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Amplifier circuit, digital-to-analog conversion circuit, and display
Disclosed is a digital-to-analog conversion circuit in which first and second serial DACs and an amplifier circuit for driving a data line are provided. In a...
Dither circuit and analog digital converter having dither circuit
According to one aspect of the present invention, there is provided a dither circuit including a dither generating circuit generating a plurality of...
Equalizing filter circuit
In an equalizing filter circuit having an input terminal 101, an output terminal 102, delay devices 104 connected in multi-stage to the input terminal 101, and a...
A pulse modulator generates a pulse-modulated signal by pulse-modulating and amplifying the amplitude component of an input signal. A low-pass filter filters the...
Signal generating circuit
A signal generating circuit includes an input stage delay circuit which can switch a state of outputting a reference clock and a state of outputting a signal...
Driver circuit and method for differential signaling with improved signal
A differential signal driver circuit is provided with a driver circuit and a common feedback circuit. The driver circuit is responsive to differential input...
High-frequency signal detector
Disclosed is a high-frequency signal detector circuit including a diode detector circuit for detecting an input signal by diode detection; a ...
Semiconductor device and method for manufacturing same
A semiconductor device comprises a drift region of a first conduction type, a base region of a second conduction type, a source region of the first conduction...
Method of manufacturing semiconductor device
A method of manufacturing a semiconductor device according to an embodiment of the present invention includes: forming a first insulating film on a semiconductor...
Semiconductor package board using a metal base
A semiconductor package board for mounting thereon a semiconductor chip includes a metal base having an opening for receiving therein the semiconductor chip and...
Anonymous electronic voting system and anonymous electronic voting method
A voting server transmits a list of plaintext and encrypted voting data obtained by encrypting the plaintext to a voter terminal, and the voter terminal a...
Semiconductor integrated circuit, layout method, layout apparatus and
An intermediate wiring layer, lowermost vias and uppermost vias of a semiconductor integrated circuit are disposed within a zone of wiring tracks, which are...
Fault-tolerant computer and method of controlling same
A fault-tolerant computer has duplex systems each comprising a CPU subsystem for controlling access to a CPU and a storage unit, and an IO subsystem for...
Data backup device, data backup method, and recording medium storing data
A data backup device according to the present invention comprises a first table, a second table, an update management part configured to perform recording in the...
Function addition apparatus and function addition method
A function addition apparatus allows an added function to be started-up immediately after a computer has been powered on or reset. A function expansion program...
Duplicate data storing system, duplicate data storing method, and
duplicate data storing program for storage device
Provided is a data storing system which holds only updated data by a snapshot action of a disk array subsystem. When there is generated a writing request to...
Speech signal decoding method and apparatus
In a speech signal decoding method, information containing at least a sound source signal, gain, and filter coefficients is decoded from a received bit stream....
Disjunctive image computation for sequential systems
A symbolic disjunctive image computation method for software models which exploits a number of characteristics unique to software models. More particularly, and...
Base station, mobile station and control method therefor
An exemplary method for a communication network according to the present invention includes detecting movement of a mobile station, and modifying a control for...
Radio access network apparatus and mobile communication system using the
The radio access network for allowing to construct a system abundant in scalability in a W-CDMA mobile communication system. A RNC in the radio access network is...
Optical communication module using refraction plate for optical axis
compensation, and manufacturing method of...
An optical communication module is fabricated to include a refraction plate made of an inorganic material whose refractive index varies little with temperature....
Optoelectronic hybrid integrated module and light input/output apparatus
having the same as component
On the back surface of a transparent plate having a light extracting part for outputting lights to the outside, an electrode for wiring, and an electrode for an...
Pathological diagnosis support device, program, method, and system
A pathological diagnosis support device, a pathological diagnosis support program, a pathological diagnosis support method, and a pathological diagnosis support...
Sound processing device and input sound processing method
Provided is a sound processing device including: a sound input unit for dividing an input sound into predetermined time units; a sound processing unit for...
Receiving device and analog-to-digital conversion device
Disclosed is a receiving device which comprises first and second AD converters for inputting a received analog signal and converting the analog signal to digital...
Method and apparatus for transmitting data to network and method and
apparatus for receiving data from network
A TOE (TCP/IP Offload Engine) can transmit data to and receive data from a network without causing a plurality of high order processes to influence each other in...
Communication system, method thereof, switching center thereof and base
station control station thereof
A WCDMA communication system that enables smooth data transmission although a communication rate corresponding to a communication service desired by a user can...
Method for controlling paging signaling communication with mobile stations
within a WLAN network
A method for controlling the communication with mobile stations in a network, preferably in a WLAN (Wireless Local Area Network) according to the IEEE 802.11...
Semiconductor device and method of controlling the same
A semiconductor device (DRAM) according to one embodiment of the present invention includes a plurality of pairs of digit lines (digit True, Not) connected to a...
Semiconductor device that uses a plurality of source voltages
A semiconductor device includes a first memory; and a voltage adjusting portion configured to receive a first voltage, a second voltage higher than the first...
Magnetic random access memory
An MRAM is provided with a memory main body (2) having at least one cell array, and a magnetic field detecting section (4) which detects a magnetic field in the...
Semiconductor memory apparatus
A semiconductor memory that includes a row decoder part, a first cell array placed on either side of the row decoder part, a second cell array placed on the...
Apparatus and a method for measuring distance using a laser beam
A laser distance measuring apparatus which measures a turnaround time after emitting a laser beam outputted from a laser diode to a target until receiving the...
Digital-to-analog converter and distortion correction circuit
Disclosed is a D/A converter including: a delta-sigma modulator for subjecting a digital signal to delta-sigma modulation; a pulse-width modulator for outputting...
Semiconductor integrated circuit device including charge pump circuit
capable of suppressing noise
In a semiconductor integrated circuit device including a charge pump circuit flowing an operating current therethrough, a current circuit is adapted to receive...
In the conventional technology, a region of larger data rate causes a varied level of the light exposure in the lithographic operation in the process for...
Semiconductor device, semiconductor device module and method of
manufacturing the semiconductor device
A reliable semiconductor device including support bumps so as to adequately seal the region between the chips is to be provided. The semiconductor device...
Semiconductor device and wiring board
A wiring board (20A) includes a first wiring portion (10A) having a plurality of wiring layers (1) and external connecting bumps (5), and at least one second...
Fuse and seal ring
There is provided a semiconductor device excellent in reliability. The semiconductor device is comprised of a semiconductor substrate, an insulating portion...
Semiconductor memory device
Provided is a highly reliable multi-bit memory cell capable of miniaturization including: a semiconductor substrate with a channel formed therein; diffusion...
The semiconductor device has a fuse and a fuse opening created above the fuse. The fuse is divided into a plurality of lines at a crossing portion where the fuse...
Method of forming insulating film and method of manufacturing
A method of forming an insulating film according to one embodiment of the present invention, which is a method of forming an insulating film for use in a...
Illumination device and display device
A plurality of LEDs are arrayed in the X-direction, and a light-guide plate is provided facing the LEDs. A plurality of prisms extending in the Y-direction are...
Projector and focus adjustment method
A transportable projector includes a focus adjustment unit for moving a focus lens in a projection lens, an acceleration sensor for detecting acceleration in a...
Data processor and data process method
A data processor includes a reader for reading a bit stream stored in a storage if there is free space of 8 bits or more in a buffer and outputting to a first...
Method and apparatus for describing ACPI machine language in computer
having multibridge PCI structure, and...
There is provided a method for describing an ACPI machine language table used in a computer system having a multibridge PCI structure, which enables an OS to...
Optical fiber transmission line for wavelength division multiplexing
A wavelength division multiplexing optical fiber transmission line that reduces signal deterioration caused by dispersion even in a transmission system having a...
Multicarrier transmission apparatus and method
A bit-power distribution ratio calculation unit measures several times an SNR of periodic noise occurring on a communication line to calculate several times,...
Competition avoidance control method for data transmission-reception
system, data transmission-reception...
A competition avoidance control method for a data transmission-reception system, a data transmission-reception system and a terminal for a data ...