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Circuit for parallel operation of Doherty amplifiers
A circuit is disclosed for operating Doherty amplifiers in parallel in a small size circuit and at a low cost while reducing transmission loss and preventing a...
Apparatus and method for protecting from illegal copy
A copy protection circuit to prevent illegal copy of a circuit configuration data when the user circuit data is read out and transferred from a storage device to...
Semiconductor-mounted device and method for producing same
Semiconductor-mounted device comprises wired board, first semiconductor chip mounted on first side of wired board, second semiconductor chip mounted on second...
SOI substrate and method for manufacturing the same
The SOI substrate 1 has a supporting substrate 10, an insulating layer 20 formed on the supporting substrate 10 and a silicon layer 30 formed on the insulating...
Single-transverse-mode laser diode with multi-mode waveguide region and
manufacturing method of the same
A laser diode with a single-transverse-mode output having a laser cavity comprising both single-mode and multi-mode waveguide portions, and a method of...
Sharp end, multi-layer carbon nano-tube radial aggregate and method of
manufacturing the aggregate
A method of manufacturing a acute tip, multi-wall carbon nanotube radial aggregate, comprising the steps of leading a graphite rod into plasma flame generated in...
Power estimation employing cycle-accurate functional descriptions
A method for estimating the power consumption of an electronic circuit under design that employs a Cycle-Accurate Functional Description (CAFD) which...
Data storage device and method of erasing data stored in the data storage
A recording medium stores data supplied from an external device. A memory stores an erase program for executing erasing of the data stored in the recording...
Optical module with flexible substrate
An optical module with flexible substrate that improves high-frequency characteristics. A flexible substrate 30 is formed with a top wiring layer 32 and a bottom...
Correlator allocation control process for allocating correlator group as
divided into shared correlators and...
A delay profile calculator comprises dedicated correlators and shared correlators, and calculates the numbers of shared correlators allocated to respective users...
Base station transmitter and CDMA mobile communication system comprising
According to the invention, an input power to a transmission amplifier is controlled to prevent the amplifier from breakage and distortion of wave form. All of...
Method for controlling memories of a plurality of kinds and circuit for
controlling memories of a plurality of...
It is made possible to control RAMs of a plurality of kinds differing in control system by using a single memory controller (LSI). A memory control circuit...
A semiconductor device comprises an output transistor for controlling current that flows between a first terminal and a second terminal, a detection transistor...
Active matrix type liquid crystal display device and method of
manufacturing the same
In an active matrix type liquid crystal display device in which a common electrode and a second pixel electrode have portions opposing each other, and an...
Display device and semiconductor device
A display device of high definition, multiple colors and low power consumption includes a display panel having a pixel section in which pixels are arrayed in the...
Semiconductor device with A/D converter
A semiconductor device includes a reference voltage generating section configured to generate a first reference voltage and a second reference voltage based on a...
A rack has a plurality of LEDs arranged on the front surface thereof correspondingly to respective units. The rack is provided with an LED lighting circuit which...
Mobile communication terminal with audio tuning function
A mobile communication terminal provided with a tuning function, which saves a player the trouble of carrying around a tuning meter or the like and facilitates...
Semiconductor device and manufacturing process therefor as well as plating
A semiconductor device of improved stress-migration resistance and reliability includes an insulating film having formed therein a lower interconnection...
Method for manufacturing field effect transistor
The manufacturing stability can be improved while effectively inhibiting the short-channel effect in the transistor according to the present invention. A halo...
Semiconductor device and method of manufacturing the same
A method of manufacturing a semiconductor device that suppresses emergence of a waste in an isolation trench formation process is to be provided.The method...
Method for manufacturing semiconductor device
In a method for manufacturing a semiconductor device, gate insulation films and gate electrodes are first formed on a substrate. An impurity is implanted into...
Rate dematching processor
(3n+1)th (n=0, 1, 2, . . . , M/3-1) input data is stored in a first memory 102, (3n+2)th (n=0, 1, 2, . . . , M/3-1) input data is stored in a second memory 103,...
Instruction buffer and method of controlling the instruction buffer where
buffer entries are issued in a...
An instruction buffer of the present invention includes a sequence of instructions arranged in an order determined beforehand, and a buffer including entries...
Disk array device having snapshot simulation function
A disk array device enabling an appropriate estimation of a physical disk capacity necessary prior to introducing a snapshot function. If a valid flag of the...
Random number generating apparatus, random number generating method,
program for generating random numbers,...
A random number generating apparatus is equipped with a random number memory section in which a plurality of sets of random numbers, whose total energy R, has a...
Radio communication system and transmission mode selecting method
A radio communication system for quickly selecting an optimum transmission mode in accordance with the quality and situation of a propagation path is provided....
Content distribution system, method for distributing content and computer
In a content distribution system, when distributing content to a plurality of user equipment, a multicasting channel is assigned between the user equipment and...
Signal-off detection circuit and optical receiving device using the same
This invention offers a signal-off detection circuit allowing arbitrary setting of an issuing time (response time) of a signal disconnection alarm without being...
Program recording device and method of recording program
A program recording device 10 compresses data of program recorded in a hard disk, at a user's desirable timing in a user's desirable compression level. A...
Base band circuit of receiver and low cut-off frequency control method
A base band circuit of a receiver and a low cut-off frequency control means can quickly converge transition state due to gain fluctuation with setting a low...
Semiconductor device for driving a current load device and a current load
device provided therewith
In a D/I conversion section of the semiconductor device for driving a light emission display device, a precharge circuit is provided at the rear of each 1-output...
Semiconductor device having bonding pad of the first chip thicker than
bonding pad of the second chip
To provide a semiconductor device that enables high integration degree, and a manufacturing method therefor. A multi-chip module according to an embodiment of...
The present invention is to provide a high-quality semiconductor device allowing independent control of threshold voltage values of gate electrodes of...
SOI substrate and semiconductor integrated circuit device
A semiconductor IC device includes a base substrate comprising P.sup.--type silicon, a first P.sup.+-type silicon layer is provided on the base substrate, and an...
An electric-field control electrode (5) is formed between a gate electrode (2) and a drain electrode (3). A multilayered film including a SiN film (21) and a...
Manufacturing method of thin film device substrate
An object of the present invention is to prevent the thin film device formed by laser annealing from making, due to overheat, abnormal operations. Firstly, on a...
Indolecarboxylic ester trimer and electrochemical cell using the same
The present invention provides a novel indole carboxylic ester trimer which is characterized by being represented by the following general formula (1):...
A connector device includes a plug including a plurality of plug terminals and a socket including a plurality of socket terminals. Ground plug terminals each...
Data processing apparatus that shares a single semiconductor memory
circuit among multiple data processing units
Multiple data processing circuits may share a semiconductor memory circuit, such as double-data-rate synchronous dynamic random access memory (DDR-SDRAM). A data...
Quality assured network service provision system compatible with a
multi-domain network and service provision...
The invention provides quality assured network services in a multi-domain network and comprises a network service management device for managing device clusters...
Receiver and receiving method capable of detecting an eye aperture size
formed by reception data signals
In a receiver operable in response to a data signal, an eye aperture size is detected along a time axis by an eye aperture detection circuit and is controlled by...
CDMA receiver performing a path search, path search method, and program
In a path search method, all regions of a delay profile subject to peak detection are divided into a plurality of regions, and a control is performed so as to...
Method for frequency offset estimation in a direct sequence spread
spectrum communications receiver
A method of estimating the difference in frequency between base station transmissions received over a radio channel and a locally generated carrier frequency in...
Channel data extracting circuit and extracting method
A channel data extracting circuit for extracting data for each channel from a frame in which byte data of channels are multiplexed includes a Banyan unit and...
Semiconductor memory device
A semiconductor memory device has: a word driver configured to apply a driving voltage to a word line connected to a memory cell; and an internal power supply...
Magnetic random access memory and method for manufacturing the same
A magnetic random access memory is provided including a substrate, a magnetoresistance element which includes a ferromagnetic layer having an invertible...
Circuit for and method of driving liquid crystal panel of liquid crystal
A circuit for and a method of driving the liquid crystal panel of a liquid crystal projector make it possible to manufacture a projector having a plurality of...
Data form converter between serial and parallel
A data form converter allowing parallel-to-serial or serial-to-parallel conversion at various conversion ratios is disclosed. A frequency divider divides an...
Semiconductor package featuring metal lid member
In a semiconductor package, a semiconductor chip is mounted on a wiring board or package board. A lid member defines a recess for accommodating the semiconductor...