Abstract: A FIFO control circuit for passing receive data and transmit data in a first-in first-out system, respectively, is provided. The FIFO control circuit comprises a receiving circuit; a transmitting circuit; a FIFO buffer for temporarily storing receive data received by the receiving circuit and transmit data to be transmitted by the transmitting circuit; a free space management circuit for managing free space of the FIFO buffer; a first address storage unit for storing an address range in which the receive data is stored in the FIFO buffer; a second address storage unit for storing an address range in which the transmit data is stored in the FIFO buffer; a write pointer control circuit writing the receive data and the transmit data; and a read pointer control circuit reading out the receive data and the transmit data from the FIFO buffer.

Abstract: A three-dimensional optical recording medium includes: an optical information recording layer and a recording portion that stores managing information of the three-dimensional optical recording medium. The recording portion is optically or electromagnetically readable, for example, a barcode, an RFID tag, a magnetic recording material, and is disposed at a periphery of the three-dimensional optical recording medium which may be formed in a disk or in a card. An optical disk cartridge including a cartridge case for housing the medium as optical disk cartridge has the recording portion at the medium or the cartridge case.

Abstract: A three-dimensional optical recording medium including an optical information recording layer held and sandwiched between the light transmissive substrates has a recording region for recording a positioning signal to determine a recording location of the optical information only at a periphery of the optical recording medium.

Abstract: A pedometer is provided for use by a pregnant woman. Embodiments include a pedometer having a number-of-activity step acquisition unit that acquires the number of activity steps taken by the pregnant woman, an activity energy consumption calculation unit that calculates activity energy consumption caused by the number of activity steps, and a proper energy consumption storage unit that stores proper energy consumption for the pregnant woman. A comparison and assessment unit compares the activity energy consumption with the corresponding proper energy consumption and assesses the activity energy consumption of the pregnant woman. A comparison and assessment result output unit outputs the result of the comparison and assessment.

Abstract: Provided is a magnetic recording medium permitting the controlling of backcoat layer transfer to a magnetic layer surface, a reduction in dropout even when employing microgranular magnetic material, as well as good running stability, durability, and storage properties. The magnetic recording medium has a magnetic layer with a ferromagnetic powder and a binder on one surface of a nonmagnetic support and a backcoat layer with a nonmagnetic powder and a binder on the other surface of the nonmagnetic support. The nonmagnetic powder is an acicular particle having a mean particle diameter of 5 to 300 nm, and the backcoat layer includes water-soluble cations in a quantity of 100 ppm or less and water-soluble anions in a quantity of 150 ppm or less.

Abstract: On the basis of information of a topology map, a parent node ID list is generated to show correspondence of ID of each node to that of its parent node. Information given by the parent node ID list is transmitted as connection display data in a predetermined format. The receiving side, on the basis of the received connection display data, obtains information of a connecting status display to display connecting status of a network. On the basis of this information, a display to show connecting status of the network is displayed.

Abstract: An optical recording medium includes a body, optical information recording layer, and a cartridge. The body includes two light transmissive substrates each including a thickness not less than 50 ?m; and an optical information recording layer including a thickness not less than 100 ?m in thickness between said two light transmissive substrates, the optical information recording layer comprising an optical recording material, wherein information is recorded in physical change of the optical recording material by recording light; and a cartridge for enclosing the body comprising a light-shielding material including a transmittance of not greater than one percent at range of ultraviolet and visible light.

Abstract: An optical recording medium of the present invention is a lamination body having two light transmissive substrates not less than 50 ?m in thickness and an optical information recording layer not less than 100 ?m in thickness that is provided between the two light transmissive substrates and is comprised of an optical recording material where information is recorded by recording light, wherein a side edge portion of the lamination body is covered so that edges of the light transmissive substrates and the optical information recording layer are not exposed.

Abstract: A hologram recording material is provided and includes at least a sensitizing dye capable of absorbing light having a hologram recording wavelength to generate an excited state thereof, and an interference fringe-recording component capable of recording interference fringes providing a refractive index modulation by an electron transfer or an energy transfer from the excited state, in which the sensitizing dye in the hologram recording material has a molar absorption coefficient within a range of 1 to 10,000 at the hologram recording wavelength.

Abstract: Disclosed is an optical recording medium with a uniform optical information recording layer that resists deformation, thereby attaining excellent recording and reproducing characteristics, great productivity, and handling ease. This optical recording medium includes two light transmitting substrates, and an optical information recording layer to which information is to be recorded with recording light and which is formed between the light transmitting substrates. Moreover, a thickness of the optical information recording layer is at least 100 ?m, the Young's modulus of the optical information recording layer ranges from 1000 MPa to 30000 MPa, and each of the light transmitting substrates has a thickness ranging from 50 ?m to 1500 ?m.

Abstract: A hologram recording material comprising at least one metal complex dye as a sensitizing dye.

Abstract: A hologram recording method using at least one discolorable dye, which comprises forming an interference band due to refractive index modulation using discoloration of the discolorable dye by hologram exposure.

Abstract: A manufacturing method of an optical recording medium comprises the processes of repeating not less than twice a treatment of coating an embrocation containing an optical recording material with a thickness not more than 150 ?m on a transparent support of a thickness of 10 to 200 ?m, then of drying a coated film till a solvent content in the coated film becomes not more than 10 mass %, and of forming an optical recording material layer till a total thickness of an optical information recording layer composed of a plurality of the optical recording material layers formed on the transparent support becomes not less than 150 ?m; thus forming a lamination body; shaping the obtained lamination body into a predetermined form; and laminating the shaped lamination body with a substrate so that the optical information recording layer is provided between the transparent support and the substrate.

Abstract: A magnetic recording tape comprising: a magnetic layer comprising a ferromagnetic powder and a binder; a nonmagnetic layer; a support; and a back coating layer, in this order, wherein the magnetic layer has a surface lubricant index of from 1.3 to 3.5, the back coating layer comprises titanium oxide, ?-iron oxide or a mixture thereof as an inorganic oxide powder and carbon black and further comprises from 10 to 30 parts by weight, based on 100 parts by weight of a total amount of the inorganic oxide powder and the carbon black, of a binder, and the back coating layer has a surface lubricant index of from 1.10 to 3.0.

Abstract: A FIFO control circuit for passing receive data and transmit data in a first-in first-out system, respectively, is provided. The FIFO control circuit comprises a receiving circuit; a transmitting circuit; a FIFO buffer for temporarily storing receive data received by the receiving circuit and transmit data to be transmitted by the transmitting circuit; a free space management circuit for managing free space of the FIFO buffer; a first address storage unit for storing an address range in which the receive data is stored in the FIFO buffer; a second address storage unit for storing an address range in which the transmit data is stored in the FIFO buffer; a write pointer control circuit writing the receive data and the transmit data; and a read pointer control circuit reading out the receive data and the transmit data from the FIFO buffer.

Abstract: To provide a hologram recording method capable of satisfying high sensitivity and at the same time, satisfying high diffraction efficiency, good preservability, low shrinkage percentage, dry processing and multiplex recording properties, a hologram recording method comprises a first step of producing a latent image upon holographic exposure, and a second step of causing a polymerization reaction due to the latent image, to form a interference fringe providing a refractive index modulation, wherein the first and second steps are dry process; particularly, the first step is a step of producing a colored material to form the latent image and the second step is a step of causing the polymerization reaction upon irradiating the colored material with a light having a wavelength different from that of the holographic exposure, to form the interference fringe providing the refractive index modulation.

Abstract: To provide a composition for a hologram recording material, a hologram recording material and a hologram recording method applicable to a high density optical recording medium, a three-dimensional display, a holographic optical element etc. and capable of attaining a high sensitivity, a high diffraction efficiency, a satisfactory storage property, a low shrinkage rate, a dry process, a multiplex recording property and a high recording density. An unrewritable hologram recording method including a step in which a sensitizing dye absorbs light by an exposure to form an excited state, a chemical reaction step including a color forming reaction involving an electron transfer or an energy transfer from such excited state, and a hologram-forming step by such chemical reaction.

Abstract: Disclosed is a pedometer for use with a pregnant woman, comprising: a fat deposition related factor acquisition unit; a term-after-pregnancy acquisition unit; a number-of-activity step acquisition unit; an activity energy consumption calculation unit; a proper energy consumption storage unit; a comparison and assessment unit; and a comparison and assessment result output unit. According to the present invention said fat deposition related factor acquisition unit acquires a factor related to fat deposition of the pregnant woman, said term-after-pregnancy acquisition unit acquires a term that has elapsed after pregnancy, and said number-of-activity step acquisition unit acquires the number of activity steps taken by the pregnant woman. Furthermore, said activity energy consumption calculation unit calculates activity energy consumption caused by said number of activity steps acquired, and said proper energy consumption storage unit stores proper energy consumption for the pregnant woman.

Abstract: A magnetic recording tape comprising a magnetic layer, a flexible support and a backcoating layer in this order, wherein the backcoating layer has on its surface 10 to 200 projections having a height of 50 to 100 nm per 90 &mgr;m side square as measured with an atomic force microscope and 10 or fewer projections having a height greater than 100 nm and not greater than 500 nm per 90 &mgr;m side square as measured with an atomic force microscope, and the tape has a cupping of 3 to 20% of the tape width with convexity on the magnetic layer side.

Abstract: A magnetic recording tape comprising a magnetic layer, a flexible support and a backcoating layer in this order, wherein the backcoating layer has on its surface 10 to 200 projections having a height of 50 to 100 nm per 90 &mgr;m side square as measured with an atomic force microscope and 10 or fewer projections having a height greater than 100 nm and not greater than 500 nm per 90 &mgr;m side square as measured with an atomic force microscope, and the tape has a curvature of 3 to 30% of the tape width per meter.