Patents by Inventor Toshiyuki Matsumura
Toshiyuki Matsumura 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: 20240161771Abstract: In an information processing system, an estimation as to whether a sound collected by a microphone is steady sound or non-steady sound is executed, sound information estimated to indicate the non-steady sound is transmitted to a server as output sound information when it is estimated that it is the non-steady sound, and the server acquires the output sound information, and estimates an action of a person from a resulting output obtained by inputting the output sound information to a second trained model indicative of a relevance between the output sound information and action information on an action of a user.Type: ApplicationFiled: January 24, 2024Publication date: May 16, 2024Applicant: Panasonic Intellectual Property Corporation of AmericaInventors: Taketoshi NAKAO, Toshiyuki MATSUMURA
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Patent number: 11962963Abstract: An earbud includes: a speaker unit which generates a sound wave; a first housing which houses the speaker unit, and has a first opening which faces a sound wave generation surface of the speaker unit; a sound conduit having one end connected to the first opening; an ear plug which is attached to the other end of the sound conduit, the ear plug being inserted into the ear canal; and an air conduit which is disposed so as to penetrate the ear plug and the first housing, the air conduit being disposed independently from the sound conduit.Type: GrantFiled: August 11, 2021Date of Patent: April 16, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICAInventor: Toshiyuki Matsumura
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Publication number: 20240103161Abstract: This acoustic active sensor device comprises: a camera unit; an acoustic actuator having a sound generation unit that generates a sound; and a sound detection unit having a plurality of microphones which detect a reflective sound of the sound generated by the sound generation unit. The sound generation unit and the sound detection unit are disposed around the outer circumference of the camera unit and are centered thereon.Type: ApplicationFiled: December 5, 2023Publication date: March 28, 2024Applicant: Panasonic Intellectual Property Corporation of AmericaInventor: Toshiyuki MATSUMURA
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Patent number: 11927570Abstract: According to one embodiment, an estimation device includes a processor. The processor accepts information. The information is acquired by each of a plurality of ultrasonic sensors transmitting an ultrasonic wave in a second direction toward a weld portion and receiving a reflected wave. The ultrasonic sensors are arranged in a first direction. The second direction crosses the first direction. The processor estimates a range of the weld portion in the second direction based on an intensity distribution of the reflected wave in the second direction. The processor calculates a centroid position of an intensity distribution of the reflected wave in the first direction for each of a plurality of points in the second direction, and estimates a range of the weld portion in the first direction based on a plurality of the centroid positions.Type: GrantFiled: September 22, 2022Date of Patent: March 12, 2024Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Masahiro Saito, Yasunori Chiba, Akira Ushijima, Toshiyuki Ono, Atsushi Matsumura
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PAPER JAM INDICATION ESTIMATION DEVICE, PAPER JAM INDICATION ESTIMATION METHOD, AND RECORDING MEDIUM
Publication number: 20240059516Abstract: A paper jam indication estimation device estimates an indication that a paper jam will occur in a paper feed device, and includes: a sound collector that collects a friction sound produced between sheets of paper when the paper is fed into the paper feed device from a holder holding a plurality of sheets of the paper; an estimator that, based on an output result obtained by inputting information pertaining to the friction sound into a trained model that is a machine learning model which has been trained, estimates a presence or absence of an indication that a paper jam will occur in the paper feed device; and an outputter that, when the estimator estimates that the indication that a paper jam will occur is present, outputs, to the paper feed device, a signal that stops the paper from being fed into the paper feed device.Type: ApplicationFiled: October 17, 2023Publication date: February 22, 2024Inventors: Madoka WADA, Toshiyuki MATSUMURA -
Publication number: 20230362552Abstract: A sound measuring device includes: a light source that emits a laser beam; a frame including at least one reflective surface that faces a predetermined space through which sound travels, and transversely surrounds the predetermined space with respect to a sound propagation direction; and a light receiver that receives the laser beam multiply reflected by the at least one reflective surface. The at least one reflective surface is disposed to multiply reflect and cross the laser beam in the predetermined space as viewed from the sound propagation direction.Type: ApplicationFiled: July 13, 2023Publication date: November 9, 2023Inventors: Risako TANIGAWA, Toshiyuki MATSUMURA, Yuki TERASHIMA
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Patent number: 11741932Abstract: An unmanned aircraft includes: rotor blades; a duct that shrouds the rotor blades and through which airflow generated by rotation of the rotor blades passes; and a processor that controls rotation of the rotor blades. The height to width ratio of an inner space of the duct in which the rotor blades are shrouded is at least 0.5.Type: GrantFiled: January 4, 2022Date of Patent: August 29, 2023Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Stephen William John, Toshiyuki Matsumura, Kazunobu Konishi, Katsuhiko Asai, Shunsuke Kuhara
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Publication number: 20220353606Abstract: A sound pickup device includes a diaphragm that vibrates according to an acoustic pressure of input sound, an acoustic member having a sound channel formed to guide sound to the diaphragm, and a Helmholtz resonator having an opening formed in a wall surface surrounding the sound channel, in which the diaphragm is disposed inside a microphone in which a sound hole is formed, the acoustic member includes: a first substrate that has a through hole formed at the same position as the sound hole, and is attached to the microphone; and a second substrate that has the sound channel formed at a position corresponding to the through hole, and is attached to the first substrate.Type: ApplicationFiled: July 18, 2022Publication date: November 3, 2022Applicant: Panasonic Intellectual Property Corporation of AmericaInventors: Yuki TERASHIMA, Toshiyuki MATSUMURA
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Publication number: 20220328061Abstract: An action estimation device includes: an obtainer that obtains sound information pertaining to an inaudible sound, the inaudible sound being a sound in an ultrasonic band collected by a sound collector; and an estimator that estimates an output result, obtained by inputting the sound information obtained by the obtainer into a trained model indicating a relationship between the sound information and action information pertaining to an action of a person, as the action information of the person.Type: ApplicationFiled: June 21, 2022Publication date: October 13, 2022Inventors: Taketoshi NAKAO, Toshiyuki MATSUMURA, Tatsumi NAGASHIMA, Tetsuji FUCHIKAMI
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Publication number: 20220322014Abstract: An optical microphone includes: a light source; a first optical divider dividing light from the light source into reference light and measurement light; a second optical divider dividing the measurement light into N measurement light beams; a first emitter emitting the N measurement light beams from different positions toward a predetermined space; a first light receiver receiving the N measurement light beams having propagated through the space; a third optical divider dividing the reference light into N reference light beams; N optical couplers coupling the N measurement light beams with the N reference light beams on a one-to-one basis; N optical detectors receiving N coupled light beams and each detecting interference between the measurement light beam and the reference light beam in the corresponding coupled light beam; and a controller controlling directionality of sound pickup by performing signal processing on N detection signals from the N optical detectors.Type: ApplicationFiled: June 22, 2022Publication date: October 6, 2022Inventors: Toshiyuki MATSUMURA, Yuki TERASHIMA
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Publication number: 20220314917Abstract: An occupied seat detection device includes: at least one receiver that is disposed in a space including a plurality of seats and receives at least one of sound generated inside the space or sound generated outside the space; an acoustic characteristics analyzer that calculates, from a signal received by the at least one receiver, temporal characteristics or frequency characteristics of the sound in the space; and a detector that detects whether an occupant is present or whether an occupied seat is present inside the space, based on the temporal characteristics or the frequency characteristics calculated by the acoustic characteristics analyzer, and outputs a detection result.Type: ApplicationFiled: June 14, 2022Publication date: October 6, 2022Inventors: Yuki TERASHIMA, Toshiyuki MATSUMURA
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Publication number: 20220306418Abstract: A paper jam indication detection device is a paper jam indication detection device that detects an indication that a paper jam will occur in a paper feed device, the paper jam indication detection device including: a sound collector that collects a friction sound produced by friction between a plurality of sheets of paper when the paper is fed from a holder holding the plurality of sheets of the paper; an indication detector that detects an indication that a paper jam will occur in the paper feed device based on a decrease in the friction sound collected by the sound collector; and a signal outputter that, when the indication is detected by the indication detector, outputs, to the paper feed device, a signal for stopping the paper from being fed from the holder.Type: ApplicationFiled: June 13, 2022Publication date: September 29, 2022Inventors: Madoka WADA, Toshiyuki MATSUMURA
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Publication number: 20220122576Abstract: An unmanned aircraft includes: rotor blades; a duct that shrouds the rotor blades and through which airflow generated by rotation of the rotor blades passes; and a processor that controls rotation of the rotor blades. The height to width ratio of an inner space of the duct in which the rotor blades are shrouded is at least 0.5.Type: ApplicationFiled: January 4, 2022Publication date: April 21, 2022Inventors: Stephen William JOHN, Toshiyuki MATSUMURA, Kazunobu KONISHI, Katsuhiko ASAI, Shunsuke KUHARA
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Publication number: 20210377644Abstract: An earbud includes: a speaker unit which generates a sound wave; a first housing which houses the speaker unit, and has a first opening which faces a sound wave generation surface of the speaker unit; a sound conduit having one end connected to the first opening; an ear plug which is attached to the other end of the sound conduit, the ear plug being inserted into the ear canal; and an air conduit which is disposed so as to penetrate the ear plug and the first housing, the air conduit being disposed independently from the sound conduit.Type: ApplicationFiled: August 11, 2021Publication date: December 2, 2021Applicant: Panasonic Intellectual Property Corporation of AmericaInventor: Toshiyuki MATSUMURA
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Patent number: 11057699Abstract: A speaker device includes a speaker that outputs sound, a horn that emits sound output from the speaker, and a slit opening that is formed on a front surface of the horn, a vertical side of the slit opening being longer than a horizontal side of the slit opening. It is possible to prevent reflection of unnecessary sound in a vertical direction and enhance sound reproduction performance in a horizontal direction.Type: GrantFiled: February 3, 2020Date of Patent: July 6, 2021Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICAInventors: Atsushi Sakaguchi, Toshiyuki Matsumura
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Publication number: 20200260178Abstract: A speaker device includes a speaker that outputs sound, a horn that emits sound output from the speaker, and a slit opening that is formed on a front surface of the horn, a vertical side of the slit opening being longer than a horizontal side of the slit opening. It is possible to prevent reflection of unnecessary sound in a vertical direction and enhance sound reproduction performance in a horizontal direction.Type: ApplicationFiled: February 3, 2020Publication date: August 13, 2020Applicant: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICAInventors: Atsushi SAKAGUCHI, Toshiyuki MATSUMURA
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Patent number: 10743099Abstract: Provided is an area reproduction system including a reproduction unit including a speaker array, a processing unit that processes a reproduction sound to be output from each of a plurality of speakers included the speaker array, based on a control line including a reproduction line that strengthens a sound wave radiated from the speaker array and a non-reproduction line that weakens the sound wave, so that an audio beam of a predetermined sound pressure or more is radiated only to the reproduction line, the control line being substantially parallel with the speaker array and being set in a position separated from the speaker array, and a directional angle control unit that adjusts a phase of the reproduction sound so that a radiating direction of the audio beam is deflected by a specified angle, in which each of the plurality of speakers outputs the processed and adjusted reproduction sound.Type: GrantFiled: June 26, 2019Date of Patent: August 11, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICAInventors: Atsushi Sakaguchi, Toshiyuki Matsumura
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Patent number: 10735852Abstract: A speaker system includes a speaker unit that outputs sound, a cabinet having a wall to which the speaker unit is attached, and an acoustic transmission tube that is disposed inside the cabinet and has an open end and a closed end, the acoustic transmission tube having an aperture in a side wall.Type: GrantFiled: February 4, 2019Date of Patent: August 4, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICAInventors: Toshiyuki Matsumura, Shuji Saiki
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Publication number: 20200015001Abstract: Provided is an area reproduction system including a reproduction unit including a speaker array, a processing unit that processes a reproduction sound to be output from each of a plurality of speakers included the speaker array, based on a control line including a reproduction line that strengthens a sound wave radiated from the speaker array and a non-reproduction line that weakens the sound wave, so that an audio beam of a predetermined sound pressure or more is radiated only to the reproduction line, the control line being substantially parallel with the speaker array and being set in a position separated from the speaker array, and a directional angle control unit that adjusts a phase of the reproduction sound so that a radiating direction of the audio beam is deflected by a specified angle, in which each of the plurality of speakers outputs the processed and adjusted reproduction sound.Type: ApplicationFiled: June 26, 2019Publication date: January 9, 2020Inventors: Atsushi SAKAGUCHI, Toshiyuki MATSUMURA
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Patent number: 10491984Abstract: Provided is a loudspeaker device that can improve sound quality. The loudspeaker device includes: a loudspeaker housing; a first loudspeaker unit provided in a first wall of the loudspeaker housing; and an acoustic tube communicating an inside and an outside of the loudspeaker housing to each other. The acoustic tube has a predetermined length, and is accommodated in the loudspeaker housing and is helically shaped.Type: GrantFiled: August 8, 2016Date of Patent: November 26, 2019Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Kazuki Honda, Takafumi Yuasa, Akihisa Kawamura, Toshiyuki Matsumura, Shuji Saiki, Satoshi Takayama, Suemei Fukuhara, Isao Kuramitsu, Ippei Kiyama