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Wireless LAN system, host apparatus and wireless LAN base station
Each wireless LAN base station comprises priority queue table, a header analyzing circuit determining a priority of data transmitted from a wireless terminal...
GPRS network system
A general packet radio service (GPRS) system includes radio network controllers (RNC), support nodes (SGSN) and a gateway node (GGSN) connected in a hierarchical...
Semiconductor memory and method for manufacturing the same
A semiconductor memory includes a plurality of memory portions; and a plurality of spare memory portions. The memory portion includes: a main cell array which...
Apparatus and method for AD conversion
An analog-to-digital (AD) converting apparatus includes a register, a selecting section and an AD converting section. The register holds a channel specifying...
Signal determining apparatus including amplifier circuit with variable
In a signal determining apparatus including an amplifier circuit adapted to receive and amplify an input signal to generate an output voltage, and a comparator...
Secondary battery with a nitroxyl polymer active material
A secondary battery, that has an excellent charge and discharge cycle characteristics, with a larger capacity, is provided. The secondary battery having a...
Apparatus and method for verifying layout interconnections using power
A method for verifying layout interconnections includes extracting a loop circuit as a loop portion in a first circuit model. The first circuit model includes...
Mobile telephone, apparatus, method, and program for calculating an
A base sequence S(j) is not directly calculated but is indirectly calculated by the use of a numerical sequence M(n)=[v.times.n] mod p. A value of M(n) can be...
Encrypted file retrieval method and device and computer-readable recording
An encrypted file is constituted by an assemblage of records having a plurality of items, and at least key items among the plurality of items that are keys in a...
Method of converting codes between speech coding and decoding systems, and
device and program therefor
A second evaluation value calculation circuit calculates an evaluation value from a first linear prediction coefficient, a second linear prediction coefficient...
Mechanism for releasing lock between optical transceiver and cage, optical
transceiver, communication apparatus...
If a user pushes an operating member 50 in a state in which a case 11 of an optical transceiver 1 is locked in a cage 2, a lever 22 is turned to the front of the...
Near-optimal multiple-input multiple-output (MIMO) channel detection via
sequential Monte Carlo
A class of soft-input soft-output demodulation schemes for multiple-input multiple-output (MIMO) channels, based on the sequential Monte Carlo (SMC) framework...
Sheet-shaped capacitor and method for manufacture thereof
A sheet-shaped capacitor for storing electrical charges of large capacities, and to assure facilitated manufacture, cost reduction and improved reliability, and...
Automatic medium changer with carrier-pressure-operated mechanical auto
To prevent a door opening when a carrier moves without using an electric actuator and without placing a burden on a device. An auto lock/unlock mechanism is...
Mobile telephone and image receiving device with reduced power consumption
In a portable receiving device 1 operable with a battery 18 as power supply and capable of receiving the TV broadcast outdoors, a CPU 13 detects the receiving...
Drive circuit of display apparatus
In a drive circuit of a display apparatus in which a plurality of scanning lines and a plurality of data lines are orthogonalized, a first data latch circuit...
Semiconductor device mounting structure for reducing thermal stress and
A semiconductor device is composed of a circuit board, a semiconductor chip connected with the circuit board by a plurality of bumps. The semiconductor chip...
Method for forming pattern of stacked film
A semiconductor film serving as an active region of a thin film transistor and an upper oxide film protecting the semiconductor film are dry etched to form the...
Microcomputer having clock control circuit and initializing method thereof
To provide a microcomputer which is improved to enable the functional selection of a functional macro and the characteristic correction without the mask option,...
Portable apparatus including improved pointing device
A portable apparatus includes a housing, a display device disposed on the housing, an imaging device disposed on the housing to capture an image, and a processor...
Antenna-switching diversity receiver capable of switching antennas without
deterioration of reception...
An antenna-switching diversity receiver is capable of switching antennas without bringing about deterioration of reception characteristics even when applied to...
Time shift reproduction time controlling method and information
A time shift reproduction time controlling method and an information reproduction apparatus are disclosed wherein reproduction of data at time which is beyond...
Three-dimensional shape measurement technique
A 3-dimensional measurement method captures a plurality of images of an object from different points of view while shifting a light pattern projected onto the...
Reverse spreading device, timing detecting device, channel estimating
device, frequency error measurement...
A reverse spreading device is provided which is capable of performing timing detection and channel estimation even in a large frequency offset environment...
Controller/driver for driving display panel
A controller/driver for driving main and sub display panels is composed of first and second memory sections, a color reduction circuit, and a data line driver...
Strip line device, printed wiring board mounting member, circuit board,
semiconductor package, and method of...
Electromagnetic waves leaking from a power distribution circuit provided on a printed wiring substrate or in a semiconductor package are suppressed, and...
Doherty amplifier and its distortion characteristic compensation method
Pre-distortion compensation circuits (11, 12) are disposed at stages previous to carrier amplifier 13 and peak amplifier 14, respectively. Pre-distortion...
Power supply for a high voltage device
Control of an output pulse width by a PWM control circuit is stopped and the initial pulse string having a fixed pulse width is outputted in order to obtain a...
Copper interconnection and the method for fabricating the same
A copper interconnection where holes in the vicinity of an interface are reduced to lower contribution of interface diffusion to Cu the EM, increase a lifetime,...
Semiconductor memory device having a floating gate
To prevent the extraction of electrons from the floating gate during a read operation. A semiconductor memory device comprises a selection gate 3a provided in a...
Semiconductor layer formed by selective deposition and method for
depositing semiconductor layer
In a method for fabricating a nitride-based semiconductor laser which forms, by a selective deposition, a current narrowing structure and a structure confining a...
A backlight system for use with a liquid-crystal display provides longer lamp lifetime through uniform temperature distribution, offers improved brightness...
Color correction method and device for projector
A white image is projected on a projection surface with a projector and color information of the white image is captured by a color sensor 11. A color...
Packet configuring method and packet receiver
A packet receiver is provided that accurately estimates a frequency offset and a channel impulse response even when a transmitted packet is detected with an...
Register file and method for designing a register file
A register file includes a plurality of registers for storing therein data, a plurality of input ports for receiving therethrough the data to be stored in the...
Test output compaction for responses with unknown values
A spatial compactor design and technique for the compaction of test response data is herein disclosed which advantageously provides a scan-out response with...
Hybrid scan-based delay testing technique for compact and high fault
coverage test set
A scan-based method for testing delay faults in a circuit comprising controlling a subset of state inputs of the circuit by a skewed-load approach and...
Computer system and method which boots from a bootup-memory-image stored
in nonvolatile memory and copies data...
A computer system boots the system from a bootup-memory-image stored in a nonvolatile memory unit forming part of a main memory device. When the first write...
PCI-express to PCI/PCI X translator
An apparatus for converting a PCI/PCI X device into a PCI-Express device. The apparatus may include a first circuit configured to receive first data, wherein the...
Voice synthesis system and method that performs voice synthesis of text
data provided by a portable terminal
A system for providing a particular voice to a received e-mail includes a portable terminal and a server. The portable terminal attaches a voice sampling name to...
Cellular network acquisition method and apparatus
A method of network acquisition for a cellular radio communications device arranged for operation in accordance with a plurality of radio technologies and...
Pose estimation method and apparatus
A three-dimensional image data is formulated and saved in a memory for indicating a three-dimensional shape of an object and reflectivity or color at every point...
CDMA demodulation circuit, CDMA mobile communication demodulation method
used therefor, and storage medium...
A CDMA demodulation circuit to be adapted to fluctuation of arrival path timing and to obtain good reception characteristics, can be provided. A despreading...
Router device and routing method
A routing device includes a memory for storing routing entries in a routing table and a cache memory for storing some of routing entries present in the memory...
Active matrix liquid crystal display with 5MM contact hole in color filter
and manufacturing method thereof
The object of the present invention is to provide an active matrix liquid crystal display device having an on-chip color filter structure capable of realizing...
Mobile terminal positioning system
There is provided a radio base station apparatus which is capable of increasing the probability of detection of a first path even if a radio transmission path...
Analog-to-digital converter circuit and reference circuit
Disclosed is an analog-to-digital converter circuit that includes a reference circuit for applying reference voltages to comparators that compare the reference...
Semiconductor apparatus with an analog-to-digital converter and amplifier
A semiconductor apparatus includes an amplifying unit, a bias controlling unit, an AD converting unit and a controlling unit. The amplifying unit is configured...
Class D amplifier
The class D amplifier according to an embodiment of the invention comprises a voltage control current source circuit for current--converting voice voltage...
Semiconductor device having an anti-oxidizing layer that inhibits
corrosion of an interconnect layer
The objects of the present invention is to improve the impact resistance of the semiconductor device against the impact from the top surface direction, to...