baber/WOPTO huggingface dataset:
Patent KR-20020007512-A (KR)
Title: Optical transmitter and method of fabricating the reflecting structure used therefor
Inventor: CHO SEONG JE
IPC: G02B26/00
Filed: 2000-07-14
Abstract: PURPOSE: An optical transmitting unit is provided to simplify a manufacturing process by employing a reflector structure enabling precise optical association between a VCSEL and a photodetector device. CONSTITUTION: A laser device(120) is mounted on a silicon substrate(110), and electrically connected to a drive circuit via a first bump ball(161). A reflector structure(150) is installed on a structure pedestal(142) on the silicon substrate via a second bump ball(162). The reflector structure has a reflector face(155) for reflecting an output laser signal from the laser device. Major portion of the laser signal is reflected from an inclined section(A) of the reflector face into an optical waveguide(130), minor portion of the laser signal is inputted into a photodetector device(170) via the inclined section and a horizontal section(B). The photodetector device(170) converts the minor portion of the laser signal into a control signal, and transmits the control signal into a control unit.
Patent KR-20010021116-A (KR)
Title: Wiring and manufacturing method thereof, semiconductor device comprising said wiring, and dry etching method
Inventor: SUZAWA HIDEOMI
IPC: C23F4/00
Filed: 2000-07-22
Abstract: PURPOSE: To allow patterning a tungsten-based etched layer so as to make its section tapered forward, by specifying the tapered angle of a tungsten film, a metallic compound film having as its main component a tungsten compound, or a metallic alloy film having as its main component a tungsten alloy. CONSTITUTION: There are provided a tungsten nitride film in a lower layer 603b of this metallic laminated film and a tungsten film in its upper layer 603a. An etched sample comprises a substrate 601, an underlying film 602, the metallic laminated films 603a, 603b, and resist mask patterns 604a, 604b. In this case, the higher a bias-power density is, the smaller a tapered angle α of a wiring of the metallic film 603b is, and by adjusting simply the bias-power density, the desired tapered-angle α of 5deg.-85deg. (preferably, the scope of 20deg.-70deg.) can be formed. Hereupon, the tapered-angle α means the angle whom the tapered portion (inclined portion) of the sectional shape of the wiring 603b forms to the surface of the underlying film 602.
Patent KR-20020010052-A (KR)
Title: A device for sealing the inserting hole of lance
Inventor: KIM CHUN AM
IPC: C21C5/46
Filed: 2000-07-28
Abstract: PURPOSE: A sealing device of the lance insertion part is provided which effectively prevents gas and dust generated when blowing oxygen using a lance inserted into the lance insertion part that is formed at a duct of the upper part of a converter from being leaked to the outside through the lance insertion part. CONSTITUTION: The sealing device of the lance insertion part comprises an auxiliary sealing body(10) fixed onto the outer upper part of a first sealing body(170) of a flange part(162); a hollow cylindrical sliding sleeve mounted to a groove by the means of an elastic spring, wherein the groove is formed in the auxiliary sealing body(10), and the upper part of the groove is opened; a ring shaped packing installed at the upper part of the sliding sleeve; a second dust collection region(S2) connected to a first dust collection region by the means of a connection pipe(30), wherein the second dust collection region(S2) is formed between the upper side sealing plates(23) which are mounted on the upper body(24) of a second sealing body(20) while the first dust collection region(S1) is surrounded by the auxiliary sealing body(10), the inner surface of the sliding sleeve, the lower surface of the second sealing body(20), the outer surface of the first sealing body(170) and the upper surface of the flange part(162); and a dust suction pipe installed at the sliding sleeve, wherein the dust suction pipe is connected to a dust collection part(19).
Patent KR-20020015837-A (KR)
Inventor: YOON DEOK BYEONG
IPC: F24F11/00
Filed: 2000-08-23
Abstract: PURPOSE: A control method of dehumidifier is provided to keep the temperature of the dehumidified space constant by minimizing the difference between temperatures of the air flowing into and discharged from the dehumidifier. CONSTITUTION: A control method comprises six steps. A first step(S10) is to detect the humidity in a space requiring dehumidification with a humidity detector. A second step(S20) is to compare the humidity detected in the first step with the preset standard humidity. A third step(S30) is to execute dehumidification of the space requiring dehumidification by a freezing cycle when the detected humidity is higher than the standard humidity. A fourth step(S40) is to detect the discharge pressure of refrigerant of the freezing cycle. A fifth step(S50) is to compare the discharge pressure of the refrigerant with a preset standard pressure to determine the outside temperature. A sixth step(S60) is to stop a cooling fan of the freezing cycle when the discharge pressure of a compressor is lower than the standard pressure. The cooling degree of a second condenser and the compressor is automatically adjusted as the environmental temperature changes to keep the cooling degree of an evaporator constant in all seasons.
Patent KR-20020016462-A (KR)
Title: Knockdown cabinet
Inventor: CHOI GWANG
IPC: A47B47/02
Filed: 2000-08-25
Abstract: PURPOSE: A knockdown type metal cabinet is provided to save freight charges by reducing the bulk of transportation and to couple panels conveniently. CONSTITUTION: A knockdown type metal cabinet comprises an upper panel(11) and a lower panel(12) located on the upper and lower parts, side panels(13,14) located on both sides, two back panels(15,16) located on the back, a fixture(17) and a fastening screw for coupling the panels(11-16), a shelf(19) installed to the space formed by the panels(11-16) to load goods, and two doors(20) located on the front.
Patent KR-20010021454-A (KR)
Inventor: MILLER MICHEL D
IPC: B41J2/14
Filed: 2000-08-29
Abstract: PURPOSE: An ink-jet print head capable of controlling an air bubble on a top plate is provided to easily move bubbles from a firing element area and promote a combination of small bubbles. CONSTITUTION: An orifice plate(40) for an ink-jet print head(12) includes a flat plate which defines a plurality of orifice apertures(42) and grooves. The grooves are extended from an ink supply slot area of the ink-jet print head(12) to a bubble collecting area adjacent to a firing chamber which is located beyond the ink supply slot area. Each groove has the maximum depression at the edge close to the ink supply slot area, and has the minimum depression at a point apart from the edge of the ink supply slot area toward the firing chamber. The orifice plate further includes grooves which are arranged in a line with the ink supply slot area and the firing resistances(30) and other grooves which are extended from the edge of the ink supply slot area to nozzles adjacent to the ink supply slot area.
Patent KR-20020019160-A (KR)
Title: Turbofan for air conditioner
Inventor: LEE SANG HEON
IPC: F04D29/28
Filed: 2000-09-05
Abstract: PURPOSE: A turbo fan of an air conditioner is provided to conveniently engage the turbo fan with a driving motor and to efficiently form flow of air in the turbo fan. CONSTITUTION: A turbo fan for an air conditioner comprises an impeller plate(50) combined to a rotational shaft of a driving motor; plural blades(60) arranged on a circumference of the impeller plate; a shroud(70) connected to an upper portion of the blade; a hub unit(52) protruded toward an inlet port by being mounted in the middle of the impeller plate; and a space unit installing the driving motor. The shroud inlets air by minimizing pressure loss of an air guide. The hub unit is formed by injecting mold. The driving motor is installed on the space unit of the hub unit. Thereby, the turbo fan for the air conditioner conveniently installs the driving motor by efficiently using the space unit through minimizing size of a product.
Patent KR-20010050363-A (KR)
Inventor: SENBA HISANORI
IPC: G06K19/077
Filed: 2000-09-07
Abstract: PURPOSE: To accurately and also clearly switch and set a terminal mode in which only the wired input of the connection terminal of a data processor is effective and an RF mode in which only the radio input of a radio antenna is effective. CONSTITUTION: Even though this data processor sets an RF mode to default in accordance with the input start of driving power, the data processor switches and sets a terminal mode when both a clock signal and a reset signal are inputted to prescribed connection terminals 101 and 102 by cable. Because an analog circuit such as a comparator is not needed to detect the clock and reset signals that are subjected to wired input to the terminals 101 and 102, the switching control of an operation mode is realized only by a digital circuit.
Patent KR-20020021867-A (KR)
Title: Board type linear auto correction system
Inventor: LEE JI WON
IPC: H04N5/205
Filed: 2000-09-18
Abstract: PURPOSE: A board-type automatic linearity compensation system is provided to periodically check the linearity of the system with a measuring instrument set in the form of board in a digital TV broadcasting transmitter or relay system and to automatically compensate for the linearity when the linearity exceeds ATSC standard. CONSTITUTION: A board-type linear automatic compensation system includes a vector signal analysis board(110) and an automatic linearity compensation board(120). The vector signal analysis board is set in the form of board inside a transmission system(10) to be monitored and compensated, couples an output signal of the transmission system periodically to convert the signal into a baseband signal, and demodulates the baseband signal to output I and Q digital signals. The automatic linearity compensation board receives the I and Q digital signals to judge if the signals have linearity, automatically drives an adaptive equalizer according to linearity compensation software when the linearity is out of a range of reference linearity to generate a coefficient of a linearity compensation digital filter, and provides the coefficient to the transmission system to perform automatic linearity compensation.
Patent KR-20020024749-A (KR)
Inventor: LEE JONG SIK
IPC: A23L5/10
Filed: 2000-09-26
Abstract: PURPOSE: Provided is a device for controlling the moisture content of raw material of confectionary is provided, in particularly the raw material can be automatically inserted into a drum of the device and discharged therefrom to rapidly control the moisture content. CONSTITUTION: The device comprises a main body(4); a first upper door(5) being installed in the upper part of the main body(4) so as to be moved along a guide rail and opening an upper suit(8) by the operation of a first cylinder; a plurality of first lower doors(9) being slightly overlapped each other in the lower part of the main body(4) so as to be turned on each shaft(10); a second cylinder(12) being installed in the outer side of the first lower door(9) and being combined with a link(14) and a rod(12a) fixed on each shaft(10) via hinge so as to open and close the first lower door(9); the plural of second upper and lower doors(16), (17) being slightly overlapped each other in the upper and lower drum so as to be turned on each shaft(18), (19); third and fourth cylinder(20), (21) being installed in the outer side of the drum(1) and being combined with links(22), (23) and rods(21a), (21a) fixed on the shafts(18), (19) via hinge so as to open and close the second upper and lower doors(16), (17); and an air-supplying line(24) supplying the third and fourth cylinder(20), (21) with air through the rotation shaft(15) of the drum.
Patent KR-20020026078-A (KR)
Title: Film attaching apparatus
Inventor: HAMAMURA FUMIO
IPC: H05K3/00
Filed: 2000-09-30
Abstract: PURPOSE: A thin film attachment apparatus is provided to allow the support member to be driven by a driving source having a small driving capacity, by reducing the weight of the support member. CONSTITUTION: A thin film attachment apparatus for cutting a thin film into a predetermined size, and attaching the cut thin film to a substrate, comprises a main body(8); a main vacuum plate(6) serving as a thin film feeder member for feeding a thin film to a substrate(12); a temporary attachment member(6D) for temporarily attaching the front end of the thin film being fed by the thin film feeder member, wherein the thin film feeder member and the temporary attachment member are installed to the main body of the apparatus through a support member(7); and a cutter device(10) for cutting the thin film into a predetermined size, and which is fixed to the main body of the apparatus, near the thin film feeding path arranged between the temporary attachment member and the substrate.
Patent KR-20020004790-A (KR)
Title: A bad smell the prevention of cover
Inventor: LEE KWANG YEAL
IPC: E02D29/14
Filed: 2000-10-16
Abstract: PURPOSE: A manhole cover plate for preventing odor is provided to isolate odor discharged from a manhole with a cover plate opened/closed by the weight of itself by making blade plates for preventing odor from being discharged. CONSTITUTION: Plural blade plates(46) are assembled into a central bar, and the central bar is assembled to both support frames(45). Herein, the blade plates are installed toward a water-flowing direction to prevent water from flowing backward. Plural weight blades(48) always keep proper horizontality with the blade plates. The weight blades have proper weight for keeping balance even though water flows thereto or sand and small stones are put thereinto. The front and rear parts of each windscreen blade(49) are used to prevent odor from being discharged. The front and rear parts are made by nylon or soft rubber plates. The manhole cover plate is installed on a manhole easily. In addition, the manhole cover plate prevents discharging of odor and flowing-back of water.
Patent KR-20020031621-A (KR)
Inventor: BAE JUN SEONG
IPC: F04C18/02
Filed: 2000-10-20
Abstract: PURPOSE: A structure for supporting crank shaft of scroll compressor is provided to reduce manufacturing cost by supporting a lower end of the crank shaft with a simple structure. CONSTITUTION: A lower end of a crank shaft(24) is supported by a shaft supportive body(30) fixed on a bottom of an inside of a hermetic vessel(21). The shaft supportive body comprises a body part(31); a side supportive bush(32); and a supportive plate(33). The body part is cylindrical and fixed on he bottom of the inside of the hermetic vessel. The side supportive bush is inserted into an upper part of an inside of the body part to support a side of the lower end of the crank shaft. The supportive plate is fixed on the inside of the body part to support a lower surface of the crank shaft.
Patent KR-20010000841-A (KR)
Inventor: IM HYO JOON
IPC: G06F9/24
Filed: 2000-10-23
Abstract: PURPOSE: An Apparatus and method for compulsory performing a program is provided to automatically execute an education program when booting a computer, controls an execution of the windows, and prevent a user to use the computer when the education program practice is not completed. CONSTITUTION: An apparatus for providing an education program for a user through Internet(200) includes a client(100), a web server, a server communication module(400), and a database(500). The client automatically performs a program by controlling windows after booting the computer. The web server provides the program to the client, and processes a practice data of the program executed in the client. The server communication module interfaces the program being automatically executed in the client. The database stores a program execution data, the program is transmitted to the web server and the server communication module. Thereby, the apparatus for compulsorily performing a program when booting a computer automatically executes an education program when booting a computer, controls an execution of windows, and makes the user not to use the computer when the education program practice is not completed.
Patent KR-20020031887-A (KR)
Title: Method and device for golf game
Inventor: KIM SANG KOOK
IPC: A63F7/06
Filed: 2000-10-24
Abstract: PURPOSE: A golf game method and game apparatus are provided to enable everyone to easily contact and enjoy a golf game as well as to maximize the effect of exercise, thus achieving the popularization of golf. CONSTITUTION: The golf game method is divided into a hit game method and a hole in one game method, which are able to be performed separately or simultaneously. According to the hit game method, if one person or plural people accurately shoot a golf ball into a target located at the front side, a corresponding sound and grade is checked. Also, according to the hole in one game method, if a golfer shoots the golf ball toward a hole cup of a target disk tightly contacting on the ground at the front side, the grade is checked according to the position of the golf ball adjacent to the hole cup.
Patent KR-20020033875-A (KR)
Title: Device for displaying pressure of refrigerant gas for refrigerator and method therefor
Inventor: PARK IN SUN
IPC: F24F1/00
Filed: 2000-10-30
Abstract: PURPOSE: A device and method for indicating pressure of refrigerant gas for air conditioner are provided to inform a user of replacement timing of refrigerant and to protect a machine. CONSTITUTION: A device includes a compressor(32); a condenser(31); an evaporator(34); a pressure sensor(33); and a device comparing pressure of refrigerant detected by the pressure sensor with a first and a second preset low pressures to indicate warning; and a device stopping operation. A method includes five steps. The first step is to detect pressure of refrigerant. The second step is to compare the pressure of refrigerant with the first low pressure. The third step is to compare the pressure of refrigerant with the second low pressure. The fourth step is to indicate warning according to the comparison. The fifth step is to stop operation according to the comparison.
Patent KR-20010051379-A (KR)
Inventor: FURUKAWA HIDEYUKI
IPC: H04L12/66
Filed: 2000-11-01
Abstract: PURPOSE: A network connection device is provided to construct a simple and flexible network system and to allow a user to easily utilize the device. CONSTITUTION: A network connection device is provided with first interface parts(5-1,5-2,5-n) composed of at least one type of physical layers for being connected to an external network, second interface parts(6-1,6-2,6-n) composed of a plurality of types of physical layers for being connected to an internal network and a controlling part(2) controlling the first and second interface parts(5-1,5-2,5-n,6-1,6-2,6-n), and the part(2) transmits and receives information between the first interface parts(5-1,5-2,5-n) and the second interface parts(6-1,6-2,6-n) or through between the second interface parts(6-1,6-2,6-n).
Patent KR-20020035680-A (KR)
Title: A supporter of mold for thermoplastics
Inventor: JUNG CHAE KYEONG
IPC: B29C45/17
Filed: 2000-11-07
Abstract: PURPOSE: A mold base for injection-molding thermoplastic resin is provided to prevent the fault of a synthetic resin article caused when a pipe is pressed by a mold supporting bar by forming a mounting protrusion on the mold base. CONSTITUTION: A mold base includes a fixing base(11) and a moving base(31). The first mounting protrusion(14) is formed in the fixing base(11) and the second mounting protrusion(34) is formed in the moving base(31) so as to mount molds(21a,21b) thereon. An inner portion of the moving base(31) is formed with a plurality of slots(36a) which are spaced from each other by a predetermined distance. An opposite side of the slots(36a) is protruded. A rear plate(36) has a same thickness over the whole area thereof. A cooling water pipe(33) is inserted into the slots(36a).
Patent KR-20020036213-A (KR)
Title: Seedling transplanter
Inventor: ISHIDA ISAO
IPC: A01C11/02
Filed: 2000-11-08
Abstract: PURPOSE: An apparatus for transplanting rice plants is provided to reduce a whole volume of the apparatus and to improve the convenience of manipulation and handling thereof. CONSTITUTION: The apparatus for transplanting rice plants comprises a transplanter(5) constructed to perform vertical reciprocating movements for transplanting rice plants in fields, and a collector(43) for transferring the rice plants collected from a rice plants bed(90) transplanting device to the transplanter located at the underside thereof. In such construction of the apparatus, a driving mechanism(D1) toward the transplanter is disposed at one side of the body of the apparatus and on the other hand, a driving mechanism(D2) toward the collector is disposed at opposite side of the body, thus an operating relation between the driving mechanism and each corresponding component can be simplified.
Patent KR-20020036267-A (KR)
Inventor: LEE GYE YEONG
IPC: C21C7/00
Filed: 2000-11-09
Abstract: PURPOSE: Provided is a refining method of extra low carbon steel with carbon concentration less than 150 ppm wherein solid hydrogen-bearing materials are poured into molten steel during decarburization process of vacuum degassing to improve decarburization efficiency. CONSTITUTION: In a refining method of extra low carbon steel where slag forming agent is injected to molten steel that is tapped into ladle from refining furnace and then decarburization and deoxidation are achieved in vacuum degassing process, the T.Fe+Mn content in ladle slag is regulated to be higher than 6wt.% and one species of solid hydrogen-bearing materials selected from TiH2, ZrH2, LaH2, and CaH2 is poured into molten steel in an amount of 0.3 to 2.0kg/ton during decarburization process of vacuum degassing.
Patent KR-20020038020-A (KR)
Title: music provide service system and operation method for this system
Inventor: LEE SEUNG CHUL
IPC: G06F17/00
Filed: 2000-11-16
Abstract: PURPOSE: A system for providing a music service and an operation method are provided to enable a user to save a plurality of music files regardless of the storage space of a PC and a mobile communication terminal and to make a continuous playback possible. CONSTITUTION: The system comprises a database(110) storing the music files selected by the user and a web server(120) playing back the stored music file according to a request of the user by connecting to the database and transmitting the stored music file to a personal terminal(200) of the user. The web server includes a playback order establishing part(121) establishing the playback order of respective music files in the space of a music file storage(111) allocated to the user, a playback executer(122) playing back the music files according to the playback order by a music playback program, and a transmitter(123) transmitting the music file played back by the playback executer to the user's terminal in real time.
Patent KR-20020039083-A (KR)
Title: Method for forming isolation layer in semiconductor device
Inventor: DONG CHA DEOK
IPC: H01L21/76
Filed: 2000-11-20
Abstract: PURPOSE: A method for fabricating an isolation layer of a semiconductor device is provided to control generation of a moat and to function as a screen oxide layer, by forming a gap between a gap-fill oxide layer and a trench and by performing an oxide process regarding the gap to form the first and second oxide layers. CONSTITUTION: The gap-fill oxide layer(15) is planarized to expose a pad nitride layer. The exposed pad nitride layer and a pad oxide layer formed under the exposed pad nitride layer are sequentially etched. A high heat treatment process is performed regarding a silicon substrate(11) including the planarized gap-fill oxide layer to reduce the volume of the gap-fill oxide layer so that a predetermined gap is formed between the trench and the gap-fill oxide layer. The first oxide process is performed regarding the silicon substrate having the gap to form the first oxide layer(16) in the gap. The second oxide process is performed regarding the first oxidized silicon substrate to form the second oxide layer(17) on the first oxide layer.