Patents by Inventor Kohei Asada

Kohei Asada 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).

  • Publication number: 20200137476
    Abstract: Provided is a sound output apparatus that is used by being worn in the vicinity of the ear of a listener and is capable of outputting sound over a wide frequency band. The sound output apparatus includes: a first sound generation unit configured to generate a low frequency band; a sound guiding unit with a hollow structure, having one end coupled to the first sound generation unit, and the other end as a sound emission unit including an open end; and a second sound generation unit that is disposed at a place closer to the sound emission unit than the first sound generation unit and generates a high frequency band. It is preferable that the sound guiding unit have a joint unit that takes in the sound from the second sound generation unit and a section from the joint unit to the sound emission unit have a low impedance.
    Type: Application
    Filed: May 1, 2018
    Publication date: April 30, 2020
    Applicant: Sony Corporation
    Inventors: Naoki Shinmen, Go Igarashi, Kohei Asada
  • Patent number: 10607625
    Abstract: There is provided a storage control device including: a filter detecting unit configured to detect a voice signal estimation filter for estimating a first voice signal heard by a specific user himself/herself; an estimation unit configured to estimate the first voice signal heard by the specific user himself/herself, on the basis of a voice signal including a second voice signal of the specific user collected by an air conduction sound collecting unit in accordance with the voice signal estimation filter detected by the filter detecting unit; and a storage control unit configured to cause a storage unit to store the first voice signal estimated by the estimation unit.
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: March 31, 2020
    Assignee: SONY CORPORATION
    Inventors: Yoichiro Sako, Kohei Asada, Katsuhisa Aratani, Mitsuru Takehara, Takatoshi Nakamura, Kazunori Hayashi, Takayasu Kon, Yuki Koga, Tomoya Onuma, Akira Tange, Kazuyuki Sakoda, Yasunori Kamada, Hiroyuki Hanaya, Kazuhiro Watanabe
  • Patent number: 10607592
    Abstract: A noise reducing device includes: an acoustic-to-electric conversion section for collecting noise and outputting an analog noise signal; an analog-to-digital conversion section for converting the analog noise signal into a digital noise signal; and a digital processing section for generating a digital noise reducing signal on a basis of the digital noise signal and a desired parameter. The device further includes: a retaining section for retaining a plurality of parameters corresponding to a plurality of kinds of noise characteristics; a setting section for setting one of the plurality of parameters as the desired parameter of the digital processing section; a digital-to-analog conversion section for converting the digital noise reducing signal into an analog noise reducing signal; and an electric-to-acoustic conversion section for outputting noise reducing sound on a basis of the analog noise reducing signal.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: March 31, 2020
    Assignee: SONY CORPORATION
    Inventor: Kohei Asada
  • Publication number: 20200068284
    Abstract: Provided is a wearable device that is worn on a human ear and mainly outputs or inputs sound. The outer casing 110 is formed into an elongated shape so as to fit the cymba conchae 306 formed between the antihelix inferior crus 302b and the crus helicis 309. The sound generating unit 120 includes a vibration element 121 and a weight 122. The vibration element 121 has an elongated shape along the longitudinal direction of the outer casing 110, and has one end fixed to the inner wall of the outer casing 110, and the other end to which a weight 122 is attached, the other hand being an open end. By applying an alternating electric field to the vibration element 121, vibration corresponding to audio is generated.
    Type: Application
    Filed: November 1, 2019
    Publication date: February 27, 2020
    Inventors: GO IGARASHI, KOHEI ASADA, KOJI NAGENO
  • Publication number: 20200043459
    Abstract: [Object] To provide a structure that can effectively reduce a noise containing a component varying in characteristic. [Solution] A signal processing apparatus including: a signal processing section configured to generate a first noise reduction signal using an adaptive filter on the basis of a signal output from a first input apparatus, and cause the generated first noise reduction signal to be output by a first output apparatus, and generate a second noise reduction signal using a fixed filter on the basis of a signal output from a second input apparatus, and cause the generated second noise reduction signal to be output by a second output apparatus.
    Type: Application
    Filed: July 26, 2017
    Publication date: February 6, 2020
    Applicant: Sony Corporation
    Inventors: Tetsunori Itabashi, Kohei Asada, Shigetoshi Hayashi, Kenichi Makino, Kazuma Yoshii
  • Publication number: 20200035212
    Abstract: [Object] To shorten a time until an effect is obtained after start of an adaptive process mode on an ambient sound. [Solution] Provided is a signal processing device including: a noise cancellation processing unit configured to generate a noise cancellation signal on the basis of a collected ambient sound; a signal processing unit configured to generate an ambient sound adapted signal by performing dynamic analysis related to a feature of the ambient sound and filtering the ambient sound; and a control unit configured to control a plurality of modes related to signal processing. The plurality of modes includes a first mode in which acoustic reproduction based on the noise cancellation signal is performed and a second mode in which acoustic reproduction based on the noise cancellation signal and the ambient sound adapted signal is performed, and the signal processing unit continues the dynamic analysis even in the first mode.
    Type: Application
    Filed: June 30, 2017
    Publication date: January 30, 2020
    Applicant: Sony Corporation
    Inventors: Yushi Yamabe, Kyosuke Matsumoto, Kohei Asada
  • Publication number: 20200005099
    Abstract: There is provided a display control system including a plurality of display units, an imaging unit configured to capture a subject, a predictor configured to predict an action of the subject according to a captured image captured by the imaging unit, a guide image generator configured to generate a guide image that guides the subject according to a prediction result from the predictor, and a display controller configured to, on the basis of the prediction result from the predictor, select a display unit capable of displaying an image at a position corresponding to the subject from the plurality of display units, and to control the selected display unit to display the guide image at the position corresponding to the subject.
    Type: Application
    Filed: August 12, 2019
    Publication date: January 2, 2020
    Inventors: Kazuhiro Watanabe, Yoichiro Sako, Akira Tange, Kazuyuki Sakoda, Kohei Asada, Takatoshi Nakamura, Mitsuru Takehara, Yasunori Kamada, Takayasu Kon, Kazunori Hayashi, Hiroyuki Hanaya, Yuki Koga, Tomoya Onuma
  • Patent number: 10524036
    Abstract: Provided is a wearable device that is worn on a human ear and mainly outputs or inputs sound. The outer casing 110 is formed into an elongated shape so as to fit the cymba conchae 306 formed between the antihelix inferior crus 302b and the crus helicis 309. The sound generating unit 120 includes a vibration element 121 and a weight 122. The vibration element 121 has an elongated shape along the longitudinal direction of the outer casing 110, and has one end fixed to the inner wall of the outer casing 110, and the other end to which a weight 122 is attached, the other hand being an open end. By applying an alternating electric field to the vibration element 121, vibration corresponding to audio is generated.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: December 31, 2019
    Assignee: SONY CORPORATION
    Inventors: Go Igarashi, Kohei Asada, Koji Nageno
  • Patent number: 10516376
    Abstract: A signal processing apparatus includes a control section, a signal processing section connected with a plurality of signal processing elements and performs signal processing for enhancing or attenuating an input signal in a specific frequency band, and a crossfade signal section including a crossfade signal processing element capable of replacing at least one of the signal processing elements, wherein the control section controls any one of the signal processing elements among the plurality of signal processing elements, and the crossfade signal processing element, to crossfade to the crossfade signal processing element having the signal processing element as a new characteristic, to perform processing for replacing any one of the signal processing elements by the crossfade signal processing element, and to perform the processing on remaining signal processing elements of the plurality of signal processing elements in the signal processing section.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: December 24, 2019
    Assignee: SONY CORPORATION
    Inventors: Yasunobu Murata, Kohei Asada
  • Publication number: 20190385585
    Abstract: A signal processing apparatus is provided which can suppress external noise without degrading an audio characteristic.
    Type: Application
    Filed: December 11, 2017
    Publication date: December 19, 2019
    Applicant: Sony Corporation
    Inventors: Yoshinori Tamori, Kohei Asada, Tetsunori Itabashi, Shinpei Tsuchiya
  • Patent number: 10495904
    Abstract: To provide a contact lens and a storage medium enabling a pair of contact lenses to operate in coordination with each other. Provided is a pair of contact lenses including: a pair of lens parts configured to be worn on respective eyeballs of both eyes; a first function unit provided to one of the pair of lens parts; and a second function unit provided to the other one of the pair of lens parts, the second function unit having a function different from a function of the first function unit.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: December 3, 2019
    Assignee: SONY CORPORATION
    Inventors: Yoichiro Sako, Kazunori Hayashi, Takatoshi Nakamura, Tomoya Onuma, Takayasu Kon, Akira Tange, Hiroyuki Hanaya, Masakazu Yajima, Kohei Asada
  • Patent number: 10488208
    Abstract: A communication system, a control method, and a storage medium, which can guide a user to an action for having the predetermined feeling in accordance with a feeling map. A communication system including: an acquisition unit configured to acquire present position information of a user; a guiding information generation unit configured to generate guiding information in accordance with the present position information and map information in which feeling data is mapped; and a supply unit configured to supply the guiding information to the user.
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: November 26, 2019
    Assignee: SONY CORPORATION
    Inventors: Takatoshi Nakamura, Akira Tange, Masakazu Yajima, Mitsuru Takehara, Yasunori Kamada, Katsuhisa Aratani, Kazunori Hayashi, Takayasu Kon, Kohei Asada, Kazuhiro Watanabe, Tsuyoshi Abiko, Yuki Koga, Tomoya Onuma
  • Publication number: 20190349681
    Abstract: To provide a sound pickup device which is worn on an ear of a user and used. A sound pickup device includes: a sound pickup part; and a holding part that includes a sound transmission part and is configured to hold the sound pickup part in an ear canal of a user. The holding part includes a ring body having an opening portion that serves as the sound transmission part, and one or more arms each of which has one end coupled to the ring body and another end supporting the sound pickup part. The ring body is inserted into a cavum concha of the user and is locked in a vicinity of an intertragic notch. The holding part holds the sound pickup part so that a microphone hole is oriented to outside of the ear canal and the microphone hole is positioned on a farther side of an entrance of the ear canal.
    Type: Application
    Filed: November 1, 2017
    Publication date: November 14, 2019
    Applicant: Sony Corporation
    Inventors: Go Igarashi, Toru Nakagawa, Naoki Shinmen, Tetsu Magariyachi, Homare Kon, Koyuru Okimoto, Kohei Asada
  • Patent number: 10448142
    Abstract: Disclosed is a signal processing apparatus including a surrounding sound signal acquisition unit, a NC (Noise Canceling) signal generation part, a cooped-up feeling elimination signal generation part, and an addition part. The surrounding sound signal acquisition unit is configured to collect a surrounding sound to generate a surrounding sound signal. The NC signal generation part is configured to generate a noise canceling signal from the surrounding sound signal. The cooped-up feeling elimination signal generation part is configured to generate a cooped-up feeling elimination signal from the surrounding sound signal. The addition part is configured to add together the generated noise canceling signal and the cooped-up feeling elimination signal at a prescribed ratio.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: October 15, 2019
    Assignee: SONY CORPORATION
    Inventors: Yasunobu Murata, Kohei Asada, Yushi Yamabe
  • Patent number: 10440475
    Abstract: [Object] To provide a signal processing device, a signal processing method, and a program. [Solution] The signal processing device includes: a first arithmetic processing unit that performs first suppressing processing for suppressing a first audio signal based on a first microphone on a basis of a second audio signal based on a second microphone; and a second arithmetic processing unit that performs second suppressing processing for suppressing the second audio signal on a basis of the first audio signal.
    Type: Grant
    Filed: August 22, 2016
    Date of Patent: October 8, 2019
    Assignee: Sony Corporation
    Inventors: Kenichi Makino, Kohei Asada, Keiichi Osako, Shigetoshi Hayashi
  • Patent number: 10438577
    Abstract: Provided is an information processing device including: a holding section configured to hold a card that stores personal information; and a main body that is provided with the holding section and connectable to a strap section including a sound collection unit and an acoustic output unit, in which the main body encloses a sound signal processing unit configured to process a sound acquired at least by the sound collection unit and a processing unit configured to execute predetermined processing on a basis of the personal information stored in the card held by the holding section.
    Type: Grant
    Filed: August 25, 2016
    Date of Patent: October 8, 2019
    Assignee: SONY CORPORATION
    Inventors: Yushi Yamabe, Kyosuke Matsumoto, Kohei Asada, Jo Wada, Satoshi Suzuki, Keiko Yabuki
  • Publication number: 20190297411
    Abstract: Disclosed is a signal processing apparatus including a surrounding sound signal acquisition unit, a NC (Noise Canceling) signal generation part, a cooped-up feeling elimination signal generation part, and an addition part. The surrounding sound signal acquisition unit is configured to collect a surrounding sound to generate a surrounding sound signal. The NC signal generation part is configured to generate a noise canceling signal from the surrounding sound signal. The cooped-up feeling elimination signal generation part is configured to generate a cooped-up feeling elimination signal from the surrounding sound signal. The addition part is configured to add together the generated noise canceling signal and the cooped-up feeling elimination signal at a prescribed ratio.
    Type: Application
    Filed: June 13, 2019
    Publication date: September 26, 2019
    Inventors: YASUNOBU MURATA, KOHEI ASADA, YUSHI YAMABE
  • Publication number: 20190266991
    Abstract: [Object] To provide a sound processing device capable of effectively reducing ambient noise at low cost. [Solution] Provided is a sound processing device including: a first sound collector configured to collect a first noise signal from a noise source of noise leaking into a casing mounted to a user's ear; a first signal processing unit configured to form a first noise reduction signal used to reduce noise at a cancellation point on the basis of the first noise signal; a second signal processing unit configured to form a second noise reduction signal used to reduce noise at a cancellation point with respect to a first pseudo noise signal; an adder configured to add the first noise reduction signal and the second noise reduction signal; and a sound emitter configured to emit an output of the adder into the casing as sound.
    Type: Application
    Filed: April 18, 2017
    Publication date: August 29, 2019
    Applicant: Sony Corporation
    Inventors: Shigetoshi Hayashi, Kohei Asada, Tetsunori Itabashi, Kazuma Yoshii, Mitsuhiro Suzuki, Shinpei Tsuchiya, Yushi Yamabe
  • Publication number: 20190248270
    Abstract: There is provided a mobile object including an imaging unit configured to capture a perimeter of the mobile object, a speaker configured to be capable of controlling directivity, a determination unit configured to determine whether the mobile object is in a driving mode, and a speaker control unit configured to control the speaker in the driving mode in a manner that predetermined audio is output toward a warning target that is recognized based on a captured image captured by the imaging unit, and to control the speaker in a non-driving mode in a manner that the predetermined audio is output in a non-directional way.
    Type: Application
    Filed: April 24, 2019
    Publication date: August 15, 2019
    Inventors: YOICHIRO SAKO, HIROSHI OKADA, KAZUHIRO WATANABE, KAZUYUKI SAKODA, HIROFUMI YUCHI, KOHEI ASADA
  • Publication number: 20190251946
    Abstract: A noise reducing device includes: an acoustic-to-electric conversion section for collecting noise and outputting an analog noise signal; an analog-to-digital conversion section for converting the analog noise signal into a digital noise signal; and a digital processing section for generating a digital noise reducing signal on a basis of the digital noise signal and a desired parameter. The device further includes: a retaining section for retaining a plurality of parameters corresponding to a plurality of kinds of noise characteristics; a setting section for setting one of the plurality of parameters as the desired parameter of the digital processing section; a digital-to-analog conversion section for converting the digital noise reducing signal into an analog noise reducing signal; and an electric-to-acoustic conversion section for outputting noise reducing sound on a basis of the analog noise reducing signal.
    Type: Application
    Filed: April 24, 2019
    Publication date: August 15, 2019
    Applicant: SONY CORPORATION
    Inventor: Kohei ASADA