baber/WOPTO huggingface dataset:
Patent KR-20000033163-A (KR)
Title: Method for controlling optimal defrosting period of inverter refrigerator
Inventor: CHOI OH BONG
IPC: F25D21/00
Filed: 1998-11-20
Abstract: PURPOSE: A method for controlling optimal defrosting period of an inverter refrigerator is provided to obtain the optimal defrosting period by varying the integration rate according to frequency by operation of a compressor in accordance with high-speed operation, middle-speed operation and low-speed operation and to defrost, thereby improving the consumption of electricity. CONSTITUTION: A method for controlling optimal defrosting period of an inverter refrigerator includes the steps of checking operation time by operation frequency of a compressor in case of defrosting mode, obtaining the frosted amount per unit time by operation frequency, calculating the defrosting integration time by using the obtained operation frequency and the frosted amount per unit time, and defrosting by turning heater on when the calculated defrosting integration time reaches a regular time.
Patent KR-20000033315-A (KR)
Title: Liquid crystal driving apparatus of dual bank structure
Inventor: LEE SEUNG JUN
IPC: G02F1/133
Filed: 1998-11-23
Abstract: PURPOSE: A liquid crystal driving apparatus is to equalize the brightness variation, by compensating a voltage of an input terminal of odd line and a voltage of an output terminal of even line. CONSTITUTION: A liquid crystal driving apparatus comprises an LCD panel(100), a timing controller(200), a gradation voltage generator(300), a gamma voltage generator consisting of an odd gamma voltage section(410) and an even gamma voltage section(420), a gate driving section(500), and a data driving section(600) consisting of an odd data driving section(610) and an even data driving section(620). The LCD panel is vertically intersected with N gate lines and M data lines. The timing controller outputs a timing control signal such as a vertical synchronous signal, a data signal, a starting signal driving the gate line, an outputting disable signal. The gradation voltage generation is received with red, green, and blue data signals from a graphic controller to output a gradation voltage.
Patent KR-20000038332-A (KR)
Title: Method of fabricating semiconductor device
Inventor: KIM BYUNG GOOK
IPC: H01L21/77
Filed: 1998-12-05
Abstract: PURPOSE: A method of fabricating semiconductor device is provided which is adapted to be capable of increasing overlap margin by increasing the area of a plug layer without addition of photo process. CONSTITUTION: A method comprises steps of: etching the insulation layers formed on the semiconductor substrate(21) to form a contact hole; forming a buffer oxidation film and the first plug formation material layer on the whole surface of the semiconductor substrate(21) and then forming the first layer of the plug by etching the first plug formation material layer so that it is left only to the sidewall of the contact hole; removing some upper layer of the insulation layers in which the contact hole had been formed, to expose an upper portion of the first layer of the plug completely; and forming the second plug formation material layer on the whole surface of the semiconductor substrate(21) so that the contact hole is buried completely and then forming the second layer(32a) of the plug so that the second plug formation material layer is left as a sidewall-shape at the side of the first layer of the plug.
Patent KR-20000039964-A (KR)
Title: Method for plug for forming semiconductor device
Inventor: IM MYEONG HO
IPC: H01L21/28
Filed: 1998-12-16
Abstract: PURPOSE: A method for forming plug of semiconductor device is provided to guarantee uniformity and reproduction by simplifying process. CONSTITUTION: A field oxidation film(21) is defined activity part and field part. The oxidation film(21) is created on a silicon substrate(20). After forming a gate isolation film(22) using heat oxidation film, a doped polysilicon layer(23) is stocked for making a gate electrode. On the polysilicon layer(23), a nitride is fasten as an insulation film for capping and a gate line(23) is made by patterning after photo etching step. A low density of source/drain spreading field is constructed by ion injection using the gate line(23) on the activity field of the semiconductor substrate(20). A side spacer of gate(26) is built after sticking oxidation layer using CVD(Chemical Vapor Deposition) method on the substrate. On the front side of substrate, LDD(Light Doped Drain) type source drain is formed with low density of impurity spreading part by injecting of high density impurities. Using CVD method, a polysilicon layer doped impurities is stocked and a plug is created on the front of the substrate including the side spacer(25). The plug(271) is made of remained the polysilicon layer between the gate lines(23).
Patent KR-20000042435-A (KR)
Title: Method for addressing memory of micro controller
Inventor: BAE JONG HONG
IPC: G06F9/34
Filed: 1998-12-24
Abstract: PURPOSE: A method for addressing a memory of a micro controller is provided to prevent a capacity deterioration caused by frequent updating processes of a page address, by dividing the page address for accessing page units into time when the address is read and time when the address is written, and to easily access all pages as expanding a special internal memory region. CONSTITUTION: A micro controller has a first/a second memory region and a third memory region. The first/the second memory regions have same upper memory address ranges. The third memory region has a lower memory address range. A method for addressing a memory of the micro controller for expanding the third memory region to page units, comprises the steps of: generating a control signal enabled accordingly whether a command of the micro controller is a direct or an indirect addressing mode command; and deciding whether the micro controller accesses the page units for the third memory region or accesses a predetermined page only, according to the control signal.
Patent KR-20000043120-A (KR)
Title: Wiper blade mounted on car
Inventor: PARK SUNG JIN
IPC: B60S1/38
Filed: 1998-12-28
Abstract: PURPOSE: A wiper blade is provided to have an extension spring just between arm head and arm retainer. When working a wiper blade, a force of spring is reached onto the upper part of wiper blade so that a proper pressure is retained. However, not enough pressure is reached onto the lower part. Therefore, a wiper blade cannot provide appropriate pressure to a wiper blade tip while contacting a windshield glass. CONSTITUTION: A hole cutting unit is formed on a second lever on a wiper blade to provide pressure on a wiper blade tip. A rivet is installed connecting first and second lever of a wiper blade. So is a spring on a hole cutting unit. Therein, An end of a spring is attached on a cut part of second lever so that the other end of spring is attached on a rivet connecting first and second lever. The result is that manufacturing procedures are not complicated and proper pressure is put on a second lever. Therefore, contacting degree between wiper blade and wind shield glass is enhanced.
Patent KR-20000043466-A (KR)
Title: Method for setting dial mode of riu in wll system
Inventor: KIM CHANG SIK
IPC: H04M3/00
Filed: 1998-12-29
Abstract: PURPOSE: A radio interface unit(RIU) dial mode setting method is provided to make the RIU easily discriminate a dialing operation for a general voice call from a dialing operation for a facsimile data transmission when a phone is used in the RIU in a wireless local loop(WLL) system. CONSTITUTION: A RIU dial mode setting mode comprises steps of designating and storing a dialing number for a facsimile data transmission(S1), a user dialing a dual tone multiple frequency(DTMF) or dual phone(DP) type number via a phone in connection with the RIU(S2), determining if the dialed number is the designated facsimile data transmission number(S3). certifying if a redialed number is the number for setting the facsimile data transmission or the number for releasing the facsimile data transmission(S4), setting the RIU as the facsimile data transmission mode if the certified number is for setting the facsimile data transmission and performing a facsimile data service on a dialing number input afterwards(S5), and setting the RIU as the voice call mode if the certified number is for releasing the facsimile data transmission and performing a voice call service on a dialing number input afterwards(S6).
Patent KR-20000043622-A (KR)
Title: Manifold for detecting foreign matter in reaction chamber
Inventor: KIM JONG SIK
IPC: H01L21/20
Filed: 1998-12-29
Abstract: PURPOSE: A manifold for detecting a foreign matter in a reaction chamber is provided to enable a real-time detection. CONSTITUTION: A manifold includes a body(13) connected to a discharge pipe through an outlet(21). The body(13) of the manifold is preferably disposed adjacently to a reaction chamber so as to detect an extraneous matter contained in a discharge gas flowed through the discharge pipe from the chamber. The manifold further includes a laser module(14) for radiating a laser beam, a beam stopper(16) for receiving the laser beam and a detector(15) for detecting a degree of scattering of the laser beam. The laser module(14), the beam stopper(16) and the detector(15) are connected to the body(13) by respective connectors(19,17,18) such as a flange. In particular, the laser beam traveled from the laser module(14) to the beam stopper(16) collides with the extraneous matter in the discharge gas and then scattered. Therefore, the extraneous matter is detected by measurement of the scattering of the laser beam. The detector(15) is connected to a controller for deciding quantity and size of the detected extraneous matter.
Patent KR-20000046202-A (KR)
Title: Method for expressing data flow and traffic of linked ports in network management system
Inventor: LIM MI KYONG
IPC: H04L12/24
Filed: 1998-12-31
Abstract: PURPOSE: A method for expressing the data flow and traffic of linked ports in the network management system is provided to express the link status and operation status of ports and the data amount inputted and outputted through each port graphically. CONSTITUTION: An external function of LED_Disp_Pop_poll is called back in a metacard of a graphic user interface tool(S11). The get command of an SNMP is executed in the LED_Disp_Pop_poll external function(S12). If the get command of the SNMP is executed successfully(S13), an MIB value obtained from a reply handler is inputted(S15). By executing the get command of the SNMP every twenty seconds, the link status of ports is monitored continually(S16). The link status of ports is analyzed based on the returned value in the reply handler and expressed graphically(S17).
Patent KR-20000046980-A (KR)
Title: Spindle supporter upon unclamping tool of machining center
Inventor: SEO KYEONG JE
IPC: B23Q3/155
Filed: 1998-12-31
Abstract: PURPOSE: A spindle supporter upon unclamping a tool of a machining center is provided to simply correct the spindle only by decomposing a tension ring upon correcting the spindle. CONSTITUTION: Since a cylinder receives a driving force and operates, it pulls a tension ring(21). A stopper end member(22) is pulled so that it supports the position of a spindle. That is, in a clamped state, the spindle is input in a line and performs a rotation action. When the correction of a first part of the spindle is demanded in the rotation process of the spindle, the stopper end member is simply decomposed from the spindle by displacing each piece of the tension ring consisted of a division section.
Patent KR-19990028820-A (KR)
Title: 펩티드 및 ｎ-카바모일-보호된 펩티드의 제조 방법
IPC: C07K1/02
Filed: 1996-06-26
Abstract: 본 발명은 보호된 디- 및 올리고펩티드의 효소적 제조 및 사용된 보호 그룹의 분리 방법에 관한 것이다.  본 발명에 따른 방법은 펩티드를 간단하고 경제적으로 합성하고 보호 그룹을 조심스럽게 분리하는 것을 가능케 한다.  본 방법은 3개의 반응 단계를 포함한다: 1. N-카바모일-아미노산 또는 N-카바모일-아미노산 유도체의 제조 단계, 2. 카바모일-보호된 친전자체와 친핵체간의 펩티드 결합의 형성 단계, 3.  카바모일 보호 그룹의 분리 단계.
Patent KR-19990036111-A (KR)
Title: 재생 타이어 견부 트리밍 방법 및 장치
IPC: B26D3/02
Filed: 1996-08-01
Abstract: 재생 타이어(54)의 견부 영역(38) 윤곽 절삭 방법 및 장치가 개시되어 있다.  바람직하기로는 가열되는 블레이드(66)를 구비하는 컷터(62)가 재생 타이어(54)의 적어도 하나의 견부 근처에 배치된다.   그후, 컷터의 블레이드(66)가 이동되어 타이어 케이싱(12)과 트레드층(50) 사이의 접속부에 근접하여 타이어(54)의 측벽(16)과 접촉하는 동안에 재생 타이어(54)는 회전된다.  재생 타이어(12)와 트레드층(50)의 일부는 재생 타이어(54)의 전체 견부 영역(38)을 따라 절삭되어, 타이어 케이싱(12)에서 트레드층(50)까지 연장하는 미관상 만족스러운 윤곽 절삭 표면을 제공한다.
Patent KR-19990036270-A (KR)
Title: 시스템과 프레임 버퍼를 연합한 메모리, 및 이를 사용하는 시스템 및 방법
IPC: G06F12/00
Filed: 1996-08-05
Abstract: 처리 시스템(100)은 시스템 메모리 영역(109)과 다수의 프레임 버퍼 영역(110/111)을 구비하는 연합 메모리 시스템(105)을 포함한다. 중앙 처리 장치(101)는 자신의 어드레스 영역 내에 연합 시스템 메모리(105)를 구비하고, 프레임 버퍼 영역(110/111)으로부터의 제 1의 선택된 영역 내의 디스플레이 데이터를 갱신하도록 하는 반면, 프레임 버퍼 영역(110/111) 중 제 2의 선택된 영역으로부터의 디스플레이 데이터가 관련 디스플레이 장치의 디스플레이 스크린의 리프레쉬를 위한 데이터를 제공하도록, 동작할 수 있다.
Patent KR-19990081853-A (KR)
IPC: C12Q1/6897
Filed: 1997-01-22
Abstract: One embodiment of the present invention provides a method of testing for compounds which may induce STF-1 transcription. Pancreatic islet cells which express the STF-1/lacz fusion gene are isolated and the effect of various compounds on STF-1 expression is measured by adding the compound of interest to STF-1/lacZ expressing cells. LacZ activity in control and treated cells is then quantitated by a colorimetric assay. Using this method, a large number of compounds can be screened and STF-1 inducing compounds can be identified readily. Another embodiment of the present invention provides a method of using the STF-1 promoter to mark insulin producing pancreatic islet cells in vivo. In this regard, the green fluorescent protein (GFP) served as an indicator. The introduction of the STF-1 green fluorescent protein transgene into pigs allows for the efficient and rapid recovery of insulin producing cells from the pancreas.
Patent KR-19990082090-A (KR)
Title: 수분발생방법과 수분발생용 반응로와, 수분발생용 반응로의온도제어방법 및 백금코팅촉매층의 형성방법
IPC: C01B5/00
Filed: 1997-01-27
Abstract: 본 발명은, 산소와 수소로부터 물을 발생시키는 반응로의 한층의 소형화 및 저코스트화를 도모하고, 실용상 필요하게 되는 소정량의 고순도의 물을 안전하게, 더욱이 안정해서 연속적으로 공급할 수 있음과 아울러, 반응로의 반응로본체내벽에 형성한 백금코팅촉매층이, 장기에 걸처서 고촉매활성을 유지할 수 있도록 한 것이다. 구체적으로는, 입구와 물, 수분가스출구를 구비한 내열재료제의 반응로 본체와, 상기한 반응로 본체의 내부공간내에 설치한 가스확산용 부재와, 상기한 반응로 본체의 내벽면에 설치한 백금코팅피막으로 형성되고, 입구로부터 공급한 수소와 산소를 가스확산부재에 의하여 확산한 후, 백금코팅피막에 접촉시켜서 그 반응성을 활성화시켜, 수소와 산소에서 물을 발생시킨다. 
     또, 고온하에서 수소와 산소를 반응시켜서 수분을 발생시키는 상기한 수분발생용 반응로의 온도를, 수소 또는 산소를 함유하는 가스의 발화온도 이하로 유지하는 것에 의하여, 수소와 산소의 폭발적인 연소를 방지하면서 수소와 산소를 반응시킨다. 
     또한, 상기한 반응로본체 내벽의 백금코팅촉매층은, 금속제 반응로본체의 내벽면에 표면처리를 실시하여 이것을 청정하게한 후, 반응로본체의 내벽면에 산화물이나 질화물의 비금속재로 이루어지는 바리야피막을 형성하고, 또한, 상기한 바리야피막의 위에 백금코팅피막을 형성하는 것에 의하여 형성된다
Patent KR-20000016216-A (KR)
Title: System and method for blocking leachate by using diving back flow tank
Inventor: HWANG DAE GYOO
IPC: B09B1/00
Filed: 1997-05-29
Abstract: PURPOSE: A system and a method for blocking a leachate are provided to minimize contamination of underground water area by using a diving typed drainage sink for generating a flowing direction toward the drainage sink being blocked in a containment zone. CONSTITUTION: A method for blocking a leachate is formed by: a step for installing an around barrier wall being extended to the inside of a bottom barrier layer for blocking the suspended water drainage sink being arranged under a ground water level with the bottom barrier layer; a step for mixing the leachate and the underground water in the drainage sink for forming the mixture of the leachate and the underground water having a leachate level in the drainage sink; a step for inducing the flowing direction from the around area toward the drainage direction by collecting and eliminating the mixture from the drainage sink; a step for covering the drainage sink by using a large amount of earth and sand for extending the upper unit of the earth and sand to the level higher than the underground water level; and a step for loading waste on the upper unit of the earth and sand for loading the waste for higher than the underground water level.
Patent KR-20000051304-A (KR)
Inventor: KIM DONG SUN
IPC: H01L27/04
Filed: 1999-01-20
Abstract: PURPOSE: A method is for fabricating a fin type capacitor having a large capacitance is provided which increases the capacitance of the capacitor and decreases the inferiority of the semiconductor device. CONSTITUTION: A method for fabricating a capacitor with a large capacitance includes the processes of: forming a first polysilicon layer pattern(51a) doped with As ion on the top surface of a semiconductor substrate(1); forming a tungsten silicide film pattern(52a) on the first polysilicon layer pattern; thermal-annealing the semiconductor substrate; forming a first insulation film(53) and a second insulation film(54) on the tungsten silicide film pattern in sequence; forming a contact hole(56) for a part of the tungsten silicide film pattern to be revealed, and removing the first insulation film on the tungsten silicide film pattern by precipitating the semiconductor substrate into a HF solution and into a BOE solution; forming a bottom electrode(60) of the capacitor on a part of the top surface of the second insulation film pattern, on the inner wall of the contact hole and on the top surface of the tungsten silicide film pattern; and forming a dielectric layer(61) and a top electrode(62) of the capacitor on the whole outer surface of the bottom electrode. The electrodes are formed with polysilicon, and the first insulation film pattern is a silicon oxide formed by a chemical vapor deposition.
Patent KR-20000055785-A (KR)
Inventor: PARK JONG SOOL
IPC: F16H59/02
Filed: 1999-02-10
Abstract: PURPOSE: A manual valve of a hydraulic control system of an automatic transmission for a car is provided to prevent the damage of a friction element and a lowering of oscillation performance, and to gauge the quantity of oil of a transmission in "P" range by supplying hydraulic pressure with controlling line-pressure in "P" or "N" range for making sufficiently lubricating hydraulic pressure. CONSTITUTION: A manual valve of a hydraulic control system of an automatic transmission for a car comprises : a valve body to include the first port(100) connected with a line-pressure pipe, the second port(102) of "P" or "N" range, the third port(104) of "D" range, and the first and the second discharge ports(EX1, EX2) ; a valve spool(110) to convert the ports, and to include a connect port(112), the first land(114) located on between the second port(102) and the third port(104) in "P" range, the second land(116) connecting the first port(100) with the second port(102) in "P" range, and the third land(118) connecting the first port(100) with the fourth port(106) in "R" range. And the third port(104) is the size accommodating "D", "2", and "L" ranges, and its opening area is controlled by a separating plate. Also all diameters of the lands are equal.
Patent KR-20000052260-A (KR)
Inventor: JUNG JUNG SOOK
IPC: A45C13/34
Filed: 1999-02-19
Abstract: PURPOSE: A computer case is provided which has a case cover to support the display panel when opened for use without taking the computer out of the case. CONSTITUTION: A case cover is attached to the case body to swing open and stay in tilting the same as the display tilting with the help of a binding band attached with one end to the case body and the other free end having a velcro tape for binding with another one on the inner side of the cover. The case inner walls have protective cushion linings against impact and the front side may open to be flat on the floor plane and when closed, flap over the edge of the case cover.
Patent KR-20000059474-A (KR)
Inventor: SONG SANG HEON
IPC: C09J7/02
Filed: 1999-03-04
Abstract: PURPOSE: An adhesive sheet and its preparation method are provided, to improve the pressure sensitivity, thereby to improve the position selection, the readhesion. CONSTITUTION: The pressure sensitive adhesive sheet comprises a sheet; an adhesive; a space particle with the core-shell structure having the distribution of 0.01-6.0 gm/square meter in the adhesive surface; and a release paper(8). The method comprises the steps of contacting a space particle(3) to a carrier particle(4) to allow the space particle(3) be electrostatic; transferring the electrostatic space particle and the carrier particle together to the rotating magnetic brush(5); developing the space particle(3) to the electrostatic surface of rotating photoconductive drum(2) with electrostatic image, to array the space particle as the static image and to recover the carrier(4); adhering the space particle arrayed in the photoconductive drum to the surface of a release paper(8) by the electric force; and pressing the release paper where a space particle is adhered and the adhesive sheet where an adhesive is coated at a pressure roll to adhere them. Preferably the carrier is ferrite or magnetite of the size 50-200 micrometers.
Patent KR-20000052265-A (KR)
Inventor: YUN KWON CHEOL
IPC: A23B7/10
Filed: 1999-03-05
Abstract: PURPOSE: A conventional kimchi storage box is to be added with a supplemental storage chamber and a defrost water evaporator to increase storage space and make use of the heat of the compressor(71) for evaporation of the defrosted water in the storage chamber(21) to keep clean and fresh the food in storage against deterioration. CONSTITUTION: A main body(10) of the storage box includes: an inner storage chamber(21) with a hinged hatch door(30) on the top; a supplemental storage chamber(110) on the lower side to communicate with the chamber(21) through holes(25a) in the foam body(25) and with the outer side of the body(10) through an opening(17); and a defrost water evaporator(20o) to evaporate the defrosted water collected in a part of the machine room(15) with the heat of the compressor(71). The removal of defrosted water prevents food in storage from deterioration to keep freshness.
Patent KR-20000059992-A (KR)
Inventor: YOO HYEOK JUN
IPC: H01L21/02
Filed: 1999-03-10
Abstract: PURPOSE: A method for removing foreign substances from a wafer is provided to prevent pollution of the wafer by moving a charged foreign substance from the wafer to a cleaning bath by applying an electric field to the cleaning bath. CONSTITUTION: A method for removing the foreign substances from a wafer comprises the following process. In the removing the foreign substances of the wafer during cleaning the wafer for a fixed time in cleaning bath in which keeps the cleaning solution with a constant ratio, an electric field is applied to the side of the cleaning bath. Therefore, the charged foreign substances in the cleaning solution is moved to the sidewall of the cleaning bath.
Patent KR-19990046422-A (KR)
Title: 강화유리도어의방풍장치
Filed: 1999-03-10
Abstract: 1. 발명이 속하는 분야 
     본 발명은 빌딩의 현관 출입문으로 사용되고 있는 강화 유리도어의 방풍장치에 관한 것이다. 
     2. 발명의 목적 
     본 발명의 목적은 강화 유리도어와 출입구의 벽면에 취부되는 문틀프레임과의 사이에 발생되는 상, 하, 좌, 우의 틈새를 영구자석의 인력(引力)과 스프링의 압축 또는 인장력을 이용하여 밀폐 및 밀폐해지가 이루어지는 간단한 구조로서 제조원가를 가장 적게하면서 외부로부터의 바람이나 먼지, 소음등의 유입을 효과적으로 차단할 수 있도록 한 것에 있다. 
     3. 발명의 구성 
     강화 유리도어(20)는 문틀프레임(10)측의 테두리단에 도어자석바(25)가 취부되고, 
     상기 도어자석바(25)와 대응하는 위치에는 상기 도어자석바(25)와 극성이 다른 전, 후진작동 자석바(15)를 지지하는 압축스프링(14) 또는 인장스프링(16)의 탄성력에 의하여 몰입상태를 갖도록 구성하여 상기 문틀프레임(10)에 설치하고, 
     상기 강화 유리도어(20)가 닫힌 상태에서는 상기 도어자석바(25)에 상기 전, 후진작동 자석바(15)가 인력에 의하여 돌출밀착되어 상기 강화 유리도어(20)와 문틀프레임(10)간의 이격공간(틈새)(L)를 차단하고, 
     상기 강화 유리도어(20)의 개방작동에 의한 상기 도어자석바(25)와 전, 후진작동 자석바(15)와의 인력유지의 평형상태가 깨짐과 동시에 상기 전, 후진작동자석바(15)는 상기 스프링(14,16)의 탄성력으로 원위치 복귀가 이루어지는 것을 특징으로 하는 강화 유리도어의 방풍장치. 
     4. 발명의 효과 
     본 발명은 간단한 구조로서 방풍성이 뛰어나면서 개폐작동에 따른 마찰소음을 극소화할 수 있는 효과가 있고, 
     시공의 용이성은 물론 간단한 구조로서 제조원가 및 장기간 사용에 따른 고장율이 극소화되고, 고장시에는 수리, 보수가 간편한 효과의 구현이 가능하다.
Patent KR-19990082975-A (KR)
Title: 디스크 재생 장치
IPC: G11B20/10
Filed: 1999-04-06
Abstract: 버퍼 메모리에의 데이터 기록을 중지하는 상태에서 신호 판독에 관여하는 회로 부분의 동작을 정지시켜 소비 전력의 삭감을 도모하는 경우, 디스크의 회전을 높이는데 시간이 걸리기 때문에 데이터 기록을 재개할 때의 상승 시간이 길어지고, 그 만큼 신호 판독의 정지 기간이 짧아져 버린다. 
     비트 클록에 동기시켜 판독 데이터의 오류 정정을 포함하는 재생 처리 동작을 행하고, 선속도 일정 방식으로 신호가 기록된 디스크를 각속도 일정 방식으로 회전 제어 가능하게 함과 동시에, 동작 정지 제어 수단(24)에 의한 동작 정지의 제어하로부터 회전 제어 회로(3)를 제외한다.  이에 따라 버퍼 메모리(18)에의 데이터 기록이 중지되었을 때에도 디스크의 회전을 계속하고, 디스크로부터 신호 판독이 재개되면, 판독 위치의 직경에 상관없이 바로 판독 신호의 신호 처리를 행할 수 있도록 하고 있다.