Patent
US 9,014,229GALLIUM NITRIDE BASED LASER DAZZLING METHOD
James W. Raring, Paul Rudy
Soraa Laser Diode, Inc.·US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 9,014,229Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
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A method of operating a laser dazzling apparatus, the method comprising: providing the laser dazzling apparatus comprising a housing member; a laser device disposed within the housing member, the laser device comprising an active region and a laser stripe region configured to emit a laser beam having a wavelength from about 500nm to about 540nm, the active region comprising a gallium and nitrogen containing material and having a plurality of well layers and ba rri er layers stacked in a first direction, the laser stripe region configured to project the laser beam in a second direction substantially orthogonal to the first direction; a driving circuit electrically coupled to the laser device, the driving circuit being adapted to deliver electrical power to the laser device, the electrical power being less than a predetermined value; a power source electrically coupled to the driving circuit; and an activation module electrically coupled to the driving circuit; and transferring an activation signal using the activation module to the driving circuit.
The method of claim 32, wherein the laser device is associated with one or more operational modes, each of the one or more operational modes being associated with an operating frequency.
The method of claim 32, further comprising an optical concentrator aligned with the laser device.
The method of claim 32, wherein the laser device comprises a plurality of green laser diodes sharing a single substrate. 3 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment
The method of claim 32, wherein the laser device comprises one or more laser diodes selected from a non-polar green laser diode, a semi-polar green laser diode, and a combination thereof.
The method of claim 32, wherein the laser device comprises one or more semi-polar {20-21 } green laser diodes.
The method of claim 32, wherein the laser device comprises one or more polar green laser diodes; and the laser device is fabricated from a gallium and nitrogen containing bulk substrate.
The method of claim 32, wherein the laser beam is characterized by a power less than 600mW.
The method of claim 32, wherein the laser beam is characterized by a power less than 400mW.
The method of claim 32, wherein the laser device comprises a plurality of green laser diodes, wherein the plurality of green laser diodes share a single package.
The method of claim 32, further comprising an optic configured to adjust a size of the laser beam at a predetermined distance.
The method of claim 32, further comprising a sight configured to align the laser beam, wherein the sight is selected from an open sight, an aperture sight, a red dot sight, a hologram sight, and a scope.
The method of claim 32, wherein the housing member is selected from a pistol grip and a rifle stock.
The method of claim 32, wherein the activation module is selected from a trigger mode and a safety mode. 4 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment
The method of claim 32, wherein the power source comprises a battery.
The method of claim 32, wherein the driving circuit is adapted to deliver electrical energy to the laser device in pulses.
The method of claim 32, wherein the laser device is configured to cause temporary blindness to a person.
A method of operating a laser dazzling apparatus, the method comprising: providing a laser device, the laser device comprising a green laser diode, the green laser diode comprising an active region and a laser stripe region configured to emit a laser beam characterized by a power less than a predetermined value, the active region comprising a gallium and nitrogen containing material and having a plurality of well layers and ba rri er layers stacked in a first direction, the laser stripe region configured to project the laser beam in a second direction substantially orthogonal to the first direction; a driving circuit electrically coupled to the laser device, the driving circuit configured to deliver electrical power to the laser device, the electrical power being less than the emitted power in the laser beam; a power source electrically coupled to the driving circuit; an activation module electrically coupled to the driving circuit, the activation module configured to send an activation signal to the driving circuit, the activation module comprising an electrical trigger; and a sight configured to align the laser beam to a desired position; and using the laser dazzling apparatus.
The method of claim 49, wherein the laser device comprises a plurality of green laser diodes.
The method of claim 49, wherein the green laser diode is selected from a non-polar green laser diode and a semipolar laser diode.
A method of using a laser dazzling apparatus, the method comprising: 5 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment using the laser dazzling apparatus comprising a laser device, the laser device comprising a green laser diode; wherein the green laser diode is configured in a semi-polar {20-2 1 } orientation; and the green laser diode comprises a gallium and nitrogen containing substrate, an active region having a plurality of well layers and barrier layers stacked in a first direction, and a laser stripe region configured to emit a laser beam in a second direction substantially orthogonal to the first direction and at a power level of less than a predetermined value, the laser beam configured to cause temporary blindness to a person; a driving circuit electrically coupled to the laser device, the driving circuit being adapted to deliver electrical power to the laser device; and a power source electrically coupled to the driving circuit. 6
Layer stacks claimed or described, ordered top of device to substrate.
laser dazzling apparatus with green laser diode (claims 32-48)
laser dazzling apparatus with green laser diode and electrical trigger sight (claim 49)
laser dazzling apparatus with semi-polar {20-21} green laser diode (claim 52)
Materials described outside the worked examples.
gallium and nitrogen containing material
gallium and nitrogen containing substrate
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
dazzler optical power range | — | — |
green laser diode emission wavelength range | — | — |
Thickness |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 9,014,229Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
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A method of operating a laser dazzling apparatus, the method comprising: providing the laser dazzling apparatus comprising a housing member; a laser device disposed within the housing member, the laser device comprising an active region and a laser stripe region configured to emit a laser beam having a wavelength from about 500nm to about 540nm, the active region comprising a gallium and nitrogen containing material and having a plurality of well layers and ba rri er layers stacked in a first direction, the laser stripe region configured to project the laser beam in a second direction substantially orthogonal to the first direction; a driving circuit electrically coupled to the laser device, the driving circuit being adapted to deliver electrical power to the laser device, the electrical power being less than a predetermined value; a power source electrically coupled to the driving circuit; and an activation module electrically coupled to the driving circuit; and transferring an activation signal using the activation module to the driving circuit.
The method of claim 32, wherein the laser device is associated with one or more operational modes, each of the one or more operational modes being associated with an operating frequency.
The method of claim 32, further comprising an optical concentrator aligned with the laser device.
The method of claim 32, wherein the laser device comprises a plurality of green laser diodes sharing a single substrate. 3 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment
The method of claim 32, wherein the laser device comprises one or more laser diodes selected from a non-polar green laser diode, a semi-polar green laser diode, and a combination thereof.
The method of claim 32, wherein the laser device comprises one or more semi-polar {20-21 } green laser diodes.
The method of claim 32, wherein the laser device comprises one or more polar green laser diodes; and the laser device is fabricated from a gallium and nitrogen containing bulk substrate.
The method of claim 32, wherein the laser beam is characterized by a power less than 600mW.
The method of claim 32, wherein the laser beam is characterized by a power less than 400mW.
The method of claim 32, wherein the laser device comprises a plurality of green laser diodes, wherein the plurality of green laser diodes share a single package.
The method of claim 32, further comprising an optic configured to adjust a size of the laser beam at a predetermined distance.
The method of claim 32, further comprising a sight configured to align the laser beam, wherein the sight is selected from an open sight, an aperture sight, a red dot sight, a hologram sight, and a scope.
The method of claim 32, wherein the housing member is selected from a pistol grip and a rifle stock.
The method of claim 32, wherein the activation module is selected from a trigger mode and a safety mode. 4 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment
The method of claim 32, wherein the power source comprises a battery.
The method of claim 32, wherein the driving circuit is adapted to deliver electrical energy to the laser device in pulses.
The method of claim 32, wherein the laser device is configured to cause temporary blindness to a person.
A method of operating a laser dazzling apparatus, the method comprising: providing a laser device, the laser device comprising a green laser diode, the green laser diode comprising an active region and a laser stripe region configured to emit a laser beam characterized by a power less than a predetermined value, the active region comprising a gallium and nitrogen containing material and having a plurality of well layers and ba rri er layers stacked in a first direction, the laser stripe region configured to project the laser beam in a second direction substantially orthogonal to the first direction; a driving circuit electrically coupled to the laser device, the driving circuit configured to deliver electrical power to the laser device, the electrical power being less than the emitted power in the laser beam; a power source electrically coupled to the driving circuit; an activation module electrically coupled to the driving circuit, the activation module configured to send an activation signal to the driving circuit, the activation module comprising an electrical trigger; and a sight configured to align the laser beam to a desired position; and using the laser dazzling apparatus.
The method of claim 49, wherein the laser device comprises a plurality of green laser diodes.
The method of claim 49, wherein the green laser diode is selected from a non-polar green laser diode and a semipolar laser diode.
A method of using a laser dazzling apparatus, the method comprising: 5 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment using the laser dazzling apparatus comprising a laser device, the laser device comprising a green laser diode; wherein the green laser diode is configured in a semi-polar {20-2 1 } orientation; and the green laser diode comprises a gallium and nitrogen containing substrate, an active region having a plurality of well layers and barrier layers stacked in a first direction, and a laser stripe region configured to emit a laser beam in a second direction substantially orthogonal to the first direction and at a power level of less than a predetermined value, the laser beam configured to cause temporary blindness to a person; a driving circuit electrically coupled to the laser device, the driving circuit being adapted to deliver electrical power to the laser device; and a power source electrically coupled to the driving circuit. 6
Layer stacks claimed or described, ordered top of device to substrate.
laser dazzling apparatus with green laser diode (claims 32-48)
laser dazzling apparatus with green laser diode and electrical trigger sight (claim 49)
laser dazzling apparatus with semi-polar {20-21} green laser diode (claim 52)
Materials described outside the worked examples.
gallium and nitrogen containing material
gallium and nitrogen containing substrate
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
dazzler optical power range | — | — |
green laser diode emission wavelength range | — | — |
Thickness |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 9,014,229Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
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A method of operating a laser dazzling apparatus, the method comprising: providing the laser dazzling apparatus comprising a housing member; a laser device disposed within the housing member, the laser device comprising an active region and a laser stripe region configured to emit a laser beam having a wavelength from about 500nm to about 540nm, the active region comprising a gallium and nitrogen containing material and having a plurality of well layers and ba rri er layers stacked in a first direction, the laser stripe region configured to project the laser beam in a second direction substantially orthogonal to the first direction; a driving circuit electrically coupled to the laser device, the driving circuit being adapted to deliver electrical power to the laser device, the electrical power being less than a predetermined value; a power source electrically coupled to the driving circuit; and an activation module electrically coupled to the driving circuit; and transferring an activation signal using the activation module to the driving circuit.
The method of claim 32, wherein the laser device is associated with one or more operational modes, each of the one or more operational modes being associated with an operating frequency.
The method of claim 32, further comprising an optical concentrator aligned with the laser device.
The method of claim 32, wherein the laser device comprises a plurality of green laser diodes sharing a single substrate. 3 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment
The method of claim 32, wherein the laser device comprises one or more laser diodes selected from a non-polar green laser diode, a semi-polar green laser diode, and a combination thereof.
The method of claim 32, wherein the laser device comprises one or more semi-polar {20-21 } green laser diodes.
The method of claim 32, wherein the laser device comprises one or more polar green laser diodes; and the laser device is fabricated from a gallium and nitrogen containing bulk substrate.
The method of claim 32, wherein the laser beam is characterized by a power less than 600mW.
The method of claim 32, wherein the laser beam is characterized by a power less than 400mW.
The method of claim 32, wherein the laser device comprises a plurality of green laser diodes, wherein the plurality of green laser diodes share a single package.
The method of claim 32, further comprising an optic configured to adjust a size of the laser beam at a predetermined distance.
The method of claim 32, further comprising a sight configured to align the laser beam, wherein the sight is selected from an open sight, an aperture sight, a red dot sight, a hologram sight, and a scope.
The method of claim 32, wherein the housing member is selected from a pistol grip and a rifle stock.
The method of claim 32, wherein the activation module is selected from a trigger mode and a safety mode. 4 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment
The method of claim 32, wherein the power source comprises a battery.
The method of claim 32, wherein the driving circuit is adapted to deliver electrical energy to the laser device in pulses.
The method of claim 32, wherein the laser device is configured to cause temporary blindness to a person.
A method of operating a laser dazzling apparatus, the method comprising: providing a laser device, the laser device comprising a green laser diode, the green laser diode comprising an active region and a laser stripe region configured to emit a laser beam characterized by a power less than a predetermined value, the active region comprising a gallium and nitrogen containing material and having a plurality of well layers and ba rri er layers stacked in a first direction, the laser stripe region configured to project the laser beam in a second direction substantially orthogonal to the first direction; a driving circuit electrically coupled to the laser device, the driving circuit configured to deliver electrical power to the laser device, the electrical power being less than the emitted power in the laser beam; a power source electrically coupled to the driving circuit; an activation module electrically coupled to the driving circuit, the activation module configured to send an activation signal to the driving circuit, the activation module comprising an electrical trigger; and a sight configured to align the laser beam to a desired position; and using the laser dazzling apparatus.
The method of claim 49, wherein the laser device comprises a plurality of green laser diodes.
The method of claim 49, wherein the green laser diode is selected from a non-polar green laser diode and a semipolar laser diode.
A method of using a laser dazzling apparatus, the method comprising: 5 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment using the laser dazzling apparatus comprising a laser device, the laser device comprising a green laser diode; wherein the green laser diode is configured in a semi-polar {20-2 1 } orientation; and the green laser diode comprises a gallium and nitrogen containing substrate, an active region having a plurality of well layers and barrier layers stacked in a first direction, and a laser stripe region configured to emit a laser beam in a second direction substantially orthogonal to the first direction and at a power level of less than a predetermined value, the laser beam configured to cause temporary blindness to a person; a driving circuit electrically coupled to the laser device, the driving circuit being adapted to deliver electrical power to the laser device; and a power source electrically coupled to the driving circuit. 6
Layer stacks claimed or described, ordered top of device to substrate.
laser dazzling apparatus with green laser diode (claims 32-48)
laser dazzling apparatus with green laser diode and electrical trigger sight (claim 49)
laser dazzling apparatus with semi-polar {20-21} green laser diode (claim 52)
Materials described outside the worked examples.
gallium and nitrogen containing material
gallium and nitrogen containing substrate
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
dazzler optical power range | — | — |
green laser diode emission wavelength range | — | — |
Thickness |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 9,014,229Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
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A method of operating a laser dazzling apparatus, the method comprising: providing the laser dazzling apparatus comprising a housing member; a laser device disposed within the housing member, the laser device comprising an active region and a laser stripe region configured to emit a laser beam having a wavelength from about 500nm to about 540nm, the active region comprising a gallium and nitrogen containing material and having a plurality of well layers and ba rri er layers stacked in a first direction, the laser stripe region configured to project the laser beam in a second direction substantially orthogonal to the first direction; a driving circuit electrically coupled to the laser device, the driving circuit being adapted to deliver electrical power to the laser device, the electrical power being less than a predetermined value; a power source electrically coupled to the driving circuit; and an activation module electrically coupled to the driving circuit; and transferring an activation signal using the activation module to the driving circuit.
The method of claim 32, wherein the laser device is associated with one or more operational modes, each of the one or more operational modes being associated with an operating frequency.
The method of claim 32, further comprising an optical concentrator aligned with the laser device.
The method of claim 32, wherein the laser device comprises a plurality of green laser diodes sharing a single substrate. 3 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment
The method of claim 32, wherein the laser device comprises one or more laser diodes selected from a non-polar green laser diode, a semi-polar green laser diode, and a combination thereof.
The method of claim 32, wherein the laser device comprises one or more semi-polar {20-21 } green laser diodes.
The method of claim 32, wherein the laser device comprises one or more polar green laser diodes; and the laser device is fabricated from a gallium and nitrogen containing bulk substrate.
The method of claim 32, wherein the laser beam is characterized by a power less than 600mW.
The method of claim 32, wherein the laser beam is characterized by a power less than 400mW.
The method of claim 32, wherein the laser device comprises a plurality of green laser diodes, wherein the plurality of green laser diodes share a single package.
The method of claim 32, further comprising an optic configured to adjust a size of the laser beam at a predetermined distance.
The method of claim 32, further comprising a sight configured to align the laser beam, wherein the sight is selected from an open sight, an aperture sight, a red dot sight, a hologram sight, and a scope.
The method of claim 32, wherein the housing member is selected from a pistol grip and a rifle stock.
The method of claim 32, wherein the activation module is selected from a trigger mode and a safety mode. 4 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment
The method of claim 32, wherein the power source comprises a battery.
The method of claim 32, wherein the driving circuit is adapted to deliver electrical energy to the laser device in pulses.
The method of claim 32, wherein the laser device is configured to cause temporary blindness to a person.
A method of operating a laser dazzling apparatus, the method comprising: providing a laser device, the laser device comprising a green laser diode, the green laser diode comprising an active region and a laser stripe region configured to emit a laser beam characterized by a power less than a predetermined value, the active region comprising a gallium and nitrogen containing material and having a plurality of well layers and ba rri er layers stacked in a first direction, the laser stripe region configured to project the laser beam in a second direction substantially orthogonal to the first direction; a driving circuit electrically coupled to the laser device, the driving circuit configured to deliver electrical power to the laser device, the electrical power being less than the emitted power in the laser beam; a power source electrically coupled to the driving circuit; an activation module electrically coupled to the driving circuit, the activation module configured to send an activation signal to the driving circuit, the activation module comprising an electrical trigger; and a sight configured to align the laser beam to a desired position; and using the laser dazzling apparatus.
The method of claim 49, wherein the laser device comprises a plurality of green laser diodes.
The method of claim 49, wherein the green laser diode is selected from a non-polar green laser diode and a semipolar laser diode.
A method of using a laser dazzling apparatus, the method comprising: 5 App l. No.: Not yet assigned Am dt. dated Preliminary Amendment using the laser dazzling apparatus comprising a laser device, the laser device comprising a green laser diode; wherein the green laser diode is configured in a semi-polar {20-2 1 } orientation; and the green laser diode comprises a gallium and nitrogen containing substrate, an active region having a plurality of well layers and barrier layers stacked in a first direction, and a laser stripe region configured to emit a laser beam in a second direction substantially orthogonal to the first direction and at a power level of less than a predetermined value, the laser beam configured to cause temporary blindness to a person; a driving circuit electrically coupled to the laser device, the driving circuit being adapted to deliver electrical power to the laser device; and a power source electrically coupled to the driving circuit. 6
Layer stacks claimed or described, ordered top of device to substrate.
laser dazzling apparatus with green laser diode (claims 32-48)
laser dazzling apparatus with green laser diode and electrical trigger sight (claim 49)
laser dazzling apparatus with semi-polar {20-21} green laser diode (claim 52)
Materials described outside the worked examples.
gallium and nitrogen containing material
gallium and nitrogen containing substrate
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
dazzler optical power range | — | — |
green laser diode emission wavelength range | — | — |
Thickness |
Related documents with shared materials, methods, properties, or citations.
laser dazzling apparatus (described embodiment)
gallium nitride (GaN)
GaN
| 1–20 nm |
| — |
Thickness | 0.2–5 nm | — |
Thickness | 5–1000 nm | — |
Thickness | 500–540 nm | — |
Thickness | 1–50 nm | — |
Thickness | ≥ 10 nm | — |
Thickness | ≥ 1 um | — |
LASER SLICER OF CRYSTAL INGOTS AND A METHOD OF SLICING GALLIUM NITRIDE INGOTS USING A LASER SLICER
laser dazzling apparatus (described embodiment)
gallium nitride (GaN)
GaN
| 1–20 nm |
| — |
Thickness | 0.2–5 nm | — |
Thickness | 5–1000 nm | — |
Thickness | 500–540 nm | — |
Thickness | 1–50 nm | — |
Thickness | ≥ 10 nm | — |
Thickness | ≥ 1 um | — |
LASER SLICER OF CRYSTAL INGOTS AND A METHOD OF SLICING GALLIUM NITRIDE INGOTS USING A LASER SLICER
laser dazzling apparatus (described embodiment)
gallium nitride (GaN)
GaN
| 1–20 nm |
| — |
Thickness | 0.2–5 nm | — |
Thickness | 5–1000 nm | — |
Thickness | 500–540 nm | — |
Thickness | 1–50 nm | — |
Thickness | ≥ 10 nm | — |
Thickness | ≥ 1 um | — |
LASER SLICER OF CRYSTAL INGOTS AND A METHOD OF SLICING GALLIUM NITRIDE INGOTS USING A LASER SLICER
laser dazzling apparatus (described embodiment)
gallium nitride (GaN)
GaN
| 1–20 nm |
| — |
Thickness | 0.2–5 nm | — |
Thickness | 5–1000 nm | — |
Thickness | 500–540 nm | — |
Thickness | 1–50 nm | — |
Thickness | ≥ 10 nm | — |
Thickness | ≥ 1 um | — |
LASER SLICER OF CRYSTAL INGOTS AND A METHOD OF SLICING GALLIUM NITRIDE INGOTS USING A LASER SLICER