baber/WOPTO huggingface dataset:
Patent KR-20030057000-A (KR)
Title: Alphabet input device and method in keypad
Inventor: KIM MIN KYOUM
IPC: H04M1/23
Filed: 2001-12-28
Abstract: PURPOSE: A device for inputting alphabets on a keypad and a method therefor are provided to combine control buttons twice in turns if the first-dimensional control processing method is applied, and to combine the buttons three times in turns if the second-dimensional control processing method is applied, thereby inputting various functions. CONSTITUTION: 9 of 10 basic consonants are grouped in 9 groups, and are assigned to 9 buttons of a keypad. Each of the consonants is inputted with one typing. 2 dot-shaped vowel factors are grouped in the same group, among 4 vowel factors. The rest 2 line-shaped vowel factors are grouped into 2, and are grouped in 3 groups. 3 basic consonants that are not assigned to the 9 buttons, aspiration control and fortis control buttons are included in the 3 groups, one by one, and are grouped to be assigned to the rest 3 buttons. 3 vowel factors are selected as one typing, and another vowel factor is selected as 2 typing. Control or omitted consonants are selected as the assigned 2 typing.
Patent KR-20030059420-A (KR)
Title: 3D MEMS light collection plate, manufacturing method and display devices
Inventor: MUN SEONG UK
IPC: G02F1/13357
Filed: 2001-12-29
Abstract: PURPOSE: A three-dimensional MEMS(Micro Electro Mechanical System) light collection plate and a method for manufacturing the same, and a display device using the pumping optics are provided to reduce light loss on an optical path of light, thereby improving the efficiency and transmissivity of the light. CONSTITUTION: A plurality of feed horns(65) is formed length and breadth. A upper aperture ratio of each feed horns is different from a lower aperture ratio. Light emitted from a back light unit(10) reaches a glass substrate(50) through the plurality of feed horns of a light collection plate(20). The light bumped against a wall of the light collection plate is reflected and reached to the glass substrate via a liquid crystal plate(40), so that the light is interrupted due to areas of thin film transistors(30).
Patent KR-20010106411-A (KR)
IPC: H04M7/12
Filed: 1999-05-25
Abstract: 통신장비에서 음성신호와, 청각신호, 청각-시각신호 및, 다매체신호의 지각 품질을 측정하기 위한 방법에 있어서, 시스템(10)은 네트워크를 매개로  처리된 테스트신호를 제1장치(26)로부터 제2장치(16)로 통신시킨다.  그 다음, 처리된 테스트신호는 테스트중의 장비에 의해 수신되는데, 이 테스트신호를 더욱 처리하여 테스트신호의 표시를 복구한다.  그 다음, 복구된 테스트신호는 복구된 테스트신호를 사전에 기억된 테스트신호의 표시와 비교함으로써 지각 품질의 측정을 결정하도록 객관적으로 분석된다.  테스트중의 장비에 적절하게 부착된 품질 측정유닛(12)은 원격장치로부터 통신된 복구된 테스트신호나 테스트중의 장비에 의해 통신된 테스트신호의 품질을 식별 및 평가한다.  후자의 경우, 품질 측정유닛은 테스트중의 장비와 네트워크 모두와 통신하므로, 품질 측정유닛 자체는 테스트중의 장비에 의해 통신된 테스트신호의 표시를 수신한다.
Patent KR-20010099610-A (KR)
IPC: C12N15/09
Filed: 1999-08-02
Abstract: 리포터 유전자 활성 또는 분비 알칼린 포스파타제(SEAP)를 검출하기 위한 세포기반 분석 시스템은 C형 간염 바이러스 NS3 유전자 생성물의 프로테아제 활성에 의존한다. 이 시스템은 포유류 세포 기반 분석 시스템에서 후보 프로테아제 억제제의 활성을 분석하는데 사용된다. 분석 시스템은 알칼린 포스파타제 배양기의 발광 또는 비색의 전환을 감시하여 세포 배지 내의 분비 유전자 생성물의 양을 측정함으로써 리포터 유전자 활성을 정량할 수 있게 하는 SEAP을 이용하기 때문에 이전에 설명된 분석보다 간단하다.
Patent KR-20010079727-A (KR)
Title: Method for producing a titanium silicate with rut structure
IPC: C07D303/04
Filed: 1999-09-01
Abstract: The invention relates to a method for producing a titanium silicate with RUT structure, which consists of the following steps: (i) preparation of a mixture of at least one SiO2 source and at least one titanium source; and (ii) crystallization of the mixture prepared in (i) in a pressurized vessel with addition of at least one template compound so that a suspension is obtained. The method is characterized in that amines or ammonium salts suitable for stabilizing cages of the silicate structure [4<4>5<4>6<2>] and [4<4>5<6>6<5>8<1>] are used as template compound.
Patent KR-20010075500-A (KR)
IPC: B29C45/14
Filed: 1999-09-29
Abstract: 적어도 해리성을 갖는 기재 시트 및 기재 시트의 한 표면 상에 형성된 보호층을 포함하는 전사재로, 상기 보호층은 활성 성분으로서 100 내지 300 g/eq의 (메트)아크릴 당량, 20 내지 500의 히드록실 값 및 5000 내지 50000의 중량-평균 분자량을 갖는 중합체; 다가 이소시아네이트; 및 UV 흡수체를 포함하는 열과 활성에너지 광선 경화성 수지 조성물을 열-가교화함에 의해서 얻어지는 활성에너지 광선 경화성 수지로 이루어지고; 
     상기 UV 흡수체는 하기의 식으로 표시되는 비스벤조트리아졸-형 UV 흡수체인 것을 특징으로 하고: 
     
       화학식 1 
     
     
       
     
     상기 식에서, R은 각각 독립적으로 수소원자, 또는 1 내지 10 탄소원자를 갖는 알킬기이고, n은 각각 독립적으로 4 내지 8의 정수이고, m은 각각 독립적으로 1 내지 20의 정수인 전사재가 개시되어 있다.  투명성, 내후성, 내마모성 및 내약품성이 우수한 보호 코팅이 본 발명의 전사재를 사용함에 의하여 곡선부에 균열을 형성하지 않으면서 저 비용으로 성형품의 표면상에 형성될 수 있다.
Patent KR-20010099782-A (KR)
IPC: C23C18/42
Filed: 1999-11-05
Abstract: 본 발명은 바람직하게는 금 화합물; 도금 용액중에 금을 안정화시킬 수 있는 착화제; 및 도금 공정동안 금속 표면과 금 사이의 치환 반응으로 국부적인 에칭 또는 부식이 과도하게 일어나는 것을 억제할 수 있는 항-금 용착제를 함유하는 비전해 금 도금 조성물에 관한 것이다.   본 발명의 조성물은 촉매화 또는 금속 기판 표면과 같은 기판 표면상에 금을 도금하는데 유용하다.
Patent KR-20010081081-A (KR)
IPC: H01L27/092
Filed: 1999-12-01
Abstract: 반도체 기판(S)에 배치된 적어도 하나의 CMOS-소자는 회로의 한 부분이다.  상기 반도체 기판(S) 상에 CMOS-소자를 커버링하는 절연층(1,2)이 배치된다.  절연층(1,2) 상에 나노 전자 소자가 배치된다. 적어도 하나의 도전 구조물이 절연층(1,2) 내에 배치되고, CMOS-소자와 나노 전자 소자를 접속시키는 데 사용된다.  다수의 나노 전자 소자가 제공된다면, 상기 소자는 바람직하게 나노-회로 블록(N)으로 그룹화되고, 나노-회로 블록(N)은 각각 그 라인(B)의 RC-시간이 1ns 보다 크지 않을 정도로 작게 형성된다.
Patent KR-20010104334-A (KR)
Title: Broadband amplification with high linearity and low power consumption
IPC: H03F1/32
Filed: 2000-01-27
Abstract: Apparatus and methods of broadband amplification with high linearity and low power consumption are described. An apparatus configured to amplify a signal includes an input transistor and an output transistor coupled together in a cascode configuration with the input transistor defining an input of the amplifier and the output transistor defining an output of the amplifier. A feedback network is coupled between the input and the output and is characterized by an impedance of substantially zero resistance and non-zero reactance. A method of amplifying a signal is also described. An input signal is received at an input; the input signal is amplified to provide an output signal at an output; and the output signal is sampled at the input through a feedback network characterized by an impedance of substantially zero resistance and ion-zero reactance. A method of making an apparatus configured to amplify a signal is also described.
Patent KR-20010110704-A (KR)
IPC: H01L33/36
Filed: 2001-01-11
Abstract: 본 발명은 발광 사이리스터와 동등한 기능을 다른 소자로 실현하여 발광 소자 매트릭스 어레이의 비용을 저감한다. 트랜지스터와 발광 다이오드로 이루어지는 복수의 조합 소자를 직선형으로 배열하여 매트릭스를 짠다. 복수의 조합 소자를 n개씩의 그룹으로 나누어, 각 그룹의 트랜지스터의 베이스를 각각 베이스 선택선에 접속하고, 각 그룹의 발광 다이오드의 애노드를 각 그룹에 공통의 애노드 단자에 각각 접속하고 있다.
Patent KR-20010108494-A (KR)
IPC: B23K3/053
Filed: 2000-01-07
Abstract: 납땜인두나 플라스틱 용착기, 다리미, 헤어아이론 등, 피가공물을 보면서 사용하는 열인두에 관한 것으로, 특히 스위치를 넣고 수초로 사용할 수 있는 것을 제공한다. 
     열인두를 히터선(3)으로서의 철크롬 합금 등으로 이루어지는 금속판을, 형태를 유지할 수 있는 한에 있어서 얇게 하고, 전기절연체(2)를 열전도율이 상기 히터선(3)의 10배 가까이 높은 질화알루미늄 등의 박판으로 형성하고, 또한 그 전기절연체(2)의 2배 이상 열전도율이 높고 또한 열용량이 큰 구리 등을 인두끝 축열부 (1)로 하며, 그들을 단열지지구로 압압하거나 하여 밀착시켜서 구성하였다. 
     또 그 제어방법으로서, 스위치(4, 7)를 1회 조작할 때마다 설정된 단시간, 설정된 대전력을 히터선(3)에 공급하고, 열인두 축열부(1)의 온도를 급속히 상승시킴으로써 스위치(4, 7)의 간단한 회수의 조작으로 구하는 온도가 얻어지도록 하였다.
Patent KR-20010113836-A (KR)
IPC: H02K5/22
Filed: 2001-03-14
Abstract: 본 발명은 전자기적 간섭제거를 위한 콘덴서(12)를 구비하고 있으며, 콘덴서(12)와 전기적으로 접촉되어 있는 접점 소자(48)가 제공되어 있는, 특히 전기 모터의, 절연부가 구비된 전기 리드선(14)을 위한 변형 제거 부재에 관한 것으로, 적어도 한 리드선(14)의 콘택팅(전기적 접촉)는 접점 소자(48)가 리드선(14)의 절연부를 관통게 함에 의해 행해진다. 변형 제거 부재(10)는 고정 클립(26)을 가지고 있고 이것에 의해 콘덴서(12)는 변형 제거 부재(10) 내에 고정되어 있는 한편 맨드릴(48)는 변형 제거 부재(10) 내로 도입되어 있다. 또한 변형 제거 부재(10)가 리드선(14) 및 접지부에 위치하는 부재(16)와 클립 접촉에 의해 연결될 수 있도록, 변형 제거 부재(10)는 리드선(14)과의 결합을 위해 연결 클립(22) 및 대 질량부에 위치하는 전기 모터의 부재(16)와의 연결을 위해 장착 클립(24)을 갖고 있다. 이런 구조에 의해 변형 제거를 위한 부재와 간섭제거 콘덴서의 조립이 간단화 될 수 있다.
Patent KR-20020026442-A (KR)
IPC: H04L1/00
Filed: 2001-03-20
Abstract: 하나의 제 1 지국 및 복수의 제 2 지국을 포함하는 라디오 통신 시스템은, 정보를 제 2 지국으로부터 제 1 지국으로 송신하기 위한 통신 채널을 구비한다. 제 2 지국은 복수의 상이한 비율로 자신의 출력 송신 전력을 조정할 수 있고, 제 1 지국은, 복수의 비율 중 어떤 것을 사용해야 하는지를 제 2 지국에게 지시할 수 있다. 제 1 지국은, 제 2 지국으로부터 수신된 신호 특성, 예를 들어 평균 신호 대 잡음비의 측정에 의해 제 2 지국이 사용하기 위한 최적의 비율을 결정하고, 이에 따라 제 2 지국에게 지시한다. 예를 들어 수신된 신호의 추가 특징 또는 제 2 지국의 속도에 대한 정보와 같은 다른 표시는 최적의 비율을 결정하거나 증명하는데 사용될 수 있다.
Patent KR-20030060282-A (KR)
Inventor: CHO BEOM SEOK
IPC: H01L21/77
Filed: 2002-01-08
Abstract: PURPOSE: A TFT substrate and a fabricating method thereof are provided to prevent the oxidation and enhance the adhesive strength by diffusing Zn element to form a ZnO layer using Ag. CONSTITUTION: A gate wiring(22,24,26) including a gate line(22) and a gate electrode(26) is formed on an insulating substrate(10). A gate insulating layer(30) is formed on the gate wiring. A semiconductor pattern is formed on the gate insulating layer. A data wiring is formed on the semiconductor pattern. The data wiring(65,66,68) includes a source electrode(65), a drain electrode(66), and a data line. A protective layer(70) has the first contact hole to expose the drain electrode. A pixel electrode(82) is formed on an upper portion of the protective layer. The pixel electrode is connected to the drain electrode through the first contact hole. One of the gate wiring and the data wiring is formed with Ag alloy.
Patent KR-20020027416-A (KR)
Inventor: CHO SUNG HO
IPC: G06F3/14
Filed: 2002-02-23
Abstract: PURPOSE: A multimedia system for advertisement is advertisementovided to increase the population of computer user by connecting multimedia such as a TV to a computer and to improve the effect of advertisement. CONSTITUTION: The system uses a large digital TV. If a user clicks a touch screen, corresponding contents are displayed on the digital TV. The touch screen is used as a remote control, and the digital TV is used as a TV program. The digital TV is connect able to such multimedia as a general TV, a PC(Personal Computer), a DVM(Digital Versatile Disk), and a video. When a major sports game is ongoing and a quick announcement is offered, the system is used as a TV. Otherwise, an advertisement video tape or DVM is played back.
Patent KR-20020071752-A (KR)
Inventor: KOBAYASHI SHUICHI
IPC: G02B5/18
Filed: 2002-03-06
Abstract: PURPOSE: To provide a compact and simply composed diffractive optical element of which the diffraction efficiency is excellent in a broad band of a visible light region or the like, an optical element having the diffraction optical element, an optical system, a photographing device, and an observation device. CONSTITUTION: The diffraction optical element is composed of an optically transparent optical material in which a first region, a second region, and a third region which have a relievo pattern are tightly or closely arranged. The diffraction optical element is characterized in that the absolute values of height of the relievo pattern in at least two of the three regions are equal and the directions of the relievo pattern are reverse.
Patent KR-20020073254-A (KR)
Inventor: KUNITAKE TOSHIO
IPC: H01J29/86
Filed: 2002-03-06
Abstract: PURPOSE: To provide a funnel for a cathode-ray tube reducible in weight without impairing mechanical strength or lowering moldability. CONSTITUTION: Wall thickness on a major axis L is set to the same value as before to prevent mechanical strength from being impaired. Furthermore, the wall thickness of a region from a major axis L to a diagonal axis D is made almost the same in molding the funnel with the wall thickness difference of 0.3 mm or less between the wall thickness on the major axis L and that on the diagonal axis, and a uniform wall thickness area of almost the same wall thickness in molding the funnel with the wall thickness difference of 0.3 mm or less from the wall thickness on a minor axis S is formed over the range of the minor axis S from 90°-(d+α)°. The weight can thereby be reduced.
Patent KR-20030072753-A (KR)
Title: Engine pre heating controlling device of fuel cell type vehicle and method thereof
Inventor: KIM YEONG ROK
IPC: F01P7/12
Filed: 2002-03-06
Abstract: PURPOSE: A device and a method for controlling the pre-heating of an engine of a fuel/cell vehicle are provided to improve the performance of an engine in winter by protecting a fuel/cell stack and to obtain a part commonizing effect. CONSTITUTION: A device for controlling the pre-heating of an engine of a fuel/cell vehicle comprises a heating coil(210), a battery(220), a key switch(230), and an ECU(Electronic Control Unit,240). The heating coil is a hot wire coil mounted in a diaphragm(200), and the heating coil heats the air flowing into a fuel/cell. The battery generates power for starting and supplies power for the heating coil with response to the input of a drive control signal supplied from the ECU. The key switch controls the starting of the engine depending on the switching state.
Patent KR-20030073035-A (KR)
Title: Variable current generation circuit
Inventor: JUN SI BEOM
IPC: G05F3/24
Filed: 2002-03-08
Abstract: PURPOSE: A circuit for generating variable current is provided to control a gain according to a control signal and reduce manufacturing costs by using MOS transistors. CONSTITUTION: A circuit for generating variable current includes the first MOS transistor(100), the second MOS transistor(200), and the third MOS transistor(300). The first MOS transistor(100) has a drain and a gate for receiving a supply voltage and a source connected to a drain of the second MOS transistor(200) and a gate of the third MOS transistor(300). The second MOS transistor(200) has a drain connected to the source of the first MOS transistor(100), a gate for receiving a control signal, and a source connected to a ground portion. The third MOS transistor(300) has a source for receiving the supply voltage, the gate connected to the source of the third MOS transistor(100), and a drain for outputting an out-signal.
Patent KR-20030073210-A (KR)
Title: Semiconductor laser diode and method for manufacturing the same
Inventor: HWANG SEONG MIN
IPC: H01S5/30
Filed: 2002-03-09
Abstract: PURPOSE: A semiconductor laser diode and a manufacturing method thereof are provided to prevent the step coverage of a ridge by smoothing a surface where an electrode is to be formed. CONSTITUTION: A device layer(32) of a layered laser diode including an active layer(31) and an etching limiting layer(33) are sequentially formed on an upper portion of a p-GaAs substrate(30). At least one ridge is formed on an upper portion of the etching limiting layer(33). A p-GaAs layer(38) is formed on a side of the ridge and the upper portion of the etching limiting layer(33). An n- metal layer is deposited on upper portions of the p-GaAs layer(38) and the ridge and a p- metal layer(37) is deposited on a lower portion of the p-GaAs substrate(30).
Patent KR-20030073570-A (KR)
Title: Apparatus for controlling an output data of a image display device
Inventor: BAE YEONG MIN
IPC: G09G3/36
Filed: 2002-03-12
Abstract: PURPOSE: An apparatus for controlling output data of an image display device is provided to display normally received signals by performing a frame rate conversion function without using an additional memory. CONSTITUTION: An apparatus for controlling output data of an image display device includes a display controller(204), a clock generator(202), an analog-digital converter(208), a data converter(212), a data scaler(216), and a timing controller(218). The display controller(204) is used for receiving a vertical and a horizontal synchronous signal and outputting an input mode signal. The clock generator(202) is used for receiving the horizontal synchronous signal and generating a clock signal. The analog-digital converter(208) is used for converting analog RGB data to digital RGB data. The data converter(212) is used for calculating a vertical scale factor to output the digital RGB data to the image display device. The data scaler(216) is used for scaling horizontally or vertically the digital RGB data. The timing controller(218) is used for controlling the output signals of the data scaler(216).
Patent KR-20030075733-A (KR)
Title: 6 Degree of Freedom Mechanical Small Cart
Inventor: JUN YONG MIN
IPC: B25J17/00
Filed: 2002-03-20
Abstract: PURPOSE: A mechanical 6-DoF(Degree of Freedom)-small cart is provided to exactly situate an object to a position of three-dimensional space, to simply transfer the object to a position desired, and enable control of the height at the installation position. CONSTITUTION: A mechanical 6-DoF(Degree of Freedom)-small cart comprises a right and left transferring device(1) transferring a lower plate(12) on body(5) right and left; a forward and backward transferring device(2) transferring an intermediate plate(23) forward and backward; a vertically transferring device(3) guiding vertical transfer of a table; and a table-turning device turning the table by gearing. In the right and left transferring device, a right and left transferring shaft(10) horizontally installed to the body transfers the lower plate right and left, passing through a right and left transferring nut protruded on the lower plate, and LM guides are connected to guide rails(13). In the forward and backward transferring device, a forward and backward transferring shaft(21), installed to the lower plate, crossed with the right and left transferring device, transfers the intermediate plate forward and backward, passing through a forward and backward transferring nut connected to the intermediate plate, and the LM guide fixed to the lower side of the intermediate plate is connected to the guide rails. The vertically transferring device rotates a vertically transferring screw installed to the intermediate plate, connected with a vertically transferring shaft forming a rack gear, and connects the vertically transferring screw to a guide shaft with a connecting unit.
Patent KR-20020031370-A (KR)
Inventor: JEON KYUNG HO
IPC: B60C7/10
Filed: 2002-04-04
Abstract: PURPOSE: A vehicle tire using a magnet is provided to eliminate inconvenience in manipulation by excluding the need of air injection, to prevent an accident due to puncture of a tire, and to apply a tire to satellite expedition equipment. CONSTITUTION: Inner and outer rubber magnet layers(20,20A) are integrally formed on the inner and outer faces of a tire(1). In the symmetric state, the polarities of the symmetric faces are the same. Thus, a repulsive force is generated. Outward rebounding force is applied to the outer rubber magnet layer, the shape of the tire is maintained and the load applied to the tire is supported.
Patent KR-20020081670-A (KR)
Inventor: SANNAJUST LEONARD
IPC: B67B7/04
Filed: 2002-04-18
Abstract: PURPOSE: A corkscrew for waiters is provided to pull out a cork in a perpendicular direction with less resistance. CONSTITUTION: A corkscrew for waiters is composed of a neck stand(4) including a rear face extension unit(L) passing through bearing notches(9) arranged in parallel and having a length of between 0.4 and 0.6 times of a distance(S) between a hinge pin(3) of the neck stand and notch faces(9a,9b) put on the rim of a container. The rear face extension unit, of which an end supports a neck(11) of the container, is tightly held by operators with forming the notch face at 75 to 85 degrees against a web(4a) of the neck stand to make the end of each notch support the rim of the container.
Patent KR-20020035544-A (KR)
Inventor: PARK SEUNG BUM
IPC: C04B28/02
Filed: 2002-04-19
Abstract: PURPOSE: Provided are water permeable blocks using melt slag as an aggregate, waste glass as a binder, and polymer dispersant for adhesion between melt slag and glass. The resultant blocks with a good appearance are excellent in compression strength, tensile strength and durability. CONSTITUTION: Water permeable blocks comprise the components of: melt slag, being generated from sewage sludge, as an aggregate with 2.55 gravity, 2.5-5.0mm size and 1200-1300deg.C melting point; waste glass as a binder with 2.25 gravity, less than 0.12mm size and 70-75% SiO2, wherein the amount of waste glass is 30-60% in a weight ratio of melt slag; adhesives containing 100% of water, 15-30% of bentonite and 5-15% of cement, and polymer dispersant such as styrene-butadiene rubber(SBR) latex or ethylene vinyl acetate(EVA) latex for good adhesion.
Patent KR-20030083075-A (KR)
Title: Low power tft lcd source driver
Inventor: CHA YU JIN
IPC: G09G3/36
Filed: 2002-04-19
Abstract: PURPOSE: An apparatus for driving a low-power TFT(Thin Film Transistor) LCD(Liquid Crystal Display) source is provided to reduce the power consumption by analyzing input data to vary driving power of a driving circuit according to the load of an LCD panel. CONSTITUTION: A voltage divider(410) includes a plurality of loads serially connected between a VDD and a VSS and generates a voltage in multiple steps. A driver(420) includes a plurality of amplifiers, receives the multiple step voltage from the voltage divider(410) and a power control signal, and outputs plural signals by the multiple step voltage according to the power control signal. A decoder block(430) includes a plurality of decoders, receives plural digital data from an outside, and selects one of the multiple step voltage outputted from the driver(420) and the VSS to output the selected one. A data analyzing unit(440) receives the plural digital data having plural bits from the outside. When the number of digital data having any data value in the plural digital data is more than the half of the whole digital data number, the data analyzing unit(440) outputs the power control signal to the driver(420).
Patent KR-20030083211-A (KR)
Title: Optical receiver for receiving burst-mode signal
Inventor: DO HUI CHAN
IPC: H04B10/69
Filed: 2002-04-19
Abstract: PURPOSE: A burst mode optical receiver is provided to generate packets and a reset signal in a packet section, and to detect the lowest value of a signal, thereby reducing component size and exactly deciding information on a substantial voltage level. CONSTITUTION: A preamplifier(101) comprises as follows. A TIA(Trans-Impedance Amplifier)(4) determines a gain and a bandwidth. A bottom level detection unit(5) detects a bottom level of an output from the TIA(4). An AGC(Automatic Gain Control) unit(6) inputs the detected bottom level, generates an AGC signal, and automatically controls the gain. A power level detection unit(7) detects size of an output signal from the TIA(4). The TIA(4) converts a current signal outputted from an optical detector(110) into a voltage signal, and supplies the voltage signal to the bottom level detection unit(5).
Patent KR-20030084025-A (KR)
Title: A Coil Separator with a Cut-off Elastic Part
Inventor: KANG MUN GIL
IPC: H01J29/76
Filed: 2002-04-24
Abstract: PURPOSE: A coil separator is provided to prevent a mis-convergence by permitting the coil mounted in the coil separator to elastically contact the rib. CONSTITUTION: A coil separator(1) comprises a rib mounted on the inner surface of the coil separator along the axis of the coil separator, wherein the rib sets the mounting position of the coil mounted in the coil separator; and an elastic support unit mounted on a curved portion(11) of the coil separator, and which permits the coil mounted in the coil separator to tightly contact the rib. The elastic support unit includes a cut portion(21) formed by cutting out a certain part of the curved portion; and a fixing portion for fixing the cut portion to the curved portion.
Patent KR-20020083490-A (KR)
Inventor: FUJINO ATSUYA
IPC: B66B3/02
Filed: 2002-04-26
Abstract: PURPOSE: To reduce the number of wiring inside of a car. CONSTITUTION: A terminal is provided for radio-communicating at a relatively near distance with an operation panel by relaying the operation panel arranged inside the car of an elevator and a control device of the elevator. Thus, since the terminal radio-communicates with the operation panel, the number of wiring inside of the car is reduced. Since the terminal communicates with the operation panel at a relatively near distance, certainty or reliability of communication is improved.