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Transmitter and method of transmission
A transmitter equipped with a plurality of transmission path ports and a relay section. The relay section has a routing table and a router. In the routing table,...
Multicast tree monitoring method and system in IP network
In accordance with an instruction from a network monitoring device (4), a transmission terminal (2T) serving as a source of video information transmits a certain...
Communication control apparatus and communication control method
A communication control apparatus for enabling a quality of service (QoS) to be maintained, the security against interception to be ensured, and a communication...
OFDM receiving method and OFDM receiving apparatus
In an OFDM receiving apparatus for receiving a signal that has undergone Orthogonal Frequency Division Multiplexing (OFDM) and applying FFT processing to the...
Method for measuring nonlinear optical properties, and optical amplifier
and optical transmission system using same
In an optical amplifier of the present invention, an input light is supplied to one end of an optical fiber connected to an output port, and the power of a light...
Portable electronic apparatus
In a portable electronic apparatus, a second keyboard to be manipulated with a right hand is joined to a first keyboard unit including a first keyboard to be...
Antenna device, electronic device, and method of manufacturing antenna
An antenna device is disclosed that includes: an element member; a ground member; and an adhesive through which the element member and the ground member are held...
Detecting and ranging apparatus and detecting and ranging program product
A detecting and ranging apparatus and a program product obtain a correct relative velocity vector by a simple calculation based on a relative distance etc....
System configuration management apparatus
In configuration management for a system constituted by a plurality of components, each of which has a radio frequency identification tag attached, the operating...
Remote starting control system
The present invention teaches a remote starting control system having a simple construction and being low in cost, that can be mounted on a vehicle having an...
Charging control apparatus, charging control method
A charging control apparatus is adapted to control an alternator which is operable to generate a voltage to charge a battery which is operable to supply the...
Semiconductor device and method for manufacturing the same
In a pad forming region electrically connecting an element forming region to the outside, in which a low dielectric constant insulating film is formed in...
Power feed device to power pins of electrical component
A power feed device for an electrical component which improves the quality of transmission and reduces the mounting density of a printed circuit board in the...
Semiconductor device and method for fabricating the same
A semiconductor device with a structure having superior heat sink characteristics. A first heat sink member is located over a wiring board by using an adhesive...
Field effect transistor and its manufacturing method
The present invention is an object to provide a high-performance vertical field effect transistor having a microminiaturized structure in which the distance...
Reflected light detecting apparatus, reflection characteristic determining
apparatus, and object detecting...
A photographing section photographs a photographing object, a light-projector projects a light spot parallel to or approximately parallel to an optical axis of...
Optical module producing method and apparatus
An optical module is produced by coating, with respect to a substrate having a substrate surface provided with terminal pads and landing pads a solder material...
Method for evaluating impurity distribution under gate electrode without
damaging silicon substrate
A method of stably and correctly evaluating impurities distribution under a gate of a semiconductor device without damaging a silicon substrate is disclosed....
Light guide member, illumination apparatus, and image capturing apparatus
using the same
A light guide member illuminates with uniform light intensity distribution using the point light source light. On the lower end of the light guide member having...
Control device and method for variable valve mechanism
A variable valve timing and lift mechanism includes an actuator that adjusts the period in which an intake valve is held open by moving a drive element. When a...
System and method for preventing fraud of certification information, and
recording medium storing program for...
A system for preventing fraud of certification information performs a processing step of processing web page data, a first comparing step of comparing the web...
Method of evaluating pessimistic error in statistical static timing
First, a yield is calculated by employing conventional SSTA. Next, an independent LL set is determined, the independent LL set being a subset having sets of...
Data-recovery control device
A first storing unit stores therein information on a communication status relating to installing positions of a plurality of storage devices forming a disk...
An encryption/decryption processing unit performs encryption/decryption processing of data transmitted from a host system, and encryption/decryption processing...
Personal authentication apparatus
The present invention provides a personal authentication apparatus that includes a permissibility information file for registering information indicating whether...
Method and system for selectively permitting cache memory access during a
cache miss request
A cache memory control circuit allowing an MIB to have information concerning an upper address section of a replace address corresponding to a move-in request...
Data output method, data output apparatus and computer program product
A data output apparatus checks data accumulated state in the accumulating unit at a preset check interval, and changes at least one setting among an initial...
Message processing apparatus, message processing system, message managing
method, and storage medium storing...
It is determined whether or not a transmitter has issued a request to display a completion state table, whether or not the current date and time have reached the...
Method of circuit simulation for delay characteristic evaluation, circuit
simulation program and circuit...
In delay characteristic evaluation of a logical circuit, there was the problem of underestimation of the output load compared with the actual output load.There...
Optical signal reception device and method of controlling optical signal
An optical signal reception device is disclosed that receives and demodulates an optical signal modulated by DQPSK and performs logical inversion and other...
A WDM system includes a plurality of P to P WDM systems connected for wavelength-multiplexing optical signals of a plurality of wavelengths, transmitting them to...
Wavelength dispersion compensation control method and wavelength
dispersion compensation control device
A wavelength dispersion compensation control method determining whether a clock component is contained in an optical signal received from an optical transmission...
An optical device including (a) a substrate having an electro-optic effect; (b) a modulating optical waveguide formed on a surface layer portion of said...
Optical reception apparatus compatible with DQPSK polarization
In the optical reception apparatus, a DQPSK polarization multiplexed signal light (S) input thereto is split into horizontally/vertically polarized signal lights...
Image processing method and image processing circuit
A method and circuit for suppressing the generation of unnatural vertical streaks in output image data. A detection processing circuit generates a first noise...
Identifying device by biometrics information
In an identifying device for performing personal identification using biometrics information such as an iris, face, blood vessel pattern, auricle, fingerprint,...
Information service system, information service method, and information
There is provided an information service system, an information service method, and an information service program, the information service system comprising an...
Distortion compensation in wireless digital communication
A distortion compensating technique applied to a transmitter for transmitting a quadrature modulated signal in a wireless digital communication system is...
Radio communication system, radio communication method, radio transmitter
and radio receiver
A radio transmitter includes an orthogonal transformation unit for carrying out an orthogonal transformation on pilot signals having orthogonal relation to each...
Method for incorporating new device in information processing apparatus,
information processing apparatus and...
In order to incorporate a new device in an information processing apparatus, a) dividing a control system of the information processing apparatus into a...
System and method for providing support for multiple control channels
A method for providing support for multiple control channels includes establishing an indirect data connection with a first network entity in an optical network....
Filtering frames at an input port of a switch
A switch includes multiple ports for transmitting and receiving frames and a switching core for switching frames between the ports. One or more of the ports...
Electrical fuse circuit, memory device and electronic part
An electrical fuse circuit including: a capacitor composing an electrical fuse; a write circuit breaking an insulating film of the capacitor by applying voltage...
Semiconductor memory device, and method of controlling the same
An internal voltage generator when activated, generates an internal voltage to be supplied to an internal circuit. Operating the internal voltage generator...
Semiconductor memory capable of testing a failure before programming a
fuse circuit and method thereof
Each program circuit outputs an operating specification signal indicating a first or second operating specification according to a program state. Each...
Display device and information processing apparatus
A display device includes: a display panel unit having a display screen on which information is displayed; and a housing having a front housing section that...
Optical amplifier and optical monitor circuit
An optical amplifier of the present invention comprises: an optical amplifying circuit which amplifies a signal light; an optical reflection medium which is...
Display apparatus and in-vehicle display apparatus
A display apparatus includes a main body that includes an operating portion at a front surface thereof, and a display portion that includes a display screen...
RFID system and RFID chip equipped with sensor function
An integrated circuit chip includes a rectifier circuit configured to convert an alternating voltage supplied from an antenna into a direct-current voltage, a...
Remote start controller
A remote start controller is mounted on a vehicle, which includes a keyless entry device for controlling a locking action of doors of the vehicle in response to...