Patents by Inventor Yoji Hamano

Yoji Hamano 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).

  • Music player
    Patent number: 7285711
    Abstract: A music player has sequencers each including a reading and restoring function unit for reading music information including header information, a delta time, and a message and restoring running status of the message; a message analyzing and processing function unit for analyzing the header information, consuming a period of time according to the delta time, and processing the message to generate sound source drive information; a writing function unit for writing the sound source drive information into an output memory; and a sequencer controlling function unit for controlling the reading and restoring function unit to read and restore the music information, controlling the message analyzing and processing function unit to analyze the header information, and controlling the message analyzing and processing function unit and the writing function unit to consume the period of time, generate the sound source drive information, and write the sound source drive information.
    Type: Grant
    Filed: August 17, 2005
    Date of Patent: October 23, 2007
    Assignee: Oki Electric Industry, Co., Ltd.
    Inventors: Toshiharu Okada, Kaoru Tsukamoto, Tomohiro Iwanaga, Yoji Hamano
  • Music player
    Publication number: 20060130638
    Abstract: A music player has sequencers each including a reading and restoring function unit for reading music information including header information, a delta time, and a message and restoring running status of the message; a message analyzing and processing function unit for analyzing the header information, consuming a period of time according to the delta time, and processing the message to generate sound source drive information; a writing function unit for writing the sound source drive information into an output memory; and a sequencer controlling function unit for controlling the reading and restoring function unit to read and restore the music information, controlling the message analyzing and processing function unit to analyze the header information, and controlling the message analyzing and processing function unit and the writing function unit to consume the period of time, generate the sound source drive information, and write the sound source drive information.
    Type: Application
    Filed: August 17, 2005
    Publication date: June 22, 2006
    Inventors: Toshiharu Okada, Kaoru Tsukamoto, Tomohiro Iwanaga, Yoji Hamano