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Synchronization establishment between a mobile station and base station
system and method used for them
There is provided a mobile communication system capable of reducing the power consumption in the packet wait state and promptly transmitting a packet when data...
Individual authentication method for portable communication equipment and
program product therefor
In an individual authenticating method for portable communication equipment which comprises a fingerprint sensor, an operating portion for inputting a personal...
Optical waveguide module
An optical waveguide module includes a wiring board, and a light-receiving element and optical waveguide substrate that are positioned on both sides of this...
Optimum route calculation method and storage medium which stores optimum
route calculation program
In an optimum route calculation method of calculating an optimum route in a network which has a plurality of nodes and a plurality of transmission paths, and in...
Path provisioning for service level agreements in differentiated service
A system and method for path provisioning in a network calculates an optimal path using a greedy algorithm with backtracking to execute service level agreements...
Housing and display device provided with the housing
A housing for holding and fixing components of a liquid crystal display device is composed of a pair of frame members each having the same shape. Four sides of...
Liquid crystal display module, mobile communication device, and method of
mounting liquid crystal display module
An LCD module principally has an LCD, a backlight module including an LED section, an optical waveguide, and a light reflector. The side faces of the backlight...
The signal amplifier has a source follower receiving an input signal, a voltage divider generating a bias voltage which is input to the source follower through a...
Semiconductor device featuring overlay-mark used in photolithography
In a semiconductor device, an insulating layer formed on a substrate and a wiring pattern layer is formed on the insulating layer. A lower mark element is...
In a semiconductor device, a plurality of first diffusion regions of a first conductive type are formed on a diffusion layer well of the first conductive type. A...
Method for manufacturing semiconductor device and semiconductor device
A first oxide film and a second oxide film 16 are formed in a first region 13a and a second region 13b, respectively, on the surface of the semiconductor...
Integrated circuit hierarchical design system, integrated circuit
hierarchical design program and integrated...
An integrated circuit hierarchical design system for optimizing a circuit locating between flip-flops included in a lower layer through a higher layer among...
Semiconductor device with test circuit and test method of the same
A semiconductor device includes an output path; an input path; and a test signal generating circuit. The test signal generating circuit generates an input test...
Mobile communication terminal
With a mobile communication terminal, normal call is enabled by installing a predetermined IC card. When an IC card is installed into the terminal, verification...
Symmetric type image filter processing apparatus and program and method
A symmetric type image filter processing apparatus having a symmetric type image filter composed of symmetric kernel coefficients, in which SIMD commands are...
Picture retrieving apparatus and method which converts orthogonal
transform coefficients into color histogram data
The picture retrieving apparatus includes: an orthogonal conversion coefficient memory 13 of a retrieval target picture storing an orthogonal conversion...
Electronic journal preparation system and electronic journal preparation
A customer selects a program in a program display portion 1. A face image pick-up portion 2 picks up a face image of a customer by a fixed camera and a card...
Cryptographic communication method in communication system
An RNC server issues an encryption start instruction to a media gateway (MG) and a terminal. The MG and terminal, which have received the encryption start...
Cellular system and communication method according to multi-code CDMA
A cellular system in accordance with the present invention includes at least two base stations, a mobile station making communication with the base stations in...
Method and system for QoS control using wireless LAN network, its base
station, and terminal
In the QoS control system of the wireless LAN network including the wireless LAN access points, and the wireless LAN terminals to be connected thereto, the...
Semiconductor device with level conversion circuit
A level conversion circuit includes a differential pair of first and second transistors receiving differential input signals; a current mirror section; and a...
Dead time control circuit capable of adjusting temperature characteristics
of dead time
In a dead time control circuit, a delay circuit is connected to an input terminal and adapted to delay signals therethrough by a delay time corresponding to a...
Semiconductor integrated circuit device, measurement method therefore and
measurement system for measuring AC...
Disclosed is an AC characteristics measurement system that includes a flip-flop arranged in a loop of a ring oscillator; a clock generating circuit that receives...
Integrated circuit device with multiple chips in one package
The integrated circuit device includes a memory chip and a logic chip. The memory chip has memory I/O pads and test pads. The test pads are placed in line at the...
Semiconductor integrated circuit device
To improve a degree of integration and reliability of a semiconductor integrated circuit device. There are included third wire 14 arranged in the same layer as...
Semiconductor device and semiconductor package
For delivering supply power evenly into chip, a semiconductor device includes plural power supply pads 17a and grounding pads 18a, arranged in alternation in...
Semiconductor device and manufacturing process therefor
An objective of this invention is to provide a semiconductor device comprising a less bias-dependent capacitative element with a large capacity per a unit area,...
Intercommunicating apparatus for duplex system capable of detecting
A parity generating circuit in a 0 side receives input signals on respective signal lines and produces a parity bit based on the input signals. A parallel/serial...
Prefix processing technique for faster IP routing
A method of storing addresses in a database comprising generating original prefixes representing the addresses to be stored in the database. The prefix lengths...
Folding cell phone and other folding mobile terminal
A problem has been resolved by providing a folding cell phone having a position detecting unit which detects the coupling state between the first frame part and...
Wireless LAN base station device having antennas and
In a wireless LAN base station device including plural antennas for making communications with a wireless terminal, plural transmission-reception portions...
Mobile communication system, radio base station apparatus, operation
control method therefor and program
There is provided a radio base station apparatus capable of self-recovery from an AICH abnormal state or notification to maintenance personnel. An RACH preamble...
Packet compression system, packet restoration system, packet compression
method, and packet restoration method
A packet compression system of this invention includes: a reception unit for receiving at least one uncompressed packet, the uncompressed packet including a...
Communications network with routing tables for establishing a path without
failure by avoiding unreachable nodes
In a communications network where cross-connect nodes are organized according to geographic domains, a domain connectivity table indicates intra-domain...
Optical disc device and tracking controlling method therefor
Disclosed is an apparatus which includes a tracking error detection circuit, for detecting tracking error signal from outputs of a photodetector, a peak/bottom...
Volatile semiconductor memory
A volatile semiconductor memory includes a self-test controller detecting a defect of a memory cell, and an address storage storing a defective address...
Internal voltage level control circuit and semiconductor memory device as
well as method of controlling the same
There are provided a voltage level control circuit with a reduced power consumption and a method of controlling the same. When a signal "A" is in a "L" level and...
Electronic card unit and method for removing heat from a heat-generating
component on a printed circuit board
A heat-radiating structure of an electronic card unit is compact and reinforces a printed circuit board while improving heat radiation efficiency. Card unit 6...
Method, apparatus, system, and program for code conversion transmission
and code conversion reception of audio data
A system and a method of suppressing outstanding degradation of decoded audio quality due to a transmission error of audio coded data are provided without...
Data communication apparatus with intermittent activation control circuit
A data communication device includes a receiving circuit configured to receive a data signal in an active state. An intermittent activation control circuit...
The present invention provides inhibiting an electrical leakage caused by anion migration. A trenched portion 15 is provided as ion migration-preventing zone...
Semiconductor device with bonding pad support structure
A semiconductor device having bonding pads on a semiconductor substrate includes: an upper copper layer that is formed on the lower surface of the bonding pads...
Wiring board and semiconductor package using the same
A wiring board has a base insulating film. The base insulating film has a thickness of 20 to 100 .mu.m and is made of a heat-resistant resin which has a...
Thin film processing method and thin processing apparatus
A thin film processing method for processing the thin film by irradiating an optical beam to the thin film. A unit of the irradiation of the optical beam...
Chemically amplified resist composition and manufacturing method of
semiconductor integrated circuit device...
With the damascene process in which an interconnection is formed using a conventional chemically amplified positive photoresist composition, there arises a...
Image communication system using a hierarchical code comprised of a
plurality of layers
A system for efficiently utilizing a transmission capacity without complicated processing a hierarchical code comprised of a plurality of layers having different...
System and method for detecting faults in a system
To determine the cause of a problem, evaluating and tracing how an individual request traverses through various components in the system makes possible new...
Address link system, method and program product
The address linker of an LDAP client has a capability of requesting retrieval of data in local files or retrieval of data in files registered on an LDAP server....
Verification method and system for logic circuit
A shared register row is provided between a program-based circuit simulator and a device-based circuit simulator. The shared register row includes a plurality of...