Wirelessly powered speaker

Abstract

Described herein are embodiments of a transmitter that includes a modulation circuit configured to modulate a power carrier signal with an information signal to form a modulated signal; and a high-Q resonator configured to couple with a high-Q resonator of a receiver, wherein the resonator is configured to transmit the modulated signal wirelessly to the resonator of the receiver.

1 . A transmitter comprising:
 a modulation circuit configured to modulate a power carrier signal with an information signal to form a modulated signal; and   a high-Q resonator configured to couple with a high-Q resonator of a receiver, wherein the resonator is configured to transmit the modulated signal wirelessly to the resonator of the receiver.   
     
     
         2 . The transmitter of  claim 1 , further comprising: an electrical structure operably connected to the resonator, wherein the electrical structure is configured to optimize power delivery of the drive circuit to the resonator. 
     
     
         3 . A receiver comprising:
 a high-Q resonator configured to:   couple with a high-Q resonator of a transmitter; and   receive a modulated signal wirelessly from the transmitter, wherein the modulated signal comprises a power carrier signal and an information signal.   
     
     
         4 . The receiver of  claim 3 , further comprising: a circuit configured to receive an information signal, a power signal, or both. 
     
     
         5 . The receiver of  claim 3 , further comprising: an electrical structure operably connected to the resonator, wherein the electrical structure is configured to optimize power delivery between a circuit and an electrical structure of the resonator. 
     
     
         6 . The receiver of  claim 4 , wherein the power signal powers one or more of the following: an amplifier, a display, a power control circuit associated with the receiver, a battery charging circuit, and an independent wireless communication system. 
     
     
         7 . A method comprising:
 coupling a high-Q resonator of a transmitter and a high-Q resonator of a receiver;   modulating a power carrier signal with an information signal to form a modulated signal; and   transmitting the modulated signal wirelessly from the high-Q resonator of the transmitter to the high-Q resonator of the receiver.   
     
     
         8 . A method comprising:
 coupling a high-Q resonator of a receiver and a high-Q resonator of a transmitter; and   receiving a modulated signal wirelessly from the transmitter, wherein the modulated signal comprises a power carrier signal and an information signal.   
     
     
         9 . The method of  claim 8 , further comprising: receiving the modulated signal to output an information signal, a power signal, or both. 
     
     
         10 . The method of  claim 9 , wherein the power signal powers one or more of the following: an amplifier, a display, a power control circuit associated with the receiver, a battery charging circuit, and an independent wireless communication system. 
     
     
         11 . The method of  claim 8 , wherein the modulated signal comprises the power carrier signal and an encoded information signal. 
     
     
         12 . The method of  claim 11 , further comprising: receiving the modulated signal to output an encoded information signal, a power signal, or both. 
     
     
         13 . The method of  claim 12 , further comprising: receiving the information signal.