| KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE Patent applications |
| Patent application number | Title | Published |
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| 20120059620 | METHOD AND APPARATUS FOR DETERMINING PHASE SENSITIVITY OF AN ACCELEROMETER BASED ON AN ANALYSIS OF THE HARMONIC COMPONENTS OF THE INTERFERENCE SIGNAL - The present invention relates to a method and apparatus for determining phase sensitivity of an accelerometer based on an analysis of the harmonic components of the interference signal, which can estimate phase lags of an accelerometer through an analysis of the interference signal obtained using a single photo-detector when the accelerometer moves in sinusoidal motion with an initial phase of vibration. The method comprises the steps of obtaining an interference signal in a time domain generated from a signal reflected by an accelerometer and a fixed mirror using a single photo-detector; transforming the interference signal in the time domain into a signal in a frequency domain including a plurality of harmonic signals by Fourier transform; and determining the phase sensitivity of the accelerometer using initial phase of vibration displacement of the accelerometer, which is included in the interference signal in the frequency domain. | 03-08-2012 |
| 20120057146 | SURFACE PLASMON RESONANCE SENSOR USING BEAM PROFILE ELLIPSOMETRY - Provided is a multi-channel surface plasmon resonance sensor using beam profile ellipsometry; and, more particularly, to a high sensitive measuring technology, which is coupled with a vertical illumination type focused-beam ellipsometer using a multi-incident angle measurement method, and a surface plasmon resonance (SPR) sensing part deposited with a metal thin film. The multi-channel surface plasmon resonance sensor includes a vertical illumination type focused-beam ellipsometer, in which light is polarized; a surface plasmon resonance (SPR) sensing part which is provided at the objective lens part of the focused-beam ellipsometer so as to generate SPR according to an angle change of the polarized light; and a flow unit which supplies a buffer solution containing a bio material binding to or dissociation from the metal thin film generating surface plasmon, wherein the SPR and the ellipsometric phase change by change in an angle and a wavelength are simultaneously detected. | 03-08-2012 |
| 20120016612 | System and Method for Acquiring Data of Multi-Channel Squid Signal - A system for acquiring data of a multi-channel superconducting quantum interference device (SQUID) signal includes a digital converter connected to a SQUID sensor having a plurality of channels and configured to receive a voltage signal output from the plurality of channels and generate a channel-voltage serial digital signal having information about a channel from which the voltage signal is output and information about the voltage signal, and an optical fiber cable through which the channel-voltage serial digital signal is transmitted from the digital converter. | 01-19-2012 |
| 20110293291 | System and Method for Acquiring Data of Multi-Channel Signal - A system for acquiring data of a multi-channel signal includes a channel-voltage transmission module disposed in a shield room blocking electromagnetic waves, connected with a plurality of channels from which analog signals are output, and configured to generate a serial digital signal having information about an analog signal and information about a channel from which the analog signal is output, and an optical fiber cable through which the serial digital signal is transmitted from the channel-voltage transmission module to the outside of the shield room. | 12-01-2011 |
| 20110247395 | APPARATUS FOR COLLECTING GAS SAMPLE IN FOAM, AND ANALYSIS METHOD USING THE SAME - Provided are an apparatus for collecting gas samples in a foam and an analysis method using the same, and more particularly, to an apparatus for collecting gas samples in a foam in which the foam is grinded, such that the gas sample in the foam may be effectively collected, and pressure before and after collection of the gas samples may be measured to thereby increase accuracy of gas analysis, such that characteristics of the foam may be more accurately evaluated, and an analysis method using the same. | 10-13-2011 |
| 20110226069 | FLEXIBLE FORCE OR PRESSURE SENSOR ARRAY USING SEMICONDUCTOR STRAIN GAUGE, FABRICATION METHOD THEREOF AND MEASUREMENT METHOD THEREOF - The force or pressure sensor array of the present invention effectively has both flexibility and elasticity. Since the substrate itself is a kind of a polymer material, the substrate can be bent or expanded. Although silicon, which is a material of the semiconductor strain gauge, is easily broken and solid, mechanical flexibility can be secured if it is fabricated extremely thin. To this end, particularly, disclosed is a flexible force or pressure sensor array using semiconductor strain gauges | 09-22-2011 |
| 20110216320 | MULTI-CHANNEL SURFACE PLASMON RESONANCE SENSOR USING BEAM PROFILE ELLIPSOMETRY - Provided is a multi-channel surface plasmon resonance sensor using beam profile ellipsometry; and, more particularly, to a high sensitive measuring technology, which is coupled with a vertical illumination type focused-beam ellipsometer using a multi-incident angle measurement method, and a surface plasmon resonance (SPR) sensing part deposited with a metal thin film The multi-channel surface plasmon resonance sensor includes a vertical illumination type focused-beam ellipsometer in which light is polarized; a surface plasmon resonance (SPR) sensing part which is provided at the objective lens part of the focused-beam ellipsometer; and a multi-channel flow unit which supplies a buffer solution containing a bio material binding to or dissociation from a metal thin film generating surface plasmon. | 09-08-2011 |
| 20110203021 | SPM NANOPROBES AND THE PREPARATION METHOD THEREOF - The present invention relates to SPM nanoprobes and the preparation method thereof, more particularly, to SPM nanoprobes comprising a spheroid deposit capped-nanoneedle bonded to one end of a mother tip, wherein the spheroid deposit is formed by particle beam induced deposition and is characterized in that the ratio of the diameter of the spheroid deposit to that of the nanoneedle is in the range of 1.5 to 8.5. The SPM nanoprobe according to the present invention is capable of imaging or measuring an irregularly curved or complicated surface, pattern and/or a frictional or adhesive force thereof and controlling size of a spheroid deposit formed at the end portion of nanoneedle and the ratio of the diameter of the spheroid deposit to that of the nanoneedle arbitrarily. | 08-18-2011 |
| 20110175078 | HYDROGEN PENETRATION BARRIER - Provided is a hydrogen penetration barrier for preventing hydrogen from being diffused and discharged through a barrier and preventing hydrogen embrittlement of a material due to diffusion of hydrogen ions into a material. In detail, the hydrogen penetration barrier prevents penetration of hydrogen ions by using a built-in potential of a semiconductor layer doped with a p-type impurity and a semiconductor layer doped with an n-type impurity and a potential applied by a reverse biased voltage and includes an absorption layer absorbing the hydrogen molecules to primarily prevent the penetration of the hydrogen molecules and uses the absorption layer made of the conductive material as an application electrode of the reverse biased voltage and ionizes the hydrogen absorbed to the absorption layer to secondarily prevent the penetration of the hydrogen molecules and prevent the hydrogen embrittlement. | 07-21-2011 |
| 20110171043 | Fluid Transfer Apparatus - The invention relates to an apparatus for transporting a fluid, an object to be transported, in the vertical or horizontal direction. More particularly, the apparatus of the present invention has a surface formed into a pattern recursively alternating in a fluid transfer direction such that the surface of the apparatus has a contact angle different from that of the fluid, and the transportation of the fluid is controlled by the hydrodynamic force generated by the difference of the contact angles. | 07-14-2011 |
| 20110163228 | QUANTIFICATION METHOD OF FUNCTIONAL GROUPS OF ORGANIC LAYER - A quantification method of functional groups in an organic thin layer includes: a) measuring an absolute quantity per unit area of an analysis reference material having functional groups included in a reference organic thin layer by means of MEIS spectroscopy; b) carrying out spectrometry for the same reference organic thin layer as in a) and thereby obtaining peak intensities of the functional groups in the reference organic thin layer; c) carrying out the same spectrometry as in b) for an organic thin layer to be analyzed having the same functional groups and thereby measuring peak intensities of the functional groups with unknown quantity; and d) comparing the peak intensities of the functional groups measured in b) with respect to the absolute quantity of the analysis reference material in a) and thereby determining the absolute quantity per unit area of the functional groups with unknown quantity measured in c). | 07-07-2011 |
| 20110159478 | METHOD FOR SCREENING DRUG CANDIDATES BY USING DOMAIN PROTEIN - The present invention relates to a method for screening and discovering bioactive materials using specifically selected protein domains interacting with specific intracellular proteins, and more particularly, to (1) a screening method including confirmation of changes in biological activities by introducing a specific protein domain into microorganisms or animal and plant cells and (2) a screening method including confirmation of changes in biological activities after introducing the specific protein domains into a number of microorganisms or animal and plant cells. Via this method, according to the present invention, it is possible that the selected protein domains can be used to develop novel antibiotic agents with antimicrobial activity effective on bacteria resistant to conventional antibiotics while requiring less genetic information compared with a conventional drug which targets specific genes. | 06-30-2011 |
| 20110152119 | Quantification Method of Biochemical Substances Using Ion Scattering Spectroscopy and Specific-Binding Efficiency Quantification Method of Biochemical Substances Using Ion Scattering Spectroscopy - A method for direct quantification of the areal density (number per surface area of a substrate) of an analyte including a biochemical substance bound on the surface of a substrate and for direct quantification of the binding efficiency of biochemical substances is disclosed. Specifically, the areal density of an analyte including a biochemical substance bound on the surface of a substrate, and the binding efficiency between a first biochemical substance fixed on the substrate surface and a second biochemical substance is measured by ion scattering spectroscopy (ISS). | 06-23-2011 |
| 20110146775 | Quantum Dot Photovoltaic Device and Manufacturing Method Thereof - The present invention provides a semiconductor based photovoltaic device and a manufacturing method thereof. The semiconductor based photovoltaic device is able to absorb light with a wide band wavelength, and has high photoelectric conversion efficiency since it has high electron-hole pair separation efficiency. More specifically, the method for manufacturing the photovoltaic device comprises the steps of: a) forming a thin semiconductor quantum dot film on a p or n-type semiconductor substrate, wherein the thin semiconductor quantum dot film includes semiconductor quantum dots inside a medium at which the same type of impurities as the semiconductor substrate are doped; b) forming a pore array through partial etching, wherein the pore array penetrates the thin semiconductor quantum dot film; c) depositing a semiconductor in which complementary impurities to the semiconductor substrate are doped on the thin semiconductor quantum dot film at which the pore array is formed; and d) forming sequentially a transparent conductive film and an upper electrode on the semiconductor in which the complementary impurities are doped and forming a lower electrode at a lower portion of the semiconductor substrate. | 06-23-2011 |
| 20110146774 | Solar Cell Having Quantum Dot Nanowire Array and the Fabrication Method Thereof - The present invention relates to a solar cell having quantum dot nanowire array and the fabrication method thereof. The solar cell according to the present invention includes quantum dot nanowire array with a heterostructure including matrix and semiconductor quantum dots, and p-type and n-type semiconductor and electrodes each contacting the quantum dot nanowires. With the solar cell according to the present invention, the band gap energy of the semiconductor quantum dot can be easily controlled, the semiconductor quantum dots having different sizes are provided in the quantum dot nanowire so that the photoelectric conversion can be performed in the wide spectrum from visible rays to infrared rays, the quantum dot is embedded in the high density quantum dot nanowire array so that light absorption can be maximized, and the quantum dot nanowire contact p-type and n-type semiconductor over a wide area, conduction efficiency of electrons and holes can be improved. | 06-23-2011 |
| 20110133081 | Spectrophotometer Using Medium Energy Ion - Provided is a spectrophotometer using medium energy ion. The spectrophotometer using medium energy ion is configured to include: an ion source | 06-09-2011 |
| 20110112789 | Reversible Permeability Measuring Device - The present invention relates to a reversible permeability measuring device for measuring magnetic characteristics and magnetic flux change in a specimen, as one of a plurality of non-destructive methods for evaluating mechanical properties. The reversible permeability measuring device of the present invention directly measures a magnetic field change induced at the surface of the specimen through the use of a magnetic potentiometer and a flux meter, thereby accurately evaluating the deterioration of materials. | 05-12-2011 |
| 20110101217 | Mass Spectrometric Method for Matrix-Free Laser Desorption/Ionization of Self-Assembled Monolayers - Disclosed is a method for carrying out matrix-free mass spectrometry, which includes subjecting an analyte sample containing a self-assembled monolayer on the surface of a substrate to laser desorption/ionization. The method for carrying out matrix-free mass spectrometry involves simple pretreatment of an analyte sample with a cationic solution without using any solid matrix to cause effective laser desorption/ionization of the analyte sample, and minimizes a biochemical and physiological change in the sample that may occur during the pretreatment of the sample. In addition, the method is applicable to quantitative analysis because it provides high reproducibility of the results by virtue of the uniform treatment with the cationic solution over the whole areas of the sample. Further, the method enables two-dimensional mapping analysis. | 05-05-2011 |
| 20110095179 | Disease Diagnosis Method, Marker Screening Method and Marker Using TOF-SIMS - The present invention relates to a disease diagnosis method, a marker screening method, and a marker using a time-of-flight secondary ion mass spectrometry (TOF-SIMS), and more particularly, to a large intestine cancer diagnosis method, a large intestine cancer marker screening method, and a large intestine cancer marker using a time-of-flight secondary ion mass spectrometry (TOF-SIMS). Specifically, the present invention provides a method diagnosing a disease using a pattern of secondary ion mass (m/s) peaks of biological samples measured using a time-of- flight secondary ion mass spectrometry (TOF-SIMS) as a marker, a marker screening method being a reference judging an existence or non-existence of a disease, and a marker configured of specific secondary ion mass peaks. | 04-28-2011 |
| 20110077883 | Measurement of Fourier Coefficients Using Integrating Photometric Detector - Provided is a measurement method of Fourier coefficients using an integrating photometric detector, wherein, when measuring an exposure (S | 03-31-2011 |
| 20100328338 | BRIGHTNESS CONTROLLABLE LED ILLUMINATION DEVICE WITH TACTILE SENSOR SENSING INTENSITY OF FORCE OR INTENSITY OF PRESSURE, FLAT PANEL DISPLAY HAVING THE SAME, MOBILE TERMINAL KEYPAD HAVING THE SAME, ROBOT EYE AND ROBOT NOSE HAVING THE SAME, AND METHOD OF OPERATING THE SAME - Disclosed herein is a brightness controllable LED illumination device using a tactile sensor sensing the intensity of force or the intensity of pressure. The brightness controllable LED illumination device includes at least one LED emitting light based on electric field formed between first and second electrodes; a tactile sensor sensing the intensity of force or pressure applied by a predetermined contact object and generating an output signal corresponding to the sensed intensity; and a controller connected to the tactile sensor and adjusting a variation in the electric field based on the output signal of the tactile sensor to control the brightness of the light emitted from the at least one LED. | 12-30-2010 |
| 20100327869 | ULTRA-SENSITIVE SUSCEPTIBILITY DETECTION APPARATUS OF ANHARMONIC RESONANCE MEASUREMENT TYPE USING ATOMIC MAGNETOMETER, AND METHOD OF USING SAME - The ultra-sensitive susceptibility detection apparatus of anharmonic resonance measurement type using an atomic magnetometer detects a change in susceptibility by a specimen containing an object to be measured. The apparatus includes an atomic magnetometer. The atomic magnetometer includes a cell containing an alkaline metallic atom, a light source for magnetically polarizing the alkaline metallic atom of the cell, and a bias magnetic field applicator for applying a bias magnetic field to adjust a measuring resonance frequency of the alkaline metallic atom. The apparatus includes an excitation magnetic field applicator for applying an excitation magnetic fields of different frequencies to magnetically excite the specimen, but not to couple the excitation field directly to the measuring atomic resonance frequency, and a measuring device for measuring a change in magnetic polarization of the alkaline metallic atom, which is affected by a magnetic field caused by the specimen being magnetically excited by the excitation magnetic field. | 12-30-2010 |
| 20100322280 | Measurement Method of Distinguishing Dew and Frost Point Using Quartz Crystal Microbalance Dew-Point Sensor in Low Temperature - The present invention relates to a measurement method of dew-point in low temperature, and more specifically to a measurement method of accurately distinguishing dew-point and frost-point using a quartz crystal microbalance dew-point sensor in a low temperature of 0° C. or less. To this end, the present invention provides a measurement method of distinguishing dew and frost point using a quartz crystal microbalance dew-point sensor in low temperature, comprising the steps of: measuring a resonant frequency of a quartz crystal microbalance dew-point sensor while slowly dropping temperature; observing shock waves of the resonant frequency; and determining dew point or frost point through the observation of the resonant frequency and shock waves of the quartz crystal microbalance dew-point sensor. | 12-23-2010 |
| 20100321693 | MINUTE MEASURING INSTRUMENT FOR HIGH SPEED AND LARGE AREA AND THE METHOD OF THEREOF - The present invention relates to a minute measuring instrument for high speed and large area and a method thereof, and more particularly, to a minute measuring instrument for high speed and large area which measures properties of a specimen in high speed by a focused-beam ellipsometric part and then minutely remeasures the position showing a singular point by a minute measuring part and a method thereof. | 12-23-2010 |
| 20100321310 | BRIGHTNESS CONTROLLABLE ELECTROLUMINESCENCE DEVICE WITH TACTILE SENSOR SENSING INTENSITY OF FORCE OR INTENSITY OF PRESSURE, FLAT PANEL DISPLAY HAVING THE SAME, MOBILE TERMINAL KEYPAD HAVING THE SAME AND METHOD OF OPERATING THE SAME - Disclosed herein is an electroluminescence device capable of controlling the brightness thereof based on the intensity of force or the intensity of pressure. The electroluminescence device includes a substrate at least a part of which is transparent; a first electrode formed on the bottom face of the substrate; an emission layer formed underneath the first electrode; a second electrode formed underneath the emission layer; a tactile sensor formed underneath the second electrode and sensing the intensity of force or the intensity of pressure; and a controller connected to the tactile sensor and adjusting a variation in electric field between the first and second electrodes based on the output of the tactile sensor to control the brightness of light emitted from the emission layer. | 12-23-2010 |
| 20100302181 | TACTILE SENSOR MODULE HAVING UWB WIRELESS COMMUNICATION FUNCTION AND UWB COMMUNICATION METHOD USING THE TACTILE SENSOR MODULE - Disclosed herein are a tactile sensor module including a sensing unit connected to an external electronic device through a UWB communication network and a UWB communication method using the tactile sensor module. The tactile sensor module includes the sensing unit which has a plurality of sensor cells and outputs an output signal corresponding tactile information on a force applied thereto by a user using a pointing object, and a UWB based module which wirelessly connects the sensing unit to the external electronic device to construct a UWB communication network, receives external data in the form of a UWB wireless communication signal from the external electronic device, converts the output signal into data that can be recognized by the external electronic device and transmits the converted data to the external electronic device as a UWB wireless communication signal. | 12-02-2010 |
| 20100296092 | SINGLE-POLARIZER FOCUSED-BEAM ELLIPSOMETER - The present invention relates to a single-polarizer focused-beam ellipsometer. An ellipsometer according to the present invention includes a light source ( | 11-25-2010 |
| 20100282605 | Apparatus for Detecting Nano Particle Having Nano-Gap Electrode - The present invention relates to a nanoparticle sensor which is capable to identify an existence/nonexistence, a concentration, a size distribution and a component of the nanoparticles using an electrode pair having a separated distance of a nano-gap, in which the nanoparticle sensor includes a unit element configured with a plurality of unit electrodes electrically operated independently from each other and detects the nanoparticles based on the number of the unit electrodes electrically changed due to the nanoparticles captured into the nano-gap. The nanoparticle sensor of the present invention can detect the component, the size, the size distribution and the concentration of the nanoparticles by single measurement, have high reliability and regeneration while reducing a detection time by statistical method via a plurality of electrode pairs having the nano-gap, and detect even very low concentration of nanoparticles. | 11-11-2010 |
| 20100265208 | TOUCH SCREEN USING TACTILE SENSORS, METHOD FOR MANUFACTURING THE SAME, AND ALGORITHM IMPLEMENTING METHOD FOR THE SAME - Disclosed are a touch screen using contact resistance type tactile sensors, which can adjust the density of an object to be displayed on a screen based on the variation of a contact position and a contact force and achieve a multi-touch recognizing function, a method for manufacturing the same, and an algorithm implementing method for the same. The touch screen using contact resistance type tactile sensors includes a lower display panel such as a liquid crystal display (LCD), a transparent upper substrate, and a plurality of contact resistance type tactile sensors arranged between the upper substrate and the lower panel along the edge of the screen. The touch screen senses a contact position and a contact force based on a contact resistance generated from the contact resistance type tactile sensors, and has a multi-touch recognizing function. | 10-21-2010 |
| 20100253626 | SLIM MOUSE FOR MOBILE APPLIANCE AND METHOD FOR MANUFACTURING THE SAME - A slim mouse for mobile appliances includes a lower polymer film having a metal layer on an upper surface of the lower polymer film, an upper polymer film having a metal layer on a lower surface of the upper polymer film, a donut force sensor array including multiple force sensors, a weight-bumper spacer including a donut sensor portion and a click-detection sensor portion, a pad including a donut sensor portion and a click-detection sensor portion, and a click-detection force sensor. | 10-07-2010 |
| 20100244591 | Method and apparatus for monitoring wall thinning of a pipe using magnetostrictive transducers and variation of dispersion characteristics of broadband multimode shear horizontal (SH) waves - Magnetostrictive transducers for monitoring wall thinning in a pipe, and an apparatus and method for monitoring wall thinning in a pipe using magnetostrictive transducers are provided. The magnetostrictive transducers generate broadband multimode shear horizontal (SH) waves, and allow the generated SH waves to travel along the pipe, thus correctly monitoring a status of the wall thinning of the pipe. The apparatus includes a transmitting transducer which is installed outside of a pipe and generates shear horizontal (SH) waves traveling along the pipe, a receiving transducer which is spaced apart from the transmitting transducer and measures the shear horizontal (SH) waves traveling along the pipe, and a controller for monitoring wall thinning of the pipe by exciting and measuring output signals of the transmitting and receiving transducers. | 09-30-2010 |
| 20100182614 | SHAPE MEASUREMENT APPARATUS AND METHOD - A shape measurement apparatus and method using a laser interferometer are disclosed. The shape measurement apparatus includes a plurality of laser devices, which generate beams, emit a beam of a specific frequency from among the generated beams, and output interference signals for detecting wavelengths of the generated beams, and a controller for detecting the wavelengths of the generated beams from the outputted interference signals, and controlling the laser devices on the basis of the detected wavelengths. The optical unit projects the beam of the laser device on a target object, and generates an interference pattern of the object. Several shutters are closed and opened. If the shutters are closed, they prevent the beam of each laser device to be projected on the optical unit. An image pickup unit captures the interference pattern. | 07-22-2010 |
| 20100177795 | APPARATUS AND METHOD FOR STABILIZING FREQUENCY OF LASER - A frequency-stabilized laser apparatus and a method for stabilizing the frequency of a laser are disclosed. A semiconductor laser emits a beam. An external reflector has a resonance frequency and feeds back the emitted beam to the semiconductor laser if the frequency of the emitted beam is equal to the resonance frequency. An interference signal generator generates an interference signal for detecting the wavelength of the emitted beam and a controller detects the wavelength of the beam from the generated interference signal. According to the frequency-stabilized laser apparatus and the method for stabilizing the frequency of the laser, it is possible to stabilize the frequency of the beam emitted from the semiconductor laser and output the beam having the stable frequency for a long period of time. | 07-15-2010 |
| 20100176825 | Tactile sensor for curved surface and manufacturing method thereof - A tactile sensor for curved surfaces applicable to objects with multi-dimensional curvature and a small radius of curvature and a manufacturing method thereof are disclosed. The tactile sensor for curved surfaces includes a lower pattern including a plurality of lower polymer film layers spaced at specified intervals in a lower direction, lower metal layers disposed on the lower polymer film layers, and a number of lower resistors disposed on the lower metal layers, an upper pattern including a plurality of upper polymer film layers spaced at specified intervals in a direction perpendicular to the lower direction, upper metal layers disposed on the upper polymer film layers, and a number of upper resistors disposed below the upper metal layers to be electrically connected to the lower resistors, and a lower polymer layer and an upper polymer layer to bond the lower pattern and the upper pattern to each other. | 07-15-2010 |
| 20100149124 | METHOD FOR IMPLEMENTING MOUSE ALGORITHM USING TACTILE SENSOR - A method for implementing a mouse algorithm using a plurality of pressure sensors is disclosed. The pressure sensors are used to freely move and rotate a mouse cursor in X, Y and Z directions, so that they can be applied as interface units for a slim device such as a mobile phone. The mouse algorithm processes a touch input. The pressure sensors are arranged in a ring shape and provide output values successively varying with magnitudes of forces applied thereto or pressures applied thereto. A moving direction of the mouse cursor is determined depending on a contact point detected through the output values and a moving distance and moving speed of the mouse cursor are determined in proportion to the magnitudes of the forces. | 06-17-2010 |
| 20100123889 | SUPER-RESOLUTION LITHOGRAPHY APPARATUS AND METHOD BASED ON MULTI LIGHT EXPOSURE METHOD - Disclosed herein is a super-resolution lithography apparatus and method based on a multiple light exposure method. The super-resolution lithography apparatus comprises a photographic medium having energy levels of a first ground state, a second ground state, a first excited state, a second excited state and a quenching state; a first light source inducing energy level transition between the first ground state and the first excited state of the photographic medium; a second light source inducing energy level transition between the second ground state and the first excited state of the photographic medium; and a third light source inducing energy level transition between the second ground state and the second excited state of the photographic medium. Accordingly, the resolution of lithography can be improved simply by using a photographic medium having a simple structure and conventional laser beams and increasing the number of exposure steps. Furthermore, a multiple photon absorber that is difficult to obtain, a medium having a complicated energy level and a high-efficiency quantum optical light are unnecessary, and thus economic efficiency is improved. | 05-20-2010 |
| 20100123679 | INPUT MODULE WITH CAPACITANCE SENSORS, METHOD FOR MANUFACTURING THE INPUT MODULE AND METHOD FOR CONSTRUCTING ALGORITHM FOR PROCESSING TOUCH INPUT APPLIED TO THE INPUT MODULE - Disclosed herein are a mouse with capacitance sensors, a method for manufacturing the mouse and a method for constructing an algorithm for processing an input corresponding to force applied by a user's finger to the mouse. The mouse with capacitance sensors includes a bottom plate having a center point, a plurality of electrodes formed at regular intervals on the top face of the bottom plate and arranged apart from the center point of the bottom plate by an equal distance, a top plate bonded to the top faces of the electrodes and deformed by force applied by a pointing object, and an adhesive layer formed around the top plate and the bottom plate to combine the top plate and the bottom plate. When the pointing object touches the top plate, capacitance sensors are formed between the pointing object and the electrodes to recognize a travel distance, a travel direction and a moving speed of a cursor through the magnitude and direction of force applied by the pointing object. | 05-20-2010 |
| 20100123678 | TOUCH INPUT DEVICE AND METHOD OF ACQUIRING CONTACT LOCATION AND INTENSITY OF FORCE USING THE SAME - The present invention relates to a touch input device and a method of acquiring a contact location and the intensity of force using the same. The touch input device may include a touch panel with which a pointing object is brought in contact, a location-processing unit for receiving a signal regarding a contact location from the touch panel and processing information about the contact location of the pointing object, an intensity-processing unit for receiving a signal regarding a change in capacitance between an upper electrode layer of the touch panel and the pointing object from the touch panel and processing information about an intensity of force of the pointing object, and a switching unit for selectively electrically connecting the location-processing unit and the intensity-processing unit to the touch panel, so that information about the location and the intensity of force, of the pointing object, can be acquired. | 05-20-2010 |
| 20100123074 | DETECTION METHOD OF AIRBORNE NOXIOUS SUBSTANCE - Provided is a method for detecting an airborne noxious substance using radio-frequency inductive coupled plasma-mass spectroscopy (ICP-MS). The method includes: supplying a gas to be detected to a radio-frequency inductive coupled plasma; supplying oxygen gas to the gas introduced to the plasma to generate the oxide ion of a noxious element; and detecting the mass of the oxide ion of the noxious element. The method requires no separate pretreatment for detecting an airborne noxious substance, uses the ambient air itself as an analyte, and allows detection of the existence and amount of a noxious substance with high accuracy in a rapid and simple manner. | 05-20-2010 |
| 20100076352 | APPARATUS USING FOCUSED ULTRASOUND WAVE BY CONTROLLING ELECTRONIC SIGNALS AND USING METHOD THEREOF - The present invention relates to an extracorporeal High Intensity Focused Ultrasound (HIFU) necrosis apparatus through the control of an electronic signal, including oscillation elements for generating ultrasonic beams, an ultrasonic oscillator array having the oscillation elements fixed on a plane and oriented toward a life, delay circuits respectively connected to the oscillation elements for delaying ultrasonic oscillation by a delay time, and control means for controlling the delay time so that the ultrasonic beams are focused, and a method of employing the same. According to the present invention, waved surfaces with a variety of directions and curvatures can be formed using several oscillation elements and several delay circuits disposed on a plane, and a focus can be formed at any desired place. Accordingly, there are advantages in that installation is convenient, and a tissue, such as tumor, which is a target tissue, can be necrotized without damage to normal tissues necrosis. Further, there is no damage to normal tissues other than a target tissue. Accordingly, there are advantages in that a recovery speed of a patient can quicken, a symptom after recovery can be mitigated, and so on. | 03-25-2010 |
| 20100062423 | Fret Probes for Fluorescent Detection of the ESPS Gene - The present invention relates to a primer pair for the detection of a specific gene, and more particularly to a probe pair for the detection and analysis of an EPSPS (5-enolpyruvylshikimate-3-phosphate synthase) gene, in which primers complementary to the base sequences in the EPSPS gene are labeled with fluorophores acting as an energy donor and an energy acceptor, respectively. By introducing the inventive probe pair into cells, hybridizing the primers of the probe pair with the target gene and then analyzing the biological cells in a single cell unit using laser fluorescence measurement technique, cells containing the EPSPS gene of GMOs can be detected and the percentage of the GM cells in a cell mixture can also be quantified. | 03-11-2010 |
| 20100036622 | METHOD AND SYSTEM FOR PREDICTING ACOUSTIC FIELDS BASED ON GENERALIZED MOVING FRAME ACOUSTIC HOLOGRAPHY - A method and system for predicting acoustic fields based on generalized moving frame acoustic holography are disclosed. The method includes acquiring a first wavenumber spectrum on a measurement plane according to a moving coordinate system, converting the first wavenumber spectrum to a second wavenumber spectrum on a reference coordinate system using a relative velocity between the measurement plane and a medium, converting the second wavenumber spectrum to a third wavenumber spectrum on a prediction plane using an acoustic wave propagation theory, converting the third wavenumber spectrum to a fourth wavenumber spectrum on a moving coordinate system using a relative velocity between the medium and the prediction plane, and computing acoustic fields on the prediction plane using the fourth wavenumber spectrum. | 02-11-2010 |
| 20100032416 | Laser Processing Method and Processing Apparatus Based on Conventional Laser-Induced Material Changes - The present invention relates to a technique that remarkably increases the processing speed of a conventional ultra-fast laser micro process having a very high processing accuracy. According to the present invention, a laser processing method based on transient changes in the status of laser-induced material couples a pulse of a ultrafast laser to a pulse of at least one auxiliary laser other than the ultrafast laser to reversibly change a material to be processed. | 02-11-2010 |
| 20100020318 | 3-Color multiplex cars spectrometer - The present invention relates to a 3-color multiplex CARS spectrometer. In the 3-color multiplex CARS spectrometer, Raman resonance is achieved for multiple molecular vibrations of a sample by the combination of a short-wavelength pump beam generated by a broadband laser light source and a long-wavelength Stokes beam generated by a stable laser light source, and another short-wavelength laser beam having a narrow linewidth is then introduced separately to serve as a probe beam that interacts with the laser-driven sample, thereby generating CARS spectral signals whose wavelength components can be resolved. Accordingly, the 3-color multiplex CARS spectrometer solves problem of the conventional 2-color multiplex CARS spectroscopy in which the wavelength decomposition of CARS signals, necessary for high spectral resolution, is not possible with broadband pump light causing the CARS spectrum distortion. | 01-28-2010 |
| 20100009666 | METHOD AND SYSTEM FOR PROVIDING MOBILE TELEPHONE CALL TERMINATION SERVICE OVER OPEN SEA - Disclosed herein are method and system for providing mobile telephone call termination service over open sea. The system includes a ticketing system which applies to a mobile communication service provider of a customer's mobile telephone for a call termination service; a call termination service provision system which transmits a call termination signal when a call connection to the mobile telephone number is requested, according to the call termination service application, and establishes a call connection; and an internal switching system which is mounted in the airplane or the ship, receives the call termination signal from the call termination service provision server, searches for the customer corresponding to the telephone number, notifies the customer that the call termination signal is received, and transmits/receives voice data to/from the call termination service provision system according to a call connection request of the customer. | 01-14-2010 |
| 20090314410 | TACTILE SENSOR HAVING MEMBRANE STRUCTURE AND MANUFACTURING METHOD THEREOF - The present invention relates to a sensor capable of sensing temperature or force applied by a user. According to an aspect of the present invention, the tactile sensor includes a polymer layer having a concave portion and a membrane on a lower portion, wherein the membrane is formed by a concave portion, a resistant layer formed on a part of the polymer layer, and a conduction layer formed around the resistant layer. According to another aspect of the present invention, the tactile sensor includes a first polymer layer, a resistant layer formed on a part of the first polymer layer, a conduction layer formed around the resistant layer, a second polymer layer provided over the conduction layer and having a concave portion formed therein, and a base layer connected to the second polymer layer. | 12-24-2009 |
| 20090279391 | APPARATUS FOR MEASURING PRESSURE IN A VESSEL USING MAGNETOSTRICTIVE ACOUSTIC TRANSDUCER - The present invention relates to an apparatus for measuring pressure inside a vessel using a magnetostrictive acoustic transducer. The apparatus includes a magnetostrictive acoustic transducer, including an exciting coil unit wound on a first magnetization yoke disposed on an outer position of a vessel, a receiving coil unit wound on the first magnetization yoke, and a vibration unit disposed on an inner position of the vessel in which the first magnetization yoke is installed; a control unit for supplying a predetermined excitation current signal to the exciting coil unit; and a pressure measuring unit for measuring an internal pressure of the vessel based on an ultrasonic wave signal received by the receiving coil unit and an excitation current signal into the exciting coil unit. | 11-12-2009 |
| 20090277275 | APPARATUS FOR MEASURING PRESSURE USING ACOUSTIC IMPEDANCE VARIATION - The present invention relates to an apparatus for measuring pressure inside a predetermined vessel based on the principle that the transmitting efficiency of ultrasonic waves is changed by acoustic impedance variation according to an internal pressure. The apparatus includes an ultrasound exciting unit | 11-12-2009 |
| 20090260448 | Apparatus for Measuring Pressure by Using Diaphragm and Method of Pressure Measurement by Using Diaphragm - The present invention relates to a capacitance type pressure measurement apparatus by using a diaphragm, and more specifically to an apparatus for measuring pressure by using a diaphragm capable of measuring pressure of atmospheric pressure or less as well as pressure of atmospheric pressure or more without having a getter pump by fixedly mounting a pressure variable container on a sensor housing having a diaphragm mounted therein. | 10-22-2009 |
| 20090242282 | Apparatus and Method for Providing Interface Depending on Action Force, and Recording Medium Thereof - The present invention relates to an apparatus for providing a user interface depending on an action force, the apparatus comprising: a touch input unit for allowing a user to input a position or operation command thereto using a pointing object, being applied with the action force of the pointing object, and recognizing the applied position information; a tactile sensor placed on a bottom surface of the touch input unit, for detecting the action force and generating a predetermined signal; a control unit for determining an expression value of a transfer medium in response to the signal generated from the tactile sensor; and an expression unit for expressing the strength of the action force by outputting the transfer medium based on the expression value of the control unit. | 10-01-2009 |
| 20090185596 | METHOD AND APPARATUS FOR ISOTOPE IDENTIFICATION AND RADIOACTIVITY MEASUREMENT OF ALPHA-EMITTING-RADIONUCLIDES USING A LOW TEMPERATURE DETECTOR - Disclosed herein are a method and an apparatus to identify alpha-emitting radionuclides and to measure absolute alpha radioactivity using a low temperature detector. A 4π metallic absorber which encloses a radioactive material containing alpha-emitting radionuclides absorbs the total alpha decay energy in the form of thermal energy. The corresponding temperature changes are measured by a low temperature detector attached to the 4π absorber with high energy resolution. The identification of alpha-emitting radionuclides is declared by comparing the measured temperature signal with characteristic decay energy of radionuclides. The absolute amount of the radionuclides is determined by counting the number of the pulses for each of the identified nuclides. | 07-23-2009 |
| 20090184245 | ABSORBER WITH HOLE FOR METALLIC MAGNETIC CRYOGENIC DETECTOR AND ALIGNING METHOD THEREOF - Disclosed herein is an absorber with a hole for a metallic magnetic cryogenic detector and an aligning method. More specifically, the present invention is to provide an absorber with a small hole as an aligning mark for a temperature sensor used in a metallic magnetic cryogenic detector. A temperature sensor is bonded on the small hole of the absorber punched by a laser. Using the hole as an aligning mark the temperature sensor can be accurately positioned on the pick-up coil of the measuring means. Thus, the aligning method provides a magnetic measurement with an ideal coupling between the sensor and the pick-up loop. It eventually presents a precise measurement of the energy spectrum absorbed in a metallic magnetic cryogenic detector. | 07-23-2009 |
| 20090106869 | METHOD FOR FABRICATING SPM AND CD-SPM NANONEEDLE PROBE USING ION BEAM AND SPM AND CD-SPM NANONEEDLE PROBE THEREBY - The present invention relates to a method for fabricating a scanning probe microscope (SPM) nanoneedle probe using ion beam which is preferably focused ion beam and a nanoneedle probe thereby. More particularly, the present invention relates to a method for fabricating a SPM nanoneedle probe capable of being easily adjusted with an intended pointing direction of a nanoneedle attached on a tip of the SPM nanoneedle probe and of being easily straightened with the nanoneedle attached on the tip of the SPM nanoneedle probe along the intended pointing direction, and to a SPM nanoneedle probe thereby. Also, the present invention relates to a method for fabricating a critical dimension SPM (CD-SPM) nanoneedle probe capable of precisely scanning the sidewall of an sample object in nanoscale using ion beam which is preferably focused ion beam, and to a CD-SPM nanoneedle probe thereby. More particularly, the present invention relates to a method for fabricating a CD-SPM nanoneedle probe capable of precisely scanning the sidewall of the sample object in nanoscale by bending a portion of an end of the nanoneedle attached on the tip of the SPM nanoneedle probe in a specific angle toward a direction other than an original direction in which the nanoneedle attached on the tip of the SPM nanoneedle probe extends out, and to a CD-SPM nanoneedle probe thereby. A method of fabricating scanning probe microscope (SPM) nanoneedle probe using ion beam, comprises: positioning the probe so that a tip of the probe on which the nanoneedle is attached faces toward a direction in which the ion beam is irradiated; and aligning the nanoneedle attached on the tip of the probe with the ion beam in parallel by irradiating the ion beam toward the tip of the probe on which the nanoneedle is attached. A method of fabricating a critical dimension scanning probe microscope (CD-SPM) nanoneedle probe using ion beam, comprises: screening a certain portion of the nanoneedle attached on a tip of the probe using a mask; and bending a part of the nanoneedle exposed out of the mask to align the part of the nanoneedle by irradiating the ion beam on the part of the nanoneedle exposed out of the mask, along the direction of the irradiated ion beam. | 04-23-2009 |
| 20090073017 | ANALOGUE-DIGITAL CONVERTER USING JOSEPHSON DAC AND METHOD THEREOF - The present invention relates to an analog-to-digital converter (ADC) and an analog-to-digital conversion method employing a Josephson digital-to-analog converter (DAC) into an extremely accurate ADC of a physical metrology grade. The ADC includes: a front end ADC for converting an analog input signal into digital data; the Josephson DAC for receiving the digital data from the front end ADC and converting the received digital data into reference analog voltage; a differential ADC for extracting a difference voltage between a reference analog voltage of the Josephson DAC and an unknown input signal; and a data processor for summing output data of the differential ADC and output data of the front end ADC and outputting the summed result. The present invention enables to realize a highly stable Josephson ADC with little time and low cost, which is more accurate in a long-term as compared to any existing semiconductor measurement unit and has a performance that is rarely changed during a lifespan, by combining a programmable array and an existing semiconductor ADC. | 03-19-2009 |
| 20090064756 | VACUUM GAUGE CALIBRATION APPARATUS CAPABLE OF CALIBRATING AND TESTING WITHOUT DISPLACEMENT AND OPERATING METHOD THEREOF - The present invention provides a vacuum gauge calibration apparatus capable of calibrating and testing a vacuum gauge without displacement or separation of the vacuum gauge, the vacuum gauge being attached to a vacuum device under operation together with developing a movable vacuum gauge calibration device, and an operating method thereof. According to the present invention, there is provided an apparatus for calibrating and testing a vacuum gauge to be calibrated without displacement, the vacuum gauge being connected to a vacuum device, the apparatus comprising: a vacuum shut-off valve for opening and closing a piping for connecting the vacuum device to the to-be-calibrated vacuum gauge; and a movable vacuum gauge calibration device connected to the to-be-calibrated vacuum gauge, wherein the movable vacuum gauge calibration device includes: a reference vacuum gauge, a vacuum connection valve, a vacuum chamber, a gate valve, and an exhaust device which are connected to the to-be-calibrated vacuum gauge side in series; a gas supply source connected to the vacuum chamber for generating pressure in the vacuum chamber; a leak valve for controlling gas flow in the gas supply source and supplying the gas the vacuum chamber; and a vacuum gauge for the vacuum chamber for measuring vacuum pressure in the vacuum chamber. | 03-12-2009 |
| 20080304047 | Imaging Apparatus for IR Four-Wave Mixing Polarization Microscopy - The present invention relates to an imaging apparatus for IR four-wave mixing polarization microscopy. The imaging apparatus comprises a pump beam source for generating an infrared pump beam; a probe beam source for generating a probe beam (search beam); a polarizer for linearly polarizing the pump beam and probe beam; a beam combiner which synchronizes temporally and overlaps spatially the polarized pump beam and probe beam on the same axis; a scanner for two-dimensionally scanning the combined pump beam and probe beam; an optical focusing system for focusing the scanned pump beam and probe beam on a local point of the sample; a collecting optical system for collecting the beam which is formed by that the focused beams are interacted with the sample and of which phase is anisotropically retarded by nonlinear birefringence of the sample and forming a parallel beam; a dichroic beam splitter for removing the infrared pump beam out of the parallel beam and splitting the probe beam of which phase is anisotropically retarded; a polarizing beam splitter for converting the split and ansotripically phase-retarded probe beam into linerly polarized beams having their axes perpendicular to each other; a photodetector for detecting an intensity of each of the converted linerly polarized beams; a polarization differential detector for detecting a polarization difference based on the detected intensities of the linerly polarized beams; and a data analyzer for acquiring the detected polarization difference signal and extracting a spectrospcopic information corresponding to the strength of molecular vibrational coherence of the sample. | 12-11-2008 |
| 20080304046 | Imaging Apparatus for Infrared Rays Nonlinear Molecular Vibrational Microscopy - The present invention relates to an imaging apparatus for infrared rays nonlinear molecular vibrational microscopy. The imaging apparatus comprises a pump beam source for generating an infrared pump beam; a probe beam source for generating a probe beam; a beam combiner which synchronizes temporally and overlaps spatially the pump beam and probe beam on the same axis; a scanner for two-dimensionally scanning the combined pump beam and probe beam; a first optical focusing system for focusing the scanned pump beam and probe beam on a local point of the sample; a first collecting optical system for collecting the beam of which phase is shifted by interaction with the sample and forming a parallel beam; a first dichroic beam splitter for removing the infrared pump beam out of the parallel beam and splitting the probe beam of which phase is shifted; a reference interferometer for splitting a part of the probe beam out of the beams scanned by the scanner and generating a reference probel beam; an interferometric beam combiner for combining the probe beam having the shifted phase and the reference probe beam; a photodetector for detecting an intensity of a molecular vibrational beam signal from the combined probe beam; and a data analyzer for acquiring the detected signals and extracting a spectrospcopic information corresponding to the strength of molecular vibrational coherence of the sample. | 12-11-2008 |
| 20080203295 | DEFORMATION METHOD OF NANOMETER SCALE MATERIAL USING PARTICLE BEAM AND NANO TOOL THEREBY - The present invention relates to a deformation method of nanometer-scale material using a particle beam and a nano-tool thereby. The deformation method of the nanometer-scale material using the particle beam according to the present invention is characterized in that the nanometer-scale material is bent toward a direction of the particle beam by irradiating the particle beam on the nanometer-scale material. | 08-28-2008 |
