Patents by Inventor Sang-Wook Yoo
Sang-Wook Yoo 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: 20250120228Abstract: A display device includes a display panel including a display area and a non-display area. The display panel includes a substrate, a display layer disposed on the substrate, an encapsulation layer disposed on the display layer, a sensor electrode layer disposed on the encapsulation layer, and a polarizing layer disposed on the sensor electrode layer. The polarizing layer including a polarizing portion corresponding to the display area and an antenna electrode corresponding to the non-display area.Type: ApplicationFiled: July 16, 2024Publication date: April 10, 2025Inventors: Choon Hyop LEE, Jung Hak KIM, Sang Wook YOO, Jae Uk CHOI
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Patent number: 12182367Abstract: A touch sensing device includes a base layer, a touch electrode layer, a first reinforcing member, and a touch circuit board. The base layer includes a main area and a protruding area protruding from the main area in a first direction. The touch electrode layer is disposed on a surface of the base layer. The first reinforcing member is disposed on a surface of the protruding area. The touch circuit board is electrically connected to the touch electrode layer. The protruding area includes a bending area and a pad area. The bending area is bent downward. The pad area extends from the bending area in the first direction and overlaps the base layer in a second direction intersecting the first direction in a bent state of the bending area. The touch circuit board is attached to the pad area.Type: GrantFiled: December 9, 2019Date of Patent: December 31, 2024Assignee: Samsung Display Co., Ltd.Inventors: Byeong Kyu Jeon, Jeong Heon Lee, Chang Bum Kim, Jung Mok Park, Hee Woong Park, Sang Wook Yoo, Young Seok Yoo, Choon Hyop Lee
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Patent number: 12014566Abstract: Provided is a fingerprint authentication device comprising a biometric sensor that senses biometric information to generate a sensing signal; an image processor that extracts a calibration function based on calibration data and generates a fingerprint image based on the calibration function and the sensing signal; and an authenticator that performs fingerprint authentication by comparing the fingerprint image and registered fingerprint information. The calibration data includes information on a calibration coefficient of the calibration function.Type: GrantFiled: April 7, 2023Date of Patent: June 18, 2024Assignee: Samsung Display Co., Ltd.Inventors: Kee Yong Kim, Jung Hun Sin, Young Sik Kim, Tae Joon Kim, Hee Woong Park, Sang Wook Yoo
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Patent number: 11950921Abstract: The present invention relates to a portable device for measuring skin condition and a skin condition diagnosis and management system using same. The device for measuring skin condition according to the present invention is a portable type of device that can be easily carried by a user, and when an image of a user's face is captured, can acquire a clear image of the entire face of the user by effectively controlling the user's face position.Type: GrantFiled: November 30, 2018Date of Patent: April 9, 2024Assignee: Lululab Inc.Inventors: Sang Wook Yoo, Yong Joon Choe, Sijun Roh
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Publication number: 20230326228Abstract: Provided is a fingerprint authentication device comprising a biometric sensor that senses biometric information to generate a sensing signal; an image processor that extracts a calibration function based on calibration data and generates a fingerprint image based on the calibration function and the sensing signal; and an authenticator that performs fingerprint authentication by comparing the fingerprint image and registered fingerprint information. The calibration data includes information on a calibration coefficient of the calibration function.Type: ApplicationFiled: April 7, 2023Publication date: October 12, 2023Inventors: Kee Yong KIM, Jung Hun SIN, Young Sik KIM, Tae Joon KIM, Hee Woong PARK, Sang Wook YOO
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Patent number: 11704901Abstract: According to various embodiments, a wrinkle detection service providing server for providing a wrinkle detection method based on an artificial intelligence may include a data pre-processor for obtaining a skin image of a user from a skin measurement device and performing pre-processing based on feature points based on the skin image; a wrinkle detector for inputting the skin image pre-processed through the data pre-processing into an artificial neural network and generating a wrinkle probability map corresponding to the skin image; a data post-processor for post-processing the generated wrinkle probability map; and a wrinkle visualization service providing unit for superimposing the post-processed wrinkle probability map on the skin image and providing a wrinkle visualization image to a user terminal of the user.Type: GrantFiled: October 17, 2022Date of Patent: July 18, 2023Assignee: LULULAB INC.Inventors: Yongjoon Choe, Se Min Kim, Sang Wook Yoo, Chan Hyeok Lee, Jong Ha Lee
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Patent number: 11650621Abstract: According to one aspect of the invention, a circuit board for a display device includes: a first layer; a first lead line disposed on the first layer; and a sound generator disposed on the first layer, and the sound generator including: a first electrode to receive a first driving voltage; a second electrode to receive a second driving voltage; and a second layer disposed between the first electrode and the second electrode to contract or expand according to the first driving voltage and the second driving voltage; and a first solder to electrically communicate the first lead line and the first electrode.Type: GrantFiled: June 2, 2020Date of Patent: May 16, 2023Assignee: Samsung Display Co., Ltd.Inventors: Si Young Choi, Jong Tae Kim, Young Sik Kim, Sang Wook Yoo, Jeong Heon Lee
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Patent number: 11640663Abstract: According to various embodiments, an image analysis server for determining whether an image is suitable for skin analysis may include a DB management unit for obtaining a captured image from a skin measurement device and storing the captured image; a user detector for detecting a user's face based on the obtained image; an image suitability determination unit for determining whether the obtained image is suitable for skin analysis; a skin analyzer for analyzing skin corresponding to the detected user's face based on the image determined to be suitable for skin analysis; and a service providing unit for calculating a skin score according to the analysis and providing the calculated skin score to a user terminal.Type: GrantFiled: October 17, 2022Date of Patent: May 2, 2023Assignee: LULULAB INC.Inventors: Yongjoon Choe, Se Min Kim, Ju Hwan Lee, Jong Ha Lee, Sang Wook Yoo
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Patent number: 11636600Abstract: According to various embodiments, a pore visualization service providing server based on artificial intelligence may include a data pre-processor for obtaining a user's face image captured by a user terminal from the user terminal and performing pre-processing based on facial feature points based on the face image; a pore image extractor for generating a pore image corresponding to the user's face image by inputting the user's face image that has been pre-processed through the data pre-processing into an artificial neural network; a data post-processor for post-processing the generated pore image; and a pore visualization service providing unit for superimposing the post-processed pore image on the face image and transmitting a pore visualization image to the user terminal.Type: GrantFiled: October 17, 2022Date of Patent: April 25, 2023Assignee: LULULAB INC.Inventors: Yongjoon Choe, Sun Yong Seo, Jong Ha Lee, Sang Wook Yoo
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Publication number: 20230075333Abstract: According to various embodiments, a wrinkle detection service providing server for providing a wrinkle detection method based on an artificial intelligence may include a data pre-processor for obtaining a skin image of a user from a skin measurement device and performing pre-processing based on feature points based on the skin image; a wrinkle detector for inputting the skin image pre-processed through the data pre-processing into an artificial neural network and generating a wrinkle probability map corresponding to the skin image; a data post-processor for post-processing the generated wrinkle probability map; and a wrinkle visualization service providing unit for superimposing the post-processed wrinkle probability map on the skin image and providing a wrinkle visualization image to a user terminal of the user.Type: ApplicationFiled: October 17, 2022Publication date: March 9, 2023Applicant: LULULAB INC.Inventors: Yongjoon CHOE, Se Min KIM, Sang Wook YOO, Chan Hyeok LEE, Jong Ha LEE
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Publication number: 20220344044Abstract: A user-customized skin diagnosis system includes: a portable skin condition measurement device for photographing a face of a user in a contactless manner; and a skin analysis device that receives an image of the user's face photographed from the portable skin condition measurement device, analyzes the received image for at least one skin analysis item based on preset image processing and deep learning, and generates and displays skin diagnosis information and customized recommendation information according to the analyzed result.Type: ApplicationFiled: June 5, 2020Publication date: October 27, 2022Applicant: LULULAB INC.Inventors: Sang Wook YOO, Yongjoon CHOE
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Patent number: 11477553Abstract: A display device includes: a display panel including a substrate and a pixel array layer disposed on a surface of the substrate; a sound generation device disposed on an opposing surface opposite to the surface of the substrate; and a set cover including a plurality of ribs which overlap the sound generation device in a thickness direction of the display panel. The sound generation device vibrates the display panel to output a sound.Type: GrantFiled: April 20, 2020Date of Patent: October 18, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jong Tae Kim, Sang Wook Yoo
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Patent number: 11449997Abstract: A skin condition measuring module according to the present invention can be designed to effectively diagnose a user's skin condition while being installed within or connected with: a kiosk; a skin condition measuring mirror; a vending machine for performing skin condition measurement and providing cosmetic products; or a module-embedded skin condition measuring device.Type: GrantFiled: December 28, 2018Date of Patent: September 20, 2022Assignee: Lululab Inc.Inventors: Sang Wook Yoo, Yong Joon Choe
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Publication number: 20220225927Abstract: The present invention relates to a device for skin condition measurement and skin care, and a system for skin condition measurement and skin care comprising same. More particularly, the present invention relates to a device for skin condition measurement and skin care, and a system for skin condition measurement and skin care comprising same which are designed to measure the skin condition and provide a guide for the type of skin care equipment, located in an inner space, and the instructions therefor.Type: ApplicationFiled: May 19, 2020Publication date: July 21, 2022Applicant: LULULAB INC.Inventors: Sang Wook YOO, Yong Joon CHOE
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Patent number: 11327609Abstract: A display device including a display panel having a display area and a non-display area disposed around the display area; a touch sensor disposed on the display panel, the touch sensor comprising a sensing area corresponding to the display area, a peripheral area corresponding to the non-display area, and a pad unit disposed on a part of the peripheral area; a flexible printed circuit board disposed on the touch sensor in the peripheral area and connected to the pad unit; a polarization layer disposed on the touch sensor and a part of the flexible printed circuit board; and a printed layer disposed on at least an area between the flexible printed circuit board and the sensing area.Type: GrantFiled: October 22, 2018Date of Patent: May 10, 2022Assignee: Samsung Display Co., Ltd.Inventors: Choon Hyop Lee, Jung Mok Park, Hee Woong Park, Sang Wook Yoo, Ga Yeon Yun, Jeong Heon Lee, Byeong Kyu Jeon
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Publication number: 20220114828Abstract: A display device includes: a display panel; a fingerprint sensor which is disposed on a surface of the display panel and senses a user's fingerprint by emitting ultrasonic waves; and a first vibrator which is disposed on a surface of the fingerprint sensor and generates vibrations based on driving voltages applied thereto.Type: ApplicationFiled: December 17, 2021Publication date: April 14, 2022Inventors: Jong Tae KIM, Sang Wook YOO
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Patent number: 11294423Abstract: A display device may include: a display panel; a vibration generating device disposed on one surface of the display panel, the vibration generating device configured to generate vibration to be transmitted to the display panel; a panel bottom member disposed between the display panel and the vibration generating device; and a vibration transmitting member disposed in the panel bottom member to at least partially overlap with the vibration generating device in plan view.Type: GrantFiled: March 6, 2020Date of Patent: April 5, 2022Assignee: Samsung Display Co., Ltd.Inventors: Jeong Heon Lee, Young Sik Kim, Jong Tae Kim, Sang Wook Yoo, Si Young Choi
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Patent number: 11281339Abstract: A display device including a display panel having a display area and a non-display area disposed around the display area; a touch sensor disposed on the display panel, the touch sensor comprising a sensing area corresponding to the display area, a peripheral area corresponding to the non-display area, and a pad unit disposed on a part of the peripheral area; a flexible printed circuit board disposed on the touch sensor in the peripheral area and connected to the pad unit; a polarization layer disposed on the touch sensor and a part of the flexible printed circuit board; and a printed layer disposed on at least an area between the flexible printed circuit board and the sensing area.Type: GrantFiled: October 22, 2018Date of Patent: March 22, 2022Assignee: Samsung Display Co., Ltd.Inventors: Choon Hyop Lee, Jung Mok Park, Hee Woong Park, Sang Wook Yoo, Ga Yeon Yun, Jeong Heon Lee, Byeong Kyu Jeon
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Patent number: 11222195Abstract: An electronic apparatus for illuminating and photographing a user's face and a control method thereof are provided. The electronic apparatus includes a camera configured to photograph a user's face, a transceiver configured to perform communication with a user terminal, and at least one processor configured to photograph the user's face a plurality of times on the basis of a plurality of photographing parameters to obtain a plurality of images, extract face regions corresponding to each of the plurality of images photographed on the basis of the plurality of photographing parameters, synthesize the extracted user's face regions with each other to create a synthesized image, and control the transceiver to transmit data on the synthesized image to the user terminal for the purpose of skin analysis for the user's face.Type: GrantFiled: January 6, 2020Date of Patent: January 11, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Jin-gu Jeong, Sang-wook Yoo, Yong-joon Choe, Ha-ram O, Sang-hyun Lee, Kyong-tae Park
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Patent number: 11205062Abstract: A display device includes: a display panel; a fingerprint sensor which is disposed on a surface of the display panel and senses a user's fingerprint by emitting ultrasonic waves; and a first vibrator which is disposed on a surface of the fingerprint sensor and generates vibrations based on driving voltages applied thereto.Type: GrantFiled: January 9, 2020Date of Patent: December 21, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jong Tae Kim, Sang Wook Yoo