baber/WOPTO huggingface dataset:
Patent KR-20220134246-A (KR)
Title: Identification device
Inventor: KIM YONG TAE
IPC: H05B47/175
Filed: 2021-03-26
Abstract: A peer identification device according to an embodiment of the present invention comprises: a light emitting part having a plurality of light emitting elements; a light emission control part for controlling the brightness, blinking speed and color of the light emitting part; a memory part having a plurality of memory banks for inputting the brightness, blinking speed and color data of the light emitting part; a communication part for performing wireless communication with an external device; a first mode selection part for converting into either a light emission control mode for changing the light of the light emitting part into visible rays or infrared rays or a sync mode for synchronizing the data of the external device and the memory part; a second mode selection part for converting into either a master mode for selecting any one among the plurality of memory banks or a programming mode for programming the memory part separately; and a control part for controlling at least one among the light emission control part, the memory part and the communication part depending on the modes set by the first and the second mode selection part. Therefore, provided is a peer identification device capable of outputting light with various colors and patterns and synchronizing with an external device by communication.
Patent KR-20220138522-A (KR)
Title: Manufacturing methode of Field Effect Transistor based on B-dopped graphine layer and P-type Field Effect Transistor using the same
Inventor: YOON SOON GIL
IPC: H01L29/786
Filed: 2021-04-05
Abstract: The present invention relates to a graphene-based P-type FET manufacturing method. To form an active layer used as a channel, the method comprises the steps of: a) depositing a titanium (Ti) layer on a gate insulating layer in an oxygen-free atmosphere; b) growing a graphene layer on the titanium (Ti) layer in-situ while maintaining the oxygen-free atmosphere; forming a defect in the graphene layer through plasma treatment; and d) doping the graphene layer having the defect with boron. Steps a) to c) are performed in a chemical vapor deposition (CVD) device. Step d) is performed in a sputtering device. Accordingly, the electrical characteristics of a FET can be improved.
Patent KR-20220115487-A (KR)
Title: film wrapping machine for packing products using expansion and contraction film
Inventor: MUN CHANG SIK
IPC: B65B41/14
Filed: 2021-04-16
Abstract: The present invention relates to a film wrapping machine for a stretchable film packaging device. The film wrapping machine for a stretchable film packaging device comprises: a frame which has vertical bars extending upward and mutually spaced to provide a mobile allowance space below for the entry of the wrapping target product; a pair of suction pads which move in a mutually spaced direction while a front end portion of the stretchable film supplied from the film supplier is opened and each stretchable film is vacuum-suctioned; a film clamping unit which has a plurality of clamps which pinch the front end portion of the stretchable film opened by the suction pads and process the stretchable film, which has been cut and joined at the top by the film supplier, into a wrinkled state, and during the lowering of the vertical bars, the stretchable film is processed to be wrapped around the product; and a control unit which controls the operation of the film clamping part and the film supplying part to lower along the vertical bars while the clamps of the film clamping part pinch the stretchable film, and to rise along the vertical bars while the clamps of the film clamping part release the pinch of the stretchable film. The present invention can support packaging operations for products without the need for a separate heat-shrinking process.
Patent KR-20220145672-A (KR)
Inventor: LEE DONG GEUN
IPC: B60B27/00
Filed: 2021-04-22
Abstract: Disclosed is an invention for a wheel sensor apparatus for a vehicle. The disclosed wheel sensor apparatus for the vehicle comprises: a flange unit having a movement path in the longitudinal direction; and a sensor unit inserted into an insertion unit of a knuckle, sensing a wheel speed of the vehicle, movable on the movement path, and mounted on a flange unit to be rotatable on the movement path. An objective of the present invention is to provide the wheel sensor apparatus for the vehicle, capable of responding to changes in a mounting condition of an opponent object.
Patent KR-20210147915-A (KR)
Inventor: SEIDEL NILS HENNING
IPC: B01D3/40
Filed: 2021-05-24
Abstract: Disclosed is an apparatus for producing hydrogen peroxide through the anthraquinone process. The apparatus for producing hydrogen peroxide through the anthraquinone process of the present invention comprises a distillation unit that concentrates hydrogen peroxide and in which a vapor compressor is provided, wherein the aqueous condensate obtained from the distillation unit passes through a cation exchange resin layer in a protonated form so as to provide a purified condensate. In the anthraquinone process, the purified condensate is used as an extracting agent for extracting hydrogen peroxide, as a column reflux for a distillation unit, or as a diluent for diluting an aqueous hydrogen peroxide solution.
Patent KR-20220159138-A (KR)
Inventor: JUNG MI OK
IPC: A23L2/52
Filed: 2021-05-25
Abstract: One embodiment of the present invention relates to a method for preparing Schisandra-flavored sikhye (a kind of traditional Korean drinks), which comprises: (a) mixing 100 parts by weight of rice with 130 to 140 parts by weight of water and heating the mixture to prepare hard-boiled rice; (b) extracting 35 to 45 parts by weight of live Schisandra to prepare Schisandra juice; (c) mixing the hard-boiled rice with the Schisandra juice and aging the mixture to prepare Schisandra-added hard-boiled rice; (d) mixing 95 to 105 parts by weight of malt and 990 to 1010 parts by weight of water and performing filtration to prepare a malt solution; and (e) mixing the Schisandra-added hard-boiled rice with the malt solution and fermenting and aging the mixture to prepare sikhye.
Patent KR-20220160843-A (KR)
Inventor: LEE YOUNG JIN
IPC: B29D30/08
Filed: 2021-05-28
Abstract: The present invention relates to a raw material input unit of a tire refining process in which a dust discharge pipe member is installed. The raw material input unit comprises: a raw material transfer unit transferring rubber raw materials such as carbon stored in a raw material storage bin in a refining process of a tire manufacturing process; a metering hopper unit equipped with a meter; a dust filter installed in an air passage pipe; a scattering prevention filter installed in a raw material input pipe; and an input opening/closing control valve installed downstream of the scattering prevention filter so as to be controlled by an electrical signal from a control panel. In the raw material input unit, a dust discharge pipe member is further installed, wherein the dust discharge pipe member easily discharges the dust generated when the rubber raw material is transferred to an input standby metering hopper to a main dust collection pipe by making an air passage pipe on a top of the input standby metering hopper and the main dust collection pipe communicate with each other when the control panel signals. When the rubber raw material is transferred to the input standby metering hopper to manufacture a compound, the input and fall situation of the rubber raw material in the input standby metering hopper is improved. Thus, the drop input amount and the drop input time of the rubber raw material become uniform.
Patent KR-20220161937-A (KR)
Title: High-strength frame structure for supporting exterior materials
Inventor: KIM SANG GEUN
IPC: E04F13/08
Filed: 2021-05-31
Abstract: The present invention relates to a high-strength frame structure for supporting exterior materials, comprising: a large number of angular pipes arranged in a transversal direction and a longitudinal direction to cross each other; a first connector into which a +-shaped crossing part of the large number of angular pipes is inserted to be fixed by a fixing screw, and which has a reinforcing unit arranged on the corner of the +-shaped crossing part; a second connector into which a T-shaped crossing part of the large number of angular pipes is insert3ed to be fixed by a fixing screw, and which has a reinforcing unit arranged on a corner of the T-shaped crossing part; and a third connector into which an L-shaped crossing part of the large number of angular pipes is inserted to be fixed by a fixing screw. According to the present invention, the present invention is able to improve the strength of connectors of angular pipes, allow the use of various exterior materials with a high weight, simplify the structure, and provide excellent construction convenience.
Patent KR-20220163090-A (KR)
Title: Pouch-type battery cell comprising sealing-part venting control means
Inventor: KIM HYE HYEON
IPC: H01M50/325
Filed: 2021-06-02
Abstract: The present invention relates to a pouch-type battery cell including: an electrode assembly; a pouch-type battery case for accommodating the electrode assembly; and an electrode lead extended from the electrode assembly and having a part protruding out of the pouch-type battery case, wherein a sealing unit is formed on the outer periphery of the pouch-type battery case, a venting control means is mounted in a direction that the electrode lead protrudes from the sealing unit, and the venting control means controls the opening and closing of the sealing unit equipped with the venting control means according to the internal gas pressure of the pouch-type battery case.
Patent KR-20220163772-A (KR)
Inventor: KIM JUNG GU
IPC: H01M12/06
Filed: 2021-06-03
Abstract: The present invention relates to an electrolyte for an aluminum air battery and a manufacturing method thereof. The present invention relates to a kale extract, which is an alkaline electrolyte additive, and more specifically, to a plant extract manufacturing method, an electrolyte additive for an aluminum air battery and an aluminum air battery containing the same. The electrolyte for an aluminum air battery according to the present invention contains a kale extract, which is a substance that delays the generation of hydrogen in an existing alkaline aqueous solution and simultaneously suppresses the re-adsorption of aluminum hydroxide generated on a surface of an aluminum electrode, to suppress a parasitic corrosion reaction and promotes an elution reaction of aluminum ions to create a high electromotive force, thereby improving battery performance, battery life during a resting period, and battery stability during a discharging period.
Patent KR-20220163802-A (KR)
Inventor: JEON IN YOUNG
IPC: G06Q50/06
Filed: 2021-06-03
Abstract: The present invention relates to a control device of an energy storage system for storing renewable energy and a method thereof which predict a power generation amount by analyzing prediction information and actual measurement information based on information on a power generation amount of renewable energy and information on weather, calculate an output amount of the energy storage system in consideration of a change according to the power generation amount to control charging and discharging of the energy storage system so as to alleviate irregularities in a power generation amount of renewable energy, thereby having effects of stably supplying power in response to demand power, increasing efficiency of control and facility operations in a limited facility, and increasing profitability according to power production.
Patent KR-20210075054-A (KR)
Title: Method for measuring location and apparatus therefor
Inventor: YANG SE HOON
IPC: G01S5/02
Filed: 2021-06-15
Abstract: The present invention relates to a positioning method for measuring a position of a mobile terminal by analyzing a wireless signal transmitted from a 5G base station, and a device therefor. In accordance with an embodiment of the present invention, the method for a position measurement device to measure a position of a mobile terminal in a 5G-based mobile communication environment includes the following steps of: receiving a plurality of beam data collected at a position of the mobile terminal from the mobile terminal; setting beam data including the strongest reception signal strength among the plurality of beam data as reference beam data, and confirming beam identification information included in the reference beam data; estimating the beam identification information as the position of the mobile terminal by confirming a corresponding position; calculating a difference between the reception signal strength included in the reference beam data and reception signal strength included in the other beam data, and confirming an angle changed in accordance with the calculated difference from angle-based gain change data; and correcting the estimated position of the mobile terminal by moving the estimated position in a direction to an ambient beam area by the confirmed angle.
Patent KR-20230001131-A (KR)
Title: Side sill for vehicle
Inventor: LEE GYU MIN
IPC: B62D27/02
Filed: 2021-06-28
Abstract: The present invention relate to a side sill for a vehicle. The side sill for the vehicle according to one embodiment of the present invention comprises: a side sill frame formed to have a hollow part; a first reinforcing frame disposed at the hollow part and bonded to the side sill frame; and a second reinforcing frame disposed at the hollow part and bonded to the first reinforcing frame and the side sill frame. The first reinforcing frame and the second reinforcing frame may be disposed at the hollow part so as to form the closed cross section in the hollow part in the thickness direction cross section of the side sill frame. An objective of the present invention is to improve impact energy absorption efficiency of the side sill and achieve weight reduction.
Patent KR-20230010935-A (KR)
Inventor: KIM JANG HUN
IPC: A23L11/00
Filed: 2021-07-13
Abstract: The present invention relates to a method of manufacturing sweet potato porridge for diet using sweet potato and native grass. The method comprises: a sweet potato washing step of washing sweet potato; a dried sweet potato forming step of cutting and drying the washed sweet potato; a material soaking step of soaking materials including processed and dried sweet potato, June beans harvested in June and red beans in native grass water; a first boiling step of mixing and boiling the soaked materials and native grass water in a ratio of 1 : 3; a pulverized material inputting step of inputting pulverized materials which is made by soaking and pulverizing grains when the first boiling step is completed; and a second boiling step of boiling the materials from the first boiling step and the input pulverized materials to be mixed. In the material soaking step, based on 100 wt% of the materials soaked in nature grass water, included are 40 to 50 wt% of sweet potato, 10 to 20 wt% of June beans harvested in June, 10 to 20 wt% of red beans, 10 to 20 wt% of rice, and 10 to 20 wt% of other ingredients. In addition, the other ingredients include one or more medications selected from Coix lacryma-jobi, Cnidium officinale, Ephedra sinica, Scutellaria baicalensis, Biota orientalis seed, deer antler, Gastrodia elata, Rehmannia glutinosa, Pueraria lobata, Trichosanthes kirilowii, Astragalus membranaceus, Akebia quinata, Alisma canaliculatum, Caesalpinia sappan, Angelica gigas, Poria cocos, Dioscorea polystachya, Lycium chinense, Cornus officinalis, Epimedium koreanum, Glycyrrhiza uralensis, Atractylodes Rhizome, Cinnamomum cassia, Raphani Semen. Accordingly, the sweet potato porridge of the present invention has an excellent effect on constipation and diet by facilitating digestion, and has an improved texture.
Patent KR-20230015206-A (KR)
Inventor: KIM DO HYUN
IPC: F01N3/023
Filed: 2021-07-22
Abstract: The present invention relates to a diesel particulate filter control apparatus and a method thereof. The diesel particulate filter control apparatus of the present invention comprises: a diesel particulate filter (DPF) which collects soot in an exhaust gas discharged from a diesel engine; and a processor connected to the DPF. The processor determines whether a vehicle is loaded when a soot amount of the DPF reaches a first reference soot amount. When the vehicle is in a loaded status, DPF regeneration is performed. In addition, when the soot amount of the DPF falls below a second reference soot amount during regeneration of the DPF, the DPF regeneration is terminated. Provided are the diesel particulate filter control apparatus for controlling a regeneration entry point, and the method thereof.
Patent KR-20220137518-A (KR)
Inventor: HAN SEUNG HOON
IPC: G02B6/00
Filed: 2021-08-04
Abstract: A disclosed waveguide-based ultra-small display device includes: an image projector which includes an image forming part and a meta lens module and outputs image light formed by the image forming part; and a meta waveguide which transmits the image light output from the image projector to a field of view of a viewer, and which includes a waveguide element that totally internally reflects light, an input coupler that includes a plurality of first nanostructures and couples the image light from the image projector to the inside of the waveguide element, and an output coupler that includes a plurality of second nanostructures and outputs light coupled to the inside of the waveguide element by the input coupler to the outside of the waveguide element.
Patent KR-20220064291-A (KR)
Title: System and method based on deep learing for recognizing weight training equipments
Inventor: JEONG JAE HOON
IPC: G06N3/08
Filed: 2021-08-13
Abstract: The present invention relates to a system and a method for recognizing exercise equipment based on deep learning, which enables users to conveniently apply exact exercise equipment and load for types thereof suitable for exercise purposes to increase the muscular strength or muscle mass of a user who exercises using various types of exercise equipment, thereby achieving the exercise purposes more quickly. According to an embodiment of the present invention, a system for recognizing exercise equipment based on deep learning comprises: a deep learning data generation unit which generates original image data for exercise equipment and label data including the features of information on the weight, type, color, shape, and location of the exercise equipment into training data; a deep learning unit which receives the training data, extracts feature data for the exercise equipment from the original image data, and learns the information on the weight, type, color, shape, and location of the exercise equipment by using a CNN model based on the extracted feature data and the label data; and a deep learning analysis unit which receives image data for analysis on the exercise equipment in use, identifies at least one feature data for the exercise equipment in use by using the CNN model, and derives at least one result of the weight and type of the exercise equipment based on the identified feature data. The location information of the exercise equipment included in the label data includes trajectory information according to the movement of the exercise equipment, based on a part from one of a plurality of specific body parts previously specified for the user to another thereof, when the user exercises using the exercise equipment.
Patent KR-20230026686-A (KR)
Inventor: AHN EUN HEE
IPC: A01M7/00
Filed: 2021-08-18
Abstract: 농기계 장착용 농약살포기가 제공된다. 본 발명의 일 실시예에 따른 농기계 장착용 농약살포기는 농약탱크가 적재되는 적재부 및, 상기 적재부의 상측 및 하측과 농기계를 각각 연결하는 제1 서포트 및 제2 서포트를 포함하는 적재 모듈; 상기 적재 모듈의 일측에 결합되는 제1 고정바와, 상기 제1 고정바와 힌지 결합되어 상하로 각도가 조절되는 각도조절암과, 상기 각도조절암의 일측과 상기 적재 모듈의 일측 사이에 결합되어 유압에 의해 상기 각도조절암의 각도를 조절하는 각도조절 유압실린더를 포함하는 각도조절 모듈; 상기 각도조절 모듈의 일측에 결합되는 제2 고정바와, 상기 제2 고정바를 따라 슬라이딩 하도록 체결된 길이조절암과, 상기 길이조절암의 일측과 상기 각도조절 모듈의 일측 사이에 결합되어 유압에 의해 상기 길이조절암의 이동 길이를 조절하는 길이조절 유압실린더를 포함하는 길이조절 모듈; 및 상기 길이조절 모듈의 일측에 결합되는 제2 수평지지부와, 상기 제2 수평지지부를 따라 하측으로 연장되게 결합되어 살포되는 농약의 외부 유출을 차단하는 차단막과, 상기 제2 수평지지부의 중간에 구비되는 제2 중간바에 체결되어 농약이 살포되는 붐스프레이를 포함하는 농약살포 모듈을 포함한다.
Patent KR-20230028850-A (KR)
Title: 기공을 갖는 pe 벽지
Inventor: SIM YOUNG SU
IPC: B32B27/32
Filed: 2021-08-23
Abstract: 기공을 갖는 PE 벽지는, 폴리에틸렌 필름 자체가 벽지인 PE 벽지로서, 폴리에틸렌 필름은, 전자주사현미경(SEM)으로 표면 상태를 관찰할 때, 불균일하게 엉켜있는 원재료 사이로 기공이 존재하며, 울퉁불퉁한 표면을 갖는 것이다.
Patent KR-20230029253-A (KR)
Title: 설명가능한 인공지능 분석 및 자동 성능개선 장치와 그 방법
Inventor: LEE HYUN HO
IPC: G06N5/04
Filed: 2021-08-24
Abstract: 본 발명은 설명가능한 인공지능 분석 및 자동 성능개선 장치와 그 방법에 관한 것이다. 
본 발명에 따른 설명가능한 인공지능 분석 및 자동 성능개선 장치는, 주어진 학습데이터를 이용하여 학습하고, 인공지능 추론 엔진을 생성하는 인공지능 학습부와;인공지능 학습부로부터 학습이 완료된 인공지능 모델을 제공받아 주어진 테스트 데이터에 대해 추론하는 인공지능 추론부와; 인공지능 학습부에 의해 학습된 중간벡터와 인공지능 추론부에 의해 추론된 결과를 바탕으로 인공지능 모델 내의 임의의 레이어(layer)의 중간벡터를 추출하는 중간벡터 추출부; 및 중간벡터 추출부에 의해 추출된 학습데이터에 대한 중간벡터들과 테스트 데이터에 기반한 중간벡터 간 유사도를 계산하고, 계산된 유사도 값을 기준으로 중간벡터들을 정렬하며, 관심(attention) 가중치 벡터를 입력데이터와 동일한 차원으로 변환하여 시각화하여 보여주고, 계산된 유사도 값을 기준으로 테스트 데이터와 유사한 상위 N개의 학습데이터를 보여주는 설명가능한 인공지능부를 포함한다.
Patent KR-20220027777-A (KR)
Title: Fishing reel and backlash correction status determination device
Inventor: YASUDA HIROMU
IPC: A01K89/033
Filed: 2021-08-24
Abstract: The present invention is to provide a fishing reel capable of distinguishing generation of a backlash and a backlash correction work state determination device. According to an embodiment of the present invention, the fishing reel comprises: a spool capable of winding a fishing line; a control unit for controlling rotation of the corresponding spool; a rotation detection unit for detecting rotation of the corresponding spool; and a determination unit for determining that it is a backlash correction work state from an output of the corresponding rotation detection unit.
Patent KR-20230031079-A (KR)
Title: 수경 재배용 온도조절기 및 컨버터
Inventor: SO SANG WOO
IPC: F25B49/02
Filed: 2021-08-26
Abstract: 수경재배용 양액 온도조절 시스템이 개시된다. 본 발명에 따른 수경재배용 양액 온도조절 시스템은, 열매체유 또는 물로 이루어진 열매체가 수용되는 수용탱크; 식물의 재배에 필요한 양액이 수용되는 베드; 상기 수용탱크에출수구와 회수구가 각각 연결되고, 상기 수용탱크에 수용된 열매체가 순환되도록 상기 베드에 배관되는 제1 순환라인; 열교환 영역을 형성하고, 상기 열교환 영역의 온도를 제어하기 위한 온도조절부를 구비한 온도조절유닛;및 출수구와 회수구가 상기 수용탱크에 연결되고, 상기 수용탱크에 수용된 열매체가 상기 열교환 영역을 순환하면서 가열 또는 제열되도록 중간부가 상기 열교환 영역을 통과하도록 배관되는 제2 순환라인을 포함하는 것을 특징으로 한다. 본 발명에 의하면, 수용탱크에 수용된 열매체가 온도조절유닛에 의해 설정된 온도를 유지할 수 있고, 설정된 온도로 조절된 열매체가 베드에 배관된 제1 순환라인의 공급라인을 통하여 베드의 수용부를 순환하면서 베드에 수용된 양액을 간접적으로 가열하거나 제열함으로써 양액의 농도나 성분의 변화없이 양액의 온도를 설정된 온도로 조절할 수 있을 뿐만 아니라 조절된 온도를 유지할 수 있게 된다.
Patent KR-20230032619-A (KR)
Inventor: SIM KWANG BO
IPC: H01L21/67
Filed: 2021-08-31
Abstract: 본 발명은 기판을 처리하는 장치를 제공한다. 기판을 처리하는 장치는 기판을 처리하는 처리 공간을 제공하는 처리실, 공정 처리 가스로부터 상기 처리 공간으로 공급되는 플라즈마를 발생시키는 플라즈마 발생실 및 상기 플라즈마 발생실에서 발생된 상기 플라즈마를 상기 처리 공간으로 확산시키는 확산실을 포함하되, 상기 처리실은 상기 처리 공간을 가지는 하우징 및 상기 처리 공간에서 기판을 지지하는 지지 유닛을 포함하고, 상기 확산실은 상기 플라즈마 발생실로부터 연장되되, 상단 및 하단에 개구가 형성된 확산부, 상기 처리실과 상기 확산부를 연결하는 연결부 및 상기 확산부의 하단에 배치되어 상기 확산부를 흐르는 상기 플라즈마를 상기 처리 공간으로 분배하는, 그리고 상기 플라즈마가 유동하는 복수의 통로가 형성된 분배 플레이트를 포함하되, 상기 상단의 개구는 상기 하단의 개구보다 직경이 작게 제공되고, 상기 연결부는 상기 하단에 형성된 개구의 중심으로부터 멀어지는 방향으로 상기 하단에서 연장되는 상벽 및 상기 상벽으로부터 아래 방향을 향해 연장되어 상기 처리실과 연결되는 하벽을 포함할 수 있다.
Patent KR-20230032665-A (KR)
Title: 온라인 수업 학생 모니터링 방법 및 시스템
Inventor: HAEUN AHN
IPC: G06Q50/20
Filed: 2021-08-31
Abstract: 본 발명의 실시예에 따른 온라인 수업 학생 모니터링 방법은, 학생 단말의 적어도 하나 이상의 프로세서에 의하여 실행되는 모니터링 애플리케이션이 온라인 수업 학생을 모니터링하는 방법으로서, 온라인 강의를 수강하는 학생을 촬영한 학생 촬영영상을 획득하는 단계; 상기 획득된 학생 촬영영상 내 제1 시선위치를 기준으로 상기 학생이 학습을 목적으로 응시하는 가용 범위 영역인 학습영역을 설정하는 단계; 상기 제1 시선위치에 기준한 시선방향의 각도값을 기초로 상기 학생이 상기 학습영역 내 지점을 응시하는지 여부를 판별하는 기준치의 집합인 사방 임계치 각도를 결정하는 단계; 상기 학생 촬영영상을 기초로 실시간 시선위치를 감지하는 단계; 상기 감지된 실시간 시선위치에 기준한 실시간 시선방향을 감지하는 단계; 상기 실시간 시선위치 및 상기 실시간 시선방향 중 적어도 하나를 기초로 상기 사방 임계치 각도를 보정하는 단계; 상기 실시간 시선위치 및 상기 실시간 시선방향 중 적어도 하나를 기초로 상기 학생의 상기 온라인 강의에 대한 집중 여부를 판단한 학습상태를 검출하는 단계; 및 상기 검출된 학습상태에 따른 피드백을 제공하는 단계를 포함한다.