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Signal detecting circuit
A signal detecting circuit includes first and second differential amplifiers and a differential exclusive-OR circuit. The first differential amplifier is...
Current limiter of output transistor
A current limiter of an output transistor comprises an output transistor, a current detection transistor monitoring a current flowing through the output...
Semiconductor device for preventing noise generation
There is provided a second switch used to turn on/off connection between a first circuit portion with a decoupling capacitance on a first switch side. Then, in...
Molded resin semiconductor device having exposed semiconductor chip
A semiconductor chip and a wiring strip are placed on a flat side of a base sheet. The semiconductor chip has parallel first and second surfaces. Electrodes are...
A memory region including a capacitor element, a logic region including a logic circuit, and a boundary region located between the memory region and the logic...
Semiconductor substrate and semiconductor device using the same
A semiconductor substrate used for fabricating vertical devices, such as vertical MOSFET, capable of maintaining low ON-stage resistance and of ensuring a...
Method of manufacturing a semiconductor device and apparatus for
manufacturing a semiconductor device
Precision in an etching process is to be improved. A detecting unit 404 detects a variation of plasma emission intensity at a plurality of wavelengths (an...
Semiconductor device with multi-layered wiring arrangement including
reinforcing patterns, and production...
A semiconductor device includes a semiconductor substrate having electronic elements produced therein, and an insulating underlayer formed thereon, and a...
Method for forming contact bumps for circuit board
Disclosed is a method of forming bump electrodes on wired circuit boards. A high-concentration impurity Si template doped with boron and having a pit formed...
Time-dependent message delivery method and system
A message delivery system allows a member to obtain a message delivery service at a designated time with easy operation. The message delivery system has an...
Electronic leaflet distribution/browsing method and electronic leaflet
The electronic leaflet system includes an electronic leaflet generation unit for making contents data related to leaflets of chairs and lecture meetings into...
Jacobian group element adder
An objective is to obtain a Jacobian group element adder that can calculate addition in a Jacobian group of a C.sub.ab curve at a high speed, and can enhance...
Display device and portable terminal apparatus
A display device includes a main LCD, a sub LCD, and a backlight. The main LCD displays information. The sub LCD is arranged to make its rear surface oppose that...
Cellular communication system which enables improved interference
monitoring and method of monitoring interference
A cellular communication system that enables an improved monitoring of interference is provided. The cellular communication system includes a cell station and a...
Mobile communication terminal, selection method for destination of
communication, and computer program for...
A mobile telephone (mobile communication terminal) (100) searches data sections (11-1 to 11n) of the address book (10) based on attribute information (ATTm)...
Optical switch, optical amplifier and optical power controller as well as
optical add-drop multiplexer
The first present invention provides an optical switch including the following elements. At least a plurality of optical transmission lines are provided for...
Optical waveguide device and fabricating method thereof
Optical waveguide device 101 has waveguide 103 strip-shaped in the depth direction of the drawing and protruding from peripheral portion 102. A core (not...
Digital portable telephone set
Phase data 129 of received signal is fed through a one symbol delaying unit 141 and a second substracter 1 to a second decoder 2 for decoding to generate quality...
Apparatus and method for re-synchronization of transmitted serial signal
of data frame and idle pattern
There is provided a data re-synchronization apparatus for suppressing occurrence of a jitter in a high-speed serial signal transmitted over a long distance to...
Compact MPEG data processing circuit and method of controlling the same
In an MPEG data processing circuit, inputted MPEG system stream is divided into a data block to be processed (for example, video elementary data portion) and a...
Bridge apparatus with entries reduced in filtering database and network
using the same
A bridge apparatus includes a filtering database and a switch section. The filtering database stores sets of a source address of a transmission source bridge...
Optical disk medium and optical disk recording and reproducing apparatus
A recording data string is composed of a plurality of synchronous frames each of which has synchronous data and coding data. Data items in the coding data...
A semiconductor memory has a plurality of memory cells having a single-ended digit structure. When reading data from a selected memory cell, a digit voltage...
Reflector and reflection-type LCD device using the same
A reflector for a reflection-type LCD device is provided, which reflects efficiently incident light to the viewer's side and that suppresses the change of color...
Dielectric waveguide filter with inductive windows and coplanar line
The present invention provides a filter exhibiting excellent filter characteristics and having less number of stages. A dielectric substrate (1) has one surface...
Level shifter and buffer circuit
A level shifter has a voltage converting circuit converting an input signal provided by a first power supply into an output signal provided by a second power...
Semiconductor device having a multi-chip stacked structure and reduced
A semiconductor device comprising the multi-chip stack structure that involves improved degree of freedom in routing arrangement and has reduced thickness is...
Epitaxially grown nitride-based compound semiconductor crystal substrate
structure with low dislocation density
A metal layer is formed directly on a nitride-based compound semiconductor base layer over a substrate body. The metal layer includes at least one metal...
MOS type semiconductor device having electrostatic discharge protection
In a semiconductor device having an electrostatic discharge protection arrangement, a semiconductor substrate exhibits a first conductivity type. First and...
Data line driver capable of generating fixed gradation voltage without
In a data line driver for driving data lines of a display apparatus including a data register adapted to sequentially latch video data signals in synchronization...
CCD image sensor
A CCD image sensor includes a first diode row comprised of photodiodes arranged in a row, a second diode row extending in parallel with the first diode row and...
Multiblade fan and electronic apparatus having a multiblade fan
A multiblade fan includes a case having an air intake port and an air exhaust port, an impeller disposed in said case and having a plurality of blades rotatable...
Light emitting device and electronic apparatus
Provided is an electronic apparatus including: a camera, which picks up an image of a subject, arranged in a main body of the apparatus; a first light source...
Mobile communication terminal including non-contact IC card and method of
transferring transaction information
A mobile communication terminal in accordance with the present invention includes a non-contact IC card into which an external IC-card reader/writer can write...
Disk array device, method of extending storage capacity and computer
If a disk array device according to the invention initially has four disk devices, which is the smallest number of disk devices for RAID5 (3D+P), the storage...
Wavelength-division multiplexing optical transmission system and optical
A wavelength-division multiplexing optical transmission system for providing a compensating-purpose dispersion D2 to a wavelength-division multiplexing optical...
Arrayed waveguide grating and optical communication system using arrayed
An arrayed waveguide element having flat optical frequency characteristics, and an optical communication system using such arrayed waveguide element are realized...
Fingerprint identification method and apparatus
A method and device for fingerprint identification implementing precise identification at a high speed by using partial images of a fingerprint obtained through...
Multimode terminal and method of synchronizing such terminal
The invention relates to a multimode communication terminal comprising a first modulation/demodulation circuit adapted to communicate with a first radio access...
Wireless LAN base station capable of carrying out automatic matching for
A wireless LAN base station scans frequency channels available for use in a wireless LAN, detects a beacon signal of a near-by wireless LAN base station, and...
Router with precedence control function and computer-readable medium
In the event of receiving the communications IP packet (packet) from the terminal directly connected to own router 1, a device for collecting empty band related...
Semiconductor storage device, test method therefor, and test circuit
A test method and a test circuit which enable operations to be checked when the time interval between a refresh operation and a read or write operation is...
Liquid crystal display with photosensitive organic film having first,
second and third thicknesses is...
A method of fabricating a substrate for a display device prevents the problems occurring in the pattering process of a photosensitive organic material layer,...
Liquid crystal display device and method for manufacturing the same
A liquid crystal display device includes an array substrate having a plurality of first seal frames each forming a panel area to become a display portion and a...
Semiconductor integrated circuit and liquid crystal display device
A CMADS circuit is characterized in that one transmitter is able to drive a plurality of receivers at a high rate to make each of the receivers have a low...
An integrated circuit includes a high-frequency power amplifier and a matching circuit. The high-frequency power amplifier has at least one stage of an amplifier...
Flat rare gas discharge lamp with variable output light color,
illumination instrument comprising it, and its...
The flat noble-gas discharge lamp of the present invention includes an outer enclosure that has a rear-surface substrate and a light-extraction-side substrate...
Image display apparatus
An image display apparatus is provided that enables the chromaticity of a display screen of a display apparatus to be adjusted to the chromaticity desired by a...
MOS semiconductor device
While using conventional manufacturing processes, it is intended to apply a compressive strain in the channel direction to the p-channel MOS field effect...
Semiconductor device with nitrogen in oxide film on semiconductor
substrate and method of manufacturing the same
A method of manufacturing a MOS transistor is provided that achieves high-speed devices by reducing nitrogen diffusion to a silicon substrate interface due to...