Patents by Inventor Myung Yu KIM
Myung Yu 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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Publication number: 20250095607Abstract: Driving a display panel includes setting data for setting an environment of a high-speed communication is transmitted through a low-speed communication before performing a high-speed communication for image data, thereby reducing errors in the high-speed communication and increasing the communication speed.Type: ApplicationFiled: December 3, 2024Publication date: March 20, 2025Applicant: LX SEMICON CO., LTD.Inventors: Do Seok KIM, Yong Hwan MUN, Myung Yu KIM, Hyun Pyo CHO
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Publication number: 20250037638Abstract: A display driving device includes two or more integrated circuits configured to receive image data from a device through a main communication line, wherein the two or more integrated circuits are connected in a cascade form for subsidiary communication, a first integrated circuit disposed at an end of the cascade transmits a first subsidiary communication signal to the device through the subsidiary communication, and a second integrated circuit disposed at a beginning of the cascade receives a feedback signal for the first subsidiary communication signal from the device, thereby providing a technique of simultaneously initializing all data driving devices even if an error occurs in one of a plurality of data driving devices and easily synchronizing operation modes of the data driving devices and a data processing device.Type: ApplicationFiled: December 2, 2022Publication date: January 30, 2025Applicant: LX SEMICON CO., LTD.Inventors: Do Seok KIM, Yong Hwan MUN, Myung Yu KIM, Hyun Pyo CHO
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Publication number: 20250037628Abstract: A display driving device includes a first communication circuit which receives first data at a first data rate via a communication line and determines whether the first data has an error according to a first rule; a second communication circuit which receives second data via the communication line at a second data rate which is higher than the first data rate, and which determines whether the second data has an error according to a second rule which is different from the first rule; and a circuit that controls pixels on a display panel to be driven in accordance with image data included in the second data. driving a display panel, thereby improving the accuracy and efficiency of data validity verification by verifying data efficiency in data communication in different ways depending on the type and operation of the sent/received data.Type: ApplicationFiled: December 2, 2022Publication date: January 30, 2025Applicant: LX SEMICON CO., LTD.Inventors: Do Seok KIM, Yong Hwan MUN, Myung Yu KIM, Hyun Pyo CHO
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Publication number: 20250037680Abstract: A display driving device includes a main communication circuit configured to receive image data and first control data in an active period through a main communication line and to receive second control data in a blank period; and a driving circuit configured to drive pixels of a display panel according to the image data and to determine a power saving operation of an output circuit for driving the pixels according to a power saving control value included in the second control data, thereby reducing the amount of power consumption in data communication and minimizing the possibility of a malfunction of erroneously entering a power saving mode due to a communication error.Type: ApplicationFiled: December 2, 2022Publication date: January 30, 2025Applicant: LX SEMICON CO., LTD.Inventors: Do Seok KIM, Yong Hwan MUN, Myung Yu KIM, Hyun Pyo CHO
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Publication number: 20250029575Abstract: A display driving device includes a low-speed communication circuit configured to receive configuration data at a first data rate in a first mode; a high-speed communication circuit configured to train a communication clock signal for communication at a second data rate in a second mode, to receive image data and first control data using the communication clock signal in a third mode, and to receive second control data using the communication clock signal in a fourth mode; a control circuit configured to switch the first mode to the second mode upon completion of the first mode, to switch the second mode to the third mode upon completion of the second mode, to switch the third mode to the second mode when an abnormal state is detected in the third mode, and to switch the fourth mode to the first mode when an abnormal state is detected in the fourth mode; and a circuit configured to control pixels of a display panel to be driven according to the image data, thereby easily managing operation modes of a data driType: ApplicationFiled: December 2, 2022Publication date: January 23, 2025Applicant: LX SEMICON CO., LTD.Inventors: Do Seok KIM, Yong Hwan MUN, Myung Yu KIM, Hyun Pyo CHO
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Publication number: 20250015968Abstract: The present disclosure relates to a data driving device and a method of driving the data driving device and, more particularly, to a data driving device and a method of driving the same in which a tuning of a set value of an internal circuit is automatically performed.Type: ApplicationFiled: September 20, 2024Publication date: January 9, 2025Applicant: SILICON WORKS CO., LTD.Inventors: Do Seok KIM, Yong Hwan MUN, Myung Yu KIM, Hyun Pyo CHO
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Patent number: 12190761Abstract: The present disclosure provides a display device for inspecting image data that may include a data processing device configured to generate first cyclic redundancy check (CRC) data for a partial area among areas of image data included in a first frame to transmit the image data of the first frame and the first CRC data and a data driving device configured to receive the image data of the first frame and the first CRC data from the data processing device to generate second CRC data for a partial area among areas of the image data included in the first frame on the basis of the image data of the first frame and to compare the first CRC data with the second CRC data to determine whether there is an error in the partial area among areas of the image data included in the first frame.Type: GrantFiled: September 21, 2023Date of Patent: January 7, 2025Assignee: LX SEMICON CO., LTD.Inventors: Seok Jin Jeong, Bong Sin Kwak, Man Jung Kim, Myung Yu Kim, Kwang Hee Yoon
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Patent number: 12190846Abstract: The present disclosure relates to a technology for driving a display panel, wherein setting data for setting an environment of a high-speed communication is transmitted through a low-speed communication before performing a high-speed communication for image data, thereby reducing errors in the high-speed communication and increasing the communication speed.Type: GrantFiled: August 10, 2023Date of Patent: January 7, 2025Assignee: LX SEMICON CO., LTD.Inventors: Do Seok Kim, Yong Hwan Mun, Myung Yu Kim, Hyun Pyo Cho
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Patent number: 12118957Abstract: The present disclosure relates to a data driving device, a method, and a system for driving a display device, and more particularly, it relates to a data driving device, a method, and a system to provide an internal operation state of the data driving device in response to a request of the data processing device when the display device is driven.Type: GrantFiled: June 9, 2021Date of Patent: October 15, 2024Assignee: SILICON WORKS CO., LTD.Inventors: Do Seok Kim, Yong Hwan Mun, Myung Yu Kim, Hyun Pyo Cho
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Publication number: 20240330106Abstract: Embodiments are related to a display processing device, a data transmission method, and an image data inspection method, and provide a device and method for checking whether image data transmitted through a transmission line has errors.Type: ApplicationFiled: March 26, 2024Publication date: October 3, 2024Applicant: LX SEMICON CO., LTD.Inventors: Man Jung KIM, Bong Sin KWAK, Myung Yu KIM, Kwang Hee YOON, Seok Jin JEONG
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Publication number: 20240331597Abstract: A display driving device, a data transmission method, and an image data inspection method are disclosed. According to at least one of various embodiments, a method of inspecting image data in a display driving device can include receiving data for one frame including image data and first cyclic redundancy check (CRC) data for the image data from a display processing device; generating second CRC data for the image data of the frame; and controlling to display an occurrence of an error through a display screen when it is determined that the error has occurred in the image data of the frame based on a comparison result of the first CRC data and the second CRC data.Type: ApplicationFiled: March 28, 2024Publication date: October 3, 2024Applicant: LX SEMICON CO., LTD.Inventors: Bong Sin KWAK, Man Jung KIM, Myung Yu KIM, Kwang Hee YOON, Seok Jin JEONG
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Publication number: 20240320811Abstract: This embodiment relates to a display processing device, a display driving device, a data transmission method, and an image data inspection method, and provides a device and a method for inspecting image data transmitted through a transmission line for error.Type: ApplicationFiled: December 8, 2023Publication date: September 26, 2024Applicant: LX SEMICON CO., LTD.Inventors: Kwang Hee YOON, Bong Sin KWAK, Man Jung KIM, Myung Yu KIM, Seok Jin JEONG
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Patent number: 12101391Abstract: The present disclosure relates to a data driving device and a method of driving the data driving device and, more particularly, to a data driving device and a method of driving the same in which a tuning of a set value of an internal circuit is automatically performed.Type: GrantFiled: April 21, 2023Date of Patent: September 24, 2024Assignee: SILICON WORKS CO., LTD.Inventors: Do Seok Kim, Yong Hwan Mun, Myung Yu Kim, Hyun Pyo Cho
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Publication number: 20240194158Abstract: A display device according to an embodiment of the present invention may comprise a panel configured to include a plurality of RGB groups, each of the plurality of RGB groups includes a plurality of RGB channels and each of the plurality of RGB channels include a plurality of RGB pixels and a source driver configured to: obtain error information based on error test information for testing an error of data transmitted from a timing controller, convert the error information into an identification code, generate an RGB information set matching the converted identification code, and supply a data voltage to each of a plurality of RGB groups constituting the panel based on the generated RGB information set, wherein the panel is configured to display the identification code based on the data voltage.Type: ApplicationFiled: December 12, 2023Publication date: June 13, 2024Applicant: LX SEMICON CO., LTD.Inventors: Hyun Pyo CHO, Myung Yu KIM
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Patent number: 11948488Abstract: The present disclosure relates to a data driving device, a data processing device, and a system for driving a display device and, more particularly, it relates to a data driving device, a data processing device, and a system for smoothly performing a low-speed communication through a communication line including an alternating current coupling capacitor.Type: GrantFiled: November 2, 2022Date of Patent: April 2, 2024Assignee: SILICON WORKS CO., LTD.Inventors: Do Seok Kim, Yong Hwan Mun, Myung Yu Kim, Hyun Pyo Cho
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Publication number: 20240105087Abstract: The present disclosure provides a display device for inspecting image data that may include a data processing device configured to generate first cyclic redundancy check (CRC) data for a partial area among areas of image data included in a first frame to transmit the image data of the first frame and the first CRC data and a data driving device configured to receive the image data of the first frame and the first CRC data from the data processing device to generate second CRC data for a partial area among areas of the image data included in the first frame on the basis of the image data of the first frame and to compare the first CRC data with the second CRC data to determine whether there is an error in the partial area among areas of the image data included in the first frame.Type: ApplicationFiled: September 21, 2023Publication date: March 28, 2024Applicant: LX SEMICON CO., LTD.Inventors: Seok Jin JEONG, Bong Sin KWAK, Man Jung KIM, Myung Yu KIM, Kwang Hee YOON
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Publication number: 20240080176Abstract: The present disclosure relates to a data driving device and a method of driving the data driving device and, more particularly, to a data driving device and a method of driving the same in which a tuning of a set value of an internal circuit is automatically performed.Type: ApplicationFiled: April 21, 2023Publication date: March 7, 2024Applicant: SILICON WORKS CO., LTD.Inventors: Do Seok KIM, Yong Hwan MUN, Myung Yu KIM, Hyun Pyo CHO
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Publication number: 20240078950Abstract: The present disclosure relates to a data driving device, a data processing device, and a system for driving a display device and, more particularly, it relates to a data driving device, a data processing device, and a system for smoothly performing a low-speed communication through a communication line including an alternating current coupling capacitor.Type: ApplicationFiled: November 10, 2023Publication date: March 7, 2024Applicant: SILICON WORKS CO., LTD.Inventors: Do Seok KIM, Yong Hwan MUN, Myung Yu KIM, Hyun Pyo CHO
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Publication number: 20240013749Abstract: The present disclosure relates to a technology for driving a display panel, wherein setting data for setting an environment of a high-speed communication is transmitted through a low-speed communication before performing a high-speed communication for image data, thereby reducing errors in the high-speed communication and increasing the communication speed.Type: ApplicationFiled: August 10, 2023Publication date: January 11, 2024Applicant: LX Semicon Co., Ltd.Inventors: Do Seok KIM, Yong Hwan MUN, Myung Yu KIM, Hyun Pyo CHO
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Patent number: 11817027Abstract: The present disclosure relates to a data processing device, a data driving device, and a system for driving a display device, and more particularly, to a data processing device, a data driving device, and a system for speeding up data communication in a display device.Type: GrantFiled: August 19, 2022Date of Patent: November 14, 2023Assignee: SILICON WORKS CO., LTD.Inventors: Do Seok Kim, Yong Hwan Mun, Myung Yu Kim, Hyun Pyo Cho