Patent
US 10,660,159TRANSPARENT HEATING DEVICE WITH GRAPHENE FILM
BOUCHIAT, Vincent, MARTY, Laetitia
28 April 2016·US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 10,660,159Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 illustrates an example of non-uniform thermal emission in a graphene device;
Figure 2A illustrates, in plan view, a transparent heating device comprising a graphene film according to an embodiment of the present disclosure;
Figure 2B is a cross-section view of the transparent heating device of
Figure 3 is a flow diagram illustrating operations in a method of forming a transparent heating device according to an embodiment of the present disclosure;
Figure 4 schematically illustrates an apparatus for forming a graphene mono-layer according to an embodiment of the present disclosure;
Figure 5 illustrates steps in a method of transferring a graphene mono-layer to a transparent substrate according to an embodiment of the present disclosure;
Figure 6A illustrates a graphene film having openings according to an embodiment of the present disclosure;
Figure 6B illustrates a graphene film having openings according to a further embodiment of the present disclosure;
Figure 7 illustrates a graphene film comprising a plurality of mono-layers having different surface areas according to an embodiment of the present disclosure;
Figure 8 illustrates a process step for increasing the resistivity of a graphene film according to an embodiment of the present disclosure;
Figure 9 is a cross-section view schematically illustrating a transparent heating device according to a further embodiment of the present disclosure;
Figure 10 A is a plan view illustrating a transparent heating device comprising light-emitting elements according to an embodiment of the present disclosure; [0040] Figure lO B is a cross-section view of a portion of the device of
Figure 11 schematically illustrates a system for controlling a transparent heating and display device. [0042] It should be noted that, for clarity purposes, the representations of the various layers forming the transparent heating device in the figures have not been drawn to scale.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A transparent heating device comprising: a graphene film fixed to a transparent substrate; a first electrode connected to a first edge of the graphene film; and a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode, the graphene film comprising a first region adjacent to the first electrode and at least one further region, the first region being adapted to have a lower resistance per square than each of the at least one further regions, the graphene film comprising areas of reduced thickness and/or absence of graphene, the lower resistance per square in the first region with respect to the at least one further region resulting from the surface area and/or thickness of said areas of reduced thickness and/or absence of graphene. Previously presented
The transparent heating device of claim 1, wherein the areas of reduced thickness and/or absence of graphene comprise openings formed in one or more graphene mono-layers of the graphene film ~ in the at least one further region. Previously presented
The transparent heating device of any of claims claim 1, wherein the first region comprises a plurality of graphene mono-layers, and wherein the at least one further region comprises fewer graphene mono-layers than the first region. Previously presented
The transparent heating device of any of claims claim 1, further comprising a display comprising one or more light emitting elements each having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light emitting element. Previously presented
A transparent heating device comprising: a graphene film fixed to a transparent substrate; a first electrode connected to a first edge of the graphene film; a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode, the graphene film comprising a first region adjacent to the first electrode and at least one further region, the first region being adapted to have a lower resistance per square than each of the at least one further regions; and one or more gate electrodes positioned in the at least one further regions and isolated from the graphene film by an insulating layer, a voltage applied to the one or more gate electrodes increasing the resistance per square of the graphene film in the at least one further regions. Previously presented
The transparent heating device of claim 5, wherein each of the one or more gate electrodes has a surface area of at least 1 cm 2. Original
The transparent heating device of claim 5, comprising a plurality of said further regions, a first of said gate electrodes being positioned in a first of said further regions and a second of said gate electrodes being positioned in a second of said further regions. Previously presented
The transparent heating device of claim 5, further comprising a display comprising one or more light emitting elements each having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light emitting element. Previously presented
A transparent heating and display device comprising: a transparent heating element formed of a graphene film fixed to a transparent substrate; and a plurality of light-emitting elements each comprising a pair of electrodes, wherein said graphene film forms one of the pair of electrodes of each of the light emitting elements. Previously presented
The transparent heating and display device of claim 10, wherein the plurality of light-emitting elements are organic light-emitting diodes, and wherein the graphene film directly contacts an organic layer of each of the organic light-emitting diodes. Original
The transparent heating and display device of claim 10, further comprising: a first electrode connected to a first edge of the graphene film; and a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode. Previously presented
The transparent heating and display device of claim 10, wherein the other of the pair of electrodes of each light-emitting element is coupled via a corresponding conducting track to a control circuit. Previously presented
The transparent heating and display device of claim 10, wherein at least one of the light-emitting elements is an organic light-emitting diode. Previously presented
A method comprising: forming a transparent heating device comprising a graphene film; and forming a plurality of light-emitting elements, each light-emitting element having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light- emitting element. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
transparent heating device with resistance gradient via patterned graphene
transparent heating device with gate electrodes for resistance tuning
Materials described outside the worked examples.
graphene film
organic layer (OLED)
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 0.1–100 µm | — |
— | 1.44–18 W |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,660,159Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 illustrates an example of non-uniform thermal emission in a graphene device;
Figure 2A illustrates, in plan view, a transparent heating device comprising a graphene film according to an embodiment of the present disclosure;
Figure 2B is a cross-section view of the transparent heating device of
Figure 3 is a flow diagram illustrating operations in a method of forming a transparent heating device according to an embodiment of the present disclosure;
Figure 4 schematically illustrates an apparatus for forming a graphene mono-layer according to an embodiment of the present disclosure;
Figure 5 illustrates steps in a method of transferring a graphene mono-layer to a transparent substrate according to an embodiment of the present disclosure;
Figure 6A illustrates a graphene film having openings according to an embodiment of the present disclosure;
Figure 6B illustrates a graphene film having openings according to a further embodiment of the present disclosure;
Figure 7 illustrates a graphene film comprising a plurality of mono-layers having different surface areas according to an embodiment of the present disclosure;
Figure 8 illustrates a process step for increasing the resistivity of a graphene film according to an embodiment of the present disclosure;
Figure 9 is a cross-section view schematically illustrating a transparent heating device according to a further embodiment of the present disclosure;
Figure 10 A is a plan view illustrating a transparent heating device comprising light-emitting elements according to an embodiment of the present disclosure; [0040] Figure lO B is a cross-section view of a portion of the device of
Figure 11 schematically illustrates a system for controlling a transparent heating and display device. [0042] It should be noted that, for clarity purposes, the representations of the various layers forming the transparent heating device in the figures have not been drawn to scale.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A transparent heating device comprising: a graphene film fixed to a transparent substrate; a first electrode connected to a first edge of the graphene film; and a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode, the graphene film comprising a first region adjacent to the first electrode and at least one further region, the first region being adapted to have a lower resistance per square than each of the at least one further regions, the graphene film comprising areas of reduced thickness and/or absence of graphene, the lower resistance per square in the first region with respect to the at least one further region resulting from the surface area and/or thickness of said areas of reduced thickness and/or absence of graphene. Previously presented
The transparent heating device of claim 1, wherein the areas of reduced thickness and/or absence of graphene comprise openings formed in one or more graphene mono-layers of the graphene film ~ in the at least one further region. Previously presented
The transparent heating device of any of claims claim 1, wherein the first region comprises a plurality of graphene mono-layers, and wherein the at least one further region comprises fewer graphene mono-layers than the first region. Previously presented
The transparent heating device of any of claims claim 1, further comprising a display comprising one or more light emitting elements each having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light emitting element. Previously presented
A transparent heating device comprising: a graphene film fixed to a transparent substrate; a first electrode connected to a first edge of the graphene film; a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode, the graphene film comprising a first region adjacent to the first electrode and at least one further region, the first region being adapted to have a lower resistance per square than each of the at least one further regions; and one or more gate electrodes positioned in the at least one further regions and isolated from the graphene film by an insulating layer, a voltage applied to the one or more gate electrodes increasing the resistance per square of the graphene film in the at least one further regions. Previously presented
The transparent heating device of claim 5, wherein each of the one or more gate electrodes has a surface area of at least 1 cm 2. Original
The transparent heating device of claim 5, comprising a plurality of said further regions, a first of said gate electrodes being positioned in a first of said further regions and a second of said gate electrodes being positioned in a second of said further regions. Previously presented
The transparent heating device of claim 5, further comprising a display comprising one or more light emitting elements each having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light emitting element. Previously presented
A transparent heating and display device comprising: a transparent heating element formed of a graphene film fixed to a transparent substrate; and a plurality of light-emitting elements each comprising a pair of electrodes, wherein said graphene film forms one of the pair of electrodes of each of the light emitting elements. Previously presented
The transparent heating and display device of claim 10, wherein the plurality of light-emitting elements are organic light-emitting diodes, and wherein the graphene film directly contacts an organic layer of each of the organic light-emitting diodes. Original
The transparent heating and display device of claim 10, further comprising: a first electrode connected to a first edge of the graphene film; and a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode. Previously presented
The transparent heating and display device of claim 10, wherein the other of the pair of electrodes of each light-emitting element is coupled via a corresponding conducting track to a control circuit. Previously presented
The transparent heating and display device of claim 10, wherein at least one of the light-emitting elements is an organic light-emitting diode. Previously presented
A method comprising: forming a transparent heating device comprising a graphene film; and forming a plurality of light-emitting elements, each light-emitting element having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light- emitting element. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
transparent heating device with resistance gradient via patterned graphene
transparent heating device with gate electrodes for resistance tuning
Materials described outside the worked examples.
graphene film
organic layer (OLED)
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 0.1–100 µm | — |
— | 1.44–18 W |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,660,159Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 illustrates an example of non-uniform thermal emission in a graphene device;
Figure 2A illustrates, in plan view, a transparent heating device comprising a graphene film according to an embodiment of the present disclosure;
Figure 2B is a cross-section view of the transparent heating device of
Figure 3 is a flow diagram illustrating operations in a method of forming a transparent heating device according to an embodiment of the present disclosure;
Figure 4 schematically illustrates an apparatus for forming a graphene mono-layer according to an embodiment of the present disclosure;
Figure 5 illustrates steps in a method of transferring a graphene mono-layer to a transparent substrate according to an embodiment of the present disclosure;
Figure 6A illustrates a graphene film having openings according to an embodiment of the present disclosure;
Figure 6B illustrates a graphene film having openings according to a further embodiment of the present disclosure;
Figure 7 illustrates a graphene film comprising a plurality of mono-layers having different surface areas according to an embodiment of the present disclosure;
Figure 8 illustrates a process step for increasing the resistivity of a graphene film according to an embodiment of the present disclosure;
Figure 9 is a cross-section view schematically illustrating a transparent heating device according to a further embodiment of the present disclosure;
Figure 10 A is a plan view illustrating a transparent heating device comprising light-emitting elements according to an embodiment of the present disclosure; [0040] Figure lO B is a cross-section view of a portion of the device of
Figure 11 schematically illustrates a system for controlling a transparent heating and display device. [0042] It should be noted that, for clarity purposes, the representations of the various layers forming the transparent heating device in the figures have not been drawn to scale.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A transparent heating device comprising: a graphene film fixed to a transparent substrate; a first electrode connected to a first edge of the graphene film; and a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode, the graphene film comprising a first region adjacent to the first electrode and at least one further region, the first region being adapted to have a lower resistance per square than each of the at least one further regions, the graphene film comprising areas of reduced thickness and/or absence of graphene, the lower resistance per square in the first region with respect to the at least one further region resulting from the surface area and/or thickness of said areas of reduced thickness and/or absence of graphene. Previously presented
The transparent heating device of claim 1, wherein the areas of reduced thickness and/or absence of graphene comprise openings formed in one or more graphene mono-layers of the graphene film ~ in the at least one further region. Previously presented
The transparent heating device of any of claims claim 1, wherein the first region comprises a plurality of graphene mono-layers, and wherein the at least one further region comprises fewer graphene mono-layers than the first region. Previously presented
The transparent heating device of any of claims claim 1, further comprising a display comprising one or more light emitting elements each having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light emitting element. Previously presented
A transparent heating device comprising: a graphene film fixed to a transparent substrate; a first electrode connected to a first edge of the graphene film; a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode, the graphene film comprising a first region adjacent to the first electrode and at least one further region, the first region being adapted to have a lower resistance per square than each of the at least one further regions; and one or more gate electrodes positioned in the at least one further regions and isolated from the graphene film by an insulating layer, a voltage applied to the one or more gate electrodes increasing the resistance per square of the graphene film in the at least one further regions. Previously presented
The transparent heating device of claim 5, wherein each of the one or more gate electrodes has a surface area of at least 1 cm 2. Original
The transparent heating device of claim 5, comprising a plurality of said further regions, a first of said gate electrodes being positioned in a first of said further regions and a second of said gate electrodes being positioned in a second of said further regions. Previously presented
The transparent heating device of claim 5, further comprising a display comprising one or more light emitting elements each having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light emitting element. Previously presented
A transparent heating and display device comprising: a transparent heating element formed of a graphene film fixed to a transparent substrate; and a plurality of light-emitting elements each comprising a pair of electrodes, wherein said graphene film forms one of the pair of electrodes of each of the light emitting elements. Previously presented
The transparent heating and display device of claim 10, wherein the plurality of light-emitting elements are organic light-emitting diodes, and wherein the graphene film directly contacts an organic layer of each of the organic light-emitting diodes. Original
The transparent heating and display device of claim 10, further comprising: a first electrode connected to a first edge of the graphene film; and a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode. Previously presented
The transparent heating and display device of claim 10, wherein the other of the pair of electrodes of each light-emitting element is coupled via a corresponding conducting track to a control circuit. Previously presented
The transparent heating and display device of claim 10, wherein at least one of the light-emitting elements is an organic light-emitting diode. Previously presented
A method comprising: forming a transparent heating device comprising a graphene film; and forming a plurality of light-emitting elements, each light-emitting element having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light- emitting element. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
transparent heating device with resistance gradient via patterned graphene
transparent heating device with gate electrodes for resistance tuning
Materials described outside the worked examples.
graphene film
organic layer (OLED)
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 0.1–100 µm | — |
— | 1.44–18 W |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,660,159Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 illustrates an example of non-uniform thermal emission in a graphene device;
Figure 2A illustrates, in plan view, a transparent heating device comprising a graphene film according to an embodiment of the present disclosure;
Figure 2B is a cross-section view of the transparent heating device of
Figure 3 is a flow diagram illustrating operations in a method of forming a transparent heating device according to an embodiment of the present disclosure;
Figure 4 schematically illustrates an apparatus for forming a graphene mono-layer according to an embodiment of the present disclosure;
Figure 5 illustrates steps in a method of transferring a graphene mono-layer to a transparent substrate according to an embodiment of the present disclosure;
Figure 6A illustrates a graphene film having openings according to an embodiment of the present disclosure;
Figure 6B illustrates a graphene film having openings according to a further embodiment of the present disclosure;
Figure 7 illustrates a graphene film comprising a plurality of mono-layers having different surface areas according to an embodiment of the present disclosure;
Figure 8 illustrates a process step for increasing the resistivity of a graphene film according to an embodiment of the present disclosure;
Figure 9 is a cross-section view schematically illustrating a transparent heating device according to a further embodiment of the present disclosure;
Figure 10 A is a plan view illustrating a transparent heating device comprising light-emitting elements according to an embodiment of the present disclosure; [0040] Figure lO B is a cross-section view of a portion of the device of
Figure 11 schematically illustrates a system for controlling a transparent heating and display device. [0042] It should be noted that, for clarity purposes, the representations of the various layers forming the transparent heating device in the figures have not been drawn to scale.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A transparent heating device comprising: a graphene film fixed to a transparent substrate; a first electrode connected to a first edge of the graphene film; and a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode, the graphene film comprising a first region adjacent to the first electrode and at least one further region, the first region being adapted to have a lower resistance per square than each of the at least one further regions, the graphene film comprising areas of reduced thickness and/or absence of graphene, the lower resistance per square in the first region with respect to the at least one further region resulting from the surface area and/or thickness of said areas of reduced thickness and/or absence of graphene. Previously presented
The transparent heating device of claim 1, wherein the areas of reduced thickness and/or absence of graphene comprise openings formed in one or more graphene mono-layers of the graphene film ~ in the at least one further region. Previously presented
The transparent heating device of any of claims claim 1, wherein the first region comprises a plurality of graphene mono-layers, and wherein the at least one further region comprises fewer graphene mono-layers than the first region. Previously presented
The transparent heating device of any of claims claim 1, further comprising a display comprising one or more light emitting elements each having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light emitting element. Previously presented
A transparent heating device comprising: a graphene film fixed to a transparent substrate; a first electrode connected to a first edge of the graphene film; a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode, the graphene film comprising a first region adjacent to the first electrode and at least one further region, the first region being adapted to have a lower resistance per square than each of the at least one further regions; and one or more gate electrodes positioned in the at least one further regions and isolated from the graphene film by an insulating layer, a voltage applied to the one or more gate electrodes increasing the resistance per square of the graphene film in the at least one further regions. Previously presented
The transparent heating device of claim 5, wherein each of the one or more gate electrodes has a surface area of at least 1 cm 2. Original
The transparent heating device of claim 5, comprising a plurality of said further regions, a first of said gate electrodes being positioned in a first of said further regions and a second of said gate electrodes being positioned in a second of said further regions. Previously presented
The transparent heating device of claim 5, further comprising a display comprising one or more light emitting elements each having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light emitting element. Previously presented
A transparent heating and display device comprising: a transparent heating element formed of a graphene film fixed to a transparent substrate; and a plurality of light-emitting elements each comprising a pair of electrodes, wherein said graphene film forms one of the pair of electrodes of each of the light emitting elements. Previously presented
The transparent heating and display device of claim 10, wherein the plurality of light-emitting elements are organic light-emitting diodes, and wherein the graphene film directly contacts an organic layer of each of the organic light-emitting diodes. Original
The transparent heating and display device of claim 10, further comprising: a first electrode connected to a first edge of the graphene film; and a second electrode connected to a second edge of the graphene film, wherein there is a resistance gradient across the graphene film from the first electrode to the second electrode. Previously presented
The transparent heating and display device of claim 10, wherein the other of the pair of electrodes of each light-emitting element is coupled via a corresponding conducting track to a control circuit. Previously presented
The transparent heating and display device of claim 10, wherein at least one of the light-emitting elements is an organic light-emitting diode. Previously presented
A method comprising: forming a transparent heating device comprising a graphene film; and forming a plurality of light-emitting elements, each light-emitting element having a pair of electrodes, wherein the graphene film forms one of the pair of electrodes of each light- emitting element. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
transparent heating device with resistance gradient via patterned graphene
transparent heating device with gate electrodes for resistance tuning
Materials described outside the worked examples.
graphene film
organic layer (OLED)
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 0.1–100 µm | — |
— | 1.44–18 W |
Related documents with shared materials, methods, properties, or citations.
transparent heating and display device with graphene electrode and light-emitting elements
transparent substrate
insulating layer
| — |
Voltage | 10–40 V | — |
Thickness | 300–700 nm | — |
Thickness | 100–300 nm | — |
Thickness | 10–20 nm | — |
Voltage | 5–10 V | — |
Thickness | ≥ 1 cm | — |
Thickness | ≥ 10 mm | — |
transparent heating and display device with graphene electrode and light-emitting elements
transparent substrate
insulating layer
| — |
Voltage | 10–40 V | — |
Thickness | 300–700 nm | — |
Thickness | 100–300 nm | — |
Thickness | 10–20 nm | — |
Voltage | 5–10 V | — |
Thickness | ≥ 1 cm | — |
Thickness | ≥ 10 mm | — |
transparent heating and display device with graphene electrode and light-emitting elements
transparent substrate
insulating layer
| — |
Voltage | 10–40 V | — |
Thickness | 300–700 nm | — |
Thickness | 100–300 nm | — |
Thickness | 10–20 nm | — |
Voltage | 5–10 V | — |
Thickness | ≥ 1 cm | — |
Thickness | ≥ 10 mm | — |
transparent heating and display device with graphene electrode and light-emitting elements
transparent substrate
insulating layer
| — |
Voltage | 10–40 V | — |
Thickness | 300–700 nm | — |
Thickness | 100–300 nm | — |
Thickness | 10–20 nm | — |
Voltage | 5–10 V | — |
Thickness | ≥ 1 cm | — |
Thickness | ≥ 10 mm | — |