# US 12,191,608 B1 · DC-DC conversion system

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- Number: US 12,191,608 B1
- Document ID: US12191608B1
- Status: Granted
- Kind: B1
- Application number: 18/411,754
- Filed: 2024-01-12
- Granted: 2025-01-07
- Earliest claimed: 2020-09-23
- Assignees: LAT Enterprises, Inc.
- Applicants: LAT Enterprises, Inc.
- Inventors: Laura Thiel; Giancarlo Urzi
- Web page: https://patentgrep.com/patent/US12191608B1

## CPC

- B64C 27/04: Helicopters
- B64D 41/00: Power installations for auxiliary purposes
- H01R 13/6675: {with built-in power supply}
- H02M 3/04: by static converters
- H05K 5/0217: {Mechanical details of casings (covers, lids, hoods or members for covering apertures H05K5/03)}
- H05K 7/1427: {Housings}
- B64D 2221/00: Electric power distribution systems onboard aircraft
- B64U 50/37: Charging when not in flight
- H01R 31/065: {with built-in electric apparatus}
- B64C: AEROPLANES; HELICOPTERS
- B64D: EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H02M: APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF (transformers H01F; dynamo-electric converters H02K47/00; controlling transformers, reactors or choke coils, control or regulation of electric motors, generators or dynamo-electric converters H02P)
- H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- B64U: UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR

## Abstract

A direct current (DC)-DC conversion system including at least one DC source, at least one source cable, a DC-DC converter, at least one output cable, and at least one DC load. Each of the at least one source cable includes a source input connector, a source output connector, and a source input cable. The DC-DC converter includes a housing, a DC-DC input connector, and a DC-DC output connector. Each of the at least one output cable includes a load input connector, at least one load output connector, and a load output cable. The DC-DC converter is operable to receive energy from the at least one source via the at least one source cable, and is operable to provide energy to the at least one DC load via the at least one output cable.

## Claims

### Claim 1

A direct current (DC)-DC conversion system comprising:
at least one source cable, wherein the at least one source cable comprises a source input connector, a source output connector, and a source input cable connecting the source input connector with the source output connector;
a DC-DC converter, wherein the DC-DC converter includes a housing, a DC-DC input connector, and a DC-DC output connector;
at least one output cable, wherein the at least one output cable comprises a load input connector, at least one load output connector, and a load input cable electrically connecting the load input connector with the at least one load output connector; and
wherein the DC-DC converter is operable to receive energy from at least one source via the at least one source cable, wherein the source input connector is operable to electrically connect to the at least one source, and wherein the source output connector is operable to electrically connect to the DC-DC input connector; and
wherein the DC-DC converter is operable to provide energy to at least one load via the at least one output cable, wherein the DC-DC output connector is operable to electrically connect to the load input connector, and wherein one or more of the at least one load output connector is operable to electrically connect to one or more of the at least one DC load.

### Claim 2 (depends on 1)

The DC-DC conversion system of claim 1, wherein the at least one source cable includes an XX90 battery source cable, a North American Treaty Organization (NATO) source cable, an alligator clip source cable, a male cigarette source cable, a Society of Automobile Engineers (SAE) source cable, a conformal wearable battery source cable, and/or a 152/148 battery source cable, and wherein the source input connector of the 152/148 battery source cable mates to a battery operable to power an AN/PRC-152 radio, an AN/PRC-148 radio, an AN/PRC-161, and/or an AN/PRC-163 radio.

### Claim 3 (depends on 1)

The DC-DC conversion system of claim 1, wherein the DC-DC converter has an input voltage range between about 9V and about 40V.

### Claim 4 (depends on 1)

The DC-DC conversion system of claim 1, wherein the at least one output cable includes a 17V output cable, a 30V output cable, and/or a 34V output cable.

### Claim 5 (depends on 1)

The DC-DC conversion system of claim 1, wherein the housing includes at least one fin and at least one vacuum tube, wherein the at least one vacuum tube is comprised of copper, and wherein the at least one copper vacuum tube is encased in an aluminum extrusion.

### Claim 6 (depends on 1)

The DC-DC conversion system of claim 1, wherein the DC-DC converter further includes a panel mount strain relief, and wherein the panel mount strain relief includes a right-angle adapter.

### Claim 7 (depends on 1)

The DC-DC conversion system of claim 1, wherein the source input connector on the source cable is operable to electrically connect to a 28V utility receptacle.

### Claim 8 (depends on 1)

The DC-DC conversion system of claim 1, wherein a voltage output of the DC-DC converter is configured based on a pin out of the load input connector.

### Claim 9 (depends on 1)

The DC-DC conversion system of claim 1, wherein the housing is configured to store electronics, and wherein the electronics are configured to designate at least one output voltage.

### Claim 10 (depends on 1)

The DC-DC conversion system of claim 1, wherein the at least one output cable includes at least one dual voltage output cable, wherein the at least one dual voltage output cable includes a first load output connector and a second load output connector, wherein the first load output connector has a first output voltage and the second load output connector has a second output voltage, wherein the first output voltage is higher than the second output voltage, and wherein the first load output connector has a larger diameter than the second load output connector.

### Claim 11 (depends on 1)

The DC-DC conversion system of claim 1, wherein the at least one output cable includes a triple voltage output cable, wherein the triple voltage output cable includes a first load output connector, a second load output connector, and a third load output connector, wherein the first load output connector has a first output voltage, wherein the second load output connector has a second output voltage, wherein the third load output connector has a third output voltage, wherein the first output voltage is higher than the second output voltage, wherein the second output voltage is higher than the third output voltage, wherein the first load output connector has a larger diameter than the second load output connector, and wherein the second load output connector has a larger diameter than the third load output connector.

### Claim 12 (depends on 1)

The DC-DC conversion system of claim 1, wherein the at least one source cable includes a helicopter source cable.

### Claim 13 (depends on 1)

The DC-DC conversion system of claim 1, wherein the at least one output cable includes a quad voltage output cable, wherein the quad voltage output cable includes four load output connectors, and wherein the four load output connectors have the same output voltage.

### Claim 14

A direct current (DC)-DC conversion system comprising:
at least one source cable, wherein the at least one source cable comprises a source input connector, a source output connector, and a source input cable electrically connecting the source input connector with the source output connector;
a DC-DC converter, wherein the DC-DC converter includes a housing, a DC-DC input connector, and a DC-DC output connector;
at least one output cable, wherein the at least one output cable comprises a load input connector, at least one load output connector, and a load output cable electrically connecting the load input connector with the at least one load output connector; and
a pouch, wherein the pouch is configured to hold the at least one source cable, the DC-DC converter, and the at least one output cable;
wherein the DC-DC converter is operable to receive energy from at least one source via the at least one source cable, wherein the source input connector is operable to electrically connect to the at least one source, and wherein the source output connector is operable to electrically connect to the DC-DC input connector; and
wherein the DC-DC converter is operable to provide energy to at least one load via the at least one output cable, wherein the DC-DC output connector is operable to electrically connect to the load input connector, and wherein one or more of the at least one load output connector is operable to electrically connect to one or more of the at least one load.

### Claim 15 (depends on 14)

The DC-DC conversion system of claim 14, wherein the pouch is rollable.

### Claim 16 (depends on 14)

The DC-DC conversion system of claim 14, wherein the at least one source cable includes a helicopter source cable.

### Claim 17 (depends on 14)

The DC-DC conversion system of claim 14, wherein the housing is configured to store electronics, and wherein the electronics are configured to designate at least one output voltage.

### Claim 18

A direct current (DC)-DC conversion system comprising:
at least one source cable, wherein the at least one source cable comprises a source input connector, a source output connector, and a source input cable electrically connecting the source input connector with the source output connector;
a DC-DC converter, wherein the DC-DC converter includes a housing, a DC-DC input connector, and a DC-DC output connector;
at least one output cable, wherein the at least one output cable comprises a load input connector, at least one load output connector, and a load output cable electrically connecting the load input connector with the at least one load output connector; and
a battery protector, wherein the battery protector is electrically connected to a battery and the DC-DC converter;
wherein the DC-DC converter is operable to receive energy from at least one source via the at least one source cable, wherein the source input connector is operable to electrically connect to the at least one source, and wherein the source output connector is operable to electrically connect to the DC-DC input connector;
wherein the DC-DC converter is operable to provide energy to the at least one DC load via the at least one output cable, wherein the DC-DC output connector is operable to electrically connect to the load input connector, and wherein one or more of the at least one load output connector is operable to electrically connect to one or more of at least one load; and
wherein the battery protector prevents draining of the battery.

### Claim 19 (depends on 18)

The DC-DC conversion system of claim 18, wherein the at least one source cable includes a helicopter source cable.

### Claim 20 (depends on 18)

The DC-DC conversion system of claim 18, wherein the housing is configured to store electronics, and wherein the electronics are configured to designate at least one output voltage.