198096 ⎘
Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation , reproducing using an optical beam at lower power ; Record carriers therefor; Heads, e.g. forming of the optical beam spot or modulation of the optical beam; Integrated head arrangements, e.g. with source and detectors mounted on the same substrate the integrated head arrangements including waveguides
Sub-classes:SINGLE-GRAIN NEAR-FIELD TRANSDUCER AND PROCESS FOR FORMING SAME
#2Single-grain near-field transducer and process for forming same
#3Single-grain near-field transducer and process for forming same
#4Apparatus and method for storing and retrieving optical sensor calibration data
#5RECORDING HEAD AND RECORDER
#6Optical Recording Head And Optical Recording Apparatus
#7RECORDING HEAD AND RECORDER
#8Flexible waveguide with adjustable index of refraction
#9Near-field optical head having tapered hole for guiding light beam
#10Near field light generating device, optically assisted magnetic recording head, optically assisted magnetic recording device, near field optical microscope and near field light exposure apparatus
#11Optical recording head, optical recording head manufacturing method and recording/reproducing device
#12Apparatus and method for coupling light to a thin film optical waveguide
#13Optical recording using a waveguide structure and a phase change medium
#14Flexible waveguide with adjustable index of refraction
#15Method of forming a locally periodic 3D structure with larger-scale variation in periodic properties and applications thereof
#16Compact pickup for micro optical drive
#17HEAD, HEAD GIMBAL ASSEMBLY AND INFORMATION RECORDING APPARATUS
#18Bending waveguide, method of fabricating the bending waveguide, light delivery module employing the bending waveguide, and heat assisted magnetic recording head employing the bending waveguide
#19SUBMOUNT, SEMICONDUCTOR LASER DEVICE, MANUFACTURING METHOD THEREFOR, HOLOGRAM LASER DEVICE AND OPTICAL PICKUP DEVICE
#20Recording head
#21Optical element and optical head
#22Optical head and optical recording apparatus
#23Near-field optical transducers having a tilted metallic pin
#24Optical near-field generator and near-field optical recording and reproduction apparatus
#25Recording head and recorder
#26Recording head and recorder
#27Optical print head using a glass arm waveguide
#28Optical module and optical recording and/or reproducing apparatus
#29System for reading data stored on an information carrier
#30Method and Device for High Density Optical Disk Data Storage
#31Integrated optical unit, adjusting method therefor, and optical pickup
#32Integrated type optical head with sheet waveguide and light coupler
#33Optical system for data storage devices
#34Optical multilayer disk, multiwavelength light source, and optical system using them
#35Optical recording head including an optical resonant cavity
#36Method for forming optical aperture, near-field optical head, method for fabricating near-field optical head, and information recording/reading apparatus
#37Semiconductor laser device and optical pick-up device using the same
#38Optical recording using a waveguide structure and a phase change medium
#39Optical head having a beam input/output coupler on a planar waveguide
#40Deformable mirror and information device having the deformable mirror
#41Apparatus and method for coupling light to a thin film optical waveguide
#42Integrated optical pickup and optical recording and/or reproducing apparatus using the same
#43Leaky surface-plasmon mode directional coupler and polarization detection module for magneto-optical pickup head using the same
#44Near-field transducer with Au nano rod
#45Heat assisted magnetic recording write apparatus having a dielectric gap
#46Inverse tapered waveguide for use in a heat assisted magnetic recording head