Patents by Inventor Christian V. Poulsen
Christian V. Poulsen 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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Publication number: 20240106198Abstract: A laser device includes a laser configured to generate laser light and a laser control module configured to receive at least a portion of the laser light generated by the laser, to generate a control signal and to feed the control signal back to the laser for stabilizing the frequency, wherein the laser control module includes a tunable frequency discriminating element which is preferably continuously frequency tunable, and where the laser control module is placed outside the laser cavity.Type: ApplicationFiled: May 31, 2023Publication date: March 28, 2024Applicant: NKT PHOTONICS A/SInventors: Jens E. PEDERSEN, Poul VARMING, Christian V. POULSEN, Thomas O. FAGERHØJ, Bjarke GØTH, Henrik SØRENSEN
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Patent number: 11699891Abstract: A laser device includes a laser configured to generate laser light and a laser control module configured to receive at least a portion of the laser light generated by the laser, to generate a control signal and to feed the control signal back to the laser for stabilizing the frequency, wherein the laser control module includes a tunable frequency discriminating element which is preferably continuously frequency tunable, and where the laser control module is placed outside the laser cavity.Type: GrantFiled: September 20, 2021Date of Patent: July 11, 2023Assignee: NKT PHOTONICS A/SInventors: Jens E. Pedersen, Poul Varming, Christian V. Poulsen, Thomas O. Fagerhoj, Bjarke Goth, Henrik Sorensen
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Publication number: 20220006261Abstract: A laser device includes a laser configured to generate laser light and a laser control module configured to receive at least a portion of the laser light generated by the laser, to generate a control signal and to feed the control signal back to the laser for stabilizing the frequency, wherein the laser control module includes a tunable frequency discriminating element which is preferably continuously frequency tunable, and where the laser control module is placed outside the laser cavity.Type: ApplicationFiled: September 20, 2021Publication date: January 6, 2022Applicant: NKT PHOTONICS A/SInventors: Jens E. PEDERSEN, Poul VARMING, Christian V. POULSEN, Thomas O. FAGERHOJ, Bjarke GOTH, Henrik SORENSEN
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Patent number: 11152761Abstract: A laser device includes a laser configured to generate laser light and a laser control module configured to receive at least a portion of the laser light generated by the laser, to generate a control signal and to feed the control signal back to the laser for stabilizing the frequency, wherein the laser control module includes a tunable frequency discriminating element which is preferably continuously frequency tunable, and where the laser control module is placed outside the laser cavity.Type: GrantFiled: May 24, 2019Date of Patent: October 19, 2021Assignee: NKT PHOTONICS A/SInventors: Jens E. Pedersen, Poul Varming, Christian V. Poulsen, Thomas O. Fagerhøj, Bjarke Gøth, Henrik Sørensen
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Publication number: 20190334314Abstract: A laser device includes a laser configured to generate laser light and a laser control module configured to receive at least a portion of the laser light generated by the laser, to generate a control signal and to feed the control signal back to the laser for stabilizing the frequency, wherein the laser control module includes a tunable frequency discriminating element which is preferably continuously frequency tunable, and where the laser control module is placed outside the laser cavity.Type: ApplicationFiled: May 24, 2019Publication date: October 31, 2019Applicant: NKT PHOTONICS A/SInventors: Jens E. Pedersen, Poul Varming, Christian V. Poulsen, Thomas O. Fagerhøj, Bjarke Gøth, Henrik Sørensen
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Patent number: 10340657Abstract: A laser device includes a tunable laser having a laser cavity and a laser control module placed outside the laser cavity, the tunable laser being configured to generate laser light having a center frequency, the laser control module being configured to receive at least a portion of the laser light generated by the laser, to generate a control signal and to feed the control signal back to the laser for stabilizing the frequency, wherein the laser control module includes an interferometer having interferometer mirrors and a tunable interferometer length, and wherein the interferometer length is tunable by an actuator arranged between the interferometer mirrors and by thermal variation.Type: GrantFiled: May 23, 2017Date of Patent: July 2, 2019Assignee: NKT PHOTONICS A/SInventors: Jens E. Pedersen, Poul Varming, Christian V. Poulsen, Thomas O. Fagerhøj, Bjarke Gøth, Henrik Sørensen
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Publication number: 20170324216Abstract: A laser device includes a tunable laser having a laser cavity and a laser control module placed outside the laser cavity, the tunable laser being configured to generate laser light having a center frequency, the laser control module being configured to receive at least a portion of the laser light generated by the laser, to generate a control signal and to feed the control signal back to the laser for stabilizing the frequency, wherein the laser control module includes an interferometer having interferometer mirrors and a tunable interferometer length, and wherein the interferometer length is tunable by an actuator arranged between the interferometer mirrors and by thermal variation.Type: ApplicationFiled: May 23, 2017Publication date: November 9, 2017Applicant: NKT PHOTONICS A/SInventors: Jens E. PEDERSEN, Poul VARMING, Christian V. POULSEN, Thomas O. FAGERHØJ, Bjarke GØTH, Henrik SØRENSEN
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Patent number: 9667033Abstract: The invention relates to a laser device, comprising a laser configured to generate laser light and a laser control module configured to receive at least a portion of the laser light generated by the laser, to generate a control signal and to feed the control signal back to the laser for stabilizing the frequency, wherein the laser control module comprises a tunable frequency discriminating element which is preferably continuously frequency tunable, and where the laser control module is placed outside the laser cavity.Type: GrantFiled: February 8, 2013Date of Patent: May 30, 2017Assignee: NKT PHOTONICS A/SInventors: Jens E. Pedersen, Poul Varming, Christian V. Poulsen, Thomas O. Fagerhøj, Bjarke Gøth, Henrik Sørensen
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Publication number: 20150029515Abstract: The invention relates to a laser device, comprising a laser configured to generate laser light and a laser control module configured to receive at least a portion of the laser light generated by the laser, to generate a control signal and to feed the control signal back to the laser for stabilizing the frequency, wherein the laser control module comprises a tunable frequency discriminating element which is preferably continuously frequency tunable, and where the laser control module is placed outside the laser cavity.Type: ApplicationFiled: February 8, 2013Publication date: January 29, 2015Applicant: NKT PHOTONICS A/SInventors: Jens E. Pedersen, Poul Varming, Christian V. Poulsen, Thomas P. Fagerhøj, Bjarke Gøth, Henrik Sørensen