# US 12,119,598 B1 · Universal DC power adaptor > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,119,598 B1 - Document ID: US12119598B1 - Status: Granted - Kind: B1 - Application number: 18/625,834 - Filed: 2024-04-03 - Granted: 2024-10-15 - Earliest claimed: 2020-12-04 - Assignees: LAT Enterprises, Inc. - Applicants: LAT Enterprises, Inc. - Inventors: Laura Thiel; Giancarlo Urzi; Carlos Cid - Web page: https://patentgrep.com/patent/US12119598B1 ## CPC - H01R 24/005: {requiring successive relative motions to complete the coupling, e.g. bayonet type} - H01R 31/065: {with built-in electric apparatus} - H01R 13/629: Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure {electrical locking indicators, manufacturing tolerances (separate tools or apparatus H01R43/26)} - H01R 13/639: Additional means for holding or locking coupling parts together, after engagement, {e.g. separate keylock, retainer strap} - H01R 13/719: specially adapted for high frequency, e.g. with filters - H02J 7/42: with electronic devices having internal batteries, e.g. mobile phones - H02J 7/65: against overtemperature - H02J 7/82: Control of state of charge [SOC] - H02J 7/855: {with circuits adapted for supplying loads from the battery} - H01R 13/24: resilient; resiliently-mounted - H01R 13/2407: {characterized by the resilient means} - H01R 13/2421: {using coil springs} - H01R 13/2471: {pin shaped} - H01R 13/62: Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement - H01R 13/62977: {Pivoting levers actuating linearly camming means} - H01R 13/64: Means for preventing incorrect coupling - H01R 24/86: Parallel contacts arranged about a common axis - H01R 31/06: Intermediate parts for linking two coupling parts, e.g. adapter (with a holder adapted for supporting apparatus to which its counterpart is attached H01R33/94) - H01R 2105/00: Three poles - H01R 2201/24: for radio transmission - H02J 7/00: Circuit arrangements for charging or discharging batteries or for supplying loads from batteries - H02J 7/667: {disconnection of loads if battery is not under charge, e.g. in vehicle if engine is not running} - H02J 7/80: including monitoring or indicating arrangements - H02J 7/825: {Detection of fully charged condition} - H02J 2207/10: Control circuit supply, e.g. means for supplying power to the control circuit - H02J 2207/30: Charge provided using DC bus or data bus of a computer - H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS - H02J: ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY ## Abstract A universal DC power adaptor for a PRC-148 radio, a PRC-152 radio, a Handheld ISR Transceiver, and similar devices and a method of using the same, is disclosed. The universal DC power adaptor includes mounting and locking features that are common to both the PRC-148 radio and the PRC-152 radio. The universal DC power adaptor further includes certain mounting and locking features that are unique to the PRC-148 radio and other mounting and locking features that are unique to the PRC-152 radio. The universal DC power adaptor also provides an output voltage suitable for both the PRC-148 and PRC-152 radios. Such features also are compatible with the Handheld ISR Transceiver, making the universal DC power adaptor compatible with the ISR Transceiver as well. Additionally, the universal DC power adaptor includes programmable control electronics. ## Claims ### Claim 1 A direct current (DC) power adaptor comprising: an adaptor plate assembly; an adaptor housing; and a layer of heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material; wherein the adaptor plate assembly includes an adaptor plate and at least one input connector; wherein the adaptor housing includes control electronics; wherein the control electronics are connected to the at least one input connector; wherein the at least one input connector is connected to a DC power source; and wherein the layer of heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material is functionally positioned between the adaptor plate assembly and the control electronics. ### Claim 2 (depends on 1) The DC power adaptor of claim 1, wherein the layer of heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material covers an interior surface of the adaptor housing, configured to protect an electronic device in the adaptor housing from external heat, further configured to prevent heat transfer between an electrical device and the control electronics in the adaptor housing. ### Claim 3 (depends on 1) The DC power adaptor of claim 1, wherein the layer of heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material further includes a fabric having at least one metal incorporated therein. ### Claim 4 (depends on 1) The DC power adaptor of claim 1, further including at least one flexible omnidirectional lead, wherein the at least one flexible omnidirectional lead includes the at least one input connector and at least one cable, wherein a spring is provided around the at least one cable, wherein the at least one cable and the spring are held securely in the adaptor plate assembly such that a portion of the spring is positioned inside the adaptor plate assembly and a portion of the spring is positioned outside the adaptor plate assembly. ### Claim 5 (depends on 1) The DC power adaptor of claim 1, wherein the at least one input connector is a locking connector. ### Claim 6 (depends on 1) The DC power adaptor of claim 1, further including a voltage pin. ### Claim 7 (depends on 1) The DC power adaptor of claim 1, wherein the control electronics include an isolator. ### Claim 8 (depends on 1) The DC power adaptor of claim 1, wherein the layer of heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material further includes anti-static, anti-radio frequency (RF), anti-electromagnetic interference (EMI), anti-tarnish, and/or anti-corrosion materials and properties. ### Claim 9 (depends on 1) The DC power adaptor of claim 1, wherein the control electronics include a power conditioning module, wherein the power conditioning module is configured to receive an input voltage, and wherein the power conditioning module is further configured to supply an output voltage. ### Claim 10 (depends on 1) The DC power adaptor of claim 1, wherein the output voltage is within a range of about 10 VDC to about 14.5 VDC, wherein the input voltage has a range from about 11.2 VDC±3% to about 17 VDC±3% or about 25 VDC±3% to about 30 VDC±3%. ### Claim 11 (depends on 1) The DC power adaptor of claim 1, further including at least one indicator for indicating a state of charge of the DC power source. ### Claim 12 (depends on 1) The DC power adaptor of claim 1, wherein the control electronics include a voltage sensing circuit and a communications interface configured to communicate information related to a state of charge of the DC power source to a network. ### Claim 13 A direct current (DC) power adaptor comprising: an adaptor plate assembly; and control electronics; a layer of heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material; wherein the adaptor plate assembly includes an adaptor plate and at least one input connector; wherein the control electronics include a power conditioning module; wherein the power conditioning module is configured to receive an input voltage, and wherein the power conditioning module is further configured to supply an output voltage; wherein the at least one input connector is configured to connect to a DC power source; and wherein the layer of heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material is functionally positioned between the adaptor plate assembly and the control electronics. ### Claim 14 (depends on 13) The DC power adaptor of claim 13, wherein the layer of heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material further includes anti-static, anti-radio frequency (RF), anti-electromagnetic interference (EMI), anti-tarnish, and/or anti-corrosion materials and properties. ### Claim 15 (depends on 13) The DC power adaptor of claim 13, wherein the output voltage is within a range of about 10 VDC to about 14.5 VDC. ### Claim 16 (depends on 13) The DC power adaptor of claim 13, wherein the input voltage has a range from about 11.2 VDC±3% to about 17 VDC±3%. ### Claim 17 (depends on 13) The DC power adaptor of claim 13, wherein the input voltage has a range from about 25 VDC±3% to about 30 VDC±3%. ### Claim 18 A direct current (DC) power adaptor comprising: an adaptor plate assembly; an adaptor housing; and a layer of heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material; wherein the adaptor plate assembly includes at least one input connector; wherein the adaptor housing includes control electronics; wherein the control electronics include a communications interface; wherein the at least one input connector is configured to connect to a DC power source; and wherein the layer of heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material is functionally positioned between the adaptor plate assembly and the control electronics. ### Claim 19 (depends on 18) The DC power adaptor of claim 18, wherein the layer of heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material further includes anti-static, anti-radio frequency (RF), anti-electromagnetic interference (EMI), anti-tarnish, and/or anti-corrosion materials and properties. ### Claim 20 (depends on 18) The DC power adaptor of claim 18, further including at least one flexible omnidirectional lead, wherein the at least one flexible omnidirectional lead includes the at least one input connector and at least one cable, wherein a spring is provided around the at least one cable, wherein the at least one cable and the spring are held securely in the adaptor plate assembly such that a portion of the spring is positioned inside the adaptor plate assembly and a portion of the spring is positioned outside the adaptor plate assembly.