baber/WOPTO huggingface dataset:
Patent KR-20160026959-A (KR)
Title: Method and system for processing substrate and computer-readable storage medium storing substrate processing program
Inventor: HIDAKA SHOICHIRO
IPC: H01L21/304
Filed: 2016-02-23
Abstract: The present invention is to suppress bad influence on substrate surface processing according to remaining of a removal target, by removing the removal target from a rear surface of a substrate well. In the present invention, the substrate processing method (substrate processing system (1)) for removing the removal target of the rear surface of the substrate (5) has: a rear surface processing process (rear surface processing apparatus (10)) of supporting an outer circumference part of the substrate (5) by a substrate supporting body (34) using the rear surface of the substrate (5) as a top surface, and removing the removal target within a fixed processing range (50) to the vicinity of the substrate supporting body (34) from an inner circumference part of the rear surface of the substrate (5); and a rear surface edge part processing process (rear surface edge part processing apparatus (11)) of adsorbing and holding the inner circumference part of the rear surface of the substrate (5) using the rear surface of the substrate (5) as a bottom surface, and removing the removal target within a fixed processing range (7) at an inner circumference side from the outer circumference part of the rear surface of the substrate (5). After performing the rear surface edge part processing process, the substrate processing method performs inversion of the substrate, and then performs the rear surface processing process.
Patent KR-20160029767-A (KR)
Title: 수면 자세 교정기구 및 어께 회전근육 강화하는 운동기구
Inventor: JON JUN MO
IPC: A61F5/042
Filed: 2016-02-24
Abstract: 본 발명은 척추 측만증, 어께 유착성 관절 낭 염을 예방하거나 진행을 완화시키기 위한 기구이다 
유아, 어린이, 청소년은 수면 중 자세 불량으로 인하여 척추 측만증이 발병할 우려가 있다 
또한 40살, 50살 전후에서 수면자세 불량으로 인하여 어께 유착성 관절 낭 염이 발병할 우려가 있다 
상기에 의하여 요의 피에 양측 발목을 부착하여 척추를 바르게 하여 수면하기 위함이다 
상기의 수면 자세 불량으로 어께 유착성 관절 낭 염에 통증이 발병할 경우 수술을 하여 치료 후 어께 회전근육 강화시키는 운동기구이다 
도7 참조하여 본 발명의 어께 회전근육 강화하기 위한 양팔 교차 회전 운동기구를 양손에 착용하고 제자리 걷거나 뛰면서 좌우측 팔을 펼치고 교차하면서 회전하는 형태가 되기 때문에 어께 회전근육 강화하는 상태가 된다
Patent KR-20170103405-A (KR)
Title: 코돈 최적화된 사이클로스포린 특이적 p450 수산화효소 및 이를 이용한 대장균 기반의 최적화된 사이클로스포린 생전환 방법
Inventor: KIM EUNG SOO
IPC: C12N15/70
Filed: 2016-03-04
Abstract: 본 발명은 코돈 최적화된 사이클로스포린(cyclosporine; CsA) 특이적 P450 수산화효소(hydroxylase) 및 이를 이용한 대장균 기반의 최적화된 사이클로스포린 생전환 방법에 관한 것으로, 본 발명은 서열번호 1로 표시되는 코돈 최적화된 사이클로스포린 특이적인 수산화효소 유전자를 제공한다. 또한, 본 발명은 상기 코돈 최적화된 수산화효소 유전자를 포함하는 재조합 벡터; 및 페레독신(ferredoxin) 유전자 및 페레독신-NADP +  환원효소(ferredoxin-NADP +  reductase) 유전자를 포함하는 재조합 발현벡터로 형질전환된 재조합 미생물을 제공한다. 상기 재조합 미생물을 이용하여, 비용-효과적으로 CsA-4-OH를 생산할 수 있는 전-세포 생전환 시스템을 개발하였으며, 상기 시스템은 추후 모발 성장 촉진제의 스케일-업 생산에 효과적으로 응용할 수 있을 것으로 예상된다.
Patent KR-20170105729-A (KR)
Title: 더블형 기판 이송용 지그
Inventor: KIM JONG MAN
IPC: B65G49/06
Filed: 2016-03-10
Abstract: 본 발명은 인쇄회로기판의 제조공정에서 기판(PCB)을 제조 공정별로 반송하는 기판 이송용 지그에 관한 기술로서, 기판을 복수개로 척킹하여 제조 공정별로 반송하므로 공정 수율을 한층 높이고, 쿠션캡이 지그 간의 충돌을 방지하여 기판의 안정성을 확보하는 한편 클램프유닛에 복수개로 스프링이 설치됨에 따라 장력 밸런스(balance)를 유지하여 기판의 척킹과정에서 오동작을 방지할 뿐만 아니라 기판의 파지력을 높이는 더블형 기판 이송용 지그에 관한 기술이다. 
이러한 본 발명의 주요 구성은 저면부에 반송레일이 형성되고, 양측부로 배치되는 베이스프레임; 상기 베이스프레임 위에 복수개로 설치되고, 중앙부에 각각 척킹홀이 형성된 서포트플레이트; 상기 양측부로 배치되는 베이스프레임의 전방과 후방에 폭방향으로 각각 고정 설치되는 지지프레임; 상기 지지프레임의 전방측과 후방측에 고정 설치되는 쿠션캡; 및 상기 서포트플레이트의 상부와 하부에 각각 복수개로 설치되고, 기판을 척킹하는 클램프유닛;을 포함하여 구현된다.
Patent KR-20170105851-A (KR)
Title: 사이클로메탈화 전이금속 착물을 포함하는 바이오 이미징 조성물
Inventor: KWON TAE HYUK
IPC: C07F15/00
Filed: 2016-03-10
Abstract: 본 발명은, 사이클로메탈화 전이금속 착물을 포함하는 바이오 이미징 조성물에 관한 것으로, 더욱 상세하게는 발광성 금속 복합체인 이리듐 또는 로듐계의 사이클로메탈화 전이금속 착물을 이용하여 최소화된 세포 독성으로 소포체 이미징이 가능한, 바이오 이미징 조성물에 관한 것이다.
Patent KR-20160111335-A (KR)
Title: Foreign language learning system and foreign language learning method
Inventor: CHOI BYOUNG SUN
IPC: G06Q50/20
Filed: 2016-03-11
Abstract: Disclosed are a foreign language learning system and a foreign language learning method. According to the present invention, the foreign language learning system comprises: a database for storing foreign language text data and sound data in which a native speaker pronounces the foreign language text corresponding to the foreign language text word by word; a display part for outputting the foreign language text; a sound output part for outputting the sound data; an input part for receiving setting information and optional information from a learner; a read module for displaying a text in a read unit to be read at the current time to be distinguished from other texts, to allow a learner to read along with a text output in the display part in a read-along-with mode of a read learning mode, by being activated when a read learning mode is selected as a selection mode; a speak module for outputting sound data corresponding to a foreign language text in a next learning unit through the sound output part if the time (the system standby time) when a learner pronounces a foreign language text in a learning unit has elapsed, to perform speak learning by pronouncing a foreign language text by a learner and a foreign language learning system in turns in a conversation mode of a speak learning mode, by being activated when a speak learning mode is selected as a selection mode; and a write module for sequentially outputting sound data corresponding to foreign language text data through the sound output part, and performing write learning by sequentially inputting listed foreign words to correspond to a meaning of a displayed native language by a learner by displaying a write display on the display part when reaching a write section set in advance, by being activated when a write learning mode is selected as selection information.
Patent KR-20160032084-A (KR)
Title: Thermoplastic resin composition for vehicle interior material and molded product of vehicle interior material
Inventor: LEE YUN HO
IPC: C08L23/08
Filed: 2016-03-16
Abstract: Provided is a thermoplastic resin composition for an interior material of vehicles, comprising a biomass-derived resin. The thermoplastic resin composition for an interior material of vehicles uses the biomass-derived resin, which replaces a petroleum-based thermoplastic resin, so as to reduce a generation amount of CO_2, thereby providing an environmentally friendly effect.
Patent KR-20160115741-A (KR)
Inventor: SATO SHUN
IPC: B60L50/10
Filed: 2016-03-18
Abstract: A drive system for a hybrid vehicle comprises an engine, a motor, a rotary shaft, an engine disconnecting clutch, a motor disconnecting clutch, an automatic transmission, and an electronic control unit. The engine disconnecting clutch is provided between the rotary shaft and the engine. The motor disconnecting clutch is provided between the rotary shaft and the motor. The automatic transmission is provided between the rotary shaft and a drive wheel of the hybrid vehicle. The electronic control unit is configured to execute engagement control by controlling the motor and the motor disconnecting clutch so that the motor disconnecting clutch can be engaged while causing the rotational speed of the motor to be synchronized with the rotational speed of the rotary shaft. The electronic control unit is also configured to execute rotation change control for causing the rotational speed of the rotary shaft to change. The electronic control unit is configured to, while either one of the engagement control and the rotation change control is being executed, when a request to execute the other one is required, delay the start time of the other one until the execution of the one is completed, and start the execution of the other one after the execution of the one has been completed.
Patent KR-20170109879-A (KR)
Title: 광 송신기용 광 변조기의 바이어스 제어장치
Inventor: CHANG SUN HYOK
IPC: H04B10/588
Filed: 2016-03-22
Abstract: 본 발명은 광 송신기용 광 변조기에 바이어스 신호를 인가하는 바이어스 제어장치에 관한 것으로, 상기 바이어스 제어장치는, 광 변조기로부터 출력되는 출력 광 신호를 검출하여, 검출 신호를 제공하는 광 검출부; 및 상기 광 검출부로부터 제공되는 검출 신호를 바탕으로 바이어스 신호를 생성하는 한편, 생성된 바이어스 신호에 에러검출 신호를 결합하여, 에러검출 신호 결합된 바이어스 신호를 광 변조기에 인가하는 바이어스 신호 출력부를 포함한다.
Patent KR-20170109895-A (KR)
Title: 미숙 무화과를 이용한 프로테아제 활성 및 저장안정성이 우수한 육류 연화제의 제조방법
Inventor: HONG JOO HEON
IPC: A23L13/70
Filed: 2016-03-22
Abstract: 본 발명은 (a) 미숙 무화과의 껍질을 박피하는 단계; (b) 상기 (a)단계의 껍질을 박피한 미숙 무화과에 물을 첨가한 후 분쇄 및 균질화하고 원심분리한 상등액을 감압 여과한 미숙 무화과 착즙액을 제조하는 단계; 및 (c) 상기 (b)단계의 제조한 미숙 무화과 착즙액에 말토덱스트린을 첨가한 후 분무건조하는 단계를 포함하여 제조하는 것을 특징으로 하는 미숙 무화과를 이용한 프로테아제 활성 및 저장안정성이 우수한 육류 연화제의 제조방법 및 상기 방법으로 제조된 미숙 무화과를 이용한 프로테아제 활성 및 저장안정성이 우수한 육류 연화제에 관한 것이다.
Patent KR-20160115790-A (KR)
Inventor: CHOI EUI YUL
IPC: G01N1/10
Filed: 2016-03-24
Abstract: The present invention relates to an apparatus for dispensing samples which can simply perform the entire test without going through a complex operation. More specifically, the sample dispensing apparatus comprises: a chamber having a first hollow, which penetrates in a predetermined longitudinal direction and has an opening at one end portion thereof; a housing which has one end portion connected to the chamber and has a second hollow, which has open ends on both sides thereof and is connected to the first hollow inside the chamber; a buffer tube which has an opening at one end portion thereof and has a charging space where a predetermined solution is charged, and whose one portion where the opening is formed is connected to the other end portion of the housing and fixed. The chamber includes: a sample unit which is disposed at the other end of the first hollow to collect a predetermined sample or to discharge a fluid inside the first hollow; and extending protrusions which are disposed inside the first hollow, and extend in a longitudinal direction of the first hollow. The buffer tube includes a sealing membrane which seals the opening to charge the predetermined solution inside the charging space. The housing is connected to the chamber to vary the position with respect to the chamber. In the housing, the sealing membrane is perforated by the extending protrusions as the housing varies the position and approaches to the chamber, so that the solution can be discharged to the outside through the sample unit.
Patent KR-20170111121-A (KR)
Inventor: YUN JUNG LOK
IPC: H01L41/25
Filed: 2016-03-25
Abstract: 본 발명은 전극일체형 서미스터 열전소자 성형장치에 관한 것으로, 이를 위해 자동차용 서미스터에 내장되는 전극일체형 열전소자를 적어도 2개 이상 자동으로 연속 성형할 수 있으며, 또한 열전소자의 형태나 성형 개수를 손쉽게 조절할 수 있는 특징이 있다.
Patent KR-20170111411-A (KR)
Inventor: KO KYUNG JUN
IPC: G09F9/30
Filed: 2016-03-28
Abstract: 본 발명은  (a)하기 화학식 1로 표시되는 1종 이상의 화합물 및 (b)알칼리계 화합물을 포함하며, 선택적으로 상기 (a) 성분 및 (b) 성분 이외의 (c)다른 성분을 더 포함하는 레지스트 박리액 조성물, 및 상기 박리액을 사용하는 디스플레이 장치용 플랫 패널의 제조방법 및 그에 의해 제조된 디스플레이 장치용 플랫 패널, 및 상기 플랫 패널을 포함하는 디스플레이 장치에 관한 것이다: 
[화학식 1]
Patent KR-20170114857-A (KR)
Title: 음압을 이용한 여드름 압출기
Inventor: KIM JIN WOO
IPC: A61M27/00
Filed: 2016-04-06
Abstract: 음압을 이용한 여드름 압출기는 하우징과 하우징 내에서 길이 방향으로 이동하는 천공 압출 부재를 갖는다. 천공 압출 부재는 바늘지지 및 음압발생 부재, 바늘, 누름바, 스프링을 갖는다. 바늘지지 및 음압발생 부재는 하우징의 내벽에 밀착되어 슬라이딩한다. 바늘은 바늘지지 및 음압발생 부재에 결합하여 하우징의 일측 개방구를 통해 선택적으로 돌출한다. 누름바는 누름바 결합부에 결합하여 바늘지지 및 음압발생 부재를 하우징 내에서 일측 개방구의 방향으로 이동시킨다. 스프링은 하우징과 바늘지지 및 음압발생 부재에 결합하여 바늘지지 및 음압발생 부재를 타측 개방구의 방향으로 탄성 가압한다.
Patent KR-20170115777-A (KR)
Title: 자동 메시징 기능을 이용한 메신저 응답 비즈니스 모델
Inventor: BAEK CHANG YUEL
IPC: G06Q10/06
Filed: 2016-04-08
Abstract: 본 발명은 자동 메시징 기능을 이용한 메신저 응답 비즈니스 모델로 카카오톡, 라인, 페이스북 메신저 등과 같은 다양한 메신저 프로그램상에서 특정 설정을 통해 선택된 사람 또는 집단으로부터 오는 메시지를 확인하지 않고 자동으로 선별된 문장을 응답할 수 있도록 하는 비즈니스 모델이다. 
상기 비즈니스 모델은 사용자가 자동 메시징 기능을 이용하여 메신저별 선택 사람 혹은 그룹에 자동으로 설정된 응답을 등록하고 메시지가 전송되었을 때 자동으로 전송한 사람 혹은 그룹에 설정된 응답을 대신 전송해 주는 자동 메시징 기능을 통한 메신저 응답을 구축하므로 인하여 과학 기술의 발전에 역행하는 사람이 받을 수 있는 불편함을 줄여 정서적 상태를 보호할 수 있다는 효과가 있다.
Patent KR-20170057810-A (KR)
Inventor: LEE TAE YEONG
IPC: F17C9/00
Filed: 2016-04-14
Abstract: The present invention relates to a liquefied gas regasification system comprising: a liquefied gas storage tank for storing liquefied gas; a main line connected to a source of demand from the liquefied gas storage tank; a vaporizer provided on the main line for vaporizing the liquefied gas; a heat medium line for supplying a heat medium to the vaporizer; a heat medium pump provided in the heat medium line; and a high-pressure gas injection unit for injecting a high-pressure gas into the heat medium line. The high-pressure gas injection unit prevents freezing of the heat medium by injecting the high-pressure gas into the heat medium line and increasing flow rate of the heat medium when operation of the heat medium pump is less than a predetermined value or is stopped. The present invention intends to provide a liquefied gas regasification system capable of improving efficiency of regasification operation.
Patent KR-20170121536-A (KR)
Inventor: JANG DONG HA
IPC: H04L29/08
Filed: 2016-04-25
Abstract: The present invention relates to a system to monitor a district heating user-side facility based on Internet of things (IoT) and to improve efficiency. More specifically, the present invention relates to a system to monitor a district heating user-side facility based on IoT and to improve efficiency, wherein a machine room server collects sensing data measured by each device installed in a machine room based on the IoT, information data included information of each device, and household information data of each household, and transmits the data to an integrated management server. According to the present invention, the integrated management server collects the data, and diagnoses, analyzes, and estimates a malfunction status of the user-side facility based on the data collected. The integration management server analyzes and improves thermal energy efficiency of the user-side facility and each household, and provides information on an estimated lifespan, an estimated checkup time, an estimated replacement time, etc. of the user-side facility to the machine room server and a mobile application of a manager. In addition, the integrated management server provides a household heat use volume to a user of a household with district heating through a mobile application. According to the present invention, the system comprises: a machine room sensor unit; a household sensor unit; a gateway; a manager terminal; a user terminal; a machine room server; and an integrated management server.
Patent KR-20170122058-A (KR)
Inventor: KIM HONG SEOK
IPC: G01K15/00
Filed: 2016-04-26
Abstract: The present invention relates to an apparatus to correct a temperature measurement signal and, more specifically, relates to a method of correcting a temperature measurement signal of an insulated gate bipolar transistor (IGBT) temperature measuring apparatus which outputs only a temperature measurement signal exceeding a preset voltage value using an output limiting diode, comprising: an output unit to calculate a conduction current value of the output limiting diode using a resistance value of a negative coefficient temperature (NTC) thermistor included in the IGBT temperature measuring apparatus; a determination unit to determine a drop voltage value of a voltage drop occurring in the output limiting diode based on the conduction current value; and a correction unit to correct the temperature measurement signal by stepping up the voltage of the temperature measurement signal outputted from the IGBT temperature measuring apparatus by the drop voltage value.
Patent KR-20170123095-A (KR)
Inventor: YANG YOON JEONG
IPC: A61H3/00
Filed: 2016-04-28
Abstract: Provided is a walking assist device comprising: a frame supporting the waist of a user; a walking member supporting a femoral region of the user and assisting rotation of the femoral region when the user walks; a driving part connecting the frame and the walking member together, and generating torque to rotate the walking member; a detection part detecting obstacles close to the user; and a control part controlling the driving part to generate, if the obstacle is detected, torque in the opposite direction of the torque generated when the user walks. According to the present invention, the walking assist device can be easily put on the user owing to a relatively simple structure of the device.
Patent KR-20170123989-A (KR)
Inventor: KO EUN BI
IPC: G06F19/22
Filed: 2016-04-29
Abstract: In the specification, disclosed is a method for providing information about a skin barrier property, which comprises a step of measuring one or more of rs3846662 single nucleotide polymorphism (SNP) of a HMGCR gene, rs1799983 SNP of a NOS3 gene and rs9939609 SNP of a FTO gene from a specimen, and when the genotype of a SNP position of the gene is E0, E1 and E2, the skin barrier function is excellent in order of E0>E1>E2. The genotype score S_G from each of the genes is calculated and analyzed.
Patent KR-20170124249-A (KR)
Inventor: LIU LANPING
IPC: A23F3/40
Filed: 2016-05-02
Abstract: Disclosed is a tonic tea comprising 40 to 60 parts by weight of dried hawthorn, 3 to 7 parts by weight of dried bitter gourd, 15 to 25 parts by weight of dried lotus leaves, 15 to 25 parts by weight of Semen coicis, 3 to 5 parts by weight of Radix puerariae and 5 to 15 parts by weight of Glycyrrhiza uralensis, wherein the materials are unprocessed. The tonic tea of the present invention comprises health care food materials, is inexpensive and is effective in preventing high blood pressure and hyperlipidemia after long-term oral administration. Furthermore, the tonic tea of the present invention is effective in preventing other cardiovascular diseases, reviving the stomach, promoting digestion and promoting blood circulation to remove blood congestion.
Patent KR-20170124349-A (KR)
Inventor: BANG GEUM FIL
IPC: B31F5/04
Filed: 2016-05-02
Abstract: The present invention relates to a laminating apparatus for printing paper and corrugated cardboard, which comprises: a rotary drum (80) having a cylindrical shape and coupled to a shaft (89) driven by a motor (87) to be rotated in one direction; a first feeding part (10) positioned at a lower side of the rotary drum (80) rotated about the shaft (89) and allowing printing paper (12) to be stacked thereon; a second supply part (20) positioned on a rear side of the rotary drum (80) in a rotational direction and sequentially supplying corrugated cardboard (22) in a horizontal direction; a binder roller (30) positioned outside a movement path of the printing paper (12) on the rotary drum (80) to apply an adhesive to an upper surface of the printing paper (12) and positioned on a lower side of a movement path of the corrugated cardboard (22) to apply an adhesive to a lower surface of the corrugated cardboard (22); a lamination part (110) having a laminated body (100) formed by being closely stacked thereon; and a drying part (40) positioned on a front side of the rotary drum (80) in the rotational direction and having a plurality of upper and lower heat rollers (45, 46) installed in a sealed space having a shape where an entrance (41) and an exit (42) are opened in a moving direction of the laminated body (100).
Patent KR-20160060014-A (KR)
Title: Nature friendly purification facility for separating polluted sludge
Inventor: HAN SANG KWAN
IPC: B03B5/28
Filed: 2016-05-09
Abstract: A fluidic molecule separator separates and disposes pollutant molecules combined to fluidic pollutant molecules such as water and seawater, or collects and reuses the pollutant molecules. The fluidic molecule separator is applied to an eco-friendly method. The molecule separator separates fluidic molecules having heavy specific gravity and molecules having light specific gravity combined to fluidic food such as fresh water, seawater, milk, alcoholic drinks, beverages; favorite drinks; and fluidic molecules such as blood.
Patent KR-20170132009-A (KR)
Inventor: ROH HEE JIN
IPC: B25J9/12
Filed: 2016-05-23
Abstract: The present invention provides a servo motor module capable of manufacturing a compact multi-joint robot by adding a design element when the multi-joint robot applying the servo motor module is manufactured by forming the outer surfaces of upper and lower cases to make a plane, providing expandability while minimizing a load, assembling a servo motor in an inner space of a housing by a fitting method, minimizing an assembling process of the housing and the servo motor by supporting the lower side of the servo motor by a first protrusion part of the lower case, and preventing a position sensor from being separated from a PCB part or damaged due to vibration in a driving process, when a driving shaft is assembled or the servo motor is driven, by closely attaching the position sensor to the PCB part by a second protrusion part of the housing.
Patent KR-20170134848-A (KR)
Title: Liquid crystal display device
Inventor: HAN YE SEUL
IPC: G02F1/133
Filed: 2016-05-27
Abstract: The present invention relates to a liquid crystal display device comprising: a thin film transistor; a pixel electrode connected to the thin film transistor; a common electrode forming an electric field with the pixel electrode; a liquid crystal cell driven through the electric field; and a pixel array having color filters, wherein the liquid crystal display device comprises a display panel, a backlight unit, and an optical sensor. The display panel has a first region and a second region defined in the pixel array. The backlight unit is disposed on the rear side of the display panel to emit light onto the first region of the display panel. The optical sensor is disposed at a position corresponding to the second region on the rear side of the display panel. The liquid crystal cell includes a first liquid crystal cell of the first region and a second liquid crystal cell of the second region, and the second liquid crystal cell includes vertically aligned liquid crystals. According to the present invention, the pixel array of the display panel is separately driven into the first region and the second region and the optical sensor is disposed on the rear surface of the second region, thereby implementing a full screen display.
Patent KR-20170139311-A (KR)
Inventor: PAK SEUNG IL
IPC: B04C9/00
Filed: 2016-06-09
Abstract: Disclosed is a sorting system using wind power. The sorting system using wind power according to an embodiment of the present invention comprises: a sorting device selecting a supplied mixture into a first object and a second object by wind power; and a classifying device classifying the second object of the mixture sorted from the sorting device by size.
Patent KR-20170139986-A (KR)
Inventor: KIM DAE KYUNG
IPC: G02B7/04
Filed: 2016-06-10
Abstract: The present invention relates to a surveillance camera employing an automatic focusing apparatus. According to the present invention, the surveillance camera comprises: a lens unit which includes: a lens; and a lens support unit; a driving unit which moves the lens unit towards an optical axis of the lens; and a control unit which controls the driving unit. The driving unit comprises: one or more guide pins parallel to the optical axis; a first base member which has a guide hole into which the guide pins are inserted; a second base member connected to the first base member to support a motor and a position sensor; a first gear placed on the first base member and connected to the motor to reduce the rotation speed of the motor; a second gear which has a second rotation axis, which is vertical to the first rotation axis of the first gear and parallel to the optical axis, to be combined with the first gear by a gear; a lead screw firmly combined with the second gear to be extended towards the second rotation axis; a nut member combined with the lead screw by a screw; and a spring member which wraps around the lead screw. The nut member is fixated on the lens support unit. The lens support unit has an insertion hole into which a part of the lead screw and the spring member may be inserted. The control unit determines the rotation direction and rotation volume of the motor based on the position value of the lens detected by the position sensor.