baber/WOPTO huggingface dataset:
Patent KR-20000014665-A (KR)
Title: Seasoning for meat dish and manufacturing method thereof
Inventor: LEE SON DEUK
IPC: A23L27/00
Filed: 1998-08-24
Abstract: PURPOSE: A seasoning for a meat dish is provided to supply the seasoning of a specific flavor containing the taste and the flavor of a Chinese medicine and to repress a disease of adults. CONSTITUTION: A manufacturing method for a seasoning for a meat dish is composed of: a step for parching a myristica, a Rubiae Radix, and a liquorice at 75-85°C for powdering for obtaining myristica powder, Rubiae Radix powder, and liquorice powder; a step for chopping a clean ginger and a garlic for obtaining a chopped ginger and a chopped garlic; a step for putting the myristica powder, the Rubiae Radix powder, the liquorice powder, the chopped ginger, and the chopped garlic with a soy sauce, a millet jelly, a refined rice wine, an edible oil, a sesame oil, a powdered red pepper, a starch, a cinnamon powder, a pine-nut powder, a peanut powder, a jujube powder, a perilla japonica powder, and a vanilla powder for mixing; a step for leaving the mixture in a room temperature for 20-26 hours for aging; and a step for vacuum wrapping per capacity for sterilizing.
Patent KR-20000018723-A (KR)
Title: Method for forming metal wire of semiconductor device
Inventor: LEE HYUK JUN
IPC: H01L21/28
Filed: 1998-09-04
Abstract: PURPOSE: A method for forming metal wire of semiconductor device is provided to improve the reliability of a semiconductor device by easily securing a bridge margin when the pattern of a metal wire to minimize the occurrence of a badness. CONSTITUTION: A boundary metal layer(24) and a metal layer(26) is successively formed for having a pattern of a metal wire on an insulating film(22) of a semiconductor substrate(20) on which a pattern having a contact hole is previously formed. The metal layer(22) is removed so that the pattern of the metal wire is formed and the boundary metal layer(24) is removed so that the boundary metal layer(24) exposed by the removement of the metal layer(22) is performed as an isotropic mode. The boundary metal layer(24) is a multi-layer film on which a titanium and a nitration titanium are successively formed.
Patent KR-20000019560-A (KR)
Title: Engine starting device of vehicle
Inventor: IM SEONG YEOP
IPC: F02N11/00
Filed: 1998-09-12
Abstract: PURPOSE: A starting device of a vehicle engine is provided to previously prevent the state of start impossibility by preventing the damage by a fire of a start motor and the abrasion of a ring gear after preventing the restart even if a driver shifts a key switch to a start position when the frequency of engine rotation is bigger than the lowest number of engine rotation. CONSTITUTION: If a user shifts a key switch(110) to a start position, the number of rotation of an engine is sensed by receiving the frequency of engine rotation from the tachometer(52) of a vehicle gauge plate or a neutral point of an electromagnetic coil of a generator. Herein, power is fed to a start motor only when the sensed number of rotation is lower than the previously set up number of engine rotation. Therefore, even if a driver shifts the key switch to the start position, it is possible to prevent the restart in a state that the engine is started so that the state of start impossibility is previously prevented by preventing the damage of a start motor(90) and the abrasion of a ring gear(101).
Patent KR-20000020046-A (KR)
Title: Method for manufacturing cationic polyurethane prepolymer and water-dispersed polyurethane or polyurethane urea made from the prepolymer and their use.
Inventor: CHOI KEUN BAE
IPC: C08G18/10
Filed: 1998-09-17
Abstract: PURPOSE: A method for manufacturing cationic polyurethane prepolymer and water-dispersed polyurethane or polyurethane urea made from the prepolymer is provided by which products having good longitudinal strain, dispersity, resistance to abrasion, and resistance to chemical agent. CONSTITUTION: A polyurethane prepolymer is obtained by reacting: cationic diol which has at least one ammonium ion every two carbons in a principal chain; polyester polyol, polyether polyol, polylactone polyol, polycarbonate polyol, polythioether polyol, polyacetal polyol, aromatic polyol or their mixture; and diisocyanate, diisocyanate polymer or their mixture. A water-dispersed polyurethane or polyurethane urea is obtained by: manufacturing the polyurethane prepolymer; neutralizing the prepolymer by neutralization agent; dispersing the neutralized prepolymer in water; addition-reacting the dispersed prepolymer with branch-extension agent or mono alcohol, secondary amine, urea or their mixture and optionally hardening it by using UV or thermosetting agent.
Patent KR-20000021359-A (KR)
Title: Apparatus for recovering lost cd
Inventor: KIM OK YOUNG
IPC: G11B23/00
Filed: 1998-09-22
Abstract: PURPOSE: An apparatus for recovering lost CD is provided to prevent a data loss of a lost CD and save a resource by uniformly shaving a transparent plastic layer to polish and by inputting and outputting data. CONSTITUTION: A CD fixing unit fixes a CD to be recovered. A drilling unit shaves a surface of the CD(transparent plastic layer) and removes the shaved material. A rotating unit provides a rotating force for rotating the surface of the CD and for shaving and polishing the surface of the CD. The rotation is performed in the drilling unit or the CD fixing unit. An adjusting unit adjusts the degree of the shave and the polish.
Patent KR-19990036929-A (KR)
Title: 정보 기록 매체 및 정보 재생 장치
IPC: G11B7/007
Filed: 1998-10-08
Abstract: 본 발명은 광 디스크에 있어서, 서로 간섭하지 않도록 배치된 제1 및 제2 헤더 데이터(H12-1, H12-2, H22-3, H22-4)를 포함하는 랜드형의 헤더 필드와, 디스크 중심을 자신의 중심으로 한 스파이럴형이고 헤더 필드의 존재에 의해 불연속화된 그루브 트랙(G12)과, 디스크 중심을 자신의 중심으로 한 스파이럴형이고 그루브 트랙에 따른 랜드 트랙(L02)을 구비하고 있다.
Patent KR-20000027147-A (KR)
Title: Method for preventing ink from drying in image forming device
Inventor: HA JONG HO
IPC: B41J2/175
Filed: 1998-10-27
Abstract: PURPOSE: A control method for simply processing is provided not to dry ink without an additional cap for preventing the ink from drying. CONSTITUTION: A control method comprises the steps of: outputting a control signal to each unit to prevent ink in a head cartridge from drying, if deciding by comparing whether it is a printing mode to decide the head cartridge is in an operation state and normally printing if it is in a printing mode to spray the ink from the head cartridge. Control of printing is finished if printing is completed and time is counted if it is not in the printing mode, deciding by comparing if the time value counted is larger than a previously established period(T), continuously counting if the time is smaller than the period and outputting a power supply signal of the head cartridge in case the time exceeds the predetermined period. Therefore, the ink is not dried by moving the ink upward/downward in a specific period because the head cartridge does not output a driving signal of the head cartridge in a specific period in the air.
Patent KR-20000027323-A (KR)
Title: Method for producing web for wool pack
Inventor: LEE SANG MOK
IPC: D03D15/00
Filed: 1998-10-28
Abstract: PURPOSE: A method for producing a fabric for wool pack is provided not to generate a problem of dyeing unevenness, to have the excellent durability for various frictions, and to have the excellent appearance and the quality not by generating a spot and a crease. CONSTITUTION: A fabric for wool pack is produced by spraying a binder onto both faces or one face of the fabric after weaving the fabric using a synthetic fiber of polyamide as a weft and a warp. A yarn of polyamide is used the polyamide 6 or the polyamide 66, and the fineness of the weft and the warp is 630-2,500deniers. The mixed binder produced by mixing a resin of melamine, a binder catalyst of acryl, a medicine of anti slipping property and so on at a regular rate is sprayed on the both faces of the wool pack.
Patent KR-19990044972-A (KR)
Title: 수동식 커터
IPC: B28D1/08
Filed: 1998-11-03
Abstract: 본 발명은 암석, 콘크리트 또는 유사물을 가공하기 위해, 커터 장치 (90) 가 회전가능한 링 형상 캐리어 (50) 및 다수의 커팅체 (71) 를 가지며, 이것이 이 캐리어 (50) 의 둘레의 적어도 일부와 상호 작동하는, 커터 장치 (90) 를 가진 수동식 커터에 관한 것으로, 이 커팅체는 밴드 형상 및 무한 궤도 형상 커터 부재 (70) 의 일부이며, 또한 이 커팅체는 링 형상 캐리어의 원형 형상 홈 (51) 과 상호 작동한다.
Patent KR-19990076541-A (KR)
Title: 주문제작환경에서의 컴퓨터시스템의 제작시스템 및 조립방법
IPC: G05B19/418
Filed: 1998-11-16
Abstract: 본 발명은 주문제작환경에서의 컴퓨터시스템의 제작시스템 및 조립방법에 관한 것이다. 
     본 발명에 따르면, 컴퓨터시스템이나 다른 제품에 대한 병력적으로 조직된 유닛바이유닛 제작 및 조립시스템과 방법이 주문제작환경에 효과적으로 통합된다. 수신된 주문에 따라서, 주문된 제품의 제작에 필요한 부품이나 구성품을 각각 지지하는 키트트레이가 준비된다. 키트트레이는 작업셀로 전달되어 팀이 제품을 조립한다. 그후에 제품은 책임있는 작업셀에 제공되는 문제점에 대한 정보를 가지고 테스트되고 수리된다.
Patent KR-19990045422-A (KR)
Title: 자기 저항 효과 자기 헤드
IPC: G11B5/39
Filed: 1998-11-19
Abstract: 자기 저항 효과형 자기 헤드는 자기 안정성을 보장하기 위하여 외부 자계가 없을 때에도 일정한 자유층의 자화의 방향에서 스핀 벌브막을 이용한다.  자기 저항 효과형 자기 헤드는 길이 방향이 자기 기록 매체 슬라이딩면과 거의 수직인 평면 장방형 상의 자기 저항 효과막, 자기 저항 효과막의 길이 방향의 일단에 접속된 제1 전극, 자기 저항 효과막의 길이 방향의 타단에 접속된 제2 전극, 및 자기 저항 효과막의 폭 방향을 따라 양단에 배치된 경자성들을 포함한다.  자기 저항 효과막은 최소한 제1 강자성층, 비자성층, 제2 강자성층 및 반강자성층이 함께 적층되어 구성된다.  경자성막들은 자기 저항 효과막의 전기 저항보다 더 큰 전기 저항을 갖는다.
Patent KR-20000033328-A (KR)
Title: Method for controlling switch in performing continuous hand-off between exchanges
Inventor: YOO KEONG O
IPC: H04W36/08
Filed: 1998-11-23
Abstract: PURPOSE: A method for controlling switch in performing continuous hand-off between exchanges is provided to achieve the hand-off execution of a high speed with reduced system loads by minimizing the hand-off execution path in the anchor exchange and simplifying the speech path removing procedure in the serving exchange. CONSTITUTION: In the personal communication service exchanges(20-22), a subscriber(b) between two mobile subscribers(a,b) under lines busy in the same mobile radio interface subsystem ASS_W using the time switch proceeds forward hand-off(b') along the (a) line to the domain that other personal communication service exchange(21) manages and processes call with the speech path by intra_junctor in the same radio wireless interface subsystem(ASS_W). Then, the subscriber(b) proceeds inter-exchange continuous hand-off(b'') along the (b) line to the service domain that the third personal communication service exchange(22) manages.
Patent KR-20000039423-A (KR)
Title: Method and apparatus for detecting data symbol of communication system
Inventor: KIM YON SOO
IPC: H04B1/711
Filed: 1998-12-12
Abstract: PURPOSE: An apparatus for detecting a data symbol of a communication system and a method for the same are provided to reduce the deterioration of the function due to a nonlinear distortion and channel distortion at a receiver, by estimating a distortion sequence and determining a symbol sequence. CONSTITUTION: A bit judging unit(211) determines a received symbol temporally and judges an original bit value to each component of a received symbol sequence. A sequence control unit(212) generates an original type sequence for estimating a distortion of the received symbol, evaluates the similarity between the received symbol sequence and a weighted distortion sequence to determine a new reference sequence, and controls output of sequence based on comparison of the new reference sequence with a sequence. A distortion estimating unit(213) estimates the distortion according to multi-codes and transfer characteristics. A gain weighting unit(214) calculates a weighted value which is multiplied by each symbol of the distortion symbol and then outputs the multiplication value to the sequence control unit(214).
Patent KR-20000040584-A (KR)
Title: Semiconductor chip having polymer layer thereon and manufacturing method thereof
Inventor: KIM NAM SEOK
IPC: H01L23/28
Filed: 1998-12-18
Abstract: PURPOSE: A semiconductor chip having polymer layers thereon is provided not to cause damage such as chipping or crack to the chip. CONSTITUTION: A semiconductor chip(11) used for flip chip bonding or chip scale packages includes polymer layers(15,16) respectively formed on a side surface(11c) and a bottom surface(11b) thereof. Polymeric material such as polyamic acid or epoxy is preferably used for the polymer layer(15,16). An active surface(11a) of the chip(11) is coated with a passivation layer(13) such as polyimide, and solder balls(14) are formed on aluminum pads(12) exposed through the passivation layer(13). In a manufacture of the chips(11), a polymer layer is spin-coated on bottom surface of a wafer and cured, and a flexible tape is then attached to the polymer layer. Next, the wafer and the polymer layer are sawed together, and gaps in the sawed wafer are widening by expanding of the flexible tape. The polymeric material is then supplied into the gaps and cured to a polymer layer. By cutting the wafer along the gaps, the chip(11) having the polymer layers(15,16) are obtained.
Patent KR-20000041001-A (KR)
Title: Method of fireproofing beam for structure
Inventor: KWON IN GYU
IPC: E04C5/00
Filed: 1998-12-21
Abstract: PURPOSE: A fireproofing method of beam is provided to easily fireproof H-shaped steel at a low cost with a harmless method for environment. CONSTITUTION: A plurality of metallic materials(3) is welded(5) at several positions on a web(2) of H-shaped steel(1). Reinforcing bars(4) are fixed to proper positions of the metallic materials. The reinforcing bars are protruded outside the H-shaped steel four times as much as the diameter of the reinforcing bar to easily connect the bars with other members. Finally, a kneading material of cement, sand and gravel is filled in a U-shaped space and hardened.
Patent KR-20000041630-A (KR)
Title: Method for controlling the voltage of a multiple dc motor
Inventor: KIM GEUN YOUNG
IPC: H02P5/68
Filed: 1998-12-23
Abstract: PURPOSE: A method for controlling the voltage of a multiple DC motor is provided to improve the speed of the multiple DC motor of a line by using a voltage controlling device and a current controlling device. CONSTITUTION: A method for controlling the voltage of a multiple DC motor comprises a voltage controlling device(AVR) and a current controlling device(ACR). The voltage controlling device is determined by factors such as a torque current, an armature resistance of the motor(M), and the speed of the motor(M). A standard torque current value(la,ref) is controlled by the current controlling device(ACR). According to the method for controlling the voltage of a multiple DC motor, the speed of the DC motor is improved.
Patent KR-20000041800-A (KR)
Title: Supersonic wave traffic sensing apparatus
Inventor: CHO DONG IL
IPC: G08G1/04
Filed: 1998-12-23
Abstract: PURPOSE: A supersonic wave traffic sensing apparatus is provided to sends a vehicle sensing signal to a sensor without using a private line, and to process and store a vehicle sensing signal so as to be sent to a center according to a request of the center. CONSTITUTION: A supersonic wave traffic sensing apparatus comprises a supersonic wave sensor(10), a supersonic wave signal processing part(20), a central processing unit(CPU) board(30) and a modem board(40). The supersonic wave sensor(10) periodically generates a supersonic wave transmission signal, and receives a reflection wave from a vehicle or the surface of land to transfer the received reflection wave to the supersonic wave signal processing part(20). The supersonic wave signal processing part(20) outputs a vehicle detection signal in response to the reflection wave from the supersonic sensor(10). The CPU board(30) generates and stores necessary transportation data and statistical data by use of the vehicle detection signal from the supersonic signal processing part(20). The modem board(40) transfers the transportation data and the statistical data stored in the CPU board(30) into a center.
Patent KR-19990063414-A (KR)
Title: 플라즈마 처리방법 및 플라즈마 처리장치
IPC: B44C1/22
Filed: 1998-12-24
Abstract: 본 발명은, 에칭처리 등의 플라즈마처리에 있어서의 반응생성물의 처리특성에 대한 영향을 상쇄하여 기판면 내에 있어서 균일한 처리특성이 얻어지는 플라즈마 처리장치 및 플라즈마 처리방법을 제공한다. 
     본 발명에 있어서는, 처리실 내에 있어서, 마스크를 거쳐 가스 플라즈마를 사용하여 피처리기판을 처리하는 플라즈마 처리방법에 있어서, 측벽보호막의 부착량을 적정화하고 상기 적정화된 부착량을 피처리기판의 중앙과 끝단부 사이에서 균일하게 하여 측벽보호막의 면 내 균일성을 유지하면서 플라즈마 처리한다.
Patent KR-20000042761-A (KR)
Title: Pulse compression distribution processing apparatus of doppler radar system
Inventor: LEE SANG WOO
IPC: G01S13/02
Filed: 1998-12-26
Abstract: PURPOSE: A pulse compression distribution processing apparatus of a doppler radar system is provided to distribute and process a pulse compression of a received burst signal. CONSTITUTION: A pulse compression distribution processing apparatus comprises first to fourth compression module(125,131,119,111). The first and fourth compression modules(125,131,119,111) have first to fourth control module(127,133,121,113) for processing the compressing of each pulse and first to fourth local RAMs(129,135,123,115) for storing the compressed pulse, respectively. The fourth compression module(111) reads header data and Q sample data of a burst signal consisting of ten pulses to store the read data to a global RAM(117), and the fourth control module(113) compresses first and third pulses to the fourth local RAM(115). The third compression module(119) reads I sample data of the burst signal, and arranges the I sample data with the Q sample data to store the arranged data to the global RAM. The third control module(121) compresses zero-numbered and second pulses to the third local RAM(123). The first compression module(125) reads a transmission burst stored in the global RAM to the first local RAM(129), and compresses fifth, seventh and ninth pulses. The first control module(127) transfers the first and third pulses compressed by the fourth compression module(111) and the fifth, seventh and ninth pulses. The second compression module(131) reads the transmission burst stored in the global RAM to the second local RAM(133), and compresses fourth, sixth and eighth pulses. The second control module(135) transfers the first and third pulses compressed by the fourth compression module(111) and the fourth, sixth and eighth pulses.
Patent KR-20000043172-A (KR)
Title: Single secam color signal demodulator using two reference frequencies
Inventor: SEOL JEONG HUN
IPC: H04N9/04
Filed: 1998-12-28
Abstract: PURPOSE: A single SECAM color signal demodulator is provided to reduce the manufacture cost while preventing the deterioration of the demodulating capability by employing a common demodulator using two carrier signals. CONSTITUTION: A quadrature type demodulator(100) inputs a composite color signal of the SECOM type to provide a demodulated color difference signal with the elimination of noise. A frequency generator(200) inputs a demodulation reference frequency and provides a first reference frequency and a second reference frequency. A filter tuner(300) inputs the first reference frequency, the second reference frequency, and the demodulated color signal to provide a filter tuning signal. A permutator(400) outputs a demodulated color difference signal(B-Y) of blue color series.
Patent KR-19990036262-A (KR)
Title: 코팅 혼합물, 그의 제조 방법 및 그의 코팅용 용도
IPC: C04B41/49
Filed: 1996-07-29
Abstract: 본 발명은 1종 이상의 폴리실록산, 1종 이상의 반응성 무기 충전제, 용융시에피막을 형성하는 1종 이상의 무기 물질 및 1종 이상의 반응성 (올리고)실란을 무수 상태로 포함하는 코팅 혼합물, 제조 방법 및 그의 용도에 관한 것이다.
Patent KR-19990071665-A (KR)
Title: 탄산칼슘 이산 입자의 제조방법
IPC: C09D11/00
Filed: 1996-11-22
Abstract: 당류 또는 다당류 또는 당류 또는 다당류와 금속 이온을 포함하는 수성 수산화 칼슘을 8℃ 내지 64℃에서 탄산염화 시키는 것에 의해 이산 사방정계 탄산칼슘 입자의 침전을 제조하는 방법에 관한 것이다.  생성물은 10㎡/g 내지 120㎡/g의 특정 표면적을 가지고 페인트, 플라스틱, 종이 코팅, 중이 충전, 및 제약용으로 유용하다.
Patent KR-19990082157-A (KR)
Title: 외과용 전기 커팅장치
IPC: A61B18/14
Filed: 1996-08-20
Abstract: 외과용 전기 발생장치(22)에 연결하기 위한 향상된 외과용 전기 커팅 장치는 외주 에지(16)를 갖는 비전도성 지지 부재(12), 상기 지지 부재와 구별되고 상기 지지 부재의 외주 에지의 적어도 일부분을 따라 배치된 전도 부재(14)를 갖는다. 상기 전도 부재는 상기 전도 부재에 고주파 전기 에너지를 충분히 전달하기에 적합한 외과용 전기 발생장치에 전기적으로 연결됨으로써, 전도 부재가 체조직을 커팅할 수 있도록 한다. 상기 지지 부재는 전도 부재에 전기 에너지가 있거나 없거나 체조직에 대하여 수동조작을 용이하게 한다.
Patent KR-20000005350-A (KR)
Title: Stabilizer composition
Inventor: BECHTOLD KARL
IPC: C07D211/94
Filed: 1997-04-10
Abstract: PURPOSE: Provided are novel compositions especially for light-stabilizer; Masterbatch compositions comprising the novel compositions; and a process for enhancing the light stability of organic material which can reduce the damage effected by light, heat and/or oxidation. CONSTITUTION: The novel composition comprises: (A)photoreactive, UV light absorbing, low molecular weight polyalkylpiperidines of formula I; (B)and non-photoreactive low molecular weight sterically-hindered polyalkylpiperidines which are selected from the group consisting of formula B-1 through B-24. Molar ratio of A to B is 95:5 to 5:95, preferably 75:25 to 25:75.
Patent KR-20000064901-A (KR)
Title: 적층체의 제조 방법 및 제조 장치
IPC: B32B15/08
Filed: 1997-11-26
Abstract: 시트 형상 합성 수지재, 중간판 및 금속박을 중첩하여 형성한 적층 블록으로 금속박에 통전하여 가열하면서 이 적층 블록을 가압하여 적층 형성한 후, 적어도 일부에 히트 파이프를 내장한 중간판으로부터의 방열로 적층 성형한 적층 블록의 가압 상태의 냉각이 행해지도록 했으므로, 히트 파이프에 의해 성형한 적층 블록의 냉각 시간을 단축하여 제조 리드 타임을 단축할 수 있는 것이다.
Patent KR-20000005444-A (KR)
Title: Polyol composition
Inventor: SCHWARZ EUGEN
IPC: B01J2/16
Filed: 1997-04-10
Abstract: PURPOSE: A composition being composed of more than 2 polyols and a combining agent while containing more than 80 wt.% of more than one non-hygroscopic polyol and a use of the composition as a subsidiary of a tablet are provided to be obtainable by co-spray drying or co-fluidized bed granulation. CONSTITUTION: The invention relates to a composition obtainable by co-spray drying or co-fluidized bed granulation, essentially consisting of at least two polyols and possibly one binder with a content of over 80 wt.% of at least one non-hygroscopic polyol, and its use as an auxiliary for the production of tablets.
Patent KR-20000016089-A (KR)
Title: Method and device for controlling liquid fluxes in pipe lines
Inventor: COLIN BRUNO
IPC: E03F7/00
Filed: 1998-03-27
Abstract: PURPOSE: A method and a device for controlling liquid flux in pipe line are provided to be used for monitoring the flow of water in potable water mains and to be applied for monitoring the flow of water in a drainage system. CONSTITUTION: The invention concerns a method which consists in introducing, at a point (2, 7) in the network (1), relatively small-dimensioned bodies capable of being detected (6), to be carried by the liquid flux (5) to the different parts (3) of the network, and in detecting the passage of the bodies capable of being detected (6) in predetermined points (8) of the network (1). Each body capable of being detected (6) contains an electronic "chip" associated with an antenna, for being detected by electromagnetic method at the points (8), equipped with suitable detectors connected to a central computer system (9). The invention is applicable to the management of drinking water distribution and sewerage systems.
Patent KR-20000016220-A (KR)
Title: Picture coding device, picture coding method, picture decoding device, picture decoding method, and providing medium
Inventor: YAGASAKI YOICHI
IPC: H04N19/20
Filed: 1998-03-31
Abstract: PURPOSE: Picture coding device, picture coding method, picture decoding device, picture decoding method, and providing medium is provided which make an efficient random access possible. CONSTITUTION: As a hierarchy of a coded bit stream, a GOV (Group of Video Object Plane) layer is provided on which an absolute coding start time accurate to a second is arranged. The GOV layer can be inserted not only at the leading end of the coded bit stream but also at other arbitrary positions. In addition, a display time of each VOP (Video Object Plane) constituting the GOV is expressed by modulo_time_base, which expresses a relative time with reference to the absolute coding start time in seconds, and VOP_time_increment, which expresses a time elapsed from the time (synchronization point) indicated by modulo_time_base in milliseconds.