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Node apparatus and communication method
A node apparatus includes a TTL memory configured to store a TTL value for a first node apparatus in the cluster; a receiving unit configured to receive a first...
Optical drop device, optical drop method, and optical add device
An optical drop device includes: a clock extractor configured to extract a clock signal from a multi-channel optical signal that includes a plurality of optical...
Optical transmission device, optical transmission system, and optical
The optical transmission device includes an N.times.N optical switch, an optical packet receiver and an optical packet generation unit. The N.times.N optical...
Transmission apparatus and data transmission method
A transmission apparatus includes a clock generator that generates a clock. When data is received, the transmission apparatus maps a plurality of pieces of...
Optical communication system, optical transmitter, and optical receiver
An optical communication system includes an optical transmitter, and an optical receiver connected via a transmission line to the optical transmitter, in which...
Optical transmitter, optical receiver and optical transceiver
An optical receiver includes: an optical receiving device configured to generate an analog received signal that represents a received modulated optical signal;...
Optical transmitter and control apparatus of optical modulator
An optical transmitter includes an optical modulator to modulate light output from a light source with a drive signal, a monitor to detect an average value and...
Method and apparatus for estimating cross-phase modulation impairments
A system for estimating cross-phase modulation (XPM) impairments, wherein the method comprises: determining, according to a pump Jones matrix of a pump channel...
Differential amplification circuit
A differential amplification circuit includes: a first input node; a second input node; a first output node; a second output node; a first transistor having a...
Magnetic resonance power transmitter and magnetic resonance power receiver
A magnetic resonance power transmitter of a magnetic resonance wireless power transmission system includes a resonance coil, an alternating current power source...
A method for manufacturing a semiconductor device includes, forming, on a substrate, an element isolation insulating film which includes a protruding portion...
Transistor array structure
A semiconductor circuit can include a plurality of arrays of transistors having differing characteristics and operating at low voltages and currents. A drain...
Image processing device and method
The present disclosure relates to an image processing device and method. The device includes: an acquiring unit for acquiring an image containing an object...
Simulation device, method and program product to determine physical
quantity of a plurality of particles under...
A memory stores a calculation formula including a disturbance term added to a position, a velocity, an acceleration, a pressure, or a density of each particle...
Computer product, data processing method, and data processing device
A computer-readable recording medium stores a program causing a computer to execute a data processing process that includes designating one plane data from a...
Method, controller, program and data storage system for performing
A method, program, and data storage system for performing reconciliation of resources represented in a graph of data as nodes, comprising selecting an initial...
Group work support method, computer-readable recording medium, and group
supporting apparatus for recognizing...
A method of supporting a group work includes collecting input contents, which are input by participants via terminals, from the terminals; arranging the...
Terminal device, conversion word candidate synchronization method, and
conversion word candidate...
A terminal device includes: a memory that stores a candidate group including a plurality of conversion word candidates for an input character; and a processor...
Character data processing method, information processing method, and
information processing apparatus
A character data processing method executed by a computer includes detecting glyph variant information from an input character data string, and converting...
Endian conversion method and system
An endian conversion method is executed by a CPU, and includes executing a program that includes endian conversion setting; and performing, when accessing an...
Semiconductor storage device and semiconductor storage device control
A semiconductor storage device includes: a storage; an address translater configured to translate a logical address for access to the storage to a physical...
Information processing apparatus and server management method
An information processing apparatus includes an instruction unit and a calculation unit, and instructs a plurality of physical servers to start to provide or...
Information processing device and method for selecting processor for
memory dump processing
An information processing device includes a memory, and a plurality of processors coupled to the memory and including cache memories, and configured to select a...
Computer housing and arrangement
A computer housing that accommodates at least one motherboard, a power supply and further modules, wherein the housing includes at least a first level and a...
Optical communication device and method of controlling optical modulator
An optical communication device has a pair of Mach-Zehnder optical modulators; a voltage monitor configured to monitor a voltage component acquired by...
Optical module and optical modulation device
An optical module connected to an optical fiber for transmitting light includes: a substrate; a ferrule that is formed from a material capable of transmitting...
Method for manufacturing layered circuit board, layered circuit board, and
There is provided a manufacturing method of a layered circuit board in which a first board and a second board are layered. The method includes arranging an...
Wireless communication system, base station, mobile station, and wireless
A base station sends, to a mobile station, first resource allocation information in accordance with a scheduling request from the mobile station. Furthermore,...
Sounding reference symbol sending method, base station, and user equipment
A method for transmitting sounding reference symbol, a base station and user equipment. The method comprises: configuring, by a base station, user equipment of...
Call control system, mobile station and call restriction method
A control system includes: a storage device configured to store a list of priority callees for a plurality of mobile stations; and a controller configured to...
Recording medium, mobile electronic device, and operation control method
A processor of a mobile terminal refers to an app table that stores a reference flag on a per-app basis, the flag indicating whether the operation-unlock app...
Computer-readable recording medium storing process for monitoring
computer, its method and apparatus
For each group including a plurality of computers, a monitoring computer includes a storage storing a monitoring path which associates a monitoring-source...
LAN multiplexing apparatus
The control device of a LAN multiplexing apparatus performs a process to encapsulate a MAC frame received from at least any one of the LAN and the wireless LAN...
A transmitting unit of a base station transmits data to a radio terminal with a plurality of frequency bands. A transfer unit of the base station transfers a...
Wireless communication system and communication method
A wireless communication system includes a primary base station; a plurality of base stations other than the primary base station; and a mobile station....
Transmission device and optical transmission system
A transmission device that receives an optical signal on which a frequency modulated signal is superimposed includes: an optical filter configured to filter the...
Transmission device and transmission method
A transmission device includes: optical transmitters configured to transmit optical signals of different wavelengths; optical couplers configured to...
Digital coherent receiving apparatus
A digital coherent receiving apparatus includes a first oscillator for outputting a local light signal of a fixed frequency, a hybrid unit mixing the local...
Optical receiver module including plurality of photo detectors
An optical receiver module includes: a circuit board; a plurality of photo detectors mounted on a first surface of the circuit board; a plurality of amplifiers...
Flexible virtual optical network provisioning using distance-adaptive
Flexible VON provisioning may include calculating a candidate mapping pattern to satisfy a virtual optical network (VON) demand based on virtual-to-physical...
Radio communication system
In a radio communication system a first radio station performs communication by the use of a first radio signal. A second radio station receives a second radio...
Wireless device and wireless access system
A wireless device includes a digital-to-analog converter that converts a digital transmission signal within a digital signal processing band to an analog...
Distortion compensation apparatus and method therefor
A distortion compensation apparatus includes a pre-distorter, a gain control unit, and a learning unit. The pre-distorter adds distortion according to...
Amplification device and amplification method
An amplification device includes at least two amplifiers. The amplification device further includes: a switching unit that switches an amplification mode to one...
DC-DC converter with LC resonance circuit and transformer
A DC-DC converter includes a capacitor configured to be charged for a predetermined period by an external voltage, an inductor configured to constitute an LC...
Voice processing device and voice processing method for controlling silent
period between sound periods
A voice processing device includes a processor; and a memory which stores a plurality of instructions, which when executed by the processor, causing the...
Gray image processing method and apparatus based on wavelet transformation
The embodiments provide an image processing method and apparatus, which combine a wavelet transform method with a non-local means method, comprising: performing...
RFID tag and fuse
An RFID tag includes an antenna, a first IC chip connected to the antenna, and a first fuse inserted between the antenna and the first IC chip, or inserted in...
Biometric authentication device and biometric information processing
A fingerprint image obtaining unit 1 obtains a fingerprint image of multiple fingers. A vein image obtaining unit 3 obtains a palm vein image. An authentication...
Database, apparatus, and method for storing encoded triples
A database of graph data encoded as triples, each including a subject, a predicate, and an object, and each stored within a data item of data items ordered...