Patents by Inventor Geoffrey Graham Diamond
Geoffrey Graham Diamond has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11300508Abstract: A system for detecting stimulated emission from a material of interest comprising: an excitation source; and an imaging component; wherein, in use, the system is configured to: a) emit excitation radiation from the excitation source for a first time period, the excitation radiation having a wavelength suitable for inducing stimulated emission in the material of interest; b) capture a first image via the imaging component, the first image substantially consisting of a background illumination component and a stimulated emission component; c) stop emitting excitation radiation for a second time period; d) capture a second image via the imaging component, the second image substantially consisting of the background illumination component; e) create a difference image corresponding to the difference between the first and second images, such that the difference image includes any stimulated emission signals from the material of interest.Type: GrantFiled: August 31, 2020Date of Patent: April 12, 2022Inventor: Geoffrey Graham Diamond
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Publication number: 20210088443Abstract: A system for detecting stimulated emission from a material of interest comprising: an excitation source; and an imaging component; wherein, in use, the system is configured to: a) emit excitation radiation from the excitation source for a first time period, the excitation radiation having a wavelength suitable for inducing stimulated emission in the material of interest; b) capture a first image via the imaging component, the first image substantially consisting of a background illumination component and a stimulated emission component; c) stop emitting excitation radiation for a second time period; d) capture a second image via the imaging component, the second image substantially consisting of the background illumination component; e) create a difference image corresponding to the difference between the first and second images, such that the difference image includes any stimulated emission signals from the material of interest.Type: ApplicationFiled: August 31, 2020Publication date: March 25, 2021Inventor: GEOFFREY GRAHAM DIAMOND
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Patent number: 10761024Abstract: A system for detecting stimulated emission from a material of interest comprising: an excitation source; and an imaging component; wherein, in use, the system is configured to: a) emit excitation radiation from the excitation source for a first time period, the excitation radiation having a wavelength suitable for inducing stimulated emission in the material of interest; b) capture a first image via the imaging component, the first image substantially consisting of a background illumination component and a stimulated emission component; c) stop emitting excitation radiation for a second time period; d) capture a second image via the imaging component, the second image substantially consisting of the background illumination component; e) create a difference image corresponding to the difference between the first and second images, such that the difference image includes any stimulated emission signals from the material of interest.Type: GrantFiled: June 23, 2017Date of Patent: September 1, 2020Assignee: INSPECTION TECHNOLOGIES, LTDInventor: Geoffrey Graham Diamond
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Publication number: 20190219507Abstract: A system for detecting stimulated emission from a material of interest comprising: an excitation source; and an imaging component; wherein, in use, the system is configured to: a) emit excitation radiation from the excitation source for a first time period, the excitation radiation having a wavelength suitable for inducing stimulated emission in the material of interest; b) capture a first image via the imaging component, the first image substantially consisting of a background illumination component and a stimulated emission component; c) stop emitting excitation radiation for a second time period; d) capture a second image via the imaging component, the second image substantially consisting of the background illumination component; e) create a difference image corresponding to the difference between the first and second images, such that the difference image includes any stimulated emission signals from the material of interest.Type: ApplicationFiled: June 23, 2017Publication date: July 18, 2019Inventor: GEOFFREY GRAHAM DIAMOND
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Patent number: 9250182Abstract: Apparatus for inspecting an article comprising: a controller configured to generate a drive signal having a periodic amplitude variation; a source, the source being operable by the controller to emit a source beam thereby to irradiate an article, the source beam comprising a beam of electromagnetic radiation having a periodic amplitude variation corresponding to that of the drive signal; and a detector, the detector being configured to detect a portion of the source beam that has been transmitted through at least a portion of the article, and to generate a detector signal having an amplitude variation corresponding to the amplitude variation of said portion of the source beam, the controller being further configured to generate a difference value corresponding to a difference between the amplitude of the detector signal and the amplitude of a reference signal.Type: GrantFiled: June 28, 2007Date of Patent: February 2, 2016Assignee: The University of WarwickInventors: Tat Hean Gan, David Arthur Hutchins, Geoffrey Graham Diamond
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Patent number: 9201006Abstract: Apparatus for inspecting an article comprising: a controller configured to generate a drive signal having a periodic amplitude variation; a source, the source being operable by the controller to emit a source beam thereby to irradiate an article, the source beam comprising a beam of electromagnetic radiation having a periodic amplitude variation corresponding to that of the drive signal; and a detector, the detector being configured to detect a portion of the source beam that has been transmitted through at least a portion of the article, and to generate a detector signal having an amplitude variation corresponding to the amplitude variation of said portion of the source beam, the controller being further configured to generate a difference value corresponding to a difference between the amplitude of the detector signal and the amplitude of a reference signal.Type: GrantFiled: April 2, 2015Date of Patent: December 1, 2015Inventor: Geoffrey Graham Diamond
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Publication number: 20150226668Abstract: Apparatus for inspecting an article comprising: a controller configured to generate a drive signal having a periodic amplitude variation; a source, the source being operable by the controller to emit a source beam thereby to irradiate an article, the source beam comprising a beam of electromagnetic radiation having a periodic amplitude variation corresponding to that of the drive signal; and a detector, the detector being configured to detect a portion of the source beam that has been transmitted through at least a portion of the article, and to generate a detector signal having an amplitude variation corresponding to the amplitude variation of said portion of the source beam, the controller being further configured to generate a difference value corresponding to a difference between the amplitude of the detector signal and the amplitude of a reference signal.Type: ApplicationFiled: April 2, 2015Publication date: August 13, 2015Inventors: GEOFFREY GRAHAM DIAMOND, TAT HEAN GAN, DAVID ARTHUR HUTCHINS
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Patent number: 8933405Abstract: Apparatus for inspecting an engineering material or food product comprising: a controller arranged to generate a time-variant drive signal; a source of Near Infra-Red (NIR) radiation, the source being operable by the controller to emit a repetitive time-varying beam thereby to illuminate an article; and a detector, the detector being configured to detect that portion of the source beam that has been transmitted through at least a portion of the article, and to generate an electrical signal that has a time variant modulation corresponding to the modulation of said portion of the source NIR beam, the controller being further configured to generate an output corresponding to a variation in the amplitude of the received NIR source beam.Type: GrantFiled: March 29, 2011Date of Patent: January 13, 2015Assignee: Inspection Technologies LimitedInventor: Geoffrey Graham Diamond
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Publication number: 20130015354Abstract: Apparatus for inspecting an engineering material or food product comprising: a controller arranged to generate a time-variant drive signal; a source of Near Infra-, Red (NIR) radiation, the source being operable by the controller to emit a repetitive time-varying beam thereby to illuminate an article; and a detector, the detector being configured to detect that portion of the source beam that has been transmitted through at least a portion of the article, and to generate an electrical signal that has a time variant modulation corresponding to the modulation of said portion of the source NIR beam, the controller being further configured to generate an output corresponding to a variation in the amplitude of the received NIR source beam.Type: ApplicationFiled: March 29, 2011Publication date: January 17, 2013Applicant: Inspection Technologies LimitedInventor: Geoffrey Graham Diamond
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Publication number: 20090279773Abstract: Apparatus for inspecting an article comprising: a controller configured to generate a drive signal having a periodic amplitude variation; a source, the source being operable by the controller to emit a source beam thereby to irradiate an article, the source beam comprising a beam of electromagnetic radiation having a periodic amplitude variation corresponding to that of the drive signal; and a detector, the detector being configured to detect a portion of the source beam that has been transmitted through at least a portion of the article, and to generate a detector signal having an amplitude variation corresponding to the amplitude variation of said portion of the source beam, the controller being further configured to generate a difference value corresponding to a difference between the amplitude of the detector signal and the amplitude of a reference signal.Type: ApplicationFiled: June 28, 2007Publication date: November 12, 2009Applicant: THE UNIVERSITY OF WARWICKInventors: Tat Hean Gan, David Arthur Hutchins, Geoffrey Graham Diamond