Patent classifications
G
PHYSICS
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G10
MUSICAL INSTRUMENTS; ACOUSTICS
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G10H
ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
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2220/00
Input/output interfacing specifically adapted for electrophonic musical tools or instruments
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G10H2220/155
User input interfaces for electrophonic musical instruments
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G10H2220/405
Beam sensing or control, i.e. input interfaces involving substantially immaterial beams, radiation, or fields of any nature, used, e.g. as a switch as in a light barrier, or as a control device, e.g. using the theremin electric field sensing principle
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G10H2220/425
Radio control, i.e. input or control device involving a radio frequency signal
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G10H2220/431

WIRELESS POWER SUPPLY SYSTEM, A POWER RECEIVING DEVICE AND A POWER RECEIVING METHOD FOR A MUSICAL INSTRUMENT
20190363583 · 2019-11-28 · ·

A wireless power supply system to for musical instrument comprises: a power supply device which is configured to wirelessly transmit microwaves, and a first power receiving device which is attached to a first musical instrument. The first power receiving device is configured to: receive the wirelessly transmitted microwave, and generate a first electric power from the received microwave, wherein the first electric power is supplied to at least one of a first electronic device installed in the first musical instrument and a first battery installed in the first musical instrument.