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Wireless communication network and method for broadcasting high priority
information using downlink common channels
A wireless communication network can reliably deliver high priority broadcast information from base stations to mobile terminals located deep in building and...
Dustproof structure and dust entry preventing method and electronic device
having same dustproof structure
A structure is provided which is capable of reliably suppressing deformation caused by deterioration of a gasket member to maintain a dustproof function and of...
Optical signal regenerative repeater, optical gate control method, and
optical signal regeneration method
An optical signal regenerative repeater is provided including at least one first optical 3R repeater based on an optical communication signal pulse, regenerating...
Key telephone set having interchangeable units
A key telephone set comprises a telephone main body, an interchangeable dial button unit, an interchangeable line button unit, and an interchangeable display...
Transmission output control apparatus and its method, transmitter using
the same, and recording medium...
Disclosed is a transmission output control apparatus for controlling transmitter output power to coincide with a first reference value. The apparatus includes an...
Frequency multiply circuit using SMD, with arbitrary multiplication factor
Disclosed is a frequency multiply circuit for outputting an output signal obtained by variably multiplying the frequency of an input signal includes a...
Communication system and packet switching method thereof
A switching apparatus for relaying packet communication through a communication network between a plurality of servers and clients, at the time of relaying a...
Synchronization judging circuit capable of operating moderately
In a synchronization judging circuit, a measuring portion measures a signal to interference power ratio of a received signal at each frame. An averaging portion...
IP-PBX, IP-PBX system, IP terminal control program
An IP-PBX has a software-based built-in control unit, a card slot into which a control card is plugged, and a data bus connecting the software-based control unit...
Semiconductor integrated circuit device and inspection method of the same
A semiconductor integrated circuit device includes: a plurality of memories and a judgement circuit. Each of plurality of memories is configured to include a...
Image display device
An image display device prevents display abnormality due to the corrosion and/or disappearance of the testing electrodes and/or and the conductive film for...
Active matrix type liquid crystal display
Disclosed is an in-plane switching active matrix type liquid crystal display with greater improvements on color shifting and contrast. The liquid crystal display...
Method for manufacturing a liquid crystal display device
In a provided LCD device, a common electrode and a picture element electrode which make up the main portion of a unit picture element of the LCD device are both...
Picture quality improvement device and picture quality improvement method
A field delay circuit aligns the phases of two field signals. An average value calculation circuit generates an average value signal of the two field signals....
Pointing device control apparatus and method, electronic instrument, and
computer program for the pointing...
A control unit 203 controls a position of a pointer to be displayed on a display 208A in response to an operation of a pointing device (PD) 11 by the user. In...
Liquid crystal display device and method for driving the same
A liquid crystal display device having two pieces of liquid crystal display panels commonly using a source driver is provided which is capable of displaying a...
Method and circuit for driving liquid crystal display and image display
A method for driving an LCD and its driving circuits are provided which are capable of being constructed at low costs, of reducing a flicker that occurs when a...
Liquid crystal panel, liquid crystal display device, and electronic
A relation between a twist pitch p of twisted nematic liquid crystal and a thickness d of a liquid crystal layer is set to p/d<8, and polymer stabilization is...
Power divider-combiner circuit
A power distribution and combination circuit for distributing a signal input from a first port to a second and third ports and combining signals input from the...
Bootstrap circuit and driving method thereof
A bootstrap circuit includes an output transistor, a bootstrap capacitor provided between the gate and source of the output transistor, a power source, and a...
Semiconductor device and its manufacturing method
There has been a problem that micromiaturization causes increase of the resistance of wiring structure and degradation of electron migration resistance and...
Semiconductor device with multilayer interconnection structure
A semiconductor device with a multilayer interconnection structure comprises a semiconductor substrate, a plurality of metal wiring layers provided on the...
Semiconductor testing device
A semiconductor device has a bonding pad configured to be bonded to a bonding member, a test pad configured to contact with a test probe at a test, and an...
Method for manufacturing an LCD device
A method for manufacturing a TFT panel of an LCD device includes the steps of wet etching a multilayer metallic structure including a high-melting-point metal...
Layout design program, layout design device and layout design method for
semiconductor integrated circuit
A computer program product for floorplanning design of a semiconductor integrated circuit, embodied on a computer-readable medium and including code that, when...
System, method, and program for structured document derivation
A system, a method, and a program for structured document derivation for generating derived structured documents of different representations having the same...
System and method for dynamically changing the power mode of storage disks
based on redundancy and system load
A system and method for reducing energy consumption in an information storage system is disclosed which takes advantage of the redundancy in a typical storage...
Security management system in parallel processing system by OS for single
On a parallel processing system which operates an OS and an existing application for single processors on a multiprocessor to realize parallel processing by the...
Disclosed is a memory controller which is disposed between a CPU and a memory, receives from the CPU a control signal (TRANS) indicating whether a type of a bus...
Communication terminal unit, cell-search method, and program
In carrying out a cell search, the received-signal level (RSSI) at each frequency is measured in the first place, by implementing asynchronous detection in steps...
Radio transmission apparatus, routing method, and routing program of radio
A task is to automatically carry out directional control of an antenna in parallel with routing in a radio network.In the event that a radio transmission...
Portable terminal set and control method thereof
Monitoring is made as to whether the serial number of header incorporated to the data sent to a Radio Link Control (RLC) after a decoding process is continuous....
Cell shaping device, communication system having the shaping device and
The present invention provides a cell shaping device capable of making the appropriate shaping setting for each acquired rate of ADSL.A database stores the link...
Signal repeater and switching device, method of detecting connecting
relation between signal repeater and...
The present invention is intended to find a connecting state of a bidirectional signal repeater with an optical switch to prevent an erroneous registration of...
A fuse peripheral circuit includes a fuse, a potential difference imparting circuit, a potential difference reducing circuit, a terminal, a memory circuit, a...
AC adapter which can be reduced in size and lowered in profile
In an AC adapter provided with a circuit board having first and second surfaces opposite to each other in a thickness direction, a transformer portion is mounted...
Semiconductor device capable of suppressing variation of current or
voltage to be supplied to external circuit
A semiconductor device is capable of suppressing variations of a current or a voltage to be supplied to an external circuit. The semiconductor device has a...
Liquid crystal display device and driving method thereof
It is a liquid crystal display device which can display simultaneously information which is different in the front and rear sides. It has a single liquid crystal...
Semiconductor integrated circuit having oscillator frequency compensation
It is desired that the temperature dependency of the frequency of a oscillator in a semiconductor IC is compensated in high precision. First signal voltage...
Driver circuit and method of controlling the same
A conventional driver circuit has difficulty in controlling output voltages such as an output amplitude and a middle voltage in a CML circuit. Furthermore, in...
Voltage comparator circuit with symmetric circuit topology
A voltage comparator circuit is composed of a differential amplifier circuit receiving a pair of input signals to develop an output signal on an output terminal,...
Level shifter circuit
A level shifter circuit has first to fourth transistors and a resistive element. The first transistor is activated in response to a logic signal whose high level...
A first and a second charging circuit each having a diode and a capacitor are connected to a buffer. In the first charging circuit, an overshoot based on a...
Semiconductor device and wire bonding method therefor
A semiconductor device (10) that may have a wire bonding structure having reduced interference between bond wires and a path of a capillary has been disclosed....
A semiconductor device in which the threshold voltage of transistors is controlled through the applied substrate bias and having relatively small size. The...
Solid-state imaging device and method of driving the same
A solid-state imaging device includes an N-type semiconductor substrate, an N-type impurity region provided in the surficial portion of the N-type semiconductor...
Method of manufacturing a semiconductor device having an interconnect
structure that increases in impurity...
The present invention provides a semiconductor device capable of suppressing an increase in electrical resistance of a narrow interconnect, while keeping...
Method of manufacturing a semiconductor apparatus
A method of manufacturing a semiconductor apparatus of the present invention comprises forming body diffusion layer, a gate electrode, and an interlayer...
Method of fabricating reflection type liquid crystal display
A liquid crystal display device includes (a) a first substrate, (b) a second substrate spaced away from and facing the first substrate, (c) a liquid crystal...
Resist and method of forming resist pattern
The resist according to the present invention includes any one of tetrachloromethyl tetramethoxycalix  arene and trichloromethyl tetramethoxycalix  arene....