公开(公告)号：US11852737B2

公开(公告)日：2023-12-26

申请号：US17745469

申请日：2022-05-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungchan Kang ,  Cheheung Kim ,  Choongho Rhee ,  Hyeokki Hong

IPC: G01S3/801 ,  G01S3/803 ,  H03H9/13

CPC classification number: G01S3/801 ,  G01S3/803 ,  H03H9/132

Abstract: Provided is a directional acoustic sensor including a support member, and a plurality of resonators extending in a longitudinal direction with respect to the support member, wherein each of the plurality of resonators includes a driver configured to move based on an input sound signal, and a sensor configured to sense a capacitance change based on an air gap that changes based on a movement of the driver.

公开(公告)号：US20220391170A1

公开(公告)日：2022-12-08

申请号：US17741928

申请日：2022-05-11

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Cheheung Kim ,  Hyunwook Kang ,  Hyeokki Hong

IPC: G06F3/16 ,  G06F3/01 ,  G10L25/93

Abstract: A signal processing apparatus includes a frequency detector configured to receive a user input including at least one of a vibration input and a user voice, vibrate in response to the received user input, and detect a frequency of the received user input, based on the vibration, and a processor configured to determine a type of the user input received by the frequency detector, based on the frequency detected by the frequency detector, and perform a function corresponding to the user input of the determined type.

公开(公告)号：US11359960B2

公开(公告)日：2022-06-14

申请号：US16738123

申请日：2020-01-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungchan Kang ,  Cheheung Kim ,  Choongho Rhee ,  Hyeokki Hong

IPC: G01H3/00

Abstract: Disclosed are a directional acoustic sensor, a method of adjusting directional characteristics using the directional acoustic sensor, and a method of attenuating an acoustic signal in a specific direction using the directional acoustic sensor. The directional acoustic sensor includes a plurality of resonance units arranged to have different directionalities and a signal processor configured to adjust directional characteristics by calculating at least one of a sum of and a difference between outputs of the resonance units. In this state, the signal processor attenuates an acoustic signal in a specific direction by using a plurality of directional characteristics obtained by calculating at least one of the sum of and the difference between the outputs of the resonance units at a certain ratio.

公开(公告)号：US11264036B2

公开(公告)日：2022-03-01

申请号：US16544382

申请日：2019-08-19

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION

Inventor： Sungchan Kang ,  Namsoo Kim ,  Cheheung Kim ,  Hyungyong Kim

IPC: G10L17/14 ,  G10L17/04 ,  G10L17/18 ,  G10L25/84 ,  G06N3/08 ,  G06N3/04 ,  G10L17/06

Abstract: Provided are a method of generating a trained third neural network to recognize a speaker of a noisy speech signal by combining a trained first neural network which is a skip connection-based neural network for removing noise from the noisy speech signal with a trained second neural network for recognizing the speaker of a speech signal, and a neural network device for operating the neural networks.

公开(公告)号：US11112297B2

公开(公告)日：2021-09-07

申请号：US16398449

申请日：2019-04-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yongseop Yoon ,  Sungchan Kang ,  Cheheung Kim ,  Choongho Rhee ,  Hyeokki Hong

IPC: G01H11/08 ,  H01L41/25 ,  H01L41/113

Abstract: Provided are resonators, a resonator system including the resonators, and a method of manufacturing the resonators. The resonator includes a vibration beam configured to vibrate in response to an external signal, a sensing unit configured to detect the movement of the vibration beam, and a lumped mass unit including a base unit that contacts the vibration beam and a wing unit arranged separately from the vibration beam on the base unit.

公开(公告)号：US10996250B2

公开(公告)日：2021-05-04

申请号：US16727415

申请日：2019-12-26

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Cheheung Kim ,  Sungchan Kang ,  Yongseop Yoon ,  Choongho Rhee

IPC: G01R23/16 ,  H04R17/02 ,  H04R19/00 ,  G01H11/08 ,  G01H3/08 ,  H04R1/24 ,  H03H9/24 ,  H04R19/04

Abstract: A spectrum analyzer includes: a support substrate; and a plurality of resonators that have center frequencies different from each other, one end of each of the plurality of resonators being fixed to the support substrate. The plurality of resonators are arranged so that an interval between resonators having adjacent center frequencies is secured by a certain value or greater, thus reducing coupling and increasing analysis accuracy.

公开(公告)号：US10602261B2

公开(公告)日：2020-03-24

申请号：US16127565

申请日：2018-09-11

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungchan Kang ,  Cheheung Kim ,  Sangha Park ,  Yongseop Yoon ,  Choongho Rhee ,  Hyeokki Hong

IPC: H04R1/34 ,  H04R7/04 ,  H04R1/04 ,  H04R17/02 ,  H04R23/00 ,  H04R17/10

Abstract: A directional microphone is provided which includes a substrate having a cavity that penetrates therethrough, a resonator array of at least one resonator, and a cover member. Each of the resonator array and the cover member covers covering at least a part of the cavity.

公开(公告)号：US10594296B2

公开(公告)日：2020-03-17

申请号：US15492494

申请日：2017-04-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Choongho Rhee ,  Sungchan Kang ,  Cheheung Kim ,  Sangha Park ,  Yongseop Yoon

IPC: H01L41/08 ,  H03H9/02 ,  H03H9/24 ,  H01L41/083 ,  H01L41/113 ,  H01L41/187

Abstract: A multi resonator system is provided including a support substrate and a plurality of multi resonators. Each of the plurality of multi resonators includes a plurality of resonators, and one end of each of the plurality of resonators is fixed to the support substrate. Center frequencies of different ones of the plurality of multi resonators are different from each other, and the plurality of resonators within each individual multi resonator all have a same center frequency.

公开(公告)号：US20200068302A1

公开(公告)日：2020-02-27

申请号：US16262065

申请日：2019-01-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungchan KANG ,  Cheheung Kim ,  Yongseop Yoon ,  Choongho Rhee

IPC: H04R3/00 ,  H04R1/40

Abstract: Provided are sound direction detection sensors capable of detecting an input direction of sound and electronic apparatuses including the same. A sound direction detection sensor includes a sound inlet receiving input sound, a sound outlet outputting the sound input through the sound inlet, and a plurality of directional vibrators arranged between the sound inlet and the sound outlet in such a manner that at least one directional vibrator selectively reacts based on a direction of the sound input through the sound inlet, wherein a direction perpendicular to a direction of a directional vibrator having a lowest output in magnitude among the plurality of directional vibrators is determined as an input direction of the sound.

公开(公告)号：US10141007B1

公开(公告)日：2018-11-27

申请号：US15899884

申请日：2018-02-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Cheheung Kim ,  Sungchan Kang ,  Sangha Park ,  Yongseop Yoon ,  Choongho Rhee ,  Hyeokki Hong

IPC: H04R29/00 ,  G10L25/18 ,  H04R3/04

Abstract: A sound and vibration spectrum analyzing device includes a plurality of resonators having different center frequencies, the plurality of resonators being configured to acquire a spectrum of sound and vibration. The sound and vibration spectrum analyzing device is configured to analyze the spectrum of sound and vibration, based on a first frequency signal of a first resonance mode and a second frequency signal of a second-order or higher resonance mode of at least some of the plurality of resonators.