baber/WOPTO huggingface dataset:
Patent KR-20020066788-A (KR)
Title: Light Guide Panel in LCD device with a latticed V-extruded type pattern and the manufacturing method of it
Inventor: CHUNG YEON GOO
IPC: G02F1/1335
Filed: 2001-02-13
Abstract: PURPOSE: A light guide panel of a carved grid pattern for an LCD and a method for manufacturing the same are provided to improve the luminance compensation magnification by 5 times in the light guide panel and achieve local luminance compensation at a certain position. CONSTITUTION: A method for manufacturing a light guide panel of a carved grid pattern for an LCD includes a pattern designing step of protruding V-shaped mountains from a surface of a light guide panel continuously with a predetermined interval traversely and longitudinally, and an engrave processing step of engraving the designed pattern by an end mill or a wheel, wherein the height of the protruded mountains is in proportion to a light emission amount required by respective positions of the light guide panel, an interval between centers of the mountains is in the range of 500micrometer to 1500micrometer and an inner angle of the mountains is 90° or higher.
Patent KR-20010083189-A (KR)
Title: Process for the preparation of 4,5-diamino shikimic acid derivatives
Inventor: ABRECHT STEFAN
IPC: C07F9/564
Filed: 2001-02-20
Abstract: PURPOSE: Provided are a multi-step process for the preparation of 4,5-diamino shikimic acid derivatives, especially for the preparation of (3R,4R,5S)-4-acetamido-5-amino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylic acid ethyl ester and its pharmaceutically acceptable addition salts starting from furan as well as new specific intermediates. CONSTITUTION: A process for the preparation of a 4,5-diamino shikimic acid derivative of formula(1) and pharmaceutically acceptable addition salts thereof wherein R1 is an alkyl group of 1 to 20 carbon atoms, R2 is an alkyl group of 1 to 12 carbon atoms, R3 is an amino-protecting group and R4 is H or an amino-protecting group, comprises the steps of: (a) reacting, by a Diels-Alder reaction, furan with an acrylic acid derivative of the formula(2) wherein R2 is as above to form a mixture of a 2R-exo isomer and other stereoisomers of a bicyclo compound of formula(3) wherein R is as above; (b) isolating the 2R-exo isomer of the bicyclo compound of formula(3) from the mixture of 2R-exo isomer and other stereoisomers of the bicyclo compound of formula(3); (c) reacting the isolated 2R-exo isomer of the bicyclo compound of formula(3) with an organic azide R5 -N3 in an inert solvent to form an aziridine of formula(4) wherein R2 is as above and R5 is a residue of the organic azide; (d) reacting the aziridine of formula(4) in the presence of an organic base to yield a cyclohexene aziridine derivative of formula(5) wherein R2 and R5 are as above; (e) introducing an OH-protecting group R6 in the free OH-position of the cyclohexene aziridine derivative of formula(5) and reacting the aziridine ring of the cyclohexene aziridine derivative of formula(5) with R1 OH to form a cyclohexene derivative of formula(6) wherein R1, R2 and R5 are as above and R6 is an OH-protecting group; (f) removing R5 from the cyclohexene derivative of formula(6) to yield a 4-amino cyclohexene derivative of formula(7) wherein R1, R2 and R6 are as above; (g11) reacting the 4-amino cyclohexene derivative of formula(7) with a tertiary amine to form an aziridine of formula(8) wherein R1 and R2 are as above; (g12) converting the aziridine of formula(8) to an azide of formula(9) wherein R1, R2, R3 and R4 are as above by aziridine ring opening by reaction with an azide to form an azidoamine, followed by acylation of the azidoamine with at least one amino-protecting group; and (g13) reducing the azide of formula(9) to form the 4,5-diamino shikimic acid derivative of formula(1).
Patent KR-20020068661-A (KR)
Title: Method for Buying Goods on Commerce using limited applicant and draw
Inventor: YUN TAI SIK
Filed: 2001-02-22
Abstract: PURPOSE: A commercial transaction operating method is provided to enable a purchaser to select one among various purchase application methods while paying a participation fee alone so that it enables the purchaser to expect a fixed purchase winning rate. CONSTITUTION: The method comprises steps of a purchaser selecting one among commodities displayed at an electronic commercial site(200), the purchaser selecting one among offered purchase application methods(220, 230, 231, 232), the purchaser paying an application participation fee according to the selected purchase application method(250), the purchaser selecting other purchase application method on the same commodity in a case that the purchaser can not participate in the previous purchase application method(270), the commercial site finalizing the application if the number of the application participants meets the limited number(290), the commercial site drawing a lottery among the application participants for determining a winner(300, 400), the winner paying for the commodity at the price designated previously by the commercial site(450), the commercial site delivering the commodity to the winner(500), and the winner notifying the commercial site of an arrival of the delivered commodity.
Patent KR-20010095064-A (KR)
Title: Compact hydraulic excavator
Inventor: MURAKAMI YOSHIAKI
IPC: E02F9/16
Filed: 2001-03-29
Abstract: PURPOSE: To provide a small type hydraulic shovel to be composed so as for a cabin to be installed without changing the layout of an equipment cover in a conventional small type hydraulic shovel. CONSTITUTION: This small type hydraulic shovel, in which an engine unit, a hydraulic equipment, a fuel tank and the like are accomodated inside a box shaped equipment cover 5 set up from a floor plate 3a of an upper swing part, and an operating sheat 7 is placed on the equipment cover 5, is characterized by the fact that a cabin 6 is installed over the equipment covet 5 and a floor plate 3a, in a situation including a part of a side and back face of its cabin by exposing bothe a side face 5b and a back face 5a of the equipment cover 5 to outside.
Patent KR-20020078553-A (KR)
Inventor: LEE BYEONG NO
IPC: E05C19/08
Filed: 2001-04-04
Abstract: PURPOSE: A locking mechanism of a sliding window is provided to make the window automatically locked whenever a user closes the window, thus preventing the invasion of a theft. CONSTITUTION: The locking mechanism of a sliding window comprises a housing(9) installed inside a window frame(1); a latch(12) rotatably installed in the housing and formed with a protrusion(10) and a stopper surface; a device for rotating the latch; a cam plate(18) rotatably installed under the latch about a pin(19) to be exposed through an opening(9a), and formed with a groove for the protrusion of the latch and a locking groove(17); a coil spring(20) connected between the housing and the cam plate; and a locker(16) fixed to the window frame so as to be fitted into the locking groove of the cam plate.
Patent KR-20010098549-A (KR)
Title: 반도체장치 및 그의 제조방법
IPC: H01L27/10
Filed: 2001-04-12
Abstract: 본 발명에 따른 반도체장치는, 실리콘기판(1)상에 형성된 확산층(3); 실리콘기판(1)의 표면을 피복하고 있고, 그 표면이 평탄화된 층간절연막(4); 및 층간절연막(4)에 개구된 접속홀 내에 매설되고, 접속플러그(5), 저 저항층(6) 및 탄탈 실리콘 질화물로 된 배리어 금속층(7)으로 이루어진 매립 도전층을 개재시켜 확산층(3)에 접속된 하부 전극(10), 그 위에 형성된 강유전체막(11) 및 상부 전극(12)으로 이루어진 유전체 커패시터를 포함한다.  하부 전극(10)은 매립 도전층측으로부터 상부 유전체막을 향하여, 그 단면적이 단조롭게 증가하는 측벽 경사 모양을 갖는다.  이에 의해, 하부 전극의 미세화를 가능하게 하고, 저전압 동작, 고신뢰성을 가능하게 하는 고집적 반도체장치가 얻어질 수 있다.
Patent KR-20020080213-A (KR)
Title: peripheval drawing device of the pipe
Inventor: PARK GUM SUG
IPC: B21D31/00
Filed: 2001-04-12
Abstract: PURPOSE: An apparatus for embossing the outer circumference of a pipe is provided which endures even at high strength by forming several forming grooves on the surface of the pipe more safely and simply. CONSTITUTION: The apparatus for embossing the outer circumference of a pipe comprises a plurality of cylinders(14) which are fixed onto the upper side of a main frame(10), a means for fixing the die thereto by forming a die(13) at the center of the cylinders(14), female grooves which are respectively formed at inner upper and lower sides of the die(13), a means for operating the rods of the cylinders by inserting rods of the cylinders(14) into the female grooves, a jig which is received in a space part at the center of the die(13) so that the jig(11) is operated as a spindle saddle is being vertically moved by operation of the cylinders(14) and a hydraulic press, wherein the rods of the cylinders(14) are inserted into the female grooves formed on upper and lower sides of the die(13) to put pressure on the outer circumference of the pipe and form a plurality of reinforcing grooves on upper and lower sides of the pipe by a bend formed on the jig(11), and the pipe is formed by forming direction of the jig(11) in a distance corresponding to 120 degrees of an angle on the basis of the spindle saddle and assembling the plurality of cylinders(14) fixed to the main frame(10) also at the same angle.
Patent KR-20020082322-A (KR)
Title: massage machine
Inventor: KIM KWANG JUN
IPC: A61H39/04
Filed: 2001-04-20
Abstract: PURPOSE: A massage appliance is provided to activate a function of the large intestine by continuously pushing the abdominal region, thus preventing the generation of constipation, stomachache, diarrhoea and the like. CONSTITUTION: The massage appliance comprises: a body(10) divided into a front part(12) and a rear part(14); a flexible band installed at the both sides of the body; a plurality of rod shaped acupressure members(16) elastically installed to the body by using an elastic restitution member(20) so as to be extruded and retracted into and out of the front part of the body; and a rotatable plate(18) installed in the body so as to be rotated by an actuator in order to successively push a plurality of the acupressure rods.
Patent KR-20020083274-A (KR)
Title: Connection apparatus for internet of wire/wireless multiplex
Inventor: HA JIN GU
IPC: H04L12/66
Filed: 2001-04-26
Abstract: PURPOSE: A wired and wireless complex Internet connection device is provided to offer Internet data and phone service to a general telephone, an Internet phone, and a wireless telephone using an xDSL(x Digital Subscriber Line). CONSTITUTION: An xDSL interface unit(310) exchanges data with a DSL matching device. A main control unit(350) receives the data from the xDSL interface unit(310), and converts and controls a protocol corresponding to each composition unit. An ethernet interface unit(320) is used when interworking with an internet phone or a LAN equipment by a control signal from the main control unit(350). A PSTN(Public Switched Telephone Network) interface unit(330) performs a function of a general telephone by the control signal from the main control unit(350). A wireless unit(340) transmits and divides the data from the main control unit(350) and compresses a voice.
Patent KR-20020084858-A (KR)
Title: Server system, service method and recording medium for video-song accompaniment
Inventor: JANG HUN
IPC: G06F17/00
Filed: 2001-05-02
Abstract: PURPOSE: A singing room server system, a service method, and a recording medium thereof are provided to enable a user to use a singing room service usefully using a singing room player which reproduces singing room contents and displays or hides the text of a song in accordance with a user's selection. CONSTITUTION: In a singing room server system for supplying a singing room service by a user terminal through the Internet, a singing room contents database(250) stores singing room contents. A singing room server(230) prepares a singing room player, which reproduces singing room contents and supplies the text of a song selectively. The singing room server(230) downloads the singing room player to the use terminal by responding to a browser of the user terminal, which is connected through a communication network. A contents transmission server(240) receives a request of user-wanted singing room contents through the singing room player downloaded to the user terminal, searches a singing room contents database, and transmits the singing room contents.
Patent KR-20020061456-A (KR)
Title: clothes brush
Inventor: ONO HIROSHI
IPC: A46B15/00
Filed: 2001-05-09
Abstract: PURPOSE: To provide a suit brush having the simple constitution for automatically recovering refuse removed from clothes, easily seizing the recovering quantity, and easily disposing of the refuse. CONSTITUTION: A short pile group 27 having the tip inclined toward the opening end part side of an inner cylinder with a central branch line 26 as a boundary is arranged on an outer peripheral surface of an inner cylinder 3. A transparent cover 1 is arranged in an upper opening of an outer case body part 5 so as to be openable-closable. The cover is energized in the opening direction by a spring 13. A short pile group 17 having the tip inclined toward the inside of the outer case body part is arranged inside both left and right side walls 8 of the outer case body part. The respective pile groups of the outer case body part and the inner cylinder contact with each other, and the inner cylinder is rotatably held by the outer case body part. The inner cylinder can be rotatably operated by operation of a knob 28. The cover is opened by operating the knob in a state of putting the upper opening of the inner cylinder in a position corresponding to the upper opening of the outer case body part.
Patent KR-20010078911-A (KR)
Inventor: KIM SOUNG GEUN
IPC: B65F1/00
Filed: 2001-05-16
Abstract: PURPOSE: A garbage container including advertising function is provided to improve efficiency of the advertisement by supplying information such as coupon or telephone number to people. CONSTITUTION: A garbage container having advertising function(12) is attached on a side of a case containing waste of a cigarette and a case including normal waste. A rotating plate(3) writes a sort of the garbage on the inside of the sort plate by being fixed with a bar(2). Moreover, the rotating plate is rotated by pressing a front portion or a rear portion to easily collet the garbage. A snow guard(5) is transparently produced to prevent snow or rail from letting in an advertisement newspaper case(4) and an advertising portion(1). Thereby, the garbage container having advertising function improves efficiency of the advertising function by supplying information to people.
Patent KR-20020090483-A (KR)
Title: Partition wall for a structure and method for making the same
Inventor: KIM JIN WOONG
IPC: E04B2/74
Filed: 2001-05-28
Abstract: PURPOSE: A wall structure for a building is provided to improve thermal and sound insulation efficiencies. CONSTITUTION: The wall structure for a building comprises: a stud(12) fixed to the ceiling and bottom of a building; an outer board(14) fixed to both sides of the stud(12) by a joint; a screen(16) installed to at least one or both sides of the stud(12) and formed with woven fabrics; and a jointless thermal/sound insulation layer(18) formed by adhering inorganic fibers containing glass fiber, rock wool, slag fiber, metallic fiber, etc. by a binder and filled in an interval between the outer board(14) and the screen(16).
Patent KR-20020090617-A (KR)
Title: Green Parking Lot Construction Using Concreate Block To Be Planted
Inventor: KIM MI GYEONG
IPC: E01C5/04
Filed: 2001-05-28
Abstract: PURPOSE: An installation method for a parking lot having a vegetation plane using a vegetation block is provided to form an eco-friendly parking lot. CONSTITUTION: The installation method for a parking lot having a vegetation plane using a vegetation block comprises the steps of dividing parking districts(G1,G2,G3,G4,G5,G6,G7,G8) into the appointed size to park vehicles in a parking lot(100) suitable for the quantity of vehicles, installing vegetation blocks to the parking districts for vegetation and installing ordinary blocks to a no-parking area such as an access road and access districts(C1,C2,C3,C4,C5,C6,C7).
Patent KR-20020090653-A (KR)
Title: Steel box girder with multiple layer and reinforcing method using the same
Inventor: JUNG HAE CHEOL
IPC: E01D2/04
Filed: 2001-05-29
Abstract: PURPOSE: A multiple steel box type main girder is provided to reduce the size of a main girder and to utilize the lower space of a bridge and to make an economical plan for a road by lowering the formation height of a road around a bridge. CONSTITUTION: The multiple steel box type main girder(1) comprises a rib(4) attached perpendicularly to the inner wall surface of an outer wall(6) to reinforce the strength of the outer wall(6), and one or more gusset plates(5) made of steel materials and located parallel to the outer wall(6) to reinforce the sectional strength of the main girder and installed to intersect the rib(4) attached to the outer wall(6) perpendicularly.
Patent KR-20010070683-A (KR)
Title: Open and shut apparatus of waterway
Inventor: CHOI SENG LYOL
IPC: E02B13/02
Filed: 2001-05-30
Abstract: PURPOSE: An agricultural waterway opening and closing system is provided to manage a water level of a rice field and to certainly open and close the agricultural waterway by supplying and blocking water with a solenoid. CONSTITUTION: A water supplying/discharging container(2) connects an agricultural waterway and a rice field. A water supplying plate and a water discharging plate are formed inside the water supplying/discharging container to be rotated through hinges. A water level detecting unit is installed on the rice field to close the water supplying plate or the water discharging plate by detecting a water level and operating a corresponding solenoid. A controlling piece to lock in a ledge of the solenoid is connected with the water supplying plate and the water discharging plate through a wire. A float is installed in the water level detecting unit. A water level controlling member operates the solenoid by operating a proximity switch in the float when the float is closed.
Patent KR-20030000310-A (KR)
Title: Apparatus for transcoding video
Inventor: KIM EUNG TAE
IPC: H04N19/40
Filed: 2001-06-23
Abstract: PURPOSE: A device for transcoding an image is provided to reduce a time required for calculation and the complexity of hardware, and effectively reduce storage capacity while maintaining good quality of pictures. CONSTITUTION: A device for transcoding an image includes a picture bit counting part(601) calculating actually coded bit amount per picture in the current video bit stream to be decoded; a buffer(40) obtaining a target bit number related to pictures to be recorded, by using the bit amount and a variable length coded, and calculating the abundance of the buffer by using the obtained target bit number; a reference quantizing parameter calculating part(602) calculating a reference quantizing parameter according to the abundance of the buffer; an activity calculating part(603) calculating the activity of the image output from a decoding part; and a quantizing parameter generating part(604) generating a quantizing parameter to be used in actual quantization according to the reference quantizing parameter and the activity, and outputting to a quantizing part(33) of an encoding part(400).
Patent KR-20030002670-A (KR)
Title: Forming method of fine pattern for semiconductor device
Inventor: CHOI JAE SEONG
IPC: H01L21/027
Filed: 2001-06-29
Abstract: PURPOSE: A method for forming fine patterns of semiconductor devices is provided to prevent deprotection of acids caused by thermal decomposition of photo acid generator and reduction of free volume by performing resist flow process in an ammonia gas chamber. CONSTITUTION: A photoresist layer that has a wider size than a predetermined contact hole is defined on a lower layer(1) Then, a resist flow processing is performed in an ammonia gas chamber in order to form a photoresist pattern(5') corresponding to the predetermined contact hole. Thereby, a fine contact hole is formed by selectively etching the lower layer(1) using the photoresist pattern(5') as a mask. Since the resist reflow processing is performed in the ammonia gas chamber, the acid catalyzed deprotection is restrained.
Patent KR-20030002846-A (KR)
Title: Method for fabricating flash memory device
Inventor: CHO JEONG IL
IPC: H01L27/115
Filed: 2001-06-29
Abstract: PURPOSE: A fabrication method of a flash memory device is provided to improve processing margin and to prevent attacks of a gate by improving step coverage between floating gates. CONSTITUTION: A plurality of floating gates(23) are formed on a semiconductor substrate(21). The first insulating layer is formed between the floating gates(23) so as to planarize the resultant structure. The second insulating layer(27a), a polysilicon layer(29a), a tungsten film(31a) as a control gate and a hard mask(33a) are sequentially formed on the resultant structure. The hard mask(33a), the tungsten film(31a) and the polysilicon layer(29a) and the second insulating layer(27a) are selectively etched to remain on the floating gates(23), and the first insulating layer is then removed.
Patent KR-20030006004-A (KR)
Title: Watermark embedding and extracting method for binary text and apparatus thereof
Inventor: CHOI JONG UK
IPC: G06T9/00
Filed: 2001-07-11
Abstract: PURPOSE: A method for inserting and detecting a watermark into and from a binary document, and an apparatus thereof are provided to track an outflow path of a document and protect CONSTITUTION: An apparatus(100) for inserting and detecting a watermark into and from a binary document includes a binary image converting device(110) converting a document created in a document creating program into a binary image, a line unit processing device(120) detecting only a line in which characters are written down from the binary document image, and a watermark inserting part(130) inserting the watermark by shifting the detected line left or right, or transforming the line to form a regular wave.
Patent KR-20030006325-A (KR)
Title: Method for pointing information in multi-dimensional space
Inventor: LEE SANG GUK
IPC: G06F3/0481
Filed: 2001-07-12
Abstract: PURPOSE: A method for pointing information on a multi dimension space is provided to easily move the pointer to a position at which a desired information is located since the set size of the screen having a plurality of information to be pointed is scaled down in response to the intend of user. CONSTITUTION: A method for pointing information on a multi dimension space includes the steps of: setting(10) a pointing screen; determining(12) whether a desired information is located at the pointing screen or not; inserting(14) the desired information into the pointing screen by moving the pointing screen if the determined result at the step(12) is positive; and pointing(16) the desired information after implementing the step(14) or if the determined result at the step(12) is negative.
Patent KR-20030008129-A (KR)
Title: Macromolecule Dispersion Liquid Crystal Panel with Microlens
Inventor: PARK KWAN SUN
IPC: G02F1/1334
Filed: 2001-07-16
Abstract: PURPOSE: A polymer dispersed liquid crystal panel mounted with built-in micro lens is provided to secure the improved brightness and contrast. CONSTITUTION: A liquid crystal panel includes a pair of substrates(2,3); a spacer(16) to keep spacing between the substrates; a photo-sensitive resin member(11) filled between the substrates; and a polymer dispersed liquid crystal display(1) comprised of liquid crystal droplets(9) formed through phase separation of the resin member and liquid crystal and a seal resin(8) sealing up the edge of the liquid crystal panel. The liquid crystal panel further includes micro lens(15) adhered to the polymer dispersed liquid crystal display, and a reflection and absorption plate(17) comprised of a reflecting part and an absorbing part.