# US 12,217,022 B2 · Systems and methods for direct random information generation from quantum random events

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- Number: US 12,217,022 B2
- Document ID: US12217022B2
- Status: Granted
- Kind: B2
- Application number: 18/219,918
- Filed: 2023-07-10
- Published: 2024-01-11
- Granted: 2025-02-04
- Earliest claimed: 2022-07-11
- Assignees: Qwerx Inc.
- Applicants: Qwerx Inc.
- Inventors: John Ellingson; Matthew Richardson
- Web page: https://patentgrep.com/patent/US12217022B2

## CPC

- G06F 7/588: {Random number generators, i.e. based on natural stochastic processes}
- G06N 10/00: Quantum computing, i.e. information processing based on quantum-mechanical phenomena
- H04L 9/0852: {Quantum cryptography (transmission systems employing electromagnetic waves other than radio waves, e.g. light, infrared H04B10/00; wavelength-division multiplex systems H04J14/02; WDM arrangements H04J14/03)}
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- G06N: COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)

## Abstract

A random number generator system is disclosed that includes a quantum event source for generating a quantum event, a quantum event detector for detecting the generated quantum event, a clock circuit providing a looping counting signal including a plurality of counts (n0, n1 etc.), a converter circuit for associating the detected quantum event with a contemporaneous count of the plurality of counts, and a processing system for providing a random number based on the contemporaneous count.

## Claims

### Claim 1

A random information generator system comprising:
a quantum event source for generating a quantum event at an unspecified time;
a quantum event detector for detecting and occurrence of the generated quantum event;
a looping count circuit providing a looping counting signal including a plurality of counts, the looping counting signal continuously looping through the plurality of counts irrespective of the occurrence of the quantum event;
a converter circuit for associating the occurrence of the quantum event with a contemporaneous count of the plurality of counts of the looping counting signal; and
a processing system for providing a random unit of information based on the contemporaneous count.

### Claim 2 (depends on 1)

The random information generator system as claimed in claim 1, wherein the processing system includes a memory unit for storing digits.

### Claim 3 (depends on 2)

The random information generator system as claimed in claim 2, wherein the random information is a multi-digit random number and the system provides the multi-digit random number using the memory unit.

### Claim 4 (depends on 1)

The random information generator system as claimed in claim 1, wherein the system provides a multi-digit random number wherein each digit is obtained based on further contemporaneous counts of the converter circuit of further quantum events.

### Claim 5 (depends on 1)

The random information generator system as claimed in claim 1, wherein the random unit of information is a base ten number and the counts include counts (n0, n1, n2, n3, n4, n5, n6, n7, n8, n9).

### Claim 6 (depends on 1)

The random information generator system as claimed in claim 1, wherein the random unit of information is a base n number where n is not ten.

### Claim 7 (depends on 1)

The random information generator system as claimed in claim 1, wherein the quantum event includes any of a radioactive decay, and a quantum electrodynamic event.

### Claim 8 (depends on 1)

The random information generator system as claimed in claim 1, wherein the quantum event is provided by a quantum entropy chip.

### Claim 9 (depends on 1)

The random information generator system as claimed in claim 1, wherein the quantum event detector includes any of scintillator and a single photon counting module.

### Claim 10 (depends on 1)

The random information generator system as claimed in claim 1, wherein the output of the converter circuit is streamed to the processing system.

### Claim 11

A method of generating a random unit of information, said method comprising:
generating a quantum event at an unspecified time;
detecting an occurrence of the generated quantum event;
providing a looping counting signal including a plurality of counts, the looping counting signal continuously looping through the plurality of counts irrespective of the occurrence of the quantum event;
associating the occurrence of the quantum event with a contemporaneous count of the plurality of counts of the looping counting signal; and
providing a random unit of information based on the contemporaneous count.

### Claim 12 (depends on 11)

The method as claimed in claim 11, wherein the method further includes storing a plurality of contemporaneous counts.

### Claim 13 (depends on 12)

The method as claimed in claim 12, wherein the method further includes providing the unit of information as a multi-digit random number.

### Claim 14 (depends on 12)

The method as claimed in claim 12, wherein the method further includes providing a set of data that is any of streamed or unparsed.

### Claim 15 (depends on 11)

The method as claimed in claim 11, wherein the unit of information is a multi-digit random number and the method further includes providing the multi-digit random number wherein each digit is obtained based on further contemporaneous counts of a converter circuit of associated with further occurrences of quantum events.

### Claim 16 (depends on 11)

The method as claimed in claim 11, wherein the random unit of information is a base ten number and the counts include counts (n0, n1, n2, n3, n4, n5, n6, n7, n8, n9).

### Claim 17 (depends on 11)

The method as claimed in claim 11, wherein the random unit of information is a base n number where n is not ten.

### Claim 18 (depends on 11)

The method as claimed in claim 11, wherein the quantum event includes any of a radioactive decay, and a quantum electrodynamic event.

### Claim 19 (depends on 11)

The method as claimed in claim 11, wherein the quantum event is provided by a quantum entropy chip.

### Claim 20 (depends on 11)

The method as claimed in claim 11, wherein the quantum event detector includes any of scintillator and a single photon counting module.

### Claim 21 (depends on 11)

The method as claimed in claim 11, wherein the method further includes streaming a plurality of contemporaneous counts.

### Claim 22 (depends on 11)

The method as claimed in claim 11, wherein the method is used with an embedded component in any of device authentication or security.

### Claim 23 (depends on 11)

The method as claimed in claim 11, wherein the method is used in a cryptographic system.

### Claim 24

A random information generator system comprising:
a quantum event detector for detecting an occurrence of a quantum event;
a processing system including a looping count circuit providing a loop counting signal including a plurality of counts, the looping counting signal continuously looping through the plurality of counts irrespective of the occurrence of the quantum event, a converter circuit for associating the detected occurrence of the quantum event with a contemporaneous count of the plurality of counts, and providing a random unit of information responsive to the occurrence of the detected quantum event as associated with the contemporaneous count of the plurality of counts; and
a subsequent application processing system for receiving the random unit of information with no attendant means to deconstruct the generation of the random unit of information.

### Claim 25 (depends on 1)

A secured computer processing system comprising a security key that is generated based at least in part by the random information generator system of claim 1.

### Claim 26 (depends on 25)

The secured computer processing system as claimed in claim 25, wherein the security key is further generated responsive to a looping control signal in combination with the occurrence of the detected quantum event.
