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公开(公告)号:US20190311597A1
公开(公告)日:2019-10-10
申请号:US16374857
申请日:2019-04-04
Inventor: Jong Moo SOHN , Moo Seop KIM
Abstract: A dangerous situation notification apparatus includes an acoustic information management unit identifying and providing acoustic information including an acoustic source type and acoustic scene information; a user behavior information identification unit generating and providing user behavior information; a behavior context information management unit storing user behavior context information generated using the acoustic information and the user behavior information in advance, and analyzing user's current behavior context information corresponding to the acoustic information and the user behavior information detected in real time; a dangerous situation inference unit inferring whether the acoustic information or the user behavior information corresponds to a dangerous situation; and a dangerous situation notification unit providing a dangerous situation notification.
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公开(公告)号:US20230259753A1
公开(公告)日:2023-08-17
申请号:US18167749
申请日:2023-02-10
Inventor: Suntak PARK , Jin Hwa GENE , Bong Je PARK , Seung Koo PARK , Jong Moo SOHN , Hyung Cheol SHIN
IPC: G06N3/067
CPC classification number: G06N3/0675
Abstract: Disclosed is an optical artificial neural network system which includes an optical hidden layer that receives an input light including input data and generates an output light by performing a linear process and a nonlinear process on the input data, and a light transfer unit that provides the output light to an input of the optical hidden layer, and the optical hidden layer performs the linear process and the nonlinear process based on the received output light.
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公开(公告)号:US20250028219A1
公开(公告)日:2025-01-23
申请号:US18763835
申请日:2024-07-03
Inventor: Jin Hwa GENE , Sun Tak PARK , Jong Moo SOHN , Hyung Cheol SHIN
Abstract: The present disclosure relates to a method and apparatus for performing a spatial domain-based optical convolution operation. A method of performing a convolution operation according to an embodiment of the present disclosure may comprise: performing a first optical Fourier transform on a spatial domain image; performing a second optical Fourier transform on a spatial domain kernel; performing an element-wise product operation between a result of the first optical Fourier transform and a result of the second optical Fourier transform; calculating a convolution result by performing a third optical Fourier transform on a result of the element-wise product operation; and obtaining data based on the convolution result.
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公开(公告)号:US20180275799A1
公开(公告)日:2018-09-27
申请号:US15934848
申请日:2018-03-23
Inventor: Sung Yong SHIN , Jong Moo SOHN , Chang Mok OH
IPC: G06F3/044 , G06F3/01 , G06F3/0488
CPC classification number: G06F3/044 , G06F3/011 , G06F3/014 , G06F3/0219 , G06F3/03547 , G06F3/0418 , G06F3/04883 , G06F3/04886 , H03K17/962 , H03K17/9645 , H03K2217/960755
Abstract: An electronic device capable of processing a user input without direct contact is disclosed. The electronic device according to an embodiment of the present disclosure may include a plurality of contact electrodes having one end thereof contacted with a user's body respectively to be electrically connected to the user's body, at least one body contact interface electrically connected to the plurality of contact electrodes through the user's body and having a predetermined impedance value, and a signal processing unit connected to other end of the plurality of contact electrodes respectively to form a circuit through the plurality of contact electrodes, the at least one body contact interface, and the user's body, and determining a user input corresponding to an impedance characteristic of the circuit.
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公开(公告)号:US20250130353A1
公开(公告)日:2025-04-24
申请号:US18761991
申请日:2024-07-02
Inventor: Jong Moo SOHN , Jin Hwa GENE
Abstract: Provided is an optical processing apparatus including a light source configured to generate light, a first spatial light modulator provided on a reference plate and configured to modulate light, a first retroreflective lens provided over the first spatial light modulator and configured to perform optical Fourier transform on the light, a second spatial light modulator provided adjacent to the first spatial light modulator on the reference plate and configured to receive the light from the first retroreflective lens to re-modulate the light, a second retroreflective lens provided over the second spatial light modulator and configured to perform optical inverse Fourier transform on the light, and an optical detector provided adjacent to the second spatial light modulator on the reference plate and configured to receive the light from the second retroreflective lens to acquire an image detection signal.
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公开(公告)号:US20190295443A1
公开(公告)日:2019-09-26
申请号:US16184657
申请日:2018-11-08
Inventor: Sung Yong SHIN , Jong Moo SOHN
Abstract: Disclosed is a language learning technology for deaf people. A deaf-specific language learning system includes: a sound input device configured to receive a voice from an external source; a learning server configured to store learning data and correction information; a signal processor configured to output voice pattern information corresponding to a voice signal received from the sound input device; a learning processor configured to output learning pattern information regarding the learning data received from the learning server and also output a learning result through similarity analysis; and an actuator controller configured to vibrate a vibration actuator according to the voice pattern information and the learning pattern information.
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