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公开(公告)号:US20240176590A1
公开(公告)日:2024-05-30
申请号:US18522797
申请日:2023-11-29
Inventor: Jin-Ho HAN
CPC classification number: G06F7/5443 , G06F5/01 , G06F7/483
Abstract: An embodiment of the present disclosure may provide a multiply-accumulate operation method performed by a multiply-accumulate operation apparatus, the multiply-accumulate operation method including accumulating, by an accumulation register, a value within a preset bit value of a mantissa bitwidth in a result of an addition operation of a shifted first mantissa value and a shifted second mantissa value, determining, by an overflow counter, an overflow count based on an overflow value by which the result of the addition operation of the shifted first mantissa value and the shifted second mantissa value exceeds the preset bit value of the mantissa bitwidth, performing normalization and rounding based on the value accumulated in the accumulation register and the overflow count, and updating, by an exponent updater, the exponent using a normalized and rounded value.
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212.
公开(公告)号:US20240176325A1
公开(公告)日:2024-05-30
申请号:US18209918
申请日:2023-06-14
Inventor: Nack Woo Kim , Byung-Tak Lee , JUNGI LEE , Hyun Yong Lee , Yumin HWANG
IPC: G05B19/4065
CPC classification number: G05B19/4065 , G05B2219/50185
Abstract: The present invention relates to a system and method for predicting AI useful life based on accelerated life testing data. The system for predicting AI useful life based on accelerated life testing data according to the present invention includes a feature extraction unit configured to receive accelerated life training data and actual operation testing result and encodes the received accelerated life training data and actual operation testing result into a latent variable, a regression network configured to be branched for each domain of data received by the feature extraction unit, and a domain discrimination network configured to map the accelerated life training data and actual operation testing result to the latent variables in a latent space.
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公开(公告)号:US20240175202A1
公开(公告)日:2024-05-30
申请号:US18518745
申请日:2023-11-24
Inventor: Hyun Woo OH
CPC classification number: D06P1/0032 , G01J3/463 , G01J2003/467
Abstract: The present invention relates to an apparatus for correcting a dye mixing ratio, the apparatus including a memory, and a processor connected to the memory, wherein, upon receiving a dyeing order including a first computer color matching (CCM) colorimetric value requested by a client, the processor uses at least one of the first CCM colorimetric value, a currently selected dye mixing ratio, a second CCM colorimetric value measured in a dyeing process, fabric characteristic data, and dye characteristic data and corrects the dye mixing ratio so that deviation between the first CCM colorimetric value and the second CCM colorimetric value is minimized.
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公开(公告)号:US11996890B2
公开(公告)日:2024-05-28
申请号:US17845190
申请日:2022-06-21
Inventor: Seung-Hyun Cho , Joon Ki Lee
IPC: H04B10/2575 , H04L7/04 , H04W88/08
CPC classification number: H04B10/25753 , H04L7/04 , H04W88/085
Abstract: Provided is a radio over fiber (RoF)-based distributed antenna system (DAS) structure that cost-effectively provides a fifth generation (5G) mobile communication service guaranteeing a quality of service (QoS) with high bandwidth and low latency characteristics without radio shadowing in an indoor environment.
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公开(公告)号:US11994881B2
公开(公告)日:2024-05-28
申请号:US17242658
申请日:2021-04-28
Inventor: Jinhyung Oh , Kyu-Min Kang , Jae Cheol Park , Dong Woo Lim , Su Na Choi , Sunghyun Hwang
CPC classification number: G05D1/1064 , B64C39/024 , G01S13/88 , G01S19/01 , H04W72/02 , H04W72/0446 , B64U2201/10
Abstract: An identification method and an unmanned aerial vehicle (UAV) detection apparatus are provided. The identification method, as a method for preventing a collision that may occur in a process of detecting and identifying a plurality of UAVs flying in the air, detects a plurality of UAVs in the air and determines a legitimacy of flight of each of the plurality of UAVs using an identification information request message.
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公开(公告)号:US20240165662A1
公开(公告)日:2024-05-23
申请号:US18505370
申请日:2023-11-09
Inventor: HANBIT JIN , Hye Jin KIM , Chan-Hwa HONG
IPC: B06B1/02
CPC classification number: B06B1/02
Abstract: Provided is an ultrasonic transducer. This ultrasonic transducer includes a vibration plate and a radiation plate provided on the vibration plate. The radiation plate may have arc holes, arc grooves, or concave-convex grooves.
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公开(公告)号:US11991150B2
公开(公告)日:2024-05-21
申请号:US17467793
申请日:2021-09-07
Inventor: Gak-Soo Lim , Sung-Jin Kim , Jung-Hwan Kang , Seung-Hun Han , Byung-Joon Kim
IPC: H04L9/40
CPC classification number: H04L63/0272 , H04L63/20 , H04L63/0428
Abstract: Disclosed herein are an apparatus and method for providing a remote work environment. The apparatus includes one or more processors and executable memory for storing at least one program executed by the one or more processors. The at least one program performs Virtual Private Network (VPN) authentication in response to a request for remote access to a work network from a user terminal, performs user authentication in order to connect the user terminal that succeeds in VPN authentication to the work network, decrypts the encrypted user data area of the user terminal that is connected to the work network, and provides the remote work environment to the user terminal based on the user data area through the work network.
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公开(公告)号:US20240163139A1
公开(公告)日:2024-05-16
申请号:US18506544
申请日:2023-11-10
Inventor: Young-deuk JEON , Young-Su KWON , Yi-Gyeong KIM , Su-Jin PARK , Min-Hyung CHO , Jae-Woong CHOI
CPC classification number: H04L25/03057 , G06F13/16 , H04L25/0272 , G06F2213/16
Abstract: Disclosed herein is an apparatus for receiving data from memory. The apparatus receives a data signal and a clock signal output from memory and includes a Decision Feedback Equalizer (DFE) including two or more differential signal path units configured to determine and output an output value corresponding to the data signal. Each of the two or more differential signal path units may determine a current output value by reflecting a previous output value fed back from a different one of the two or more differential signal path units in such a way that they operate at different clocks, and may include an offset control unit configured to adjust an offset at an input stage and a feedback control unit configured to change a load of an output stage using the previous output value fed back from the different one of the two or more differential signal path units.
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公开(公告)号:US20240161380A1
公开(公告)日:2024-05-16
申请号:US18503266
申请日:2023-11-07
Inventor: Seong Jun BAE , Jung Won KANG , Soo Woong KIM , Ji Hoon DO , Gun BANG , Jin Ho LEE , Ha Hyun LEE
Abstract: A pixel ray crossing-based multi-viewpoint MPI geometry generation method, device, and recording medium of the present disclosure, the method may comprise obtaining a multi-viewpoint image by original cameras which shoot a different viewpoint, obtaining a multi-plane image (MPI) based on the multi-viewpoint image, obtaining, based on the MPI, an atlas image in a 2D form, and obtaining a bitstream by encoding the atlas image.
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公开(公告)号:US20240160930A1
公开(公告)日:2024-05-16
申请号:US18509790
申请日:2023-11-15
Inventor: Jiwon YANG
Abstract: Provided are a multitask learning apparatus and method for improving learning performance of heterogeneous small datasets. The multitask learning apparatus includes a first layer configured to generate feature vectors by projecting training data pairs generated from different tasks to one feature space, a second layer configured to extract a common feature from the projected feature vectors, and a third layer configured to draw each individual inference from the extracted common feature. Here, the first layer and the third layer are task-specific layers, and the second layer is a layer shared between tasks. The first layer, the second layer, and the third layer perform forward propagation in one artificial neural network.
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