Patents by Inventor Seung-Hoon BAEK
Seung-Hoon BAEK 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: 12361879Abstract: A display device includes a pixel array that includes a pixel including a light emitting diode and a first transistor that includes a source terminal to which a pixel drive voltage is applied and a gate terminal to which a data signal is applied, and outputs drive current generated based on the voltage difference between the gate terminal and the source terminal, to the light emitting diode, and a display driver IC that generates the data signal based on the pixel drive voltage.Type: GrantFiled: January 4, 2024Date of Patent: July 15, 2025Assignee: Samsung Electronics Co., Ltd.Inventors: Choonghoon Lee, Sung-Jin Park, Sangwoo Bae, Seung-Hoon Baek
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Patent number: 12314510Abstract: A semiconductor device is disclosed. The semiconductor device includes a transceiver including an amplifier region configured to output a data signal to a source line connected to a pixel during a first period and receive a detection signal from a touch electrode during a second period different from the first period, and configured to generate the data signal based on input data; and a driving controller configured to generate the data based on input image data, outputting the data to the transceiver, and generate a touch signal based on the detection signal.Type: GrantFiled: March 1, 2023Date of Patent: May 27, 2025Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyungjik Min, Minsung Kim, Junesoo Kim, Sung-Jin Park, Seung-Hoon Baek, Kyeonggon Lee, Choonghoon Lee
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Publication number: 20250166555Abstract: According to an embodiment, a buffer circuit includes an operational amplifier configured to output an output voltage based on voltages of a first output node and a second output node which vary in response to an input voltage of the operational amplifier, and a slew rate compensating circuit configured to receive the input voltage and the output voltage, generate a compensation current which is proportional to a voltage difference between the input voltage and the output voltage, and supply the compensation current to the first output node or the second output node.Type: ApplicationFiled: August 21, 2024Publication date: May 22, 2025Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Minsung KIM, Seung-Hoon Baek
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Publication number: 20250148958Abstract: A display device includes a pixel array including a plurality of pixels connected to a plurality of source lines, a voltage generator configured to generate a reference voltage, and a source driver configured to output a first source signal corresponding to a first source line among the plurality of source lines, receive a first return signal corresponding to the first source signal through a second source line positioned adjacent to the first source line, and generate a first count value based on a first comparison result of the first return signal and the reference voltage.Type: ApplicationFiled: January 10, 2025Publication date: May 8, 2025Inventors: Minsung Kim, Seung-Hoon Baek, Choonghoon Lee, Jeong Cho
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Patent number: 12266138Abstract: Disclosed herein are methods of providing an image storage service, computer-readable recording mediums, and/or computing devices. The method of providing the image storage service includes selecting image data in a first format, determining an initial compression parameter for converting the selected image data in the first format into a second format, obtaining primary image data in the second format by transcoding the selected image data in the first format based on the initial compression parameter, searching for a desired compression parameter based on whether image quality of the primary image data satisfies a criterion, obtaining final image data in the second format by transcoding the selected image data in the first format based on the desired compression parameter, and storing final image data in the second format in the memory.Type: GrantFiled: January 30, 2023Date of Patent: April 1, 2025Assignee: LINE PLUS CORPORATIONInventors: Joon Sick Baick, Seung Hoon Baek
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Publication number: 20250069538Abstract: A display device includes a pixel array including a plurality of pixels connected to a plurality of source lines, a voltage generator configured to generate a reference voltage, and a source driver configured to output a first source signal corresponding to a first source line among the plurality of source lines, receive a first return signal corresponding to the first source signal through a second source line positioned adjacent to the first source line, and generate a first count value based on a first comparison result of the first return signal and the reference voltage.Type: ApplicationFiled: April 16, 2024Publication date: February 27, 2025Inventors: Minsung Kim, Seung-Hoon Baek, Choonghoon Lee, Jeong Cho
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Patent number: 12236839Abstract: A display device includes a pixel array including a plurality of pixels connected to a plurality of source lines, a voltage generator configured to generate a reference voltage, and a source driver configured to output a first source signal corresponding to a first source line among the plurality of source lines, receive a first return signal corresponding to the first source signal through a second source line positioned adjacent to the first source line, and generate a first count value based on a first comparison result of the first return signal and the reference voltage.Type: GrantFiled: April 16, 2024Date of Patent: February 25, 2025Assignee: Samsung Electronics Co., Ltd.Inventors: Minsung Kim, Seung-Hoon Baek, Choonghoon Lee, Jeong Cho
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Publication number: 20250037634Abstract: A driving device of a display panel includes a reference voltage generator, a capacitor circuit, and a gamma voltage generator. The reference voltage generator is configured to generate a maximum gamma voltage and a minimum gamma voltage. The capacitor circuit is configured to, response to receiving the first driving voltage, charge a first charge based on a voltage difference between a first driving voltage and the maximum gamma voltage and charge a second charge based on a voltage difference between the first driving voltage and the minimum gamma voltage. The capacitor circuit is configured to, in response to receiving a second driving voltage, output a first gamma reference voltage and a second gamma reference voltage. The gamma voltage generator is configured to generate a plurality of gamma voltages based on the first gamma reference voltage and the second gamma reference voltage.Type: ApplicationFiled: October 16, 2024Publication date: January 30, 2025Applicant: Samsung Electronics Co., Ltd.Inventors: Minsung KIM, Seung-Hoon BAEK
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Publication number: 20250022438Abstract: A display device includes a first display driver circuit that outputs a first gamma reference voltage to a first display panel, and a second display driver circuit that outputs a second gamma reference voltage to a second display panel different from the first display panel, and determines the difference between the first gamma reference voltage and the second gamma reference voltage, and keeps outputting the second gamma reference voltage when the difference is smaller than a first reference value, and changes the second gamma reference voltage when the second gamma reference voltage is less than the first gamma reference voltage and the difference is equal to or greater than the first reference value.Type: ApplicationFiled: January 23, 2024Publication date: January 16, 2025Inventors: Choonghoon Lee, Minsung Kim, Sung-Jin Park, Seung-Hoon Baek, Jeong Cho
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Publication number: 20250006123Abstract: A display device includes a pixel array that includes a pixel including a light emitting diode and a first transistor that includes a source terminal to which a pixel drive voltage is applied and a gate terminal to which a data signal is applied, and outputs drive current generated based on the voltage difference between the gate terminal and the source terminal, to the light emitting diode, and a display driver IC that generates the data signal based on the pixel drive voltage.Type: ApplicationFiled: January 4, 2024Publication date: January 2, 2025Inventors: Choonghoon LEE, Sung-Jin PARK, Sangwoo BAE, Seung-Hoon BAEK
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Patent number: 12136377Abstract: A driving device of a display panel includes a reference voltage generator, a capacitor circuit, and a gamma voltage generator. The reference voltage generator is configured to generate a maximum gamma voltage and a minimum gamma voltage. The capacitor circuit is configured to, response to receiving the first driving voltage, charge a first charge based on a voltage difference between a first driving voltage and the maximum gamma voltage and charge a second charge based on a voltage difference between the first driving voltage and the minimum gamma voltage. The capacitor circuit is configured to, in response to receiving a second driving voltage, output a first gamma reference voltage and a second gamma reference voltage. The gamma voltage generator is configured to generate a plurality of gamma voltages based on the first gamma reference voltage and the second gamma reference voltage.Type: GrantFiled: December 5, 2022Date of Patent: November 5, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Minsung Kim, Seung-Hoon Baek
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Publication number: 20240069668Abstract: A semiconductor device is disclosed. The semiconductor device includes a transceiver including an amplifier region configured to output a data signal to a source line connected to a pixel during a first period and receive a detection signal from a touch electrode during a second period different from the first period, and configured to generate the data signal based on input data; and a driving controller configured to generate the data based on input image data, outputting the data to the transceiver, and generate a touch signal based on the detection signal.Type: ApplicationFiled: March 1, 2023Publication date: February 29, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyungjik Min, MINSUNG KIM, JUNESOO KIM, SUNG-JIN PARK, SEUNG-HOON BAEK, KEYEONGGON LEE, CHOONGHOON LEE
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Publication number: 20240021129Abstract: A driving device of a display panel includes a reference voltage generator, a capacitor circuit, and a gamma voltage generator. The reference voltage generator is configured to generate a maximum gamma voltage and a minimum gamma voltage. The capacitor circuit is configured to, response to receiving the first driving voltage, charge a first charge based on a voltage difference between a first driving voltage and the maximum gamma voltage and charge a second charge based on a voltage difference between the first driving voltage and the minimum gamma voltage. The capacitor circuit is configured to, in response to receiving a second driving voltage, output a first gamma reference voltage and a second gamma reference voltage. The gamma voltage generator is configured to generate a plurality of gamma voltages based on the first gamma reference voltage and the second gamma reference voltage.Type: ApplicationFiled: December 5, 2022Publication date: January 18, 2024Applicant: Samsung Electronics Co., Ltd.Inventors: Minsung KIM, Seung-Hoon BAEK
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Publication number: 20230169691Abstract: Disclosed herein are methods of providing an image storage service, computer-readable recording mediums, and/or computing devices. The method of providing the image storage service includes selecting image data in a first format, determining an initial compression parameter for converting the selected image data in the first format into a second format, obtaining primary image data in the second format by transcoding the selected image data in the first format based on the initial compression parameter, searching for a desired compression parameter based on whether image quality of the primary image data satisfies a criterion, obtaining final image data in the second format by transcoding the selected image data in the first format based on the desired compression parameter, and storing final image data in the second format in the memory.Type: ApplicationFiled: January 30, 2023Publication date: June 1, 2023Applicant: LINE Plus CorporationInventors: Joon Sick BAICK, Seung Hoon Baek
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Patent number: 11593966Abstract: Disclosed herein are methods of providing an image storage service, computer-readable recording mediums, and/or computing devices. The method of providing the image storage service includes selecting image data in a first format, determining an initial compression parameter for converting the selected image data in the first format into a second format, obtaining primary image data in the second format by transcoding the selected image data in the first format based on the initial compression parameter, searching for a desired compression parameter based on whether image quality of the primary image data satisfies a criterion, obtaining final image data in the second format by transcoding the selected image data in the first format based on the desired compression parameter, and storing final image data in the second format in the memory.Type: GrantFiled: December 9, 2020Date of Patent: February 28, 2023Assignee: LINE Plus CorporationInventors: Joon Sick Baick, Seung Hoon Baek
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Patent number: 11182001Abstract: A touch display driving integrated circuit (IC) includes a touch driver IC and a source driver IC. The touch driver IC is to be connected to touch electrodes through touch sensing lines. The touch driver IC provides a sensing signal to first touch sensing lines among the touch sensing lines in a touch period, and applies a common voltage to the first touch sensing lines before the touch period is terminated. The source driver IC is to be connected to pixels through data lines.Type: GrantFiled: October 1, 2019Date of Patent: November 23, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Haewoon Park, Seung-hoon Baek, Jaehun Jeong, Hyeokchul Kwon
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Publication number: 20210192792Abstract: Disclosed herein are methods of providing an image storage service, computer-readable recording mediums, and/or computing devices. The method of providing the image storage service includes selecting image data in a first format, determining an initial compression parameter for converting the selected image data in the first format into a second format, obtaining primary image data in the second format by transcoding the selected image data in the first format based on the initial compression parameter, searching for a desired compression parameter based on whether image quality of the primary image data satisfies a criterion, obtaining final image data in the second format by transcoding the selected image data in the first format based on the desired compression parameter, and storing final image data in the second format in the memory.Type: ApplicationFiled: December 9, 2020Publication date: June 24, 2021Applicant: LINE Plus CorporationInventors: Joon Sick BAICK, Seung Hoon BAEK
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Patent number: 10832411Abstract: An electronic apparatus and a method of controlling the electronic apparatus are provided. The electronic apparatus includes a display configured to display an image, and a controller electrically connected to the display. The controller is configured to control the display to display a region of the image, using a first reproducing method, identify either one or both of a first event in which a control signal is externally received and a second event occurring based on a result of analyzing a feature of the region of the image, and change the first reproducing method to a second reproducing method, based on either one or both of the first event and the second event being identified.Type: GrantFiled: September 6, 2017Date of Patent: November 10, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung-hyun Kim, Bo-eun Kim, Seung-hoon Baek, Yong-deok Kim
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Publication number: 20200033989Abstract: A touch display driving integrated circuit (IC) includes a touch driver IC and a source driver IC. The touch driver IC is to be connected to touch electrodes through touch sensing lines. The touch driver IC provides a sensing signal to first touch sensing lines among the touch sensing lines in a touch period, and applies a common voltage to the first touch sensing lines before the touch period is terminated. The source driver IC is to be connected to pixels through data lines.Type: ApplicationFiled: October 1, 2019Publication date: January 30, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Haewoon PARK, Seung-hoon Baek, Jaehun Jeong, Hyeokchul Kwon
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Patent number: 10474281Abstract: A touch display driving integrated circuit (IC) includes a touch driver IC configured to be connected to touch electrodes through touch sensing lines and provide a sensing signal to first touch sensing lines among the touch sensing lines in a touch period. The touch driver IC is further configured to apply a common voltage to second touch sensing lines among the touch sensing lines and apply a voltage different from the common voltage to third touch sensing lines different from the second touch sensing lines in a display period.Type: GrantFiled: February 7, 2017Date of Patent: November 12, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Haewoon Park, Seung-Hoon Baek, Jaehun Jeong, Hyeokchul Kwon