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Orthogonal frequency division multiple access (OFDMA) based passive
optical network (PON) architecture and its...
A passive optical network (PON) device, system and method include an optical line terminal (OLT) receiver configured to receive multiple signals at different...
Media gateway and control method thereof
A media gateway, which generates a context based on a control message transmitted from a media gateway controller and controls bearer transfers between a first...
Fast roaming system
A fast roaming system for changing, in a short period of time, the connection to a roaming destination AP (access point) providing a better communication...
Mobile communication system, base station, radio network controller, and
resource allocation control method...
A mobile communication system is provided which is capable of improving efficiency of use of allocated codes and allocated power of an HS-PDSCH to improve a...
Mobile communication network system and mobile communication method
The mobile communication network system of the present invention is made up from a mobile communication network (MNW), a plurality of external networks...
Optical system for a display panel using divided irradiation
An optical system for a display panel is disclosed. An optical system comprises a color separating portion for separating light that is emitted from a light...
Semiconductor device and method of manufacturing same
Semiconductor device has a semiconductor chip embedded in an insulating layer. A semiconductor device comprises a semiconductor chip formed to have external...
Multilayered wiring structure, and method for manufacturing multilayered
Provided is a wiring of the Damascene structure for preventing the TDDB withstand voltage degradation and for keeping the planarity to prevent the degradation...
External-electrode discharge lamp with no light leakage from external
An external-electrode discharge lamp has a light-permeable, electrically insulative outer casing having a closed hollow space defined therein. A discharge...
A location system comprises a communication terminal for transmitting a location request specifying a target mobile terminal and a type of location information,...
Key issuing method, group signature system, information processing
apparatus, and program
There is provided in accordance with the present invention a key issuing method for being performed by a user apparatus in a group signature system including...
Mobile communication system using broadcast communication or multicast
Disclosed is the retransmission control method used in a mobile communication system including mobile terminals (MTs), base stations (BSs) and the radio network...
Method of scheduling cell search operations
A method of scheduling cell search activity in a mobile communication user terminal (28) during transmission gap sequencing in burst mode, the method comprising...
Semitransparent liquid crystal display
An electrically-floating light shielding film is formed on a glass substrate, and a signal line is formed above the light shielding film via a gate insulating...
Display panel, display device, and terminal device
A display panel, a display device, and a terminal device, which can achieve a high image quality by decreasing deterioration of the image quality that may be...
Portable communication apparatus and a battery pack
A battery pack has a case for storing a battery can, and a metal plane made of a conductive material and connected to the battery can in high frequency is...
Semiconductor light receiving device
The present invention provides a semiconductor light receiving device that prevents local heat generation, has high-speed, high-sensitivity characteristics even...
Bit-interleaved LDPC-coded modulation for high-speed optical transmission
A transmitter includes a plurality of encoders configured to receive source bit streams from m information sources, each of the plurality encoders including...
Scalable secondary storage systems and methods
Exemplary systems and methods in accordance with embodiments of the present invention may provide a plurality of data services by employing splittable, mergable...
Storage medium control unit, data storage device, data storage system,
method, and control program
To prevent random access commands from remaining even in the case of mixed sequential and random accesses. A storage medium control unit is used in a data...
Remote operation system, server, remotely operated device, remote
operation service providing method
A remote operation robot system for having a robot perform a task by remote operation includes an operating device connected to a communication network, an...
Wireless communication system, system controller, access point, station,
communication control method and...
The use of a wireless interface is dynamically changeable according to connection states of stations belonging to access points. Therefore, limited wireless...
Receiver apparatus, receiving method, and wireless communication system
A receiving apparatus, a receiving method, and a radio communications system are disclosed. The receiving apparatus is for receiving CDMA signals transmitted by...
Optical transmitter with driving voltage control and method
An exemplary aspect of the invention is an optical transmitter that emits a light signal, including: a light source; a Mach-Zehnder optical modulator; a...
Image similarity calculation system, image search system, image similarity
calculation method, and image...
There is provided an image similarity calculation system which yields a large value for image similarity between an edited image and an original image. A local...
Threshold determining device, method and program, and personal
Provided is a threshold determining device for determining a threshold, at which the false matching rate of each data to become less than a required value...
Wavelength transmission system and method using 3-dimensional LDPC-coded
A transmitter and method include a LDPC encoder configured to encode source data, and a mapper configured to generate three coordinates in accordance with a 3D...
External cavity wavelength tunable laser device and optical output module
In an external cavity wavelength tunable laser device including an external cavity (20) which includes a semiconductor optical amplifier (2) and performs laser...
Semiconductor chip and semiconductor device
There are provided a semiconductor device and a semiconductor chip, in which the interconnection is made to be highly reliable by stacking three or more layers...
Transflective type LCD and method for manufacturing the same
A method for manufacturing a transflective type LCD having a first substrate provided thereon with a plurality of scanning lines and a plurality of signal lines...
Detection stabilizing system for RFID system, detection stabilizing
method, and program for stabilizing detection
Quantities of movements of human and matter within a detection area are detected, based on the read results of an ID holding unit arranged in the detection area...
Switching element, programmable logic integrated circuit and memory
A switching element with a switching voltage set higher than conventional, which includes an ion conduction layer including tantalum oxide, a first electrode...
Semiconductor device including a deflected part
This invention relates to a semiconductor device having a beam made of a semiconductor to which strain is introduced by deflection, and a current is permitted...
Electronic device improved in heat radiation performance for heat
generated from active element
An electronic device of the present invention includes a first substrate provided with a thin film active element, having a thickness of 200 .mu.m or lower, and...
Optical circuit and method for measuring monitor characteristic
An optical circuit includes a selector that supplies an output current from a first photodetector to a converter provided for a second photodetector, and a...
Computing filter coefficients for an equalizer in a communication receiver
The present invention provides an equalizer (200) and a method for computing equalizer filter coefficients in a communication receiver. The equalizer filter...
Object pose estimation and comparison system using image sharpness
differences, object pose estimation and...
A pose estimation and comparison system has a pose estimation and comparison unit. The pose estimation and comparison unit has an pose candidate decision unit...
Moving picture compression/encoding method conversion device and moving
picture communication system
To enable to output, from a transcoder, a coded bit stream which can be decoded and reproduced by a receiving side moving image decoding device, irrespective of...
Circuit and method for driving light-emitting element and optical
A circuit for driving a light-emitting element such as a laser diode LD has a boost circuit for boosting an input voltage to supply it to the light-emitting...
Communication apparatus and program therefor, and data frame transmission
A communication apparatus including a physical layer processing unit that transmits data to a communication medium and a lower-layer processing unit that...
Method of manufacturing an LCD device
Disclosed is an active matrix liquid crystal display device including substrates and a liquid crystal layer. The substrate includes: scan signal wiring lines;...
III-nitride semiconductor field effect transistor
Provided is a semiconductor device that can reduce the contact resistance, has a small current collapse, and can improve the pinch-off characteristic upon a...
Light control film, lighting device and display device
A light control film including transparent layers and light absorbing layers arranged alternately is provided. The film is capable of controlling emission angle...
Processor, electronic apparatus, interruption control method and
interruption control program
A processor 1 provided with a plurality of cores, an interrupt operation dedicated core 20 which is used only for an interrupt operation; a normal core 11 to 1n...
Server, and packet transferring method and program therefor
A server that relays packet data transmitted and received between a first terminal and a second terminal among plurality of terminals, includes a transfer table...
Data management system, data registration device, data retrieval device,
data management method and program
A designator designates whether to perform normalization for registration data or retrieval data that has been input, but does not perform the normalization. A...
Mobile communication system, mobile terminal, base station, radio network
controller, information rate control...
A method according to the present invention comprises determining an available information rate for communication, via a first base station, between a plurality...
Pattern recognition system, pattern recognition method, and pattern
A pattern recognition system, pattern recognition method, and pattern recognition program capable of increasing the accuracy in computing the false acceptance...
Line selection method and line selection system for private branch
External lines 22 connected to a LAN 30 to establish pseudo private lines and having individual line numbers (for example, 5 and 3) are preliminarily assigned...
Clock and data recovery circuit
A clock and data recovery circuit including a phase synchronization loop including an oscillator, the oscillation frequency of which is variably controlled, the...