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Method of and apparatus for improving picture quality
A picture quality improving apparatus which is low in cost and small in circuit scale has a vertical low-pass filter (LPF) for extracting a vertical...
Image search system and image search method thereof
An image search system for determining a similarity of an image whose feature are represented by either one of image features amounts, a color distribution...
Cast shadows and linear subspaces for object recognition
The present invention is a method of deriving a reflectance function that analytically approximates the light reflected from an object model in terms of the...
Apparatus for monitoring particles and method of doing the same
There is provided an apparatus for monitoring a size of a particle, including (a) a laser beam source which radiates a laser beam to an area in which particles...
Portable telephone terminal with toll number retrieval function
A portable telephone terminal with toll number retrieval function which enable either corresponding name of municipalities or toll number to be retrieved to...
Demodulator and demodulating method for mobile phone
A demodulator and a demodulating method for a mobile phone are provided. In particular, the present invention can simultaneously perform operation of improving...
Image processing apparatus and method, and computer readable storage
An image processing apparatus in which a time base corrector and an image coding apparatus are integrated so as to use a common memory, thereby realizing a...
Method and apparatus for correcting frequency offset and storage medium
storing control program thereof
The present invention relates to a method and apparatus for correcting frequency offset of a local oscillator in a direct sequence spread spectrum receiver such...
Apparatus and method for designing communication paths of tree structure
According to a first aspect of the present invention, an objective function is defined for minimizing a number of candidate tree graphs for accommodating the...
Satellite communication system and routing method using the same
In a satellite communication system, an address adding portion 22 adds communication data with Next Hop address read out from a routing table portion 21. A line...
Communication control system and control method thereof
In a communication control system for controlling packet transfer conducted by a plurality of logical channels between nodes, a circuit is provided for...
Semiconductor storage device and refresh control method thereof
Refresh of memory cells is performed periodically by a refresh timer, and collision between memory access and memory refresh is avoided. When memory access...
Color projection type display apparatus reusing incident light
A color projection type display apparatus having a light source, a color wheel driven to rotate and having a plurality of types of color filters, different in...
Method for producing a reflection liquid crystal display
A reflection liquid crystal display is such that a transparent substrate is opposed to the first substrate with a liquid crystal layer placed therebetween, and...
Fixing structure for an LCD panel
An LCD panel fixing structure for fixing and holding an LCD panel has a first holding member, which holds the LCD panel and a second holding member, which holds...
Scan line conversion circuit for simultaneously carrying out
three-dimensional motion adaptive sequential scan...
A scan line conversion circuit is provided for simultaneously carrying out three-dimensional motion adaptive sequential scan conversion and scan line conversion....
Image input apparatus operable under low power consumption without
employing buffer memory
A compact image input apparatus is operable under low power consumption, while omitting a buffer memory for storing image data, which is originally required to...
Sampling level converter circuit, 2-phase and multiphase expanding
circuit, and display device
A sampling level converter circuit having a fewer number of terminals and reduced power consumption, as well as an expanding circuit having such a sampling level...
Gamma compensation method and circuit for color liquid crystal display
A driving method for a color liquid crystal display which drives the color liquid crystal display based on a video red signal, a video green signal and a video...
Monolithic semiconductor device capable of suppressing mismatches between
A monolithic semiconductor device is constructed by a plurality of repetitive cells each including one circuit section and one current source for supplying a...
Transmission line type noise filter with reduced heat generation even when
large DC current flows therein
A transmission line type noise filter, which is connectable between a direct current power supply and an electrical load component to pass a coming DC current...
Amplifier circuit, driving circuit of display apparatus, portable
telephone and portable electronic apparatus
To obtain an amplifier circuit capable of realizing low power consumption and high-precision output. A controlling unit controls each switch of an offset...
Simple step-up apparatus including level shift circuits capable of low
In a step-up apparatus, a first level shift circuit receives a first clock signal to generate two phase-opposite second clock signals, and a second level shift...
Integrated circuit device with clock skew reduced
In an integrated circuit device, a clock signal distribution section is arranged in an outer circumferential area of a semiconductor chip to supply a clock...
Chemical mechanical polishing method, and washing/rinsing method
In a chemical mechanical polishing method for polishing a low-k material insulating layer formed on a semiconductor wafer, aqueous abrasive slurry composed of a...
Electronic ticket issuing system and electronic ticket issuing method
An electronic ticket issuing system and an electronic ticket issuing method for simplifying authentication procedures by the use of biological information such...
Resin-molded package with cavity structure
A package includes: a substrate having a ridged peripheral portion and a center portion defined by and lower in level than the ridged peripheral portion. A...
System for facilitated analysis of PCI bus malfunction
In a computer system, which makes an error detectable in case plural PCI target devices respond in one PCI cycle and the PCI protocol has become illicit, a...
Fault management system for switching equipment
A fault management system for a switching equipment is disclosed by which, when an recoverable fault occurs with a processor or a circuit section of a switching...
Pointing device with a controller used for monitoring a protocol selector
signal derived from a computer to...
A pointing device has a controllable selector for sending a version compatible signal and a newer functionality signal to a computer terminal. The pointing...
Zero-knowledge proving system and method
A zero-knowledge proving system includes a proving mechanism for proving equality or inequality of two discrete logarithms and a verifying mechanism for...
Method of selecting base station, and mobile station, base station, and
recording medium recording program
The invention provides a method of selecting a base station according to which optimal quality can be achieved in the communication between a mobile station and...
Position authentication system and electronic equipment using the same
In a position authentication system and electronic equipment used for the same, image data photographed by a digital camera 1 are written into storage device 3,...
Reception AGC circuit
A reception AGC circuit includes a high-speed power calculating circuit for calculating the power of an input signal at a short period, a normal power...
Selection of multiple propagation paths by successive removal and
detection of high autocorrelations
In a spread spectrum receiver, a received signal is despread by a correlator to produce multiple delay profiles, or a sum of autocorrelations, corresponding to...
Paging mode control method and apparatus
Paging data are more reliably RAKE-received, according to the present invention. A paging mode control method includes the steps of forming a delay profile,...
Multimedia data transfer system between computers associated with
A system allows prompt multimedia data transfer during communication between personal telephones through a dedicated line connecting PBXs. A database connected...
Mobile communication system and method of controlling synchronization
between base stations
A mobile communication system has a plurality of base stations which are located at appropriate positions within a predetermined area and conduct radio...
FDM-CDMA transmitting method, FDM-CDMA receiving method, FDM-CDMA
transmitting device and FDM-CDMA receiving device
A spreading code setting circuit generates N vectors, as spreading codes, which are +1 or -1 polarity and are unique to users. A multiplier multiplies the nth...
High-speed, two-port dynamic random access memory (DRAM) with a late-write
A semiconductor device has a memory cell array including a plurality of memory cells, each of which includes first and second transistors and connected in series...
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 product with heat radiating plate
An electronic product comprises a heat radiating plate, an electronic component securely mounted on the heat radiating plate and including a high power...
Synchronous processing system at time of converting specification of
moving picture information
A main control device, to which instructions for image recording from a dynamic-image terminal are transmitted, gives instructions for accumulation processing of...
A display device comprises a frame buffer which time-divides a frame displaying one picture into multiple sub-frames, an attenuation signal generating circuit...
Data processing terminal, terminal designing apparatus and method,
computer program, and information storing medium
Second ground plane (18), substantially rectangular in shape, is connected to first ground plane (17) mounted with a data processing circuit, and radio...
Voltage amplification circuit
A voltage amplification circuit is provided which is capable of faithfully amplifying an input signal even in an inverting amplifier placed in a second stage...
Switching power supply circuit capable of reducing switching loss and
control method used therein
When a switching element (33) changes from ON state into OFF state, a capacitor (35) is charged. The rising of the voltage of the switching element becomes dull...
Memory storage device for computer
Virtual network and virtual network connection system
A virtual network of the present invention includes an external network including a repeat server, and a first and a second private network each including a...
Meta search engine
A computer implemented meta search engine and search method. In accordance with this method, a query is forwarded to one or more third party search engines, and...