baber/WOPTO huggingface dataset:
Patent KR-20020035398-A (KR)
Title: Transdermal drug delivery system using diclofenac diethyl ammonium
Inventor: CHOI YEONG GWON
IPC: A61K9/70
Filed: 2000-11-06
Abstract: PURPOSE: Provided is a transdermal anti-inflammatory agent which is suitable for applying to fingers and toes and transdermally delivers drug using diclofenac diethyl ammonium. CONSTITUTION: The transdermal anti-inflammatory agent comprises a backing film(1) protecting drugs; a matrix film(2) containing effective drugs including diclofenac diethylammonium; and a release liner film(3) to be removed before applying to the skin. It is made from a transparent polymer film having a thickness of 25 to 100 micrometer, tensile strength of 200 to 1000 kg/cm2, and flexibility of over 200%.
Patent KR-20010070197-A (KR)
Title: Preventing stickiness of high-boiled confections
Inventor: LEADBEATER JOHN MICHAEL
IPC: A23P20/10
Filed: 2000-11-09
Abstract: PURPOSE: Provided is a coated hard-boiled confection which can be prevented from stickiness. CONSTITUTION: This hard-boiled confectionery is coated with a solid fat or fat derivative having a melting point of 25deg.C to 65deg.C, preferably 30deg.C to 40deg.C. The coating can be used in amounts more than 20 times less than previously used, and be transparent and tasteless while still providing coated hard-boiled confections which have substantially reduced stickiness compared with non-coated hard-boiled confections. A method for applying the molten solid fat to hard-boiled confectionery comprises applying coat to the surface of hard-boiled confectionery, and cooling the coat to solidify the coat.
Patent KR-20020037088-A (KR)
Title: Stiction-free release method of microstructure for fabrication of MEMS device
Inventor: CHOI CHANG EOK
IPC: H01L21/311
Filed: 2000-11-13
Abstract: PURPOSE: A method for floating a micro-structure for fabricating devices of MEMS(Micro Electro Mechanical System) without stiction is provided to float a micro-structure without stiction and residues by etching a sacrificial layer as an intermediate layer. CONSTITUTION: Anhydrous fluoride and bubbled alcohol vapor supply process is performed. An anhydrous fluoride supply portion, an alcohol supply portion, an anhydrous fluoride transfer path, and an alcohol transfer path are maintained under a temperature higher than a boiling point of an alcohol vapor. A vapor etch process is performed by controlling the temperature and a pressure to a vapor phase region of a phase equilibrium diagram of water. A sacrificial layer is removed from a lower portion of a micro-structure layer. In the vapor etch process, an etch pressure is maintained under 25 to 75 Torr and an etch temperature is maintained under 25 to 80 degrees centigrade.
Patent KR-20020040300-A (KR)
Title: voice recognition system and control methode for computer
Inventor: SIM HYEON DAE
IPC: G10L15/22
Filed: 2000-11-24
Abstract: PURPOSE: A voice recognition system using a computer and a method for controlling the same are provided to enable voice recognition regardless of voice or tone of a user, though a procedure of correcting a voice recognition pattern is not performed, and to automatically recognize a hyper link unit for page change if a voice command is received while executing Web browser. CONSTITUTION: In a voice processing unit(50), a voice recognizer(52) has a voice recognition engine, and a voice synthesizer(54) synthesizes character data stored in a read buffer to output a voice signal. A system control unit(30) digitalizes voice inputted through a microphone(40) for transmission to the voice processing unit(50) and controls a system according to a command recognized in the voice processing unit(50). The system control unit(30) delivers voice data transmitted from the voice processing unit(50) to a speaker(42) to output voice at a read mode, and inputs and outputs data to a mail server(44) and a Web server(46) over the Internet. The microphone(40) receives user's voice. The speaker(42) outputs voice for the read of contents output through the system control unit(30) at a read mode. Interfaces(32,34) deliver signals inputted/output from the microphone(40) and the speaker(42) to the system control unit(30), and intermediate between the system control unit(30), the mail server(44) and the Web server(46) over the Internet. And a voice database(60) stores voice words for recognition.
Patent KR-20020041139-A (KR)
Title: A device for removing tar from a avaporizer for LPG car and a method thereof
Inventor: JANG GYEONG JUN
IPC: F02M21/02
Filed: 2000-11-27
Abstract: PURPOSE: A tar eliminating apparatus of a vaporizer for an LPG(Liquefied petroleum gas) vehicle and a method thereof are provided to use conveniently, and to prevent engine idle trouble, starting delay and lowering of engine output by automatically and periodically removing tar generated in evaporating LPG. CONSTITUTION: A tar removing device of a vaporizer for an LPG vehicle is composed of a starting sensor(1) detecting starting of an engine; a vehicle speed sensor(3) detecting speed of the vehicle; a solenoid valve(7) installed in a tar discharge pipe(5) to open and close the tar discharge pipe; and an electronic control unit(9) accumulating travel distance according to engine driving time calculated based on the signal from the staring sensor and average vehicle speed operated based on the signal from the vehicle speed sensor. The electronic control unit eliminates tar by driving the solenoid valve in case of the total travel distance to be over the critical value. Convenience is improved with eliminating tar from the vaporizer of the LPG vehicle periodically and automatically.
Patent KR-20020046030-A (KR)
Title: A relay system for screening information and method for employing thereof
Inventor: PARK YEONG CHEOL
IPC: H04H20/02
Filed: 2000-12-12
Abstract: PURPOSE: A video information transmission intermediating system and a method of operating the system are provided to transmit various video information items to a desired destination at a desired data and time. CONSTITUTION: A video information transmission intermediating system includes a user terminal(100), an advertisement mediation server(200), a set-top box, a display panel and a showing and monitoring device(300). The user terminal connects with a web site managed by an advertisement mediator to search and register video information and video information showing information values with respect to video information transmission date, time and destination. The advertisement mediation server receives the video information and video information showing information values to generate standard format showing data, manages a showing schedule of the showing data and calculates the number of circulating population to provide the calculated number to the user terminal at the user terminal's request. The set-top box transmits showing schedule organization data and showing records, performs insertion, deletion and rescheduling of bank data, and carries out erasure of video information. The display panel is connected to the set-top box and displays images according to the showing schedule controlled by the set-top box. The showing and monitoring device is selectively connected with the set-top box and includes a web camera for photographing circulating population.
Patent KR-20020055180-A (KR)
Title: Package having a multi-array pin
Inventor: HWANG MYEONG EUN
IPC: H01L23/48
Filed: 2000-12-28
Abstract: PURPOSE: A package having multi align pins is provided to reduce fabricating cost, by making the package vary to a modification of a chip design so that the package does not need to be re-designed additionally. CONSTITUTION: A chip is built in a package body(11). The align pins are aligned in each side surface of the package body, vertically symmetrical to each other with respect to the length direction of the package body and connected to the chip. The align pins are composed of the first and second align pins. The first align pins extend from each side surface of the package body to a direction and are aligned. The second align pins extend from each side surface of the package body to be symmetrical to the first align pins and are aligned.
Patent KR-20020058205-A (KR)
Title: Circuit board and semiconductor package using it
Inventor: DO WON CHEOL
IPC: H01L23/12
Filed: 2000-12-29
Abstract: PURPOSE: A printed circuit board and a semiconductor package using the same are provided to perform easily a flux dotting process and a ball bumping process and realize easily a fine pitch of a ball array. CONSTITUTION: A chip loading portion(14) is formed on a center portion of an upper face of a resin layer(11). A semiconductor chip is adhered to the chip loading portion(14). Circuit patterns(12) having bond fingers(12a) are formed on an outer circumference of the chip loading portion(14). The circuit patterns(12) having ball lands(12b) are formed on a lower face of the resin layer(11). The circuit patterns(12) of the upper face and the lower face of the resin layer(11) are connected to each other by a via hole(13). An insulating solder mask(15) is coated on a whole surface of the resin layer(11) except for the bond fingers(12a) and the ball lands(12b) and the circuit patterns(12). A concave portion(12c) is formed on the exposed ball land(12b).
Patent KR-20010023657-A (KR)
Title: 에어컨 캐비넷용 조립체
IPC: F24F13/20
Filed: 1998-09-08
Abstract: 벽과 이 벽에 결합되면서 뻗어나오는 프로파일 부분을 포함하여 이루어지되, 상기 프로파일 부분은 상기 벽이 에어컨 캐비넷의 내벽을 형성하는 캐비넷 패널의 면들과 접촉하지 않는 방식으로 캐비넷 패널과 결합될 수 있고, 상기 벽과 프로파일 부분은 열전도율이 낮고 캐비넷의 안쪽이나 바깥쪽에 응결이 실질적으로 회피될 수 있도록 선택된, 에어컨 캐비넷의 하나 이상의 패널과 서로 결합되는 에어컨 캐비넷용 조립체가 개시되어 있다.
Patent KR-20010015598-A (KR)
Title: 에틸렌성 불포화 결합을 포함하는 단량체의 중합을방지하는 조성물, 및 이의 제조방법
IPC: C07C43/20
Filed: 1998-09-22
Abstract: 본 발명은 에틸렌성 불포화 단량체의 라디칼 중합을 방지하기 위한 조성물에 관한 것인데, 상기 조성물이 하나 이상의 카테콜 유도체 및 하나 이상의 방향족 에테르를 함유하는 것을 특징으로 한다.
Patent KR-20010015782-A (KR)
Title: 적재패턴 작성방법
IPC: B65H54/28
Filed: 1998-10-23
Abstract: 팔레트의 평면형을 도시한 영역(22)을 컴퓨터의 표시화면에 표시하고, 상기 화면의 영역(22)과는 별도의 장소에 상기 물품의 평면형과 방향을 도시하는 도형(23)을 표시하고, 상기 화면상에서 도형(23)을 영역(22)의 원하는 위치로 이동시켜 원하는 방향으로 방향을 변경함으로써 도형(23)의 영역(22) 내에서의 배치를 결정하며, 마찬가지로 도형(23)의 표시와 배치의 결정을 반복하여 상기 팔레트 위의 물품 적재패턴을 작성한다.
Patent KR-20010031991-A (KR)
IPC: C12N15/12
Filed: 1998-11-10
Abstract: (1) A human lysophosphatidic acid (human LPA) receptor, (2) a method for screening an antagonist or agonist, comprising using a human LPA receptor protein, (3) an LPA inhibitor comprising the human LPA receptor, (4) a method for producing the human LPA receptor, (5) a monoclonal or polyclonal antibody against the human LPA receptor, (6) a cDNA encoding the human LPA receptor, (7) a replication or expression vector carrying the above cDNA, and (8) a host cell transformed with the above replication or expression vector.
Patent KR-20010032927-A (KR)
Title: 미끄럼 방지 물품
IPC: C08L33/00
Filed: 1998-04-10
Abstract: 본 발명은 이면에 접착제가 있는 물품, 이의 제법 및 이 물품을 포함하는 키트에 관한 것이다. 본 발명의 물품은 백킹의 주요면에 부착된 내유성 접착제 및 백킹을 포함하는 미끄럼 방지 재품을 제공하고자 하는 것이다. 본 발명의 한 특성에서, 제1의 주요면 및 제2의 주요면을 포함하며 미끄럼 방지면을 제공하도록 제1의 주요면을 텍스쳐 가공 처리한 백킹, 
     유분이 많은 환경에 노출시 사용하는데 있어서 박리 저항을 갖도록 제제화된 감압 접착제가 백킹의 제2의 주요면에 배치되어 있는 감압 접착제를 포함하는 물품이 제공되며, 이때 상기 감압 접착제는 
     (a) 아크릴산, 
     (b) N-비닐 함유 단량체 1 종 이상, 
     (c) 이소옥틸 아크릴레이트, 2-에틸헥실 아크릴레이트 및 이들의 조합물로 구성된 군에서 선택된 아크릴레이트 1 종 이상, 
     (d) 임의로, 20 중량% 미만의 플루오로알킬 실록산 및 (e) 임의로 가교제의 중합화 반응 생성물을 포함하는 것인 물품을 제공하고자 하는 것이다.
Patent KR-20010024846-A (KR)
IPC: A61P43/00
Filed: 1999-01-11
Abstract: 본 발명은 당뇨병 치료에 이용되는 화학식 Ⅰ의 화합물에 관한 것이다. 
     [화학식 Ⅰ]
Patent KR-20010034240-A (KR)
IPC: A61P27/14
Filed: 1999-01-19
Abstract: The present invention provides a pharmaceutical composition containing 2-amino-2-Ä2-(4-octylphenyl)ethylÜpropane-1,3-diol or a pharmaceutically acceptable acid addition salt thereof, and cyclodextrin as a stabilizer, and where necessary, saccharide, which can be prepared into a liquid agent, and which is useful for the suppression of rejection in organ or bone marrow transplantation, immunosuppressive sustention therapy therefor or the treatment of autoimmune diseases.
Patent KR-20010042722-A (KR)
Title: 진공 공정의 오버헤드가 거의 0인 동기 다중화 방법 및 장치
IPC: H01L21/3065
Filed: 1999-04-13
Abstract: 작업물은 다수의 다운스트림 또는 실내 반응기간의 공용 무선 전원 주파수(22)를 교대로 반복해 스위칭하고, 공정실 중 동작하는 진공의 공정실에서 작업물을 실제로 처리하는 동시에 로봇이 대기압에서 다른 하나의 공정실의 다음 다른 하나의 작업물 처리와 관련된 오버헤드 작업을 수행하는 방법으로 연속적으로 제조된다.  교대로 공정실에서 작업물을 실제로 처리하는 것은 중복되지 않으며, 로봇은실제로 처리 단계 동안 모든 준비 작업을 시작하고 끝냄으로써, 사실상의 0 오버헤드(zero overhead)를 제공한다.  시스템 구조는 함께 작동하는 2중 공정실을 제외하고는 모든 불필요한 성분을 제거해 준다.  바람직한 형태는 공용 극초단파 전원(22)과 공용 진공 펌프(6) 및 공용 스로틀 밸브를 포함한다.
Patent KR-20010042988-A (KR)
Title: 음성 신호를 디코딩하기 위한 방법 및 장치
IPC: H03M7/30
Filed: 1999-04-23
Abstract: 본 발명은 산술 및/또는 시프팅 연산 동안 음성 디코더의 정밀도를 증가시키는 것에 관한 것이다.  포기된 비트의 최상위 비트는 라운딩 업 연산을 위해 계산 된다.
Patent KR-20010043024-A (KR)
Title: 제어시스템, 표시장치 및 제어용호스트컴퓨터 및데이터전송방법
IPC: G06F13/00
Filed: 1999-04-23
Abstract: 종래는 오로지 제어유니트(2)에 있어서 제어상태의 표시만으로 사용했던 표시장치(3)을 데이터통신을 중심으로서 사용하고, 그 표시장치(3)내에서 제어유니트(2) 상호간 또는 제어유니트(2)와 데이터처리장치(7)과의 사이의 데이터 통신을 행하는 경우에 있어서 통신프로토콜의 변환장치를 행한다. 이것에 의하여, 복수대의 제어유니트(2)를 연동시켜 사용하는 제어시스템(1)에 있어서, 제어유니트(2)를 본래의 기능인 I/O제어에 전념시키는 것이 가능하고, 제어유니트(2)의 부담이 경감된다. 또한 데이터 처리장치(7)과 제어유니트(2)에는 무수히 존재하는 제어유니트(2)의 통신프로토콜을 고려할 필요를 없애고, 소프트웨어의 작성에 필요로 하는 시간들을 삭감 가능하게 한다.
Patent KR-20010052361-A (KR)
Title: 부가 정보를 전달하기 위해 소정의 임의 접근 채널슬롯에서의 접근 요구 방법 및 장치
IPC: H04W84/04
Filed: 1999-04-15
Abstract: 복수의 무선전화 트래픽중의 하나에 대한 무선전화에 의한 접근 요구가 무선전화에 의한 접근 요구에 관한 정보에 기초하여, 반복하는 일련의 임의 접근 채널(RACH) 슬롯의 소정의 하나에 매핑된다. 따라서, 접근 요구가 위치된 RACH 슬롯은 접근 요구에 관한 부가 정보를 전달한다. 이 부가 정보는 RACH 프로토콜을 변경하거나 RACH 슬롯의 길이를 확장할 필요 없이 전달 또는 디코드될 수 있다.
Patent KR-20010083060-A (KR)
IPC: A61K31/365
Filed: 1999-06-21
Abstract: The invention relates to epothilone analog represented by the formula I   
wherein 
(i)  R 2   is absent or oxygen;  "a"  can be either a single or double bond;  "b"  can be either absent or a single bond; and  "c"  can be either absent or a single bond, with the proviso that if  R 2   is oxygen then  "b"  and  "c"  are both a single bond and  "a"  is a single bond; if  R 2   is absent then  "b"  and  "c"  are absent and  "a"  is a double bond; and if  "a"  is a double bond, then  R 2 , "b"  and  "c"  are absent;  R 3   is a radical selected from the group consisting of hydrogen; lower alkyl; -CH=CH 2 ; 
-C¡CH; -CH 2 F; -CH 2 CI; -CH 2 -OH; -CH 2 -O-(C 1 -C 6 -alkyl); and -CH 2 -S-(C 1 -C 6 -alkyl);  R 4   and  R 5   are independently selected from hydrogen, methyl or a protecting group; and  R 1   is as defined in the specification, or a salt of a compound of the formula I where a salt-forming group is present. A further aspect of the invention is related to the synthesis of epothilone E.  These compounds have inter alia microtubuli depolymerisation inhibiting activity and are e.g. useful against proliferative diseases.
Patent KR-20010078142-A (KR)
Inventor: SATO YOJI
IPC: F26B9/06
Filed: 2001-01-30
Abstract: PURPOSE: A drier is provided to prevent a work from being corrugated or curved, maintaining precision including flatness of the work and conveying a plurality of the works densely so as to dry the same efficiently in a drying process of a sheet-like work. CONSTITUTION: A hanger(14) is formed, when being hung, in a frame which is constituted so as to hold the work(10) from at least three sides containing a horizontal top side and left and right sides vertical to the top side. A clip(15) is provided for clipping and holding the work(10) on the respective sides corresponding to the above three sides.
Patent KR-20020065155-A (KR)
Title: Optical pickup
Inventor: LEE MAN HYEONG
IPC: G11B7/1376
Filed: 2001-02-06
Abstract: PURPOSE: An optical pick-up device is provided to reduce working distance, to prevent transformation of optical noise and servo-signal, and to remove a numerical aperture control device by forming optical systems of different-size disks as finite optical systems. CONSTITUTION: An optical pick-up device includes a first finite optical system and a second finite optical system. The first finite optical system has a first beam source(100), an objective lens(120) for collecting beam emitted from the first beam source in a disk(130) suitable for the first beam source, and a first collimator lens(110) for transmitting the beam emitted from the first beam source to the objective lens. The second finite optical system has a second beam source(200), an objective lens for collecting beam emitted from the second beam source in a disk(230) suitable for the second beam source, and a second collimator lens(210) for transmitting the beam emitted from the second beam source to the objective lens.
Patent KR-20020065774-A (KR)
Title: A red emitting phosphor for low-voltage applications and a method of preparing the same
Inventor: PARK GYU CHAN
IPC: C09K11/77
Filed: 2001-02-07
Abstract: PURPOSE: Provided are a low voltage red phosphor having improved life while retaining a brightness of phosphor by allowing a phosphor matrix consisting of alkali earth metal and oxide of titanium to comprise rare earth element, group 3B element, and Zn, and a method for producing the same. CONSTITUTION: The low voltage red phosphor comprises a phosphor matrix consisting of alkali earth metal and oxide of titanium; and rare earth element, group 3B element in periodic table and Zn element, which are added to the phosphor matrix. The alkali earth metal is selected from the group consisting of Mg, Sr, Ca and Ba. The rare earth element is selected from the group consisting of Ce, Eu, Tb, Er, Tm, Pr and Dy. The amount of added rare earth element is 0.05-5 mol%. The group 3B element is selected from the group consisting of Al, Ga, In and Tl. The amount of added group 3B element is 0.05-80 mol%.
Patent KR-20010069268-A (KR)
Title: Apparatus for transceivering of advanced RASER wireless optical communication system
Inventor: CHOI WON HA
IPC: G02B6/42
Filed: 2001-02-24
Abstract: PURPOSE: An improved transmitter/receiver apparatus of a laser wireless optical communication system is provided to improve transmitting/receiving efficiency using laser diode to which optical collimator and optical fiber are connected. CONSTITUTION: The laser diode(10) oscillates laser ray. The optical fiber(30) delivers the laser ray oscillated by the laser diode(10). The optical collimator(40) transmits the laser ray delivered through the optical fiber(30) by target transmission distance. The laser diode(10) is a pig tail optical laser diode and the optical fiber(30) is for delivering single mode optical signal to reduce loss due to diverging angle of the laser diode(10). The sheath of the optical collimator(40) is composed of plated metal tube and the glass tube is formed on inside of the plated metal tube.
Patent KR-20020070587-A (KR)
Title: Lithium secondary cells which have improved ion conductivity and method for producing the same
Inventor: OH WAN SEOK
IPC: H01M2/18
Filed: 2001-03-02
Abstract: PURPOSE: Provided are a polymer battery having improved internal resistance and high efficiency discharge capacity, and increased battery capacity, and a method for producing the same. CONSTITUTION: The lithium secondary battery which consists of anode, cathode and polyelectrolyte, and is formed by laminating a separator between the electrodes, is characterized in that resin sheet used in the separator has porosity of 80-90%. The method for producing the battery comprises the steps of (i) forming a polyelectrolyte comprising polymer material, lithium salt and organic solvent on surface of electrode or separator, and drying the polyelectrolyte, (ii) inserting a dielectric resin sheet having porosity of 80-90% between cathode and anode to form a pole plate group, and cutting or winding the pole plate group to enclose the pole plate group into battery case; and heat-compressing the battery case.
Patent KR-20010087286-A (KR)
Title: Electrically insulating crosslinked thin-film-forming organic resin composition and method for forming thin film therefrom
Inventor: KOBAYASHI AKIHIKO
IPC: H01L21/312
Filed: 2001-03-02
Abstract: PURPOSE: To obtain an electric insulating crosslinked film-forming organic resin composition having a small dielectric constant and heat resistance and excellent adhesion to the surface of an electronic device, and to provide a method for efficiently forming, on the surface of an electronic device, an electric insulating crosslinked film having a small dielectric constant and heat resistance and excellent adhesion to the surface of the electronic device. CONSTITUTION: The electric insulating crosslinked film-forming organic resin composition comprises at least (A) an electric insulating organic resin having a silicon atom-bonded hydrogen atom or a silicon atom bonded-alkenyl group and (B) a solvent. The method for forming an electric insulating crosslinked film comprises coating the above composition on the surface of an electronic device, evaporating a part of the solvent or the entire solvent, and then heating or irradiating the resulting film with high energy rays to crosslink the electric insulating organic resin in the above composition.
Patent KR-20020003800-A (KR)
Title: Clothes having cup
Inventor: MIYAKE ZO
IPC: A41C3/00
Filed: 2001-03-08
Abstract: PURPOSE: To provide a clothing with cup parts having such a structure that the wearer's busts can be strongly and effectively lifted by shoulder cords. CONSTITUTION: This clothing with cup parts has the following structure: a bust-lifting fabric 12 is partially provided to a part of the lower cup portion of each of right and left cup parts on which at least bust weight is most loaded (the part right under the bust top), the upper end or the intermediate portion between the upper end and the lower end of the bust-lifting fabric 12 is positioned near the wearer's bust top, the bust-lifting fabric 12 is directly connected to a shoulder strap 25 so as to directly pull up the bust-lifting fabric 12 with the shoulder cord 25, and thereby the wearer's bust is lifted using the bust-lifting fabric 12.
Patent KR-20020073918-A (KR)
Title: Process for preparing cefuroxime axetil of the amorphous form
Inventor: HAN SIN
IPC: C07D501/12
Filed: 2001-03-17
Abstract: PURPOSE: Provided is a process for preparing amorphous form of cefuroxime axetil, thereby producing amorphous form of cefuroxime axetil, which is excellent in elution in a living body and has stability, in high yield and purity. CONSTITUTION: The amorphous cefuroxime axetil represented by the formula(1) is manufactured by the steps of: dissolving cefuroxime axetil in a polar organic solvent; passing CO2 gas therethrough; and adding a water soluble solution containing inorganic salts to precipitate amorphous cefuroxime axetil.
Patent KR-20010069450-A (KR)
Title: The instant drawing system and method therefor on the internet
Inventor: KIM JIN KOOK
Filed: 2001-03-23
Abstract: PURPOSE: A prompt lottery system and method on the Internet is provided to transparently and fairly manage an on-line prompt lottery by concretely opening the probability of prize winning to applicants, and by enabling somebody to verify the result. CONSTITUTION: An applicant performs a login to an event site(S11). In case that the applicant connects to the event site, rules for lottery are reported(S21). An application subject is displayed(S22). The applicant understands the rules and subject(S12). The applicant moves a mouse pointer to an application preparation area(S13). The event site displays a problem area of the subject to be provided to the applicant as a clue(S23). A limited time is measured(S24). Before the limited time passes, the applicant applies(S14). An answer area is displayed to the applicant(S26). An answer and applied contents of the applicant are displayed(S27). The applicant recognizes the result(S15). The applicant performs a logout(S16).