Patents by Inventor Minho Sohn
Minho Sohn 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: 20240064222Abstract: A display apparatus includes a display module having a display panel configured to display an image, a sound generating device configured to vibrate the display panel, an adhesive member connected between a rear surface the display panel and the sound generating device, and a structure configured to support the sound generating device, wherein the structure is connected to at least a portion of the sound generating device and a portion of the rear surface the display panel.Type: ApplicationFiled: October 31, 2023Publication date: February 22, 2024Applicant: LG Display Co., Ltd.Inventors: Seon Man KIM, MinHo SOHN, JunSeok OH, Sung-Jin KANG, Kyounghwan KIM, Jeonggoo KANG, JaiHyuk LEE
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Patent number: 11843711Abstract: A display apparatus includes a display module having a display panel configured to display an image; a sound generating device on a rear surface of the display panel and including a first side and a second side perpendicular to the first side and an adhesive member in a partial region of the sound generating device, the adhesive member having a size smaller than one of the first side and the second side of the sound generating device.Type: GrantFiled: May 31, 2022Date of Patent: December 12, 2023Assignee: LG Display Co., Ltd.Inventors: Seon Man Kim, MinHo Sohn, JunSeok Oh, Sung-Jin Kang, Kyounghwan Kim, Jeonggoo Kang, JaiHyuk Lee
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Publication number: 20230370036Abstract: A vibration generating apparatus comprises a vibration apparatus and a vibration driving circuit including a driving signal generator configured to supply a driving signal to the vibration apparatus, wherein the driving signal generator is configured to adjust a frequency-based gain compensation value based on at least one of a circuit internal temperature value of the vibration driving circuit and a temperature prediction value of the vibration apparatus corresponding to a current value of an nth driving signal, compensate for a frequency-based gain value based on the adjusted frequency-based gain compensation value, compensate for an (n+1)th driving signal based on the compensated frequency-based gain value, and supply the compensated (n+1)th driving signal to the vibration apparatus.Type: ApplicationFiled: July 19, 2023Publication date: November 16, 2023Applicant: LG DISPLAY CO., LTD.Inventors: JunSeok OH, MinHo SOHN
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Patent number: 11750165Abstract: A vibration generating apparatus comprises a vibration apparatus and a vibration driving circuit including a driving signal generator configured to supply a driving signal to the vibration apparatus, wherein the driving signal generator is configured to adjust a frequency-based gain compensation value based on at least one of a circuit internal temperature value of the vibration driving circuit and a temperature prediction value of the vibration apparatus corresponding to a current value of an nth driving signal, compensate for a frequency-based gain value based on the adjusted frequency-based gain compensation value, compensate for an (n+1)th driving signal based on the compensated frequency-based gain value, and supply the compensated (n+1)th driving signal to the vibration apparatus.Type: GrantFiled: December 10, 2021Date of Patent: September 5, 2023Assignee: LG DISPLAY CO., LTD.Inventors: JunSeok Oh, MinHo Sohn
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Publication number: 20230232163Abstract: A display apparatus includes a display module including a display panel configured to display an image and a sound generating module on a rear surface of the display panel, the sound generating module includes a vibration generating device, a circuit board on a lower surface of the vibration generating device, a first adhesive member between the circuit board and the vibration generating device, and a second adhesive member between the vibration generating device and the display panel, an elastic modulus of the second adhesive member differing from an elastic modulus of the first adhesive member.Type: ApplicationFiled: March 20, 2023Publication date: July 20, 2023Applicant: LG Display Co., LtdInventors: Kyounghwan KIM, MinHo SOHN, KiDuk KIM, Sung-Jin KANG, Jeonggoo KANG, JaiHyuk LEE
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Publication number: 20230217188Abstract: An apparatus may include a passive vibration member and an active vibration member connected to the passive vibration member and including first and second vibration portions arranged in parallel with each other. The apparatus may further include a driving apparatus configured to apply a first driving signal to the first vibration portion and a second driving signal to the second vibration portion, based on an input signal, to vibrate the first vibration portion and the second vibration portion.Type: ApplicationFiled: December 23, 2022Publication date: July 6, 2023Applicant: LG Display Co., Ltd.Inventors: Taehyung Kim, GyungBo Ha, SeulKi Nam, Minjung Kim, MinHo Sohn
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Patent number: 11647336Abstract: A display apparatus includes a display module including a display panel configured to display an image and a sound generating module on a rear surface of the display panel, the sound generating module includes a vibration generating device, a circuit board on a lower surface of the vibration generating device, a first adhesive member between the circuit board and the vibration generating device, and a second adhesive member between the vibration generating device and the display panel, an elastic modulus of the second adhesive member differing from an elastic modulus of the first adhesive member.Type: GrantFiled: May 6, 2021Date of Patent: May 9, 2023Assignee: LG Display Co., Ltd.Inventors: Kyounghwan Kim, MinHo Sohn, KiDuk Kim, Sung-Jin Kang, Jeonggoo Kang, JaiHyuk Lee
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Publication number: 20230035018Abstract: A vibration apparatus may include a vibration generator including a piezoelectric material and a sensor portion configured at the vibration generator, and thus, may correct or compensate for an electrical characteristic change of the vibration generator and may correct or compensate for a vibration characteristic of the vibration generator. An apparatus including the vibration apparatus is also disclosed.Type: ApplicationFiled: July 28, 2022Publication date: February 2, 2023Applicant: LG Display Co., Ltd.Inventors: Taehyung KIM, MinHo SOHN, JunSeok OH, Jeonggoo KANG, SeulKi NAM
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Publication number: 20230019257Abstract: A vibration apparatus may include a vibration plate, a vibration generator at the vibration plate, and a connection member between the vibration plate and the vibration generator. The vibration generator may include a vibration structure. The connection member may include a first connection member between the vibration plate and the vibration structure and overlapping the vibration structure. The connection member may also include a second connection member surrounding the first connection member. A modulus of the first connection member may be greater than a modulus of the second connection member.Type: ApplicationFiled: June 28, 2022Publication date: January 19, 2023Applicant: LG Display Co., Ltd.Inventors: Minji KIM, YoungWook HA, Chiwan KIM, GyungBo HA, MinHo SOHN, MinKyu CHOI, Jeonggoo KANG, YuSeon KHO, YeongRak CHOI, Seungo JEON, Kwangho KIM, JunSeok OH
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Publication number: 20230007387Abstract: A sound apparatus may include a vibration member, a housing configured to cover a rear surface of the vibration member, and a vibration apparatus including one or more vibration devices configured to vibrate the vibration member. The vibration member may include a non-planar structure.Type: ApplicationFiled: June 28, 2022Publication date: January 5, 2023Applicant: LG Display Co., Ltd.Inventors: Daeho KIM, YuSeon KHO, Kyungyeol RYU, YeongRak CHOI, KwanHo PARK, MinKyu CHOI, Jeongbeom LEE, Inchan JEONG, MinHo SOHN, Seungo JEON, Kwangho KIM, SeungRyull PARK, JunSeok OH, Chiwan KIM
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Publication number: 20230007404Abstract: A vibration apparatus may include a vibration device and an adhesive member at a surface of the vibration device. A modulus of the vibration device may be equal to a modulus of the adhesive member or may be greater than the modulus of the adhesive member.Type: ApplicationFiled: June 21, 2022Publication date: January 5, 2023Applicant: LG Display Co., Ltd.Inventors: Sungwook KO, Kyungyeol RYU, Taehyung KIM, MinHo SOHN, SeulKi NAM, Jeonggoo KANG, JunSeok OH, SeungRyull PARK, Chiwan KIM, GyungBo HA, Uihyeon JEONG
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Publication number: 20220303374Abstract: A display apparatus includes a display module having a display panel configured to display an image; a sound generating device on a rear surface of the display panel and including a first side and a second side perpendicular to the first side and an adhesive member in a partial region of the sound generating device, the adhesive member having a size smaller than one of the first side and the second side of the sound generating device.Type: ApplicationFiled: May 31, 2022Publication date: September 22, 2022Applicant: LG Display Co., Ltd.Inventors: Seon Man KIM, MinHo SOHN, JunSeok OH, Sung-Jin KANG, Kyounghwan KIM, Jeonggoo KANG, JaiHyuk LEE
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Patent number: 11381672Abstract: A display apparatus includes a display module having a display panel configured to display an image; a sound generating device on a rear surface of the display panel and including a first side and a second side perpendicular to the first side and an adhesive member in a partial region of the sound generating device, the adhesive member having a size smaller than one of the first side and the second side of the sound generating device.Type: GrantFiled: November 19, 2019Date of Patent: July 5, 2022Assignee: LG Display Co., Ltd.Inventors: Seon Man Kim, MinHo Sohn, JunSeok Oh, Sung-Jin Kang, Kyounghwan Kim, Jeonggoo Kang, JaiHyuk Lee
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Publication number: 20220209733Abstract: A vibration generating apparatus comprises a vibration apparatus and a vibration driving circuit including a driving signal generator configured to supply a driving signal to the vibration apparatus, wherein the driving signal generator is configured to adjust a frequency-based gain compensation value based on at least one of a circuit internal temperature value of the vibration driving circuit and a temperature prediction value of the vibration apparatus corresponding to a current value of an nth driving signal, compensate for a frequency-based gain value based on the adjusted frequency-based gain compensation value, compensate for an (n+1)th driving signal based on the compensated frequency-based gain value, and supply the compensated (n+1)th driving signal to the vibration apparatus.Type: ApplicationFiled: December 10, 2021Publication date: June 30, 2022Applicant: LG DISPLAY CO., LTD.Inventors: JunSeok OH, MinHo SOHN
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Patent number: 11199926Abstract: An electronic apparatus comprises a display module configured to display an image and including a touch electrode layer, a vibration generator including a vibration element on a rear surface of the display module, a touch driver configured to generate touch data by sensing a touch through the touch electrode layer, the touch data including noise information, an audio processor configured to supply an audio signal to the vibration element, and a controller configured to control a driving frequency of the audio signal based on the touch data.Type: GrantFiled: December 10, 2019Date of Patent: December 14, 2021Assignee: LG Display Co., Ltd.Inventors: JunSeok Oh, Sujin Kwon, MinHo Sohn, KiDuk Kim
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Publication number: 20210266677Abstract: A display apparatus includes a display module including a display panel configured to display an image and a sound generating module on a rear surface of the display panel, the sound generating module includes a vibration generating device, a circuit board on a lower surface of the vibration generating device, a first adhesive member between the circuit board and the vibration generating device, and a second adhesive member between the vibration generating device and the display panel, an elastic modulus of the second adhesive member differing from an elastic modulus of the first adhesive member.Type: ApplicationFiled: May 6, 2021Publication date: August 26, 2021Applicant: LG Display Co., LtdInventors: Kyounghwan KIM, MinHo SOHN, KiDuk KIM, Sung-Jin KANG, Jeonggoo KANG, JaiHyuk LEE
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Patent number: 11032650Abstract: A display apparatus includes a display module including a display panel configured to display an image and a sound generating module on a rear surface of the display panel, the sound generating module includes a vibration generating device, a circuit board on a lower surface of the vibration generating device, a first adhesive member between the circuit board and the vibration generating device, and a second adhesive member between the vibration generating device and the display panel, an elastic modulus of the second adhesive member differing from an elastic modulus of the first adhesive member.Type: GrantFiled: December 12, 2019Date of Patent: June 8, 2021Assignee: LG Display Co., Ltd.Inventors: Kyounghwan Kim, MinHo Sohn, KiDuk Kim, Sung-Jin Kang, Jeonggoo Kang, JaiHyuk Lee
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Publication number: 20200204924Abstract: A display apparatus includes a display module including a display panel configured to display an image and a sound generating module on a rear surface of the display panel, the sound generating module includes a vibration generating device, a circuit board on a lower surface of the vibration generating device, a first adhesive member between the circuit board and the vibration generating device, and a second adhesive member between the vibration generating device and the display panel, an elastic modulus of the second adhesive member differing from an elastic modulus of the first adhesive member.Type: ApplicationFiled: December 12, 2019Publication date: June 25, 2020Applicant: LG Display Co., LtdInventors: Kyounghwan KIM, MinHo SOHN, KiDuk KIM, Sung-Jin KANG, Jeonggoo KANG, JaiHyuk LEE
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Publication number: 20200192545Abstract: An electronic apparatus comprises a display module configured to display an image and including a touch electrode layer, a vibration generator including a vibration element on a rear surface of the display module, a touch driver configured to generate touch data by sensing a touch through the touch electrode layer, the touch data including noise information, an audio processor configured to supply an audio signal to the vibration element, and a controller configured to control a driving frequency of the audio signal based on the touch data.Type: ApplicationFiled: December 10, 2019Publication date: June 18, 2020Applicant: LG Display Co., Ltd.Inventors: JunSeok OH, Sujin KWON, MinHo SOHN, KiDuk KIM
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Publication number: 20200177719Abstract: A display apparatus includes a display module having a display panel configured to display an image; a sound generating device on a rear surface of the display panel and including a first side and a second side perpendicular to the first side and an adhesive member in a partial region of the sound generating device, the adhesive member having a size smaller than one of the first side and the second side of the sound generating device.Type: ApplicationFiled: November 19, 2019Publication date: June 4, 2020Applicant: LG Display Co., Ltd.Inventors: Seon Man KIM, MinHo SOHN, JunSeok OH, Sung-Jin KANG, Kyounghwan KIM, Jeonggoo KANG, JaiHyuk LEE