Patents by Inventor Eun Song Kim
Eun Song Kim 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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Patent number: 11974446Abstract: Disclosed are a white organic light emitting element, which may uniformize the color coordinates of white regardless of a change in current density by changing the configuration of different kinds of light emitting layers contacting each other, and a display device using the same.Type: GrantFiled: November 23, 2020Date of Patent: April 30, 2024Assignee: LG Display Co., Ltd.Inventors: Wook Song, Eun-Jung Park, Chun-Ki Kim, Se-Ung Kim
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Patent number: 11965684Abstract: An inverter module according to an embodiment of the present invention comprises: a high voltage circuit unit which generates an inverter control voltage and a motor driving voltage by using a first DC voltage; a high voltage circuit pattern which electrically connects the high voltage circuit unit; a low voltage circuit unit which communicates with an external device by using a second DC voltage having a smaller magnitude than the first DC voltage; and a low voltage circuit pattern which electrically connects the low voltage circuit unit. The high voltage circuit pattern and the low voltage circuit pattern are spaced apart from each other.Type: GrantFiled: October 18, 2019Date of Patent: April 23, 2024Assignee: Hanon SystemsInventors: Tae Hyeong Kim, Eun Seok Kang, Sung Jun Park, Chan Song, Seung Hwan Shin, Ho Bin Im, Min Gyo Jung
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Publication number: 20240113318Abstract: A polymer electrolyte membrane having improved chemical or mechanical durability is provided. The present disclosure relates to a polymer electrolyte membrane, and the polymer electrolyte membrane according to the present disclosure comprises a porous support and a composite layer containing a first ionomer filled in the porous support, wherein the polymer electrolyte membrane comprises a first segment having a first durability and a second segment having a second durability, and the first durability is higher than the second durability.Type: ApplicationFiled: September 17, 2021Publication date: April 4, 2024Inventors: Eun Su LEE, Dong Hoon LEE, Na Young KIM, Jung Hwa PARK, Hye Song LEE
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Patent number: 11950439Abstract: Disclosed herein are a white organic light-emitting device. The white organic light-emitting device enables an overall improvement in characteristics such as color temperature, efficiency, luminance, and service life, by changing the configuration of different types of emission layers in contact with each other, and a display device using the same.Type: GrantFiled: October 3, 2022Date of Patent: April 2, 2024Assignee: LG Display Co., Ltd.Inventors: Eun-Jung Park, Jung-Keun Kim, Wook Song, Tae-Shick Kim
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Patent number: 11943946Abstract: Disclosed are a white organic light emitting element, which may uniformize the color coordinates of white regardless of a change in current density by changing the configuration of different kinds of light emitting layers contacting each other, and a display device using the same.Type: GrantFiled: November 23, 2020Date of Patent: March 26, 2024Assignee: LG Display Co., Ltd.Inventors: Wook Song, Eun-Jung Park, Chun-Ki Kim, Se-Ung Kim
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Patent number: 11889203Abstract: A camera module includes an image sensor configured to output a plurality of image frames, a lens assembly disposed on the image sensor, the lens assembly including at least one lens unit disposed on an optical path and a variable filter unit configured to adjust the optical path of light incident on the image sensor from outside, a controller configured to generate a control signal to control the variable filter unit, and an image synthesizer configured to synthesize the plurality of image frames to generate a composite image, wherein the composite image has a higher resolution than the image frames, and wherein the plurality of image frames includes image frames generated along respectively different optical paths changed by the variable filter unit.Type: GrantFiled: February 21, 2019Date of Patent: January 30, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Seok Hyen Kim, Hyo Seon Yoon, Eun Song Kim
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Patent number: 11867817Abstract: A camera device according to one embodiment of the present disclosure, comprises: a light output unit which outputs an output-light signal irradiated on an object; a lens unit which comprises an infrared (IR) filter and at least one lens arranged on the IR filter, and condenses an input-light signal reflected from the object; an image sensor which generates an electrical signal from the input-light signal condensed by the lens unit; a tilting unit which shifts the optical path of the input-light signal according to a predetermined rule; and an image control unit which acquires depth information of the object by using a phase difference between the output-light signal and the input-light signal received at the image sensor, wherein the image control unit acquires the depth information of the object by using data extracted during a plurality of periods during which the optical path of the input-light signal is repeatedly shifted according to the predetermined rule, and the image control unit corrects the differType: GrantFiled: September 26, 2019Date of Patent: January 9, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Eun Song Kim, Chang Hyuck Lee
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Patent number: 11800081Abstract: A camera module including a lighting unit configured to output an incident light signal to be emitted to an object, a lens unit configured to concentrate a reflected light signal reflected from the object, an image sensor unit configured to generate electric signals from the reflected light signal concentrated by the lens unit, a tilting unit configured to shift an optical path of at least one of the incident light signal and the reflected light signal for each image frame in units of subpixels of the image sensor unit, and an image control unit configured to extract depth information of the object using a phase difference between the incident light signal and the reflected light signal. The image control unit includes an image controller configured to extract the depth information having a higher resolution than a plurality of subframes generated using the electric signals on the basis of the subframes.Type: GrantFiled: June 7, 2019Date of Patent: October 24, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Chang Hyuck Lee, Eun Song Kim, Ji Hyouk Chung
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Patent number: 11568553Abstract: A camera module according to one embodiment of the present invention comprises: an illumination unit for outputting a signal of incident light irradiated to an object; a lens unit for collecting a signal of reflection light reflected from the object, an image sensor unit for generating an electric signal from a reflection light signal collected by the lens unit, a tilting unit for shifting an optical path of the reflection light signal, and an image control unit for extracting a depth map of the object by using a phase difference between the incident light signal with respect to a frame having shifted by the tilting unit and the reflection light signal received by the image sensor unit, wherein the lens unit is disposed on the image sensor unit and includes an infrared (IR) filter disposed on the image sensor unit and at least one lens disposed on the infrared filter, and the tilting unit controls tilt of the infrared filter.Type: GrantFiled: April 12, 2019Date of Patent: January 31, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Eun Song Kim, Woong Lee, Chang Hyuck Lee
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Publication number: 20220321789Abstract: According to an embodiment of the present invention, disclosed is a camera module comprising: a light output unit for outputting an optical signal to an object; a sensor for receiving an optical signal reflected from the object; and a control unit for acquiring distance information about the object by using the phase difference of the received optical signal, wherein the sensor includes a non-extraction area from which the phase different is not extracted and an extraction area from which the phase difference is extracted and the control unit stops timing control for the received optical signal in the non-extraction area.Type: ApplicationFiled: May 26, 2020Publication date: October 6, 2022Inventors: Seok Hyun KIM, Eun Song KIM, Kang Yeol PARK
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Publication number: 20220224850Abstract: A camera module according to an exemplary embodiment of the present invention comprises: a light emitting unit which outputs an optical signal to an object; a light receiving unit which collects the optical signal output from the light emitting unit and reflected from the object; a sensor unit which, through a plurality of pixels, receives the optical signal received by the light receiving unit; and an image processing unit which, by means of the optical signal, processes information received through a first pixel having a valid value and a second pixel having an invalid value indicating pixel saturation, wherein at least one of a plurality of pixels adjacent to the second pixel includes the first pixel, and the image processing unit generates a valid value of the second pixel on the basis of the valid value of the first pixel among the plurality of pixels adjacent to the second pixel.Type: ApplicationFiled: May 8, 2020Publication date: July 14, 2022Applicant: LG INNOTEK CO., LTD.Inventors: Eun Song KIM, Seok Hyun KIM, Kang Yeol PARK
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Patent number: 11368665Abstract: A camera module according to one embodiment of the present invention comprises: a lighting unit for outputting an output light signal emitted at an object; a lens unit including an infrared (IR) filter and at least one sheet of a lens arranged on the IR filter, and condensing an input light signal reflected from the object; a tilting unit for shifting the optical path of the input light signal by controlling the tilt of the IR filter; an image sensor unit for generating an electric signal from the input light signal condensed by the lens unit and shifted by the tilting unit; an image control unit for extracting depth information of the object by using a phase difference between the output light signal and the input light signal received by the image sensor unit; and a detection unit for detecting tilt information of the IR filter and providing the tilt information of the IR filter to the image control unit.Type: GrantFiled: June 5, 2019Date of Patent: June 21, 2022Assignee: LG INNOTEK CO., LTD.Inventors: Eun Song Kim, Seong Ha Jang, Chang Hyuck Lee
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Publication number: 20220120909Abstract: A camera device according to one embodiment of the present disclosure, comprises: a light output unit which outputs an output-light signal irradiated on an object; a lens unit which comprises an infrared (IR) filter and at least one lens arranged on the IR filter, and condenses an input-light signal reflected from the object; an image sensor which generates an electrical signal from the input-light signal condensed by the lens unit; a tilting unit which shifts the optical path of the input-light signal according to a predetermined rule; and an image control unit which acquires depth information of the object by using a phase difference between the output-light signal and the input-light signal received at the image sensor, wherein the image control unit acquires the depth information of the object by using data extracted during a plurality of periods during which the optical path of the input-light signal is repeatedly shifted according to the predetermined rule, and the image control unit corrects the differType: ApplicationFiled: September 26, 2019Publication date: April 21, 2022Applicant: LG INNOTEK CO., LTD.Inventors: Eun Song KIM, Chang Hyuck LEE
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Publication number: 20210373163Abstract: According to one embodiment, disclosed is a method for obtaining a depth image for an object, by using light obtained during a first period and a second period in a camera module capable of obtaining depth information. The camera module can obtain the depth image for the object by using the light obtained in a first reception pixel and a second reception pixel during the first period and the second period.Type: ApplicationFiled: October 7, 2019Publication date: December 2, 2021Applicant: LG INNOTEK CO., LTD.Inventors: Eun Song KIM, Hyeong Jin KIM, Ju Un PARK
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Publication number: 20210250535Abstract: A camera module according to an embodiment of the present invention includes a lighting unit configured to output an incident light signal to be emitted to an object, a lens unit configured to concentrate a reflected light signal reflected from the object, an image sensor unit configured to generate electric signals from the reflected light signal concentrated by the lens unit, a tilting unit configured to shift an optical path of at least one of the incident light signal and the reflected light signal for each image frame in units of subpixels of the image sensor unit, and an image control unit configured to extract depth information of the object using a phase difference between the incident light signal and the reflected light signal. The image control unit includes an image controller configured to extract the depth information having a higher resolution than a plurality of subframes generated using the electric signals on the basis of the subframes.Type: ApplicationFiled: June 7, 2019Publication date: August 12, 2021Applicant: LG INNOTEK CO., LTD.Inventors: Chang Hyuck LEE, Eun Song KIM, Ji Hyouk CHUNG
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Publication number: 20210235059Abstract: A camera module according to one embodiment of the present invention comprises: a lighting unit for outputting an output light signal emitted at an object; a lens unit including an infrared (IR) filter and at least one sheet of a lens arranged on the IR filter, and condensing an input light signal reflected from the object; a tilting unit for shifting the optical path of the input light signal by controlling the tilt of the IR filter; an image sensor unit for generating an electric signal from the input light signal condensed by the lens unit and shifted by the tilting unit; an image control unit for extracting depth information of the object by using a phase difference between the output light signal and the input light signal received by the image sensor unit; and a detection unit for detecting tilt information of the IR filter and providing the tilt information of the IR filter to the image control unit.Type: ApplicationFiled: June 5, 2019Publication date: July 29, 2021Applicant: LG INNOTEK CO., LTD.Inventors: Eun Song KIM, Seong Ha JANG, Chang Hyuck LEE
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Publication number: 20210166408Abstract: A camera module according to one embodiment of the present invention comprises: an illumination unit for outputting a signal of incident light irradiated to an object; a lens unit for collecting a signal of reflection light reflected from the object, an image sensor unit for generating an electric signal from a reflection light signal collected by the lens unit, a tilting unit for shifting an optical path of the reflection light signal, and an image control unit for extracting a depth map of the object by using a phase difference between the incident light signal with respect to a frame having shifted by the tilting unit and the reflection light signal received by the image sensor unit, wherein the lens unit is disposed on the image sensor unit and includes an infrared (IR) filter disposed on the image sensor unit and at least one lens disposed on the infrared filter, and the tilting unit controls tilt of the infrared filter.Type: ApplicationFiled: April 12, 2019Publication date: June 3, 2021Inventors: Eun Song KIM, Woong LEE, Chang Hyuck LEE
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Publication number: 20210014416Abstract: A camera module includes an image sensor configured to output a plurality of image frames, a lens assembly disposed on the image sensor, the lens assembly including at least one lens unit disposed on an optical path and a variable filter unit configured to adjust the optical path of light incident on the image sensor from outside, a controller configured to generate a control signal to control the variable filter unit, and an image synthesizer configured to synthesize the plurality of image frames to generate a composite image, wherein the composite image has a higher resolution than the image frames, and wherein the plurality of image frames includes image frames generated along respectively different optical paths changed by the variable filter unit.Type: ApplicationFiled: February 21, 2019Publication date: January 14, 2021Inventors: Seok Hyen Kim, Hyo Seon Yoon, Eun Song Kim