# US 12,764,444 B2 · Relative adaptive encoding

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- Number: US 12,764,444 B2
- Document ID: US12764444B2
- Status: Granted
- Kind: B2
- Application number: 19/229,886
- Filed: 2025-06-05
- Published: 2025-09-25
- Granted: 2026-10-13
- Earliest claimed: 2021-09-20
- Assignees: Vutility, Inc.
- Applicants: Vutility, Inc.
- Inventors: Micheal M. Austin; Kody Shook Brown
- Web page: https://patentgrep.com/patent/US12764444B2

## CPC

- H04Q 9/00: Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
- G08C 19/00: Electric signal transmission systems (G08C17/00 takes precedence)
- H03M 1/0617: {characterised by the use of methods or means not specific to a particular type of detrimental influence}
- H04Q 2209/60: for transmitting utility meters data, i.e. transmission of data from the reader of the utility meter
- H04Q: SELECTING (switches, relays, selectors H01H; wireless communication networks H04W)
- G08C: TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS (fluid pressure transmitting systems F15B; mechanical means for transferring the output of a sensing member into a different variable G01D5/00; mechanical control systems G05G)
- 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)

## Abstract

An electricity usage monitor may include a coupling component to couple the electricity usage monitor to monitor an electrical circuit, a meter to measure electricity usage of the electrical circuit, an encoder to receive, from the meter, an electricity usage measurement to generate a measurement transmission based on the electricity usage measurement, and a communication interface configured to receive the measurement transmission from the encoder and to transmit the measurement transmission into a communication network for communication to a destination on the communication network.

## Claims

### Claim 1

An electricity usage monitor comprising:
a coupling component to couple the electricity usage monitor to an electrical circuit;
a measuring device to measure electricity usage of the electrical circuit;
an encoder to:
select bit values representing a range of measurements in a distribution of ranges of the measurements centered on an anticipated electricity usage measurement, wherein sizes of the ranges of the measurements increase with greater distance from the anticipated electricity usage measurement, and
wherein the range of the measurements includes an electricity usage measurement;
compare the electricity usage measurement to the anticipated electricity usage measurement;
based on the electricity usage measurement being different than the anticipated electricity usage measurement, set a new anticipated electricity usage measurement according to the electricity usage measurement; and
a communication interface to transmit a measurement transmission including the selected bit values and the new anticipated electricity usage measurement into a communication network for communication to a destination on the communication network.

### Claim 2 (depends on 1)

The electricity usage monitor of claim 1, wherein the destination comprises a decoder configured to identify, from the selected bit values received from the communication interface via the communication network, the range of the measurements represented by the measurement transmission.

### Claim 3 (depends on 1)

The electricity usage monitor of claim 1, wherein the electricity usage is measured in at least one of voltage, amperage, resistance, and a power factor.

### Claim 4 (depends on 1)

The electricity usage monitor of claim 1, wherein the anticipated electricity usage measurement is a calculation based on material properties of the electrical circuit.

### Claim 5 (depends on 1)

The electricity usage monitor of claim 1, wherein the anticipated electricity usage measurement is a calculation based on a recurrence of the electricity usage measurement at the electrical circuit.

### Claim 6 (depends on 1)

The electricity usage monitor of claim 1, wherein the measurement transmission includes a bit count within a limitation of a communication protocol of the communication network.

### Claim 7 (depends on 1)

The electricity usage monitor of claim 1, wherein the distribution of the ranges of the measurements includes the range of the measurements having a size less than 1 volt.

### Claim 8 (depends on 1)

The electricity usage monitor of claim 1, wherein the distribution of the ranges of the measurements comprises a normal distribution centered on the anticipated electricity usage measurement.

### Claim 9 (depends on 1)

The electricity usage monitor of claim 1, wherein the electricity usage measurement is represented in a single byte in the selected bit values.

### Claim 10

An electricity usage monitor comprising:
a communication network interface; and
one or more processors to:
determine an electricity usage measurement within a range of measurements,
wherein the range of the measurements is one of a plurality of ranges of the measurements in an encoding table, wherein sizes of the ranges of the measurements increase with greater distance from an anticipated electricity usage measurement, and
wherein the range of the measurements includes the electricity usage measurement;
compare the electricity usage measurement to the anticipated electricity usage measurement;
based on the electricity usage measurement being different than the anticipated electricity usage measurement, set a new anticipated electricity usage measurement according to the electricity usage measurement;
transmit, by the communication interface, the new anticipated electricity usage measurement to a server; and
update the encoding table with the new anticipated electricity usage measurement.

### Claim 11 (depends on 10)

The electricity usage monitor of claim 10, the one or more processors to compare the electricity usage measurement to the anticipated electricity usage measurement by calculating a number of standard deviations from the anticipated electricity usage measurement.

### Claim 12 (depends on 10)

The electricity usage monitor of claim 10, the one or more processors to compare the electricity usage measurement to the anticipated electricity usage measurement by comparing a rolling average of the electricity usage measurement to the anticipated electricity usage measurement.

### Claim 13 (depends on 10)

The electricity usage monitor of claim 10, wherein the one or more processors are further configured to update the encoding table with the new anticipated electricity usage measurement such that a distribution is centered on the new anticipated electricity usage measurement.

### Claim 14 (depends on 13)

The electricity usage monitor of claim 13, wherein the encoding table is updated such that a relative relationship between the range of the measurements is preserved when the plurality of ranges of the measurements are updated.

### Claim 15 (depends on 14)

The electricity usage monitor of claim 14, wherein the plurality of ranges of the measurements in the encoding table represent a normal distribution, wherein a center of the normal distribution is the anticipated electricity usage measurement, and wherein updating the plurality of ranges of the measurements comprises shifting the normal distribution such that the center is the new anticipated electricity usage measurement.

### Claim 16 (depends on 10)

The electricity usage monitor of claim 10, wherein the one or more processors are further configured to:
determine a subsequent electricity usage measurement;
compare the subsequent electricity usage measurement to the new anticipated electricity usage measurement;
update the new anticipated electricity usage measurement based on the subsequent electricity usage measurement being different from the new anticipated electricity usage measurement; and
update the encoding table with the updated new anticipated electricity usage measurement based on the subsequent electricity usage measurement.

### Claim 17 (depends on 16)

The electricity usage monitor of claim 16, wherein the one or more processors are further configured to take further subsequent electricity usage measurements and update the encoding table with the updated new anticipated electricity usage measurement based on the subsequent electricity usage measurement until the subsequent electricity usage measurement is within a predefined threshold.

### Claim 18

A method comprising:
determining, by one or more processors, an electricity usage measurement within a range of measurements, wherein the range of the measurements is one of a plurality of ranges of the measurements in an encoding table, wherein sizes of the ranges of the measurements increase with greater distance from an anticipated electricity usage measurement, and wherein the range of the measurements includes the electricity usage measurement;
comparing the electricity usage measurement to the anticipated electricity usage measurement, based on the electricity usage measurement being different than the anticipated electricity usage measurement, set a new anticipated electricity usage measurement according to the electricity usage measurement;
transmitting, by the one or more processors, the new anticipated electricity usage measurement to a server;
updating the encoding table with the new anticipated electricity usage measurement;
determining, by the one or more processors, a second electricity usage measurement within a second range of the measurements;
selecting bit values representing the second range of the measurements in a distribution of the ranges of the measurements centered on the anticipated electricity usage measurement; and
transmitting, by the one or more processor, the selected bit values to the server.
