Abstract: Provided is a mark forming apparatus including a head unit that forms a mark on a recording medium through laser beam irradiation based on a laser driving pulse, a control signal generation unit that generates a control signal at a start timing of the laser driving pulse supplied to the head unit, a multiplier that multiples a synchronization reference signal used to synchronize with the process of forming the mark on the recording medium in the head unit to generate a multiple signal, and a laser driving pulse generation unit that generates the laser driving pulse by setting the start timing of the laser driving pulse at resolution based on the multiple signal in accordance with the control signal.

Abstract: [Object] To enable additional supplementary information such as PID to be utilized in a generally-used DVD player. [Solving Means] Additional supplementary information recorded with additional recording mark rows of the additional recording mark rows and pit rows is set to be previously recorded in a format of command information for instructing a normal DVD player to read. Similar to a so-called navigation command in a DVD system, in recording information that can be handled by the reproduction device, the additional supplementary information can be used, to thereby utilize the additional supplementary information in the current reproduction device.

Abstract: A method for copy protection includes providing audiovisual or audio data stored in sectors of a record carrier having a file system, and providing additional data to be stored in further sectors. The method includes generating first and second files referencing respective first and second parts of the sectors and respective further first and second parts of the further sectors, so when the first and second files are completely rendered by a playback device, respective first and second parts of the data and respective further first and second parts of the additional data are reproduced. The method also includes determining program instructions, which when executed by the playback device, control switching between reading the first file and the second file, and when the record carrier is an original, switching is controlled so only the sectors and none of the further sectors are read such that no additional data is reproduced.

Abstract: A method for copy protection includes providing audiovisual or audio data stored in sectors of a record carrier having a file system, and providing additional data to be stored in further sectors. The method includes generating first and second files referencing respective first and second parts of the sectors and respective further first and second parts of the further sectors, so when the first and second files are completely rendered by a playback device, respective first and second parts of the data and respective further first and second parts of the additional data are reproduced. The method also includes determining program instructions, which when executed by the playback device, control switching between reading the first file and the second file, and when the record carrier is an original, switching is controlled so only the sectors and none of the further sectors are read such that no additional data is reproduced.

Abstract: A method for copy protection includes providing audiovisual or audio data stored in sectors of a record carrier having a file system, and providing additional or modified data to be stored in further sectors. The method includes generating a first file of the file system referencing at least a part of the sectors and none of the further sectors, so when the first file is rendered by a playback device, the data is reproduced which is included in the part of the sectors. The method also includes generating a second file of the file system being another file than the first file and referencing at least a part of the sectors and further referencing at least one of the further sectors, such that when the second file is rendered by the playback device the part of the sectors and the at least one of the further sectors are reproduced.

Abstract: A master strategy adjustment method includes performing first recording on a master with a predetermined strategy, performing first measurement of an evaluation value of the master of the first recording, forming a first optical disc based on the master after the first recording, performing second measurement of an evaluation value of the optical disc formed as the first optical disc, calculating a target value of the evaluation value of the master based on a difference with the first measurement evaluation value and the second measurement evaluation value, and adjusting the strategy so that the evaluation value with regard to the master matches the target value, performing recording on the master with the adjusted writing strategy, performing measurement of the evaluation value of the master, and performing determination of whether the evaluation value is within a predetermined range with the target value as a reference until an affirmative result is obtained.

Abstract: A hologram-mounted medium includes: visually readable identification information that is holographically formed to be visible within a predetermined angular range when illuminated at a predetermined angle; and mechanically readable identification information that is holographically formed to be visible within a predetermined angular range when illuminated at a predetermined angle. The visually readable identification information and the mechanically readable identification information are associated with each other.

Abstract: There are provided a method and device for thermocompression bonding of possibly preventing any warping of a resin member to be caused by thermocompression bonding, and of possibly reducing the time to be taken for processing. The method for thermocompression bonding, includes: preheating a resin member using an infrared radiation section; and subjecting the resin member to thermocompression bonding using a heating section and a pressurization section.

Abstract: A recording apparatus includes a rotation driving portion that rotates and drives an optical disc master; and a recording portion that performs an information recording on the optical disc master, by performing a laser beam irradiation on the optical disc master, based on a recording waveform which has a land pulse of a first power, a recording waveform portion having a recording pulse of a second power higher than the first power, and a cooling pulse which has a third power lower than the first power and is inserted between the land pulse and the recording waveform portion.

Abstract: An optical reader module includes a first illumination light source that emits reproducing illumination light to an image-capture target containing a hologram in which information reproduced in a predetermined angle area when illuminated from a predetermined angle is recorded, thereby reproducing the information recorded in the hologram; an image-capturing device that captures an image of the information reproduced from the hologram; and a first light-projecting unit that projects first-optical-guide-forming light on the image-capture target. A first optical guide projected on the image-capture target takes a predetermined shape when the emission angle of the reproducing illumination light to the hologram is equal to the predetermined angle.

Abstract: An identification label includes: at least one piece of identification information; and a label characteristic value used to designate a characteristic of a shape or a state. At least one piece of identification information and the label characteristic value are associated with each other.

Abstract: A hologram laminate is provided with a hologram recording layer in which holograms are recorded, a first bonding layer, a pattern layer having a first region and a second region, and a second bonding layer. The hologram recording layer, the first bonding layer, the pattern layer, and the second bonding layer are laminated in this order. Detaching strength of the first bonding layer is larger than detaching strength of the second bonding layer. The detaching strength of the second bonding layer with respect to the first region and the detaching strength of the second bonding layer with respect to the second region are different.

Abstract: [Object] To provide a durable read-only optical recording medium having less variances in characteristics of a metal reflective film due to a temporal change. [Solving Means] Provided is a read-only optical recording medium (100) including: a substrate (101); an information recording surface onto which information is recorded by combining pits (P) and lands (L); and a metal reflective film (102) that is provided in contact with the information recording surface and represented by Al100-x-zXxZz, where x and z each represent an atomic %, X is constituted of an element including at least Ti, Z is constituted of an element including at least Fe, x is 1.0 to 3.0, and z is 0.05 to 1.0.

Abstract: A disc inspecting method includes: forming recording marks on a disc; scanning the recording marks from inside to outside or from outside to inside of the disc by a pickup unit to read a reproduction signal while rotating a spindle to move a slider by each predetermined width; acquiring reproduction data from the reproduction signal in a signal acquiring unit; and determining whether or not the reproduction data is proper in a calculation unit, and optimizing a formation condition of the recording marks when it is determined that the reproduction data is not proper.

Abstract: A holographic reproduction image processing apparatus includes: a detecting section detecting the luminance of a plurality of pixels in an area of a holographic reproduction image extending in a direction substantially orthogonal to a direction in which the image has luminance variation; and an image processing section correcting the luminance variation according to luminance information supplied from the detecting section.

Abstract: A copying apparatus is used for copying data stored in a memory medium including a memory unit storing the data therein and having a management data area in which unique information of the memory medium is stored and a user data area into which user data is written, as a master medium to the memory medium as a copy destination medium. The copying apparatus includes: a memory means for storing an image data file of the master medium and the unique information that is stored in the management data area of the master medium therein; a reading/writing unit that writes or reads data on or from the installed copy destination medium; and a control unit that is configured so as to perform a necessary control process by operating an operating system based on an application program. The control unit performs a file/folder recognizing process and a writing control process.

Abstract: A hologram recording medium having two or more images recorded therein, wherein when substantially collimated light is incident along a first direction on the hologram recording medium, a first image is reproduced with the intensity of light diffracted in the hologram recording medium maximized in a predetermined direction, when substantially collimated light is incident along a second direction on the hologram recording medium, a second image is reproduced with the intensity of light diffracted in the hologram recording medium maximized in the predetermined direction, and a full width at half maximum of a reproduction angle of at least either of the diffracted light intensities of the first and second images is 8° or smaller.

Abstract: An exposure apparatus includes an exposure unit selectively performing exposure on a resist layer with a first laser beam, focused by a lens system, in a pattern including pits and lands arranged in a scanning direction; a detecting unit detecting a reflection of a second laser beam applied through the lens system to the resist layer selectively exposed to the first laser beam, the second laser beam being produced by changing a focal length of the lens system such that the resist layer is prevented from responding thereto; a calculating unit calculating, from a result of the detection, a displacement between center axes of signal waveforms representing beams reflected from first and second portions of the pattern having a smallest width and a larger width, respectively; a setting unit setting the focal length of the lens system to such a value that the displacement is maximal; and a control unit controlling the exposure unit to expose the resist layer to the first laser beam focused with the focal length set

Abstract: A hologram recording medium includes: a hologram recording layer; and a light scattering layer, wherein a material having a reflection characteristic different from that of a main material forming the light scattering layer is arranged in the light scattering layer.

Abstract: A hologram-including medium is disclosed, which is an integrated medium on which at least two items of identification information are recorded, wherein one of the two items of identification information is holographic identification information which can be observed within a predetermined angle.