSIONING TONE ARM DEVICE AND ASSEMBLY - A record player capable of playing phonographic records that may be played in a scratch style by a user. The record player includes a tonearm that is rotatably supported at or near an end of the tonearm by a structure having both horizontally and vertically fastening points to the tonearm. The fastening points are configured to receive a user activated tension adjustment element. A user may advance or retreat the tension adjustment element to selectably control the positioning, or relative tension in the tonearm such that any record skipping due to undesirable tonearm pressure is controlled, or to achieve a specific sound. | 05-05-2016 |
369128000 | With electrical information signal processing | 2 |
369134000 | With particular amplification characteristic or signal control circuitry (e.g., muting) | 2 |
20090207719 | Optical Disc Apparatus - A variable gain amplifier ( | 08-20-2009 |
20100208574 | Systems and Methods for Reduced Latency Loop Recovery - Various embodiments of the present invention provide systems and methods for reduced latency feedback in a data processing system. For example, some embodiments provide a data processing system that includes a variable gain amplifier, a processing circuit, a data detector, and an error signal calculation circuit. The variable gain amplifier amplifies a data input signal and provides an amplified signal. The processing circuit generates a signal output corresponding to the amplified signal, and includes a conditional multiplication circuit. The conditional multiplication circuit conditionally multiplies the signal output by a gain correction signal and provides the result as an interim output. The data detector applies a data detection algorithm to the signal output and provides an ideal output. The error signal calculation circuit generates a gain correction signal based at least in part on the interim output and a derivative of the ideal output. The level of amplification by the variable gain amplifier is based at least in part on the gain correction signal. | 08-19-2010 |
369135000 | Specified structure of electrical transducing assembly | 4 |
20090073859 | Magnetic tracks, information storage devices using magnetic domain wall movement, and methods of manufacturing the same - Information storage devices and methods of manufacturing the same are provided. A magnetic track of the information storage device includes a magnetic layer in which at least one magnetic domain forming region and at least one magnetic domain wall forming region are alternately disposed in a lengthwise direction. The at least one magnetic domain forming regions has a different magnetic anisotropic energy relative to the at least one magnetic domain wall forming region. An intermediate layer is formed under the magnetic layer. The intermediate layer includes at least one first material region and at least one second material region. Each of the at least one first material regions and the at least one second material regions corresponds to one of the at least one magnetic domain forming regions and the at least one magnetic domain wall forming regions. | 03-19-2009 |
369144000 | Electret or piezoelectric | 2 |
20090168637 | Arrangement and Method to Perform Scanning Readout of Ferroelectric Bit Charges - An arrangement, a method and a system to read information stored in a layer of ferroelectric media. The arrangement includes a layer including a ferroelectric media having one or more ferroelectric domains holding bit charges, a domain corresponding to information; a probe having a tip, wherein the media and the tip are adapted to move relative to one another such that the tip scans the ferroelectric domains of the media while applying a contact force to the domains to generate a direct piezoelectric effect within the domains; and circuitry coupled to the tip and adapted to generate a signal in response to an electrical coupling between the tip and the domains while scanning the tip in contact with the domains, the signal corresponding to a readout signal for ferroelectric bit charges stored in the media | 07-02-2009 |
20110063970 | MOVING APPARATUS AND INFORMATION RECORDING/REPRODUCING APPARATUS | 03-17-2011 |
369146000 | Magnetic field variation (e.g., magnetostrictive) | 1 |
369147000 | Moving signal coil | 1 |
20160192080 | MOVING-COIL TYPE STEREO PICKUP CARTRIDGE - Provided are a vibration unit which includes a pair of right and left coils that vibrate in response to vibration of a stylus attached to a cantilever and a magnetic circuit which includes a magnet and a pair of yokes and forms a magnetic path. The coils to be disposed in a gap between the pair of yokes are flat coils having perfect circular shapes, and V-shaped notches are formed on opposing surfaces, with the coils interposed therebetween, of the pair of yokes | 06-30-2016 |
369153000 | Including treatment to facilitate storage (e.g., storage medium softening) | 13 |
369154000 | Heating (e.g., heated stylus) | 13 |
20080205253 | HIGH DENSITY DATA STORAGE MEDIUM, METHOD AND DEVICE - A composition of matter for the recording medium of nanometer scale thermo-mechanical information storage devices and a nanometer scale thermo-mechanical information storage device. The composition includes: one or more polyaryletherketone copolymers, each of the one or more polyaryletherketone copolymers comprising (a) a first monomer including an aryl ether ketone and (b) a second monomer including an aryl ether ketone and a first phenylethynyl moiety, each of the one or more polyaryletherketone copolymers having two terminal ends, each terminal end having a phenylethynyl moiety the same as or different from the first phenylethynyl moiety. The one or more polyaryletherketone copolymers are thermally cured and the resulting cross-linked polyaryletherketone resin used as the recording layer in an atomic force data storage device. | 08-28-2008 |
20080219135 | METHOD FOR HIGH DENSITY DATA STORAGE AND IMAGING - An approach is presented for designing a polymeric layer for nanometer scale thermo-mechanical storage devices. Cross-linked polyimide oligomers are used as the recording layers in atomic force data storage device, giving significantly improved performance when compared to previously reported cross-linked and linear polymers. The cross-linking of the polyimide oligomers may be tuned to match thermal and force parameters required in read-write-erase cycles. Additionally, the cross-linked polyimide oligomers are suitable for use in nano-scale imaging. | 09-11-2008 |
20080219136 | Data Read/Write Systems Comprising a Tip - A method for writing data to and/or reading data from locations on a surface via a tip comprises moving the tip between the locations on the surface. At each location, energy is selectively applied to the surface via the tip and the tip and the surface are selectively forced together in synchronization with the application of energy. | 09-11-2008 |
20090003188 | PROBE FOR SCANNING OVER A SUBSTRATE AND DATA STORAGE DEVICE - A data storage device comprises a storage medium for storing data in the form of marks and at least one probe for scanning the storage medium. The storage medium may be comprised in a substrate. The probe comprises a cantilever that comprises terminals serving as electrical contacts an being during operation of the probe mechanically fixed to a probe-holding structure, which may be a common frame of the data storage device. A probe further comprises a supporting structure, to which the terminals are mechanically directly coupled or coupled via hinges and which extends away from the terminals. A tip with a nanoscale apex is provided. A beam structure comprises a heating resistor and is attached at ends to the supporting structure. The beam structure is thinned at least in a direction parallel to an axis of the tip compared to an area of the supporting structure abutting the beam structure. | 01-01-2009 |
20090003189 | PROBE FOR SCANNING OVER A SUBSTRATE AND A DATA STORAGE DEVICE - A method of scanning over a substrate includes implementing a write mode of the substrate by scanning a probe across a substrate, the probe having a spring cantilever probe mechanically fixed to a probe holding structure, a tip with a nanoscale apex, and an actuator for lateral positioning of the tip; the actuator comprising a thermally switchable element and a heating element for heating the thermally switchable element; and heating the heating element to a given temperature so as to locally soften a portion of the substrate and applying a force to the softened portion of the substrate through the tip so as to create one or more indentation marks in the softened portion of the substrate. | 01-01-2009 |
20100284264 | HIGH DENSITY DATA STORAGE MEDIUM, METHOD AND DEVICE - A composition of matter for the recording medium of nanometer scale thermo-mechanical information storage devices and a nanometer scale thermo-mechanical information storage device. The composition includes: one or more polyaryletherketone copolymers, each of the one or more polyaryletherketone copolymers comprising (a) a first monomer including an aryl ether ketone and (b) a second monomer including an aryl ether ketone and a first phenylethynyl moiety, each of the one or more polyaryletherketone copolymers having two terminal ends, each terminal end having a phenylethynyl moiety the same as or different from the first phenylethynyl moiety. The one or more polyaryletherketone copolymers are thermally cured and the resulting cross-linked polyaryletherketone resin used as the recording layer in an atomic force data storage device. | 11-11-2010 |
20110019525 | HEATER AND MEMORY CELL, MEMORY DEVICE AND RECORDING HEAD INCLUDING THE HEATER - A memory cell includes at least one heater, and at least two leads and a heating element which is formed between at least two leads, a material of the heating element being different from a material of at least two leads such that a location of a hot spot in the heater is controllable based on a polarity of current in the heater and at least one storage medium formed adjacent to at least one heater. | 01-27-2011 |
20110128840 | HIGH DENSITY DATA STORAGE MEDIUM, METHOD AND DEVICE - A composition of matter for the recording medium of nanometer scale thermo-mechanical information storage devices and a nanometer scale thermo-mechanical information storage device. The composition includes: one or more polyaryletherketone polymers, each of the one or more polyaryletherketone polymers having two terminal ends, each terminal end having two or more phenylethynyl moieties. The one or more polyaryletherketone polymers are thermally cured and the resulting cross-linked polyaryletherketone resin used as the recording layers in atomic force data storage devices. | 06-02-2011 |
20120033539 | METHOD FOR HIGH DENSITY DATA STORAGE AND IMAGING - An approach is presented for designing a polymeric layer for nanometer scale thermo-mechanical storage devices. Cross-linked polyimide oligomers are used as the recording layers in atomic force data storage device, giving significantly improved performance when compared to previously reported cross-linked and linear polymers. The cross-linking of the polyimide oligomers may be tuned to match thermal and force parameters required in read-write-erase cycles. Additionally, the cross-linked polyimide oligomers are suitable for use in nano-scale imaging. | 02-09-2012 |
20120147728 | HIGH DENSITY DATA STORAGE MEDIUM, METHOD AND DEVICE - A composition of matter for the recording medium of nanometer scale thermo-mechanical information storage devices and a nanometer scale thermo-mechanical information storage device. The composition includes: one or more polyaryletherketone copolymers, each of the one or more polyaryletherketone copolymers comprising (a) a first monomer including an aryl ether ketone and (b) a second monomer including an aryl ether ketone and a first phenylethynyl moiety, each of the one or more polyaryletherketone copolymers having two terminal ends, each terminal end having a phenylethynyl moiety the same as or different from the first phenylethynyl moiety. The one or more polyaryletherketone copolymers are thermally cured and the resulting cross-linked polyaryletherketone resin used as the recording layer in an atomic force data storage device. | 06-14-2012 |
20120155242 | METHOD FOR HIGH DENSITY DATA STORAGE AND IMAGING - An approach is presented for designing a polymeric layer for nanometer scale thermo-mechanical storage devices. Cross-linked polyimide oligomers are used as the recording layers in atomic force data storage device, giving significantly improved performance when compared to previously reported cross-linked and linear polymers. The cross-linking of the polyimide oligomers may be tuned to match thermal and force parameters required in read-write-erase cycles. Additionally, the cross-linked polyimide oligomers are suitable for use in nano-scale imaging. | 06-21-2012 |
20140301178 | METHOD AND DEVICE FOR HIGH DENSITY DATA STORAGE - A local probe storage array is provided that includes a substrate, and a polymeric layer over the substrate, the polymeric layer comprising a crosslinking agent that has been cured, the crosslinking agent comprising at least three alkyne groups. | 10-09-2014 |
20160039965 | METHOD AND DEVICE FOR HIGH DENSITY DATA STORAGE - A local probe storage array is provided that includes a substrate, and a polymeric layer over the substrate, the polymeric layer comprising a crosslinking agent comprising at least three alkyne groups. | 02-11-2016 |
369170000 | Stylus holder or shield | 2 |
20090154328 | SCANNING SYSTEM FOR A PROBE STORAGE DEVICE - A scanning system includes a base plate, an anchor structure mounted to the base plate, and a first O-topology bracket moveably mounted along a first axis of an X-Y plane to the anchor structure. The first O-topology bracket is resiliently interconnected to the anchor structure by a plurality of parallelization springs. A second O-topology bracket is moveably mounted along a second axis of the X-Y plane to the first O-topology bracket. The second O-topology bracket is resiliently interconnected to the first O-topology bracket through a second plurality of parallelization springs. The first and second O-topology brackets provide a robust, vibration resistant structure that resists both in-plane and out-of-plane deformations to enable sub-nanometer tracking. | 06-18-2009 |
20090154329 | SCANNING SYSTEM FOR A PROBE STORAGE DEVICE - A probe storage device includes a scanner chip body having at least a mechanical ground portion provided with first and second opposing surfaces and a scan table suspension portion. A scan table including a top surface and a back surface is moveably mounted to the scan table suspension portion. A probe array chip is fixedly mounted to the first surface of the mechanical ground portion. A first plate is also fixedly mounted to the first surface of the mechanical ground portion. A second plate, having a main body portion including first and second opposing surfaces, is fixedly mounted to the second surface of the mechanical ground portion. A desiccant layer is positioned upon one of the first surface of the second plate, the back surface of the scan table and one of the first and second surfaces of the mechanical ground portion. | 06-18-2009 |
369173000 | Stylus | 2 |
20090028038 | RECORDING MEMBER CUTTING DEVICE AND RECORDING MEMBER CUTTING PROCESSING APPARATUS - A recording member cutting device for cutting a continuous recording material along a side of a plurality of cutting areas defined in the continuous recording material includes a nick cutting mechanism, and an area cutting mechanism. The nick cutting mechanism includes a first cutting unit configured to form a hole-shaped nick for each cutting area. Each nick is located outside the plurality of the cutting areas, on a downstream side of the corresponding cutting area in the conveying direction and on a line extending along one side of the corresponding cutting area. The one side is along the conveying direction. The area cutting mechanism includes a second cutting unit configured to insert into the nick. The second cutting unit cuts, when the nick has been formed, the continuous recording material along the one side from a position of the nick. | 01-29-2009 |
20090245078 | LUBRICANT FOR DATA SENSING INTERFACE AND METHOD OF LUBRICATION - A data sensing interface comprising a surface of a recording medium and a tip of a data sensor positioned to sense data stored on the recording medium and a layer of polyphenyl ether disposed between the tip and the surface to function as a lubricant. A method of reducing wear within the data sensing interface includes providing a layer of polyphenyl ether between the tip of the data sensor and the surface of the recording medium to act as a lubricant. | 10-01-2009 |