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：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：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.

公开(公告)号：US12250504B2

公开(公告)日：2025-03-11

申请号：US18303228

申请日：2023-04-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyeokki Hong ,  Hyunwook Kang ,  Sungchan Kang ,  Cheheung Kim

IPC: H04R1/02 ,  H04R5/027

Abstract: A multi-function acoustic sensor may include a plate structure having a plurality of open spaces that are spaced apart from each other; a plurality of sensors provided on the plate structure, the plurality of sensors including a plurality of sensor elements respectively provided to overlap the plurality of open spaces; and a case having an inner space in which the plurality of sensors are provided, the case including: a first case surface on which the plurality of sensors are provided, the first case surface having at least one first hole, and a second case surface opposite to the first case surface, the second case surface having at least one second hole, wherein the at least one first hole and the at least one second hole form at least one path along which sound is transmitted and sensed through at least one of the plurality of open spaces of the plate structure.

公开(公告)号：US20230194646A1

公开(公告)日：2023-06-22

申请号：US17834176

申请日：2022-06-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Daehyuk SON ,  Cheheung Kim ,  Jaehyung Jang ,  Hyeokki Hong

IPC: G01S3/803 ,  H04R3/00 ,  H04R1/40

CPC classification number: G01S3/8038 ,  H04R1/406 ,  H04R3/005 ,  H04R2201/401 ,  H04R2430/21

Abstract: Provided is a direction estimating apparatus using an acoustic sensor, the direction estimating apparatus including a non-directional acoustic sensor, a plurality of directional acoustic sensors provided adjacent to the non-directional acoustic sensor, and a processor configured to obtain a first output signal from the non-directional acoustic sensor and a plurality of second output signals from the plurality of directional acoustic sensors, and estimate a direction of a sound source within an error range from -5 degrees to +5 degrees by comparing magnitudes between the two output signals and phase information between the first output signal and one of the second output signals.

公开(公告)号：US20230121066A1

公开(公告)日：2023-04-20

申请号：US18082977

申请日：2022-12-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Cheheung KIM ,  Jaehyung Jang ,  Hyeokki Hong

IPC: G10L15/22 ,  G10L15/30

Abstract: Disclosed are a voice recognition system and a display device using the same. The disclosed voice recognition system includes a plate structure, a vibration sensor, and a voice recognition device. The plate structure vibrates based on propagation of a voice wave generated from a user, and the vibration sensor is provided in contact with the plate structure to detect the vibration of the plate structure. The voice recognition device recognizes voice of the user by receiving a signal output from the vibration sensor.

公开(公告)号：US11317197B2

公开(公告)日：2022-04-26

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

IPC: H04R1/32 ,  H04R3/00 ,  H04R17/10

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.

公开(公告)号：US10756746B2

公开(公告)日：2020-08-25

申请号：US16433046

申请日：2019-06-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

IPC: H03M1/38 ,  H03M1/56 ,  H03M1/66

Abstract: Provided is an integrated circuit including an analog-to-digital converter (ADC) configured to convert an analog signal to a digital signal; and a digital signal processor (DSP) configured to process the digital signal, wherein the ADC generates a power source during a process for converting the analog signal into the digital signal and supplies power to the DSP through the power source.

公开(公告)号：US10750281B2

公开(公告)日：2020-08-18

申请号：US16572025

申请日：2019-09-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

IPC: H04R3/00 ,  H04R1/32 ,  H04R1/40 ,  G10L21/028

Abstract: Provided are a sound source separation apparatus and a sound source separation method. The sound source separation apparatus includes a plurality of directional vibrators configured such that one or more of the plurality of directional vibrators react to a sound based on a direction of the sound. The sound source separation apparatus is configured to determine directions of a first sound source and a second sound source that are different from each other, based on strengths of output signals of the plurality of directional vibrators, and select a first directional vibrator and a second directional vibrator that are different from each other from among the plurality of directional vibrators to separately obtain a sound coming from the first sound source and a sound coming from the second sound source.

公开(公告)号：US20200177992A1

公开(公告)日：2020-06-04

申请号：US16572025

申请日：2019-09-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

IPC: H04R3/00 ,  G10L21/028 ,  H04R1/40

Abstract: Provided are a sound source separation apparatus and a sound source separation method. The sound source separation apparatus includes a plurality of directional vibrators configured such that one or more of the plurality of directional vibrators react to a sound based on a direction of the sound. The sound source separation apparatus is configured to determine directions of a first sound source and a second sound source that are different from each other, based on strengths of output signals of the plurality of directional vibrators, and select a first directional vibrator and a second directional vibrator that are different from each other from among the plurality of directional vibrators to separately obtain a sound coming from the first sound source and a sound coming from the second sound source.