Patents by Inventor Kouji OOSUGI
Kouji OOSUGI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11972750Abstract: There is provided a voice output apparatus for providing a high-quality sound to an eardrum of a user. The voice output apparatus includes a first voice output unit outputting a voice to an ear canal of a user based on an output voice signal, a first noise acquirer arranged to face outward from a body of the user and captures a mixed voice including first external noise arriving from an outside of the user to output a mixed voice signal, an echo canceler cancelling an influence, on the first external noise, of a leaked voice output from the first voice output unit and leaking to the outside of the user, and a noise canceler generating a first external noise signal corresponding to the first external noise, and processing, using the first external noise signal, an input voice signal input from the outside to generate the output voice signal.Type: GrantFiled: March 26, 2020Date of Patent: April 30, 2024Assignees: NEC CORPORATION, NEC Platforms, Ltd.Inventors: Kouji Oosugi, Ryoji Miyahara
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VOICE INPUT/OUTPUT APPARATUS, HEARING AID, VOICE INPUT/OUTPUT METHOD, AND VOICE INPUT/OUTPUT PROGRAM
Publication number: 20230353953Abstract: By performing both noise cancellation and echo cancellation, a high-quality main voice signal is generated. A voice input/output apparatus includes a noise acquirer that is arranged toward an outside of a body of a user and acquires external noise arriving from the outside of the user, a voice output unit that accepts an input of a voice signal and outputs a voice to an ear canal of the user, a main voice acquirer that acquires a mixed voice, in which the external noise, the output voice, and a main voice of the user transmitted from a vocal cord of the user through the ear canal are mixed, and outputs a mixed voice signal, a noise canceler that processes the mixed voice signal using a noise signal based on the external noise, and an echo canceler that processes the mixed voice signal using the voice signal.Type: ApplicationFiled: July 11, 2023Publication date: November 2, 2023Applicant: NEC CORPORATIONInventors: Kouji OOSUGI, Takayuki ARAKAWA, Akihiko SUGIYAMA, Ryoji MIYAHARA -
Publication number: 20230306095Abstract: An information processing device controlling a target. The information processing device included: a memory; and a processor coupled to the memory. The processor is configured to: measure a distance between the information processing device and the target; based on the distance, perform control to selectively implement: biometric authentication processing of a user of the target with audible range sound, or biometric authentication processing of the user with inaudible range sound; and control the target based on a result of the biometric authentication processing.Type: ApplicationFiled: January 30, 2023Publication date: September 28, 2023Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, NEC CorporationInventors: Shimpei ASAI, Kouji OOSUGI
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Voice input/output apparatus, hearing aid, voice input/output method, and voice input/output program
Patent number: 11743662Abstract: By performing both noise cancellation and echo cancellation, a high-quality main voice signal is generated. A voice input/output apparatus includes a noise acquirer that is arranged toward an outside of a body of a user and acquires external noise arriving from the outside of the user, a voice output unit that accepts an input of a voice signal and outputs a voice to an ear canal of the user, a main voice acquirer that acquires a mixed voice, in which the external noise, the output voice, and a main voice of the user transmitted from a vocal cord of the user through the ear canal are mixed, and outputs a mixed voice signal, a noise canceler that processes the mixed voice signal using a noise signal based on the external noise, and an echo canceler that processes the mixed voice signal using the voice signal.Type: GrantFiled: December 16, 2019Date of Patent: August 29, 2023Assignees: NEC CORPORATION, NEC Platforms, Ltd.Inventors: Kouji Oosugi, Takayuki Arakawa, Akihiko Sugiyama, Ryoji Miyahara -
Publication number: 20230143028Abstract: Provided are a personal authentication device performing accurate authentication immediately follow insertion an earphone/microphone device to wear, and preventing spoofing after authentication.Type: ApplicationFiled: January 11, 2023Publication date: May 11, 2023Applicants: NEC Corporation, NEC Platforms, Ltd.Inventors: Takafumi KOSHINAKA, Kouji OOSUGI, Kohei OSUGI
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Patent number: 11586716Abstract: Provided are a personal authentication device performing accurate authentication immediately follow insertion an earphone/microphone device to wear, and preventing spoofing after authentication.Type: GrantFiled: April 28, 2017Date of Patent: February 21, 2023Assignees: NEC CORPORATION, NEC Platforms, Ltd.Inventors: Takafumi Koshinaka, Kouji Oosugi, Kohei Osugi
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Publication number: 20230008680Abstract: The disclosure accurately authenticates a subject, regardless of which audio device is used for the in-ear acoustic authentication. A feature extraction unit (11) applies a test signal to an ear of a subject using an audio device, and upon receiving an acoustic signal from the subject, extracts, from the acoustic signal, a first feature relating to the system consisting of the audio device and the ear of the subject; a correction unit (12) corrects the first feature to a second feature that would result if a prescribed reference device were used instead of the audio device; and an authentication unit (13) authenticates the subject by comparing the second feature with a feature indicated by pre-registered authentication information.Type: ApplicationFiled: December 26, 2019Publication date: January 12, 2023Applicant: NEC CorporationInventors: Yoshitaka Ito, Takayuki Arakawa, Kouji Oosugi
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Publication number: 20220189448Abstract: There is provided a voice output apparatus for providing a high-quality sound to an eardrum of a user. The voice output apparatus includes a first voice output unit outputting a voice to an ear canal of a user based on an output voice signal, a first noise acquirer arranged to face outward from a body of the user and captures a mixed voice including first external noise arriving from an outside of the user to output a mixed voice signal, an echo canceler cancelling an influence, on the first external noise, of a leaked voice output from the first voice output unit and leaking to the outside of the user, and a noise canceler generating a first external noise signal corresponding to the first external noise, and processing, using the first external noise signal, an input voice signal input from the outside to generate the output voice signal.Type: ApplicationFiled: March 26, 2020Publication date: June 16, 2022Applicants: NEC Corporation, NEC Platforms, Lid.Inventors: Kouji OOSUGI, Ryoji MIYAHARA
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Patent number: 11244036Abstract: An authentication system that executes user authentication processing in accordance with an authentication request includes at least one first device. The first device has a biological information acquiring unit that is configured to acquire biological information of a user, and a first authentication unit that outputs an authentication result of which the user is authenticated, based on the biological information. The authentication system includes a second device that is configured to communicate with the first device. The second device has an information acquiring-storing unit that is able to store identification information of the first device beforehand, a determination unit that is configured to determine whether the first device is registered, and a second authentication unit that is configured to perform user authentication, in accordance with an authentication result output by the first authentication unit, when the determination unit determines that the first device is registered.Type: GrantFiled: December 10, 2018Date of Patent: February 8, 2022Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, NEC CORPORATIONInventors: Hiroki Okada, Ryuta Atsumi, Satoshi Fujisaki, Daisuke Hiroki, Shinpei Asai, Kouji Oosugi
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Patent number: 11210374Abstract: An authentication system that executes user authentication processing in accordance with an authentication request includes at least one first device. The first device has a biological information acquiring unit that is configured to acquire biological information of a user, and a first authentication unit that outputs an authentication result of which the user is authenticated, based on the biological information. The authentication system includes a second device that is configured to communicate with the first device. The second device has an information acquiring-storing unit that is able to store identification information of the first device beforehand, a determination unit that is configured to determine whether the first device is registered, and a second authentication unit that is configured to perform user authentication, in accordance with an authentication result output by the first authentication unit, when the determination unit determines that the first device is registered.Type: GrantFiled: December 10, 2018Date of Patent: December 28, 2021Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, NEC CORPORATIONInventors: Hiroki Okada, Ryuta Atsumi, Satoshi Fujisaki, Daisuke Hiroki, Shinpei Asai, Kouji Oosugi
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VOICE INPUT/OUTPUT APPARATUS, HEARING AID, VOICE INPUT/OUTPUT METHOD, AND VOICE INPUT/OUTPUT PROGRAM
Publication number: 20210392445Abstract: By performing both noise cancellation and echo cancellation, a high-quality main voice signal is generated. A voice input/output apparatus includes a noise acquirer that is arranged toward an outside of a body of a user and acquires external noise arriving from the outside of the user, a voice output unit that accepts an input of a voice signal and outputs a voice to an ear canal of the user, a main voice acquirer that acquires a mixed voice, in which the external noise, the output voice, and a main voice of the user transmitted from a vocal cord of the user through the ear canal are mixed, and outputs a mixed voice signal, a noise canceler that processes the mixed voice signal using a noise signal based on the external noise, and an echo canceler that processes the mixed voice signal using the voice signal.Type: ApplicationFiled: December 16, 2019Publication date: December 16, 2021Applicants: NEC Corporation, NEC Platforms, Ltd.Inventors: Kouji OOSUGI, Takayuki ARAKAWA, Akihiko SUGIYAMA, Ryoji MIYAHARA -
Publication number: 20210310811Abstract: An indoor position estimation apparatus (100) including: a first acquisition unit (121) that acquires a target magnetic pattern indicating a result obtained by measuring a strength of an indoor magnetic field by a position estimation target including a magnetic sensor while the position estimation target is moving; a rotation change calculation unit (122) that calculates target magnetic patterns for each rotation amount of a plurality of rotation amounts indicating a simulation result obtained by rotating the target magnetic pattern around a vertical axis by a predetermined rotation amount; an arrangement data generation unit (123) that generates target arrangement data in which the target magnetic patterns for each rotation amount of rotation amounts are arranged; and an estimation unit (124) that obtains an estimation result of an indoor position of the position estimation target by inputting data related to the target arrangement data to an estimation model.Type: ApplicationFiled: March 19, 2019Publication date: October 7, 2021Applicant: NEC CorporationInventors: Kouji OOSUGI, Tasuku YAMAGUCHI
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Publication number: 20210311133Abstract: According to the present disclosure, there is provided an indoor position estimation apparatus (100) including: a first acquisition unit (111) that acquires a target magnetic pattern indicating a result obtained by repeatedly measuring an indoor magnetic field by a position estimation target including a magnetic sensor; a first extraction unit (112) that extracts predetermined frequency components from the target magnetic pattern; and an estimation unit (113) that obtains an estimation result of an indoor position of the position estimation target by inputting data on the extracted frequency components into an estimation model obtained by machine learning.Type: ApplicationFiled: March 19, 2019Publication date: October 7, 2021Applicant: NEC CorporationInventors: Kouji OOSUGI, Tasuku YAMAGUCHI
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Patent number: 11039236Abstract: The accuracy of ear authentication is ensured over a range from an audible range to a non-audible range. An earphone includes a sound emitting unit, a sound collecting unit, a housing containing the sound emitting unit and the sound collecting unit, a sound hole formed inside the housing, the sound hole being configured to propagate an emitted sound to a predetermined direction and propagate a sound coming from the predetermined direction to the sound collecting unit, and an ear pad covering at least a part of the sound hole, in which an ear-pad side end face is configured so as not to project beyond a sound-hole side end face at least in the predetermined direction, the ear-pad side end face being an end face of the ear pad, the sound-hole side end face being an end face of the sound hole in the predetermined direction.Type: GrantFiled: May 23, 2017Date of Patent: June 15, 2021Assignee: NEC Platforms, Ltd.Inventors: Kohei Osugi, Kouji Oosugi, Takafumi Koshinaka
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Publication number: 20210103646Abstract: Provided are a personal authentication device performing accurate authentication immediately follow insertion an earphone/microphone device to wear, and preventing spoofing after authentication.Type: ApplicationFiled: April 28, 2017Publication date: April 8, 2021Applicants: NEC Corporation, NEC Platforms Ltd.Inventors: Takafumi KOSHINAKA, Kouji OOSUGI, Kohei OSUGI
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Publication number: 20200092628Abstract: The accuracy of ear authentication is ensured over a range from an audible range to a non-audible range. An earphone includes a sound emitting unit, a sound collecting unit, a housing containing the sound emitting unit and the sound collecting unit, a sound hole formed inside the housing, the sound hole being configured to propagate an emitted sound to a predetermined direction and propagate a sound coming from the predetermined direction to the sound collecting unit, and an ear pad covering at least a part of the sound hole, in which an ear-pad side end face is configured so as not to project beyond a sound-hole side end face at least in the predetermined direction, the ear-pad side end face being an end face of the ear pad, the sound-hole side end face being an end face of the sound hole in the predetermined direction.Type: ApplicationFiled: May 23, 2017Publication date: March 19, 2020Applicants: NEC Platforms, Ltd., NEC CORPORATIONInventors: Kohei OSUGI, Kouji OOSUGI, Takafumi KOSHINAKA
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Publication number: 20190197221Abstract: An authentication system that executes user authentication processing in accordance with an authentication request includes at least one first device. The first device has a biological information acquiring unit that is configured to acquire biological information of a user, and a first authentication unit that outputs an authentication result of which the user is authenticated, based on the biological information. The authentication system includes a second device that is configured to communicate with the first device. The second device has an information acquiring-storing unit that is able to store identification information of the first device beforehand, a determination unit that is configured to determine whether the first device is registered, and a second authentication unit that is configured to perform user authentication, in accordance with an authentication result output by the first authentication unit, when the determination unit determines that the first device is registered.Type: ApplicationFiled: December 10, 2018Publication date: June 27, 2019Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, NEC CORPORATIONInventors: Hiroki OKADA, Ryuta ATSUMI, Satoshi FUJISAKI, Daisuke HIROKI, Shinpei ASAI, Kouji OOSUGI