# US 2026/0101211 A1 · Systems and methods for radio-frequency anomaly detection

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- Number: US 2026/0101211 A1
- Document ID: US20260101211A1
- Status: Published application
- Kind: A1
- Application number: 19/348,638
- Filed: 2025-10-02
- Published: 2026-04-09
- Earliest claimed: 2024-10-03
- Assignees: Distributed Spectrum Inc.
- Applicants: Distributed Spectrum Inc.
- Inventors: Isaac Struhl; Alexander Wulff; Benjamin Harpe; Kalman Chapman; Samuel Wolfson; Eric Fernandez
- Web page: https://patentgrep.com/patent/US20260101211A1

## CPC

- H04W 24/08: Testing, {supervising or monitoring} using real traffic
- H03M 13/29: combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
- H04L 41/16: using machine learning or artificial intelligence
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- H03M: CODING; DECODING; CODE CONVERSION IN GENERAL (using fluidic means F15C4/00; optical analogue/digital converters G02F7/00; coding, decoding or code conversion, specially adapted for particular applications, see the relevant subclasses, e.g. G01D, G01R, G06F, G06T, G09G, G10L, G11B, G11C, H04B, H04L, H04M, H04N; ciphering or deciphering for cryptography or other purposes involving the need for secrecy G09C)
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)

## Abstract

Aspects of the present disclosure provide improved techniques for detecting the presence of RF anomalies and providing for enhanced user control of RF anomaly detection and related actions. Some aspects relate to detecting an RF anomaly by determining, based on a multidimensional encoding of characteristics of an RF signal, that the RF signal is anomalous compared to a baseline of multidimensional encodings of characteristics of RF radiation received in the operating environment. Some aspects relate to controlling RF anomaly detection by initiating an action in response to selection of an option displayed to a user in a graphical user interface in along with an indication of an RF signal determined to be anomalous compared to a baseline. Some aspects relate to identifying a subset of RF data and determining a presence of an RF anomaly corresponding to the subset by comparing a representation of RF radiation to a baseline.

## Claims

### Claim 1

A method of detecting an RF anomaly in an RF system, the method comprising, by at least one processor:
obtaining a multidimensional encoding of characteristics of an RF signal, the multidimensional encoding generated using digital samples of RF radiation received by an RF sensor in an operating environment; and
determining, based on the multidimensional encoding, that the RF signal is anomalous compared to a baseline of multidimensional encodings of characteristics of RF radiation received in the operating environment.

### Claim 2 (depends on 1)

The method of claim 1, wherein the multidimensional encoding is output by a model trained to provide the multidimensional encoding in response to inputting the digital samples.

### Claim 3 (depends on 2)

The method of claim 2, further comprising, by the RF sensor, executing the model, inputting the digital samples to the model, and providing the multidimensional encoding as an output from the model.

### Claim 4 (depends on 3)

The method of claim 3, further comprising, by the at least one processor, receiving the multidimensional encoding from the RF sensor over a communication network.

### Claim 5 (depends on 1)

The method of claim 1, wherein the multidimensional encoding consumes less memory than a subset of the digital samples that indicate the RF signal.

### Claim 6 (depends on 1)

The method of claim 1, wherein determining that the RF signal is anomalous comprises determining that a multidimensional distance between the multidimensional encoding of characteristics of the RF signal and the baseline of multidimensional encodings exceeds a predetermined multidimensional distance.

### Claim 7 (depends on 1)

The method of claim 1, wherein the RF signal is a deviated version of a baseline RF signal in the RF radiation included in the baseline that has deviated in operating condition by more than a predetermined extent.

### Claim 8 (depends on 1)

The method of claim 1, further comprising, in response to an instruction received from a user, performing at least one action selected from a group consisting of:
ignoring the multidimensional encoding;
adding the multidimensional encoding to a grouping of associated multidimensional encodings;
creating a new grouping of associated multidimensional encodings including the multidimensional encoding;
adding the multidimensional encoding to the baseline;
obtaining the digital samples of the RF radiation;
instructing an RF sensor of the RF system to provide digital samples of RF radiation associated with the RF signal; and
communicating an alert over a communication network indicating the RF signal determined to be anomalous.

### Claim 9 (depends on 1)

The method of claim 1, wherein obtaining the multidimensional encoding of characteristics of the RF signal comprises:
identifying, within RF data of a first frequency range over which the RF sensor scans for RF radiation, a second frequency range contained within the first frequency range and indicated as including RF radiation;
detecting, within RF radiation data of the RF radiation in the second frequency range, the RF signal; and
generating the multidimensional encoding of characteristics of the RF signal using digital samples of the RF radiation.

### Claim 10 (depends on 1)

The method of claim 1, wherein the baseline of multidimensional encodings of characteristics comprises a baseline multidimensional space that is generated based on a plurality of multidimensional encodings of characteristics of baseline RF radiation received from the operating environment.

### Claim 11

An RF system configured to detect an RF anomaly, the RF system comprising at least one processor configured to:
obtain a multidimensional encoding of characteristics of an RF signal, the multidimensional encoding generated using digital samples of RF radiation received by an RF sensor in an operating environment; and
determine, based on the multidimensional encoding, that the RF signal is anomalous compared to a baseline of multidimensional encodings of characteristics of RF radiation received in the operating environment.

### Claim 12 (depends on 11)

The RF system of claim 11, wherein the multidimensional encoding is output by a model trained to provide the multidimensional encoding in response to inputting the digital samples.

### Claim 13 (depends on 12)

The RF system of claim 12, further comprising the RF sensor, wherein the RF sensor is configured to execute the model, input the digital samples to the model, and provide the multidimensional encoding as an output from the model.

### Claim 14 (depends on 13)

The RF system of claim 13, wherein the at least one processor is configured to receive the multidimensional encoding from the RF sensor over a communication network.

### Claim 15 (depends on 11)

The RF system of claim 11, wherein the multidimensional encoding consumes less memory than a subset of the digital samples that indicate the RF signal.

### Claim 16 (depends on 11)

The RF system of claim 11, wherein the at least one processor is configured to determine that the RF signal is anomalous at least in part by determining that a multidimensional distance between the multidimensional encoding of characteristics of the RF signal and the baseline of multidimensional encodings exceeds a predetermined multidimensional distance.

### Claim 17 (depends on 11)

The RF system of claim 11, wherein the RF signal is a deviated version of a baseline RF signal in the RF radiation included in the baseline that has deviated in operating condition by more than a predetermined extent.

### Claim 18 (depends on 11)

The RF system of claim 11, wherein the at least one processor is further configured to, in response to an instruction received from a user, perform at least one action selected from a group consisting of:
ignoring the multidimensional encoding;
adding the multidimensional encoding to a grouping of associated multidimensional encodings;
creating a new grouping of associated multidimensional encodings including the multidimensional encoding;
adding the multidimensional encoding to the baseline;
obtaining the digital samples of the RF radiation;
instructing an RF sensor of the RF system to provide digital samples of RF radiation associated with the RF signal; and
communicating an alert over a communication network indicating the RF signal determined to be anomalous.

### Claim 19 (depends on 11)

The RF system of claim 11, wherein the at least one processor is configured to obtain the multidimensional encoding of characteristics of the RF signal at least in part by:
identifying, within RF data of a first frequency range over which the RF sensor scans for RF radiation, a second frequency range contained within the first frequency range and indicated as including RF radiation;
detecting, within RF radiation data of the RF radiation in the second frequency range, the RF signal; and
generating the multidimensional encoding of characteristics of the RF signal using digital samples of the RF radiation.

### Claim 20 (depends on 11)

The RF system of claim 11, wherein the baseline of multidimensional encodings of characteristics comprises a baseline multidimensional space that is generated based on a plurality of multidimensional encodings of characteristics of baseline RF radiation received from the operating environment.
