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US20080187703 Content Replication Deterrent Method on Optical Discs  
Through embodiments an optical medium and method of fabricating the optical medium including content replication deterrent features is disclosed. The medium includes protective features for...
US20050095391 Recording medium, recording and reproducing method and recording and reproducing apparatus  
Information is recorded on a light transmission material such as a light transmission substrate (1) or a light transmission protecting film as a change of refractive index or a change of...
US20060222810 Write-onece-read-many optical recording medium, sputtering target and the production method thereof  
A write-once-read-many optical recording medium enabling excellent recording and reproducing properties at a wavelength of blue-laser wavelengths or shorter, i.e. 500 nm or less, particularly at...
US20050186382 Laser reactive dyes for DVD copy protection system  
A method and system for providing copy-protected optical medium using transient optical state change security materials capable of changing optical state when exposed to a wavelength of about 630...
US20080032086 Radial Tilt Reduced Media  
In one embodiment, a storage media can comprise: a plastic substrate having a substrate composition, an optical layer having an optical layer composition different from the substrate composition,...
US20070087156 INFORMATION STORAGE MEDIUM, REPRODUCING METHOD, AND RECORDING METHOD  
According to one embodiment, an information storage medium includes an organic dye material which records information with a light beam having a wavelength equal to or smaller than 620 nm.
US20050058800 Methods and apparatus for rendering an optically encoded medium unreadable and tamper-resistant  
Methods and apparatus are provided for making an optically readable media unreadable and tamper-resistant. A method is disclosed for making an optically readable media unreadable, as is a media...
US20060194016 Reactive materials for limited play optical devices and methods of making same  
Methods and apparatus for making optically readable storage media in which reading beam passes through bonding layer configured with reactive material that transforms from optically transparent...
US20090286015 Curable resin composition, cured product thereof, and various articles derived from those  
A curable resin composition which is easily cured by heating or ultraviolet irradiation and capable of forming a thick cured film due to low shrinkage. This curable resin composition enables to...
US20080075909 WRITE-ONCE DISC, RECORDING APPARATUS THERETO, AND METHOD OF REDUCING ACCESS TIME THERETO  
A write-once disc, an apparatus for recording information thereon, and a method of reducing access time thereto the write-once disc including at least one record layer. The write-once disc also...
US20120128917 MANUFACTURING METHOD OF MASTER DISC FOR OPTICAL DISC, AND MASTER DISC FOR OPTICAL DISC  
An inorganic resist layer made of an incomplete oxide of a transition metal is formed as a film onto a substrate by a sputtering method. A single element or alloy of the transition metal, or an...
US20060105134 Optical media, read inhibiting agents and methods of making and using same  
Apparatuses, products, devices and methods of manufacture consistent with the invention include optically readable media with at least one mechanism, chemical, agent, and/or process for limiting...
US20060286338 Optical information-recording medium, novel oxonol compound and method of recording information  
An optical information-recording medium which contains a dye having at least two chromophores bonded to each other without any conjugated bond intervening between those chromophores.
US20090291248 Coating composition, coating film, method of manufacturing coating film, and optical recording medium  
A coating composition containing a solvent and a coating agent having an ionizing radiation-curable compound as a principal component thereof, wherein under the following condition for the...
US20090201779 Novel reading inhibit agents  
Disclosed is an optical disk, card or media which comprises: a) a plurality of data structures that are readable by the interrogating beam of light; and b) a composition on or in the optical disk,...
US20110097532 METHOD OF MANUFACTURING AN OPTICAL DATA STORAGE MEDIUM, OPTICAL DATA STORAGE MEDIUM AND APPARATUS FOR PERFORMING SAID METHOD  
A method of manufacturing an optical data storage medium, comprising at least one substrate (11) and a plurality of layers deposited on the substrate (11) is described. The medium includes at...
US20060234003 Piracy-protected recording media  
An optical medium piracy system employing a state-change material in association with a digital data indicia, wherein when state-change material is activated to change state, the optical medium...
US20050142324 Method of testing an information recording medium and an information recording medium testing apparatus  
A method of testing an information recording medium includes a step of attaching an artificial fingerprint to an incident surface of an information recording medium, a step of reproducing a signal...
US20050050571 Limited-play recordable data storage media and associated methods of manufacture  
The present invention provides a digital content kiosk system operable for delivering selected digital content to a user. The digital content kiosk system of the present invention includes a...
US20060234004 Phase-change optical recording medium  
A phase-change optical recording medium has a phase-change recording film to which recording and erasure can be reversibly performed by irradiation with light, and at least one dielectric film...
US20060177768 Recording film for use in optical information recording medium, optical information recording medium, and sputtering target  
A recording film for an optical information recording medium excellent in the productivity and also excellent in the durability (recording retainability), as well as an optical information...
US20060110569 Optical recording medium  
The object of the present invention is to provide a single-sided double-layer recording/reproducing optical recording medium, wherein favorable recording signal properties may be obtained even...
US20080292829 RECORDING MEDIUM, RECORDING APPARATUS AND RECORDING METHOD  
A recording medium of the recordable type in the form of a multi-layer disc or the like which is improved in compatibility and feasibility in use and a recording apparatus and a recording method...
US20050048250 Molding mold, substrate for optical disc, and optical disc  
A molding mold assembly is provided, for molding a mold substrate for an optical disc, to reduce an occurrence of burrs, etc. adversely affecting the optical disc and to improve accuracy of...
US20060093779 Radiation-curable compositions for optical media  
Optical disc adhesives and lacquers comprising components that undergo free-radical polymerization when exposed to radiation and a cure-enhancing amount of R—SH, wherein R is a heterocycle;...
US20050008812 Copy protection of optical discs  
In a method of copy protecting an optical disc carrying information and control data, access to selected information is controlled by removing, corrupting, or otherwise rendering incorrect or...
US20050069671 Information medium  
The present invention provides an information medium including a printable layer containing at least a base layer and a colorant receiving layer, wherein the colorant receiving layer contains at...
US20110171416 OPTICAL DISK WITH TEXTURED EDGE  
A method for producing optical discs is provided. A substrate for an optical disc is formed by utilizing a molding process. A textured surface is formed at an outer diameter edge of the substrate....
US20070275205 RECORDABLE MULTILAYER OPTICAL DISK, RECORDING METHOD, REPRODUCING METHOD, AND RECORDING APPARATUS  
For example, a recordable single-sided two-layer optical disk which is recorded into and reproduced from with light whose wavelength is 405 nm is so configured that, if the front layer is an L0...
US20050219996 Write-once information recording medium  
A write-once optical disk comprises a transparent resin substrate having a concentrically or spirally shaped groove and a land formed thereon, and a recording film formed on the groove and the...
US20100075098 PYRIDINONE BASED AZO DYES AND THIER METAL COMPLEX SALTS  
The present invention relates to pyridinone based azo dyes and/or of anionic azo metal complex dye salts made thereof with cationic basic yellow dyes, which are characterized by an unsaturated...
US20080233330 SILICON SUBSTRATE FOR MAGNETIC RECORDING MEDIA AND METHOD OF FABRICATING THE SAME  
A liquid material containing a silicone material or organosilica is applied to a roughly polished surface of a polycrystalline silicon substrate to form a smooth thin film covering steps and grain...
US20060046013 Super-resolution information storage medium and method of and apparatus for recording/reproducing data to/from the same  
A super-resolution information storage medium and a method and apparatus for recording and/or reproducing data to and/or from the same, the super-resolution information storage medium designed to...
US20050084645 Method and system for optical disc copy-protection  
A method and system for providing copy-protected optical medium using a substrate having information stored thereon in information pits and information lands, wherein the information lands...
US20080193701 OPTICAL FILM PRODUCTS AND METHOD FOR PRODUCING OPTICAL FILM PRODUCTS  
An object of the invention is to provide an optical film product that is configured such that the direction of an optical axis can be easily recognized and that markings do not interfere with a...
US20080057258 MOLD BODY AND METHOD OF MANUFACTURING THE SAME  
A mold body and method of manufacturing the mold body is provided. The mold body includes a resin-molded IC tag module with an integrated antenna and a molding material sealing the IC tag module....
US20070248785 OPTICAL RECORDING MEDIUM, INFORMATION RECORDING AND REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING METHOD  
According to one embodiment, in a phase-change optical disk which has a substrate and a stacked structure including an interference film, a phase-change recording film, an interface film, and a...
US20070172625 Reflective or Semi-Reflective Metal Alloy Coatings  
A silver-based alloy composition for use as a reflective or semi-reflective coatings or layer(s) for use in optical data storage media, low emissivity glass, transparent conductive displays, and...
US20050219995 Write-once information recording medium  
A write-once optical disk comprises a transparent resin substrate having a concentrically or spirally shaped groove and a land formed thereon, and a recording film formed on the groove and the...
US20050066348 Laser-marked data medium  
A laser marked data medium includes a plastic material substrate coated with a visible wavelength transparent film. The substrate contains a first marking pigment. The transparent film contains a...
US20060110570 Dual-layer recordable optical disc and manufacturing method thereof  
A dual-layer recordable optical disc includes a first recording layer and a second recording layer disposed on the first recording layer. The first recording layer is made of organic material, and...
US20050233104 Optical information recording method and medium  
An optical information recording medium includes a substrate having disposed thereon a recording layer that is recordable by irradiating the recording layer with a laser having a wavelength of 450...
US20050233103 Composition for hard coat, surface protecting film, and optical disc  
The present invention realizes forming of a hard coat having excellent leveling without lowering physical properties. An information signal portion is formed on a substrate. A light transmitting...
US20110052855 Ultraviolet-Curable Resin Composition For Optical Disk, Cured Product And Optical Disk  
The present invention relates to an ultraviolet-curable resin composition for an optical disk containing a sulfur-containing compound (A) represented by the following formula (1): (wherein, R1 and...
US20050181169 Directory read inhibitor for optical storage media  
Systems and methods are described for inhibiting the readability of an optical media due to changes in a pseudo-reflective material that composes the optical media after the optical media has been...
US20050053752 Disc-shaped recording medium manufacturing method and stamper member usable for disc-shaped recording medium manufacturing method  
Disclosed is a method for manufacturing a disc-shaped recording medium by use of a stamper member made of a high-cost resin material. This method involves applying an energy beam curing resin to a...
US20100188959 INFORMATION STORAGE MEDIUM AND APPARATUS FOR RECORDING/REPRODUCING THE SAME  
An information storage medium and an apparatus for recording/reproducing the same are provided. The information storage medium is provided in which repetitive recording is performed by using...
US20090075014 OPTICAL RECORDING METHOD AND REPRODUCING METHOD  
A method of recording on an optical recording medium which comprises a multi-photon absorption material and fine particles which have an sensitizing effect of enhancing a multi-photon absorption...
US20050048251 Silver alloys for optical data storage and optical media containing same  
An optical data recording and storage medium includes a thin semi-reflective layer and a highly reflective layer, wherein the semi-reflective layer is formed from a silver alloy containing pure...
US20090291246 OPTICAL RECORDING MEDIUM, AZO-TYPE IRON CHELATE COLORING MATTER, AND AZO-TYPE METAL CHELATE COLORING MATTER ADDITIVE  
An optical recording medium, which makes information be recorded and read with light having wavelength of 700 nm or shorter, with excellent light resistance, high-speed recording and high-density...

Matches 1 - 50 out of 287 1 2 3 4 5 6 >