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Communication system and network control apparatus with encryption
processing function, and communication...
A communication system, which performs communication using a transmission packet encrypted by an IP-SEC encrypting method, includes a first encrypting circuit...
Mobile terminal provided with positioning system and method of positioning
A mobile terminal which has a positioning function, a positioning method and a positioning system for implementing positioning with plural processes and...
Extracting classifying data in music from an audio bitstream
The method of the present invention utilizes machine-learning techniques, particularly Support Vector Machines in combination with a neural network, to process a...
Disclosed is a portable telephone in which the informing of a reception is performed at the time of the reception by causing a buzzer to generate its reception...
Method of network acquisition and related cellular radio communication
The present invention provides for a method for use in network acquisition in a cellular radio communications device comprising the steps of, storing details of...
Wireless telephone device and computer readable medium storing program for
controlling the same
A wireless telephone device comprises: a unit for identifying a telephone number of a received call; a timer for measuring a time period from a time instant of...
Telephone number display method and set
A telephone number display method for a portable telephone is disclosed, in which desired data can be readily found out from data extracted by retrieval of...
Wavelength division-multiplexing optical transmission system
A wavelength division-multiplexing system is provided that uses wavelength grids in conformity with the ITU-T Recommendation G.692 and that is realizable at...
Method and apparatus for matching streaked pattern image
A streaked pattern image matching method that matches a first streaked pattern image and a second streaked pattern image includes steps of: extracting data of...
Audio gateway device
A gateway device includes PDTN line terminating portion 1, audio data processing portion 2, header processing portion 3, packet network line terminating portion...
Recording condition setting method and information recorder using same
A test pattern including a first test mark which is one unit-record-length longer than a shortest mark among modulating codes and a second test mark which is two...
Exposure device and method of exposure
The exposure device includes a polarizing plate and an illumination diaphragm. The polarizing plate is located in an optical path between a light source and a...
Array antenna receiver device
Calibration signals are distributed to the respective output signals of a plurality of antenna elements, thereby multiplexing the distributed calibration signals...
The present invention is intended to provide a Doherty amplifier that can accomplish a linear amplifying and a power combining operation closer to the ideal in a...
Class D amplifier
The class D amplifier comprises a differential signal output unit for outputting differential signals from voice signals which are input from the input terminal,...
Differential output circuit for improving bandwidth
A differential output circuit includes first and second inputs, first and second outputs, a resistor element connected between the outputs, first and second...
Semiconductor device socket and semiconductor device connecting method
using anisotropic conductive sheet
A semiconductor device socket, in which a semiconductor device is installed, includes a support member on which a substrate is placed, an anisotropic conductive...
The semiconductor device 100 includes a multilayer wiring structure formed on the semiconductor substrate. The multilayer wiring structure includes at least a...
Semiconductor device and manufacturing process therefor
An objective of this invention is to allow each process of contacting of a test probe and bonding to be reliably conducted within a given region. A semiconductor...
Semiconductor integrated circuit having transistors formed on an
A layout capable of placing a circuit constituted by a plurality of transistors in a small-with region is automatically formed. A search section inputs data on a...
Nonvolatile semiconductor memory having a charge accumulation layer
connected to a gate
At least either above or below a memory transistor formed on an insulating substrate, a shielding layer which has an area larger than that of the semiconductor...
Method of fabricating a semiconductor device having CMOS transistors and a
To reduce electric current concentration and electric field concentration in junction parts even in the case of miniaturization, and to achieve triggering at low...
Interconnect layout method
In an interconnect layout 100, the first gate pattern, the second gate pattern, the first dummy pattern, and the second dummy pattern are arranged so that, if a...
Sheet material and wiring board
In a sheet material (1), a bonding layer (2) is provided, and then a high-strength layer (3) is laminated on the bonding layer (2). The bonding layer (2) is made...
Network contents managing system
The present invention provides a network contents managing system on a network comprising: a contents database retaining locations and attributes of contents and...
Radio mobile terminal communication system
In this radio portable terminal communication system, a service document file is converted into a window-related document file, speech-dialog-related document...
Mobile station, radio communication system, base station switching control
method, program, and recording medium
A mobile station for communicating with a plurality of base stations, including: a field strength detecting circuit that detects a wave strength received from...
An antenna device disclosed herein is integrated with an earphone for generating sound from an ear receiver, and connected to a wireless equipment through a...
Time difference adjustment circuit
In a first stage, each of level detection circuits compares a transmission signal and a first reference voltage Vr1 to detect a rising edge, and phase difference...
Method and apparatus for CDMA signal reception
The N peaks are selected from a delay profile in order starting from the highest peak involved in the delay profile, the path level and path timing are...
Input buffer type packet switching equipment
Input buffer type packet switching equipment, which can output cells to an external output line having a slower output line rate than a corresponding input line...
CDMA radio device and simple path estimating method employed therefor
A CDMA radio device is provided which is capable of reducing a hardware scale and providing more accurate path selection with low power consumptions. A...
Wireless LAN system
To provide a wireless LAN system, a sleep mode is set for reducing consumed power and, when an arrival of the own address side is present, wake-up is caused to...
Semiconductor storage device
There is provided a semiconductor storage device capable of executing a high-speed read operation without increasing a chip area thereof. The semiconductor...
Semiconductor memory device having a voltage-controlled-oscillator-based
By first readout, the current input from a selected cell is converted by a preamplifier and a VCO into pulses of a frequency inversely proportionate to the...
Controller driver and display apparatus using the same
A control driver includes a display memory control section which generates a first process control signal when image data includes only first image data which...
Phase locked loop frequency synthesizer
The phase locked loop frequency synthesizer, includes: an LC-tank circuit which includes an inductor and a variable capacitor in which the capacity changes...
Impedance measuring apparatus of package substrate and method for the same
An impedance measuring apparatus includes a plurality of RF (radio frequency) probes; a plurality of rotation mechanisms coupled to the plurality of RF probes,...
Semiconductor device and manufacturing method thereof
When forming a silicon nitride film to protect and insulate a surface on which a silicon substrate has been ground or polishing, by use of a mixed gas containing...
Lead frame, semiconductor device produced by using the same and method of
producing the semiconductor device
A lead frame of the present invention includes a plurality of tie bars including tie bars each having deformable portions that protect opposite outside frames...
Semiconductor storage device and method of manufacturing the same
A method of manufacturing a semiconductor storage device having a capacitive element having a dielectric layer having a perovskite-type crystal structure...
Combined wet etching method for stacked films and wet etching system used
A combined wet etching method for stacked films which is capable of performing etching processes in a collective manner while controlling an amount of...
Projector and projection method
The present invention is addresses to the conventional problem that when the distortion of a projected image that is obliquely projected onto a screen is...
A radio terminal includes a first case which includes an operation unit and a first antenna, and a second case which includes a display unit and a second antenna...
Manufacturing method of a multilayer printed wiring board
A conductive film has a plurality of clearances (openings) and a plurality of auxiliary clearances. The plurality of clearances and the plurality of auxiliary...
Broadcast communication system and method thereof in a point-to-multiport
In a point-to-multipoint system, the first communication processing apparatus generates a signal to inquire of the second communication processing apparatus...
Noise measuring system, noise measuring method, and semiconductor device
A semiconductor device includes an output driver circuit for generating noise on wiring for a power supply using a trigger signal input from measuring equipment...
Mobile communications device with main display area and touch sensitive
display area and keypad
A mobile communications device having a main display area for displaying information to a user and a keypad for user data entry. The device further comprises a...
Time-matching system and time-matching method
A time-matching system includes a first terminal device and a communications relay device relaying communications between the first terminal device and a second...