Patent
US 9,442,542GRAPHENE HEAT DISSIPATORS IN PORTABLE ELECTRONIC DEVICES
Ramesh C. Bhardwaj
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 9,442,542Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows the arrangement of components within a portable 20 electronic device in accordance with the disclosed embodiments. [0013]
FIG. 2 shows a cross-sectional view of a portable electronic device in accordance with the disclosed embodiments. [0014]
FIG. 3 shows a flowchart illustrating the process of facilitating the use of a portable electronic device in accordance with the disclosed embodiments. 25 [0015]
FIG. 4 shows a portable electronic device in accordance with the disclosed embodiments. [0016] In the figures, like reference numerals refer to the same figure …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
- 20. canceled
A portable electronic device, comprising: a set of components powered by a battery pack; the battery pack comprising a battery cell; and a graphene layer coupled to the battery pack and one or more of the components, wherein the battery pack and the one or more of the components are positioned side by side on the graphene layer, wherein the graphene layer is configured to transfer heat from the one or more components to the battery pack to increase the temperature of battery pack.
The portable electronic device of claim 21, wherein the set of components comprises at least one of a processor, a power supply unit (PSU), a backlight, a charging circuit, a printed circuit board (PCB), a hard disk drive (H D D), and a radio transceiver.
The portable electronic device of claim 21, wherein the battery cell comprises: a set of layers comprising a cathode with an active coating, a separator, and an anode with an active coating; and a pouch enclosing the layers, wherein the pouch is flexible.
The portable electronic device of claim 21, wherein the battery cell comprises: a cathode current collector; a cathode active material; a solid electrolyte; an anode active material; and an anode current collector.
The portable electronic device of claim 21, wherein [[the]]a thermal contact between the graphene layer and the one or more of the components is provided by: further disposing the graphene layer over a surface of one or more of the components.
A method for facilitating the use of a portable electronic device, comprising: arranging a set of components and a battery within an enclosure of the portable electronic device; coupling the battery to a graphene layer; and coupling one or more of the components to the graphene layer, wherein the battery is positioned side by side with the one or more of the components on the graphene layer; wherein the graphene layer is configured to transfer heat from the one or more components to the battery to increase a temperature of battery.
The method of claim 30, wherein the set of components comprises at least one of a processor, a power supply unit (PSU), a backlight, a charging circuit, a printed circuit board (PCB), a hard disk drive (H D D), and a radio transceiver. -3- Atty Dkt. No. P₁₂ 0 35USC₁
The method of claim 30, wherein the battery comprises: a cathode current collector; a cathode active material; a solid electrolyte; an anode active material; and an anode current collector.
The method of claim 30, wherein providing thermal contact between the one or more of the components and the graphene layer involves: further disposing the graphene layer over a surface of the one or more of the components. -4-
The method of claim [[1 0]]30, wherein the battery comprises: a set of layers comprising a cathode with an active coating, a separator, and an anode with an active coating; and a pouch enclosing the layers, wherein the pouch is flexible.
The method of claim 32, wherein the pouch comprises: a layer of aluminum; and a layer of propylene.
The method of claim 32, wherein the layers are wound to create a jelly roll.
Layer stacks claimed or described, ordered top of device to substrate.
portable electronic device with graphene heat dissipator
lithium-polymer pouch battery cell
Materials described outside the worked examples.
graphene
aluminum
Al
Additional fabrication and treatment steps described in the patent.
Patent
Atlas literature
Patent
US 9,442,542Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows the arrangement of components within a portable 20 electronic device in accordance with the disclosed embodiments. [0013]
FIG. 2 shows a cross-sectional view of a portable electronic device in accordance with the disclosed embodiments. [0014]
FIG. 3 shows a flowchart illustrating the process of facilitating the use of a portable electronic device in accordance with the disclosed embodiments. 25 [0015]
FIG. 4 shows a portable electronic device in accordance with the disclosed embodiments. [0016] In the figures, like reference numerals refer to the same figure …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
- 20. canceled
A portable electronic device, comprising: a set of components powered by a battery pack; the battery pack comprising a battery cell; and a graphene layer coupled to the battery pack and one or more of the components, wherein the battery pack and the one or more of the components are positioned side by side on the graphene layer, wherein the graphene layer is configured to transfer heat from the one or more components to the battery pack to increase the temperature of battery pack.
The portable electronic device of claim 21, wherein the set of components comprises at least one of a processor, a power supply unit (PSU), a backlight, a charging circuit, a printed circuit board (PCB), a hard disk drive (H D D), and a radio transceiver.
The portable electronic device of claim 21, wherein the battery cell comprises: a set of layers comprising a cathode with an active coating, a separator, and an anode with an active coating; and a pouch enclosing the layers, wherein the pouch is flexible.
The portable electronic device of claim 21, wherein the battery cell comprises: a cathode current collector; a cathode active material; a solid electrolyte; an anode active material; and an anode current collector.
The portable electronic device of claim 21, wherein [[the]]a thermal contact between the graphene layer and the one or more of the components is provided by: further disposing the graphene layer over a surface of one or more of the components.
A method for facilitating the use of a portable electronic device, comprising: arranging a set of components and a battery within an enclosure of the portable electronic device; coupling the battery to a graphene layer; and coupling one or more of the components to the graphene layer, wherein the battery is positioned side by side with the one or more of the components on the graphene layer; wherein the graphene layer is configured to transfer heat from the one or more components to the battery to increase a temperature of battery.
The method of claim 30, wherein the set of components comprises at least one of a processor, a power supply unit (PSU), a backlight, a charging circuit, a printed circuit board (PCB), a hard disk drive (H D D), and a radio transceiver. -3- Atty Dkt. No. P₁₂ 0 35USC₁
The method of claim 30, wherein the battery comprises: a cathode current collector; a cathode active material; a solid electrolyte; an anode active material; and an anode current collector.
The method of claim 30, wherein providing thermal contact between the one or more of the components and the graphene layer involves: further disposing the graphene layer over a surface of the one or more of the components. -4-
The method of claim [[1 0]]30, wherein the battery comprises: a set of layers comprising a cathode with an active coating, a separator, and an anode with an active coating; and a pouch enclosing the layers, wherein the pouch is flexible.
The method of claim 32, wherein the pouch comprises: a layer of aluminum; and a layer of propylene.
The method of claim 32, wherein the layers are wound to create a jelly roll.
Layer stacks claimed or described, ordered top of device to substrate.
portable electronic device with graphene heat dissipator
lithium-polymer pouch battery cell
Materials described outside the worked examples.
graphene
aluminum
Al
Additional fabrication and treatment steps described in the patent.
Patent
Atlas literature
Patent
US 9,442,542Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows the arrangement of components within a portable 20 electronic device in accordance with the disclosed embodiments. [0013]
FIG. 2 shows a cross-sectional view of a portable electronic device in accordance with the disclosed embodiments. [0014]
FIG. 3 shows a flowchart illustrating the process of facilitating the use of a portable electronic device in accordance with the disclosed embodiments. 25 [0015]
FIG. 4 shows a portable electronic device in accordance with the disclosed embodiments. [0016] In the figures, like reference numerals refer to the same figure …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
- 20. canceled
A portable electronic device, comprising: a set of components powered by a battery pack; the battery pack comprising a battery cell; and a graphene layer coupled to the battery pack and one or more of the components, wherein the battery pack and the one or more of the components are positioned side by side on the graphene layer, wherein the graphene layer is configured to transfer heat from the one or more components to the battery pack to increase the temperature of battery pack.
The portable electronic device of claim 21, wherein the set of components comprises at least one of a processor, a power supply unit (PSU), a backlight, a charging circuit, a printed circuit board (PCB), a hard disk drive (H D D), and a radio transceiver.
The portable electronic device of claim 21, wherein the battery cell comprises: a set of layers comprising a cathode with an active coating, a separator, and an anode with an active coating; and a pouch enclosing the layers, wherein the pouch is flexible.
The portable electronic device of claim 21, wherein the battery cell comprises: a cathode current collector; a cathode active material; a solid electrolyte; an anode active material; and an anode current collector.
The portable electronic device of claim 21, wherein [[the]]a thermal contact between the graphene layer and the one or more of the components is provided by: further disposing the graphene layer over a surface of one or more of the components.
A method for facilitating the use of a portable electronic device, comprising: arranging a set of components and a battery within an enclosure of the portable electronic device; coupling the battery to a graphene layer; and coupling one or more of the components to the graphene layer, wherein the battery is positioned side by side with the one or more of the components on the graphene layer; wherein the graphene layer is configured to transfer heat from the one or more components to the battery to increase a temperature of battery.
The method of claim 30, wherein the set of components comprises at least one of a processor, a power supply unit (PSU), a backlight, a charging circuit, a printed circuit board (PCB), a hard disk drive (H D D), and a radio transceiver. -3- Atty Dkt. No. P₁₂ 0 35USC₁
The method of claim 30, wherein the battery comprises: a cathode current collector; a cathode active material; a solid electrolyte; an anode active material; and an anode current collector.
The method of claim 30, wherein providing thermal contact between the one or more of the components and the graphene layer involves: further disposing the graphene layer over a surface of the one or more of the components. -4-
The method of claim [[1 0]]30, wherein the battery comprises: a set of layers comprising a cathode with an active coating, a separator, and an anode with an active coating; and a pouch enclosing the layers, wherein the pouch is flexible.
The method of claim 32, wherein the pouch comprises: a layer of aluminum; and a layer of propylene.
The method of claim 32, wherein the layers are wound to create a jelly roll.
Layer stacks claimed or described, ordered top of device to substrate.
portable electronic device with graphene heat dissipator
lithium-polymer pouch battery cell
Materials described outside the worked examples.
graphene
aluminum
Al
Additional fabrication and treatment steps described in the patent.
Patent
Atlas literature
Patent
US 9,442,542Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows the arrangement of components within a portable 20 electronic device in accordance with the disclosed embodiments. [0013]
FIG. 2 shows a cross-sectional view of a portable electronic device in accordance with the disclosed embodiments. [0014]
FIG. 3 shows a flowchart illustrating the process of facilitating the use of a portable electronic device in accordance with the disclosed embodiments. 25 [0015]
FIG. 4 shows a portable electronic device in accordance with the disclosed embodiments. [0016] In the figures, like reference numerals refer to the same figure …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
- 20. canceled
A portable electronic device, comprising: a set of components powered by a battery pack; the battery pack comprising a battery cell; and a graphene layer coupled to the battery pack and one or more of the components, wherein the battery pack and the one or more of the components are positioned side by side on the graphene layer, wherein the graphene layer is configured to transfer heat from the one or more components to the battery pack to increase the temperature of battery pack.
The portable electronic device of claim 21, wherein the set of components comprises at least one of a processor, a power supply unit (PSU), a backlight, a charging circuit, a printed circuit board (PCB), a hard disk drive (H D D), and a radio transceiver.
The portable electronic device of claim 21, wherein the battery cell comprises: a set of layers comprising a cathode with an active coating, a separator, and an anode with an active coating; and a pouch enclosing the layers, wherein the pouch is flexible.
The portable electronic device of claim 21, wherein the battery cell comprises: a cathode current collector; a cathode active material; a solid electrolyte; an anode active material; and an anode current collector.
The portable electronic device of claim 21, wherein [[the]]a thermal contact between the graphene layer and the one or more of the components is provided by: further disposing the graphene layer over a surface of one or more of the components.
A method for facilitating the use of a portable electronic device, comprising: arranging a set of components and a battery within an enclosure of the portable electronic device; coupling the battery to a graphene layer; and coupling one or more of the components to the graphene layer, wherein the battery is positioned side by side with the one or more of the components on the graphene layer; wherein the graphene layer is configured to transfer heat from the one or more components to the battery to increase a temperature of battery.
The method of claim 30, wherein the set of components comprises at least one of a processor, a power supply unit (PSU), a backlight, a charging circuit, a printed circuit board (PCB), a hard disk drive (H D D), and a radio transceiver. -3- Atty Dkt. No. P₁₂ 0 35USC₁
The method of claim 30, wherein the battery comprises: a cathode current collector; a cathode active material; a solid electrolyte; an anode active material; and an anode current collector.
The method of claim 30, wherein providing thermal contact between the one or more of the components and the graphene layer involves: further disposing the graphene layer over a surface of the one or more of the components. -4-
The method of claim [[1 0]]30, wherein the battery comprises: a set of layers comprising a cathode with an active coating, a separator, and an anode with an active coating; and a pouch enclosing the layers, wherein the pouch is flexible.
The method of claim 32, wherein the pouch comprises: a layer of aluminum; and a layer of propylene.
The method of claim 32, wherein the layers are wound to create a jelly roll.
Layer stacks claimed or described, ordered top of device to substrate.
portable electronic device with graphene heat dissipator
lithium-polymer pouch battery cell
Materials described outside the worked examples.
graphene
aluminum
Al
Additional fabrication and treatment steps described in the patent.
solid-state battery cell
polypropylene
lithium phosphorus oxynitride
LiPON
platinum
Pt
gold
Au
copper
Cu
lithium
Li
solid-state battery cell
polypropylene
lithium phosphorus oxynitride
LiPON
platinum
Pt
gold
Au
copper
Cu
lithium
Li
solid-state battery cell
polypropylene
lithium phosphorus oxynitride
LiPON
platinum
Pt
gold
Au
copper
Cu
lithium
Li
solid-state battery cell
polypropylene
lithium phosphorus oxynitride
LiPON
platinum
Pt
gold
Au
copper
Cu
lithium
Li