Patents Assigned to Modulight Corporation
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Publication number: 20250164769Abstract: Example embodiments provide a biomedical illumination device enabling multiwavelength laser line generation with automated beam alignment.Type: ApplicationFiled: November 16, 2023Publication date: May 22, 2025Applicant: Modulight CorporationInventors: Sergei Kuehn, Petteri Uusimaa, Anna Essaulova
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Patent number: 12248162Abstract: An optical assembly including light sources emitting light beams having multiple wavelengths; fiber combiner(s) arranged to combine light beams into combined beam, light beams enter fiber combiner(s); optical homogenizer(s), combined beam having non-homogenous intensity profile received at third end and combined beam having homogeneous intensity profile exits at fourth end; first optical element(s) second optical element(s), between optical homogenizer(s) and light guide(s), first optical element(s) and second optical(s) element collectively steer combined beam towards light guide(s), when optical assembly in use, second optical element(s) is adjustable to steer combined beam; first actuator(s) coupled to first optical element(s); controller coupled to first actuator(s), controller generate first signal controlling first actuator(s) that combined beam is steered by first optical element(s) also causing vibration of first optical element(s) at randomized pattern.Type: GrantFiled: June 22, 2022Date of Patent: March 11, 2025Assignee: Modulight CorporationInventors: Lasse Orsila, Petteri Uusimaa
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Publication number: 20250076550Abstract: Disclosed is a method for fabricating high-aspect-ratio gratings that includes providing a semiconductor substrate. The method further includes depositing a first layer of a first silicon-based material on the semiconductor substrate; depositing a second layer of a second silicon-based material on the first layer; and depositing a third layer of a resist material on the second layer. The method further includes forming a pattern in the third layer by exposing the resist material. The method further includes transferring the pattern from the third layer into the second layer by etching; and transferring the pattern from the second layer into the first layer by etching, using the patterned second layer as a first mask layer. The method further includes forming a grating into the semiconductor substrate by etching, using the patterned first layer as a second mask layer.Type: ApplicationFiled: August 28, 2023Publication date: March 6, 2025Applicant: Modulight CorporationInventors: Timo Aho, Mika Mähönen
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Publication number: 20250079804Abstract: A method for fabricating a semiconductor device on a semiconductor substrate and an optical laser system utilizing laser devices fabricated from the method. The optical laser system includes a first laser device configured to generate laser light, an optical assembly configured to receive the generated laser light from the first laser device, and collimate the received laser light from the first laser device to provide collimated laser light. The optical laser system further comprises a second laser device configured to receive the collimated laser light, and amplify the received collimated laser light via application of a drive current to generate amplified laser light, wherein at least one of the first laser device and the second laser device is fabricated via the method for fabricating a semiconductor device on a semiconductor substrate.Type: ApplicationFiled: November 12, 2024Publication date: March 6, 2025Applicant: Modulight CorporationInventors: Riina Ulkuniemi, Ville Vilokkinen, Petri Melanen, Luukas Kuusela
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Publication number: 20240306919Abstract: Disclosed is a method for monitoring medical treatment of tissue. The method includes: receiving fluorescence spectrum measured while tissue is illuminated by laser light emitted by biomedical laser device; obtaining reference fluorescence data from digital library of fluorescence data, based on type of photosensitizer required to be present in tissue; determining region of interest in measured fluorescence spectrum, based on reference fluorescence spectrum in reference fluorescence data; determining whether signal to noise ratio of measured fluorescence spectrum in region of interest is greater than first threshold; when such determination is true, determining correlation coefficient indicative of correlation between region of interest and reference fluorescence spectrum; determining whether correlation coefficient is greater than second threshold; and when such determination is true, determining that photosensitizer is present in tissue.Type: ApplicationFiled: March 17, 2023Publication date: September 19, 2024Applicant: Modulight CorporationInventors: Natalia Leinonen, Henri Auvinen, Lassi Luokkanen
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Publication number: 20240261593Abstract: Example embodiments enable adaptive light fractionation during a biomedical illumination process, such as phototherapeutic illumination. An apparatus is configured to obtain measurements of one or more physical parameters associated with a target while an illumination program is performed on the target; determine, based on the measurements, that a predefined limit for at least one of the physical parameters is met; determine a change in at least one light fractionation setting of the illumination program when the at least one predefined limit is met; and initiate at least one action to change the at least one light fractionation setting.Type: ApplicationFiled: February 7, 2023Publication date: August 8, 2024Applicant: Modulight CorporationInventors: Timo Tanila, Robert Perttilä, Petteri Uusimaa
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Publication number: 20230417972Abstract: An optical assembly including light sources emitting light beams having multiple wavelengths; fiber combiner(s) arranged to combine light beams into combined beam, light beams enter fiber combiner(s); optical homogenizer(s), combined beam having non-homogenous intensity profile received at third end and combined beam having homogeneous intensity profile exits at fourth end; first optical element(s) second optical element(s), between optical homogenizer(s) and light guide(s), first optical element(s) and second optical(s) element collectively steer combined beam towards light guide(s), when optical assembly in use, second optical element(s) is adjustable to steer combined beam; first actuator(s) coupled to first optical element(s); controller coupled to first actuator(s), controller generate first signal controlling first actuator(s) that combined beam is steered by first optical element(s) also causing vibration of first optical element(s) at randomized pattern.Type: ApplicationFiled: June 22, 2022Publication date: December 28, 2023Applicant: Modulight CorporationInventors: Lasse Orsila, Petteri Uusimaa
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Publication number: 20230221178Abstract: A hyperspectral detection approach is used in combination with narrow linewidth illumination for fluorescence excitation. A more efficient fluorophores excitation and image capturing may be provided, and thus high-quality data for subsequent hyperspectral analysis may be obtained. An apparatus, a method, a system and a computer program are disclosed.Type: ApplicationFiled: October 21, 2022Publication date: July 13, 2023Applicant: Modulight CorporationInventors: Petteri Uusimaa, Anna Filipchuk, Kostiantyn Nechay, Robert Perttilä
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Patent number: 11679943Abstract: An apparatus for stacking and coating of very short cavity laser diode arrays. The apparatus includes an array holder fixture to securely hold the very short cavity laser diode arrays and spacer arrays, and a stacking plate. The array holder fixture including a top-side presser to secure a stack of very short cavity laser arrays and spacer arrays from a first end of the stack, a bottom-side presser to secure the stack of very short cavity laser arrays and spacer arrays from a second end of the stack, and a pair of side clamps. The array holder fixture is operatively coupled to the stacking plate during the stacking of the very short cavity laser diode arrays and spacer arrays.Type: GrantFiled: September 13, 2021Date of Patent: June 20, 2023Assignee: Modulight CorporationInventors: Lasse Orsila, Antti Saarela
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Patent number: 11490961Abstract: A method for re-configuring a biomedical laser device. The biomedical laser device is pre-configured to be operable in one or more operational modes, and is provided with set of operational parameters that are employed for at least one of: given medical procedure, given medical treatment, activation of given drug, illumination of given dye. The method includes collecting information indicative of light output properties of biomedical laser device measured during given operational mode; detecting deviation in measured light output properties with respect to predefined light output properties for given operational mode; determining new set of operational parameters that are to be employed for at least one of: new medical procedure, new medical treatment, activation of new drug, illumination of new dye; and sending new set of operational parameters to biomedical laser device for re-configuring biomedical laser device to be operable in a new operational mode.Type: GrantFiled: July 13, 2020Date of Patent: November 8, 2022Assignee: Modulight CorporationInventors: Ville Vilokkinen, Petteri Uusimaa, Seppo Orsila