Abstract:
본 발명은 전기방사법을 이용하여 측면 발광 광섬유를 사용한 조명에 관한 것으로서, 기판과 광섬유 소재인 혼합 용액을 분사하는 니들 사이의 거리 조절이 가능한 전기방사 장치에 의해 소정의 및 형태로 광섬유를 배열한 기판; 및 상기 기판의 측면에 결합되어 상기 배열된 광섬유로 빛을 전달하는 광원으로 이루어지며, 이러한 측면 발광 광섬유 조명을 통해 일정한 면적에 소용되는 광원을 광섬유로 대체하여 제작 비용을 줄일 수 있으며, 상기 측면 발광 광섬유 조명의 구동 전력을 낮춤과 동시에 열 발생을 억제할 수 있는 효과가 있다. 측면 발광 광섬유, 측면 발광 광섬유 조명, 전기방사법, 거리 조절기, LED, 백라이트 유닛, 아크릴 모노머, 아크릴 중합체인 피엠에이.
Abstract:
PURPOSE: A THz wave Tx/Rx module which a silicon ball lens is unified with a photoconductive antenna and a manufacturing method thereof are provided to easily generate and measure THz wave. CONSTITUTION: A plurality of photoconductive antennas(240) is formed into an array structure on a substrate. The whole structure is cut into the fixed size in order that one photoconductive antenna locate on the silicon wafer of the fixed size. The side of the silicon wafer cut into the fixed size is ground and a hemisphere silicon ball lens(230) is formed. A signal wire for the electrical contact with an outside element is connected to the photoconductive antenna.
Abstract:
A side light emitting optical fiber illumination and a manufacturing method for the same are provided, which reduce the manufacture cost by replacing the light source used in the fixed area with the optical fiber. A side light emitting optical fiber illumination comprises the substrate, and the light source. The substrate arranges the optical fiber in the predetermined location and form. The light source is combined with the side of substrate. The light source deliverers the light to the arranged optical fiber. The electro-spinning apparatus comprises the syringe(120), the nozzle(130), and the controller(140). The syringe contains the mixture which is the material of the optical fiber. The nozzle discharges mixture according to the pumping. The controller sprays mixture to substrate.
Abstract:
A packing apparatus of terahertz device is provided to smoothly measure the electrical characteristic of the independent electrical device. The packing apparatus of terahertz device comprises a terahertz wave device(31), a device substrate(32), a ball lens block(33), a lower case(34) and an upper case(35). The terahertz wave device has the specific active region. The active region performs detection and the radiation of the terahertz wave. The device substrate has the opening region on the center. The terahertz wave device is settled in the device substrate. The opening area of the device substrate arranges with the active region of the terahertz wave device. The device substrate electrically connects with the terahertz wave device. The ball lens block is arranged on the terahertz wave device. The lower part and upper cases surround the device substrate and terahertz wave device. The lower part and upper cases expose the active region of the terahertz wave device.
Abstract:
A terahertz wave generating device of high output, a manufacturing method thereof, and a near field electro spinning device are provided to increase an output of the terahertz wave by increasing a voltage applied to a photoconductive antenna based on a wide band gap material with a high breakdown voltage. A terahertz wave generating device of high output includes a semi-insulating substrate and a photoconductive antenna(120). The photoconductive antenna has an electrode pattern formed for applying the voltage to the upper part of the semi-insulating substrate and has an array shape by arranging a wide band gap material in the upper part of the electrode pattern in a row. A lens(110), the photoconductive antenna, and a power supply unit(130) are formed in the upper part of the semi-insulating substrate. A bias voltage is applied from the power supply unit to the photoconductive antenna. If a light wave of an ultraviolet range is injected by a semiconductor laser, the photoconductive antenna absorbs the light and generates the terahertz wave with high intensity.
Abstract:
An apparatus and a method for generating THz-waves by heterodyning optical and electrical waves are provided to control precisely a near-field optical fiber probe by using the near-field optical fiber probe and a nano-actuator. A test target unit generates THz-waves by using injected optical waves and electric waves. A probe is formed to scan the test target unit by using light received through an optical fiber. A driving oscillator(7) generates the electric waves and applies the electric waves to the test target device. The probe includes a lossless optical waveguide part, a tapering optical fiber part, and a probe terminal in order to connect the optical waveguide part with the optical fiber. Diameter of the probe terminal is shorter than wavelength of the light. A scanning direction of the probe crosses the direction in which the electric waves are injected.
Abstract:
본 발명은 급격한 MIT를 일으키는 전이 온도 또는 전이 전압을 요구되는 특정 온도 또는 특정 전압으로 가변할 수 있는 급격한 MIT 소자, 그 급격한 MIT 소자를 이용한 MIT 센서, 및 그 MIT 센서를 포함한 경보기 및 이차전지 폭발방지 회로를 제공한다. 그 급격한 MIT 소자는 전이 온도 또는 전이 전압에서 급격한 금속-절연체 전이(Metal-Insulator Transition:MIT)를 일으키는 급격한 MIT 박막; 급격한 MIT 박막에 컨택하는 적어도 2 개의 전극 박막;을 포함하고, 전극박막으로 인가되는 전압, 급격한 MIT 박막에 영향을 미치는 전자파, 압력 및 개스 농도 변화 중 적어도 하나의 인자의 변화에 의해 전이 온도 또는 전이 전압이 가변된다. 그 MIT 센서는 급격한 MIT 소자를 이용하여 형성되고, 온도 센서, 적외선 센서, 이미지 센서, 압력 센서, 및 개스 농도 센서 및 스위치 등이 될 수 있다. 또한, 그 경보기는 MIT 센서; 및 MIT 센서에 직렬로 연결된 경보신호기;를 포함하고, 그 이차전지 폭발방지 회로는 이차전지; 이차전지에 부착되어 이차전지의 온도를 감지하여 이차전지의 폭발을 방지하는 MIT 센서; 및 이차 전지에 의해 전력을 공급받는 회로 본체;를 포함한다. 금속-절연체 전이, 급격한 MIT 소자, 온도 센서, 경보기 회로, 리튬이온 전 지 보호회로
Abstract:
A method for manufacturing a sensor for detecting gases and biochemical materials, an integrated circuit including the sensor, and a method for manufacturing the integrated circuit are provided to prevent degradation of MOSFET(Metal Oxide Semiconductor Field Effect Transistor)-based unit elements by integrating a plurality of compact sensors for detecting gases and biochemical materials with multi-functioning unit elements in the same circuit by low temperature process. An integrated circuit(20) comprises a semiconductor substrate(200), a sensor for detecting gases and biochemical materials(250), a heater(210), and a signal processing unit(220). The sensor for detecting gases and biochemical materials comprises a pair of electrodes(252) provided within a first area on the semiconductor substrate, and a metal oxide nano-structure layer(254) provided on the surface of the electrodes. The heater is provided on a second area adjacent the sensor on the semiconductor substrate. The signal processing unit is made with MOSFET elements provided in a third area on the semiconductor substrate to process a predetermined signal obtained by changes of current flowing via the electrodes of the sensor. A method for manufacturing the integrated circuit comprises the steps of: forming a plurality of MOSFET elements on the semiconductor substrate; and forming the sensor for detecting gases and biochemical materials on the MOSFET elements; wherein the steps for forming the sensor comprises; forming a passivation film(240) on the MOSFET elements; forming at least a pair of electrodes on the passivation film; and forming a metal oxide nano-structure layer over the surface of the electrodes at the normal temperature to 400°C.
Abstract:
주위의 잡음신호에 영향을 받지 않고, 간단한 구조로 부분방전을 직접 확인할 수 있는 부분방전 측정장치 및 이를 포함하는 측정시스템을 제공한다. 그 장치 및 시스템은 급격한 금속-절연체 전이를 하는 절연체의 부분방전에 의해 도전되는 피뢰부와, 피뢰부에 전기적으로 연결되고 제1 저항값 R 1 을 가지며 부분방전을 감지하는 제1 전극 및 제1 전극과 병렬로 연결되고 R 1 보다 작은 저항값 R 2 를 가지는 적어도 하나의 제2 전극을 포함한다. 급격한 금속-절연체 전이, 부분방전, 피뢰부