Patents by Inventor Toru Nakagawa
Toru Nakagawa 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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Publication number: 20240109326Abstract: A liquid ejection head includes a print element substrate including multiple ejection openings, pressure chambers, a common flow path, and pumps, the pumps being configured to circulate liquid between the common flow path and the pressure chamber; and a flow path member laminated to the print element substrate. The flow path member includes a supply flow path and a collection flow path, the supply flow path being configured to supply liquid to the print element substrate, and the collection flow path being configured to collect liquid that is not ejected. The supply flow path and the collection flow path have liquid connection with the same common flow path. A circulating pump generates a flow of liquid flowing in an order of the supply flow path, the common flow path, and the collection flow path, the circulating pump being provided at a position different from the print element substrate.Type: ApplicationFiled: December 8, 2023Publication date: April 4, 2024Inventors: Kazuhiro Yamada, Yoshiyuki Nakagawa, Toru Nakakubo, Ryo Kasai, Takuro Yamazaki
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Publication number: 20230409185Abstract: It is possible for a user to measure his/her head-related transfer characteristics with high accuracy. There is provided an information processing device 10 including: an interface control unit 140 that controls a user interface related to measurement of a head-related transfer function of a user, in which the interface control unit controls an output of guide information guiding a direction of a head of the user to a designated direction. In addition, there is provided an information processing method including: controlling a user interface related to measurement of a head-related transfer function of a user by a processor 871, in which the controlling of the user interface further includes controlling an output of guide information guiding a direction of a head of the user to a designated direction.Type: ApplicationFiled: September 6, 2023Publication date: December 21, 2023Applicant: Sony Group CorporationInventors: Koyuru Okimoto, Toru Nakagawa, Tetsu Magariyachi
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Publication number: 20230388732Abstract: The present technology relates to an information processing apparatus, an information processing method, and a program capable of reproducing a sound pressure of a playback sound in a measurement environment. An information processing apparatus according to one aspect of the present technology records sound pressure reproduction data used to reproduce sound pressure of a speaker as a sound pressure when outputting a playback sound obtained by playback processing using transfer characteristics of sound in a measurement environment where the speaker is installed from an output apparatus prepared in a playback environment together with transfer characteristic data representing the transfer characteristics. The present technology can be applied to a system that performs audio mixing of contents such as movies.Type: ApplicationFiled: October 22, 2021Publication date: November 30, 2023Applicant: Sony Group CorporaionInventors: Akihito Nakai, Toru Nakagawa, Masashi Fujihara
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Publication number: 20230370801Abstract: An information processing device according to an aspect of the present technology includes a storage unit that stores HRTF data corresponding to a plurality of positions based on a listening position, and a sound image localization processing unit that performs a sound image localization process based on the HRTF data corresponding to a position, in a virtual space, of a participant participating in a conversation via a network and sound data of the participant. The present technology can be applied to a computer that performs remote conference.Type: ApplicationFiled: September 10, 2021Publication date: November 16, 2023Applicants: Sony Group Corporation, Sony Interactive Entertainment Inc.Inventors: Takuto Onishi, Keiichi Kitahara, Isamu Terasaka, Masashi Fujihara, Toru Nakagawa
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Patent number: 11775164Abstract: It is possible for a user to measure his/her head-related transfer characteristics with high accuracy. There is provided an information processing device 10 including: an interface control unit 140 that controls a user interface related to measurement of a head-related transfer function of a user, in which the interface control unit controls an output of guide information guiding a direction of a head of the user to a designated direction. In addition, there is provided an information processing method including: controlling a user interface related to measurement of a head-related transfer function of a user by a processor 871, in which the controlling of the user interface further includes controlling an output of guide information guiding a direction of a head of the user to a designated direction.Type: GrantFiled: September 25, 2019Date of Patent: October 3, 2023Assignee: Sony CorporationInventors: Koyuru Okimoto, Toru Nakagawa, Tetsu Magariyachi
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Patent number: 11743671Abstract: The present disclosure relates to a signal processing device, a signal processing method, and a program that make it possible to readily achieve personalization of head-related transfer functions in all bands. A synthesis unit generates a third head-related transfer function by synthesizing a characteristic of a first band extracted from a first head-related transfer function of a user and a characteristic of a second band other than the first band extracted from a second head-related transfer function measured in a second measurement environment different from a first measurement environment in which the first head-related transfer function is measured. The present disclosure may be applied to, for example, a mobile terminal such as a smartphone.Type: GrantFiled: August 2, 2019Date of Patent: August 29, 2023Assignee: SONY CORPORATIONInventors: Hironori Satou, Toru Nakagawa, Tetsu Magariyachi, Koyuru Okimoto
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Publication number: 20230247384Abstract: The present feature relates to an information processing device, an output control method, and a program that allow a sense of distance about a sound source to be appropriately reproduced. An information processing device according to the present feature causes a speaker provided in a listening space to output sound of a prescribed sound source which constitutes the audio of a content and an output device for each listener to output sound of a virtual sound source different from the prescribed sound source, wherein the sound of the virtual sound source is generated by processing using a transfer function corresponding to a sound source position. The present disclosure is applicable to an acoustic processing system in a movie theater.Type: ApplicationFiled: June 18, 2021Publication date: August 3, 2023Applicant: Sony Group CorporationInventors: Koyuru Okimoto, Toru Nakagawa, Masashi Fujihara
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Publication number: 20230179946Abstract: Sound is flexibly reproduced. A sound processing device (10) according to an embodiment includes: an acquisition part (111) that acquires parameters relating to a way of sounding of sound from first sound data obtained by actual measurement; an adjustment part (1121) that adjusts the parameters in accordance with a space for reproduction; a synthesis part (1122) that generates third sound data from second sound data on the basis of parameters having been adjusted by the adjustment part (1121); and an output part (113) that reproduces the third sound data.Type: ApplicationFiled: March 9, 2021Publication date: June 8, 2023Inventors: KOYURU OKIMOTO, TORU NAKAGAWA, MASASHI FUJIHARA
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Patent number: 11477556Abstract: Provided is a sound collecting device in which sound is favorably input to a sound collecting unit. The sound collecting device includes an attachment portion that has a sound collecting unit attached and is adapted to be inserted into an external ear canal, a holding portion adapted to be inserted into the external ear canal and hold the attachment portion at a predetermined position in the external ear canal, and a wearing portion that is positioned on an opposite side of the attachment portion while interposing the holding portion and adapted to be at least partly engaged with an auricle, in which the attachment portion and the holding portion do not block the external ear canal and have acoustic transparency. Further, the attachment portion and the holding portion are positioned in the ear in a state of not blocking the external ear canal.Type: GrantFiled: May 9, 2019Date of Patent: October 18, 2022Assignee: SONY CORPORATIONInventors: Ryutaro Watanabe, Tsutomu Toyoguchi, Toru Nakagawa, Go Igarashi
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Publication number: 20220312143Abstract: An acoustic processing apparatus (1) according to the present disclosure includes an acquisition unit (41), a storage unit (3), and a processing unit (42). The acquisition unit (41) acquires location information regarding a location viewed by a user who listens to an acoustic content. The storage unit (3) stores acoustic information (34) regarding acoustics at the location. The processing unit (42) converts an acoustic characteristic of the acoustic content into an acoustic characteristic in accordance with the location on the basis of the acoustic information (34) and regenerates a sound field.Type: ApplicationFiled: March 3, 2020Publication date: September 29, 2022Applicant: Sony Group CorporationInventors: Toru Nakagawa, Koyuru Okimoto
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Patent number: 11290835Abstract: An acoustic processing apparatus includes an acquisition section that acquires operation position information of a seat apparatus that operates following a movement of a user; and a sound image localization processor that performs sound image localization processing on an audio signal according to the operation position information acquired by the acquisition section, the audio signal being reproduced by a speaker unit provided to the seat apparatus.Type: GrantFiled: November 30, 2018Date of Patent: March 29, 2022Assignee: Sony CorporationInventors: Toru Nakagawa, Ryutaro Watanabe, Tetsunori Itabashi, Shigetoshi Hayashi
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Publication number: 20220027033Abstract: It is possible for a user to measure his/her head-related transfer characteristics with high accuracy. There is provided an information processing device 10 including: an interface control unit 140 that controls a user interface related to measurement of a head-related transfer function of a user, in which the interface control unit controls an output of guide information guiding a direction of a head of the user to a designated direction. In addition, there is provided an information processing method including: controlling a user interface related to measurement of a head-related transfer function of a user by a processor 871, in which the controlling of the user interface further includes controlling an output of guide information guiding a direction of a head of the user to a designated direction.Type: ApplicationFiled: September 25, 2019Publication date: January 27, 2022Applicant: Sony CorporationInventors: Koyuru Okimoto, Toru Nakagawa, Tetsu Magariyachi
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Patent number: 11178488Abstract: The present invention is directed to reducing influence of crosstalk components by appropriately blocking a propagation path of the crosstalk components output from speakers that reproduce signals for right and left ears respectively. Provided is a contact member used in contact with a back and/or a back of a head of a listener. The contact member is installed with: a first speaker that reproduces a signal for the left ear and a second speaker that reproduces a signal for the right ear; and a propagation obstruction adapted to block a propagation path of crosstalk components output from the respective speakers.Type: GrantFiled: December 10, 2018Date of Patent: November 16, 2021Assignee: Sony CorporationInventors: Ryutaro Watanabe, Toru Nakagawa, Tetsunori Itabashi, Shigetoshi Hayashi, Toru Chinen, Asaya Hondo, Satoko Kitagawa
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Patent number: 11159886Abstract: To favorably reduce crosstalk components output from respective speakers that reproduce left and right ear signals. Directivity is given to a left ear signal and a right ear signal and the left ear signal and the right ear signal are reproduced by using at least two respective speakers arranged back-to-back to reduce crosstalk components. For example, the speaker may be a speaker installed in a headrest or a seat provided with the headrest. For example, the directivity given to the left ear signal and the directivity given to the right ear signal may be bidirectional directivity or unidirectional directivity.Type: GrantFiled: January 10, 2019Date of Patent: October 26, 2021Assignee: Sony CorporationInventors: Shigetoshi Hayashi, Ryutaro Watanabe, Tetsunori Itabashi, Toru Nakagawa, Takuma Domae
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Publication number: 20210297802Abstract: The present disclosure relates to a signal processing device, a signal processing method, and a program that make it possible to readily achieve personalization of head-related transfer functions in all bands. A synthesis unit generates a third head-related transfer function by synthesizing a characteristic of a first band extracted from a first head-related transfer function of a user and a characteristic of a second band other than the first band extracted from a second head-related transfer function measured in a second measurement environment different from a first measurement environment in which the first head-related transfer function is measured. The present disclosure may be applied to, for example, a mobile terminal such as a smartphone.Type: ApplicationFiled: August 2, 2019Publication date: September 23, 2021Inventors: HIRONORI SATOU, TORU NAKAGAWA, TETSU MAGARIYACHI, KOYURU OKIMOTO
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Publication number: 20210258670Abstract: Provided is a sound collecting device in which sound is favorably input to a sound collecting unit. The sound collecting device includes: an attachment portion that has a sound collecting unit attached and is adapted to be inserted into an external ear canal; a holding portion adapted to be inserted into the external ear canal and hold the attachment portion at a predetermined position in the external ear canal; and a wearing portion that is positioned on an opposite side of the attachment portion while interposing the holding portion and adapted to be at least partly engaged with an auricle, in which the attachment portion and the holding portion do not block the external ear canal and have acoustic transparency.Type: ApplicationFiled: May 9, 2019Publication date: August 19, 2021Inventors: RYUTARO WATANABE, TSUTOMU TOYOGUCHI, TORU NAKAGAWA, GO IGARASHI
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Publication number: 20210227326Abstract: The present invention is directed to reducing influence of crosstalk components by appropriately blocking a propagation path of the crosstalk components output from speakers that reproduce signals for right and left ears respectively. Provided is a contact member used in contact with a back and/or a back of a head of a listener. The contact member is installed with: a first speaker that reproduces a signal for the left ear and a second speaker that reproduces a signal for the right ear; and a propagation obstruction adapted to block a propagation path of crosstalk components output from the respective speakers.Type: ApplicationFiled: December 10, 2018Publication date: July 22, 2021Applicant: Sony CorporationInventors: Ryutaro Watanabe, Toru Nakagawa, Tetsunori Itabashi, Shigetoshi Hayashi, Toru Chinen, Asaya Hondo, Satoko Kitagawa
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Publication number: 20210037333Abstract: An acoustic processing apparatus includes an acquisition section that acquires operation position information of a seat apparatus that operates following a movement of a user; and a sound image localization processor that performs sound image localization processing on an audio signal according to the operation position information acquired by the acquisition section, the audio signal being reproduced by a speaker unit provided to the seat apparatus.Type: ApplicationFiled: November 30, 2018Publication date: February 4, 2021Applicant: Sony CorporationInventors: Toru Nakagawa, Ryutaro Watanabe, Tetsunori Itabashi, Shigetoshi Flayashi
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Publication number: 20200374631Abstract: To favorably reduce crosstalk components output from respective speakers that reproduce left and right ear signals. Directivity is given to a left ear signal and a right ear signal and the left ear signal and the right ear signal are reproduced by using at least two respective speakers arranged back-to-back to reduce crosstalk components. For example, the speaker may be a speaker installed in a headrest or a seat provided with the headrest. For example, the directivity given to the left ear signal and the directivity given to the right ear signal may be bidirectional directivity or unidirectional directivity.Type: ApplicationFiled: January 10, 2019Publication date: November 26, 2020Applicant: Sony CorporationInventors: Shigetoshi Hayashi, Ryutaro Watanabe, Tetsunori Itabashi, Toru Nakagawa, Takuma Domae
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Publication number: 20200367005Abstract: A sound image localization processing section 41 performs sound signal processing for localizing a sound image of reproduction sound on a sound signal supplied from a sound source section 20. A control section 46 controls the sound signal processing performed by the sound image localization processing section, on the basis of posture tilt information that is generated by a posture tilt information generation section 30 and that indicates tilt of listening posture of a listener, and adjusts a localization position of the sound image in accordance with the tilt of the listening posture. For example, the localization position of the sound image is adjusted in an upward direction in accordance with tilt of the listening posture of the listener in a front direction, and the localization position of the sound image is adjusted in a downward direction in accordance with tilt of the listening posture in a rear direction.Type: ApplicationFiled: October 25, 2018Publication date: November 19, 2020Applicant: Sony CorporationInventors: Tetsunori ITABASHI, Shigetoshi HAYASHI, Toru NAKAGAWA, Ryutaro WATANABE