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A semiconductor device comprises a first memory cell comprising more than seven transistors and storing data in a latch circuit; and a second memory cell storing...
MRAM and operation method of the same
An operation method of an MRAM of the present invention is an operation method of the MRAM in which a data write operation is carried out in a toggle write. The...
Mechanism for read/write device, read/write device, and method of cleaning
A head cleaning mechanism for a read/write device includes an arm with serially connected arm members that supports a cleaning component. The arm members fold as...
Optical transmission system and optical amplification method used in the
At an optical transmission system that uses plural light sources for Raman amplification, even when a failure occurred in a pumping light source in one of the...
Active matrix liquid crystal display device
In a region where data wirings are formed on a TFT substrate, convex parts, each having a trapezoidal cross section or the like, are formed. A pixel electrode is...
Pillbox vacuum window
A pillbox vacuum window of the present invention has a first metal part and a second metal part. The first metal part includes a ceramic disk formed with a...
Variable gain circuit
Disclosed is a variable gain circuit including a gain change region in which the gain is changed substantially exponentially as a function of a control voltage....
Differential amplifier circuit
Disclosed is a differential amplifier circuit that comprises: a first differential pair of a first conductivity type having an input pair connected to respective...
The present invention solves characteristic deterioration caused by peaking and a ground inductance, and provides a transimpedance amplifier capable of achieving...
Semiconductor memory device
The object of the present invention is to appropriately constitute such a semiconductor integrated circuit that mounts a plurality of semiconductor chips thereon...
Power supply noise measuring circuit and power supply noise measuring
A power supply noise measuring circuit and measuring method are provided which are capable of evaluating a frequency component of power supply noise that affects...
Semiconductor device and method for manufacturing same
The present invention provides a semiconductor device comprising a metal interconnect having considerably improved electromigration resistance and/or stress...
Single damascene structure semiconductor device having silicon-diffused
metal wiring layer
In a semiconductor device, an insulating interlayer having a groove is formed on an insulating underlayer. A silicon-diffused metal layer including no metal...
Semiconductor integrated circuit device, and apparatus and program for
Disclosed are a design method and apparatus in which information regarding a cell is input, the cell having taps in a substrate surface, for supplying the...
Semiconductor device and method for manufacturing semiconductor device
A semiconductor device includes a semiconductor chip and a wiring substrate. The wiring substrate is configured to be electrically connected to the semiconductor...
Key input device
A key input device includes a key input section, mode switching section, key backlight, and key backlight lighting control section. The key input section inputs...
Image combining system, image combining method, and program
A data processing unit calculates image conversions parameters corresponding to each partial image, geometrically converts photographed partial images on the...
Wireless communication system, receiving apparatus with a plurality of
antennas, demodulating method for such...
A receiving apparatus has two or more reception antennas, a data reproducer, and a likelihood information generator. The receiving apparatus operates selectively...
Computer system, method of detecting a stall in a computer system, and
signal-bearing medium embodying a...
A computer system includes a processor that executes a device driver, and a bus controller that controls an input/output bus that connects a plurality of...
Network, network terminal device, IP address management method using the
same, and program therefor
When a communication malfunction occurs in the transmission line between routers, and operation is carried out by a backup system control device, IP telephone...
Band extending apparatus and method
A band extending apparatus includes a spectral parameter calculating circuit for calculating spectral parameters of a narrow-band input signal, a coefficient...
Cellular phone and cellular phone manufacturing method
A cellular phone and a manufacturing method thereof capable of achieving attractive design as well as high operating efficiency in the assembly process. A...
Uplink transmission power control in a CDMA base station
A CDMA base station is disclosed that prevents significant increase in the amount of interference within an entire cell even when there exist in the cell mobile...
Mobile communication system, management agent apparatus, and server
function moving method
A mobile communication system includes a management agent, server, and temporary server. The management agent manages the destination of a mobile node. The...
Wavelength division multiplexing transmission system and remote apparatus
and station apparatus used therein
There is provided a wavelength division multiplexing transmission system and apparatuses used therein, in which a remote apparatus to be newly added to a station...
Broadcast storage system with reduced user's control actions
A broadcast storage system is disclosed which is easily controllable by the user for setting programs for timer recording and playing back recorded programs. The...
Acoustic echo suppressor for hands-free speech communication
In a hands-free mode of speech communication, a loudspeaker produces acoustic energy of a distant signal from a far-end talker and a microphone produces a...
Optical transmitter module for stabilizing optical output power and
An optical transmitter module includes a semiconductor laser for outputting forward outgoing light and backward outgoing light, a temperature control device for...
Method of migrating processes between networks and network system thereof
To eliminate interruption of a service used by a user and reset of communication caused by switching of an operating server such as a process migration or the...
Equalizer circuit and method of controlling the same
In a conventional equalizer circuit, in an equalizing operation for setting voltages of a wiring pair having a predetermined voltage difference therebetween to...
Solid electrolytic capacitor and forming method for the same
A solid electrolytic capacitor includes a valve metal formed with an anodized film; an inner conductive polymer film formed on the anodized film; and an outer...
A thermal contraction stress and a residual contraction stress caused by a difference between the linear expansion coefficients of an optical element unit and a...
Display control circuit
A display control device of the present invention includes a gamma circuit producing and outputting a gray scale voltage and a selection drive circuit selecting...
Analog-to-digital converting circuit
Disclosed is a pipeline ADC in which an operational amplifier is shared between circuit blocks that construct local A/D converters of nth and (n+1)th stages, a...
Method and system for acquiring maintenance information by an RFID tag
A control apparatus 10 has a housing containing an IC memory 25 of an RFID tag 20 as a memory element. The RFID tag 20 has an antenna 21 so as to close the...
Differential amplifier and display device using the same
Disclosed is a differential amplifier which comprises a differential pair comprising depletion-type first and second N-channel MOS transistors, a first current...
Multiphase clock generation circuit
Provided is a multiphase clock generation circuit (1) including: a phase-locked loop circuit (10) for generating multiphase clock signals based on a reference...
Hysteresis characteristic input circuit including resistors capable of
suppressing penetration current
In a hysteresis characteristic input circuit, first and second resistors are connected in parallel between a first power supply terminal and a connection point,...
Semiconductor device having a function of detection breakages on a
A resistance wiring and a judgement circuit for judging a potential in a middle of a path of the resistance wiring are provided on a periphery of a semiconductor...
An output circuit in accordance with one embodiment of the present invention includes: an input terminal for receiving an input signal; an output transistor...
Step-down switching DC-DC converter
A step-down switching DC-DC converter may include an input coil on the input side, an output coil on the output side, a switch, an output capacitor, a first...
When a BGA package device is mounted to another substrate and tested for packaging strength, solder balls (8) frequently come detached in places where the edges...
Nonvolatile memory semiconductor device and method for manufacturing same
A nonvolatile memory semiconductor device and a method for manufacturing thereof are provided to avoid deterioration of the tunnel insulating film to increase...
Thin-film transistor with controllable etching profile
A thin-film transistor includes a gate layer, a gate insulting layer, a semiconductor layer, a drain layer, a passivation layer (each of which being formed on or...
Method and device for producing layout patterns of a semiconductor device
having an even wafer surface
Primitive cells, which are circuit patterns of the constituent elements of a semiconductor device, are arranged in the element formation area of a semiconductor...
Semiconductor integrated device, method of designing semiconductor
integrated device, device for designing the...
A semiconductor integrated device has a wire layout structure such that SL1.ltoreq.SL2<SL3 wherein a minimum wiring space in a location where both of...
System and apparatus for designing layout of a LSI
A judgment section determines whether or not a reduction in the power dissipation is possible by relocation of an improvement-target cell. If a reduction in the...
Disk array device, parity data generating circuit for RAID and Galois
field multiplying circuit
In this parity data generating circuit, a Galois field multiplying calculation is realized by performing data conversion by index table information generated...
Semiconductor integrated circuit, BIST circuit, design program of BIST
circuit, design device of BIST circuit...
A semiconductor integrated circuit includes a memory, a BIST main circuit and a BIST sub circuit. The BIST sub circuit is to generate a row address pattern or a...
Stream processor and information processing apparatus
An array type processor comprises a data path unit to execute processing, and a state management unit to control the state of the data path unit in accordance...