baber/WOPTO huggingface dataset:
Patent KR-19990080366-A (KR)
Title: 그레데이션 조절 보올링용 손목 보조대
IPC: A63B71/14
Filed: 1998-04-16
Abstract: 이면에 우레탄포옴등의 쿠션재를 접착한 앞가이드판과 뒷가이드판, 
     앞가이드판에는 그 위에 다수개의 요홈들을 반원형으로 배치하여 형성하고 이에 각각 해당하는 눈금을 각인 형성하며; 
     앞가이드판 위에 중심판을 원형으로 하여 하나 또는 두개의 요홈을 두고 상기 앞가이드판의 요홈과 결합하는 베어링부착 스프링을 끼워 좌우 단계적으로 연동하여 앞가이드판과 중심판 사이의 각도를 조절할수 있게 하고; 
     중심판의 중앙상부에 원형의 볼록부를 형성하고 그위에 상하각도조정 게이지를 설치하고 나비 볼트를 장착하여, 
     위의 앞가이드,중심판,상하각도조정 게이지를 관통하는 스냅 링을 갖는 너트와 결합시키며; 
     상기 상하각도조정 게이지는 예를 들면 6 개의 단계 S1-S6를 가지며 앞가이드판과 중심판의 상판에 조립되어 뒷고정 가이드 판의 앞쪽 돌출 지침부에 접하여 앞가이드판 즉 손등을 상하로 6 단의 각도조정을 정확히 하므로 공의 회전속도 및 회전각도를 정확히 유도하는 것으로 단계적으로 좌우방향 6 단과 상하 6 단으로 되어 총 36 개의 변화되는 그레데이션을 이루게 됨으로서 
     보올링투구 리리스를 조정하는 그레데이션(Gradation) 조절기능을 갖는 보올링용 손목 보조대이다.
Patent KR-19980081495-A (KR)
Title: 구리박의 초음파용접방법
IPC: B23K20/10
Filed: 1998-04-17
Abstract: 구리박스트립을, 지지금속, 바람직하게는 구리박보다도 두께가 두꺼운 알루미늄 혹은 스테인레스강의 제 2스트립에 그들의 가장자리에서 초음파용접하는 방법 및 장치가 개시되어 있다.   상기 용접된 스트립은 그후에 패널로 전단하여 인쇄회로기판제작에 사용한다.
Patent KR-19980033712-A (KR)
Title: 자동 지압 신발
IPC: A43B7/06
Filed: 1998-05-11
Abstract: 본 발명은 신발을 신고 걸어갈 경우 지압봉이 발바닥을 지압하여 피로를 풀어 줌과 동시에 신발 내부의 공기를 통풍시켜 신발을 신고 있는 발에 신선한 공기를 공급함으로써 발에서 나는 악취나 무좀 등을 예방할 수 있도록 구성된 자동 지압 신발에 관한 것이다. 
     본 발명의 특징에 따르면, 발바닥을 눌러 주도록 밑창에 다수 배열되는 지압봉과; 상기 지압봉을 승강시키도록 밑창에 설치되는 승강수단과; 상기 승강수단을 구동시키도록 신발의 뒷굽에 설치되는 구동수단이 포함되어 신발을 신고 걸어갈 경우 상기 구동수단이 동력을 발생시켜 승강수단에 전달하고, 상기 승강수단은 지압봉을 승강시켜 발바닥을 눌러 주도록 함으로써 신발을 신은 발바닥을 지압할 수 있도록 구성된 것을 특징으로 하는 자동 지압 신발이 제공된다.
Patent KR-19990085313-A (KR)
Title: 반도체장치 제조용 진공설비
Filed: 1998-05-15
Abstract: 본  발명은  반도체장치  제조용  진공설비에  관한  것이다. 
     본  발명은,  진공을  이용하여  외부의  기체를  흡입할  수  있으며,  이동가능한  진공장치,  상기  진공장치와  연결된  진공호스,  상기  진공호스  하부에  고정되어  있으며,  상기  진공장치의  이동에  따른  진공호스의  길이변화에  따라  회전가능한  제  1  롤러,  상기  제  1  롤러와  소정간격  이격된  위치의  상기  진공호스  하부에  고정되어  있으며,  상기  진공장치의  이동에  따른  진공호스의  길이변화에  따라  회전가능한  제  2  롤러,  상기  제  1  롤러  및  제  2  롤러   사이에서  하방으로  쳐진  상기  진공호스  상부에  설치되어  있으며,  상기  진공장치의  이동에  따른  진공호스의  길이변화에  따라  상하이동  및  회전이  가능한  제  3  롤러  및  상기  진공호스의  길이변화에  따라  상기  제  3  롤러를  상하이동시킬  수  있도록  상기  제  3  롤러와  연결된  추를  구비하여  이루어지는  것을  특징으로  한다. 
     따라서,  진공호스의  길이변화에  따라  진공아암  상에  위치된  웨이퍼가  진공아암에서  이탈되어  깨지거나  스크래치되는  것을  방지할  수  있는  효과가  있다.
Patent KR-19990006630-A (KR)
Title: 에르븀 증폭기 영역에서 낮은 분산 구배를 갖는 광섬유
IPC: G02B6/02
Filed: 1998-06-03
Abstract: 에르븀-도핑된 섬유 증폭기(710)에 의해 보조되는 파장-분할-다중화(Wave-Division-Multiplex, WDM) 시스템(700)에 사용하기에 적절한 광섬유(10)가 개시되어 있다.  상기 섬유는 1530 내지 1565 nm의 파장 영역에 걸쳐서 절대등급이 0.8 ps/(nm·km) 이상이 되는 색 분산(chromatic dispersion)을 나타내고, 0.05 ps/(nm 2 ·km) 미만인 분산 구배를 갖는다.  이러한 광섬유는 약 0.20 dB/km 미만인 손실을 나타내고 비교적 벤딩(bending)에 둔감하고, 또한 유효 면적은 50 ㎛ 2 을 초과한다.  본 발명의 광섬유는 최대 굴절률(n 1 )을 갖는 투명 물질로 이루어진 코어, 및 이러한 코어의 외면상에 굴절률(n 2 )을 갖는 투명 클래딩(cladding) 물질로 이루어진 층을 포함한다.  상기 코어는 그 최소 굴절률(n 3 )이 굴절률(n 2 )에 비해 낮은 투명 물질로 이루어진 고리모양의 영역을 포함한다.  이들 굴절률은 하기 수학식 1 및 수학식 2에 의해 한정된다: 
     
       
         
       
     
     
       
         
       
     
     본 발명의 광섬유는 포지티브-분산 응용 및 네가티브-분산 응용 모두에 대해 낮은 분산 구배를 갖는다.
Patent KR-20000002241-A (KR)
Title: Secret key renewal using key generating function renewal of wireless communication network
Inventor: JUNG WON YUNG
IPC: H04B7/26
Filed: 1998-06-18
Abstract: PURPOSE: A key generating function renewal method is provided to be used for a secret key generation of a terminal using the random number in a base station. CONSTITUTION: A key generating function renewal method comprises the steps of: setting up the number of the key generating function after generating random number by receiving the request of the key generating function renewal by a subscriber maintaining device; transmitting a key generating function renewal message including the random number and the number of the key generating function to the base station; and renewal of the key generating function after receiving the key generating function renewal message.
Patent KR-20000004449-A (KR)
Title: Defect detecting circuit of light disk regenerating system and defect detecting method thereof
Inventor: KWAG SEONG MOK
IPC: G11B7/0037
Filed: 1998-06-30
Abstract: PURPOSE: A detect detecting circuit and a defect detecting method are provided to detect a defect speedily and exactly in constant linear velocity and constant angular velocity mode by using a channel bit clock signal at detecting a defect. CONSTITUTION: The defect detecting circuit comprises: a first comparator(21) for comparing a voltage of a radio frequency(RF) signal and a first comparison voltage(Vthp) to output a first comparison signal(CS1), wherein the first comparison signal has a first logic level when the first comparison voltage is lower than the voltage of the RF signal and a second logic level complementary to the first logic level when the first comparison voltage(CS1) is higher than the voltage of the RF signal; a second comparator(23) for comparing a voltage of the RF signal and a second comparison voltage(Vthn) to output a second comparison signal(CS2), wherein the second comparison signal has the second logic level when the second comparison voltage is lower than the voltage of the RF signal and the first logic level when the second comparison voltage is higher than the voltage of the RF signal; a logic circuit for logically adding the first and second comparisons to output a third comparison signal as a result; and a defect detecting part for receiving the third comparison signal and a channel bit clock signal(BCK) to count the channel bit clock signal when the third comparison signal has the second logic level, wherein the defect detecting part generates a defect detection signal indicating that normal radio frequency signal is generated when the third comparison signal of the first logic level is inputted before the channel bit clock signal of a minimum feet length is counted and indicating that a defect is detected when the third comparison signal of the first logic level is not inputted although the channel bit clock signal of the minimum feet length is counted.
Patent KR-19990066726-A (KR)
Title: 반도체 장치의 제조 방법
IPC: H01L21/3105
Filed: 1998-07-27
Abstract: 소자 분리를 위해 트렌치 분리를 형성할 때에, 트렌치 분리의 표면 평탄성을 향상시킨다. 
     미세한 트렌치 개구부에 대한 절연막의 매립에는 HDP-CVD법을 이용하여, 활성 영역이 되는 기판 표면에 잉여로 적층되는 절연막에 대해 선택적으로 건식 에칭하여 프리평탄화(pre-planarization)를 행하고, 그 후 CMP법에 의한 연마를 행함으로써 절연막의 표면의 평탄성을 향상시킨다.  트렌치 개구부의 형성 시에 이용하는 에칭 마스크를 실리콘 질화막과 다결정 실리콘막과의 적층 구조의 막으로 하고, 프리평탄화할 때에는 다결정 실리콘막을 에칭 스토퍼로서 이용하여, 그 후의 CMP법에 의한 연마 시에는 실리콘 질화막을 에칭 스토퍼로 하여 잉여의 절연막과 다결정 실리콘막을 동시에 제거한다.  그 후, 활성 영역이 되는 기판 표면을 노출시킴으로써 양호한 형상의 트렌치 분리가 얻어진다.
Patent KR-20000009960-A (KR)
Title: Small power backup apparatus for a dispersion operation
Inventor: CHAE SU HYUNG
IPC: H02J9/04
Filed: 1998-07-29
Abstract: PURPOSE: A small power backup apparatus for a dispersion operation is provided, which disperses a pre-power to supply a power to a plurality of power system when the power is abnormally supplied. CONSTITUTION: The small power backup apparatus comprises: an AC/DC voltage converting unit (210) for converting an AC voltage into a DC voltage; a DC voltage charging unit (220) for charging a DC voltage transmitted from the AC/DC voltage converting unit (210); and a voltage supply controlling unit (230) for dispersing a DC voltage discharged from the DC voltage charging unit (220) according to the AC voltage provided to a plurality of power device and providing the dispersed DC voltage to a plurality of power device. Thereby, it is possible to prevent which the operation of a plurality of power system is stopped.
Patent KR-19990062482-A (KR)
Title: 시료 표면의 유기물 분석 장치 및 유기물 분석 방법
IPC: G01N1/22
Filed: 1998-08-12
Abstract: 웨이퍼 등의 시료 표면에 부착된 국소적인 유기물을 분석하고, 그 동정(同定) 및 정량화를 행한다. 
     챔버 내에 놓인 시료를 그 이면 또는 표면에서 가열하고, 그 탈 가스를 수집하여, 가스 분석을 행한다.  가열 수단은, 램프, 레이저, 전자선 등을 이용하고, 분석 대상 영역을 국소적으로 가열하여, 국소적으로 탈 가스시킨다.  또는, 전면을 가열하고, 탈 가스를 표면 영역마다 수집하여, 가스 분석을 행한다.
Patent KR-20000014566-A (KR)
Title: Focus jump method of optical disk playing system
Inventor: JEONG WOO MIN
IPC: G11B7/09
Filed: 1998-08-21
Abstract: PURPOSE: A focus jump method of optical disk playing system is provided to correctly pull in focus though an unexpected accident is occurred. CONSTITUTION: The method is comprises the steps of: setting a first variable to decide a point for generating a focus break signal and a second variable to decide a point for stopping a focus kick signal, generating the focus kick signal, determining whether a focus error value is more than a value added the first variable to a surface reflection signal, increasing a first time variable to 1 when the focus error value is more than the added value, stopping the focus kick signal and generating the focus break signal when the first variable is not more than the added value.
Patent KR-19990029433-A (KR)
Title: 기판을 도금하는 방법 및 장치
IPC: H01L21/00
Filed: 1998-09-02
Abstract: 본 발명은 집적회로소자내의 전기적 상호접속을 제조하는 차세대 기술에 관한 것이며, 특히 기판의 표면상에 형성된 미세한 공동을 금속도금으로 채우는 방법 및 장치에 관한 것으로서, 본 발명에 따른, 기판상에 제조된 미세한 공동 내에 금속 증착을 제조하는 방법은 기판을 공정챔버 내에 유지된 액체에 담그는 단계; 미세한 공동으로부터 잔존 기포를 제거하고 미세한 공동 내의 액체에서 가스를 제거하기 위하여 공정챔버를 배기시키는 단계 및 적어도 기판에 인접하는 영역에서 액체를 비등시키는 단계를 포함하는 것을 특징으로 한다.
Patent KR-20000019770-A (KR)
Title: Method for displaying transmission state of printing data
Inventor: SEO EUN YOUNG
IPC: G06K15/02
Filed: 1998-09-15
Abstract: PURPOSE: A method for displaying transmission state of printing data is provided to easily discriminate a transmission state of printing data by changing a display state of an LED during a transmission of printing data from a computer to a printer. CONSTITUTION: A CPU(2) controls each composition unit of a computer(1) and controls a transmitting /receiving state of printing data and a display state of a display unit(8) through an IRDA(6). An application program(3) is a program for writing each document. A memory(4) stores data according to performing of each control program. An input/output port(5) is a port for connecting the computer(1) and a printer(9), and transmits the document wrote in the application program(3) to the printer(9). The IRDA(6) is installed at the input/output port(5) of the computer(1), having an infrared ray transmitting/receiving unit(7) and the display unit(8). The infrared ray transmitting/receiving unit(7) transmits a control signal according to printing data wrote in the application program(3) to an infrared ray transmitting/receiving unit(7) of the printer(9).
Patent KR-20000020889-A (KR)
Title: Method for forming field area of semiconductor device
Inventor: CHO KYUNG HWAN
IPC: H01L21/762
Filed: 1998-09-24
Abstract: PURPOSE: A method for forming a field area of a semiconductor device is provided to minimize the attack applied to a semiconductor substrate when forming a field area comprising a poly-Si LOCOS(Local Oxidation of Silicon) and to improve the reliability according to the fabrication of a semiconductor device. CONSTITUTION: A method comprises the steps of: after forming a first pad oxide(12) and a nitride film(14) in sequence on a semiconductor substrate(10), removing the nitride film and the first pad oxide so as to form a pattern including a field area in sequence; forming a second pad oxide on the field area using O2 gas and HCl gas, after performing a polymer treatment on the field area of the semiconductor substrate; removing a polysilicon film in order for a spacer be formed on a side wall of a pattern of the field area, after forming the polysilicon film on the nitride film of the semiconductor substrate.
Patent KR-20000021324-A (KR)
Title: Structure for equipping anode terminal of lithium ion battery
Inventor: KIM DAE JUN
IPC: H01M2/30
Filed: 1998-09-28
Abstract: PURPOSE: Structure for equipping an anode terminal of a lithium ion battery is provided to discharge gas in a battery, through an insertion hole of a battery cap terminal, when internal pressure is rising. CONSTITUTION: Structure for equipping an anode terminal of a lithium ion battery comprises the steps of: forming an insertion hole of a terminal on one side of a battery cap, for covering a case in which electrode materials are built; assembling an anode terminal after inserting the anode terminal in a caliber of glass molding, manufactured through a sintering process; inserting assembly materials to the insertion hole of the battery cap terminal; and insulating the assembly materials, by fixing the assembly materials through a second sintering process. When internal pressure of the case is reached the desiring regular value, through depth of the insertion hole, width of the glass molding, and size adjustment of the anode terminal, after the internal pressure is risen, the glass molding is separated from the insertion hole of the terminal by the internal pressure, and internal gas is discharged as the glass molding is separated.
Patent KR-20000021748-A (KR)
Title: Forged steel reinforcing roll for rolling having excellent abrasion-resistance
Inventor: KIM IL BONG
IPC: B21B3/00
Filed: 1998-09-30
Abstract: PURPOSE: A reinforcing roll for rolling is provided to have excellent abrasion-resistance and tenacity-resistance. CONSTITUTION: A forged steel-reinforcing roll for rolling is composed of 0.35 to 0.80wt% of carbon, 0.25 to 0.80wt% of silicon, 0.35 to 1.5wt% of manganese, 0.2 to 1.5wt% of nickel, 4.0 to 6.0wt% of chrome, 0.5 to 1.5wt% of molybdenum, 0.05 to 0.5wt% of vanadium, under 0.1% of niobium and the rest of iron and impurities. The reinforcing roll improves tenacity and a fatigue strength by obtaining a marten site structure while hardening and by improving abrasion resistance as increasing hardening performance of a material by adding niobium and by increasing an additional amount of nickel, chrome, molybdenum, vanadium and so on.
Patent KR-20000026156-A (KR)
Title: Process for extending ripening period of pickled vegetables by adding green tea
Inventor: CHOI NAK JEONG
IPC: A23L3/00
Filed: 1998-10-19
Abstract: PURPOSE: A production process of pickled vegetables is provided which extends the ripening period by controlling a drop of pH and oxidation by adding green tea which has function to block oxidation and growth of septic microorganism. CONSTITUTION: The process comprises the steps of: cutting a Chinese cabbage, radish, etc. and soaking the main material in salt solution of 15 wt% for 2-5 hrs; dehydrating them after washing; mixing green tea of 0.1-5.0 wt.% based on the main material with ingredients such as a green onion, a garlic, a ginger, and powdered red pepper into them; and ripening the mixture.
Patent KR-20000027596-A (KR)
Title: Speaker apparatus for low voice of television
Inventor: LEE JEONG GEUN
IPC: H04N5/64
Filed: 1998-10-28
Abstract: PURPOSE: A speaker apparatus for low voice of a television is provided to maximize a low voice effect of a speaker voice, minimize a screen trembling by a vibration of a cathode ray tube, produce a low voice of a high quality, and, easily, convey a television. CONSTITUTION: A speaker apparatus for low voice of television includes a handle combination part(1) and a handle(2). The handle combination part is that a projection insertion groove(4) and a screw groove(5) are installed one side of the back direction of a television cabinet(3) and a guide rail (7) is installed on the low surface as a body. In the handle, both ends of the projection insertion groove and the guide rail are respectively fixed and divided into both sides to be combined using a screw as a body. An obstacle projection(9) and a guide projection(10) are formed on both ends as a body. A contact plate(11) having a depressed contact groove(20) is formed on a low part of the inside surface to contact a speaker. A speaker grill(15) is installed on the upper side of a resonance tube(14) which is installed on the upper side of the speaker and consisted of a large number of spacing plates(13) installed sequentially. A speaker grill(15') discharging a guttural sound is installed on the lower side of the speaker(12).
Patent KR-20000031585-A (KR)
Title: Production method of capacitor in integrated circuit
Inventor: CHAO PANG-CHING
IPC: H01L27/108
Filed: 1998-11-07
Abstract: PURPOSE: A production method of a capacitor is provided to increase a capacitance in a DRAM by using TaOxNy layer as a barrier layer. CONSTITUTION: A dielectric layer is formed on a polysilicon layer used as the lower electrode of a capacitor in a DRAM. And, tantalum oxide is used as a dielectric material while having a dielectric rate of about 20-25. Therefore, a large capacitance is obtained due to using tantalum oxide as the dielectric material in the capacitor. Moreover, a TaOxNy layer as a barrier layer is formed between the lower electrode and the tantalum oxide layer for oxygen not to reach the surface of the polysilicon layer through the tantalum oxide layer. Therefore, a silicon oxide layer is not formed. A thermal annealing process is needed in the process. Another thin TaOxNy layer is formed between the tantalum oxide layer and the polysilicon layer for the thin layer of the TaOxNy to prevent the formation of the silicon oxide layer on the tantalum oxide layer.
Patent KR-20000028529-A (KR)
Title: Disk receiving adaptor, and driving method and apparatus therefor
Inventor: SEO YONG SEON
IPC: G11B33/02
Filed: 1998-11-09
Abstract: PURPOSE: A disk receiving adaptor, and driving method and apparatus therefor is provided to effectively prevent a loss according to a departure of a disk by releasing a constraint for suitably rotating the disk when an installation to an adaptor body is completed. CONSTITUTION: A disk holder(30) safely receives and supports a disk(20), and is inserted into an adaptor body(10). A pair of elastic pressure members(34,35) are installed to the disk holder(30) and elastically supports the disk(20). First and second asperities(36,37) are formed to an end portion of elastic pressure members(34,35) as one body. First and second interference members(11,12) are installed to the adaptor body(10) and are contacted to first and second asperities(36,37) when installing the disk holder(30). Elastic locking asperities(14a,14b) are formed to both sides of the disk holder(30) for maintaining an installed state of the disk holder(30). Locking grooves(15a,15b) are formed to the adaptor body(10) and receives elastic locking asperities(14a,14b).
Patent KR-20000031882-A (KR)
Title: Device for examining durability of tire bead
Inventor: KIM KWANG TAE
IPC: G01M17/02
Filed: 1998-11-11
Abstract: PURPOSE: A device for examining durability is provided to examine the durability of a tire bead with the same condition under which a tire is operated in a field. CONSTITUTION: An examining device comprises of: a control unit of temperature to supply power to a power supply unit to heat until an established temperature by referring to a present temperature when a worker establishes the heating temperature; the power supply unit to transfer the power supplied from the control unit of temperature to a heat plate and to transfer a temperature change of a heating unit to the control unit of the temperature again; and the heating unit to rise a temperature of a ring(R) until the established temperature by heating the heat plate(1) transferred the power from the power supply unit. Thereby the durability of a tire bead is examined with the same condition which a tire is operated in a field by installing the heat plate(1) in the tire ring(R), installing a detecting switch of accident(13) in the beat unit outside the tire and installing a rotary machine of tire in a shaft of the examining device.
Patent KR-20000034310-A (KR)
Title: Device for controlling temperature of refrigerator
Inventor: KIM JONG SAM
IPC: F25D29/00
Filed: 1998-11-28
Abstract: PURPOSE: A device for controlling the temperature of a refrigerator is provided to make possible the operation of a device for controlling the temperature in a refrigerator by a simple mechanical method and to make convenient the use by improving the structure. CONSTITUTION: When a user desired to control the temperature in a freezing chamber(F), the door of a refrigerating chamber(R) is opened, and a lever(112) of a control handle(110) prepared on the lower portion of a fourfold part(800) is shifted left and right. The lever is slid on the inner face of a long hole(102) of a guide duct(100) and shifted left and right. The control handle is then shifted, and a first gear part(200) interlocked to the other side rotates. A rod member(300) combined to a rack in a pinion type is interlocked, and moves backward and forward. A second gear part rotates by the forward and backward movement of the rod member, and a flap member(500) combined to the second gear part rotates. The open angular degree of a channel(700) of the freezing chamber is varied by the left and right rotation of the flap member, and thus the supply amount of cool air is controlled without regard to the rotation of a cooling fan(30). Thereby, the temperature in the refrigerator is controlled by the varying of the supply amount of the cool air to the freezing chamber.
Patent KR-20000037997-A (KR)
Title: Method for producing zinc-nickel electric gilding solution having high nickel precipitation rati0
Inventor: JIN YEONG SUL
IPC: C25D3/56
Filed: 1998-12-03
Abstract: PURPOSE: A method is provided to obtain a zinc-nickel alloy electrically coated steel plate by properly regulating the content of nickel of a coating layer even in a condition of high voltage condense with a coating solution for improving a nickel precipitation ratio. CONSTITUTION: In a chloride coating solution, the concentration of entire metal ions is regulated to 1.0 to 2.0mol/l, the mol concentration rate of nickel ions to 0.1 to 0.2 and the concentration of chlorine ions to 7.0 to 8.5mol/l. More than one or two kinds of salt of metal or metal ions are added in a range of 0.002 to 0.lmol/l while butyl alcohol is added in a range of 0.002 to 0.05mol/l. Then pH is regulated in a range of 2.0 to 4.5, and temperature is regulated in a range of 50 to 70°C so that zinc-nickel electric coating solution having a nickel extraction ratio is produced.
Patent KR-19990062777-A (KR)
Title: 반도체 화학 센서
IPC: G01N27/22
Filed: 1998-12-03
Abstract: 가스 내에서 화학종(a chemical species)을 검출하기 위한 화학 센서는, 상기 가스 내의 상기 화학종이 흡착되는 재질로 이루어진 다공성의 유기 반도체를 포함하는 검출기 요소로 구성된다. 상기 화학 센서는 바이어스 전압과, 상기 검출기 요소 내의 공핍 영역을 생성하기 위한 전원 소스를 더 포함한다. 상기 화학종은 상기 바이어스 전압 하에서 상기 유기 반도체를 통해 상기 공핍 영역으로 스며들어, 상기 검출기 요소의 정전용량 변화를 야기한다. 광원은 상기 가스가 상기 검출기 요소로 들어가기 전에, 상기 가스를 광으로 조사한다. 상기 광은 상기 화학종의 화학적인 특성을 변화시키고, 상기 유기 반도체의 흡착 선택도를 증가시킨다. 상기 화학 센서는 상기 검출기 요소 내의 정전용량 변화에 기초하여, 상기 가스 내에서 상기 화학종의 존재 및 농도 모두를 결정할 수 있다. 상기 화학 센서는 야외 시험 응용에 적합한 휴대형 유니트로 제공될 수 있다.
Patent KR-20000040558-A (KR)
Title: Method for receiving radio broadcasting in portable phone inserting radio receiver
Inventor: CHO YONG IN
IPC: H04B1/38
Filed: 1998-12-18
Abstract: PURPOSE: A method for receiving radio broadcasting in portable phone inserting radio receiver is provided to listen a necessary news or music through a portable phone by always listening a radio broadcasting when the portable phone is not operated as a telephone function. CONSTITUTION: If a receiving function of a radio broadcasting is selected through a key input unit(305), a control unit converts a current mode into a receiving mode of the radio broadcasting(307). If a user performs a key input according to a broadcasting tuning through a key composed in the key input unit(309), the control unit tunes a broadcasting according to the key input by a control of a tuning of a radio tuner to receive the tuned radio broadcasting through a radio antenna and outputs the radio broadcasting to an earphone through an amplifying circuit(311). If a terminating call is received during a receipt of the radio broadcasting(303), and the control unit converts the receiving mode of the radio broadcasting into a telephone mode(315). If a stop key of a broadcasting receipt is inputted through the key input unit, the control unit converts the receiving mode of the radio broadcasting into the telephone mode to control an operation as a stand-by mode(333).