Patents by Inventor Jyrki Kimmel
Jyrki Kimmel 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: 20220082824Abstract: Certain examples of the present invention relate to an apparatus, method, and system for use in a display Certain examples provide an apparatus including a waveguide including a plurality of diffractive sections configured to: in-couple an input beam of light into the waveguide, expand the input beam of light, and out-couple the expanded beam of light from the waveguide to provide an expanded output light beam configured for use in a reflection based heads-up display system wherein the expanded output light beam is directed to a curved reflective surface, having a non-zero optical power, for reflection therefrom to a user's eye; wherein the waveguide is configured to adjust the expanded output light beam so as to compensate for the optical power of the curved reflective surface and provide a collimated reflected expanded output light beam to the user's eye.Type: ApplicationFiled: December 27, 2018Publication date: March 17, 2022Inventors: Toni JARVENPAA, Jyrki KIMMEL, Marja SALMIMAA
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Publication number: 20220050300Abstract: The present invention provides an apparatus comprising a first out-coupling diffractive optical element and a second out-coupling diffractive optical element. Each of the first and second out-coupling diffractive optical elements comprises a first region having a first repeated diffraction spacing, d1, and a second region adjacent to the first region having a second repeated diffraction spacing, d2, different from the first spacing, d1. The first region of the first out-coupling diffractive optical element is superposed on and aligned with the second region of the second out-coupling diffractive optical element. The second region of the first out-coupling diffractive optical element is superposed on and aligned with the first region of the second out-coupling diffractive optical element.Type: ApplicationFiled: November 1, 2021Publication date: February 17, 2022Applicant: Magic Leap, Inc.Inventors: Jyrki KIMMEL, Toni JARVENPAA, Peter ESKOLIN, Marja SALMIMAA
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Patent number: 11199713Abstract: The present invention provides an apparatus (3) comprising a first out-coupling diffractive optical element (10) and a second out-coupling diffractive optical element (20). Each of the first and second out-coupling diffractive optical elements comprises a first region (12a, 22a) having a first repeated diffraction spacing, d1, and a second region (12b, 22b) adjacent to the first region having a second repeated diffraction spacing, d2, different from the first spacing, d1. The first region (12a) of the first out-coupling diffractive optical element (10) is superposed on and aligned with the second region (22b) of the second out-coupling diffractive optical element (20). The second region (12b) of the first out-coupling diffractive optical element (10) is superposed on and aligned with the first region (22a) of the second out-coupling diffractive optical element (20).Type: GrantFiled: November 27, 2019Date of Patent: December 14, 2021Assignee: Magic Leap, Inc.Inventors: Jyrki Kimmel, Toni Jarvenpaa, Peter Eskolin, Marja Salmimaa
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Publication number: 20200333590Abstract: A method including forming a substrate to form a template which includes areas of high relief and areas of low relief; and forming a high refractive index diffraction grating in the template by adding high refractive index material to the template to form a continuous low relief surface The high refractive index material fills the areas of low relief and covers the areas of high relief of the template to form a high refractive index diffraction grating. The high refractive index diffraction grating includes the high refractive index material configured to have a low relief side corresponding to the continuous low relief surface and configured by the template to have a periodic side including areas of high relief and areas of low relief which periodically alternate in the first direction with the first periodicity and are interconnected by the high refractive index material.Type: ApplicationFiled: May 8, 2020Publication date: October 22, 2020Applicant: Magic Leap, Inc.Inventors: Jyrki Kimmel, Jan ESKOLIN, Toni JARVENPAA, Jari TURUNEN, Jyrki SAARINEN, Seppo HONKANEN
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Patent number: 10698202Abstract: A method including forming a substrate to form a template which includes areas of high relief and areas of low relief; and forming a high refractive index diffraction grating in the template by adding high refractive index material to the template to form a continuous low relief surface. The high refractive index material fills the areas of low relief and covers the areas of high relief of the template to form a high refractive index diffraction grating. The high refractive index diffraction grating includes the high refractive index material configured to have a low relief side corresponding to the continuous low relief surface and configured by the template to have a periodic side including areas of high relief and areas of low relief which periodically alternate in the first direction with the first periodicity and are interconnected by the high refractive index material.Type: GrantFiled: March 21, 2016Date of Patent: June 30, 2020Assignee: Magic Leap, Inc.Inventors: Jyrki Kimmel, Jan Eskolin, Toni Jarvenpaa, Jari Turunen, Jyrki Saarinen, Seppo Honkanen
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Publication number: 20200110284Abstract: A contact lens including a lens body including a first substrate and a second substrate on top of each other with a space between the first substrate and the second substrate, a first fluid in the space between the first substrate and the second substrate, a reservoir for containing a second fluid, wherein opacity of the second fluid is different from opacity of the first fluid, and an electrowetting control structure configured controllably move the first and second fluids within the contact lens to control an aperture in the contact lens.Type: ApplicationFiled: July 2, 2018Publication date: April 9, 2020Inventor: Jyrki KIMMEL
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Publication number: 20200103657Abstract: The present invention provides an apparatus (3) comprising a first out-coupling diffractive optical element (10) and a second out-coupling diffractive optical element (20). Each of the first and second out-coupling diffractive optical elements comprises a first region (12a, 22a) having a first repeated diffraction spacing, d1, and a second region (12b, 22b) adjacent to the first region having a second repeated diffraction spacing, d2, different from the first spacing, d1. The first region (12a) of the first out-coupling diffractive optical element (10) is superposed on and aligned with the second region (22b) of the second out-coupling diffractive optical element (20). The second region (12b) of the first out-coupling diffractive optical element (10) is superposed on and aligned with the first region (22a) of the second out-coupling diffractive optical element (20).Type: ApplicationFiled: November 27, 2019Publication date: April 2, 2020Applicant: Magic Leap, Inc.Inventors: Jyrki KIMMEL, Toni JARVENPAA, Peter ESKOLIN, Marja SALMIMAA
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Patent number: 10598171Abstract: An apparatus and method, the apparatus comprising: a microfluidic channel (3); an electromechanical gel (5) provided within the microfluidic channel (3); at least one pair of electrodes (7) wherein the at least one pair of electrodes (7) are configured to control the electric field across the microfluidic channel (3) to cause the electromechanical gel (5) to deform in response to a voltage applied to the electrodes (7) such that the deformation enables fluid to be pumped through the microfluidic channel (3).Type: GrantFiled: December 21, 2015Date of Patent: March 24, 2020Assignee: Nokia Technologies OyInventor: Jyrki Kimmel
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Patent number: 10527853Abstract: The present invention provides an apparatus including a first out-coupling diffractive optical element and a second out-coupling diffractive optical element. Each of the first and second out-coupling diffractive optical elements includes a first region having a first repeated diffraction spacing, d1, and a second region adjacent to the first region having a second repeated diffraction spacing, d2, different from the first spacing, d1. The first region of the first out-coupling diffractive optical element is superposed on and aligned with the second region of the second out-coupling diffractive optical element. The second region of the first out-coupling diffractive optical element is superposed on and aligned with the first region of the second out-coupling diffractive optical element.Type: GrantFiled: December 15, 2017Date of Patent: January 7, 2020Assignee: Magic Leap, Inc.Inventors: Jyrki Kimmel, Toni Jarvenpaa, Peter Eskolin, Marja Salmimaa
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Patent number: 10359622Abstract: A transfer circuitry, e.g. in a display system, electrically generating a transfer-gradient along which an optically-active fluid is transferred via a valve from a first reservoir to a second reservoir and a valve-control circuitry providing a voltage to change the valve's shape from a first shape when it is closed to a second shape when it is open.Type: GrantFiled: May 31, 2016Date of Patent: July 23, 2019Assignee: Nokia Technologies OyInventor: Jyrki Kimmel
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Publication number: 20180188540Abstract: The present invention provides an apparatus including a first out-coupling diffractive optical element and a second out-coupling diffractive optical element. Each of the first and second out-coupling diffractive optical elements includes a first region having a first repeated diffraction spacing, d1, and a second region adjacent to the first region having a second repeated diffraction spacing, d2, different from the first spacing, d1. The first region of the first out-coupling diffractive optical element is superposed on and aligned with the second region of the second out-coupling diffractive optical element. The second region of the first out-coupling diffractive optical element is superposed on and aligned with the first region of the second out-coupling diffractive optical element.Type: ApplicationFiled: December 15, 2017Publication date: July 5, 2018Inventors: Jyrki Kimmel, Toni Jarvenpaa, Peter Eskolin, Marja Salmimaa
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Publication number: 20180143423Abstract: A transfer circuitry, e.g. in a display system, electrically generating a transfer-gradient along which an optically-active fluid is transferred via a valve from a first reservoir to a second reservoir and a valve-control circuitry providing a voltage to change the valve's shape from a first shape when it is closed to a second shape when it is open.Type: ApplicationFiled: May 31, 2016Publication date: May 24, 2018Inventor: Jyrki KIMMEL
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Publication number: 20180081170Abstract: A method including forming a substrate to form a template which includes areas of high relief and areas of low relief; and forming a high refractive index diffraction grating in the template by adding high refractive index material to the template to form a continuous low relief surface. The high refractive index material fills the areas of low relief and covers the areas of high relief of the template to form a high refractive index diffraction grating. The high refractive index diffraction grating includes the high refractive index material configured to have a low relief side corresponding to the continuous low relief surface and configured by the template to have a periodic side including areas of high relief and areas of low relief which periodically alternate in the first direction with the first periodicity and are interconnected by the high refractive index material.Type: ApplicationFiled: March 21, 2016Publication date: March 22, 2018Inventors: Jyrki Kimmel, Jan ESKOLIN, Toni JARVENPAA, Jari TURUNEN, Jyrki SAARINEN, Seppo HONKANEN
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Publication number: 20180003167Abstract: An apparatus and method, the apparatus comprising: a microfluidic channel (3); an electromechanical gel (5) provided within the microfluidic channel (3); at least one pair of electrodes (7) wherein the at least one pair of electrodes (7) are configured to control the electric field across the microfluidic channel (3) to cause the electromechanical gel (5) to deform in response to a voltage applied to the electrodes (7) such that the deformation enables fluid to be pumped through the microfluidic channel (3).Type: ApplicationFiled: December 21, 2015Publication date: January 4, 2018Inventor: Jyrki Kimmel
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Publication number: 20130300757Abstract: A method including storing a data structure that defines at least part of a surface within a volume, including a non-overlapping set of sub-volumes, by specifying, for different first positions of a first straight line, a distance along the first straight line of a sub-volume of a sub-set of sub-volumes that defines the at least part of the surface; and using the data structure to control a first scanner, configured to address sub-volumes that lie along a first straight line at different positions of the first straight line, and to control a second scanner, configured to address sub-volumes that lie along a second straight line for different positions of the second straight line, to address co-operatively the sub-set of sub-volumes that defines the at least part of the surface.Type: ApplicationFiled: November 2, 2010Publication date: November 14, 2013Applicant: Nokia CorporationInventor: Jyrki Kimmel
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Patent number: 8314819Abstract: The specification and drawings present a new apparatus and method for designing and using display devices with integrated backlight layer structure utilizing separate color diffractive out-coupling (e.g., diffraction out-coupling). A lower substrate of the display can be used to integrate the backlight component (or the backlight layer structure), thus enabling a thin module with the integrated backlighting.Type: GrantFiled: June 14, 2007Date of Patent: November 20, 2012Assignee: Nokia CorporationInventors: Jyrki Kimmel, Tapani Levola
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Publication number: 20120127751Abstract: An apparatus is provided, comprising a plate made substantially of an optical material, the plate comprising: a first surface and an opposing second surface for guiding light components between the first surface and the second surface by reflection; a plurality of edge surfaces configured for receiving the light components into the plate; and a plurality of light diffractive elements distributed on the first surface for directing part of the light components out of the first surface by diffraction.Type: ApplicationFiled: October 23, 2009Publication date: May 24, 2012Applicant: Nokia CorporationInventor: Jyrki Kimmel
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Publication number: 20100321339Abstract: A display apparatus includes a display having a pixelated display surface and an opposed surface, and a substantially planar light guide structure having a light emitting surface that is optically coupled to the opposed surface of the display. The light emitting surface of the light guide structure has an array of gratings arranged as a plurality of sub-arrays of gratings. At least some of the gratings of a given sub-array are configured to emit display light towards the opposed surface of said display, and at least one of the gratings of the given sub-array is configured to emit non-display light (e.g., IR light) towards the opposed surface of the display and to receive non-display light that is at least one of reflected from and scattered by an object that is proximate to the pixelated display surface. The display apparatus also comprises a plurality of light sensors that are disposed along at least two edges of the light guide structure and that are configured to detect the received non-display light.Type: ApplicationFiled: June 18, 2009Publication date: December 23, 2010Inventor: Jyrki Kimmel
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Publication number: 20100207964Abstract: The specification and drawings present a new apparatus and method for designing and using display devices with integrated backlight layer structure utilizing separate color diffractive out-coupling (e.g., diffraction out-coupling). A lower substrate of the display can be used to integrate the backlight component (or the backlight layer structure), thus enabling a thin module with the integrated backlighting.Type: ApplicationFiled: June 14, 2007Publication date: August 19, 2010Inventors: Jyrki Kimmel, Tapani Levola
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Patent number: 7714801Abstract: An electronic device, which comprises: at least two parts foldable in relation to each other, which can be turned into a first position and into a second position around a rotation axis; and a flexible display device, which extends over at least two foldable parts, covering them either entirely or partly. The flexible display device comprises: a folded position, to which the display device settles in the first position, and in which it folds around a first direction, which is parallel in relation to the rotation axis; and a curved position, to which the display device settles in the second position, and in which it curves around a second direction, which is transverse in relation to the rotation axis. A flexible display device can also be used with an electronic device.Type: GrantFiled: January 5, 2005Date of Patent: May 11, 2010Assignee: Nokia CorporationInventor: Jyrki Kimmel