Patents by Inventor Jae Joon Han
Jae Joon Han 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: 11113842Abstract: A gaze estimation method and apparatus is disclosed. The gaze estimation method includes obtaining an image including an eye region of a user, extracting, from the obtained image, a first feature of data, obtaining a second feature of data used for calibration of a neural network model, and estimating a gaze of the user using the first feature and the second feature.Type: GrantFiled: December 20, 2019Date of Patent: September 7, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Xiabing Liu, Hui Zhang, Jae-Joon Han, Changkyu Choi, Tianchu Guo
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Publication number: 20210271860Abstract: A facial verification method and apparatus is disclosed. The facial verification method includes detecting a face region in an input image, determining whether the detected face region represents a partial face, in response to a determination that the detected face region represents the partial face, generating a synthesized image by combining image information of the detected face region and reference image information, performing a verification operation with respect to the synthesized image and predetermined first registration information, and indicating whether facial verification of the input image is successful based on a result of the performed verification operation.Type: ApplicationFiled: May 17, 2021Publication date: September 2, 2021Applicant: Samsung Electronics Co., Ltd.Inventors: Seungju HAN, Minsu KO, Deoksang KIM, Jae-Joon HAN
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Publication number: 20210240810Abstract: A user verification apparatus may perform user verification using multiple biometric verifiers. The user verification apparatus may set a termination stage of one or more biometric verifiers. Multiple biometric verifiers may be used to generate outputs, for which separate termination stages are set to establish a particular combination of set termination stages associated with the multiple biometric verifiers, and the user verification apparatus may fuse outputs of the biometric verifiers based on the particular combination of set termination stages. The user verification apparatus may verify a user based on a result of the fusing, and an unlocking command signal may be generated based on the verifying. The unlocking command signal may be generated to selectively grant access, to the verified user, to one or more elements of a device. The device may be a vehicle.Type: ApplicationFiled: April 26, 2021Publication date: August 5, 2021Applicant: Samsung Electronics Co., Ltd.Inventors: Sungjoo SUH, Seungju HAN, Jae-Joon HAN, Chang Kyu CHOI
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Publication number: 20210232846Abstract: An image processing method implemented by a processor includes receiving an image, acquiring a target image that includes an object from the image, calculating an evaluation score by evaluating a quality of the target image, and detecting the object from the target image based on the evaluation score.Type: ApplicationFiled: April 12, 2021Publication date: July 29, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hao FENG, Jae-Joon HAN, Changkyu CHOI, Chao ZHANG, Jingtao XU, Yanhu SHAN, Yaozu AN
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Patent number: 11023757Abstract: Provided is a liveness verification method and device. A liveness verification device acquires a first image and a second image, and select one or more liveness models based on respective analyses of the first image and the second image, including analyses based on an object part being detected in the first image and/or the second image, and to verify, using the selected one or more liveness models, a liveness of the object based on the first image and/or the second image. The first image may be a color image and the second image may be an Infrared image.Type: GrantFiled: February 6, 2019Date of Patent: June 1, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: SungUn Park, Hyeongwook Yang, Tushar Balasaheb Sandhan, Jiaqian Yu, Jingtao Xu, Youngjun Kwak, Juwoan Yoo, Jae Joon Han
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Patent number: 11010595Abstract: A facial verification method and apparatus is disclosed. The facial verification method includes detecting a face region in an input image, determining whether the detected face region represents a partial face, in response to a determination that the detected face region represents the partial face, generating a synthesized image by combining image information of the detected face region and reference image information, performing a verification operation with respect to the synthesized image and predetermined first registration information, and indicating whether facial verification of the input image is successful based on a result of the performed verification operation.Type: GrantFiled: December 11, 2017Date of Patent: May 18, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Seungju Han, Minsu Ko, Deoksang Kim, Jae-Joon Han
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Patent number: 10990658Abstract: A user verification apparatus may perform user verification using multiple biometric verifiers. The user verification apparatus may set a termination stage of one or more biometric verifiers. Multiple biometric verifiers may be used to generate outputs, for which separate termination stages are set to establish a particular combination of set termination stages associated with the multiple biometric verifiers, and the user verification apparatus may fuse outputs of the biometric verifiers based on the particular combination of set termination stages. The user verification apparatus may verify a user based on a result of the fusing, and an unlocking command signal may be generated based on the verifying. The unlocking command signal may be generated to selectively grant access, to the verified user, to one or more elements of a device. The device may be a vehicle.Type: GrantFiled: April 17, 2017Date of Patent: April 27, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Sungjoo Suh, Seungju Han, Jae-Joon Han, Chang Kyu Choi
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Patent number: 10977509Abstract: An image processing method implemented by a processor includes receiving an image, acquiring a target image that includes an object from the image, calculating an evaluation score by evaluating a quality of the target image, and detecting the object from the target image based on the evaluation score.Type: GrantFiled: March 20, 2018Date of Patent: April 13, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Hao Feng, Jae-Joon Han, Changkyu Choi, Chao Zhang, Jingtao Xu, Yanhu Shan, Yaozu An
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Patent number: 10963676Abstract: An image processing apparatus, includes an image classifier configured to determine whether an input image is a low-quality image or a high-quality image; and an image evaluator configured to determine a first predetermined number of clearest images from a plurality of low-quality images determined by the image classifier.Type: GrantFiled: December 14, 2017Date of Patent: March 30, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Biao Wang, Bing Yu, Chang Kyu Choi, Deheng Qian, Jae-Joon Han, Jingtao Xu, Yaozu An
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Publication number: 20210089760Abstract: A processor implemented method of processing a facial expression image, the method includes controlling a camera to capture a first facial expression image and a second facial expression image, acquiring a first expression feature of the first facial expression image, acquiring a second expression feature of the second facial expression image, generating a new expression feature dependent on differences between the acquired first expression feature and the acquired second expression feature, and adjusting a target facial expression image based on the new expression feature.Type: ApplicationFiled: December 2, 2020Publication date: March 25, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Tianchu GUO, Youngsung KIM, Hui ZHANG, Byungin YOO, Chang Kyu CHOI, Jae-Joon HAN, Jingtao XU, Deheng QIAN
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Patent number: 10902244Abstract: A processor implemented image processing method includes acquiring a facial image by performing a face detection on an image, performing a quality assessment on the facial image using a preset facial image regression model, and determining a quality level of the facial image based on the quality assessment.Type: GrantFiled: March 15, 2018Date of Patent: January 26, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Yaozu An, Jae-Joon Han, Changkyu Choi, Chao Zhang, Hao Feng, Jingtao Xu, Yanhu Shan
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Patent number: 10867405Abstract: An object recognition apparatus, a classification tree learning apparatus, an operation method of the object recognition apparatus, and an operation method of the classification tree learning apparatus are provided. The object recognition apparatus may include an input unit to receive, as an input, a depth image representing an object to be analyzed, and a processing unit to recognize a visible object part and a hidden object part of the object, from the depth image, using a classification tree.Type: GrantFiled: December 18, 2018Date of Patent: December 15, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Byung In Yoo, Chang Kyu Choi, Chang Kyo Lee, Jae Joon Han
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Patent number: 10860841Abstract: A processor implemented method of processing a facial expression image, the method includes acquiring an expression feature of each of at least two reference facial expression images; generating a new expression feature based on an interpolation value of the expression feature; and adjusting a target facial expression image based on the new expression feature and creating a new facial expression image.Type: GrantFiled: December 11, 2017Date of Patent: December 8, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Tianchu Guo, Youngsung Kim, Hui Zhang, Byungin Yoo, Chang Kyu Choi, Jae-Joon Han, Jingtao Xu, Deheng Qian
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Patent number: 10755162Abstract: A method to reduce a neural network includes: adding a reduced layer, which is reduced from a layer in the neural network, to the neural network; computing a layer loss and a result loss with respect to the reduced layer based on the layer and the reduced layer; and determining a parameter of the reduced layer based on the layer loss and the result loss.Type: GrantFiled: May 2, 2017Date of Patent: August 25, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Seung Ju Han, Jung Bae Kim, Jae Joon Han, Chang Kyu Choi
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Publication number: 20200257913Abstract: Disclosed is a liveness test method and apparatus. A liveness test apparatus determines a pre-liveness score based on a plurality of sub-images acquired from an input image, determines a post-liveness score based on a recognition model for recognizing an object included in the input image, and determines a liveness of the object based on any one or any combination of the pre-liveness score and the post-liveness score.Type: ApplicationFiled: April 29, 2020Publication date: August 13, 2020Applicant: Samsung Electronics Co., Ltd.Inventors: Jingtao XU, ByungIn YOO, Jae-Joon HAN, Chao ZHANG, Hao FENG, Yanhu SHAN, Yaozu AN, Changkyu CHOI
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Publication number: 20200242424Abstract: A method of detecting a target includes generating an image pyramid based on an image on which a detection is to be performed; classifying candidate areas in the image pyramid using a cascade neural network; and determining a target area corresponding to a target included in the image based on the plurality of candidate areas, wherein the cascade neural network includes a plurality of neural networks, and at least one neural network among the neural networks includes parallel sub-neural networks.Type: ApplicationFiled: April 15, 2020Publication date: July 30, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Biao WANG, Chao ZHANG, Changkyu CHOI, Deheng QIAN, Jae-Joon HAN, Jingtao XU, Hao FENG
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Patent number: 10726244Abstract: A method of detecting a target includes determining a quality type of a target image captured using a camera, determining a convolutional neural network of a quality type corresponding to the quality type of the target image in a database comprising convolutional neural networks, determining a detection value of the target image based on the convolutional neural network of the corresponding quality type, and determining whether a target in the target image is a true target based on the detection value of the target image.Type: GrantFiled: December 6, 2017Date of Patent: July 28, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Jingtao Xu, Biao Wang, Yaozu An, ByungIn Yoo, Changkyu Choi, Deheng Qian, Jae-Joon Han
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Publication number: 20200202561Abstract: A gaze estimation method and apparatus is disclosed. The gaze estimation method includes obtaining an image including an eye region of a user, extracting, from the obtained image, a first feature of data, obtaining a second feature of data used for calibration of a neural network model, and estimating a gaze of the user using the first feature and the second feature.Type: ApplicationFiled: December 20, 2019Publication date: June 25, 2020Applicant: Samsung Electronics Co., Ltd.Inventors: Xiabing LIU, Hui ZHANG, Jae-Joon HAN, Changkyu CHOI, Tianchu GUO
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Patent number: 10679083Abstract: Disclosed is a liveness test method and apparatus. A liveness test apparatus determines a pre-liveness score based on a plurality of sub-images acquired from an input image, determines a post-liveness score based on a recognition model for recognizing an object included in the input image, and determines a liveness of the object based on any one or any combination of the pre-liveness score and the post-liveness score.Type: GrantFiled: March 15, 2018Date of Patent: June 9, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Jingtao Xu, ByungIn Yoo, Jae-Joon Han, Chao Zhang, Hao Feng, Yanhu Shan, Yaozu An, Changkyu Choi
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Patent number: 10657424Abstract: A method of detecting a target includes generating an image pyramid based on an image on which a detection is to be performed; classifying candidate areas in the image pyramid using a cascade neural network; and determining a target area corresponding to a target included in the image based on the plurality of candidate areas, wherein the cascade neural network includes a plurality of neural networks, and at least one neural network among the neural networks includes parallel sub-neural networks.Type: GrantFiled: November 29, 2017Date of Patent: May 19, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Biao Wang, Chao Zhang, Changkyu Choi, Deheng Qian, Jae-Joon Han, Jingtao Xu, Hao Feng