baber/WOPTO huggingface dataset:
Patent KR-20030051115-A (KR)
Title: The elbow changeable angle
Inventor: CHO MOON GEUN
IPC: F16L27/04
Filed: 2001-12-17
Abstract: PURPOSE: An elbow having a variable angle is provided to improve work efficiency, simplify the work process, and maintain airtightness by smoothly changing the angle. CONSTITUTION: In a trapezoid spherical shape, an inner globe(100) has an inlet port(3) with a fitting projection of a pipe passing and has a groove(6) in which circular sealings(5) are inserted, on the outer surface of the spherical shape. And an outer globe(200) has an outlet port(7) with a fitting projection of a pipe on a side of the trapezoid spherical shape and forms a covering surface covering the spherical outer surface of the inner globe. The outer globe is combined to the inner globe. Thus, piping is conveniently performed without regard to a change of an angle.
Patent KR-20010072190-A (KR)
Title: 패킷 통신 장치 및 송신 전력 제어 방법
IPC: H04B7/005
Filed: 2000-06-01
Abstract: 송신 전력 증가의 제어를 연속하여 수신하면, 송신국은 그 패킷에서는 전력을 증가시키지 않고, 다음 패킷 전송 시에 그 전력 제어를 반영시킨다.  혹은, 그 패킷에 대하여는 수신 품질을 판정하는 파일럿 신호 부분만 전력을 증가시키고, 데이터 부분은 전력을 증가시키지 않아 다음 패킷 전송 시에 데이터 부분의 송신 전력을 파일럿 부분에 맞춘다.
Patent KR-20010080675-A (KR)
Title: 수지 결합형 자석
IPC: H01F1/08
Filed: 1999-11-12
Abstract: 본 발명은 자기 특성이 매우 우수할 뿐만 아니라 형상 자유도, 성형성, 기계적 강도도 우수한 수지 결합형 자석을 제공하는 것을 목적으로 한다. 
     자성 분말과 수지 바인더로 이루어지는 조성물을 성형한 수지 결합형 자석으로서, 상기 수지 바인더가 적어도 1종의 불포화 폴리에스테르 수지 경화물을 주성분으로 하는 수지 결합형 자석인 것을 특징으로 한다. 
     상기 수지 바인더는 150℃ 이하의 온도에서 경화 가능한 과산화물 또는 그 반응물을 함유하고 있는 것이 바람직하며, 또한 자성 분말의 이방성 자장은 50 kOe 이상이고, 자성 분말의 입자의 50 중량% 이상은 입경 100μm 이하인 것이 바람직하다. 
     수지 결합형 자석은 사출 성형법, 사출 압축 성형법, 사출 프레스 성형법, 또는 트랜스퍼 성형법에 의해 성형함으로써 얻는다.
Patent KR-20010104310-A (KR)
Title: 단일칩 집적회로 모듈
IPC: H01L23/538
Filed: 1999-03-01
Abstract: 본 발명은 마이크로전자공학 디바이스의 소자 베이스에 관한 것으로, 좀 더 상세하게는 마이크로전자공학 디바이스의 가장 중요한 소자들중 하나인, 즉 패키지된 IC 칩(단일칩 IC 모듈)에 관한 것이다. 본 발명은 다양한 목적을 위한 전자장비의 디자인과 제조에 폭넓게 사용될 수 있다. 본 발명의 단일칩 IC 모듈은 평탄한 플레이트 형상의 베이스를 포함한다. 그 베이스의 외주연은 출력 접촉플러그가 고정된 소정의 좌표시스템에 정렬된 홀들을 포함한다. 상기 베이스위에는 하나의 프레임이 고정된다. 상기 프레임은 메탈라이즈 홀들을 상기 프레임 표면상의 전기전도성 트랙에 연결하는 전기전도성 트랙들 뿐만 아니라 IC 칩을 포함한다. 프레임과 IC 칩은 IC 칩을 위해 그 중심부에 하나의 만곡부를 형성하는 플레이트 형상의 커버에 의해 밀폐된다. 반면에, 베이스의 홀의 좌표시스템과 일치하는 하나의 좌표시스템에서 커버 플레이트의 외주연에는 홀들이 형성된다. 접촉 플러그들은 상기 홀에 삽입되는 반면에, 커버와 베이스는 함께 IC 칩을 위한 밀폐공간을 형성하고 이에 의해 외부환경으로부터 IC 칩이 보호된다.
Patent KR-20010102068-A (KR)
Title: Cosmetic compositions for photoprotection of the skin and/or hair containing a benzotriazole derivative and a triazine bis-resorcinyl
IPC: A61Q5/02
Filed: 2000-02-03
Abstract: Topically applicable sunscreen/cosmetic compositions suited for the improved photoprotection of human skin and/or hair against the damaging effects of UV-irradiation, particularly solar radiation, comprise an effective SPF-maintaining and water remanence-enhancing amount of intimate admixture of (a) at least one benzotriazole first sunscreen compound and (b) at least one bis-resorcinyltriazine second sunscreen compound, formulated into (c) a topically applicable, cosmetically acceptable vehicle, diluent or carrier therefor.
Patent KR-20010108261-A (KR)
IPC: B05D7/24
Filed: 2000-02-25
Abstract: 압축 성형에 대한 안정성 및 내견인성(dragging resistance)이 우수하고, 주성분으로 수계 폴리우레탄 조성물(A) 및 상기 수계 폴리우레탄 조성물 고체 함량에 대하여 1 ~ 30 wt.% 의 윤활성 부여제(B)를 함유하는 알칼리 가용성 윤활 피막 형성 가능한 코팅 조성물; 및 윤활 표면을 갖고 우수한 압축 성형성 및 내견인성을 갖도록 처리되고, 상기 코팅 조성물이 건조 기저 상에 0.5 ~ 5 두께로 코팅된 것이 특징인 금속 제품. 바람직하게, 상기 코팅 조성물은 또 다른 주성분으로 실리카 입자(C)를 수계 폴리우레탄 조성물 고체 함량에 대하여 1 ~ 30 wt.% 의 양으로 포함한다.
Patent KR-20010108445-A (KR)
IPC: A61K8/67
Filed: 2000-03-20
Abstract: 계면활성제, 분산된 양이온성 중합체 입자 및 소입자 유용제를 포함하는 안정한 수성 액체.  상기 분산된 중합체는, 용액 중의 입자를 안정시키기 위한 추가의 구조화제를 필요로 하지 않으면서, 유용제와 상호작용한다.  또한, 희석시에, 양이온 침착이 증대된다.
Patent KR-20020020719-A (KR)
IPC: H05K13/04
Filed: 2000-05-17
Abstract: 기판상에 삽입될 소자가 라인내에 정렬된 다수의 처리 영역(6, 11)에 분배될 때, 만약 삽입될 소자가 적다면 이는 기판(1)상의 부가적인 마킹의 측정과 삽입 헤드(4)상의 다수의 홀딩 디바이스(5)의 양자화를 수반하므로 불편한 휴지시간을 가져온다.  본 발명에 따르면, 만약 삽입될 소자가 적다면 이러한 모든 소자들은 하나의 처리 영역(6)내에 삽입된다.  만약 다수의 전송 디바이스(7, 12)가 사용된다면, 이는 다수의 독립적으로 동작하는 삽입 라인을 가져오게 된다.
Patent KR-20020016822-A (KR)
IPC: E02F9/26
Filed: 2000-05-24
Abstract: 본 발명은 동력 기계(10)상의 유압 및/또는 전자-기계적 액츄에이터 또는 전기 액츄에이터(64, 66, 67) 제어용의 컴퓨터에 기반한 제어 시스템(50)과의 사용자 인터페이스에 관한 것이다.  사용자 인터페이스는 성능 및 유용성을 증진하기 위한 하나 이상의 구성을 제공한다.
Patent KR-20030060477-A (KR)
Inventor: SHIN YEONG GYO
IPC: H01J11/36
Filed: 2002-01-09
Abstract: PURPOSE: A plasma display panel is provided to achieve improved luminance of the plasma display panel by widening the discharge space. CONSTITUTION: A plasma display panel comprises a plurality of address electrodes(62X); a plurality of first and second bus electrodes(58Y,58Z); a plurality of first electrodes(60Y) extended alternately from the first bus electrodes; a plurality of second electrodes(60Z) extended from the second bus electrodes in such a manner that the second electrodes are opposed to the first electrodes; a first barrier rib arranged to cross the first and second bus electrodes; and a second barrier rib arranged in parallel to the first and second bus electrodes, and which has a plurality of grooves.
Patent KR-20030063560-A (KR)
Title: A voice recorder having function of image scanner and processing data thereof
Inventor: LEE SANG YONG
IPC: G06K7/00
Filed: 2002-01-22
Abstract: PURPOSE: A voice recorder with an image scanning function and its data processing method are provided to integrate an image scanning function with an existing voice recorder so that it can output sound corresponding to the scanned text. CONSTITUTION: The device comprises a CPU(1), a voice I/O module(2), a display(3), a memory(4), a data bus and interface(5), a key operation module(6) and an image scanner(7). The voice I/O module(2) is connected to the CPU(1), and the display(3) displays an operation state of the CPU(1). The memory(4) stores voice data under a control of the CPU(1). The data bus and interface(5) is connected to the CPU(1) and a personal computer(20). The key operation module(6) enables a user to select an operation mode of the CPU(1), and the image scanner(5) is connected to the CPU(1) via the data bus. The voice recorder has not only a simple voice record function, but also a voice output function of outputting a voice corresponding to the scanned text or the text data transmitted from the personal computer(20).
Patent KR-20020062841-A (KR)
Inventor: IKUTA TAKESHI
IPC: A01K89/015
Filed: 2002-01-24
Abstract: PURPOSE: To seal the shaft-shaped first member and the second member arranged on the periphery thereof while suppressing deterioration of rotation performances without using members and spaces for fixing in a structure sealing the both. CONSTITUTION: This seal structure is equipped with a friction disk 36 having a shaft-shaped hub part 36b of a levered lug type double-bearing reel, a cover member 39 and a seal member 65. The cover member 39 is a member having an open hole 39a arranged on the periphery of the hub part 36b and relatively rotating with the friction disk 36. The seal member 65 is a member having a cylinder part 65a made of an elastic material and capable of being mounted on the hub part 36b and a seal part 65b integrally formed to a tapered shape to the open hole 39a on the peripheral surface of the cylinder part 65a and having the tip capable of being touched with a contact face 36c of the open hole 39a, sealing the gap between the both members of 36 and 39 and made of an elastic material.
Patent KR-20030065715-A (KR)
Title: Phase matching method using voltage difference between signals in monopulse receiver and phase matching apparatus
Inventor: KIM SO SU
IPC: G01S13/00
Filed: 2002-01-30
Abstract: PURPOSE: A phase matching method and apparatus using a voltage difference of signals in a monopulse receiver are provided to simply remove a phase error by measuring a power difference of a voltage difference of an IF terminal. CONSTITUTION: A signal is transmitted from an RF signal generator through a horn antenna. The signal transmitted from the horn antenna is received through a pulse antenna and separated into a sum signal(S signal) and a difference signal(D signal). A pilot signal is generated to make a radio of D signal to S signal constant in the aspect of a phase matching reference, and determine an azimuth angle between the horn antenna and the monopulse antenna. When the pilot signal is inputted to a 180 degree hybrid circuit, the circuit generates an S+D signal and an S-D signal from the S signal and the D signal received through a sum channel and a difference channel. A voltage difference between the S+D signal and the S-D signal is measured. A phase shifter is adjusted to maximize the voltage difference.
Patent KR-20020024232-A (KR)
Inventor: HUH CHUN GEUN
IPC: G06K7/10
Filed: 2002-02-07
Abstract: PURPOSE: A bar code reader is provided to acquire an images of a bar code without trembling, and to form a finder enabling the recognition of bar code position and easy adjustment of angles by eliminating a need for the adjustment of a focus. And the bar code reader does not need an additional camera light source by using natural light. CONSTITUTION: A bar coder reader has a built-in camera(300). A prism(200) is installed on a front part of the camera(300) and reflects a printed bar code to a front end of the camera(300). An incident surface(200-a) is crossed on the printed bar code, and a focus of the camera lens is directed to a position corresponding to the printed bar code. A finder(210) has a window formed on a body of the bar code reader where the prism(200) is formed and a reflective surface of the prism(200), to recognize an image of the bar code reflected by the prism(200). And a lower body of the bar code reader is formed in parallel with the incident surface(200-a) of the prism(200).
Patent KR-20030070408-A (KR)
Title: Drain board for soft ground
Inventor: KIM DAE SIK
IPC: E02D3/10
Filed: 2002-02-25
Abstract: PURPOSE: A drain board for consolidated acceleration drainage of poor ground is provided to maximize drainage efficiency by preventing lowering of discharge capacity. CONSTITUTION: In a drain board(1) for consolidated acceleration drainage of poor ground, a core(2) continuously forming abutments protruded outward and passages between abutments is inserted into a pocket-shaped nonwoven fabric(3). The nonwoven fabric passes water, while preventing earth and sand from coming in. Abutment-protecting members(4) forming plural through holes(40) are installed between the nonwoven fabric and the core.
Patent KR-20020025152-A (KR)
Inventor: AHN YONG JUN
IPC: A61K36/14
Filed: 2002-03-08
Abstract: PURPOSE: Provided is a composition containing an extract derived from a natural product, especially botanic essence which has a growth-inhibition activity against dandruff causing microorganism, or an antibacterial compound. Therefore, the composition has an excellent antibacterial activity against Pityrosporum ovale or Malassezia furfur and lower toxicity. CONSTITUTION: The composition comprises at least one botanic extract selected from the group consisting of Juniperus oxycedrus, Elettaria cardamomum, Juniperus communis, Carum carvi, Tagettes glandulifera, Anthemis nobilis, Coriandrum sativum, Cymbopogon nardus, Salvia officinalis, Pogostemon patchouli, Citrus bergamia, Pelargonium graveolens, Citrus aurantifolia, Citrus paradisi, Salvia sclerea, Pimento racemosa, Mentha piperita, Origanum vulgare, Myrtus communis, Eugenia caryophyllata, Eucalyptus globulus, Cananga odorata, Aniba rosaeodora, Citrus reticulata, Melaleuca tenuifolia, Cedrus atlantica, Eucalyptus citriodora, Artemisia absinthium, Boswellia carterii, Rosmarinus officinalis, Piper nigrum, Cymbopogon martini, Citrus aurantium, Thymus vulgaris, Citrus reticulata, Abies alba, Thymus masticina, Cymbopogon citratus, Mentha pulegium, Vetivera zizanoides, Citrus limonum, Mentha spicata, Eugenia caryophyllata, Capsicum annuum var.angulosum, Zinger officinalis, Myristica fragrans, Lavandula hybrida, Citrus aurantium, Citrus sinensis, Cupressus sempervirens, Santalum album, Ocimum basilicum, Thujopsis dolabrata var. hondai, Citrus unshiu, Foeniculum vulgare, Cinnamomum sieboldii, Cinnamomum cassia, Asarum heterotropoides, Gentianopsis barbata and Zingiber officinale.
Patent KR-20020029356-A (KR)
Inventor: PARK JONG HYOUK
Filed: 2002-03-12
Abstract: PURPOSE: An online advertisement method is provided to increase the online advertisement effect by inducing a user to consciously recognize the advertisement in the course of inputting an advertisement string or voice wanted by the advertisement. CONSTITUTION: The method comprises a main server(100) processing the data needed for a control of respective device in a web site and the site management and proving a service to a user, an auxiliary server(110) providing the service environment of user and processing the text, image and voice data used by the advertisement, a program(120), an advertisement database, and a database(130) storing the system, user and management information needed to manage the web site. The program provides a data process algorithm to the auxiliary server in order to apply the text, image and voice data to the online environment of user and controls the processing and the movement of cursor. The process of auxiliary server comprises comparing the advertisement text string inputted by a user with the quantized data value of previously stored advertisement text string, spectrum analyzing the quantized data of advertisement voice inputted by the user, and comparing the quantized data with a pattern matching system by searching the advertisement data.
Patent KR-20030077206-A (KR)
Inventor: JUN CHANG GEUN
IPC: H02K37/24
Filed: 2002-03-25
Abstract: PURPOSE: A stepping motor is provided to significantly reduce vibrations and noises generated during the rotation of the rotating shaft by supporting the rotating shaft in a uniform and elastic manner. CONSTITUTION: A stepping motor comprises a housing(c2) accommodating a stator having coils(23,26) and yokes, and which has an end coupled with a cover plate; a rotating shaft(10) having a portion inserted into the stator accommodated in the housing and a portion exposed outward from the stator and which has an outer surface where a lead screw is arranged, wherein the rotating shaft has both ends where first and second spherical portions are formed; a holder contacting the second spherical portion of the rotating shaft; a bracket for fixing the holder; a first guide hole(a2) penetrating through one surface of the housing; a thrust guide(35) fixed in the housing, and which has a second guide hole(b2) corresponding to the first guide hole; a thrust bearing(30) having both ends inserted into the first guide hole and the second guide hole, respectively, and one side surface contacting the first spherical portion of the rotating shaft; and an elastic member arranged at the thrust bearing, and which provides an elastic force for permitting the thrust bearing to elastically support the first spherical portion.
Patent KR-20030077326-A (KR)
Inventor: JUNG HAN SEOK
IPC: H01J29/02
Filed: 2002-03-26
Abstract: PURPOSE: A cathode ray tube is provided to allow the funnel and panel to be interconnected with each other only through a PF connector and a pin dag, while reducing the very low frequency radiated through the screen of the panel. CONSTITUTION: A panel(40) is fixed by mounting a mask frame assembly(50) on the inner wall coated with a predetermined dag film. An inner shield(60') is coupled to one surface of the mask frame assembly so as to induce and protect electron beams. A getter(70) is embedded with a barium. The inner shield has an end extended outward from an end of the mask frame in such a manner that the end of the inner shield gets closer to the inner wall of the panel and the barium scattered from the getter is not infiltrated into the panel.
Patent KR-20030079245-A (KR)
Inventor: BYUN HUI JIN
IPC: G11C11/401
Filed: 2002-04-03
Abstract: PURPOSE: A semiconductor memory device is provided to reduce unnecessary current consumption being accompanied by a refresh operation. CONSTITUTION: According to the semiconductor memory device comprising a number of unit memory cell blocks, a precharge skip signal generation unit generates a precharge skip signal which is enabled in response to a mode register setting signal(mrs) accompanying power-up and is disabled in response to a row active strobe signal as to a corresponding unit memory cell block. And a unit memory cell block control unit generates a row active signal and a precharge signal as to a unit memory cell block in response to the precharge skip signal as to the corresponding unit memory cell block.
Patent KR-20030080262-A (KR)
Title: Apparatus for processing audio in DVC system
Inventor: JUNG TAE IL
IPC: H04N5/225
Filed: 2002-04-04
Abstract: PURPOSE: An audio processing device for a DVC system is provided to restrain the use of internal memory such as a FIFO in the case of deshuffling of audio data in a DVC decoding system and reduce the number of external memory accessing, thereby effectively managing the inner and outer memories. CONSTITUTION: An audio processing device for a DVC system includes an input FIFO part(201) for storing and outputting audio samples by a synchronizing blocking unit, a memory address control part(204) for storing data output from the input FIFO part to an external memory(104), and an output FIFO part(205) reading the sample data from the memory via the memory address control part and storing the sample data after realignment according to the output. Input/output FIFO control parts(202,206) respectively control addresses of the input/output FIFO parts. An audio output interface part(207) outputs the data output from the output FIFO part for decoding.
Patent KR-20020033455-A (KR)
Title: Vibration motor
Inventor: KIM JU YOUN
IPC: H02K33/00
Filed: 2002-04-19
Abstract: PURPOSE: A vibration motor is provided to increase starting torque and operating frequency band, adjust finely RPM, reduce dead points, and increase spinning synchronization. CONSTITUTION: A vibration motor comprises a lower case(8), two wound coils(2), a magnet plate(6) and an upper case(1). The magnet plate(6) is coupled to rotate around a rotation shaft(7) in a space formed by the coils(2). A magnet(5) is coupled to the magnet plate(6) to rotate around the rotation shaft(7). The lower case(8) is made of Fe and has a fixing groove(14) for the rotation shaft(7) and mount grooves(17) for the coils(2). Washer(3) are arranged between the magnet(5) and the lower case(8) and between the magnet(5) and an upper case(1) to minimize rubbing force due to rotation of the magnet(5). An oilless bearing(4) is arranged to minimize frictional force between a coupling cylinder(12) of the magnet plate(6) and the rotation shaft(7).
Patent KR-20030083079-A (KR)
Title: Structure of backlight for light below liquid crystal display device
Inventor: BAE GYEONG UN
IPC: G02F1/13357
Filed: 2002-04-19
Abstract: PURPOSE: A backlight structure of a direct LCD is provided to separate a fluorescent lamp from the backlight for exchange separatively, and increase the luminance uniformity in a mold by forming both end parts of a fluorescent lamp to be provided with electrodes in the shape of U. CONSTITUTION: A backlight structure of a direct LCD includes a wire(40), a fluorescent lamp(20), a socket(110) and an inverter(60). The wire connects the inverter which supplies AC power to the fluorescent lamp to electrode terminals(100) in parallel to supply the power to the electrode terminals. The socket is in the shape of "U" like a cap to detachably attaching the electrode terminals. The electrode terminals are received in a receiving part of the socket. The receiving part is formed with a conductive metal pad to be electrically connected to the electrode terminals. The metal pad is connected to a metal rod(102) via the inner body of the socket.
Patent KR-20030083999-A (KR)
Title: Method for IC Card management and personalization using wireless communication network
Inventor: KIM HYE SUN
IPC: H04B1/40
Filed: 2002-04-24
Abstract: PURPOSE: A method for issuing and managing an IC card using a wireless communication network is provided to remove a manufacturing cost of a card and reduce card issuing time by issuing an IC card to a designated mobile phone through a wireless communication network. CONSTITUTION: If a card issuing request message is received from an applicant through a wireless Internet based on a WAP or a wire Internet based on web(S301), an issuing server registers a specific PIN(Personal Identification Number) based on the received card issuing request message, supplies the PIN for the applicant through a WAP or web and terminates a connection to the applicant(S302). The issuing server requests an issuing object notification of an IC card to a corresponding mobile terminal designated by the received card issuing request message to an SMSS(Short Message Service Server)(S303). The SMSS notifies the requested issuing object notification contents through an SMSC(Short Message Service Center) as a short message form(S304). The mobile terminal recognizes the issuing object based on the received SMS message. If the PIN information is inputted by the user(S305), the mobile terminal transmits the inputted PIN information to the issuing server(S306). If issuing server judges whether the registered PIN information is identified with the PIN information received from the mobile terminal(S307). An interactive authentication procedure is executed for verifying a validity of an IC chip and a validity of the issuing server(S308). If the interactive authentication is completed between the IC chip and the issuing server(S309), the issuing server selects an application program for using the requested IC card and downloads the application program to the mobile terminal(S310). The mobile terminal stores the downloaded application program in a memory of the IC chip(S311). The issuing server supplies IC card issuing completion information to a card company server(S312), and the IC card is used normally(S313).
Patent KR-20030085176-A (KR)
Title: A nozzle which has keeping a liquid phase lpg injector free of ice
Inventor: KANG GEON YONG
IPC: F02M53/04
Filed: 2002-04-29
Abstract: PURPOSE: An anti-icing nozzle is provided to prevent faults and failure of engine starting operation and damages of fuel supply unit caused due to the deficiency of fuel resulting from the icing of the copper pipe. CONSTITUTION: An anti-icing nozzle(20) comprises a nylon pipe(100) for maintaining an LPG fuel at a liquid phase by preventing a heat transfer when the LPG fuel is supplied to an engine(30) through an injector(10); a copper pipe(200) arranged at the outside of the nylon pipe, and which defrosts the nozzle of the injector by transferring the heat generated from the engine; the first air layer(300) formed between the nylon pipe and the copper pipe so as to prevent the liquid phase LPG fuel from being vaporized by the heat transferred through the copper pipe; an acrylic pipe(400) arranged at the outside of the copper pipe so as to prevent the copper pipe from being iced by the high humidity below zero point; and the second air layer(500) formed between the copper pipe and the acrylic pipe so as to prevent the cold temperature below zero point from being transferred to the copper pipe through the acrylic pipe.
Patent KR-20030087294-A (KR)
Inventor: LEE CHEOL
IPC: H01L21/66
Filed: 2002-05-08
Abstract: PURPOSE: A test pattern of a semiconductor device is provided to be capable of reducing the resistance difference of active region between a test pattern region and a chip region for obtaining reliable measurement value by forming a test pattern region having a similar heat transmitting structure with the chip region using a dummy pattern. CONSTITUTION: A test pattern of a semiconductor device is used for measuring the resistance of an active region(43) of a semiconductor substrate by connecting a metal pad(41) at both edge portion of the active region. At this time, a dummy pattern having the same heat transmitting structure as a chip region, is formed at the active region. Preferably, the dummy pattern is made of a conductive line and an insulating layer. Preferably, the dummy pattern is grounded to a metal line located near the metal pad.