baber/WOPTO huggingface dataset:
Patent KR-20020046072-A (KR)
Title: Target advertisement system and method
Inventor: KIM HYEONG JIN
Filed: 2000-12-12
Abstract: PURPOSE: A system and a method for a target advertisement are provided to maximize the advertisement effect by performing the advertisement fitting to the customer tendency through the Internet. CONSTITUTION: A controller of a shop computer system reads, sorts, and stores the customer tendency data(500,505). A manager of the shop computer system accesses an ISP(Internet Service Provider) server(510) and the customer tendency data is transferred to the ISP server through the network(515). The customer tendency data is sorted and stored to a DB(520). The ISP server analyses the customer tendency data of every shop(525), makes an advertisement schedule table of every shop(530), and selects the advertisement according to the advertisement schedule table(535). In the request of the shop computer system, the ISP server transfers the advertisement schedule table and the advertisement data to the shop computer system(540). The controller stores the advertisement schedule table and the advertisement data to an auxiliary memory(545) and outputs the relevant advertisement at the scheduled time in order(550).
Patent KR-20020046399-A (KR)
Title: Water-soluble cleanser composition for use in low pressure foamer
Inventor: PARK HEE DAE
IPC: C11D11/00
Filed: 2000-12-14
Abstract: PURPOSE: Provided is an aqueous cleaner composition for a low pressure foaming machine for the preparation of polyurethane, which composition is used to remove the remaining polyurethane in the chamber of the foaming machine and does not contains a solvent. CONSTITUTION: The aqueous cleaner composition for a low pressure foaming machine comprises 0.3-5 wt% of a mixture of a modified silicone and polyether; 5-40 wt% of polytetramethylene ether glycol; and 55-94.7 wt% of water. The aqueous cleaner composition is mixed by using a mixer.
Patent KR-20020051110-A (KR)
Title: A LOW NOx REGENERATIVE RADIANT TUBE BURNER
Inventor: CHO GIL WON
IPC: F23C5/00
Filed: 2000-12-22
Abstract: PURPOSE: A low nitride oxide heat accumulating type radiant tube burner is provided to remarkably reduce the amount of nitride oxide by varying the diameters of fuel nozzles. CONSTITUTION: An air nozzle(5) is formed at a center of a nozzle plate(6) of a burner, which is installed in a radiant tube(7). A plurality of first and second fuel nozzles(3a,3b) having diameters different from each other are concentrically inserted into the air nozzle(5). Air is sprayed through the air nozzle(5) while sucking combustion gas contained in the burner installed in the radiant tube(7) so that the first combustion occurs together with the first fuel which is sprayed through the first fuel nozzle(3a). Fuel sprayed through the second fuel nozzle(3b) is sequentially reacted with the first combustion products. The second fuel nozzle(3b) is positioned in front of the first fuel nozzle(3a) when viewed in an axial direction.
Patent KR-20010025409-A (KR)
Title: The waterproof panel which is able to be used directly in construction as construction materials
Inventor: EUM JU BOK
IPC: B32B5/18
Filed: 2000-12-23
Abstract: PURPOSE: A waterproof panel for protecting the surface of a concrete building in construction work is provided, which can enhance durability of the building by using the panel having waterproof, insulation, and soundproof functions. CONSTITUTION: The waterproof panel for protecting the surface of a concrete building comprises: forming a first mixed elastic waterproof layer onto the both sides of a styrofoam board; forming a second mixed elastic waterproof layer by placing a glass-fiber mesh on the first mixed elastic waterproof layer and coating the mesh with a mixed elastic waterproof solution; forming a third mixed elastic waterproof layer by piling up a polyester non-woven fabric which is soaked into a liquid mixture of cement including calcium, sulphur, and aluminate, a fluidizing agent, and acrylic emulsion latex; coating the third mixed elastic waterproof layer with a surface protecting agent; and forming a hole for a bolt(7) on the surface protecting layer.
Patent KR-20010062677-A (KR)
Inventor: HANAMOTO YASUSHI
IPC: G11B27/19
Filed: 2000-12-26
Abstract: PURPOSE: A data recorder is provided to secure the continuity of data to be recorded on an optical disk. CONSTITUTION: Recording data is interrupted when buffer underrun is generated during the recording operation. When the underrun generating state is evaded, playing and encoding operation is conducted after returning from an address stored in a memory by prescribed sectors. Then, the playing and encoding operation is synchronized by a signal synchronizing circuit. When the circuit is discriminated by first and second retry discriminating circuits having addresses and timing of read data and encoded data agreed with each other, the recording operation is resumed from the address next to the address at which recording operation has been interrupted.
Patent KR-20020055461-A (KR)
Title: Slicer arrangement
Inventor: BAGGEN CONSTANT PAUL MARIE JOZ
IPC: G11B20/10
Filed: 2000-12-28
Abstract: PURPOSE: A slicer device is provided to determine a slicer level only by a received signal level to keep an average state with respect to high or low levels of detected signals. CONSTITUTION: A slicer device includes an element(5) for determining a slicer level from a received signal level. The slicer element has first and second register circuits(15,16) connected to outputs(11,12) of a discrimination circuit(8). The discrimination circuit compares the received signal level with a set discrimination level, to apply the received signal level to the first register circuits if the received signal level is higher than the set discrimination level, or to the second register circuits if lower. Each of the first and second register circuits determines register average values of at least two different signal levels applied continuously to the register circuits. An average value circuit(19) supplies a signal having a level corresponding to the average value of the register average values determined by the register circuits, wherein the supplied signal indicates both of the set discrimination level and the slicer level.
Patent KR-20010070367-A (KR)
Title: Pipe mat for air-conditioning
Inventor: MIYAMURA MASASHI
IPC: F28F21/06
Filed: 2000-12-28
Abstract: PURPOSE: A pipe mat for cooling and heating is provided to prevent inconvenience due to a main pipe of a rectangular shape and to solve various problems brought about at the main pipe of a circular section. CONSTITUTION: A pipe mat for cooling and heating comprises a pair of main pipes(MP) each made of a synthetic resin and having a large sectional area, and a plurality of heat exchange pipes(HP) each made of a synthetic resin and having a small sectional area. Both ends of the heat exchange pipes are thermally welded to the main pipes. A fluid supplied to one of the main pipes is supplied to the other main pipe via the heat exchange pipes to cool or heat by radiant heat of the fluid. Herein, the main pipes are formed flat. Corners(22) formed in the main pipes are rounded. The heat exchange pipes are thermally welded to a side face(13) for maintaining the thickness of the main pipes.
Patent KR-20020055480-A (KR)
Title: The ways and system for the baduk game through internet
Inventor: BAEK TAE SUN
IPC: G06Q50/10
Filed: 2000-12-28
Abstract: PURPOSE: An internet Go game playing system and method is provided to play Go game, which is called Baduk in Korea, by three more players or teams of players as well as two players, to enable the players to have a supply of both black and white stones, to play double games simultaneously, and to determine a game winner by summing results of the double games. CONSTITUTION: The method comprises steps of enabling a client to access a web server, to pass a member authentication process, and to request a Go game with other members(S10, S12), in case of bilateral single personal game, setting a game environment, outputting a game screen, allowing one player to place a black stone on an intersection of a Go game board, storing the stone placement data, transmitting the data to the other player, allowing the other player to place a white stone on one among the remaining intersections, repeating the stone placement, the data storing and transmission until the end of the game(S31-S35), in case of multilateral double personal game, setting a game environment, outputting the first game screen, allowing one player to place a black stone on an intersection of a Go game board, storing the stone placement data, transmitting the data to the other player, allowing another player to place a white stone on one among the remaining intersections, outputting the second game screen, repeating the stone placement, the data storing and transmission, applying the game screen output, the stone placement, the data storing and transmission until the last game participating player(S51-S60), in a case of double team game, setting a game environment, outputting the first game screen, offering a chatting window to all the members of one team, allowing one team to place a black stone on an intersection of a Go game board, storing the stone placement data, transmitting the data to the other team, allowing the other team to place a white stone on one among the remaining intersections, outputting the second game screen, repeating the stone placement, the data storing and transmission until the end of the game.
Patent KR-20020054586-A (KR)
Inventor: CHOI GWANG SU
IPC: G11B20/10
Filed: 2000-12-28
Abstract: PURPOSE: An apparatus for recording digital data is provided, which enables a hearing-impaired person to enjoy the VDR by converting a sound into a text. CONSTITUTION: Video data are compressed by a video MPEG encoder(4). The compressed video data are inputted into a multiplexer(7). Audio data are compressed by an audio MPEG encoder(5). The compressed audio data are inputted into the multiplexer(7). An automatic voice/test conversion portion(3) converts automatically the audio data to text data. The converted text data are compressed by a sub-picture MPEG encoder(6). The compressed text data are inputted into the multiplexer(7). The multiplexer(7) synthesizes output signals of the video MPEG encoder(4), the audio MPEG encoder(5), and the automatic voice/test conversion portion(3). The synthesized signals are supplied to a recording optic control portion. The recording optic control portion outputs a signal for controlling a laser diode of a pickup(9) according to a recording format.
Patent KR-20020058991-A (KR)
Inventor: AHN GI UNG
IPC: H03F1/22
Filed: 2000-12-30
Abstract: PURPOSE: A folded cascode circuit for a high speed data converter is provided to add a capacitor to a front path not a feedback path of the folded cascode structure and to access a zero point on a left half surface to a non dominant pole to compensate for each other so that obtains a stable phase margin in comparison with a conventional circuit, thereby being operated at a high frequency with a smaller area and a lower power. CONSTITUTION: A folded cascode circuit for a high speed data converter provides a first and a second transistors for directly receiving an input voltage from each gate, a first current source for supplying a bias current to the first and the second transistors, a control capacitor connected between a common source of the first and the second transistors and a ground source, a load capacitor and a second current source. The load capacitor is connected between the ground source and an output terminal connecting to a drain of the second transistor. The second current source is connected between the ground source and the drain of the second transistor.
Patent KR-20010022897-A (KR)
Title: 복합 링크
IPC: B29C53/80
Filed: 1998-08-13
Abstract: 복합 링크는 유리섬유 몸체를 포함한다.  이 몸체는 액체 수지로 유리 섬유를 코팅하고 다수의 끝편 또는 부싱 둘레에 섬유를 감아줌으로써 형성된다.  상기 끝편은 섬유의 통로와 복합 링크의 모양을 바꾸기 위한 변환 부분을 포함한다.  섬유는 두 층으로 감겨지는데, 제 1 층은 몸체의 종방향으로 뻗어있고 제 2 층은 횡방향으로 제 1 층 둘레에 뻗어있다.  차단층은 유리섬유 몸체 위에 놓인다.
Patent KR-20010023442-A (KR)
Title: 전력 측정 시스템 및 방법
IPC: H04B17/00
Filed: 1998-07-27
Abstract: 피코셀 시스템(100)에 있어서, 제 1 및 제 2 베이스 스테이션(104,108)이 제공된다.  방송 제어 채널은 제 1 및 제 2 베이스 스테이션들(104,108)에 의해 제 1 및 제 2 셀룰러 텔리폰(120, 122)으로 송신된다.  제 1 베이스 스테이션(104)은 제 1 셀룰러 텔리폰(120)과 통신하며, 제 2 베이스 스테이션(108)은 제 2 셀룰러 텔리폰(122)과 통신한다.  제 2 셀룰러 텔리폰(122)에 의해 송신된 타임 슬롯의 미드앰블이 수신되며, 제 2 베이스 스테이션은 제 1 셀룰러 텔리폰(120)으로부터의 전송 전력 측정을 실행한다.
Patent KR-20010032688-A (KR)
Title: 6-O-alkyl erythromycin B oxime
IPC: A61K31/7048
Filed: 1998-11-17
Abstract: A process of preparing a 6-O-alkyl derivative of 9-oxime erythromycin B is provided. Intermediates used in the preparation of a 6-O-alkyl 9-oxime erythromycin B are also provided. Pharmaceutical compositions containing a 6-O-alkyl derivative of 9-oxime erythromycin B and the use of those compositions to treat bacterial infections are also provided.
Patent KR-20010033712-A (KR)
IPC: G02F1/1337
Filed: 1998-12-08
Abstract: 본 발명은, 전기 특성이 우수한 폴리암산 A 및 측쇄를 갖는 폴리암산 B를 50/50 또는 95/5(중량비)의 A/B 혼합비로 포함하는 액정 표시 소자용 폴리암산 조성물을 제조함으로써, 역분역을 예방할 뿐만 아니라 탁월한 전기 특성을 갖는 액정 표시 소자를 제공한다.
Patent KR-20010041215-A (KR)
IPC: G11C7/00
Filed: 1999-02-23
Abstract: A method and memory circuits for increasing the data bandwidth per microprocessor operation cycle is provided. The memory circuits provide the additional bandwidth without additional input/output (I/O) pins or requiring decreased cycle times. Multiple bits of data are passed through a single input/output pin with each operation cycle. The multiple bits of data are stored in or retrieved from multiple memory cells in each cycle. The I/O pins carry analog signals which represent multiple values of binary data. This method of compressing data can be applied to any device that would benefit from the ability to transfer more data through a limited number of I/O pins.
Patent KR-20010074458-A (KR)
IPC: G02F1/136
Filed: 1999-03-24
Abstract: A method for fabricating a monolithically integrated liquid crystal array display and control circuitry on a silicon-on-sapphire structure comprises the steps of: a) forming an epitaxial silicon layer on a sapphire substrate to create a silicon-on-sapphire structure; b) ion implanting the epitaxial silicon layer; c) annealing the silicon-on sapphire structure; d) oxidizing the epitaxial silicon layer to form a silicon dioxide layer from portion of the epitaxial silicon layer so that a thinned epitaxial silicon layer remains; e) removing the silicon dioxide layer to expose the thinned epitaxial silicon layer; f) fabricating an array of pixels from the thinned epitaxial silicon layer; and g) fabricating integrated circuitry from the thinned epitaxial silicon layer which is operably coupled to modulate the pixels. The thinned epitaxial silicon supports the fabrication of device quality circuitry which is used to control the operation of the pixels.
Patent KR-20010042208-A (KR)
Title: 금속 할로겐화물 램프
IPC: H01J61/30
Filed: 2000-01-10
Abstract: 본 발명은 전자 안정저항에서 작동되는 금속 할로겐화물 램프에 관한 것인데, Hg에 부가하여 정량의 Na 할로겐화물과 상호 거리(EA)에 위치한 팁(tip)들(4b,5b)을 가진 두 전극(4,5)을 포함하는 이온화가능한 충전물을 포함하는 방전 공간(11)을 둘러싸는 세라믹 벽면을 가진 방전관(3)을 포함하는데, 상기 방전관은 적어도 상기 거리(EA)동안 다음 조건이 만족되는 내부 지름(Di)을 가진다. 상기 램프의 공칭 램프 전압(Vla) ≥ 110 인 동안에 EA/Di ≥ 2.5.
Patent KR-20010042351-A (KR)
Title: 복합체 쉬트를 포함한 광전지 모듈
IPC: H02S50/10
Filed: 1999-03-22
Abstract: 본 발명은 폴리카르보네이트 한층 이상 및 플루오로중합체 한층 이상을 포함하는 복합체 쉬트로 구성된 층을 한층 이상 포함하는 것을 특징으로 하는 광전지 모듈에 관한 것이다.  본 발명은 또한 상기 모듈의 용도에 관한 것이다.
Patent KR-20010042732-A (KR)
Title: 통합 이온 주입 정화 시스템
IPC: B01D53/40
Filed: 1999-04-15
Abstract: 본 발명은 이온 주입 공정을 수행하기 위한 이온 주입 장치를 구비하는 이온 주입 공정 시스템을 제공한다. 이온 주입 공정용 소스 가스 공급부는 이온 주입 장치로 유동하도록 배치되고, 이온 주입 장치는 이온 주입 공정 중에 소스 가스의 이온화 생성물을 포함하는 유출 기류를 배출한다. 상기 시스템은 유출 기류로부터 유해 유출종을 제거하기 위한 유출 감소 장치를 포함한다. 소스 가스는 저압 가스원으로부터 공급될 수 있는데, 이 가스원에서 소스 가스는 소스 가스에 대한 친화도를 가진 흡착 매질 상의 용기에서 흡착에 의해 보유되고, 공정 시스템으로 분배를 위해 탈착된다. 신규의 정화 조성물은 유출 처리에 이용할 수 있고, 정화성 성분의 정화 조성물 통과는 석영 마이크로저울 모니터와 같은 장치를 사용하여 모니터할 수 있다.
Patent KR-20010042976-A (KR)
Title: 통신 장치 및 해당 통신 장치에 있어서의 간섭 제거 방법
IPC: H04L5/16
Filed: 2000-02-14
Abstract: 본 발명은 자기 ATU-C내의 TTR을 S 1 만큼 늦추고, 또한, 통신 상대가 되는 ATU-R로 송신하는 해당 TTR을 S2만큼 전후 조정하는 것에 의해, 동일한 특성을 가지는 선로를 이용하고, 또한 동일한 기준 신호를 사용하여 통신을 행하는 TCM-ISDN과 ADSL의 사이에서 발생하는 모든 상호 간섭과, ADSL간에서 발생하는 모든 상호 간섭을 제거한다.
Patent KR-20010043038-A (KR)
Title: β-락탐 항생제의 결정화 방법
IPC: C07D501/12
Filed: 1999-04-27
Abstract: 본 발명은 β-락탐 항생제의 결정화 방법에 관한 것으로서, 
     상기 β-락탐이 질산 용액으로부터 결정화되는 것을 특징으로 한다.
Patent KR-20010043363-A (KR)
IPC: A61K31/415
Filed: 1999-04-28
Abstract: The present invention relates to certain pyrazole derivatives of Formula (I) that are p-38 MAP kinase inhibitors, pharmaceutical compositions containing them, methods for their use, and methods for preparing these compounds.
Patent KR-20010043627-A (KR)
Title: 재조합 바큐로바이러스에 기초한 살충제
IPC: A01N63/40
Filed: 1999-05-07
Abstract: 본 발명은 살충제로써 사용될 수 있는 분리된 재조합 플루텔라 실로스텔라 (Plutella xylostella)의 바큐로바이러스(baculovirus)를 제공한다. 바람직하게는, 본 발명에 의한 재조합 바큐로바이러스는 이의 게놈에 살충효과가 있는 독소를 만드는 유전자를 포함한다. 또한, 본 발명은 재조합 Plutella xylostella의 바큐로바이러스를 포함하는 살충제의 조성물과 제형, 및 곤충 해충을 죽이고 병충해에 의한 농작물의 피해를 줄이는 방법을 제공한다.
Patent KR-20020057632-A (KR)
Title: A illuminator for electric manufactured goods and refrigerator with illuminator
Inventor: SEO YONG MAN
IPC: F25D27/00
Filed: 2001-01-03
Abstract: PURPOSE: A lighting device for electric appliance and refrigerator with the same are provided to easily and stably replace a lamp without disassembling a lamp cover by improving the lamp cover. CONSTITUTION: A lighting device(30) includes a lamp cover installed in a storage compartment of a refrigerator having a socket(32) installed on an inner surface thereof and including an opening part(35) formed on a part thereof contacting with a lamp(33) to be fluidically connected with the storage compartment and an auxiliary cover(34) detachably assembled to the opening part; and the lamp replaceably connected to a lamp connecting part(32a) of the socket.
Patent KR-20020061824-A (KR)
Title: The preparation of hollow-rayon fiber
Inventor: AHN JONG SU
IPC: D06M101/08
Filed: 2001-01-18
Abstract: PURPOSE: A manufacturing method of hollow rayon fiber having a lightweight feeling and thermo-keeping ability is provided. CONSTITUTION: The hollow rayon fiber is obtained by a process containing the steps of: saponifying cellulose acetate fiber with strong alkali and weak alkali to substitute 27-75% of acetyl group in cellulose acetate for hydroxyl group; and then dissolving cellulose acetate which is not saponified with organic solvent to form hollow. The cellulose acetate fiber has 2.0-3.0 of degree of substitution(45-62.5 of degree of acetification). The hollow rayon fiber has 1.43-1.50gm/cm¬3 of specific gravity.
Patent KR-20020062065-A (KR)
Title: an apparatus for dry etching
Inventor: SHIN SANG YUN
IPC: H01L21/3065
Filed: 2001-01-19
Abstract: PURPOSE: A dry etcher is provided to prevent generation of spots in an etch process and to improve productivity, by forming a cooling unit corresponding to the front surface of a lower electrode and by uniformly and rapidly controlling the temperature of the lower electrode while using gas as coolant. CONSTITUTION: An upper electrode is positioned inside a chamber. A target material is settled in the lower electrode(110) separated from the upper electrode. The cooling unit(120) of which the inside is filled with coolant is installed inside the lower electrode, corresponding to the front surface of the lower electrode. A gas introducing unit introduces gas of a plasma state to the inside of the chamber, installed between the upper and lower electrodes. An exhaust unit(142) exhausts the air inside the chamber. A power supplying unit is connected to the upper and lower electrodes. A temperature control unit(160) controls the temperature of the coolant, connected to the cooling unit.
Patent KR-20020062078-A (KR)
Title: Smart foil journal bearing using piezoelectric actuators
Inventor: KIM CHANG HO
IPC: F16C17/12
Filed: 2001-01-19
Abstract: PURPOSE: A smart foil journal bearing using piezoelectric actuator is provided to improve load carrying capacity, to control range of critical speed on axial rotary movement and to remove instability over critical speed. CONSTITUTION: A bearing includes a plurality of piezoelectric actuating devices distributed and installed on an inner circumferential surface of a bearing housing(30) behind multileaf foils(20) or top foils(40) and including piezoelectric actuators(100) inserted to piezoelectric actuator grooves(34) formed on the inner circumferential surface of the bearing housing and having more than one piezoelectric actuating elements(102a,102b,102c,102d) and elastic springs(110) interposed between the piezoelectric actuators and the piezoelectric actuator grooves to give stiffness so as to impress voltage to the piezoelectric actuators and provide stiffness and damping to the bearing.
Patent KR-20020063039-A (KR)
Title: 1,3,5-tris(substituted-catecholylmethyl)-2,4,6- trialkylbenzene macrobicycles and their use for ion sensors
Inventor: JUN SANG YONG
IPC: C07C211/43
Filed: 2001-01-26
Abstract: PURPOSE: Provided are a 1,3,5-tris(substituted catecholyl methyl)-2,4,6-trialkyl benzene compound with a cage structure, which can sense ammonium ions with excellent sensitivity and selectivity, and an ion sensor using the compound. CONSTITUTION: The 1,3,5-tris(substituted catecholyl methyl)-2,4,6-trialkyl benzene compound with the cage structure is represented by the formula 1, wherein R1, R2, and R3 are independently selected from the group consisting of hydrogen or C1-C10 alkyl, C1-C10 alkylthio, C1-C10 alkyloxy, C1-C10 alkylamine, C1-C10 alkylester, halogen, nitro, and amine. And the ion sensor is an ion selective electrode containing 0.5-5wt% of the 1,3,5-tris(substituted catecholyl methyl)-2,4,6-trialkyl benzene compound, 10-70wt% of a polymer support, and 10-70wt% of a plasticizer.
Patent KR-20010083227-A (KR)
Title: Method for manufacturing oxide cathode
Inventor: HAYASHIDA YOSHIKI
IPC: H01J9/04
Filed: 2001-02-21
Abstract: PURPOSE: To realize an oxide-coated cathode capable of smoothening the current density distribution of the discharge electron and of allowing no deterioration in the electron discharge characteristic even after a use for a long time and provide a cathode-ray tube of a high resolution and without the visibility of the of the moire phenomenon. CONSTITUTION: An alkaline-earth metal carbonate salt is coated on the cathode base 3 in such manner that its bulk density becomes 0.5 g/cm3 or more and 0.8 g/cm3 or less and then a press treatment is applied to the above in such a manner that its bulk density becomes 0.9 g/cm3 or less.
Patent KR-20020070568-A (KR)
Title: Vehicle tire with breaker and anti-knock arrangement
Inventor: HSU SHUT CHEN
IPC: B60C9/18
Filed: 2001-03-02
Abstract: PURPOSE: A vehicle tire with a braker and anti-knock arrangement is provided to prevent an external sharp object from piercing into the tire by brakers and support the tire with annular tire supporting elements, thereby keeping the safe driving of the vehicle. CONSTITUTION: A vehicle tire with a braker and anti-knock arrangement includes an outer tire(20), and an annular tire supporting structure mounted to the outer tire and connected between ribs of the outer tire. The outer tire includes intermediate and bottom layer brakers(21,22) formed with woven fabric of flexible strings, two inward ribs(23) extended from both ends of the brakers, and two mounting hole lines formed on the inward ribs. The supporting structure is formed of a plurality of reinforcing bearings(31) continuously coupled with the ribs of the outer tire and having right and left arc-shaped bearing elements(301,302) connected to each other by hooks(301a,302a).