baber/WOPTO huggingface dataset:
Patent KR-20000007356-A (KR)
Title: Cathode ray tube
Inventor: LEE SANG HOON
IPC: H01J29/88
Filed: 1998-07-02
Abstract: PURPOSE: The cathode ray tube(CRT) improves the effect of blocking a harmful electromagnetic wave. CONSTITUTION: The cathode ray tube includes; a panel(20) having a screen plane; a funnel(30) including a cone part(32) and a neck part(31) and being confronted with the panel; an electron gun inserted to the neck part of the funnel; an outer conductive film(40) including a first conductive film part(41) coated continuously partially on the outer circumference of the cone part and the neck part of the funnel and a second conductive film part which is coated on the outer circumference of the funnel, being connected with the first conductive film part electrically; a deflection yoke(50) which has a vertical deflection coil, being installed on the cone part of the funnel. The cathode ray tube increases the resistance of a transparent conductive film coated on the screen plane by absorbing and blocking the electromagnetic wave, which is generated from the deflection yoke coil, with the first conductive film part.
Patent KR-20000008023-A (KR)
Title: Method for forming dual gate oxide
Inventor: CHO WON JU
IPC: H01L21/316
Filed: 1998-07-09
Abstract: PURPOSE: A formation method of dual gate oxide is provided to prevent a degradation of isolating property and improve a reliability by forming a nitride oxide between the gate oxide and a substrate and preventing a diffusion of oxidants. CONSTITUTION: The forming method of dual gate oxide having different thickness on a same substrate comprises the steps of forming a first gate oxide(22) on a semiconductor substrate(21); forming a nitride oxide(23) between the first gate oxide(22) and the semiconductor substrate(21); partially exposing the semiconductor substrate(21) by selectively removing the first gate oxide and the nitride oxide; and forming a second gate oxide(25) having different thickness compared to the first gate oxide(22) on the exposed semiconductor substrate(21). Using the nitride oxide(23) formed between the first gate oxide(22) and the substrate(21), the diffusion of oxidants of the first gate oxide is effectively prevented.
Patent KR-20000009881-A (KR)
Title: Lcd module
Inventor: NA IL GU
IPC: G02F1/133
Filed: 1998-07-29
Abstract: PURPOSE: An LCD module is provided to increase bonding force of conductive wire on electrically connecting source printed circuit board and control board. CONSTITUTION: The LCD module comprises; an LCD(Liquid crystal display) panel(34) for displaying an image data; a printed circuit board(36) spaced apart by a predetermined distance from one sided edge of a thin film transistor(TFT) substrate(32) of the LCD panel and connected by a tape carrier package(38) to the TFT substrate; and a control board(40) spaced apart by a predetermined distance from one sided edge of the printed circuit board and connected by a conductive wire(42) to the printed circuit board. Both ends of the conductive wire are connected to the printed circuit board and the control board, respectively in an inserting manner. Thereby, the present invention enhances the product reliability.
Patent KR-20000013114-A (KR)
Title: Cmp equipment for fabricating semiconductor device
Inventor: PARK CHEOL GYU
IPC: H01L21/304
Filed: 1998-08-04
Abstract: PURPOSE: A chemical mechanical polishing(CMP) equipment for fabricating a semiconductor device is provided to increase yield of a wafer by installing a wafer fixer. CONSTITUTION: The equipment comprises a head for vacuum absorption of a wafer on a top of a revolving pad, a head up-and-down section for contacting the wafer with the pad, a head circulator for rubbing the wafer against the pad by circulating the head, and a wafer fixer installed in the head to adhesively fix to the pad by pressing the wafer. The head comprises a membrane, a punch plate, a carrier, a division plate, a wafer absorber, and a wafer compressor. The wafer fixer comprises a fix block, a bellows tube, a compressing plate, a bellow shaft, and an elastic member.
Patent KR-19990036588-A (KR)
Title: 전자렌지
IPC: H05B6/74
Filed: 1998-08-05
Abstract: 본 발명은 전자렌지에 관한 것으로서, 회전망(9)의 정지상태에서 조리실(2)내에 마이크로파가 조사된 후, 회전망(9)이 180°회전하고, 회전망(9)의 정지상태에서 조리실(2)내에 마이크로파가 조사되며, 이 때문에 회전망(9)의 마이크로파 집중부분(중앙부)에 조리물을 놓아도, 조리물의 특정부분이 여진구(勵振口)(8)에 상시 대향하지 않기 때문에 조리물이 골고루 효율적으로 가열되며, 또 회전망(9)의 그물눈 형상이 점대칭으로 이루어졌기 때문에 회전망이 180°회전해도 그물눈 형상이 실질적으로 변하지 않고, 조리실 내의 마이크로파 분포가 일정하게 유지되며, 이 때문에 그물눈 형상의 영향으로 조리물에 고르지 못한 가열이 생기는 것이 방지되어 조리물이 골고루 효율적으로 가열되는 것을 특징으로 한다.
Patent KR-19990029308-A (KR)
Title: 라인에서 불량으로 판별된 웨이퍼를 새 것처럼 사용할 수 있도록 복원하기 위한 공정
IPC: H01L21/302
Filed: 1998-08-14
Abstract: 본 발명의 공정은 결함이 있거나 불합격 처리된 반도체 웨이퍼를 결함이 없는 형태(defect-free form)로 복원하는데 사용할 수 있으며, 에칭제 및 변형된 스마트-컷(등록상표) 공정을 사용한다.  스마트-컷(등록상표) 공정의 변형 공정을 사용하기 때문에, 반도체 웨이퍼의 사양에 현저하게 영향을 미치는 일이 없이 확산 영역이 제거된다.  그러므로, 결함이 있거나 불합격 처리된 웨이퍼가 반도체 제조에서 사용하기 위한 거의 원래의 상태로 복원될 수 있다.
Patent KR-20000014514-A (KR)
Title: Circuit for generating a liquid crystal driving voltage
Inventor: CHOE JAE JIN
IPC: G09G3/36
Filed: 1998-08-21
Abstract: PURPOSE: A circuit for generating a liquid crystal driving voltage is provided, which embodies an improved picture quality. CONSTITUTION: The circuit for generating a liquid crystal driving voltage comprises: a timing controller (100) for generating a pre-vertical start signal before a liquid crystal driving voltage is provided to a load and generating a various control signal including a vertical start signal for controlling a liquid driving circuit; and a DC-DC converter (200) for being synchronized to the pre-vertical start signal inputted from the timing controller (100), amplifying the level of the liquid crystal driving voltage to output, and being synchronized to the vertical start signal to output a liquid driving voltage with a normal level, wherein the period of the pre-vertical start signal is identical to that of the vertical start signal. Thereby, it is possible to obtain the improvement of the picture quality.
Patent KR-20000014701-A (KR)
Title: Liquid crystal display having high opening rate and transmitting rate and fabricating method of the same
Inventor: LEE SEUNG HUI
IPC: G02F1/1368
Filed: 1998-08-24
Abstract: PURPOSE: A liquid crystal display having high opening rate and high transmitting rate is provided to prevent loss of a gate bus line by blocking influence upon the line during formation of a pattern for forming a counter electrode. CONSTITUTION: The display comprises a bus line and a common electrode line disposed on a surface of a glass substrate, a gate insulating layer covering a top of the glass substrate where the gate bus line and the common electrode line are formed, a thin film transistor formed on a predetermined portion of the gate bus line, a counter electrode connected to the common electrode line and disposed on a predetermined portion of the top, a protection layer covering the transistor and the counter electrode, and a pixel electrode contacted with a predetermined portion of the transistor and formed on the protection layer to be overlapped with the counter electrode.
Patent KR-20000015295-A (KR)
Title: Communication duplication apparatus between processors of an exchange system
Inventor: KIM TAE-HYUN
IPC: G06F15/163
Filed: 1998-08-28
Abstract: PURPOSE: A communication duplication apparatus is provided to minimize a message loss caused at a path switch. CONSTITUTION: The communication duplicated apparatus comprises: an operation path control part(211a) which records specific register values to a duplication variable at requiring a path switch; a standby path control part(211b) which sequentially polls the duplication variable, substitutes the specific register values for an internal register, and accesses a corresponding area of a receiving buffer on the basis of the values to perform a message process; and operation path and standby path receiving buffers(213a, 213b) which are connected to the operation path control part and the standby path control part, respectively, are connected by a duplication channel to each other to record the message to the a self buffer and to a partner buffer at receiving the message.
Patent KR-20000019229-A (KR)
Title: Circuit for generating clock for semiconductor device
Inventor: BAE YONG CHEOL
IPC: G11C11/4076
Filed: 1998-09-09
Abstract: PURPOSE: A circuit for generating a clock for a semiconductor device is provided to reduce a power consumption. CONSTITUTION: A circuit for generating a clock for a semiconductor device includes a clock buffer (100), a divider(200), a first through third delays(300,400,600), a switch signal generator(500), an output driver(800) and a switch circuit(700). The circuit for generating clock generates an internal clock synchronized with an external clock having a predetermined pulse width. The clock buffer receives the external clock. The divider divides the external clock output from the clock buffer. The first delay delays a divided signal divided by the divider. The second delay receives the divided signal divided delayed by the first delay and generates a first group of delay signals, each having a predetermined delay time on the divided signals. The switch signal generator receives the first group of delay signals and generates a plurality of switch signals varied by a time period of the divided signal in response to the divided signal. The third delay receives the external clock output from the clock buffer and generates a second group of switch signals, each having a predetermined delay time on the external clock. The output driver generates an internal clock. The switch circuit transfers a delay signal to the output driver. The delay signal has a phase same as the external clock among the external clock delayed by the clock buffer and the second group of delay signals output from the third delay in response to the switch signals.
Patent KR-19990029766-A (KR)
Title: 반도체장치 및 그 제조방법
IPC: H01L23/528
Filed: 1998-09-14
Abstract: 반도체집적회로장치 및 그 제조방법에 관한 것으로서, 매립전극의 박리를 방지한 신뢰성이 높은 고속 또는 다기능의 반도체장치를 제공하기 위해서, 1주면을 갖는 반도체기판, 이 반도체기판의 1주면의 상부에 절연막을 거쳐서 적층된 여러개의 전기배선 및 이 적층된 여러개의 전기배선중 층이 다른 원하는 전기배선을 전기적으로 접속하는 콘택트홀을 구비한 반도체장치에 있어서, 콘택트홀에 의해 접속되는 전기배선중 반도체기판에 가까운 측의 기판측 전기배선에는 알루미늄원자가 포함되어 있고, 기판측 전기배선의 최소폭R은 0.25㎛이하이고, 콘택트홀내에는 텅스텐원자를 포함하는 도전성재가 존재하고 있고, 콘택트홀의 깊이A와 기판측 전기배선의 최소폭R과 기판측 전기배선의 막두께B가 다음식으로 나타내어진다. 
     (0.605/R) 0.5 ＜ A ＜ 2.78 - 1.02B + 0.172B 2   
     이것에 의해, 콘택트홀 깊이와 하층배선 두께의 치수를 최적화하는 것에 의해, 콘택트홀 깊이가 깊은 경우에 있어서도 매립전극(9)의 응력을 저감시키고 막의 박리를 방지할 수 있으므로, 고속 또는 다기능의 반도체장치를 제공할 수 있다는 효과가 얻어진다.
Patent KR-20000021440-A (KR)
Title: Solid superacid of oxysulfate system
Inventor: MUN SANG JIN
IPC: C01G25/06
Filed: 1998-09-29
Abstract: PURPOSE: A solid super acid is provided to be used in an acid chemical reaction and an acid catalytic reaction. CONSTITUTION: A method for manufacturing of a solid super acid of an oxysulfate system has fixed crystal structure, by which two or three sulfuric are connected with a metal ion of a 5B group of a periodic table, and comprises the steps of: adding ammonia water to distilled water, in which a metal precursor is solved, adding to be an extent of 9-26 weight percent of solution, and producing by plasticizing to 200-700°C, after repeating a drying process, a washing process, and a stirring process.
Patent KR-20000021970-A (KR)
Title: Varying method of defrosting period in refrigerator
Inventor: PARK HYEONG NAM
IPC: F25D21/00
Filed: 1998-09-30
Abstract: PURPOSE: A varying method of a defrosting period in a refrigerator is provided to efficiently correspond to the real load of the refrigerator by resetting the defrosting period with corresponding to the slant degree of defrosting in the refrigerator. CONSTITUTION: If it is judged that a defrosting mode passes after judging whether the defrosting mode of the refrigerator passes, it is judged whether the refrigerator is in the condition of dashing to defrost. If the condition of dashing to defrost, a defrosting heater is operated, and then the slant of defrosting is calculated by averaging a differential value to the amount of temperature change of a defrosting sensor. Next, it is judged whether the temperature sensed by the defrosting sensor is over a certain temperature, and the next defrosting period and return temperature are reset based on the slant of defrosting if the temperature sensed by the defrosting sensor is over a certain temperature. Lastly, defrosting is completed when the return temperature reaches.
Patent KR-20000025422-A (KR)
Title: Picture communication apparatus of communication terminal and method thereof
Inventor: RYU JUNG HUN
IPC: H04M11/00
Filed: 1998-10-12
Abstract: PURPOSE: A method for sending a picture is provided to send and store various photographs and documents by an image file in a communication terminal having a picture sending function. CONSTITUTION: A method for sending a picture of a communication terminal having an image file storing part comprises the steps of: displaying a picture transfer mode setting demand at an arrival of a signal(315); setting a picture transfer mode so as to send an image present taken by a camera when an image transfer key of a camera is pushed(319); setting the picture transfer mode so as to send an image file stored in the image file storing part when a memory image transfer key is pushed(333); and connecting a signal at the mode setting to send an image according to the set picture transfer mode(321,323).
Patent KR-20000026340-A (KR)
Title: Method for compressing blank image data in ink jet printer
Inventor: KANG JEONG SEON
IPC: B41J2/00
Filed: 1998-10-20
Abstract: PURPOSE: A method for compressing a blank image data in an ink jet printer is provided to reduce a memory access time and to increase data transmitting efficiency from a host by reducing a whole image data. CONSTITUTION: A method forms a bit processing an image data of which a control word is '0 by 0000' or '0 by FFFF' value. Bit 12 to bit 0 control each 13 half-word and A bit 13 indicates that a final bit is repeated or the half word data is zero, as a mode bit. Therefore, the method reduces time for transmitting the data and accessing the memory by adding the processing function for a blank data to reduce whole image data amount.
Patent KR-20000026951-A (KR)
Title: Counter renewal system of channel equalizer using least means square algorithm
Inventor: BAEK SEUNG KWON
IPC: H04N7/015
Filed: 1998-10-24
Abstract: PURPOSE: A counter renewal system of a channel equalizer using a least means square algorithm is provided to reduce power consumption and a volume of the channel equalizer. CONSTITUTION: A counter renewal system of a channel equalizer using a least means square algorithm includes a multiplexer(100) for outputting an input signal of the channel equalizer and one of a 2's complements of the input signal. A calculator(200) calculates the number of shifts for controlling a shift calculation according to an absolute value of an error signal. A shifting part(300) calculates shift according to the number of shift calculated by the calculator(200) and the signal output from the multiplexer(100). An adder(400) renews a factor by adding a signal output from a shifting part(300) and a previous factor. A retarder(500) provided the formal factor when renewing a next factor after retarding the renewed factors for a predetermined time.
Patent KR-20000028172-A (KR)
Title: Method for controlling audio levels when watching channel for adults on tv
Inventor: KIM KWANG CHEOL
IPC: H04N5/60
Filed: 1998-10-30
Abstract: PURPOSE: A method for controlling audio levels when watching channel for adults on TV is provided to lower audio level in detecting signal of channel for adults. CONSTITUTION: A method for controlling audio levels when watching channel for adults on TV capable of receiving VPS/PDC(Video Programming System/Program Delivery Control) data, inserted into a predetermined horizontal line section within a vertical blanking eliminating period of a broadcasting signal, comprises the steps of: reading the VPS/PDC data of the broadcasting signal received as a currently tuned channel, when TV power is on or a channel performs an up/down function; deciding whether a broadcasting code for adults only exists among the VPS/PDC data; and maintaining a regular level by turning down audio volume outputted from TV, when the broadcasting code is detected.
Patent KR-20000032307-A (KR)
Title: Direct view type image displayer having tma module
Inventor: YANG JIN SE
IPC: G02F1/015
Filed: 1998-11-13
Abstract: PURPOSE: A direct view type image displayer having TMA(thin-film micro mirror array-actuated) module is provided to enhance drive speed and information quantity displayed on a screen, and to remove the blue light generated due to dye added to liquid crystal so as to absorb light under OFF voltage condition. CONSTITUTION: A direct view type image displayer having TMA module(104) comprises a TMA module and a black stripe array(102a). The TMA module consists of plural mirror pixels(104a,104b,104c,...) for reflecting outside light. Respective mirror pixel is deformed to the deformation size corresponding to the strength of corresponding single pixel among plural pixels displayed on a screen. The black stripe array is arranged to be separated from the TMA module and modulates the strength of the light reflected on the respective mirror pixels.
Patent KR-20000033499-A (KR)
Title: Method for channel access with network for gsm
Inventor: KANG YUN SEOB
IPC: H04B7/26
Filed: 1998-11-24
Abstract: PURPOSE: A method for channel access with network for GSM(Global System for Mobile communication) having a rapid channel access time is provided by achieving synchronization without proceeding additional channel search. CONSTITUTION: Power is supplied to a terminal(110). The terminal searches a memory array(112), and detects the channel number of a desired cell stored in the memory array(114). The synchronization to the channel relevant with the detected channel number is tried(116). It is confirmed whether the synchronization try has been made normally, and the service starting has been completed(118). If the service starting has not been completed, the measurement for power strength of each channel is started(120). If a channel of more than a desired power strength has been detected(122), the synchronization is tried with the detected channel(124). The service starting is completed with accessed to relevant channel(126).
Patent KR-20000033768-A (KR)
Title: Hemistepsin b and isolation method thereof
Inventor: YANG MIN SUK
IPC: C07D307/93
Filed: 1998-11-25
Abstract: PURPOSE: A novel anticancer substance, hemistepsin B, isolated from Hemistepta lyrat a B. is provided which has a cytotoxic effect on cell lines such as UACC62 melanoma, HCT15 colon adenocarcinoma, UO-31 renal carcinoma, PC-3 prostate adenocarcinoma and A-549 lung carcinoma, and anti abiogenesis activity and inhibition activity of NO production. CONSTITUTION: Hemistepsin B(formula (1)) is isolated from Hemistepta lyrat a B. by the following steps of: a) several times of extractions of dried and ground Hemistepta lyrat a B. with alcoholic solvent for about 24 hours; b) pressured condensation of filtered extract at about 40°C to obtain alcoholic solvent extract; c) several times of extractions and condensations with organic solvent such as chloroform after adding water into the condensed extract to suspend; d) silica-gel column chromatography of the extract by using the polarity of organic solvent to obtain the hemistepsin B. Column chromatography with different conditions can be carried out to purify the hemistepsin B if necessary.
Patent KR-20000038412-A (KR)
Title: Vaiable muffler for regulating characteristic of reducing noise
Inventor: KIM YOUNG JIN
IPC: F01N1/08
Filed: 1998-12-07
Abstract: PURPOSE: A variable muffler for regulating a characteristic of noise reduction is provided to easily change the frequency characteristic of a muffler and to save a cost and a period of developing a product. CONSTITUTION: By accomplishing the desired frequency characteristic and reduction of noise by changing an element affecting the frequency characteristic of a muffler and the effect of the noise reduction, an inflow tube(11) is rotated outside to change a position of the inflow tube. Then the positions of punched holes(14) and the inflow tube are changed by the movement of the inflow tube so that the shape inside the muffler is changed. Accordingly, the frequency characteristic is changed, and the effect of the frequency characteristic and the noise reduction is obtained by regulating a rotary angle of the inflow tube.
Patent KR-19990062923-A (KR)
Title: 공업용 열가소성수지, 관능화된 에틸렌 및/또는 디엔 중합체,및 브롬화된 이소부틸렌 파라-메틸스티렌 공중합체로 부터 얻어지는 열가소성 엘라스토머 삼배합물
IPC: C08L23/26
Filed: 1998-12-09
Abstract: 본원의 열가소성 가황고무는 바람직하게 극성 공업용 열가소성수지; C 4 - C 7 의 이소모노올레핀 및 p-알킬스티렌의 할로겐화된 공중합체; 및 에틸렌 고무상 중합체 또는 디엔을 베이스로하는 고무상 중합체 중 어느 하나 또는 이들의 조합물들로 부터 제조될 수 있다.    상기 에틸렌 고무상 중합체들은 바람직하게 한 개 이상의 펜던트 카복실산 그룹, 아민 그룹, 에폭시 그룹, 하이드록실 그룹 또는 두 개의 카복실산 그룹들의 무수물 또는 이들의 조합물을 가지고 있다.    상기 디엔을 베이스로 하는 고무상 중합체는 바람직하게 에폭시화된 천연 고무 및 에폭시화된 단일중합체들 및 디엔들의 공중합체들을 포함한다.
Patent KR-20000039860-A (KR)
Title: Preparation method of cr(oh)3 which does not contain so4^2-, cr(oh)3 prepared therefrom, and preparation method of chromium oxide which does not generate sox, using cr(oh)3
Inventor: LEE HOON HA
IPC: C01G37/14
Filed: 1998-12-16
Abstract: PURPOSE: A method for preparing Cr(OH)3, the Cr(OH)3 prepared therefrom and a method for preparing chromium oxide are provided, to prepare chromium oxide without generating SOx, wherein the Cr(OH)3 does not contain SO4¬2-. CONSTITUTION: Cr(OH)3 which does not contain SO4¬2- is prepared by adding Cr¬3+ plating waste solution which contains SO4¬2- to the NaOH solution whose pH is more than 13, to control the pH to be more than 10, thereby to generate the neutralized sludge; and washing, filtering and drying the sludge. The chromium oxide (Cr2O3) is prepared by heating the Cr(OH)3 at the temperature of 800-1300°C without generating SOx.
Patent KR-20000040641-A (KR)
Title: Pine mushroom kimchi and preparation method thereof
Inventor: OH YOON SEOP
IPC: A23L19/20
Filed: 1998-12-18
Abstract: PURPOSE: Pine mushroom Kimchi provides sufficient nutrition and the unique taste and aroma of pine mushroom and pine needles. CONSTITUTION: A pine mushroom Kimchi is made by adding pine mushroom 4-7wt% to whole Kimchi and fermenting. The prepared pine mushroom Kimchi is fermented in storage tank where pine needles are spreaded on bottom in 1cm thickness; gauze is covered on it; the Kimchi is laid on the pine needle layer; pine needles sandwiched by gauze are spread on the Kimchi layer again. The ratio of Kimchi and pine needles is, desirably, 25-35:1.
Patent KR-20000043311-A (KR)
Title: Apparatus and method for searching picture of digital camcorder
Inventor: CHOI IL SANG
IPC: H04N5/225
Filed: 1998-12-28
Abstract: PURPOSE: An apparatus and a method for searching a picture of a digital camcorder is provided to perform picture search by using index information and reduction information of a picture frame for index. CONSTITUTION: An apparatus and a method for searching a picture of a digital camcorder comprises a picture input portion(100), a frame memory(110), a control portion(120), a reduced picture generation portion(130), a reduced picture storage portion(140), and a display portion(150). The picture input portion processes a picture signal applied from a camera. The frame memory portion stores the input picture data in frame units. The control portion performs a control for storing the input picture data in frame units. The reduced picture generation portion reduces an edited picture as much as a predetermined ratio according a control signal. The reduced picture storage portion stores the generated edited picture. The display portion displays the edited picture from the reduced picture storage portion according to the control signal.