Patents by Inventor Munheon HONG
Munheon HONG 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: 20240427191Abstract: A display device including a liquid crystal panel, a backlight unit providing light to the liquid crystal panel, and a lower cover, wherein the backlight unit is disposed between the liquid crystal panel and the lower cover, and wherein the backlight unit includes a first circuit substrate and a second circuit substrate on the lower cover, a plurality of light sources disposed on the first circuit substrate and a second circuit substrate, a gap between the first circuit substrate and a second circuit substrate, a reflection layer disposed on the first circuit substrate, a second circuit substrate and the gap, a first adhesive disposed between the first circuit substrate and the reflection layer, and a second adhesive disposed between the second circuit substrate and the reflection layer, wherein the first and second circuit substrates and the reflection layer are partially connected through the first and second adhesive.Type: ApplicationFiled: September 6, 2024Publication date: December 26, 2024Applicant: LG ELECTRONICS INC.Inventors: Yongjin KIM, Munheon HONG, Chilkeun PARK, Sangcheon KIM, Mangeun KIM
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Patent number: 12111538Abstract: A display device including a lower cover; a circuit substrate on the lower cover; a plurality of light sources disposed on a first portion of the circuit substrate; a reflection layer disposed on a second portion of the circuit substrate; a first adhesive disposed between the second portion of the circuit substrate and the reflection layer; a light regulator including light regulating patterns disposed in the reflection layer; and an optical sheet disposed on the light sources.Type: GrantFiled: October 26, 2022Date of Patent: October 8, 2024Assignee: LG ELECTRONICS INC.Inventors: Yongjin Kim, Munheon Hong, Chilkeun Park, Sangcheon Kim, Mangeun Kim
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Publication number: 20230039615Abstract: A display device including a lower cover; a circuit substrate on the lower cover; a plurality of light sources disposed on a first portion of the circuit substrate; a reflection layer disposed on a second portion of the circuit substrate; a first adhesive disposed between the second portion of the circuit substrate and the reflection layer; a light regulator including light regulating patterns disposed in the reflection layer; and an optical sheet disposed on the light sources.Type: ApplicationFiled: October 26, 2022Publication date: February 9, 2023Applicant: LG ELECTRONICS INC.Inventors: Yongjin KIM, Munheon HONG, Chilkeun PARK, Sangcheon KIM, Mangeun KIM
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Patent number: 11513390Abstract: A display device including a lower cover; a circuit substrate on the lower cover; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the lower cover; a light regulating pattern disposed close to an edge of the reflection layer; and an optical sheet disposed on the light sources. Further, a width of the light regulating pattern changes along the edge of the reflection layer.Type: GrantFiled: January 6, 2022Date of Patent: November 29, 2022Assignee: LG ELECTRONICS INC.Inventors: Yongjin Kim, Munheon Hong, Chilkeun Park, Sangcheon Kim, Mangeun Kim
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Publication number: 20220128862Abstract: A display device including a lower cover; a circuit substrate on the lower cover; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the lower cover; a light regulating pattern disposed close to an edge of the reflection layer; and an optical sheet disposed on the light sources. Further, a width of the light regulating pattern changes along the edge of the reflection layer.Type: ApplicationFiled: January 6, 2022Publication date: April 28, 2022Applicant: LG ELECTRONICS INC.Inventors: Yongjin KIM, Munheon HONG, Chilkeun PARK, Sangcheon KIM, Mangeun KIM
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Patent number: 11249344Abstract: A display device including a lower cover; a circuit substrate on the lower cover; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the lower cover; a light regulating pattern disposed close to an edge of the reflection layer; and an optical sheet disposed on the light sources. Further, the light regulating pattern changes in size as a distance from the light source changes.Type: GrantFiled: February 26, 2021Date of Patent: February 15, 2022Assignee: LG ELECTRONICS INC.Inventors: Yongjin Kim, Munheon Hong, Chilkeun Park, Sangcheon Kim, Mangeun Kim
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Publication number: 20210181581Abstract: A display device including a lower cover; a circuit substrate on the lower cover; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the lower cover; a light regulating pattern disposed close to an edge of the reflection layer; and an optical sheet disposed on the light sources. Further, the light regulating pattern changes in size as a distance from the light source changes.Type: ApplicationFiled: February 26, 2021Publication date: June 17, 2021Applicant: LG ELECTRONICS INC.Inventors: Yongjin KIM, Munheon HONG, Chilkeun PARK, Sangcheon KIM, Mangeun KIM
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Patent number: 10962833Abstract: A display device includes a lower cover; a circuit substrate disposed on the lower cover; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate; a light regulator disposed at an edge of the reflection layer at an angle with respect to the reflection layer; and an optical sheet disposed on the plurality of light sources. Further, the light regulator includes a reflector portion reflecting light from the plurality of light sources; and an absorber portion having holes arranged in a pattern. In addition, light emitted from a respective light source close to the edge passes through the holes.Type: GrantFiled: March 2, 2020Date of Patent: March 30, 2021Assignee: LG ELECTRONICS INC.Inventors: Yongjin Kim, Munheon Hong, Chilkeun Park, Sangcheon Kim, Mangeun Kim
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Publication number: 20200201120Abstract: A display device includes a lower cover; a circuit substrate disposed on the lower cover; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate; a light regulator disposed at an edge of the reflection layer at an angle with respect to the reflection layer; and an optical sheet disposed on the plurality of light sources. Further, the light regulator includes a reflector portion reflecting light from the plurality of light sources; and an absorber portion having holes arranged in a pattern. In addition, light emitted from a respective light source close to the edge passes through the holes.Type: ApplicationFiled: March 2, 2020Publication date: June 25, 2020Applicant: LG ELECTRONICS INC.Inventors: Yongjin KIM, Munheon HONG, Chilkeun PARK, Sangcheon KIM, Mangeun KIM
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Patent number: 10613383Abstract: A lighting device includes a circuit substrate; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate, the reflection layer comprising a plurality of openings where respective light sources are located; a plurality of absorbers disposed at an edge of the reflection layer and at an angle with respect to the reflection layer. Further, a first area at a corner of the reflection layer absorb more light emitted from the light sources than second areas neighboring the first area; and an optical sheet disposed on the light sources.Type: GrantFiled: December 13, 2018Date of Patent: April 7, 2020Assignee: LG ELECTRONICS INC.Inventors: Yongjin Kim, Munheon Hong, Chilkeun Park, Sangcheon Kim, Mangeun Kim
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Patent number: 10353242Abstract: A display device includes a lower cover; a circuit substrate disposed on the lower cover; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate; a light regulator disposed at an edge of the reflection layer at an angle with respect to the reflection layer; and an optical sheet disposed on the light sources. Further, the light regulator includes absorber portions and reflector portions located between the absorber portions, the absorber portion is located in a portion of the light regulator corresponding to an outermost light source, and the reflector portion is located in a portion of the light regulator corresponding to an inner light source inwardly located than the outermost light source.Type: GrantFiled: February 19, 2019Date of Patent: July 16, 2019Assignee: LG ELECTRONICS INC.Inventors: Yongjin Kim, Munheon Hong, Chilkeun Park, Sangcheon Kim, Mangeun Kim
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Publication number: 20190179199Abstract: A display device includes a lower cover; a circuit substrate disposed on the lower cover; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate; a light regulator disposed at an edge of the reflection layer at an angle with respect to the reflection layer; and an optical sheet disposed on the light sources. Further, the light regulator includes absorber portions and reflector portions located between the absorber portions, the absorber portion is located in a portion of the light regulator corresponding to an outermost light source, and the reflector portion is located in a portion of the light regulator corresponding to an inner light source inwardly located than the outermost light source.Type: ApplicationFiled: February 19, 2019Publication date: June 13, 2019Applicant: LG ELECTRONICS INC.Inventors: Yongjin KIM, Munheon HONG, Chilkeun PARK, Sangcheon KIM, Mangeun KIM
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Patent number: 10306727Abstract: A lighting apparatus and a mobile terminal controlling the same are disclosed. The lighting apparatus comprises a light source module generating light; and an electrochromic module varying a wavelength of light incident from the light source module, wherein the electrochromic module absorbs light of a specific one among wavelength ranges of the light incident from the light source module, in accordance with a lighting mode which is input. The mobile terminal controlling a lighting apparatus, which includes a light source module and an electrochromic module, comprises an input module receiving a user input; a communication module transmitting a lighting control signal to the lighting apparatus; a display module displaying a setup window for setting a lighting mode of the lighting apparatus; and a controller controlling the input module, the communication module and the display module.Type: GrantFiled: May 24, 2017Date of Patent: May 28, 2019Assignee: LG ELECTRONICS INC.Inventors: Chilkeun Park, Sangmo Koo, Munheon Hong
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Publication number: 20190137841Abstract: The present invention relates to an electrochromic device having an improved color changing speed. The present invention provides an electrochromic device comprising: a first transparent electrode; a second transparent electrode facing the first transparent electrode; a first bus electrode of a predetermined pattern formed on an upper surface of the first transparent electrode; an electrolyte layer positioned between the first bus electrode and the second transparent electrode; a first electrochromic layer positioned between the first transparent electrode and the electrolyte layer and coming in contact with the electrolyte layer; and a passivation layer formed between the first bus electrode and the electrochromic layer so as to prevent contact of the first bus electrode and the electrochromic layer, and encompassing the first bus electrode. According to the present invention, the electrochromic speed of a large area electrochromic device can be improved.Type: ApplicationFiled: November 4, 2016Publication date: May 9, 2019Applicant: LG ELECTRONICS INC.Inventors: Sangmo KOO, Munheon HONG, Chilkeun PARK
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Publication number: 20190113807Abstract: A lighting device includes a circuit substrate; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate, the reflection layer comprising a plurality of openings where respective light sources are located; a plurality of absorbers disposed at an edge of the reflection layer and at an angle with respect to the reflection layer. Further, a first area at a corner of the reflection layer absorb more light emitted from the light sources than second areas neighboring the first area; and an optical sheet disposed on the light sources.Type: ApplicationFiled: December 13, 2018Publication date: April 18, 2019Applicant: LG ELECTRONICS INC.Inventors: Yongjin KIM, Munheon HONG, Chilkeun PARK, Sangcheon KIM, Mangeun KIM
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Patent number: 10185178Abstract: A lighting device including a circuit substrate; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate, the reflection layer comprising a plurality of openings where respective light sources are located; a plurality of absorbers disposed at an edge of the reflection layer and at an angle with respect to the reflection layer, wherein first areas aligned with the respective light sources have a greater density of the plurality of absorbers than second areas between the first areas; and an optical sheet disposed on the light sources. In addition, a central axis of a corresponding first area matches a central axis of a corresponding light source.Type: GrantFiled: November 14, 2016Date of Patent: January 22, 2019Assignee: LG ELECTRONIC INC.Inventors: Yongjin Kim, Munheon Hong, Chilkeun Park, Sangcheon Kim, Mangeun Kim
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Publication number: 20170359877Abstract: A lighting apparatus and a mobile terminal controlling the same are disclosed. The lighting apparatus comprises a light source module generating light; and an electrochromic module varying a wavelength of light incident from the light source module, wherein the electrochromic module absorbs light of a specific one among wavelength ranges of the light incident from the light source module, in accordance with a lighting mode which is input. The mobile terminal controlling a lighting apparatus, which includes a light source module and an electrochromic module, comprises an input module receiving a user input; a communication module transmitting a lighting control signal to the lighting apparatus; a display module displaying a setup window for setting a lighting mode of the lighting apparatus; and a controller controlling the input module, the communication module and the display module.Type: ApplicationFiled: May 24, 2017Publication date: December 14, 2017Applicant: LG ELECTRONICS INC.Inventors: Chilkeun PARK, Sangmo KOO, Munheon HONG
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Publication number: 20170059937Abstract: A lighting device including a circuit substrate; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate, the reflection layer comprising a plurality of openings where respective light sources are located; a plurality of absorbers disposed at an edge of the reflection layer and at an angle with respect to the reflection layer, wherein first areas aligned with the respective light sources have a greater density of the plurality of absorbers than second areas between the first areas; and an optical sheet disposed on the light sources. In addition, a central axis of a corresponding first area matches a central axis of a corresponding light source.Type: ApplicationFiled: November 14, 2016Publication date: March 2, 2017Applicant: LG ELECTRONICS INC.Inventors: Yongjin KIM, Munheon HONG, Chilkeun PARK, Sangcheon KIM, Mangeun KIM
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Patent number: 9551899Abstract: A lighting device including a circuit substrate; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate, the reflection layer comprising a plurality of openings where respective light sources are located; a plurality of light regulating patterns disposed at an edge of the reflection layer and at an inclination with respect to the reflection layer, wherein corresponding light regulating patterns are disposed closer to the edge of the reflection layer at first areas aligned with the respective light sources than light regulating patterns at second areas between the first areas; and an optical sheet disposed on the light sources.Type: GrantFiled: January 11, 2016Date of Patent: January 24, 2017Assignee: LG ELECTRONICS INC.Inventors: Yongjin Kim, Munheon Hong, Chilkeun Park, Sangcheon Kim, Mangeun Kim
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Patent number: 9494824Abstract: A lighting device including a circuit substrate; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate, the reflection layer comprising a plurality of openings where respective light sources are located; a plurality of absorbers disposed at an edge of the reflection layer and at an inclination with respect to the reflection layer, wherein the plurality of absorbers have a greater density at first areas aligned with the respective light sources than at second areas between the first areas; and an optical sheet disposed on the light sources.Type: GrantFiled: January 11, 2016Date of Patent: November 15, 2016Assignee: LG ELECTRONICS INC.Inventors: Yongjin Kim, Munheon Hong, Chilkeun Park, Sangcheon Kim, Mangeun Kim