Patents by Inventor Paul Lapstun
Paul Lapstun 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: 20230045982Abstract: A method of displaying a light field to one or more viewers using a light field display module comprising an optical image generator for generating an optical image and an array of shutters for selectively providing the viewers with partial views of the optical image, the method comprising determining a shutter pattern that ensures no partial views ever overlap, and repeatedly generating the partial views according to the shutter pattern and from a digital representation of the light field, generating the optical image from the partial views, and shifting the shutter pattern, until each viewer's set of partial views comprise a full 3D view.Type: ApplicationFiled: August 2, 2022Publication date: February 16, 2023Applicant: Vergent Research Pty LtdInventor: Paul Lapstun
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Publication number: 20220295042Abstract: A method of displaying a light field to at least one viewer of a light field display device, the light field based on a 3D model, the light field display device comprising a plurality of spatially distributed display elements, the method including the steps of: (a) determining the viewpoints of the eyes of the at least one viewer relative to the display device; (b) for each eye viewpoint and each of a plurality of the display elements, rendering a partial view image representing a view of the 3D model from the eye viewpoint through the display element; and (c) displaying, via each display element, the set of partial view images rendered for that display element.Type: ApplicationFiled: May 11, 2022Publication date: September 15, 2022Applicant: Vergent Research Pty LtdInventor: Paul Lapstun
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Patent number: 11336888Abstract: A method of displaying a light field to at least one viewer of a light field display device, the light field based on a 3D model, the light field display device comprising a plurality of spatially distributed display elements, the method including the steps of: (a) determining the viewpoints of the eyes of the at least one viewer relative to the display device; (b) for each eye viewpoint and each of a plurality of the display elements, rendering a partial view image representing a view of the 3D model from the eye viewpoint through the display element; and (c) displaying, via each display element, the set of partial view images rendered for that display element.Type: GrantFiled: March 15, 2021Date of Patent: May 17, 2022Assignee: Vergent Research Pty LtdInventor: Paul Lapstun
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Patent number: 11281931Abstract: An aerial camera for capturing images along two or more curved scan paths, the aerial camera comprising a scanning camera associated with each scan path, each scanning camera comprising an image sensor, a lens, a scanning mirror, and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle, the spin axis is tilted relative to the camera optical axis, the scanning mirror is tilted relative to both the camera optical axis and the spin axis and is positioned to reflect an imaging beam into the lens, the lens is positioned to focus the imaging beam onto the image sensor, and the image sensor is operative to capture each image along the scan path by sampling the imaging beam at a corresponding spin angle.Type: GrantFiled: October 30, 2020Date of Patent: March 22, 2022Assignee: nearmap australia pty ltdInventor: Paul Lapstun
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Patent number: 11284008Abstract: A scanning camera for capturing images along three or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.Type: GrantFiled: November 25, 2020Date of Patent: March 22, 2022Assignee: nearmap australia pty ltdInventor: Paul Lapstun
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Publication number: 20220053177Abstract: A scanning camera for capturing images along two or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.Type: ApplicationFiled: October 28, 2021Publication date: February 17, 2022Applicant: nearmap australia pty ltdInventor: Paul LAPSTUN
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Patent number: 11190751Abstract: A scanning camera for capturing images along two or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.Type: GrantFiled: October 30, 2020Date of Patent: November 30, 2021Assignee: nearmap australia pty ltdInventor: Paul Lapstun
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Publication number: 20210218952Abstract: A method of displaying a light field to at least one viewer of a light field display device, the light field based on a 3D model, the light field display device comprising a plurality of spatially distributed display elements, the method including the steps of: (a) determining the viewpoints of the eyes of the at least one viewer relative to the display device; (b) for each eye viewpoint and each of a plurality of the display elements, rendering a partial view image representing a view of the 3D model from the eye viewpoint through the display element; and (c) displaying, via each display element, the set of partial view images rendered for that display element.Type: ApplicationFiled: March 15, 2021Publication date: July 15, 2021Inventor: Paul Lapstun
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Publication number: 20210203853Abstract: A scanning camera for capturing images along three or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.Type: ApplicationFiled: November 25, 2020Publication date: July 1, 2021Applicant: Vergent Research Pty LtdInventor: Paul Lapstun
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Patent number: 10979698Abstract: A method of displaying a light field to at least one viewer of a light field display device, the light field based on a 3D model, the light field display device comprising a plurality of spatially distributed display elements, the method including the steps of: (a) determining the viewpoints of the eyes of the at least one viewer relative to the display device; (b) for each eye viewpoint and each of a plurality of the display elements, rendering a partial view image representing a view of the 3D model from the eye viewpoint through the display element; and (c) displaying, via each display element, the set of partial view images rendered for that display element.Type: GrantFiled: January 11, 2020Date of Patent: April 13, 2021Inventor: Paul Lapstun
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Patent number: 10948712Abstract: A head-mounted light field display device, the device comprising at least one multiplexed light field display module adapted to face an eye of a viewer wearing the device, the multiplexed light field display module comprising a light field view image generator and a waveguide with a set of shutters, the light field view image generator operable to generate, over time, a set of beams of light from a different one of a set of light field view images, the shuttered waveguide operable to transmit the set of beams and to open, over time, a different subset of the set of shutters, the subset corresponding to a position associated with the view image, thereby to emit the set of beams via the subset, thereby to display to the viewer a time-varying optical light field representative of the set of view images.Type: GrantFiled: September 17, 2019Date of Patent: March 16, 2021Inventor: Paul Lapstun
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Publication number: 20210051311Abstract: A scanning camera for capturing images along two or more curved scan paths, the scanning camera comprising a camera assembly associated with each scan path, each camera assembly comprising an image sensor and a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to each camera optical axis; the scanning mirror is tilted relative to the spin axis and each camera optical axis; the scanning mirror is positioned to reflect an imaging beam into each lens in turn; and each image sensor is operative to capture each image along a respective one of the scan paths by sampling the imaging beam at a corresponding spin angle.Type: ApplicationFiled: October 30, 2020Publication date: February 18, 2021Applicant: Vergent Research Pty LtdInventor: Paul Lapstun
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Publication number: 20210049402Abstract: An aerial camera for capturing images along two or more curved scan paths, the aerial camera comprising a scanning camera associated with each scan path, each scanning camera comprising an image sensor, a lens, a scanning mirror, and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle, the spin axis is tilted relative to the camera optical axis, the scanning mirror is tilted relative to both the camera optical axis and the spin axis and is positioned to reflect an imaging beam into the lens, the lens is positioned to focus the imaging beam onto the image sensor, and the image sensor is operative to capture each image along the scan path by sampling the imaging beam at a corresponding spin angle.Type: ApplicationFiled: October 30, 2020Publication date: February 18, 2021Applicant: Vergent Research Pty LtdInventor: Paul Lapstun
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Patent number: 10909892Abstract: A method of reconstructing an optical light field from a 3D animation model via a light field video using a light field display device.Type: GrantFiled: May 5, 2019Date of Patent: February 2, 2021Assignee: Vergent Research Pty LtdInventor: Paul Lapstun
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Patent number: 10846558Abstract: A scanning camera for capturing a set of images along a curved scan path on an object plane within an area of interest, each image of the set of images associated with a viewing angle and a viewing direction relative to the object plane, the scanning camera comprising an image sensor; a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to a camera optical axis; the scanning mirror is tilted relative to both the camera optical axis and the spin axis and positioned to reflect an imaging beam into the lens, a viewing angle and a viewing direction of the imaging beam relative to the object plane varying with the spin angle; the lens is positioned to focus the imaging beam onto the image sensor; and the image sensor is operative to capture each image by sampling the imaging beam at a value of the spin angle corresponding to the viewing angle and the viewing dType: GrantFiled: December 17, 2018Date of Patent: November 24, 2020Assignee: Vergent Research Pty LtdInventor: Paul Lapstun
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Patent number: 10848654Abstract: A scanning camera for capturing a set of oblique images along a curved scan path on an object plane within an area of interest, each image of the set of images associated with a viewing angle and a viewing direction relative to the object plane, the scanning camera comprising an image sensor; a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to a camera optical axis; the scanning mirror is tilted relative to both the camera optical axis and the spin axis and positioned to reflect an imaging beam into the lens, a viewing angle and a viewing direction of the imaging beam relative to the object plane varying with the spin angle; the camera optical axis is tilted at an oblique angle relative to the object plane; the lens is positioned to focus the imaging beam onto the image sensor; and the image sensor is operative to capture each image by sampling the imType: GrantFiled: December 17, 2018Date of Patent: November 24, 2020Assignee: Vergent Research Pty LtdInventor: Paul Lapstun
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Patent number: 10733924Abstract: A method of displaying a light field via a light field display device, the light field display device comprising an array of light field display elements, the method comprising the steps of: (a) estimating a gaze direction, and thereby a foveal field of view, of at least one eye of at least one viewer of the light field display device; (b) displaying, via each display element and at a first angular sampling rate, at least part of a light field view image; and (c) displaying, via at least one of the display elements and at a second angular sampling rate, a partial foveal light field view image, the partial foveal light field view image covering at least part of the foveal field of view of the at least one eye, the second angular sampling rate higher than the first angular sampling rate.Type: GrantFiled: May 5, 2019Date of Patent: August 4, 2020Inventor: Paul Lapstun
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Publication number: 20200195813Abstract: A scanning camera for capturing a set of oblique images along a curved scan path within an area of interest, the scanning camera comprising an image sensor; a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to a camera optical axis; the scanning mirror is tilted relative to the camera optical axis and positioned to reflect an imaging beam into the lens; the camera optical axis is tilted at an oblique angle relative to an object plane within the area of interest; the lens is positioned to focus the imaging beam onto the image sensor; and the image sensor is operative to capture each image by sampling the imaging beam at a corresponding spin angle.Type: ApplicationFiled: December 17, 2018Publication date: June 18, 2020Inventor: Paul Lapstun
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Publication number: 20200193214Abstract: A scanning camera for capturing a set of images along a curved scan path within an area of interest, the scanning camera comprising: an image sensor; a lens; a scanning mirror; and a drive coupled to the scanning mirror; wherein the drive is operative to rotate the scanning mirror about a spin axis according to a spin angle; the spin axis is tilted relative to a camera optical axis; the scanning mirror is tilted relative to the camera optical axis and positioned to reflect an imaging beam into the lens; the lens is positioned to focus the imaging beam onto the image sensor; and the image sensor is operative to capture each image by sampling the imaging beam at a corresponding spin angle.Type: ApplicationFiled: December 17, 2018Publication date: June 18, 2020Inventor: Paul Lapstun
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Publication number: 20200191568Abstract: A method for capturing a multi-view set of images of an area of interest, the multi-view set of images comprising, for each of a plurality of points within the area of interest, at least one nadir image and at least four oblique images from four substantially different viewing directions, the method comprising moving a dual-scan scanning camera along a survey path above the area of interest, and capturing, within selected intervals along the survey path and using the dual-scan scanning camera, subsets of the multi-view set of images of the area of interest along pairs of opposed non-linear scan paths.Type: ApplicationFiled: December 17, 2018Publication date: June 18, 2020Inventor: Paul Lapstun