baber/WOPTO huggingface dataset:
Patent KR-20020096385-A (KR)
Title: Method for planation of Semiconductor Device
Inventor: KIM GU YEONG
IPC: H01L21/28
Filed: 2001-06-19
Abstract: PURPOSE: A method for planarizing a semiconductor device is provided to prevent a loss of a mask nitride layer of a word line, by minimizing excessive polishing of a self-aligned contact region in a chemical mechanical polishing(CMP)process. CONSTITUTION: An interlayer dielectric(130) is formed on a semiconductor substrate(100) having the word line(110). After a buffer layer is applied, ions having large atomic weight are implanted to break the lattice of the interlayer dielectric. The buffer layer is removed. After a plug mask of a T-type is formed, the interlayer dielectric is etched to form a self-aligned contact. After a plug formation layer(170) is formed on the resultant structure having the self-aligned contact, a CMP process is performed.
Patent KR-20030000435-A (KR)
Title: portable computer and control method of power thereof
Inventor: PARK HONG GIL
IPC: G06F1/00
Filed: 2001-06-25
Abstract: PURPOSE: A portable computer and a method for controlling the power of the portable computer are provided to limit the access of an unidentified user to the portable computer, and to reduce the power consumption when a password is identified by supplying the power to a system only when the password is identified. CONSTITUTION: The portable computer has a power supply unit(18) driven when a power switch(11) is turned on. A microcomputer(16) of the portable computer stores a matrix to control a DC/DC board(19) to supply the power to every hardware in the system and to sense the input signal of a password input unit(4). The microcomputer(16) includes a password storage(17) to store the password inputted by a user through a BIOS(Basic Input/Output System) program and a controller to decide if the password inputted through a keyboard is the same as the user password stored in the password storage(17) of the microcomputer(16).
Patent KR-20030001680-A (KR)
Title: System for maintaining database in exchange and method same
Inventor: LEE YONG SEONG
IPC: H04M3/22
Filed: 2001-06-26
Abstract: PURPOSE: A database maintenance system for a switch and a method therefor are provided to edit and generate an editing file of a database of the switch in a maintenance terminal, connect to the switch in a predetermined reservation time, correspond to the editing file, and automatically update the database of the switch. CONSTITUTION: An switch(10) has an input and output processing module(30) for transmitting and receiving data with the outside and DB(20) having information of a plurality of subscribers and exchange system information. The switch(10) configures a channel among a plurality of subscribers according to information of the DB(20), corresponds to a received DB editing file, and updates the DB(20) according to a DB correction command inputted through the input and output processing module(30). A DB maintenance terminal(40) has a data transmitting and receiving module(70) for connecting to the input and output processing module(30) and transmitting and receiving data, and a controller(60) for corresponding to the DB editing command inputted from the outside, editing and generating the DB file, storing the DB file, and setting a reservation time. When a current time is identical to the reservation time, the controller(60) transmits the DB correction command, and transmits the generated DB editing file.
Patent KR-20030000591-A (KR)
Title: Display control circuit, display memory and display device using these
Inventor: LEE HYEONG JUNG
IPC: H04N9/64
Filed: 2001-06-26
Abstract: PURPOSE: A display control circuit, a display memory, and a display device are provided to largely reduce power consumption of the display memory supporting a plurality of color palettes. CONSTITUTION: A display control circuit implementing a plurality of palette modes include a data encoder reducing display data for palette by receiving display data for palette output from a host and collecting significant bits, a display memory storing an output signal of the data encoder, a data decoder reading data from the display memory for restoring the data to the original display data for palette, and a palette memory outputting display data for display element corresponding to the restored display data for palette, wherein the display memory has the optimized bank structure to the plurality of palette modes and cells of the display memory which have not store the significant bits become disabled.
Patent KR-20030000660-A (KR)
Title: Photoresist monomer using cyclohexene derivatives and polymer thereof
Inventor: CHOI JAE HAK
IPC: G03F7/004
Filed: 2001-06-26
Abstract: PURPOSE: A photoresist monomer using a cyclohexene derivative, a photoresist polymer prepared from the monomer, its preparation method, a photoresist composition containing the polymer, a photoresist pattern formation method using the composition and a semiconductor device prepared by the method are provided, to improve the etching resistance, the heat resistance and the adhesive property of a photoresist polymer and to allow it to be developed in tetramethylammonium hydroxide aqueous solution. CONSTITUTION: The photoresist monomer is selected from the group consisting of 1-cyclohexen-1-carboxylic acid ester derivative represented by the formula 3 and 3-cyclohexen-1-carboxylic acid ester derivative represented by the formula 4, wherein R and R' are an acid-liable group, respectively. The photoresist polymer comprises a repeating unit containing at least one monomer selected from the photoresist monomer; and optionally the repeating unit contains further the co-monomer represented by the formula 29, wherein P is a substituted or unsubstituted linear or branched alkylene of C1-C10; P, P'' and P''' are H, OH, a linear or branched alkyl group of C1-C10 or a linear or branched hydroxyalkyl group of C1-C10, respectively; and n is an integer of 0-3. The photoresist composition comprises the photoresist polymer, a photoacid generator and an organic solvent.
Patent KR-20030001877-A (KR)
Title: Method for forming inter layer in semiconductor device
Inventor: SHIN HYEON SANG
IPC: H01L21/31
Filed: 2001-06-28
Abstract: PURPOSE: An interlayer dielectric formation method of semiconductor devices is provided to prevent a generation of void by forming a sloped spacer before depositing an interlayer dielectric. CONSTITUTION: A plurality of metal lines(22) are formed on a semiconductor substrate(20). By forming an oxide layer on the resultant structure and selectively etching the oxide layer using an RIE(Reactive Ion Etching), a sloped spacer(30a) having a good step-coverage is formed at both sidewalls of the metal lines(22). Then, an interlayer dielectric(70) is formed on the entire surface of the resultant structure.
Patent KR-20030002081-A (KR)
Title: Method of forming contact hole using double wet etch
Inventor: JUNG JIN GI
IPC: H01L21/28
Filed: 2001-06-30
Abstract: PURPOSE: A contact hole formation method of semiconductor devices is provided to increase a target of wet etching by performing two-step wet etching using a barrier layer. CONSTITUTION: An insulating layer(2) is formed on a semiconductor substrate(1). After forming a photoresist pattern(3) on the insulating layer(2), the insulating layer(2) is firstly wet-etched by using the photoresist pattern(3) as a mask. A barrier layer(4) made of polysilicon having a good step-coverage is formed at both sidewalls of the photoresist pattern(3) and at under-cut portion. The insulating layer(2) is secondly wet-etched by using the barrier layer(4) as a mask. After removing the barrier layer(4), a contact hole is formed by dry-etching the remaining insulating layer(2).
Patent KR-20010079418-A (KR)
Inventor: CHOE YONG KUN
IPC: H04B1/38
Filed: 2001-07-13
Abstract: PURPOSE: A prop for cellular phones is provided to conveniently and freely put up a cellular phone at a desired angle by making a prop intermittently rotated with coupling hollows, formed in the cellular phone, in the center. CONSTITUTION: Coupling hollows are formed at both sides of the upper part of the body(200) of a cellular phone body(100). Hooking slots are formed at a circular arc, formed around both coupling hollows, at regular intervals of a given angle. Prop separating guide slots are formed at the both sides of the lower part of the cellular phone body(200). A cellular phone prop(500) has coupling parts formed at the portions combined with the coupling hollows. Each of the coupling parts, provided with a washer and a stopper(510), is inserted into the inside of each coupling hollow from the external. After the inward inserted coupling parts are combined with hooking ball fixing plates, they are coupled by elastic members.
Patent KR-20020012507-A (KR)
Title: Control valve of variable displacement compressor
Inventor: ADANIYA TAKU
IPC: F04B49/00
Filed: 2001-08-06
Abstract: PURPOSE: A control valve of variable displacement compressor is provided to quickly change capacity of the compressor regardless of thermal load on an evaporator. CONSTITUTION: A control valve(CV) has displacement changed according to pressure in a crank chamber(4) and includes air supply passages(28) connecting the crank chamber to a pressure zone in which pressure is different from pressure in the crank chamber; a valve housing(45); a valve chamber(46) formed in the valve housing; a valve body(43) accommodated in the valve chamber to adjust opening size of the air supply passages; a pressure detective chamber(48) formed in the valve housing; a pressure detective member(54) dividing the pressure detective chamber into a first pressure chamber(55) and a second pressure chamber(56) so that pressure at a first location in a refrigerant circuit is impressed to the first pressure chamber, pressure at a second location in the refrigerant circuit which is downstream of the first location is impressed to the second pressure chamber, the pressure detective member moves the valve body according to pressure difference between the first pressure chamber and the second pressure chamber so that the displacement of the compressor is changed to counter fluctuation of the pressure difference and at least one of the first pressure chamber and the second pressure chamber forms a part of the refrigerant chamber.
Patent KR-20030013094-A (KR)
Title: Apparatus for Maintaining a head-gap of ink-jet printer
Inventor: LIM GWI TAEK
IPC: B41J25/304
Filed: 2001-08-07
Abstract: PURPOSE: A device for maintaining a head gap of an ink-jet printer is provided to regularly maintain the head gap and prevent the lowering of the print quality by preventing transformation of paper. CONSTITUTION: A device for maintaining a head gap of an ink-jet printer includes a base frame(30) having a pickup roller(31) protruded and rotated to a guide surface(33) facing a head(71) of a head assembly(70); an upper plate(40) installed on the base frame for supporting a friction roller(41) rotatively; a guide blade(50) installed on the upper plate for guiding the feeding direction of paper passed between the pickup roller and the friction roller toward the guide surface of the base frame; and a head gap maintaining guide member(60) having the other end connected to the end part of the guide blade to make one end contact to the guide surface by self-weight, so that the head gap maintaining guide member guides the paper fed being guided by the guide blade to be closely adhered to the guide surface.
Patent KR-20020070757-A (KR)
Inventor: HIYAMA IKUO
IPC: G09G3/32
Filed: 2001-08-29
Abstract: PURPOSE: To provide a display device which receives display data in a PV link system, a picture compression system, or the like and normally display information of a large information volume without considerable increase of the processing capability of a data processing circuit. CONSTITUTION: A display device is provided with pixels arranged like a matrix, pixel electrodes provided in the pixels, display elements which are provided in the pixels and perform display in accordance with voltages of pixel electrodes, a scanning line drive circuit 131 which supplies a scanning signal to a scanning line, a discrimination signal line drive circuit 132 which supplies a discrimination signal to a discrimination signal line, a preservation means which preserves the discrimination signal supplied from the discrimination signal line in the pixels, a gradation voltage line drive circuit 133 which supplies a gradation voltage to a gradation voltage line through which the gradation voltage is supplied to each pixel, a selection means which selects a gradation voltage supplied to the gradation voltage line on the basis of the discrimination signal preserved in the preservation means, a switching element which applies the selected gradation voltage to pixel electrodes, and a gradation write line drive circuit 135 which supplies a gradation write signal to a gradation write line which controls the switching element.
Patent KR-20010099103-A (KR)
Title: 통합 메시징 시스템의 메시지 확인 다중 표시 시스템 및방법
Inventor: YOO GWANG SEON
IPC: H04W4/12
Filed: 2001-08-30
Abstract: 본 발명은 통합 메시징 시스템의 메시지 확인 다중 표시 시스템 및 방법에 관한 것으로, 좀더 상세하게는, 통합 메시징 시스템의 각 서버를 통하여 수신된 사용자의 수신 메시지를 사용자가 특정 매체를 통하여 확인하였을 경우, 이를 판단하여 상기 서버에 표시하는 통합 메시징 시스템의 메시지 확인 다중 표시 시스템 및 방법에 관한 것이다. 
     본 발명에 따르면 통합 메시징 시스템의 각 서버에 전송된 메시지의 확인 매체를 구분하여 사용자에게 표시하여 줄 수 있으므로, 사용자는 자신에게 전송된 메시지를 자신이 어떠한 확인 매체를 통하여 확인하였는지를 쉽게 파악할 수 있어, 메시지의 보존, 삭제 등을 혼동하지 않고, 편리하게 관리할 수 있는 장점이 있는 유용한 발명이다.
Patent KR-20030018622-A (KR)
Title: Packet Switching Apparatus For Implementation Of Differentiated Service
Inventor: YANG TAEK HUN
IPC: H04L12/851
Filed: 2001-08-30
Abstract: PURPOSE: A device of exchanging packets is provided to transmit received IP data to a UTRAN(UMTS Terrestrial Radio Access Network) or a GGSN(Gateway GPRS Support Node), thereby supplying a differentiated service in an SGSN(Serving GPRS Support Node) for a packet service demanded by a UMTS(Universal Mobile Telecommunications System) network. CONSTITUTION: ATM interface modules(20,40) change traffic properties of data according to internal ATM QoS ranks to transmit the data to an ATM packet switch, or displays DS(Differentiated Service) code values in order to transmit data streams to an external IP network. If an SGSN is set by a boundary node according to service types, IP interface modules(30,50) divide the QoS ranks to transmit the data to the ATM interface modules(20,40). If the SGSN is set by an internal node, the IP interface modules(30,50) change the data according to the DS code values, and transmit the data to the external IP network.
Patent KR-20020067889-A (KR)
Inventor: ANDOU MASAHIKO
IPC: H01L21/225
Filed: 2001-08-31
Abstract: PURPOSE: To provide a thin film transistor which is prevented from becoming unstable in characteristics or from indicating an uneven characteristic by reducing the thickness of a high-resistance amorphous silicon film 4 and, at the same time, making the thickness of a contact layer 6 almost uniform. CONSTITUTION: This thin film transistor has a gate electrode 2 formed on a substrate 1, a gate insulating film 3 formed on the electrode 2 and substrate 1, and the high-resistance amorphous silicon film 4 formed on the insulating film 3. This transistor also has a drain electrode 7 and a source electrode 8 respectively formed on parts of the amorphous silicon film 4 through contact layers 6. The contact layers 6 are low-resistance regions formed by diffusing an impurity 5 in the amorphous silicon film 4 and the quantities of the impurity 5 diffused in the contacting portions of the layers 6 with the drain and source electrodes 8 are adjusted to >=0.01%.
Patent KR-20030021457-A (KR)
Title: The cooling structure of engine cylinder in vehicle
Inventor: YOO JAE DEOK
IPC: F02F1/14
Filed: 2001-09-06
Abstract: PURPOSE: An engine cylinder cooling structure for a vehicle is provided to uniformly distribute an internal temperature of a combustion chamber and to reduce contaminated material by circulating cooling water into an uppermost section of a liner forming the combustion chamber and naturally cooling a lower section of the liner. CONSTITUTION: An engine cylinder cooling structure includes a liner(10) having a protrusion protruded from an upper portion of a combustion chamber by a predetermined length(K). A body(20) has a resting terminal(20') so as to place the protrusion(10a) of the liner(10). A cooling insert(50) is inserted into first and second cooling channels(20a,20b) formed in the resting terminal(20') of the body(20) in order to cool the liner(10). A first cooling gallery space(60), which is an optimum cooling section(K') is formed adjacent to the first cooling channel(20a) and a second cooling gallery space(60') forming a high temperature cooling section(K'') is formed adjacent to the second cooling channel(20b).
Patent KR-20020021077-A (KR)
Title: Interior permanent magnet synchronous motor
Inventor: MATSUSHITA MANABU
IPC: H02K21/14
Filed: 2001-09-13
Abstract: PURPOSE: Interior permanent magnet synchronous motor is provided to restrain cogging torque and torque pulsation during feeding of electricity. CONSTITUTION: 2p magnetic salient pole sections consists of two groups of magnetic salient pole sections(9,10), a first group of which consists of p magnetic salient pole sections arranged so as to be spaced at equal intervals in the peripheral direction while having one magnetic salient pole section of a second group interposed between each of two adjacent magnetic salient pole sections, and the second group of which consists of p magnetic salient pole sections arranged so as to be spaced at equal intervals in the peripheral direction while having one magnetic salient pole section of the first group interposed between each of two adjacent magnetic salient pole sections. The open angle(α1) of the p magnetic salient pole sections of the first group is smaller than the open angle(α2) of the p magnetic salient pole sections of the second group. Then the open angles(α1,α2) are set to satisfy the expression α2-α1≒2β-(2n-1)τs. n is a natural number. β is an angle between virtual center lines CL1 and CL2 of two adjacent magnetic salient pole sections which extend from the center of the shaft through the center of each salient magnetic pole sections. τs is the slot pitch of the stator core.
Patent KR-20030025013-A (KR)
Title: System for managing game process on on-line and Method for managing game porcess on on-line
Inventor: KIM YANG SIN
Filed: 2001-09-19
Abstract: PURPOSE: An online game progressing system and a method for the same are provided to execute the game in a short time by progressing the game in a state connecting to the Internet without a CD and executing the game through the selective download of a necessary game module. CONSTITUTION: A game server(30) comprises a web processor(301) for exchanging the data with a plurality of client PCs, a certification manager for judging the connection permission of the client PC, a charge processor(303) calculating and settling a game charge, a contents manager(304) managing the data necessary for the game and outputting the necessary data to the client PC, a file transmitter(305) transmitting the data outputted from the contents manager(304), and a load balance processor(306) supporting the stable and fast download of a file. The client PC requests the certification for permitting a connection, downloads and installs the data of a basic game module, and executes the game.
Patent KR-20030025553-A (KR)
Title: Vehicle's floor panel with curved surface
Inventor: KIM HYEON SEOK
IPC: B62D25/20
Filed: 2001-09-21
Abstract: PURPOSE: A floor panel for a vehicle with a curved surface is provided to absorb impact by dividing the floor panel into several parts and forming the curved surface. CONSTITUTION: A floor panel(10) for a vehicle with a curved surface has a beam(15). The beam is installed under the panel to both sides of the floor panel. Therein, the panel is divided into six parts(20) by the beam. Each beam is bent like a curve. Thereby, external vibration is reduced by destructive interference during moving on the surface of the panel. Therefore, vibration transmission to other components is prevented by absorbing vibration on the surface of the panel.
Patent KR-20030025697-A (KR)
Title: Valve for exhausting steam from rice cooker
Inventor: BANG CHAN MUN
IPC: A47J27/092
Filed: 2001-09-22
Abstract: PURPOSE: A steam discharge valve of a pressure rice cooker is provided to cut down expenses without waste of the discharge valve by replacing a control spring conveniently with separating an upper plate from a lower plate. CONSTITUTION: A steam discharge valve for a pressure rice cooker is composed of a control valve(2) installed in an upper lid for closing a first steam passage by a plunger with a spring and opening the first steam passage by internal pressure of the rice cooker; and a solenoid valve(3) connected to the first steam passage after operating the control valve, and installed in the upper lid to open a second steam passage larger than the first steam passage. The control spring is replaced conveniently at trouble of the control spring in the steam discharge valve.
Patent KR-20030026172-A (KR)
Title: An electronic payment method using unique cyber credit number
Inventor: LEE YUN JEONG
Filed: 2001-09-25
Abstract: PURPOSE: An electronic payment method is provided to enable a user to request a payment by using a unique cyber credit number, and to make the cyber credit number effective if certain conditions have to be satisfied. CONSTITUTION: A user accesses a home page of an electronic commerce server, and determines a commodity to be purchased(S15). The user executes an electronic wallet and transmits an ID and a password to a cyber credit number approval server for requesting a log-in(S16). The cyber credit number approval server transmits names of the credit card and the delivery places, registered at a member subscription process, to the electronic wallet of the user(S17). The user selects one among the transmitted credit card names and delivery places, transmits the selected credit card name and delivery place to the approval server, and requests the cyber credit number authentication server to send payment data, for example, a cyber credit number, an effective period, and delivery data(S18). The authentication server stores the cyber credit number at a secure storage(S19) and transmits the requested payment data to the electronic wallet(S20). Then, the electronic wallet automatically fills the payment data in a payment screen(S21), the user checks the filled payment data displayed on the payment screen and requests the electronic commerce server to process the payment(S22). Then the electronic commerce server requests a payment gateway to process the payment(S23), and the payment gateway transmits the payment data to a credit card company server(S24). The credit card company server requests the cyber credit number authentication server to check whether the cyber credit number is stored at the secure place(S25). The authentication server checks whether the cyber credit number is stored at the secure place(S26), and transmits the check result to the credit card company server(S27). Then the authentication server deletes the cyber credit number stored at the secure place(S28). The credit card company server executes an internal authentication process, and transmits the authentication result to the payment gateway(S29). Then the payment gateway transmits the authentication result to the electronic commerce server(S30).