Patent
US 9,924,619PASSIVE LAYER FOR ATTENUATION OF NEAR-FIELD ELECTROMAGNETIC WAVES AND HEAT DISSIPATION INCLUDING GRAPHENE, AND ELECTROMAGNETIC DEVICE INCLUDING THE SAME
Sang Woo Kim
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 9,924,619Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1. According to a further embodiment, an electromagnetic device is provided in which at least some of the active layers (b) are formed on portions of the …
FIG. 2. According to another embodiment, an electromagnetic device is provided in 5 which another layer of the low dielectric constant layers (d) is further …
FIG. 3. According to another embodiment, an electromagnetic device is provided in 10 which the passive layer for the attenuation of near-field electromagnetic …
FIG. 4. According to another embodiment, an electromagnetic device is provided in which a further composite passive layer for the attenuation of near-field …
FIG. 5. According to a further embodiment, an electromagnetic device is provided in which another layer of the passive layers for the attenuation of near-field …
FIG. 6. According to another embodiment of the present invention, an electromagnetic device is provided in which at least some of the active layers (b) and at …
FIG. 7. According to a further embodiment of the present invention, an electromagnetic 10 device is provided in which one of the low dielectric constant layers …
FIG. 8 illustrates a film for the attenuation of near-field 30 electromagnetic waves and heat dissipation in which multilayer structures, each of 16 which …
FIG. 9. According to one embodiment of the present invention, an electromagnetic device is provided in which the passive layer for the attenuation of near-field …
FIG. 10. According to another aspect of the present invention, there is provided a circuit board including a substrate, a wiring layer formed on the upper …
FIG. 11. According to a further embodiment, an electromagnetic device is provided in which at least some of the active layers (b) including microstrip or …
FIG. 14 shows 15 changes in the sheet resistance of the doped graphene layers with different numbers of layers. The sheet resistance of the undoped 1 -layer …
FIG. 15 is a graph showing the transmittance values (at 550 nm) of graphene coated on 20 a PET substrate by roll-to-roll layer-by-layer transfer to the PET …
FIG. 16 shows power loss curves evaluating the effects of passive layers(each 50x 50 mm) including graphene, which were formed on transmission lines by a 10 …
FIG. 17 compares the effects of the doped graphene film, the soft magnetic film, the soft magnetic power composite film, and the ITO film on the attenuation of …
FIG. 19 is a graph comparing power losses (P ioss/Pm,,) between transmission 20 lines, which were measured on the d oped graphene (3 -layer)/PET structures of …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 21 is a graph showing the magnetic moments of graphene (1 -layer) measured using asuperconducting quantum interference device (SQUID) magnetometer. 30 9 …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
1-3. canceled
canceled
canceled
An electromagnetic device comprising (a) a base, (b) one or more active layers with a small gap of insulator, (c) one or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation comprising a graphene layer and a polymer layer, and (d) one or more low dielectric constant layers, wherein the passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are in contact with the low dielectric constant layers, the base is in contact with one of the passive layers for the attenuation of near-field electromagnetic waves and heat dissipation, one of the low dielectric constant layers, or both of them, one of the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the active layers, one of the low dielectric constant layers is formed on the active layers, or the active layers are surrounded by one of the low dielectric constant layers, 2 Application No.:14/345,996 the low dielectric constant layers are selected from the group consisting of oxide layers, nitride layers, carbide layers, and polymer layers, the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are undoped or doped with either an organic dopant or an inorganic dopant or both of them, the base is selected from the group consisting of metal bases, ceramic bases, polymer bases, silicon bases, flexible circuit substrates, rigid circuit substrates, and flexible films, the active layers are selected from the group consisting of signal circuit lines, ground circuit lines, transmission circuit lines, electrodes, semiconductor layers, and memory layers, and the electromagnetic device is selected from the group consisting of thin film devices, nanodevices, semiconductor devices, memory devices, molecular devices, optical devices, display devices, digital devices, and devices comprising a rigid or flexible substrate, wherein the graphene layer is essentially free of carbon nanotubes.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) are formed on portions of the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed as a film or is patterned on the upper portions of the some of the active layers and the remaining portion of the upper surface of the base on which the some active layers are not formed, and one of the low 3 Application No.:14/345,996 dielectric constant layers (d) is formed on the upper surface of the multilayer passive layer.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) are formed on portions of the upper surface of the base (a), one of the low dielectric constant layers (d) is formed on the upper portions of the some active layers and the remaining portion of the upper surface of the base on which the some active layers are not formed, and one of the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer.
The electromagnetic device according to claim 4, wherein one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the base (a), and at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the some active layers are formed on the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation.
The electromagnetic device according to claim 4, wherein one of the low dielectric constant layers (d) is formed on the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer, and at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the active layers are formed on the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the active layers are formed on the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer, the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation formed on the upper surface of the low dielectric constant layer is a composite passive layer for the attenuation of near-field electromagnetic waves and heat dissipation consisting of two or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation, and 6 Application No.:14/345,996 the two or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are doped with a dopant.
16-21. canceled
canceled
canceled
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canceled
canceled
Layer stacks claimed or described, ordered top of device to substrate.
electromagnetic device
Materials described outside the worked examples.
graphene layer
polymer layer
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2. According to another embodiment, an electromagnetic device is provided in 5 which another layer of the low dielectric constant layers (d) is further …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Temperature | 90–120 °C | — |
Temperature |
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US 9,924,619Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1. According to a further embodiment, an electromagnetic device is provided in which at least some of the active layers (b) are formed on portions of the …
FIG. 2. According to another embodiment, an electromagnetic device is provided in 5 which another layer of the low dielectric constant layers (d) is further …
FIG. 3. According to another embodiment, an electromagnetic device is provided in 10 which the passive layer for the attenuation of near-field electromagnetic …
FIG. 4. According to another embodiment, an electromagnetic device is provided in which a further composite passive layer for the attenuation of near-field …
FIG. 5. According to a further embodiment, an electromagnetic device is provided in which another layer of the passive layers for the attenuation of near-field …
FIG. 6. According to another embodiment of the present invention, an electromagnetic device is provided in which at least some of the active layers (b) and at …
FIG. 7. According to a further embodiment of the present invention, an electromagnetic 10 device is provided in which one of the low dielectric constant layers …
FIG. 8 illustrates a film for the attenuation of near-field 30 electromagnetic waves and heat dissipation in which multilayer structures, each of 16 which …
FIG. 9. According to one embodiment of the present invention, an electromagnetic device is provided in which the passive layer for the attenuation of near-field …
FIG. 10. According to another aspect of the present invention, there is provided a circuit board including a substrate, a wiring layer formed on the upper …
FIG. 11. According to a further embodiment, an electromagnetic device is provided in which at least some of the active layers (b) including microstrip or …
FIG. 14 shows 15 changes in the sheet resistance of the doped graphene layers with different numbers of layers. The sheet resistance of the undoped 1 -layer …
FIG. 15 is a graph showing the transmittance values (at 550 nm) of graphene coated on 20 a PET substrate by roll-to-roll layer-by-layer transfer to the PET …
FIG. 16 shows power loss curves evaluating the effects of passive layers(each 50x 50 mm) including graphene, which were formed on transmission lines by a 10 …
FIG. 17 compares the effects of the doped graphene film, the soft magnetic film, the soft magnetic power composite film, and the ITO film on the attenuation of …
FIG. 19 is a graph comparing power losses (P ioss/Pm,,) between transmission 20 lines, which were measured on the d oped graphene (3 -layer)/PET structures of …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 21 is a graph showing the magnetic moments of graphene (1 -layer) measured using asuperconducting quantum interference device (SQUID) magnetometer. 30 9 …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
1-3. canceled
canceled
canceled
An electromagnetic device comprising (a) a base, (b) one or more active layers with a small gap of insulator, (c) one or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation comprising a graphene layer and a polymer layer, and (d) one or more low dielectric constant layers, wherein the passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are in contact with the low dielectric constant layers, the base is in contact with one of the passive layers for the attenuation of near-field electromagnetic waves and heat dissipation, one of the low dielectric constant layers, or both of them, one of the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the active layers, one of the low dielectric constant layers is formed on the active layers, or the active layers are surrounded by one of the low dielectric constant layers, 2 Application No.:14/345,996 the low dielectric constant layers are selected from the group consisting of oxide layers, nitride layers, carbide layers, and polymer layers, the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are undoped or doped with either an organic dopant or an inorganic dopant or both of them, the base is selected from the group consisting of metal bases, ceramic bases, polymer bases, silicon bases, flexible circuit substrates, rigid circuit substrates, and flexible films, the active layers are selected from the group consisting of signal circuit lines, ground circuit lines, transmission circuit lines, electrodes, semiconductor layers, and memory layers, and the electromagnetic device is selected from the group consisting of thin film devices, nanodevices, semiconductor devices, memory devices, molecular devices, optical devices, display devices, digital devices, and devices comprising a rigid or flexible substrate, wherein the graphene layer is essentially free of carbon nanotubes.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) are formed on portions of the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed as a film or is patterned on the upper portions of the some of the active layers and the remaining portion of the upper surface of the base on which the some active layers are not formed, and one of the low 3 Application No.:14/345,996 dielectric constant layers (d) is formed on the upper surface of the multilayer passive layer.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) are formed on portions of the upper surface of the base (a), one of the low dielectric constant layers (d) is formed on the upper portions of the some active layers and the remaining portion of the upper surface of the base on which the some active layers are not formed, and one of the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer.
The electromagnetic device according to claim 4, wherein one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the base (a), and at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the some active layers are formed on the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation.
The electromagnetic device according to claim 4, wherein one of the low dielectric constant layers (d) is formed on the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer, and at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the active layers are formed on the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the active layers are formed on the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer, the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation formed on the upper surface of the low dielectric constant layer is a composite passive layer for the attenuation of near-field electromagnetic waves and heat dissipation consisting of two or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation, and 6 Application No.:14/345,996 the two or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are doped with a dopant.
16-21. canceled
canceled
canceled
canceled
canceled
canceled
Layer stacks claimed or described, ordered top of device to substrate.
electromagnetic device
Materials described outside the worked examples.
graphene layer
polymer layer
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2. According to another embodiment, an electromagnetic device is provided in 5 which another layer of the low dielectric constant layers (d) is further …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Temperature | 90–120 °C | — |
Temperature |
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US 9,924,619Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1. According to a further embodiment, an electromagnetic device is provided in which at least some of the active layers (b) are formed on portions of the …
FIG. 2. According to another embodiment, an electromagnetic device is provided in 5 which another layer of the low dielectric constant layers (d) is further …
FIG. 3. According to another embodiment, an electromagnetic device is provided in 10 which the passive layer for the attenuation of near-field electromagnetic …
FIG. 4. According to another embodiment, an electromagnetic device is provided in which a further composite passive layer for the attenuation of near-field …
FIG. 5. According to a further embodiment, an electromagnetic device is provided in which another layer of the passive layers for the attenuation of near-field …
FIG. 6. According to another embodiment of the present invention, an electromagnetic device is provided in which at least some of the active layers (b) and at …
FIG. 7. According to a further embodiment of the present invention, an electromagnetic 10 device is provided in which one of the low dielectric constant layers …
FIG. 8 illustrates a film for the attenuation of near-field 30 electromagnetic waves and heat dissipation in which multilayer structures, each of 16 which …
FIG. 9. According to one embodiment of the present invention, an electromagnetic device is provided in which the passive layer for the attenuation of near-field …
FIG. 10. According to another aspect of the present invention, there is provided a circuit board including a substrate, a wiring layer formed on the upper …
FIG. 11. According to a further embodiment, an electromagnetic device is provided in which at least some of the active layers (b) including microstrip or …
FIG. 14 shows 15 changes in the sheet resistance of the doped graphene layers with different numbers of layers. The sheet resistance of the undoped 1 -layer …
FIG. 15 is a graph showing the transmittance values (at 550 nm) of graphene coated on 20 a PET substrate by roll-to-roll layer-by-layer transfer to the PET …
FIG. 16 shows power loss curves evaluating the effects of passive layers(each 50x 50 mm) including graphene, which were formed on transmission lines by a 10 …
FIG. 17 compares the effects of the doped graphene film, the soft magnetic film, the soft magnetic power composite film, and the ITO film on the attenuation of …
FIG. 19 is a graph comparing power losses (P ioss/Pm,,) between transmission 20 lines, which were measured on the d oped graphene (3 -layer)/PET structures of …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 21 is a graph showing the magnetic moments of graphene (1 -layer) measured using asuperconducting quantum interference device (SQUID) magnetometer. 30 9 …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
1-3. canceled
canceled
canceled
An electromagnetic device comprising (a) a base, (b) one or more active layers with a small gap of insulator, (c) one or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation comprising a graphene layer and a polymer layer, and (d) one or more low dielectric constant layers, wherein the passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are in contact with the low dielectric constant layers, the base is in contact with one of the passive layers for the attenuation of near-field electromagnetic waves and heat dissipation, one of the low dielectric constant layers, or both of them, one of the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the active layers, one of the low dielectric constant layers is formed on the active layers, or the active layers are surrounded by one of the low dielectric constant layers, 2 Application No.:14/345,996 the low dielectric constant layers are selected from the group consisting of oxide layers, nitride layers, carbide layers, and polymer layers, the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are undoped or doped with either an organic dopant or an inorganic dopant or both of them, the base is selected from the group consisting of metal bases, ceramic bases, polymer bases, silicon bases, flexible circuit substrates, rigid circuit substrates, and flexible films, the active layers are selected from the group consisting of signal circuit lines, ground circuit lines, transmission circuit lines, electrodes, semiconductor layers, and memory layers, and the electromagnetic device is selected from the group consisting of thin film devices, nanodevices, semiconductor devices, memory devices, molecular devices, optical devices, display devices, digital devices, and devices comprising a rigid or flexible substrate, wherein the graphene layer is essentially free of carbon nanotubes.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) are formed on portions of the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed as a film or is patterned on the upper portions of the some of the active layers and the remaining portion of the upper surface of the base on which the some active layers are not formed, and one of the low 3 Application No.:14/345,996 dielectric constant layers (d) is formed on the upper surface of the multilayer passive layer.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) are formed on portions of the upper surface of the base (a), one of the low dielectric constant layers (d) is formed on the upper portions of the some active layers and the remaining portion of the upper surface of the base on which the some active layers are not formed, and one of the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer.
The electromagnetic device according to claim 4, wherein one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the base (a), and at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the some active layers are formed on the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation.
The electromagnetic device according to claim 4, wherein one of the low dielectric constant layers (d) is formed on the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer, and at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the active layers are formed on the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the active layers are formed on the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer, the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation formed on the upper surface of the low dielectric constant layer is a composite passive layer for the attenuation of near-field electromagnetic waves and heat dissipation consisting of two or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation, and 6 Application No.:14/345,996 the two or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are doped with a dopant.
16-21. canceled
canceled
canceled
canceled
canceled
canceled
Layer stacks claimed or described, ordered top of device to substrate.
electromagnetic device
Materials described outside the worked examples.
graphene layer
polymer layer
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2. According to another embodiment, an electromagnetic device is provided in 5 which another layer of the low dielectric constant layers (d) is further …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Temperature | 90–120 °C | — |
Temperature |
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US 9,924,619Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1. According to a further embodiment, an electromagnetic device is provided in which at least some of the active layers (b) are formed on portions of the …
FIG. 2. According to another embodiment, an electromagnetic device is provided in 5 which another layer of the low dielectric constant layers (d) is further …
FIG. 3. According to another embodiment, an electromagnetic device is provided in 10 which the passive layer for the attenuation of near-field electromagnetic …
FIG. 4. According to another embodiment, an electromagnetic device is provided in which a further composite passive layer for the attenuation of near-field …
FIG. 5. According to a further embodiment, an electromagnetic device is provided in which another layer of the passive layers for the attenuation of near-field …
FIG. 6. According to another embodiment of the present invention, an electromagnetic device is provided in which at least some of the active layers (b) and at …
FIG. 7. According to a further embodiment of the present invention, an electromagnetic 10 device is provided in which one of the low dielectric constant layers …
FIG. 8 illustrates a film for the attenuation of near-field 30 electromagnetic waves and heat dissipation in which multilayer structures, each of 16 which …
FIG. 9. According to one embodiment of the present invention, an electromagnetic device is provided in which the passive layer for the attenuation of near-field …
FIG. 10. According to another aspect of the present invention, there is provided a circuit board including a substrate, a wiring layer formed on the upper …
FIG. 11. According to a further embodiment, an electromagnetic device is provided in which at least some of the active layers (b) including microstrip or …
FIG. 14 shows 15 changes in the sheet resistance of the doped graphene layers with different numbers of layers. The sheet resistance of the undoped 1 -layer …
FIG. 15 is a graph showing the transmittance values (at 550 nm) of graphene coated on 20 a PET substrate by roll-to-roll layer-by-layer transfer to the PET …
FIG. 16 shows power loss curves evaluating the effects of passive layers(each 50x 50 mm) including graphene, which were formed on transmission lines by a 10 …
FIG. 17 compares the effects of the doped graphene film, the soft magnetic film, the soft magnetic power composite film, and the ITO film on the attenuation of …
FIG. 19 is a graph comparing power losses (P ioss/Pm,,) between transmission 20 lines, which were measured on the d oped graphene (3 -layer)/PET structures of …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 21 is a graph showing the magnetic moments of graphene (1 -layer) measured using asuperconducting quantum interference device (SQUID) magnetometer. 30 9 …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
1-3. canceled
canceled
canceled
An electromagnetic device comprising (a) a base, (b) one or more active layers with a small gap of insulator, (c) one or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation comprising a graphene layer and a polymer layer, and (d) one or more low dielectric constant layers, wherein the passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are in contact with the low dielectric constant layers, the base is in contact with one of the passive layers for the attenuation of near-field electromagnetic waves and heat dissipation, one of the low dielectric constant layers, or both of them, one of the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the active layers, one of the low dielectric constant layers is formed on the active layers, or the active layers are surrounded by one of the low dielectric constant layers, 2 Application No.:14/345,996 the low dielectric constant layers are selected from the group consisting of oxide layers, nitride layers, carbide layers, and polymer layers, the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are undoped or doped with either an organic dopant or an inorganic dopant or both of them, the base is selected from the group consisting of metal bases, ceramic bases, polymer bases, silicon bases, flexible circuit substrates, rigid circuit substrates, and flexible films, the active layers are selected from the group consisting of signal circuit lines, ground circuit lines, transmission circuit lines, electrodes, semiconductor layers, and memory layers, and the electromagnetic device is selected from the group consisting of thin film devices, nanodevices, semiconductor devices, memory devices, molecular devices, optical devices, display devices, digital devices, and devices comprising a rigid or flexible substrate, wherein the graphene layer is essentially free of carbon nanotubes.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) are formed on portions of the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed as a film or is patterned on the upper portions of the some of the active layers and the remaining portion of the upper surface of the base on which the some active layers are not formed, and one of the low 3 Application No.:14/345,996 dielectric constant layers (d) is formed on the upper surface of the multilayer passive layer.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) are formed on portions of the upper surface of the base (a), one of the low dielectric constant layers (d) is formed on the upper portions of the some active layers and the remaining portion of the upper surface of the base on which the some active layers are not formed, and one of the multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer.
The electromagnetic device according to claim 4, wherein one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the base (a), and at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the some active layers are formed on the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation.
The electromagnetic device according to claim 4, wherein one of the low dielectric constant layers (d) is formed on the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer, and at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the active layers are formed on the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation.
The electromagnetic device according to claim 4, wherein at least some of the active layers (b) and at least one layer of the low dielectric constant layers (d) surrounding the active layers are formed on the upper surface of the base (a), one of the multilayer passive layers (c) for the attenuation of near-field electromagnetic waves and heat dissipation is formed on the upper surface of the low dielectric constant layer, the multilayer passive layer for the attenuation of near-field electromagnetic waves and heat dissipation formed on the upper surface of the low dielectric constant layer is a composite passive layer for the attenuation of near-field electromagnetic waves and heat dissipation consisting of two or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation, and 6 Application No.:14/345,996 the two or more multilayer passive layers for the attenuation of near-field electromagnetic waves and heat dissipation are doped with a dopant.
16-21. canceled
canceled
canceled
canceled
canceled
canceled
Layer stacks claimed or described, ordered top of device to substrate.
electromagnetic device
Materials described outside the worked examples.
graphene layer
polymer layer
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2. According to another embodiment, an electromagnetic device is provided in 5 which another layer of the low dielectric constant layers (d) is further …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Temperature | 90–120 °C | — |
Temperature |
Related documents with shared materials, methods, properties, or citations.
Normally-Off Cubic Phase GaN (c-GaN) HEMT having a Gate Electrode Dielectrically Insulated from a c-AlGaN Capping Layer
ENHANCEMENT MODE GALLIUM NITRIDE TRANSISTOR WITH IMPROVED GATE CHARACTERISTICS
low dielectric constant layer
FIG. 14 shows 15 changes in the sheet resistance of the doped graphene layers with different numbers of layers. The sheet resistance of the undoped 1 -layer …
FIG. 15 is a graph showing the transmittance values (at 550 nm) of graphene coated on 20 a PET substrate by roll-to-roll layer-by-layer transfer to the PET …
FIG. 19 is a graph comparing power losses (P ioss/Pm,,) between transmission 20 lines, which were measured on the d oped graphene (3 -layer)/PET structures of …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 21 is a graph showing the magnetic moments of graphene (1 -layer) measured using asuperconducting quantum interference device (SQUID) magnetometer. 30 9 …
| 250–450 °C |
| — |
Pressure | 1e-7 torr | — |
Temperature | 100–450 °C | — |
low dielectric constant layer
FIG. 14 shows 15 changes in the sheet resistance of the doped graphene layers with different numbers of layers. The sheet resistance of the undoped 1 -layer …
FIG. 15 is a graph showing the transmittance values (at 550 nm) of graphene coated on 20 a PET substrate by roll-to-roll layer-by-layer transfer to the PET …
FIG. 19 is a graph comparing power losses (P ioss/Pm,,) between transmission 20 lines, which were measured on the d oped graphene (3 -layer)/PET structures of …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 21 is a graph showing the magnetic moments of graphene (1 -layer) measured using asuperconducting quantum interference device (SQUID) magnetometer. 30 9 …
| 250–450 °C |
| — |
Pressure | 1e-7 torr | — |
Temperature | 100–450 °C | — |
low dielectric constant layer
FIG. 14 shows 15 changes in the sheet resistance of the doped graphene layers with different numbers of layers. The sheet resistance of the undoped 1 -layer …
FIG. 15 is a graph showing the transmittance values (at 550 nm) of graphene coated on 20 a PET substrate by roll-to-roll layer-by-layer transfer to the PET …
FIG. 19 is a graph comparing power losses (P ioss/Pm,,) between transmission 20 lines, which were measured on the d oped graphene (3 -layer)/PET structures of …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 21 is a graph showing the magnetic moments of graphene (1 -layer) measured using asuperconducting quantum interference device (SQUID) magnetometer. 30 9 …
| 250–450 °C |
| — |
Pressure | 1e-7 torr | — |
Temperature | 100–450 °C | — |
low dielectric constant layer
FIG. 14 shows 15 changes in the sheet resistance of the doped graphene layers with different numbers of layers. The sheet resistance of the undoped 1 -layer …
FIG. 15 is a graph showing the transmittance values (at 550 nm) of graphene coated on 20 a PET substrate by roll-to-roll layer-by-layer transfer to the PET …
FIG. 19 is a graph comparing power losses (P ioss/Pm,,) between transmission 20 lines, which were measured on the d oped graphene (3 -layer)/PET structures of …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 20, the effect of graphene on the attenuation of electromagnetic waves is hundreds to ten thousands of times greater than 30 that of ITO. Since the …
FIG. 21 is a graph showing the magnetic moments of graphene (1 -layer) measured using asuperconducting quantum interference device (SQUID) magnetometer. 30 9 …
| 250–450 °C |
| — |
Pressure | 1e-7 torr | — |
Temperature | 100–450 °C | — |