Patents by Inventor Akihiko Suyama

Akihiko Suyama 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: 20230290324
    Abstract: A sound processing system includes an electronic musical instrument and a sound processing apparatus communicable with the instrument. The instrument includes an audio signal generator that generates an audio signal according to a user performance on the electronic musical instrument, a first signal processor that performs first effect processing on the audio signal to generate a first processed audio signal, a first sound emitter that emits a first performance sound component based on at least one of the first processed audio signal or a second processed audio signal, and a first audio signal output that outputs the audio signal.
    Type: Application
    Filed: March 7, 2023
    Publication date: September 14, 2023
    Inventors: Yoshimasa ISOZAKI, Ryotaro AOKI, Akihiko SUYAMA
  • Publication number: 20230199425
    Abstract: An audio signal output method is provided. The audio signal output method includes acquiring audio data including an audio signal and sound source location information indicating a location of a sound source, acquiring the audio data and the sound source location information from the acquired audio data, performing sound image localization processing of a head-related transfer function on the acquired audio signal based on the acquired sound source location information, outputting the processed audio signal to an earphone, and outputting the acquired audio signal that has not been performed with sound image localization processing to a speaker, in a state where the location of the sound source indicated by the sound source location information is in a predetermined location.
    Type: Application
    Filed: November 22, 2022
    Publication date: June 22, 2023
    Inventor: Akihiko SUYAMA
  • Publication number: 20230199426
    Abstract: An audio signal output method is provided. The audio signal output method includes acquiring audio data including a plurality of audio signals corresponding respectively to a plurality of channels, applying a head-related transfer function, which localizes a sound image to a location determined for each of the plurality of channels to each of the plurality of audio signals, outputting first audio signals that have been applied with the head-related transfer functions, among the plurality of audio signals, to an earphone, and outputting the audio signal of one channel corresponding to a location that is in front of a top of a listener's head, among the plurality of audio signals, to a speaker.
    Type: Application
    Filed: November 28, 2022
    Publication date: June 22, 2023
    Inventor: Akihiko SUYAMA
  • Publication number: 20230109762
    Abstract: A video signal processing method according to an embodiment includes receiving first data, generating second data by converting the first data into an RGB value, receiving a first video signal including an RGB value for each pixel, generating a second video signal from the first video signal by replacing an RGB value of a pixel in a first area in the first video signal with the RGB value of the second data, and outputting the second video signal
    Type: Application
    Filed: October 5, 2022
    Publication date: April 13, 2023
    Inventor: Akihiko SUYAMA
  • Publication number: 20230105037
    Abstract: An audio signal processing method includes receiving an audio signal and an input target data, determining a predetermined reference input value, calculating a relative input value with respect to the predetermined reference input value, superimposing the audio signal with the predetermined reference input value on a first frequency domain of the audio signal and the relative input value on a second frequency domain, and sending the superimposed audio signal.
    Type: Application
    Filed: September 30, 2022
    Publication date: April 6, 2023
    Inventor: Akihiko SUYAMA
  • Patent number: 11609783
    Abstract: A signal processor and a signal processing method thereof. The signal processor obtain a first audio signal of a first channel, obtains a second audio signal of a second channel. The signal processor performs a first signal processing on the input first audio signal. The signal processor, when it does not obtain the second audio signal, performs a second signal processing on the input first audio signal having undergone the first signal processing and output a further processed first audio signal.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: March 21, 2023
    Assignee: YAMAHA CORPORATION
    Inventors: Ryotaro Aoki, Akihiko Suyama, Tatsuya Fukuyama
  • Patent number: 11580487
    Abstract: A controller includes at least one processor that implements the instructions to execute a plurality of tasks. The plurality of tasks includes a management table obtaining task that obtains, from the management table including first information indicating a region and second information indicating a country or a region, a destination information obtaining task that obtains third information indicating a region of a shipping destination to which the terminal device is to be shipped, a first specifying task that specifies a first function, a determining task that determines whether a second function, with reference to the second information, needs to be specified, an estimation information obtaining task that in a case where the second function is determined to be necessary, obtains estimation information corresponding to the second information from an external device, and a second specifying task that specifies the second function.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: February 14, 2023
    Assignee: YAMAHA CORPORATION
    Inventors: Kazuya Mushikabe, Keisuke Tsukada, Akihiko Suyama, Shinichiro Kato
  • Patent number: 11574631
    Abstract: Provided is a device control system configured to: acquire user setting relating to a device; generate a phrase for controlling the device based on the acquired user setting; and output data for displaying the generated phrase.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: February 7, 2023
    Assignee: YAMAHA CORPORATION
    Inventors: Akihiko Suyama, Kazuya Mushikabe, Keisuke Tsukada
  • Publication number: 20220284664
    Abstract: An image display system includes an image information acquisition unit and a display control unit. The image information acquisition unit is configured to acquire image information. The display control unit is configured to display a virtual space in which a target image corresponding to the image information is displayed, and to control light to be emitted by a virtual lighting device provided in the virtual space based on state information indicating a state of a target space indicated in the target image.
    Type: Application
    Filed: March 2, 2022
    Publication date: September 8, 2022
    Inventor: Akihiko SUYAMA
  • Publication number: 20220240150
    Abstract: A wireless communication device includes an information wireless communication unit configured to transmit control information by a first wireless communication method; a sound signal transmission unit configured to transmit a sound signal by a second wireless communication method; and a selection controller configured to select any one or both of a first transmission processing of transmitting the control information from the information wireless communication unit by the first wireless communication method and a second transmission processing of embedding the control information in the sound signal and transmitting the control information from the sound signal transmission unit by the second wireless communication method.
    Type: Application
    Filed: January 7, 2022
    Publication date: July 28, 2022
    Inventor: Akihiko SUYAMA
  • Patent number: 11308968
    Abstract: An audio signal output device includes an audio signal acquisition unit configured to acquire audio signals of a plurality of channels, a first electronic controller, and an output unit. The first electronic controller includes a quantization bit expansion unit configured to expand the number of quantization bits of each of the audio signals to generate an expansion region for each of the audio signals, and an audio signal processing unit configured to generate an output signal in which the plurality of channels are downmixed such that an audio signal of at least one channel from among the plurality of channels is arranged at a reference bit position different from a reference bit position for an audio signal of a different channel of the plurality of channels, by using the expansion region. The output unit is configured to output the output signal.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: April 19, 2022
    Assignee: YAMAHA CORPORATION
    Inventors: Akihiko Suyama, Ryotaro Aoki
  • Patent number: 11289114
    Abstract: A content reproducer according to the present disclosure includes a sound collector configured to collect a speech, and a controller configured to obtain speech input direction information about the speech and determine a content output direction based on the speech input direction information. Alternatively, a content reproducer according to the present disclosure includes a communicator configured to obtain speech input direction information, and a controller configured to determine a content output direction based on the speech input direction information.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: March 29, 2022
    Assignee: YAMAHA CORPORATION
    Inventor: Akihiko Suyama
  • Publication number: 20220030374
    Abstract: A method of processing an audio signal includes inputting an audio signal, obtaining position information of a sound source of the audio signal, receiving an input of movement information, moving a position of the sound source around a predetermined axis, based on the movement information, changing a sound image localization position of the sound source, and performing localization processing on the audio signal so as to localize a sound image of the sound source at a changed sound image localization position.
    Type: Application
    Filed: September 22, 2021
    Publication date: January 27, 2022
    Inventors: Akihiko Suyama, Tatsuya Fukuyama, Ryotaro Aoki
  • Publication number: 20220012090
    Abstract: A signal processor and a signal processing method thereof. The signal processor obtain a first audio signal of a first channel, obtains a second audio signal of a second channel. The signal processor performs a first signal processing on the input first audio signal. The signal processor, when it does not obtain the second audio signal, performs a second signal processing on the input first audio signal having undergone the first signal processing and output a further processed first audio signal.
    Type: Application
    Filed: September 23, 2021
    Publication date: January 13, 2022
    Inventors: Ryotaro AOKI, Akihiko SUYAMA, Tatsuya FUKUYAMA
  • Patent number: 11184215
    Abstract: A control device includes a communication device configured to receive, from a control target device connected to the control device through a network, configuration information on a configuration of software and/or hardware of the control target device, a controller configured to acquire a display article from a server device connected to the control device through the network, and determine whether to store the display article in a storage as display data, based on the configuration information, and the storage configured to store the display data based on the determination by the controller.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: November 23, 2021
    Assignee: Yamaha Corporation
    Inventors: Kazuya Mushikabe, Akihiko Suyama, Keisuke Tsukada, Katsuaki Tanaka
  • Patent number: 11182199
    Abstract: A signal processor includes a memory storing instructions and a processor that implements the stored instructions to execute a plurality of tasks, the tasks including a first input task configured to obtain a first audio signal of a first channel, a second input task configured to obtain a second audio signal of a second channel, a first signal processing task configured to perform a first signal processing on the input first audio signal, a second signal processing task configured to perform a second signal processing on the input second audio signal, and a control task configured to, when the second input task does not obtain the second audio signal, cause the second signal processing task to perform the second signal processing on the input first audio signal having undergone the first signal processing by the first signal processing task.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: November 23, 2021
    Assignee: YAMAHA CORPORATION
    Inventors: Ryotaro Aoki, Akihiko Suyama, Tatsuya Fukuyama
  • Patent number: 11172295
    Abstract: An information processing device includes an outputter, a receiver, a storage, and a position specifying processor. The outputter outputs a detection signal to the plurality of acoustic apparatuses. The receiver receives a disposed position of each of the plurality of acoustic apparatuses, based on a response signal outputted from the plurality of acoustic apparatuses. The storage stores disposition data indicating disposed positions of the plurality of acoustic apparatuses. The position specifying processor allocates the disposed position received by the receiver to any one of the plurality of acoustic apparatuses included in the disposition data, and causes the storage to store the disposed position allocated to the disposition data.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: November 9, 2021
    Assignee: YAMAHA CORPORATION
    Inventors: Tomoko Ninomiya, Kazuya Mushikabe, Akihiko Suyama
  • Patent number: 11140506
    Abstract: A sound signal processor includes a memory storing instructions and a processor configured to implement the stored instructions to execute a plurality of tasks, the tasks including a sound signal input task configured to obtain a sound signal, a beat detection task configured to detect a beat in the sound signal, and a processing task configured to perform an effect processing on the sound signal in accordance with a timing of the detected beat.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: October 5, 2021
    Assignee: YAMAHA CORPORATION
    Inventors: Ryotaro Aoki, Akihiko Suyama, Tatsuya Fukuyama
  • Patent number: 11115400
    Abstract: In a control terminal device for controlling a plurality of devices, when account information is registered in a first device which is one of the plurality of devices, after completion of registration of account information in the first device, a second device in which the account information is not registered is searched, and the account information is registered in the searched second device.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: September 7, 2021
    Assignee: Yamaha Corporation
    Inventors: Kazuya Mushikabe, Akihiko Suyama, Keisuke Tsukada
  • Patent number: 11115853
    Abstract: A wireless network system includes a user device, a client and an access point. In the wireless network system, a wireless network mode of the client is started in an AdHoc mode in response to specific operation, a wireless network mode of the user device is switched to an AdHoc mode when it is detected that the wireless network mode of the client is started in the AdHoc mode. Then, infrastructure network information including a network name and an encryption key for setting the wireless network communication in the infrastructure mode is transmitted from the user device to the client, and the wireless network mode of the client is switched to the infrastructure mode on the basis of the infrastructure network information.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: September 7, 2021
    Assignee: Yamaha Corporation
    Inventors: Akihiko Suyama, Tadashi Sugiyama