Patents by Inventor Dong Chang
Dong Chang 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: 20250060378Abstract: The present disclosure relates to an immunodiagnostic device for determining normal and abnormal pregnancy, and more particularly, to an immunodiagnostic device including a multi-binding anti-hCG monoclonal antibody that may recognize Intact hCG and ?cf hCG in common, wherein Intact hCG and ?cf hCG contained in the sample may be separately detected, including two detection lines and control lines, and the ratio of the color development intensity of ?cf hCG to the color development intensity of Intact hCG and ?cf hCG (the distribution ratio of ?cf hCG) may be numerically quantified to determine the number of weeks of pregnancy, normal pregnancy, and abnormal pregnancy including ectopic pregnancy and blighted ovum accurately and quickly.Type: ApplicationFiled: December 29, 2023Publication date: February 20, 2025Applicant: ADTECH CO., LTD.Inventors: Jin Dong CHANG, Sung Jin CHO, Won Jae KWAG, Sang Jin KIM
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Patent number: 12216023Abstract: A testing machine for tires has a base, a first slider, a second slider and a brake arm. The tire testing machine can test the tire's tread and bead lip at the same time, and then obtain the test data of the tire's plunger requirements and the ability to remove the lip, which can effectively reduce the time and labor for the tire's replacement and transfer cost, thereby improving the test efficiency of the tire, and helping to improve the accuracy of test data integration and analysis, and through the design feature of one machine, it can also reduce the cost of machine purchase and the doubt about placing the machine space, which have substantial effects of practicality and convenience.Type: GrantFiled: September 12, 2022Date of Patent: February 4, 2025Assignee: EKTRON TEK CO., LTD.Inventor: Yau Dong Chang
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Patent number: 12139071Abstract: A collision warning system and method are provided. The system includes an image capturing apparatus, a sensing apparatus, and a computing apparatus. The computing apparatus analyzes a vehicle side image to generate a plurality of objects and an object coordinate corresponding to each of the objects. The computing apparatus calculates an aerial view coordinate corresponding to each of the objects based on the object coordinates and a pitch angle corresponding to the image capturing apparatus. The computing apparatus calculates a predicted collision time between the vehicle and each of the objects based on a vehicle speed, a turning angle, and the aerial view coordinates. The computing apparatus generates a plurality of warning regions and determines a warning scope corresponding to each of the warning regions based on the predicted collision times.Type: GrantFiled: December 1, 2021Date of Patent: November 12, 2024Assignee: INSTITUTE FOR INFORMATION INDUSTRYInventors: Jun-Dong Chang, Ning Chun Hsiao
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Publication number: 20240169702Abstract: An image recognition edge device is provided, which includes a memory and a processor. The processor accesses multiple instructions to perform the following operations: downsampling an input image to generate a downsampled image; inputting the downsampled image into an object recognition model through multiple convolutional layers thereby sequentially generating multiple feature tensors; selecting a part of the feature tensors to form a first feature tensor pyramid; selecting another part of the feature tensors to form a second feature tensor pyramid; inputting the first feature tensor pyramid and the second feature tensor pyramid into a combined fully connected layer, generating a first image detection label by a first fully connected output layer based on the first feature tensor pyramid, and generating a second image detection label by the second fully connected output layer based on the second feature tensor pyramid.Type: ApplicationFiled: November 28, 2022Publication date: May 23, 2024Inventor: Jun-Dong CHANG
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Publication number: 20240085275Abstract: A testing machine for tires has a base, a first slider, a second slider and a brake arm. The tire testing machine can test the tire's tread and bead lip at the same time, and then obtain the test data of the tire's plunger requirements and the ability to remove the lip, which can effectively reduce the time and labor for the tire's replacement and transfer cost, thereby improving the test efficiency of the tire, and helping to improve the accuracy of test data integration and analysis, and through the design feature of one machine, it can also reduce the cost of machine purchase and the doubt about placing the machine space, which have substantial effects of practicality and convenience.Type: ApplicationFiled: September 12, 2022Publication date: March 14, 2024Inventor: Yau Dong Chang
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Patent number: 11774595Abstract: A map scanning method including the following step: scanning, by a scanning device, a location area of a vehicle to obtain location data, wherein the scanning device includes a lidar sensor, and the lidar sensor is configured to scan the location area to obtain a scan point cloud data of the location data; comparing, by a processor, the location data with a basic map to obtain a first point cloud area corresponding to the location data in the basic map; Comparing the scan point cloud data with the first point cloud area to calculate a matching degree value; and when the matching degree value is less than an update threshold, updating the first point cloud area according to the scan point cloud data.Type: GrantFiled: November 22, 2021Date of Patent: October 3, 2023Assignee: INSTITUTE FOR INFORMATION INDUSTRYInventor: Jun-Dong Chang
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Patent number: 11699921Abstract: A system and a method for charging a mobile device in a vehicle are provided. A method, performed by an electronic device, for controlling a wireless charging device in a vehicle includes: identifying at least one mobile device in the vehicle; obtaining state information of the identified mobile device; obtaining state information of the vehicle; and controlling power of a plurality of wireless charging devices in the vehicle based on a state of the mobile device and a state of the vehicle.Type: GrantFiled: September 11, 2018Date of Patent: July 11, 2023Inventors: Dong-chang Lee, Chong-min Lee, Bo-seok Moon
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Publication number: 20230150428Abstract: A collision warning system and method are provided. The system includes an image capturing apparatus, a sensing apparatus, and a computing apparatus. The computing apparatus analyzes a vehicle side image to generate a plurality of objects and an object coordinate corresponding to each of the objects. The computing apparatus calculates an aerial view coordinate corresponding to each of the objects based on the object coordinates and a pitch angle corresponding to the image capturing apparatus. The computing apparatus calculates a predicted collision time between the vehicle and each of the objects based on a vehicle speed, a turning angle, and the aerial view coordinates. The computing apparatus generates a plurality of warning regions and determines a warning scope corresponding to each of the warning regions based on the predicted collision times.Type: ApplicationFiled: December 1, 2021Publication date: May 18, 2023Inventors: Jun-Dong CHANG, Ning Chun HSIAO
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Publication number: 20230152456Abstract: A map scanning method including the following step: scanning, by a scanning device, a location area of a vehicle to obtain location data, wherein the scanning device includes a lidar sensor, and the lidar sensor is configured to scan the location area to obtain a scan point cloud data of the location data; comparing, by a processor, the location data with a basic map to obtain a first point cloud area corresponding to the location data in the basic map; Comparing the scan point cloud data with the first point cloud area to calculate a matching degree value; and when the matching degree value is less than an update threshold, updating the first point cloud area according to the scan point cloud data.Type: ApplicationFiled: November 22, 2021Publication date: May 18, 2023Inventor: Jun-Dong CHANG
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Patent number: 11636619Abstract: A system and method for generating basic information for positioning and a self-positioning determination device are disclosed. The system includes an information supplying device and a computing device. The information supplying device recognizes an object position and an object category of each of a plurality of reference objects and accordingly generates a reference unique feature value for each reference object, and the computing device generates basic information for positioning according to the reference unique feature values. The self-positioning determination device recognizes an object position and an object category of a current object and accordingly generates a current unique feature value for the current object, and determines a position of itself according to the current unique feature value, the basic information for positioning, and a distance and an angle between the self-positioning determination device and the current object.Type: GrantFiled: December 7, 2020Date of Patent: April 25, 2023Assignee: INSTITUTE FOR INFORMATION INDUSTRYInventor: Jun-Dong Chang
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Publication number: 20230118154Abstract: Systems and methods to identify new protein targets of a chemical compound or its derivatives were described. The methods can be used for detection of new binding partners as long as the chemical compound can covalently bind to the protein targets. Once protein targets are resolved, information related to new protein targets can then be used to couple with real-world patient data such as adverse events, efficacy data, and disease correlation data to deduce real-world evidence. Systems collectively with all this information can aide clinical development and use of pharmaceutical drug. Methods are provided for detection of covalently bound phenyl vinyl sulfone (PVS) or its derivatives, and afatinib or its derivatives. Furthermore, generation of antiserum recognizing carrier bound PVS or carrier bound afatinib is described. PRMT1 is described as a new target of PVS and RRM1, RRM2, and NFKB are described as new targets of afatinib.Type: ApplicationFiled: December 16, 2022Publication date: April 20, 2023Inventors: GEEN-DONG CHANG, MING-SHYUE LEE, CHENG-HAN YU
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Publication number: 20230040146Abstract: A method for creating handwriting content is provided. The method includes displaying handwriting letters being input, extracting at least one candidate handwriting word stored in advance in response to the input handwriting letters, displaying the extracted at least one candidate handwriting word, and replacing the input handwriting letters with a candidate handwriting word selected from among the displayed at least one candidate handwriting word.Type: ApplicationFiled: September 23, 2022Publication date: February 9, 2023Inventors: Do-Hyeon KIM, Dong-Chang LEE, Dong-Hyuk LEE, Jae-Woong LEE, Won-Suk CHANG, Seong-Taek HWANG, Kang-Jin YOON
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Patent number: 11566131Abstract: Disclosed are a composite resin composition and an article containing the same. The composite resin composition may include semicrystalline polyamide; amorphous polyamide; an acrylonitrile-butadiene-styrene (ABS) resin; a compatibilizer; and a strength-reinforcing agent. The article may exhibit superior rigidity equivalent to or greater than that of conventional long-fiber thermoplastics and remarkably excellent dimensional stability. In addition, the composite resin composition and the molded article including the same may be used in replacement of steel parts so as to reduce the weight by about 30%.Type: GrantFiled: November 24, 2020Date of Patent: January 31, 2023Assignees: Hyundai Motor Company, Kia Motors Corporation, Hyundai Advanced Materials Co., Ltd.Inventors: Sang Sun Park, Han Sol Lee, Kyeong Bae Seo, Min Sik Seo, In Seok Kang, Wan Ki Noh, Jae Han Park, Dong Hyun Kim, Hea Lin Kim, Hyung Joo Lee, Seung Soo Hong, Dong Chang Lee, Hyeung Min Lee
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Patent number: 11555112Abstract: The present disclosure relates to a composition for a rack housing member of a vehicle having excellent dimensional stability, and a rack housing member of a vehicle formed therefrom. In an embodiment, the composition for a rack housing member of a vehicle comprises 100 parts by weight of a base resin containing polybutylene terephthalate, an acrylonitrile-styrene-acrylate copolymer, and polyethylene terephthalate, and 40 to 75 parts by weight of an inorganic filler, wherein the inorganic filler includes a glass fiber and a plate-shaped mineral filler.Type: GrantFiled: December 4, 2020Date of Patent: January 17, 2023Assignees: Hyundai Mobis Co., Ltd., HYUNDAI ADVANCED MATERIALS CO., LTD.Inventors: Jin Won Lee, Jeong Jae Park, Yeong Ah Cheon, Sang Ho Bang, Seung Soo Hong, Dong Chang Lee
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Patent number: 11474688Abstract: A method for creating handwriting content is provided. The method includes displaying handwriting letters being input, extracting at least one candidate handwriting word stored in advance in response to the input handwriting letters, displaying the extracted at least one candidate handwriting word, and replacing the input handwriting letters with a candidate handwriting word selected from among the displayed at least one candidate handwriting word.Type: GrantFiled: May 15, 2020Date of Patent: October 18, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Do-Hyeon Kim, Dong-Chang Lee, Dong-Hyuk Lee, Jae-Woong Lee, Won-Suk Chang, Seong-Taek Hwang, Kang-Jin Yoon
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Patent number: 11460988Abstract: A method of styling content on a touch screen device is provided. The method includes receiving a user's input with respect to an attribute item of a stroke-based object, receiving a user's touch input with respect to a region indicating the stroke-based object on a touch screen, and changing an attribute value of the stroke-based object based on the attribute item of the stroke-based object and the received user's touch input.Type: GrantFiled: August 12, 2019Date of Patent: October 4, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Dong-chang Lee, Dong-hyuk Lee, Won-hee Lee, Jae-kyung Kwak, Sang-ho Kim, Jae-woong Lee, Ho-young Jung, Seong-taek Hwang
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Patent number: 11418551Abstract: A content joint editing method according to an embodiment of the inventive concept may preserve the real-time property of update of edits as much as possible even if the number of editors increases when multiple editors simultaneously edit content. A content editing method can share and edit various contents without calling a separate external application in an online collaboration service. A content sharing method can manage each user's access rights to a content in individual content units in collaboration service that displays a plurality of contents at the same time in the collaboration space for sharing contents among multiple users.Type: GrantFiled: September 1, 2020Date of Patent: August 16, 2022Assignee: SAMSUNG SDS CO., LTD.Inventors: Hwang Kyu Shin, Du Hwan Lim, Ju Yeon Ma, Ki Hoon Kim, Ki Yung Lee, Jee Hea Lee, Jae Sung Jo, Cho Roke Kim, Eun Byul Park, Mingtian Yu, Ik Jun Han, Sung Hee Kim, Su Ryeon Lee, Hyun Ah Bae, Jae Dong Chang, Dong Gyu Lee, Jae Pyo Son
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Patent number: 11398057Abstract: The present disclosure relates to an imaging system and a detection method. The detection method includes the following steps. Receiving, by a processing unit of the image system, multiple recognition label data sets transmitted from multiple terminal devices. Determining a matching degree value between the recognition label data sets and an image data, and obtaining multiple weight values from a storage unit corresponding to the terminal devices. Setting the weight values and the corresponding matching degree values as multiple label points, and classifying the marker points into multiple cluster groups by a clustering algorithm. Calculating a centroid of the largest cluster group. The centroid of the largest cluster group corresponds to a clustering weight value and a clustering matching value. When the clustering weight value or the clustering matching value meets an adjustment condition, adjusting a neural network unit according to the largest cluster group.Type: GrantFiled: January 29, 2020Date of Patent: July 26, 2022Assignee: INSTITUTE FOR INFORMATION INDUSTRYInventor: Jun-Dong Chang
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Publication number: 20220203894Abstract: A vehicle surround viewing monitor (SVM) system includes: a tilt camera device including camera modules configured to image a surround view of a vehicle; and a control device configured to generate a control signal for adjusting a detection angle of the tilt camera device according to an operating mode of the vehicle, based on received vehicle information. The tilt camera device is configured to adjust a detection angle of each of the camera modules, in response to the control signal.Type: ApplicationFiled: August 20, 2021Publication date: June 30, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Dong Chang HONG, Young Ki LEE, Doo Hyung KWON
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Publication number: 20220156962Abstract: A system and method for generating basic information for positioning and a self-positioning determination device are disclosed. The system includes an information supplying device and a computing device. The information supplying device recognizes an object position and an object category of each of a plurality of reference objects and accordingly generates a reference unique feature value for each reference object, and the computing device generates basic information for positioning according to the reference unique feature values. The self-positioning determination device recognizes an object position and an object category of a current object and accordingly generates a current unique feature value for the current object, and determines a position of itself according to the current unique feature value, the basic information for positioning, and a distance and an angle between the self-positioning determination device and the current object.Type: ApplicationFiled: December 7, 2020Publication date: May 19, 2022Inventor: Jun-Dong CHANG