Method and apparatus for wireless brain interface
First Claim
Patent Images
1. An implantable bioelectric signal processing system comprising:
- a logic circuit adapted for implantation within a living organism, said logic circuit configured to perform analog to digital conversions of received analog bioelectric signals;
wherein said logic circuit includes an interface configured to receive an analog bioelectric signal from at least one electrode implanted in said living organism;
a signal sampling circuit operatively coupled to receive said analog signal from said interface, said sampling circuit configured to generate a 1-bit output signal associated with said analog signal; and
a transceiver coupled to said sampling circuit, said transceiver configured to communicate said output signal from said signal sampling circuit to a remote processing system over a wireless communications link.
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Abstract
An implantable logic circuit configured to receive analog bioelectric signals from one or more implanted electrodes, perform amplification, A/D conversion of the received analog bioelectric signals, signal sampling, and to communicate the signals to a remote processing system over a wireless communications link. Power for the implantable logic circuit is derived from an external source over a wireless link.
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Citations
20 Claims
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1. An implantable bioelectric signal processing system comprising:
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a logic circuit adapted for implantation within a living organism, said logic circuit configured to perform analog to digital conversions of received analog bioelectric signals;
wherein said logic circuit includes an interface configured to receive an analog bioelectric signal from at least one electrode implanted in said living organism;
a signal sampling circuit operatively coupled to receive said analog signal from said interface, said sampling circuit configured to generate a 1-bit output signal associated with said analog signal; and
a transceiver coupled to said sampling circuit, said transceiver configured to communicate said output signal from said signal sampling circuit to a remote processing system over a wireless communications link. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A biological organism data acquisition system including:
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an implantable logic circuit configured for implantation in an organism;
an electrical winding disposed in proximity to said organism, said electrical winding configured to receive a controlled flow of electrical current from an electrical power source and to generate an electromagnetic field;
an external signal processing system operatively coupled to said implantable logic circuit via a wireless interface, said external signal processing system configured to control a flow of electrical power to said implantable logic circuit through said electrical winding and generated electromagnetic field via an air interface;
wherein responsive to said flow of electrical power via said air interface, said implantable logic circuit is coupled to receive analog bioelectric signals from said organism through at least one implantable electrode disposed within said organism, and to communicate data associated with said analog bioelectric signals to said external signal processing system via a wireless communications link. - View Dependent Claims (10, 11)
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12. A biological organism data acquisition system including:
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an implantable logic circuit configured for implantation in an organism;
an electrical winding disposed in proximity to said organism, said electrical winding configured to receive a controlled flow of electrical current from an electrical Dower source and to generate an electromagnetic field;
an external signal processing system operatively coupled to said implantable logic circuit via a wireless interface, said external signal processing system configured to control a flow of electrical power to said implantable logic circuit through said electrical winding and generated electromagnetic field via an air interface;
wherein said implantable logic circuit is coupled to receive analog bioelectric signals from said organism through at least one implantable electrode disposed within said organism, and to communicate data associated with said analog bioelectric signals to said external signal processing system via a wireless communications link; and
further including an organism containment cage, said electrical winding disposed in proximity to said organism containment cage to generate an electromagnetic field within said organism containment responsive to said controlled flow of electrical current from said electrical power source.
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13. A method for acquiring bio-electric signals from an organism, the method comprising the steps of:
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implanting at least one electrode in the organism, said electrode configured to acquire at least one bio-electric signal;
implanting a logic circuit in the organism, said implanted logic circuit coupled to said electrode to receive said acquired bio-electric signal;
providing electrical power to said implanted logic circuit from an external power source;
receiving, responsive to said provided power, said at least one bio-electric signal at said logic circuit from said implanted electrode; and
communicating data representative of said received bio-electric signal from said implanted logic circuit to an external data processor via a wireless communications link. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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Specification