Patents by Inventor Jun Ho Choi
Jun Ho Choi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20210117672Abstract: A pupil detection device includes: a filter weight learner configured to generate a target image on the basis of pupil coordinate data acquired from a learning image and learn weights of a plurality of filters in order to generate a filtered image, by filtering the learning image using the plurality of filters, that is within a predetermined reference range of the target image; a split image generator configured to generate a pupil region split image for an input image using the plurality of filters having the learned weights; and a pupil coordinate detector configured to remove noise of the pupil region split image, select at least one of a plurality of pixels from which noise is removed, and detect pupil coordinates.Type: ApplicationFiled: September 22, 2020Publication date: April 22, 2021Inventors: Young Chan KIM, Min Gyeong JO, Byung Cheol SONG, Kang II LEE, Jun Ho CHOI
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Patent number: 10962462Abstract: A particulate matter-sensing sensor assembly may include a housing in which an air flow passage through which air flowed thereinto from the outside thereof flows is formed, a fan motor internally disposed within the housing for flowing air into the air flow passage from the outside, a light source emitting light to allow light to intersect with air flowing into the air flow passage, and a light receiving sensor configured to receive light scattered by dust contained in air passing through the air flow passage, wherein the air flow passage is configured such that a region where air flows thereinto from the outside thereof has a cross-sectional area greater than that of a region where light emitted from the light source intersects with flowing air.Type: GrantFiled: April 22, 2019Date of Patent: March 30, 2021Assignees: Hyundai Motor Company, Kia Motors Corporation, Hanon SystemsInventors: Dong-Won Yeon, Myung-Jun Kim, Sang-Ho Oh, Chae-Geun Lim, Jun-Ho Choi
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Patent number: 10957752Abstract: In a method of manufacturing a transparent display device, a substrate including a pixel region and a transmission region may be provided. A first electrode may be formed on the substrate in the pixel region, and a display layer may be formed on the first electrode. A second electrode facing the first electrode may be formed on the display layer, and a capping structure including a first capping layer and a second capping layer may be formed on the second electrode. The first capping layer may be formed on the second electrode in the pixel region and a first region of the transmission region by using a mask that has an opening, the mask may be shifted, and the second capping layer may be formed on the second electrode in the pixel region and a second region of the transmission region by using the shifted mask.Type: GrantFiled: August 5, 2019Date of Patent: March 23, 2021Inventors: Jin-Koo Chung, Jeong-Woo Moon, Byoung-Hee Park, Jun-Ho Choi
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Publication number: 20210028411Abstract: An organic light-emitting display apparatus including: a substrate; a plurality of pixels that are formed on the substrate and each have a light emission area from which visible rays are emitted and a transmission area through which external light is transmitted; a pixel circuit portion disposed in each light emission area of the plurality of pixels; a first electrode that is disposed in each light emission area and is electrically connected to the pixel circuit portion; an intermediate layer that is formed on the first electrode and includes an organic emissive layer; a second electrode formed on the intermediate layer; and a capping layer that is disposed on the second electrode and includes a first capping layer corresponding to the light emission area and a second capping layer corresponding to the transmission area. Accordingly, electrical characteristics and image quality of the organic light-emitting display apparatus may be improved.Type: ApplicationFiled: October 12, 2020Publication date: January 28, 2021Inventors: Jun-Ho Choi, Jin-Koo Chung, Seong-Min Kim
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Publication number: 20210020707Abstract: A display device includes a substrate; a transistor disposed on the substrate; a first insulating layer disposed on the transistor; and a first pixel electrode and a second pixel electrode disposed on the first insulating layer to be adjacent to each other. The first insulating layer includes a first opening between the first pixel electrode and the second pixel electrode.Type: ApplicationFiled: April 17, 2020Publication date: January 21, 2021Applicant: Samsung Display Co., LTD.Inventors: Jun Ho CHOI, Chun Gi YOU, Seong Kweon HEO, Eun Young YOU, Hyun Jin HONG
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Patent number: 10854845Abstract: A display device may include a substrate having a first pixel area, a first electrode on the substrate; a passivation layer between the substrate and the first electrode, a second electrode on the first electrode, and an organic emission layer between the first electrode and the second electrode. The first pixel area may include an emission area and a non-emission area surrounded by the emission area.Type: GrantFiled: December 3, 2019Date of Patent: December 1, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Won Se Lee, Won Kyu Kwak, Dong Wook Kim, Ae Shin, Sang Hun Oh, Jang Kyu Yim, Jun Ho Choi
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Patent number: 10840481Abstract: An organic light-emitting display apparatus including: a substrate; a plurality of pixels that are formed on the substrate and each have a light emission area from which visible rays are emitted and a transmission area through which external light is transmitted; a pixel circuit portion disposed in each light emission area of the plurality of pixels; a first electrode that is disposed in each light emission area and is electrically connected to the pixel circuit portion; an intermediate layer that is formed on the first electrode and includes an organic emissive layer; a second electrode formed on the intermediate layer; and a capping layer that is disposed on the second electrode and includes a first capping layer corresponding to the light emission area and a second capping layer corresponding to the transmission area. Accordingly, electrical characteristics and image quality of the organic light-emitting display apparatus may be improved.Type: GrantFiled: February 1, 2019Date of Patent: November 17, 2020Assignee: Samsung Display Co., Ltd.Inventors: Jun-Ho Choi, Jin-Koo Chung, Seong-Min Kim
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Publication number: 20200316819Abstract: Provided is a method for manufacturing thermoplastic polymer particles, the method comprising the steps of: supplying a thermoplastic polymer resin to an extruder and extruding the same; supplying the extruded thermoplastic polymer resin and air to a nozzle, bringing the thermoplastic polymer resin into contact with the air to granulate the thermoplastic polymer resin, and then discharging the granulated thermoplastic polymer resin; and supplying discharged thermoplastic polymer particles to a cooling unit to cool the thermoplastic polymer particles, and then collecting the cooled thermoplastic polymer particles.Type: ApplicationFiled: March 9, 2018Publication date: October 8, 2020Applicant: LG Hausys, Ltd.Inventors: Hee-Jung Lee, Sung Yong Kang, Kyoung Min Kang, Min Gyung Kim, Chang-Young Park, Jae Ho Lim, Jun Ho Choi, Jae Han Song, Yu Jin Go
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Publication number: 20200171918Abstract: An apparatus for cleaning air may include conditioning equipment; an input unit which receives an air cleaning command operating the conditioning equipment; and a controller which executes an air cleaning control regardless of a turn on/off of the conditioning equipment according to the air cleaning command to operate the conditioning equipment.Type: ApplicationFiled: October 25, 2019Publication date: June 4, 2020Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Hanon SystemsInventors: Dong-Won Yeon, Myung-Jun Kim, Ei-Hyun Choi, Han-Joo Lee, Jun-Ho Choi
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Publication number: 20200135827Abstract: Embodiments may disclose an organic light-emitting display device including a first substrate including a pixel area emitting light in a first direction, and a transmittance area that is adjacent to the pixel area and transmits external light; a second substrate facing the first substrate and encapsulating a pixel on the first substrate; an optical pattern array on the first substrate or the second substrate to correspond to the transmittance area, the optical pattern array being configured to transmit or block external light depending on the transmittance area according to a coded pattern; and a sensor array corresponding to the optical pattern array, the sensor array being arranged in a second direction that is opposite to the first direction in which the light is emitted, the second array receiving the external light passing through the optical pattern array.Type: ApplicationFiled: December 26, 2019Publication date: April 30, 2020Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Jin-Koo CHUNG, Sang-Hoon YIM, Chan-Young PARK, Jun-Ho CHOI, Seong-Min KIM
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Publication number: 20200106049Abstract: A display device may include a substrate having a first pixel area, a first electrode on the substrate; a passivation layer between the substrate and the first electrode, a second electrode on the first electrode, and an organic emission layer between the first electrode and the second electrode. The first pixel area may include an emission area and a non-emission area surrounded by the emission area.Type: ApplicationFiled: December 3, 2019Publication date: April 2, 2020Applicant: Samsung Display Co., Ltd.Inventors: Won Se LEE, Won Kyu KWAK, Dong Wook KIM, Ae SHIN, Sang Hun OH, Jang Kyu YIM, Jun Ho CHOI
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Publication number: 20200096430Abstract: A particulate matter-sensing sensor assembly may include a housing in which an air flow passage through which air flowed thereinto from the outside thereof flows is formed, a fan motor internally disposed within the housing for flowing air into the air flow passage from the outside, a light source emitting light to allow light to intersect with air flowing into the air flow passage, and a light receiving sensor configured to receive light scattered by dust contained in air passing through the air flow passage, wherein the air flow passage is configured such that a region where air flows thereinto from the outside thereof has a cross-sectional area greater than that of a region where light emitted from the light source intersects with flowing air.Type: ApplicationFiled: April 22, 2019Publication date: March 26, 2020Applicants: Hyundai Motor Company, Kia Motors Corporation, Hanon SystemsInventors: Dong-Won Yeon, Myung-Jun Kim, Sang-Ho Oh, Chae-Geun Lim, Jun-Ho Choi
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Patent number: 10587865Abstract: An apparatus and method capable of simultaneously acquiring 3D geometry and appearance modeling data. The 3D reconstruction apparatus including material appearance modeling includes a light source arc including light sources configured to irradiate an object located at a photographing stage, a camera arc including cameras configured to photograph the object at the photographing stage, a driving operation unit configured to rotate the light source arc and camera arc, and a control unit configured to control the light source arc, camera arc, and driving operation unit. The control unit rotates the light source arc and camera arc at a constant interval based on an operation axis through the driving operation unit, and multiple image samples are acquired by operating the light source and camera at a predefined location in a hemi-sphere direction with respect to the object, whereby 3D modeling information including information about geometry and texture can be provided.Type: GrantFiled: March 6, 2018Date of Patent: March 10, 2020Assignee: GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jun Ho Choi, Kwan Heng Lee, Yong Hwi Kim, Ahmed Bilal
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Publication number: 20200071470Abstract: Provided are thermoplastic polymer particles having an aspect ratio of 1.00 or more and less than 1.05, and a roundness of 0.95 to 1.00. The thermoplastic polymer particles are formed from a thermoplastic polymer resin in a continuous matrix phase. The thermoplastic polymer particles show a peak cold crystallization temperature (Tcc) at a temperature between a glass transition temperature (Tg) and the melting point (Tm) in a differential scanning calorimetry (DSC) curve which is derived from temperature rise analysis at 10° C./min by differential scanning calorimetry.Type: ApplicationFiled: March 9, 2018Publication date: March 5, 2020Applicant: LG Hausys, Ltd.Inventors: Jae Ho Lim, Sung Yong Kang, Kyoung Min Kang, Hee-Jung Lee, Min Gyung Kim, Chang-Young Park, Jun Ho Choi, Jae Han Song, Yu Jin Go
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Publication number: 20200032005Abstract: The present invention provides thermoplastic polyurethane particles, which are formed in a continuous matrix phase from a thermoplastic polyurethane resin and have a particle diameter of 200-500 ?m. In a differential scanning calorimetry (DSC) curve of the thermoplastic polyurethane particles, derived from the analysis of a temperature rise of 10° C./min by DSC, a peak of the cold crystallization temperature (Tcc) is shown at a temperature between the glass transition temperature (Tg) and the melting point (Tm). The thermoplastic polyurethane particles have a compression degree of 10-20%.Type: ApplicationFiled: March 9, 2018Publication date: January 30, 2020Applicant: LG Hausys, Ltd.Inventors: Min Gyung Kim, Sung Yong Kang, Kyoung Min Kang, Hee-Jung Lee, Chang-Young Park, Jae Ho Lim, Jun Ho Choi, Jae Han Song, Yu Jin Go
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Publication number: 20200032049Abstract: The present invention provides polylactic acid particles, which are formed in a continuous matrix phase from a polylactic acid resin and have a particle diameter of 1 to 100 ?m. In a differential scanning calorimetry (DSC) curve of the polylactic acid particles, derived from the analysis by DSC using a temperature rise of 10° C./min, a peak of the cold crystallization temperature (Tcc) is shown at a temperature between the glass transition temperature (Tg) and the melting point (Tm). The polylactic acid particles have an aspect ratio of more than or equal to 1.00 and less than 1.05 and a roundness of 0.95 to 1.00. The polylactic acid particles have a flow time of 20 to 30 seconds.Type: ApplicationFiled: March 9, 2018Publication date: January 30, 2020Applicant: LG Hausys, Ltd.Inventors: Kyoung Min Kang, Sung Yong Kang, Hee-Jung Lee, Min Gyung Kim, Chang-Young Park, Jae Ho Lim, Jun Ho Choi, Jae Han Song, Yu Jin Go
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Publication number: 20200031199Abstract: A PTC heater includes PTC heater parts in which heater rods and radiation fins are alternately arranged. A frame is formed along a circumference to support the PTC heater parts. IGBT elements are installed on the frame and selectively apply a battery current to each of the heater rods to adjust the heat generation amount of the heater rods. A control module is installed on the frame and controls the IGBT elements to adjust the heat generation amount of the heater rods according to a target temperature value. A heat sink is installed on the frame, is connected with the IGBT elements for heat-exchange, is formed to pass the PTC heater parts in the horizontal direction and radiate heat of the IGBT elements through the flowing air inside the air conditioning case.Type: ApplicationFiled: November 20, 2018Publication date: January 30, 2020Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Hanon SystemsInventors: Sang Yeop Lee, Jae Sik Choi, Su Yeon Kang, Chae Geun Lim, Sang Ho Oh, Joong Heum Jung, Jun Ho Choi
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Patent number: 10522603Abstract: An OLED device and a method of manufacturing the same, the OLED device including a substrate having a pixel area and a transmission area; a pixel circuit on the pixel area; a first electrode on the pixel area and being electrically connected to the pixel circuit; a first organic layer extending continuously on the pixel area and the transmission area and covering the first electrode; an emitting layer selectively on a portion of the first organic layer on the pixel area; a second organic layer extending continuously on the pixel and transmission areas and covering the emitting layer; and a third organic layer selectively on the transmission area, the third organic layer including a non-emitting material that has a different transmittance from that of the emitting layer; and a second electrode extending continuously on the pixel area and the transmission area and covering the second and third organic layers.Type: GrantFiled: May 25, 2018Date of Patent: December 31, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jun-Ho Choi, Jin-Koo Chung, Eun-Kyoung Nam, Young-Woo Song
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Publication number: 20190383633Abstract: According to an embodiment, a method of providing a transportation service comprises receiving a departure location and a destination location from a user terminal, determining a nearby departure location based on the departure location, determining a nearby destination location according to a type of the destination location, and sending a request for dispatching a vehicle or a request for a driving route to a vehicle managing server based on the nearby departure location and the nearby destination location. The vehicles to which embodiments of the disclosure apply may be autonomous vehicles which may be associated with any artificial intelligence (AI) modules, drones, unmanned aerial vehicles, robots, augmented reality (AR) modules, virtual reality (VR) modules, or 5th generation (5G) mobile communication devices.Type: ApplicationFiled: August 30, 2019Publication date: December 19, 2019Inventor: Jun Ho CHOI
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Patent number: 10505145Abstract: A display device may include a substrate having a first pixel area, a first electrode on the substrate; a passivation layer between the substrate and the first electrode, a second electrode on the first electrode, and an organic emission layer between the first electrode and the second electrode. The first pixel area may include an emission area and a non-emission area surrounded by the emission area.Type: GrantFiled: June 14, 2017Date of Patent: December 10, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Won Se Lee, Won Kyu Kwak, Dong Wook Kim, Ae Shin, Sang Hun Oh, Jang Kyu Yim, Jun Ho Choi