Featured patents

Plasmon Generator Including Two Portions Made of Different Metals
US 08848494 B2, Sept. 30, 2014, Near field optic, Shigeki Tanemura et al. / Headway Technologies Inc. (Milpitas, US)
A plasmon generator having a front end face and comprising:…

Information Recording Apparatus, and Control Method Therefor
US 08830802 B2, Sept. 9, 2014, Of optical storage medium, Hirofumi Honda et al. / Canon Kabushiki Kaisha (Tokyo, JP)
An information recording apparatus arranged to record information on a storage…

Optical Recording Medium on Which Information Is Recorded Using Train of Prepits, and Method for Reproducing Optical Recording Medium
US 08867328 B2, Oct. 21, 2014, Pit / bubble/groove structure specifies, Yasuhiro Harada et al. / Sharp Kabushiki Kaisha (Osaka, JP)
A method for reproducing an optical recording medium,…

Magnetic Field Generator
US 08780677 B2, July 15, 2014, Magnetic field transducer assembly, William James Stewart et al. / University of Southampton (Southampton, GB)
A device for generating a magnetic field, comprising:…

Reproducing Device and Reproducing Method
US 08867324 B2, Oct. 21, 2014, Servo system operation related to disc structure information format, Takahiro Miura et al. / Sony Corporation (Tokyo, JP)
A reproducing device, comprising:…

Optical Devices Including Assist Layers
US 08644124 B2, Feb. 4, 2014, Waveguide, Xiaoyue Huang et al. / Seagate Technology LLC (Cupertino, US)
A waveguide comprising:…

Optical Disk Device, Optical Disk Control Method, and Integrated Circuit
US 08619527 B2, Dec. 31, 2013, Power control for energy producing device, Usui Makoto et al. / Panasonic Corporation (Osaka, JP)
An optical disk device for writing a recordable mark onto an optical disk having…

Optical Storage System Having Differential Phase Detector
US 08634284 B1, Jan. 21, 2014, While track jumping or crossing, Christopher Painter et al. / Marvell International Ltd. BM
Signal processing circuitry for an optical storage system, the signal processing…

Layered Optical Waveguide and Near Field Transducer
US 08509037 B1, Aug. 13, 2013, Light beam generation, Chubing Peng et al. / Seagate Technology LLC (Cupertino, US)
An apparatus, comprising:…

Circuits, Architectures, Apparatuses, Systems, Algorithms and Methods and Software for Timing Calibration for Optical Disc Recording
US 08498186 B2, July 30, 2013, Stored and retrieved testing signal, William R. Foland, Jr. / Marvell World Trade Ltd. (St. Michael, BB)
A method of correcting read operations from and/or write operations to an optical…

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