Patents by Inventor Cheon Myeong LEE
Cheon Myeong LEE 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).
-
Publication number: 20240107143Abstract: A display device includes a display portion including a first surface, from which light is emitted in a first direction, and a second surface opposite to the first surface, a first optical portion disposed on the first surface, and a second optical portion disposed on the first surface to be spaced apart from the first optical portion in a second direction crossing the first direction. Each of the first and second optical portions includes a multi-channel lens through which the light from the first surface passes, a first infrared light source, a first camera, and a first lens frame coupled to the multi-channel lens in the first direction to support at least a portion of the multi-channel lens. The first lens frame may include a first recess structure in which the first infrared light source is disposed and a second recess structure in which the first camera is disposed.Type: ApplicationFiled: July 20, 2023Publication date: March 28, 2024Inventors: Ji Won LEE, Sang Ho KIM, Soo Min BAEK, Ju Youn SON, Cheon Myeong LEE, Bek Hyun LIM, Ju Hwa HA
-
Publication number: 20230409120Abstract: A wearable device includes sensing blocks, and a connection member connecting the sensing blocks, the sensing blocks include a first sensing block and a second sensing block connected to the first sensing block by the connection member, and the first sensing block includes an induced electromotive force sensing module, the induced electromotive force sensing module includes a magnetic body, a coil not contacting the magnetic body and facing the magnetic body, a rod attached to the magnetic body and guiding a movement path of the coil, and an induced electromotive force sensor sensing an induced electromotive force generated in the coil by the coil and the magnetic body.Type: ApplicationFiled: March 29, 2023Publication date: December 21, 2023Applicant: Samsung Display Co., LTD.Inventors: Cheon Myeong LEE, Sang Ho KIM, Soo Min BAEK, Ju Youn SON, Ji Won LEE, Bek Hyun LIM, Ju Hwa HA
-
Publication number: 20230413650Abstract: A display device includes: a first display panel having a first resolution; a second display panel having a second resolution; and a first multi-channel lens and a second multi-channel lens disposed on one surface of the first display panel and including a plurality of channels through which light emitted from the one surface of the first display panel passes, where the second resolution is higher than the first resolution.Type: ApplicationFiled: April 11, 2023Publication date: December 21, 2023Inventors: Sang Ho KIM, Soo Min BAEK, Ju Hwa HA, Ju Youn SON, Ji Won LEE, Cheon Myeong LEE, Bek Hyun LIM
-
Patent number: 11818451Abstract: An optical device includes: a display device configured to display an image; a camera mounting component on the display device; a camera on the camera mounting component; and a multi-channel lens on the camera covering the camera and the camera mounting component, wherein the camera comprises an image sensor.Type: GrantFiled: March 25, 2022Date of Patent: November 14, 2023Assignee: Samsung Display Co., Ltd.Inventors: Ji Won Lee, Sang Ho Kim, Soo Min Baek, Cheon Myeong Lee, Ju Hwa Ha
-
Publication number: 20230343282Abstract: A display device includes a display member that displays an image, a multi-channel lens unit disposed in a light path of light emitted from the display member, a measurement member that measures a state of an eyeball that is viewing a video output through the multi-channel lens unit, and a processor that controls an intensity of a wavelength of light emitted from the display member by determining the degree of eyeball fatigue based on a measured value of the measurement member.Type: ApplicationFiled: March 28, 2023Publication date: October 26, 2023Inventors: Sang Ho KIM, Soo Min Baek, Ju Youn Son, Ji Won LEE, Cheon Myeong Lee, Bek Hyun Lim, Ju Hwa Ha
-
Publication number: 20230337508Abstract: A display device includes a display panel which displays an image on an image display surface thereof, at least one lens frame disposed on the image display surface to refract image display lights, and at least one multi-channel lens which forms exit paths of the image display lights refracted by the at least one lens frame for each of multiple channels.Type: ApplicationFiled: March 31, 2023Publication date: October 19, 2023Inventors: Sang Ho KIM, Soo Min BAEK, Ju Youn SON, Ji Won LEE, Cheon Myeong LEE, Bek Hyun LIM, Ju Hwa HA
-
Publication number: 20230320181Abstract: A display device comprises a substrate, a sub-pixel disposed on the substrate and that includes a pixel electrode, a light emitting layer, and a common electrode, a pixel defining layer that defines the sub-pixel, a capping layer disposed on the pixel defining layer, a micro lens disposed on the capping layer and that overlaps the sub-pixel; and a total reflection pattern disposed on the capping layer and that overlaps the pixel defining layer and surrounds the micro lens. The micro lens has a refractive index greater than a refractive index of the total reflection pattern and less than or equal to a refractive index of the capping layer.Type: ApplicationFiled: March 2, 2023Publication date: October 5, 2023Inventors: JU HWA HA, Soo Min Baek, Bek Hyun Lim, Sang Ho Kim, Jun Hyeong Park, Ju Youn Son, Ji Won Lee, Cheon Myeong Lee
-
Publication number: 20230129724Abstract: A head mount display device, includes: a display panel; and an optical system positioned in front of the display panel. The display panel sequentially includes a light emitting element part, a third retarder, a reflective polarizer, and an absorptive polarizer, where the third retarder is positioned in front of the light emitting element part; and the optical system includes: a first curved lens, which is positioned to face the display panel, and includes a first retarder positioned on a first surface facing the display panel and a beam splitter positioned on a second surface thereof opposite to the first surface; and a second curved lens, which is positioned to face the beam splitter, and includes a second retarder positioned a first surface thereof facing the beam splitter and a second reflective polarizer positioned on a second surface thereof opposite to the first surface of the second curved lens.Type: ApplicationFiled: August 11, 2022Publication date: April 27, 2023Inventors: Cheon Myeong LEE, Sang-Ho KIM, Jun Hyeong PARK, Soo Min BAEK, Ju Youn SON, Ji Won LEE, Ju Hwa HA, Jong Ho HONG
-
Publication number: 20230081079Abstract: A display device includes a display part including a plurality of pixels; a lens part disposed on the display part; and a plurality of optical devices overlapping an edge of the display part in a plan view and disposed at an edge of the lens part, wherein light from the outside of the display part is incident on the plurality of optical devices.Type: ApplicationFiled: August 2, 2022Publication date: March 16, 2023Applicant: Samsung Display Co., LTD.Inventors: Sang-Ho KIM, Soo Min BAEK, Ju Youn SON, Ji Won LEE, Cheon Myeong LEE, Ju Hwa HA
-
Patent number: 11487153Abstract: A backlight device includes: a light source to emit coherent light; an optical path difference generator on the light source, the optical path difference generator including an incident surface and a plurality of light emitting surfaces, the light emitting surfaces being parallel to the incident surface and having different separation distances from the incident surface; a light condenser on the optical path difference generator; a diffuser on the light condenser; and a collimator on the diffuser.Type: GrantFiled: August 24, 2020Date of Patent: November 1, 2022Assignees: Samsung Display Co., Ltd., Seoul National University R&DB FoundationInventors: Sang Ho Kim, Duk Ho Lee, Young Chan Kim, Ki Seung Bang, Chang Won Jang, Ji Won Lee, Cheon Myeong Lee, Byoung Ho Lee
-
Publication number: 20220321749Abstract: An optical device includes: a display device configured to display an image; a camera mounting component on the display device; a camera on the camera mounting component; and a multi-channel lens on the camera covering the camera and the camera mounting component, wherein the camera comprises an image sensor.Type: ApplicationFiled: March 25, 2022Publication date: October 6, 2022Inventors: Ji Won LEE, Sang Ho KIM, Soo Min BAEK, Cheon Myeong LEE, Ju Hwa HA
-
Publication number: 20220229297Abstract: A display device includes a display unit including a first surface emitting first light, a second surface opposite to the first surface, a first transmission area transmitting light incident on the first surface, and a second transmission area transmitting the light incident on the first surface. The display device includes a first lens on the first surface and including a first hole overlapping the first transmission area in a thickness direction, a second lens on the first surface and spaced apart from the first lens and including a second hole overlapping the second transmission area in the thickness direction, and light sources emitting second light and disposed on the first and second lenses. The display device includes a first camera sensor on the second surface and overlapping the first transmission area, and a second camera sensor on the second surface and overlapping the second transmission area.Type: ApplicationFiled: October 12, 2021Publication date: July 21, 2022Inventors: Cheon Myeong LEE, Sang Ho KIM, Soo Min BAEK, Ji Won LEE, Ju Hwa HA
-
Publication number: 20220221721Abstract: A display device includes a display unit including a first surface through which light is emitted, a second surface opposite to the first surface, and a plurality of transmissive regions which transmits infrared light incident on the first surface; a first lens and a second lens disposed on the first surface of the display unit, where a plurality of channels, through which the light emitted from the first surface of the display unit passes, is defined in the first lens and the second lens; a plurality of infrared light sources disposed on the first surface of the display unit, where the plurality of infrared light sources emits infrared light; and a plurality of infrared cameras disposed on the second surface of the display unit to overlap the transmissive regions.Type: ApplicationFiled: November 16, 2021Publication date: July 14, 2022Inventors: Sang Ho KIM, Soo Min BAEK, Ji Won LEE, Cheon Myeong LEE, Ju Hwa HA
-
Patent number: 11385466Abstract: A head mounted display device includes a lens assembly which changes a path of light; a main display module which outputs a main image and is positioned in front of the lens assembly; a main optical block which shields at least a portion of a light representing the main image such that the light representing the main image faces the lens assembly; a sub-display module disposed on a side of the main optical block and which outputs a sub-image; a sub-optical block positioned on the side of the main optical block and which shields at least a portion of a light representing the sub-image; and a light path converter positioned in the sub-optical block and which changes a path of the light representing the sub-image such that the light representing the sub-image faces the lens assembly.Type: GrantFiled: February 11, 2021Date of Patent: July 12, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Cheon Myeong Lee, Young Chan Kim, Jae Ho You, Min Gyeong Jo, Joo Woan Cho
-
Publication number: 20210405370Abstract: A head mounted display device includes a lens assembly which changes a path of light; a main display module which outputs a main image and is positioned in front of the lens assembly; a main optical block which shields at least a portion of a light representing the main image such that the light representing the main image faces the lens assembly; a sub-display module disposed on a side of the main optical block and which outputs a sub-image; a sub-optical block positioned on the side of the main optical block and which shields at least a portion of a light representing the sub-image; and a light path converter positioned in the sub-optical block and which changes a path of the light representing the sub-image such that the light representing the sub-image faces the lens assembly.Type: ApplicationFiled: February 11, 2021Publication date: December 30, 2021Inventors: Cheon Myeong LEE, Young Chan KIM, Jae Ho YOU, Min Gyeong JO, Joo Woan CHO
-
Publication number: 20210088849Abstract: A backlight device includes: a light source to emit coherent light; an optical path difference generator on the light source, the optical path difference generator including an incident surface and a plurality of light emitting surfaces, the light emitting surfaces being parallel to the incident surface and having different separation distances from the incident surface; a light condenser on the optical path difference generator; a diffuser on the light condenser; and a collimator on the diffuser.Type: ApplicationFiled: August 24, 2020Publication date: March 25, 2021Inventors: Sang Ho KIM, Duk Ho LEE, Young Chan KIM, Ki Seung BANG, Chang Won JANG, Ji Won LEE, Cheon Myeong LEE, Byoung Ho LEE