Tuning device of wireless communication type

Details Tuning device of wireless communication type Tuning device of wireless communication type

2005-10-14

2010-02-02

Qin, Jianchun (Department: 2832)

Music

Instruments

Stringed

C084S454000

Reexamination Certificate

active

07655851

ABSTRACT:
A tuning device has a sound collecting unit having an input section for receiving a sound or vibration signal produced by a musical instrument and outputting a sound signal, and a wireless communication section for converting the sound signal into a wireless signal and transmitting the wireless signal to the outside. A computation display unit has a receiving section for receiving the wireless signal transmitted from the sound collecting unit and converting the wireless signal into a sound signal, a computing section that computes pitch information based on the sound signal, computes an amount of difference between the pitch information and reference pitch information corresponding to a reference sound name, and converts the computation result into a control signal for display, and a display section for acquiring the control signal and displaying information concerning the amount of difference computed by the computing section.

REFERENCES:
patent: 6278047 (2001-08-01), Cumberland
patent: 2004/0187673 (2004-09-01), Stevenson

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