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Method of measuring and improving xDSL transmission characteristic
A system for measuring the transmission characteristic of an xDSL system that implements high-speed data communication over existing copper telephone wires...
Optical inspection apparatus and optical inspection method
An optical inspection apparatus for inspecting an inspection target surface by irradiating the inspection target surface with light, includes: a condensing and...
Liquid crystal display device comprising post-like spacers in contact with
a step film having a thickness...
A liquid crystal display device, which uses post-like spacers for eliminating local gap irregularity generation and permitting improvement of black view...
Liquid crystal display device with mound-like insulating film formed on
video line covered by a common...
An active matrix type liquid crystal display device in the lateral electric field system is disclosed, in which a high aperture factor is ensured even in a...
Color filter substrate, manufacturing method of color filter substrate,
active matrix type liquid crystal...
A color filter substrate is provided with a transparent substrate and color filters of three colors with a bored part provided at every pixel on the transparent...
Wireless file transmission
A computer system which includes one or more wireless interface devices that are adapted to communicate with a remote host over a radio link. Each of the...
Hold type image display apparatus having two staggered different pixels
and its driving method
In a hold type image display apparatus, a panel includes a plurality of data lines, a plurality of gate lines, and first and second type pixels located at...
An electromagnetic relay is provided which is capable of reducing a contact bounce at time of closing a contact. The electromagnetic relay is so configured that...
Method of and system for recommending programs
Television programs are recommended in a flexible manner which a conventional keyword learning process has failed and also recommended with high accuracy. A...
Semiconductor device with termination resistor circuit
A semiconductor device includes a signal line, a test load circuit and a termination circuit. The signal line is connected with an input/output node of the...
Travel information distribution system
A travel information distribution system includes a distribution center and a wireless terminal of a user who can readily obtaining necessary travel information...
Duplex system of wireless LAN base stations
A first wireless LAN base station is in an active state. A second wireless LAN base station is in a power off state or a power save mode. The first wireless LAN...
Cooling device for electronic apparatus
The present invention provides a cooling apparatus which is easy to build and to fix it to electronic devices, superior in thermal conduction and heat...
Image display device and portable terminal device
An image display device is including a display panel in which a plurality of display units including at least pixels for displaying an image for a first point of...
Current source cell arrangement and digital-to-analog converter
An object of the present invention is to form a highly accurate current source for D/A converters. Letters from a.sub.1 to a.sub.n where n is at least 4...
Variable gain voltage/current converter circuit having current
compensation circuit for compensating for change...
A variable gain voltage/current converter circuit of the present invention has an input section active element having an input terminal, an output terminal, and...
Variable gain amplifier circuit, method of correcting DC offset of the
variable gain amplifying circuit, and...
A variable gain amplifier circuit according to an embodiment of the invention includes: an output offset correcting unit for executing correction to attenuate a...
Current control circuit with limiter, temperature control circuit, and
brightness control circuit
A current control circuit with limiter includes a voltage follower as the output unit of the current control circuit, the voltage follower including a...
Carbon containing silicon oxide film having high ashing tolerance and
An insulating film used for an interlayer insulating film of a semiconductor device and having a low dielectric constant. The insulating film comprises a carbon...
Length measurement pattern, semiconductor device, and method of
manufacturing a semiconductor device
A length measurement pattern is used for forming a contact and a via on a diffusion layer and on a lower layer interconnect, respectively, with a photoresist....
Phase-shifting mask and method of forming pattern using the same
A phase-shifting mask suppresses increase of the minimum pattern-element size due to optical proximity effect. The mask a first pattern region formed on a...
Electrolyte for secondary battery and secondary battery using same
An electrolyte for a secondary battery containing an aprotic solvent which contains at least imide anion, transition metal ion and a compound containing a...
Cooler using filter with dehumidifying function
A cooling apparatus is disclosed for cooling and dehumidifying the inside of a device such as an electronic device installed outdoors The cooling apparatus of...
Arithmetic and control unit for computer
Parallel processing system by OS for single processor
The present invention relates to a parallel processing system by an OS for single processor capable of operating an OS for single processor and an existing...
Information processing apparatus
An information processing apparatus of the present invention includes first and second computer elements which execute the same instructions substantially...
Data dependency detection using history table of entry number hashed from
A detector detects at least one kind of dependence in address between instructions executed by at least a processor, the detector being adopted to detect a...
Logical unit number increasing device, and logical unit number increasing
According to an embodiment, virtual logical units are each provided with correlative data between a virtual logical unit number and a real logical unit number....
Voice synthesizing method using independent sampling frequencies and
A method and a system of producing a synthesized voice is provided. A voice sound waveform is provided at a voice sampling frequency based on pronunciation...
Broad-band echo sounder
An echo sounder includes front and rear masses and a layered product of piezoelectric ceramics sandwiched therebetween, and a hollow space is formed in the front...
Cellular system and base station specification method in CDMA mode
To provide a cellular system for enhancing precision of judgement by rendering the number of code words to be judgement candidates at a base station as small as...
Wireless communication system which improves reliability and throughput of
communication and retransmission...
A wireless communication system includes a mobile terminal, a base station apparatus, a data relay apparatus and a server apparatus. One of the mobile terminal,...
Multiport memory device
A multiport memory device according to an embodiment of the invention includes first and second input ports, first and second output ports, and a memory cell...
Overheat detecting circuit
An overheat detecting circuit according to an embodiment of the invention includes: a current source for generating a constant current; an overheat detecting...
Battery voltage measurement apparatus
A voltage measurement circuit includes a plurality of voltage input terminals that are supplied with voltage outputted by secondary batteries via voltage...
Semiconductor device and method for manufacturing the same
A semiconductor device is composed of a semiconductor chip, aluminum pads formed on the semiconductor chip, alloy ball bumps, which are formed on the aluminum...
Semiconductor device with connecting via and dummy via and method of
manufacturing the same
An underlying interconnect including a first barrier metal layer, an interconnect metal layer and a second barrier metal layer is formed on a semiconductor...
Semiconductor integrated circuit and method of manufacturing the same
Conventional capacitors constituted of a FET incur degradation in frequency response. A semiconductor integrated circuit includes a semiconductor substrate, an...
Active matrix organic EL display device and manufacturing method thereof
An active matrix organic EL display device includes pixels each having an organic EL element (7a) and a pixel circuit (3) including a polysilicon TFT for...
Thermal-type infrared detection element
An infrared absorption film (first through third infrared absorption films) that constitutes a photoreceptor of a thermal-type infrared detection element...
Thermo-stable lactate oxidase
A highly thermo-stable lactate oxidase has been provided by, in the lactate oxidase obtained from Aerococcus viridans, modifying the 6 amino acid residues.
Product identification data management system and product identification
data management method
The present invention relates to a product identification data management system and method. According to the present invention, an input device of a purchasing...
Mobile communication system, mobile communication method, and mobile
In a mobile communication system, a base station of a cell transmits neighboring cell information to a mobile station located in the cell. The mobile station...
Tilt-leg-breakage prevention mechanism of terminal device
A telephone includes an upper casing, a lower casing, and a receiver transmitter. The lower casing has a pair of projecting support sections at one end of the...
Optical disc and recording/producing method therefor
An optical disc including one or more than one recording layers has land areas (131) and groove areas (132) as recording tracks, wherein a data recording area of...
Optical head device and optical recording and reproducing apparatus
An optical head device and an optical recording and reproducing apparatus using this optical head device, which can record information and reproduce the recorded...
Magnetization direction control method and application thereof to MRAM
A magnetization direction control method for controlling magnetization directions of first to third ferromagnetic layers (11-13) within a synthetic...
Semiconductor integrated circuit and fabrication method thereof
A multilayer interconnection layer is provided on a semiconductor substrate. An inductor is provided on an insulating layer that forms the uppermost layer of the...
Backlight and liquid crystal display device
A plurality of LEDs are arrayed in a single row between the opposing end faces of a pair of first and second light guide plates that are disposed so that the end...
Mobile communication system and load distribution method of multiple
frequencies in the same
A radio network controller 11 for controlling a base station in a CDMA or W-CDMA mobile communication system includes a state measurement part 21, a call control...