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Pseudorandom number generator and encryption device using the same
A pseudorandom number generator reduced in size while maintaining high security is disclosed. The generator has a state storage unit of 2 blocks (n bits per...
Content provision system and content provision method
This content provision system includes a creation unit for associating the first content data and the second content data, assigning a common content ID to the...
Method of retrieving an appropriate search engine
To allow a user to use an appropriate search engine, this invention provides a computer system including: a client computer; a search engine; and a management...
Execution decision support program and device of regulation measures
The present invention calculates a predicted accumulative import amount for each chemical substance for each month by using information on a predicted monthly...
Incident resolution judgment system
An incident resolution judgment system and method are provided which reduce processing load on a traffic information center included in an incident detection...
Active mixer circuit and a receiver circuit or a millimeter-wave
communication unit using it
The present invention provides a semiconductor integrated circuit including an active mixer circuit that is operated at low voltage, low noise, and low power...
Optical transmitting and receiving system
Signals can be superimposed on optical phase even when low-coherency light is used, and a bit rate and a signal coding format similar to those used in ordinary...
Optical transmission apparatus
An optical transmission apparatus is arranged by: means for demultiplexing monitoring light for received wavelength-multiplexed signal light so as to detect...
Method for fabricating a hollow fiber
A hollow fiber has a hollow tube, a reflecting film formed on an inner wall of the hollow tube, and the reflecting film is a first metal film formed by baking a...
Method and apparatus for inspecting defects
A two-dimensional sensor is installed inclining at a predetermined angle to a moving direction of a stage on which an object to be inspected is mounted and, in...
Method and its apparatus for reviewing defects
A method for reviewing a defect on a sample involves the steps of imaging a defect image containing the defect in first magnification by using an image...
Inspection apparatus and an inspection method for inspecting a circuit
A circuit-pattern inspection apparatus and related method provide a highly sensitive defect inspection of an area including the most circumferential portion of...
Pattern defect analysis equipment, pattern defect analysis method and
pattern defect analysis program
A data processing unit acquires a review image including a pattern defect on a substrate, compares the review image with a reference image thereby to extract a...
Personal authentication device
A compact authentication device that prevents user from feeling pressure and is strong against external light, when capturing an image of a finger blood vessel...
Method of evaluating a readout signal, and optical disc apparatus
A method and optical disc apparatus for evaluating a quality of a read signal adapted to the PRML method by evaluating a binary code decoded from the read...
Fiber laser based production of laser drilled microvias for multi-layer
drilling, dicing, trimming or milling...
Fiber lasers and methods for constructing and using fiber lasers for micro-/nano-machining with output beams including stacked pulses and combinations of...
Communication module and communication apparatus
A communication module mounted on a communication apparatus which includes plural communication modules, plural apparatus side signal processing circuits for...
Area management system
A transmission area is specified flexibly in accordance with the contents of a flow. An area identification number (SHOG) is specified for each interlaced...
Radio network expansion method
One objective of the present invention is to determine a location for a relay terminal in a radio network, without preparatory surveying a radio status, and to...
Access gateway, terminal and method of controlling flow in wireless system
A wireless system includes plural different access networks and terminals (19, 20) having interfaces corresponding to the plural different access networks (3,...
Method and apparatus for determining the reading power of an optical
Since the conventional optical disk recording/reproducing apparatus cannot correctly measure a power of a main beam that is a part of the laser light outputted...
Apparatus and method for using replacement areas having certain usage
directions, based on whether defects are...
To prevent the degradation in read access performance to replacement data caused by not selecting appropriate replacement clusters and to suppress the waste of...
Method for adjusting recording power and optical disk apparatus
A method for adjusting recording power of an optical disk apparatus having an output circuit that outputs recording light onto a test writing area of an optical...
Optical disk apparatus
In an optical disk apparatus, an optical pickup includes an actuator for driving an object lens, and a sensed signal output part for making it possible to...
Optical disc apparatus and defocus correcting method
An optical disc apparatus in which a bias of a focusing error signal is changed to a value according to a recording power at timing corresponding to a...
Perpendicular write head having a modified wrap-around shield to improve
overwrite, adjacent track interference...
A magnetic write head for perpendicular magnetic data recording. The write head includes an wrap around trailing shield structure for improved write field...
Method for characterizing a magnetic-recording system for the presence of
adjacent-track interference and...
A method for characterizing a magnetic-recording system for the presence of adjacent-track interference and far-track interference. The method includes writing...
Scattered light that originates from the surface roughness of silicon or other metallic films is distributed more strongly at positions closer to the starting...
Liquid crystal display device and production method thereof
A production method of a liquid crystal display device that is constructed by placing liquid crystals between a first substrate and a second substrate. The...
Focus control apparatus useful for image pick up apparatuses equipped with
an auto focus function and method...
A focus control apparatus and method capable of shortening a focus adjustment time in focus control. The method includes extracting a first high frequency...
A signal converter to make a display module conduct an n-ply display operation divides one frame period of input display data into n subframes to obtain n-ply...
Image displaying method, image displaying device, and contrast-adjusting
circuit for use therewith
A system provides an image displaying technique that provides stable high contrast even in an area having high brightness. Based on information about an average...
Method for driving a plasma display panel
The present method is to drive a plasma display panel which displays a frame composed of a plurality of sub-fields having different weights of luminance. The...
Power control unit
A power control apparatus for controlling charging and discharging of a plurality of storage devices, including a voltage measuring device for measuring...
The performance of a power transducer is improved while efficiently using a power semiconductor also by managing the permissible duty factor of the power...
Wiring terminal-connecting adhesive
A wiring structure having a wiring-terminal-connection adhesive that includes a curing agent capable of generating a free radical upon heating, a radically...
Semiconductor device and power converter using the same
A semiconductor device which can avoid increase of a conduction loss of an IGBT, secure a low noise characteristic and also reduce a switch loss. The switching...
Wiring board and method for manufacturing the same
A wiring board with an electronic device comprising a plurality of trenches arranged in parallel on a substrate, a common trench communicating the plurality of...
Nitride semiconductor substrate and method of fabricating the same
A nitride semiconductor substrate includes a front surface, a rear surface on an opposite side to the front surface, and a first edge portion including a...
Semiconductor light emitting element
A semiconductor light emitting element includes a group III-V compound semiconductor layer, a first main surface and a second main surface, a reflection metal...
A light-emitting element includes a semiconductor substrate, a light emitting layer portion including an active layer on the semiconductor substrate, a first...
A light-emitting element includes a semiconductor laminated structure including a first semiconductor layer of a first conductivity type, a second semiconductor...
Adhesive composition, process for producing the same, adhesive film using
the same, substrate for mounting...
Disclosed is an adhesive composition which includes (a) an epoxy resin, (b) a curing agent and (c) a polymer compound incompatible with said epoxy resin, and...
Method of manufacturing a semiconductor device having an active region and
There is provided a technique for improving the flatness at the surface of members embedded in a plurality of recesses without resulting in an increase in the...
Method of manufacturing an ultrasonic transducer semiconductor device
A manufacturing yield of a semiconductor device (capacitive micromachined ultrasonic transducer) is increased. A plurality of first chips 1 in which a plurality...
Casing for fuel battery and fuel battery using the same
This invention provides a casing for storing MEA, which has satisfactory corrosion resistance to formic acid produced in an electrode reaction of MEA. There is...
Perpendicular magnetic recording disk with ultrathin nucleation film for
improved corrosion resistance and...
A perpendicular magnetic recording disk has a granular cobalt alloy recording layer (RL) containing an additive oxide or oxides, an intermediate layer (IL) as...
In a ferromagnetic material containing at least one kind of rare-earth element, a layer containing at least one kind of alkaline earth element or rare-earth...
Green phosphor and plasma display panel
A green phosphor represented by Formula (A.sub.1-xTb.sub.x).sub.a(B.sub.1-yMn.sub.y).sub.bC.sub.cO.sub.b+1.5(a+c)- , wherein A includes La, and Yb and/or Gd, B...
Method using block copolymers for making a master mold with high
bit-aspect-ratio for nanoimprinting patterned...
The invention is a method for making a master mold to be used for nanoimprinting patterned-media magnetic recording disks. The method uses conventional optical...