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公开(公告)号：US20210219046A1
公开(公告)日：2021-07-15
申请号：US17003357
申请日：2020-08-26
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Cheheung KIM , Sungchan KANG , Hyeokki HONG , Hyunwook KANG , Yongseop YOON , Choongho RHEE
Abstract: A compact directional acoustic sensor having an improved signal-to-noise ratio is disclosed. The disclosed directional acoustic sensor includes a first sensing device configured to generate different output gains based on different input directions of external energy, and configured to generate at least one first output signal having a first polarity based on external energy received from an input direction; a second sensing device configured to generate different output gains based on different input directions of external energy, and configured to generate at least one second output signal having a second polarity, that is different than the first polarity, based on the external energy received from the input direction; and at least one signal processor configured to generate at least one final output signal based on the at least one first output signal and the at least one second output signal.
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公开(公告)号：US20210157351A1
公开(公告)日：2021-05-27
申请号：US16887002
申请日：2020-05-29
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hyunwook KANG , Cheheung KIM , Hyeokki HONG , Sungchan KANG , Yongseop YOON , Choongho RHEE
IPC: G05F3/22
Abstract: A bandgap reference voltage generating circuit includes a first current generator generating a first complementary-to-absolute temperature (CTAT) current and a first proportional-to-absolute temperature (PTAT) current, a second current generator generating a second CTAT current and a second PTAT current, and an output circuit outputting a reference voltage based on a difference between a first voltage based on the first CTAT current and the first PTAT current and a second voltage based on the second CTAT current and the second PTAT current, wherein the first CTAT current is cancelled by the second CTAT current.
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公开(公告)号：US20210074313A1
公开(公告)日：2021-03-11
申请号：US16952339
申请日：2020-11-19
Applicant: Samsung Electronics Co., Ltd.
Inventor： Cheheung KIM , Sungchan KANG , Sangha PARK , Yongseop YOON , Choongho RHEE , Hyeokki HONG
IPC: G10L21/0388 , H03G5/16 , G10L21/0232
Abstract: Sound signal processing apparatuses and methods of operating the same are provided. The sound signal processing apparatus includes: a band separator configured to separate sound signals into frequency bands; an adder configured to add sound signals; and a signal processor that is arranged between the band separator and the adder and comprises a plurality of signal processing blocks. The band separator includes elements for separating the sound signals into frequency bands, and the elements correspond one to one to the signal processing blocks.
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公开(公告)号：US20200074284A1
公开(公告)日：2020-03-05
申请号：US16274547
申请日：2019-02-13
Applicant: Samsung Electronics Co., Ltd.
Inventor： Sungho KIM , Cheheung KIM , Jaeho LEE
Abstract: A 2D array-based neuromorphic processor includes: axon circuits each being configured to receive a first input corresponding to one bit from among bits indicating n-bit activation; first direction lines extending in a first direction from the axon circuits; second direction lines intersecting the first direction lines; synapse circuits disposed at intersections of the first direction lines and the second direction lines, and each being configured to store a second input corresponding to one bit from among bits indicating an m-bit weight and to output operation values of the first input and the second input; and neuron circuits connected to the second direction lines, each of the neuron circuits being configured to receive an operation value output from at least one of the synapse circuits, based on time information assigned individually to the synapse circuits, and to perform a multi-bit operation by using the operation values and the time information.
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公开(公告)号：US20190174244A1
公开(公告)日：2019-06-06
申请号：US16162795
申请日：2018-10-17
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Cheheung KIM , Sungchan KANG , Yongseop YOON , Choongho RHEE , Sangha PARK , Hyeokki HONG
Abstract: Provided are a directional acoustic sensor that detects a direction of sound, a method of detecting a direction of sound, and an electronic device including the directional acoustic sensor. The directional acoustic sensor includes a sound inlet through which a sound is received, a sound outlet through which the sound received through the sound inlet is output, and a plurality of vibration bodies arranged between the sound inlet and the sound outlet, in which one or more of the plurality of vibration bodies selectively react to the sound received by the sound inlet according to a direction of the received sound.
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Patent Agency Ranking
公开(公告)号：US20190028799A1
公开(公告)日：2019-01-24
申请号：US15823881
申请日：2017-11-28
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sangha PARK , Sungchan KANG , Cheheung KIM , Yongseop YOON , Choongho RHEE , Hyeokki HONG
CPC classification number: H04R1/245 , G06F17/14 , H04R1/28 , H04R1/2807 , H04R3/005 , H04R7/08 , H04R9/18 , H04R11/14 , H04R17/025 , H04R17/10 , H04R29/006 , H04R2201/003 , H04R2440/03
Abstract: A signal processing method of an audio sensing device is provided. The audio sensing device includes a plurality of resonators, at least some of the plurality of resonators having different frequency bands. The method includes setting a plurality of time frames corresponding to the plurality of resonators, and calculating a sound feature for each of the plurality of time frames, the sound feature being calculated based on an audio signal detected by each of the plurality of the resonators, wherein the plurality of time frames are set independently for each of the frequency bands, and at least some of the plurality of time frames are set to have different time intervals.
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公开(公告)号：US20180097506A1
公开(公告)日：2018-04-05
申请号：US15643778
申请日：2017-07-07
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sungchan KANG , Cheheung KIM , Sangha PARK , Yongseop YOON , Choongho RHEE
CPC classification number: H03H9/54 , G01H11/08 , H03H9/13 , H03H9/24 , H04R17/02 , H04R17/10 , H04R25/00 , H04R2499/13 , H04R2499/15
Abstract: A filter system includes a first resonator having a first resonant frequency, and a second resonator having a second resonant frequency different from the first resonant frequency, and electrically connected to the first resonator. A first response characteristic of the first resonator and a second response characteristic of the second resonator with respect to a frequency include a first section in which a first phase of the first resonator is equal to a second phase of the second resonator, and a second section in which the first phase is different from the second phase by 180 degrees. A first electrode of the first resonator is reversely connected to a second electrode of the second resonator.
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公开(公告)号：US20240234492A1
公开(公告)日：2024-07-11
申请号：US18407040
申请日：2024-01-08
Applicant: Samsung Electronics Co., Ltd.
Inventor： Haeryong KIM , Jinho LEE , Donghyun KIM , Beomseok KIM , Cheheung KIM , Jooho LEE
IPC: H01L29/06 , H01L27/06 , H01L29/423 , H10B12/00
CPC classification number: H01L29/0607 , H01L27/0629 , H01L28/65 , H01L28/75 , H01L29/4236 , H10B12/30
Abstract: Provided are a capacitor and an electronic device including the same. The capacitor includes a first electrode layer, a second electrode layer, a dielectric layer disposed between the first electrode layer and the second electrode layer, and an interlayer disposed between the first electrode layer and the dielectric layer. The interlayer includes a first interface material, the first interface material includes at least one Group 13 element, and the at least one Group 13 element is not aluminum (Al).
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29.发明申请公开(公告)号：US20230076169A1
公开(公告)日：2023-03-09
申请号：US17987369
申请日：2022-11-15
Applicant: Samsung Electronics Co., Ltd.
Inventor： Sungho KIM , Cheheung KIM , Jaeho LEE
Abstract: A neural network apparatus that is configured to process an operation includes neural network circuitry configured to receive a first input of an n-bit activation, store a second input of an m-bit weight, perform a determination whether to perform an operation on an ith bit of the first input and a jth bit of the second input, output an operation value of an operation performed on the ith bit of the first input and the jth bit of the second input based on the determination, and produce an operation value of the operation based on the determination.
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公开(公告)号：US20220392479A1
公开(公告)日：2022-12-08
申请号：US17710207
申请日：2022-03-31
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Cheheung KIM , Hyunwook KANG
IPC: G10L21/0364 , H04R3/00 , G10L21/0216
Abstract: A sound signal processing apparatus may include: a directional microphone configured to detect a user voice signal including a user's voice by arranging the directional microphone to face an utterance point of the user's voice; a non-directional microphone configured to detect a mixed sound signal comprising the user voice and an external sound; and a processor configured to generate an external sound signal by attenuating the user's voice from the mixed sound signal, by differentially calculating the user voice signal from the mixed sound signal.
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