MUSICAL SOUND CONTROL APPARATUS, MUSICAL SOUND CONTROL METHOD AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM

    公开(公告)号:US20240339096A1

    公开(公告)日:2024-10-10

    申请号:US18750131

    申请日:2024-06-21

    CPC classification number: G10H3/186 G10H2220/201 G10H2220/391 G10H2220/395

    Abstract: A musical sound control apparatus includes a first detector to detect a tension generated between a musical instrument and a holder, an output device to output a signal corresponding to a detection value detected by the first detector, a second detector to detect a specific movement of at least a part of the apparatus, and a processor that executes a determination process to determine whether the specific movement meets a predetermined condition when the specific movement is detected, and a switching process to switch between a first mode and a second mode if it is determined that the specific movement meets the predetermined condition, and the first mode changes the signal according to a change in the detection value, and the second mode holds the signal when the specific movement was detected, without changing the signal even if the detection value changes.

    SYSTEMS AND METHODS FOR PLAYING VIRTUAL MUSIC INSTRUMENT THROUGH TRACKING OF FINGERS WITH CODED LIGHT

    公开(公告)号:US20170345403A1

    公开(公告)日:2017-11-30

    申请号:US15164548

    申请日:2016-05-25

    Inventor: Shang Ma Qiong Liu

    Abstract: Finger-tracking systems and methods for virtual instruments playback. The described system tracks the position of user's ten fingers on a projection surface and can be used to play virtual instruments such as virtual piano, drums, and bells. The system tracks the movement of user's ten fingers while keeping them free of encumbrance or excessive postural constraints. More specifically, in one or more embodiments, a coded light based projector is used to send out location signal onto a flat surface, and ten light sensors are mounted on user's fingers to receive these signals and locate user's fingers. Based on their locations and relative distance to a fixed point, a printed music instrument can be used for virtual instrument music playback. With the described tracking system, various embodiments of virtual music instruments may be implemented, including a system and method for virtual piano playing as well as virtual Chinese bell playing on printed keyboard and printed Chinese bell set.

    Systems and methods for playing virtual music instrument through tracking of fingers with coded light

    公开(公告)号:US09830894B1

    公开(公告)日:2017-11-28

    申请号:US15164548

    申请日:2016-05-25

    Inventor: Shang Ma Qiong Liu

    Abstract: Finger-tracking systems and methods for virtual instruments playback. The described system tracks the position of user's ten fingers on a projection surface and can be used to play virtual instruments such as virtual piano, drums, and bells. The system tracks the movement of user's ten fingers while keeping them free of encumbrance or excessive postural constraints. More specifically, in one or more embodiments, a coded light based projector is used to send out location signal onto a flat surface, and ten light sensors are mounted on user's fingers to receive these signals and locate user's fingers. Based on their locations and relative distance to a fixed point, a printed music instrument can be used for virtual instrument music playback. With the described tracking system, various embodiments of virtual music instruments may be implemented, including a system and method for virtual piano playing as well as virtual Chinese bell playing on printed keyboard and printed Chinese bell set.

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