IP Library Granted Patent US 11,258,415
Granted Patent B2
US 11,258,415 · App. 15/841,701 · Granted Feb 22, 2022

Neuromimetic circuit

Inventors: Jeffrey Shainline (Boulder, CO); Sae Woo Nam (Boulder, CO); Sonia Buckley (Boulder, CO)
Assignee: GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF COMMERCE
H03F19/00G06F1/08G06N3/049G06N3/0472G06N3/063G06N3/0675G06N3/088
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Quick Facts
Patent No.
US 11,258,415
App. No.
15/841,701
Granted
Feb 22, 2022
Kind
B2
Abstract

A neuromimetic circuit includes: a primary single photon optoelectronic neuron; a synapse in optical communication with the primary single photon optoelectronic neuron; and an axonic waveguide in optical communication with the primary single photon optoelectronic neuron and the synapse such that the axonic waveguide optically interconnects the primary single photon optoelectronic neuron and the synapse.

Claims (62)

1. A neuromimetic circuit comprising:

a primary single photon optoelectronic neuron;

a synapse in optical communication with the primary single photon optoelectronic neuron; and

an axonic waveguide in optical communication with the primary single photon optoelectronic neuron and the synapse such that the axonic waveguide optically interconnects the primary single photon optoelectronic neuron and the synapse, and primary single photon optoelectronic neurons are interconnected by integrated axonic waveguides, such that primary single photon optoelectronic neurons receive photonic signals from other primary single photon optoelectronic neurons.

2. The neuromimetic circuit of claim 1 , further comprising:

a primary input communication path in communication with the primary single photon optoelectronic neuron and that communicates a primary signal to the primary single photon optoelectronic neuron.

3. The neuromimetic circuit of claim 2 , further comprising:

a secondary single photon optoelectronic neuron in optical communication with the synapse such that the synapse interconnects the primary single photon optoelectronic neuron and the secondary single photon optoelectronic neuron.

4. The neuromimetic circuit of claim 3 , further comprising:

a dendritic communication path in communication with the synapse and the secondary single photon optoelectronic neuron,

wherein the dendritic communication path interconnects the synapse and the secondary single photon optoelectronic neuron.

5. The neuromimetic circuit of claim 4 , wherein the primary single photon optoelectronic neuron and the secondary single photon optoelectronic neuron independently comprise:

a transmitter in communication with the synapse;

a receiver in communication with the transmitter; and

a superconducting wire that electrically interconnects the receiver and the transmitter.

6. The neuromimetic circuit of claim 5 , wherein the receiver comprises:

a superconducting photon detector; and

an integrator in communication with the superconducting photon detector.

7. The neuromimetic circuit of claim 6 , wherein the receiver further comprises:

a superconducting transfer synapse in communication with the superconducting photon detector and in electrical communication with the integrator.

8. The neuromimetic circuit of claim 7 , wherein the receiver further comprises:

a thresholding member in electrical communication with the integrator.

9. The neuromimetic circuit of claim 6 , wherein the receiver further comprises:

a photonic transfer synapse in optical communication with the superconducting photon detector.

10. The neuromimetic circuit of claim 6 , wherein the transmitter comprises:

a superconducting voltage amplifier in communication with the integrator of the receiver; and

a photon emitter in communication with the superconducting voltage amplifier.

11. The neuromimetic circuit of claim 1 , wherein the synapse comprises:

a synaptic axon waveguide in communication with the axonic waveguide; and

a synaptic dendrite waveguide in communication with the synaptic axon waveguide.

12. A process for performing neuromimetic computing, the process comprising:

receiving a primary signal by a primary single photon optoelectronic neuron;

producing an axonic photonic signal by the primary single photon optoelectronic neuron;

communicating the axonic photonic signal to a synapse;

receiving the axonic photonic signal by the synapse;

producing a dendritic signal in response to receipt of the axonic photonic signal;

communicating the dendritic signal from the synapse to a secondary single photon optoelectronic neuron;

receiving the dendritic signal by the secondary single photon optoelectronic neuron;

producing a second axonic photonic signal in response to receipt of the dendritic signal to perform neuromimetic computing.

13. The process of claim 12 , further comprising:

producing, by a receiver, a threshold signal in response to receipt of the primary signal.

14. The process of claim 13 , wherein producing, by the receiver, the threshold signal comprises:

detecting; by a superconducting photon detector; a photon;

producing a synaptic signal based on detection of the photon;

integrating the synaptic signal to produce an integrated signal; and

producing the threshold signal based on the integrated signal.

15. The process of claim 13 , wherein producing, by the receiver, the threshold signal comprises:

detecting, by a photonic transfer synapse, the primary signal;

producing a photon in response to detection of the primary signal;

detecting; by a superconducting photon detector; the photon producing a signal based on detecting the photon; and

producing the threshold signal based on the signal from the superconducting photon detector.

16. The process of claim 13 , further comprising:

receiving, by a superconducting voltage amplifier, the threshold signal; and

producing the axonic photonic signal in response to receipt of the threshold signal.

17. The process of claim 16 , further comprising:

amplifying, by the superconducting voltage amplifier, the threshold signal;

producing a transmitter electrical signal from the threshold signal; and

emitting the axonic photonic signal based production of the transmitter electrical signal.

18. The process of claim 12 , wherein producing the dendritic signal in response to receipt of the axonic photonic signal comprises:

receiving, by a synaptic axon waveguide, the axonic photonic signal;

communicating the axonic photonic signal from the synaptic axon waveguide to a synapse; and

producing the dendritic signal in response to receipt of the axonic photonic signal by the synapse.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 9, 2018
From: NAM, SAE WOO; SHAINLINE, JEFFREY; BUCKLEY, SONIA
To: THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF COMMERCE
Reel/Frame 044575/0804 →
Continuity (2)
Provisional Application 62450266 · Jan 25, 2017
Related Publication 20180211158A1 · Jul 26, 2018
Cited By (4)
US 12,340,796 US 12,639,563 US 12,705,526 US 12,718,975