baber/WOPTO huggingface dataset:
Patent KR-20160114991-A (KR)
Title: Apparatus and method for manufacturing fruit juice
Inventor: KIM YOUNG SUN
IPC: A23N1/02
Filed: 2015-03-25
Abstract: The present invention relates to a fruit juice manufacturing process and a manufacturing apparatus therefor and, more specifically, to a fruit juice manufacturing process and a manufacturing apparatus therefor, which are for crushing washed fruit (apple, pear, etc.) and extracting juice and can manufacture the fruit juice relatively at lower costs and in shorter time. The present invention provides the fruit juice manufacturing apparatus, comprising: a washing unit washing the fruit supplied from the outside; a feeding conveyor sequentially feeding the fruit washed by the washing unit; a crusher receiving the fruit fed by the feeding conveyor, crushing the fruit and generating a mixture in which fruit fresh is mixed with fruit juice; a juice extractor composed of a fruit extraction container filled with the mixture supplied by the crusher and a pressing plate positioned at an upper part of the fruit extraction container, and operated to be lead into the fruit extraction container by a hydraulic device to press the mixture filling the fruit extraction container for obtaining the fruit juice; and a fruit extraction container moving unit moving the fruit extraction container to get farther from the pressing plate such that the mixture discharged from the crusher is easily supplied into the fruit extraction container.
Patent KR-20150115686-A (KR)
Inventor: SUN PENGFEI
IPC: H04L1/00
Filed: 2015-04-06
Abstract: The present invention relates to a method and apparatus for adaptively adjusting a modulation coding scheme and a reference signal pattern according to requirements to obtain the optimum transmission efficiency. According to the present invention, the method for adaptively adjusting the modulation coding scheme and the reference signal pattern in a wireless communications system, comprises the following steps: determining a modulation coding and reference signal pattern scheme (MCPS) index according to information on a channel state, wherein the MCPS index displays at least one among a reference signal pattern, a modulation scheme, and a modulation order, and a transmission block size (TBS); and performing communications with at least one among the reference signal pattern, the modulation scheme, and the modulation order which correspond to the MCS index, individually, according to the TBS. Another embodiment of the present invention further provides corresponding eNB, terminal, and system. According to embodiments of the present invention, the reference signal pattern and the modulation coding scheme may be adjusted adaptively and/or commonly according to the requirements to obtain the optimum transmission efficiency.
Patent KR-20160122010-A (KR)
Title: 토사재해 방어 목적 토사 차단 및 제어용 구조물
Inventor: KANG DU KEE
IPC: E01F7/04
Filed: 2015-04-13
Abstract: 본 발명은 토사재해 방어 목적 토사 차단 및 제어용 구조물에 관한 것으로, 좀 더 구체적으로는 각 개체별로 상호 조립이 가능한 콤팩트한 구조의 토사 차단 및 제어용 구조물을 제공함으로써, 예상치 못한 지역 또는 위치에서의 토사유출 발생 시 빠르고 간편하게 설치가능하며, 특히 도심지의 비활용 공간 등 협소한 공간에서도 토사 차단 및 제어 기능을 효율적으로 수행할 수 있을 뿐만 아니라, 일시적으로 토사 및 기타 고형물을 차단함으로써 수류(water flow) 및 영향을 감소시킬 수 있으며, 또한 각 구조물의 유지보수시 개체별 부분 세척 및 교체로 비용을 절감시킬 수 있으며, 이러한 구조물을 상호 연결하여 간이보행공간으로도 이용할 수 있는 등 그 활용성을 향상시킬 수 있도록 하는, 토사재해 방어 목적 토사 차단 및 제어용 구조물에 관한 것이다.
Patent KR-20150092026-A (KR)
Title: 용기 캡 내부에 형성된 반응물 탱크
Inventor: PARK DAE JIN
IPC: B65D81/32
Filed: 2015-04-16
Abstract: 본 발명은 통상의 파마약병몸체(110)와 파마약노즐몸체(120)가 형성되고, 상기 파마약병몸체(110)의 병주둥이(112)에 나사선(114)이 형성되어 있는 형상으로서, 상기 파마약몸체의 병주둥이(112) 내부에 끼워 보관할 수 있도록 된 소형칼라염색약병(130)을 형성하되, 상기 소형칼라염색약병(130) 외부의 가장자리에는 수직면(131a)이 가장자리 둘레로 둥글게 짧은 깊이로 형성되어 병주둥이(112)에 끼워 접촉에 의하여 고정하고, 상기 소형칼라염색약병(130)의 누름봉(132)에 끼워질 수 있는 밀림원판(247)을 형성한 것을 특징으로 하는 용기 캡 내부에 형성된 반응물 탱크
Patent KR-20160126354-A (KR)
Title: Electronic apparatus and method for displaying message
Inventor: HA DA YUN
IPC: G06F3/0485
Filed: 2015-04-23
Abstract: The present invention relates to an electronic device and a method for displaying a message, which enable a new message to be efficiently checked. According to various embodiments of the present invention, provided is an electronic device comprising: a communication module; a display; memory which includes an electronic device region in which an message application runs; and a processor which displays a new message reception notification on a chat window provided by the message application, and which, when a gesture event occurs inside a predetermined region of the display screen in response to the new message reception notification, displays content of a new message for a predetermined period of time and then displays the chat window. Various other embodiments may be provided.
Patent KR-20160126501-A (KR)
Title: System and method to air conditioning and heating tent using thermoelectric module
Inventor: LEE JEONG YONG
IPC: H05B3/00
Filed: 2015-04-23
Abstract: The present invention relates to a system and a method to air conditioning and heating a tent using a thermoelectric module, wherein a Peltier element is attached to the inside of fabric separating the inside and the outside of the tent, and a switch capable of changing a direction of a current is formed. Moreover, a battery unit is formed.
Patent KR-20160127867-A (KR)
Title: RTP device with susceptor unit
Inventor: KIM CHANG KYO
IPC: H01L21/324
Filed: 2015-04-27
Abstract: The present invention relates to an apparatus for rapid thermal processing (RTP) which performs thermal processing of a substrate. The technical substance of the present invention is to provide the RTP apparatus including a susceptor unit comprising: a first susceptor where the substrate is mounted; and a second susceptor which is formed to be elevated by penetrating the first susceptor while being combined to the first susceptor, and loads and unloads the substrate. Hereupon, the RTP apparatus of the present invention has the advantage of realizing the process stably by improving temperature uniformity of the substrate and optimizing the apparatus by integrating a configuration to load and unload the substrate for supporting and elevating the substrate, and by realizing the first susceptor and the second susceptor.
Patent KR-20150113938-A (KR)
Inventor: JANG IN SIK
IPC: G06F9/44
Filed: 2015-04-27
Abstract: The present invention relates to a safe chauffeur system using the GPS technology and NFC wireless recognition technology of a smartphone. The present invention is capable of allowing a customer to easily confirm and obtain information about a chauffeur by using the NFC wireless recognition technology through the recognition and transmission of an RF band NFC signal between a customer terminal and an RF communication NFC card, a chauffeur information providing unit; and transmitting the obtained information to a chauffeur management server and verifying the information through the server. Therefore, the customer is able to use a more safe and reliable chauffeur service, and a chauffeur company is able to improve a reliable and safe company image while usefully managing chauffeurs.
Patent KR-20160128520-A (KR)
Title: Image forming apparatus having internal security paper detecting unit and image forming method thereof
Inventor: JEONG NAK JUN
IPC: B41F11/02
Filed: 2015-04-28
Abstract: The present invention relates to an image forming apparatus having an embedded security paper detection unit and an image forming method thereof. According to the present invention, the image forming apparatus controls a paper feeding drive unit to feed one sheet of paper at a time from a paper loading unit when an image forming command for forming an image on RF tag paper is inputted, controls a paper transport unit to supply the paper fed from a security paper cassette unit to an image forming unit along a transport path, and then controls the image forming unit to normally form a desired image on the moved RF tag paper when an RF tag detection signal is inputted from an RF tag paper detection unit to normally form the image only on security paper into which an RF tag is inserted to prevent a document from being leaked to the outside.
Patent KR-20150124919-A (KR)
Inventor: HWANG DONG SOO
IPC: A61K9/00
Filed: 2015-04-28
Abstract: The present invention relates to a composition for oral application and a producing method for thereof, and more specifically, to a composition for oral application, containing a complex compound of a particular Lewis base and a particular Lewis acid, and to a producing method thereof. The composition for oral application of the present invention has excellent durability, safety to the human body, and coating ability, and thus can effectively treat tooth sensitivity symptoms, and can prevent tooth sensitivity symptoms when being applied prior to the tooth sensitivity symptoms.
Patent KR-20160128613-A (KR)
Title: DISPlAY WITH TOUCH SENSOR AND METHOD OF DRIVING THE SAME
Inventor: SEO WOONG JIN
IPC: G02F1/1333
Filed: 2015-04-29
Abstract: The present invention relates to a display device having a touch sensor which can increase a response speed of a liquid crystal and to a method for driving the same. According to the present invention, the display device having a touch sensor: predicts data of a previous frame before scrolling based on scroll data including a scroll speed and a scroll direction; and overdrives data of the current frame according to a comparison result of the predicted data of the previous frame and the data of the current frame.
Patent KR-20160132301-A (KR)
Title: Frame-based shoes that has vibration motor for software(game) event reaction
Inventor: GIM BEOM
IPC: G06F9/44
Filed: 2015-05-09
Abstract: Existing software events, vibration interactions in games in particular, are realized by hand-controlled controllers and the like. The vibration interactions based on the hand-controlled controllers and the like, however, result in the reduction of expression reality, immersiveness, and the sense of reality felt by game users. In order to deal with this, the present invention provides a better user experience for software users such as game users by making use of a technique for synchronization between a software event and a vibration motor of a shoe.
Patent KR-20160133697-A (KR)
Inventor: LEE CHANG HWAN
IPC: G06F21/10
Filed: 2015-05-13
Abstract: The present invention relates to a system and a method for trading contents comprising: a receiving part configured to receive setting data including data of the contents and data of a copyright holder and selling conditions on the contents; a transmitting part configured to transmit data on the contents to a user who purchased the contents based on the setting data; and a payment managing part configured to pay the price to one or more copyright holders based on the setting data when the contents are sold. According to the system for trading contents, a payment can be made to one or more copyright holders related to partial workpiece of contents when the contents are sold by designating setting data such as copyright holders or a price of partial workpiece of contents. Accordingly, a payment due to an original copyright holder of the contents can be secured even in case that production and distribution of secondary copyright are executed in various channels while contents are freely distributed.
Patent KR-20160082322-A (KR)
Title: Digital signage control apparatus and method therefor
Inventor: OH JU BYOUNG
IPC: G06Q50/10
Filed: 2015-05-15
Abstract: The present invention relates to an apparatus and a method for controlling a digital signage through a personal computer (PC) or a mobile web browser. The apparatus for controlling a digital signage can comprise a digital signage data managing unit, an agent program executing unit, a database, and a digital signage monitoring unit. An objective of the present invention is to provide an apparatus and a method for controlling a digital signage which can monitor a state of a digital signage in real time, control the digital signage according to a monitoring result, and control the digital signage, which uses different protocols and various communication technologies for different manufacturers and signage models, through a personal computer (PC) or a mobile web browser.
Patent KR-20160135075-A (KR)
Inventor: PARK HEE KYOUNG
IPC: G01R31/00
Filed: 2015-05-15
Abstract: 본 발명은 AMOLED 3D 패널 검사 장치에 관한 것으로서, 보다 상세하게는 3D 디스플레이 패널(P)에서 출력되는 영상신호를 좌우로 분리하여 투과시키는 한 쌍의 편광렌즈(10)를 좌우이송되도록 구동하는 구동장치(20)와 영상신호를 촬상하는 카메라(30)와 동기신호(S)가 발생되는 동기센서(40)로 이루어짐으로써, AMOLED 3D패널에서 출력되는 영상신호를 짝수, 홀수 주사선에 해당하는 영상신호로 분리하는 편광렌즈에 통과시키고, 상기 편광렌즈를 통과한 영상신호를 카메라로 촬상하며, 상기 카메라로 촬상된 영상신호를 입력신호와 비교 분석하여 상기 AMOLED 3D 패널이 정상인지를 판별하는 AMOLED 3D 패널 검사 장치에 관한 것이다.
Patent KR-20160141483-A (KR)
Inventor: CHOI MIN HYEOK
IPC: H01R13/703
Filed: 2015-06-01
Abstract: According to an embodiment of the present invention, a separable/assemblable power strip comprises: a main module provided with a main body having at least one plug connection port to which an outlet plug of an external device is connected and a main module connection port, and a man MCU connected to a main signal pin connection unit installed on the main body, and connected to an external power source; and a sub-module having a sub-body having at least one first plug connection port and a first sub-module connection port, a sub-plug which has a structure protruding from an outer surface of the sub-body and is connected to the main module connection port, a signal pin unit disposed on the sub-body to come in contact with the main signal pin connection unit when the sub-plug and the main module connection port are connected, and a sub-MCU connected to a signal pin unit. The main MCU and the sub-MCU are preferably connected by the signal pin connection unit and the signal pin unit via serial communication when connecting the sub-plug to the main module connection port.
Patent KR-20160016574-A (KR)
Title: Method and device for providing image
Inventor: JEONG MOON SIK
IPC: H04N5/262
Filed: 2015-06-03
Abstract: The present invention provides a method for providing an image, and a device therefor. The device of the present invention comprises: a display unit for displaying a first image including an object and background; a user input unit for receiving user input which selects a portion of the first image; and a control unit for providing effects to the first image so that any one of the object or the background including the portion is displayed differently from the object or the background which is pre-displayed. The method can provide an image unlike a pre-stored or pre-photographed image.
Patent KR-20160143311-A (KR)
Inventor: KO MI HWA
IPC: A41B11/00
Filed: 2015-06-05
Abstract: 본 발명은 양말형 덧신 및 그의 제조방법에 관한 것으로, 보다 상세하게는 착용감을 향상시키기 위해 덧신을 양말형으로 구성하되, 덮개부를 폴리에스테르, 스판 및 망사 또는 레이스 중 선택되는 어느 하나로 구성함으로써 발등부의 길이를 자유롭게 조절 가능하고, 바닥부를 면, 한지 및 에어매쉬가 혼합된 직물을 이중으로 구성함으로써 통기성 및 내구성을 증진시킬 수 있으며, 통기성을 갖는 탄성밴드를 구비하고, 탄성이 있는 봉제선을 형성하며, 발뒤꿈치부 벗겨짐 효과를 현저히 개선하는 미끄럼방지부를 구비한 양말형 덧신 및 그의 제조방법에 관한 것이다.  
본 발명인 양말형 덧신 및 그의 제조방법은 발바닥의 형상과 유사한 형상을 갖는 바닥부; 상기 바닥부의 가장자리와 접합되며, 발등부, 발측부 및 발뒤꿈치부의 일부를 덮을 수 있는 폭을 갖는 덮개부; 상기 덮개부의 상부에 형성되어 발이 끼워지는 개구부; 를 포함하고, 상기 바닥부는 면, 한지 및 에어매쉬가 6 : 3 : 1의 비율로 혼합된 직물이 이중으로 구성되며, 상기 덮개부는 폴리에스테르, 스판 및 망사 또는 레이스 중 선택되는 어느 하나가 5 : 3 : 2의 비율로 혼합되어, 발등부의 길이를 자유롭게 조절 가능하고, 상기 개구부는 가장자리에 접합되되, 가장자리의 안쪽 및 바깥쪽 일부를 감싸는 형태로 접합되는 탄성밴드를 포함하며, 상기 바닥부와 덮개부를 접합시키기 위해 박음질하되, 탄성을 주기 위해 혼합사에 고무사를 추가하여 봉제선이 탄성을 형성하고, 상기 발뒤꿈치부와 대응되는 부분에 미끄럼방지부를 더 포함하되, 상기 미끄럼방지부는 TPU핫멜트에 코로나 처리를 한 후, 실리콘을 롤 방식으로 도포하여 형성되며,  
양말형 덧신의 바닥부를 면, 한지 및 에어매쉬가 6 : 3 : 1의 비율로 혼합된 직물을 이중으로 구성한 뒤 재단하는 단계; 발등부, 발측부 및 발뒤꿈치부가 일체로 형성되고, 폴리에스테르, 스판 및 망사 또는 레이스 중 선택되는 어느 하나가 5 : 3 : 2의 비율로 혼합되어, 탄성을 갖는 섬유로 이루어진 씨실과 날실이 격자형태로 직조되되, 날실이 한 올씩 건너뛰어 직조되어, 발등부의 길이를 자유롭게 조절 가능한 덮개부를 재단하는 단계; 씨실과 날실로 직조되고, 상기 덮개부의 상부에 형성되어 발이 끼워지게 될 개구부가 길이 방향으로만 신축될 수 있도록 상기 씨실은 개구부의 길이 방향으로 배열되며, 탄성이 우수한 고무 또는 합성수지인 탄성섬유로 만들어지고, 상기 날실은 비 탄성의 실로 구성하되, 상기 씨실들 사이에 엮이며 이웃하는 날실과의 사이에 유격이 있도록 하여 씨실의 신장 수축이 용이하도록 구성되어 통기성을 갖는 탄성밴드의 일면에 핫멜트를 접착시키는 단계; 상기 양말형 덧신의 개구부가 형성될 부분인 덮개부 안쪽의 가장자리 일부에 상기 탄성밴드 폭의 절반에 해당하는 일면을 위치시킨 후, 상기 탄성밴드의 다른 절반을 접어 개구부 바깥쪽의 가장자리에 해당하는 부분에 위치시켜, 탄성밴드를 개구부 가장자리의 안쪽 및 바깥쪽 일부를 감싸는 형태로 부착시키되, 일정의 열, 압력 및 바람이 가해질 수 있는 열프레스 롤러로 눌림처리하여 부착시키는 단계; 상기 덮개부의 하부 가장자리를 상기 바닥부의 가장자리와 박음질하되, 탄성을 주기 위해 혼합사에 고무사를 추가하여 봉제선이 탄성을 형성하도록 접합시키는 단계; 상기 발뒤꿈치부 일측에 발과 마찰력을 발생하여 뒤꿈치부의 미끄럼방지를 위한 미끄럼방지부를 형성하기 위해, TPU핫멜트를 부착하고, 코로나 처리를 한 후, 롤 방식으로 실리콘을 도포한 뒤, 60~80℃의 열챔버를 통과시켜 저열 경화시키고, 45~65℃의 저온으로 23~25시간 숙성시켜 분자를 안정화시켜 미끄럼방지부를 형성하는 단계; 를 포함한다.
Patent KR-20160144526-A (KR)
Inventor: KIM WON HO
IPC: G02F1/1343
Filed: 2015-06-08
Abstract: A liquid crystal display device is provided. The liquid crystal display device includes a first substrate and a second substrate facing each other, a liquid crystal layer disposed between the first substrate and the second substrate, gate line extended in the first direction on the first substrate, a data line extended in a second direction intersecting with the first direction on the first substrate, a first electric field generating electrode disposed on the first substrate, and a second electric field generating electrode insulated from the first electric field generating electrode on the first substrate. The second electric field generating electrode includes a stem electrode extended in parallel with the data line, and branch electrodes extended from the stem electrode at an angle to the gate line. A separation distance between the stem electrode and the adjacent data line is different from a separation distance between the branch electrodes and the adjacent data line. So, the transmittance of the liquid crystal display device can be improved.
Patent KR-20160148179-A (KR)
Inventor: HEO TAE SEONG
IPC: G07B15/02
Filed: 2015-06-16
Abstract: The present invention relates to a bus terminal designated drop-off zone notification system using near field communication and Wi-Fi communication technology. More specifically, the present invention relates to the bus terminal designated drop-off zone notification system using near field communication and Wi-Fi communication technology, where a bus terminal is inputted with necessary information automatically and transmits the corresponding information to a smartphone registered in a current bus running section through Wi-Fi communication when a bus passenger moves the smartphone close to a settlement terminal of a bus. The present invention can provide a method for enabling a user to know his or her drop-off section by executing a related application and contacting the card settlement terminal installed in the bus, when the user having the smartphone gets on the bus. Also, the user can know information of the drop-off section, by executing the application of the smartphone, by loading the application to collect and process corresponding information through an NFC antenna and a Wi-Fi module embedded in the smartphone.
Patent KR-20160149872-A (KR)
Inventor: CHO SUNG BONG
IPC: B64F5/00
Filed: 2015-06-19
Abstract: The present invention relates to a method of calculating a landing gear deflection to measure a landing gear deflection of an aerial vehicle using position information of an unmanned aerial vehicle, comprising: a step of calculating a landing gear deflection based on a ground coordinate system which is an inertial coordinate system with information of an unmanned aerial vehicle; and a step of calculating a landing gear deflection based on a fuselage coordinate system by coordinate transforming the calculated landing gear deflection to an axial direction of a landing gear.
Patent KR-20170000526-A (KR)
Inventor: HYUN KIE TAK
IPC: B01D50/00
Filed: 2015-06-24
Abstract: The present invention relates to an air purifying apparatus. According to an aspect of the present invention, the air purifying apparatus includes: a housing having an inlet and an outlet; a fan motor assembly for generating an air flow in the housing; a dust separation unit for separating dust from air introduced into the housing through the inlet; a dust storing unit for storing the dust separated from the dust separation unit; and a filter unit for purifying the air discharged from the dust separation unit. The dust separation unit includes a plurality of cyclone separation parts, and each of the cyclone separation parts includes: an air inlet for introducing the air inside the housing; a flow guide for guiding the introduced air through the air inlet to spirally flow; an air outlet for discharging the dust and the separated air; and a dust outlet for discharging the air and the separated dust, in which the cyclone separation parts are arranged in a plurality of rows in the first direction, and arranged in a plurality of rows in the second direction crossing with the first direction.
Patent KR-20170001142-A (KR)
Inventor: HONG HWAL
IPC: B27K5/02
Filed: 2015-06-25
Abstract: 요철형상을 가지는 건축재의 다중 배색 방법은 다수개의 요철이 형성된 건축재에 골 부분만 특정 색상의 침투성 오일 도료를 도포하기 위한 것으로서, 요철 표면에만 코팅제를 도포하여 침투성 오일 도료를 도포함으로써 특정 골에만 침투성 오일 도료에 의해 채색되도록 하고, 요철 표면에 도포된 코팅제 및 침투성 오일 도료는 그라인더에 의해 제거함으로써 요철 골 부분에만 정확하게 채색할 수 있는 이점이 있다.
Patent KR-20160026662-A (KR)
Title: Connector
Inventor: TAMAKI FUMITAKE
IPC: H01R24/62
Filed: 2015-06-26
Abstract: An objective of the present invention is to provide a connector which can prevent damage to a part composing a connector and determine a position of the part even if the part is small and thin. To achieve the objective, the connector comprises: a metal part; a contact assembly comprising a body to fix a plurality of contacts; and a housing to insert the contact assembly in a connector insertion direction to accommodate the contact assembly. The metal part comprises: a female unit elongated in an arrangement direction of the contacts; an L-shaped unit bent in a direction perpendicular to both the elongation direction of the female unit and the connector insertion direction of the connector, wherein an end surface thereof in a connector separation direction comes in contact with only a side wall of a concave portion of the housing if connected to the housing; and a pressing unit which is elongated from an end surface of the L-shaped unit in the connector insertion direction in a forward direction of the elongation direction of the female unit or a reverse direction of the elongation direction of the female unit, and protrudes from a hole to come in contact with only a side wall of a grooved portion of the body if connected to the housing and the body.
Patent KR-20170009586-A (KR)
Inventor: LIM YOUNG RAK
IPC: G02F1/1362
Filed: 2015-07-17
Abstract: The present invention provides a liquid crystal display device capable of remarkably improving workability upon release of a binding apparatus. The liquid crystal display device includes: a lower cover; a printed circuit board disposed on one side of the lower cover, and fixedly arranged thereon with a plurality of light emitting diodes (LEDs); a connector disposed on one side of the printed circuit board, and connected to supply power lines of the LEDs; a connector housing including a handle having a hook fastened to a latching sill disposed inside the connector, and a protrusion disposed in the handle and allowing the handle to move in an inner direction of the connector; a light guide plate disposed on the lower cover, for guiding light from the LEDs; a panel guide fastened to an outer periphery of the lower cover; and a liquid crystal panel disposed on the panel guide.
Patent KR-20160011170-A (KR)
Inventor: HONG YOUNG SOO
IPC: C12N9/88
Filed: 2015-07-21
Abstract: The present invention relates to a mass-production method of phenylacetyl homoserine lactone. The production method of phenylacetyl homoserine lactone of the present invention can significantly increase the amount of phenylacetyl homoserine lactone derivatives produced, and can be usefully used for the mass production of the phenylacetyl homoserine lactone derivatives, by using a colon bacterium expression system having an advantage of rapidly culturing at high concentrations in a low-priced medium, and using a bioconversion system with an in vitro enzymatic reaction. An expression vector for producing phenylacetyl homoserine lactone in chemical formula 1 comprises a gene (4CL2nt) for encoding coenzyme A ligase, and a gene (opRpaI) for encoding acyl-homoserine lactone biosynthetic enzyme.