164 patents
Page 3 of 9
Utility
Method, Computer Program Product and Processing Circuitry for Pre-Processing Visualizable Data
21 Jul 22
Visualizable data (Din) are obtained that represent a scene (S) with at least one object (110, 120, 130).
Robin Thunstrom, Staffan Widegarn Ahlvik
Filed: 5 Apr 22
Utility
Eye Gaze Tracking System, Associated Methods and Computer Programs
30 Jun 22
An eye tracking system configured to: receive a plurality of right-eye-images of a right eye of a user; receive a plurality of left-eye-images of a left eye of a user, each left-eye-image corresponding to a right-eye-image in the plurality of right-eye-images; detect a pupil and determine an associated pupil-signal, for each of the plurality of right-eye-images and each of the plurality of left-eye-images; calculate a right-eye-pupil-variation of the pupil-signals for the plurality of right-eye-images and a left-eye-pupil-variation of the pupil-signals for the plurality of left-eye-images; and determine a right-eye-weighting and a left-eye-weighting based on the right-eye-pupil-variation and the left-eye-pupil-variation.
Mikael Rosell, Simon Johansson, Pravin Kumar Rana, Yimu Wang, Gilfredo Remon Salazar
Filed: 29 Dec 20
Utility
Head-mounted Display and Method of Optimisation
23 Jun 22
The invention is related to a head-mounted display system. comprising a display for displaying an image and a lens through which a user views the display.
Daniel Tornéus
Filed: 22 Dec 21
Utility
Holographic Eye Imaging Device
9 Jun 22
The disclosure relates to an eye tracking device for tracking movements of an eye comprising, a viewing plane for displaying a projection of an image to the eye of a user, an image module placed on a same side of the viewing plane as the eye, at least one illuminator for illuminating the eye, a control unit adapted to receive an image captured by the image module, and calculate a viewing angle of the eye, a holographic optical element (HOE), wherein a HOE is placed between the eye and the viewing plane, wherein the image module is adapted to capture an image of the HOE, and wherein the HOE is adapted to direct at last a first portion of incident light reflected from the eye, in a first angle towards the image module, the first angle being different from an angle of the incidence of the incident light
Daniel Torneus, Peter Schef, Magnus Arvidsson, Peter Blixt, Fredrik Mattinson
Filed: 22 Feb 22
Utility
Eye Tracking Device and Method for Manufacturng an Eye Tracking Device
9 Jun 22
The invention relates to an eye tracking device comprising one or more illuminators, each illuminator comprising a light emitting side, and each illuminator being connected to a first circuitry carder, an imaging module connected to a second circuitry carrier wherein the image module comprises optical arrangements.
Eli Lundberg, Richard Hainzl, Daniel Torneus
Filed: 22 Feb 22
Utility
Method and System for Glint Classification
9 Jun 22
An eye tracking system comprises at least one illuminator and at least one image sensor configured to produce an image of an eye of a user, the image including illuminator light reflected from the eye of a user.
Joakim Zachrisson, Simon Johansson, Mikael Rosell
Filed: 7 Dec 21
Utility
Lens for Eye-tracking Applications and Head-worn Device
2 Jun 22
The present invention relates to a lens for eye-tracking applications.
Axel Tollin, Daniel Ljunggren
Filed: 16 Feb 22
Utility
Eye-tracking Enabled Wearable Devices
12 May 22
A method for mapping an input device to a virtual object in virtual space displayed on a display device is disclosed.
Simon Gustafsson, Alexey Bezugly, Anders Kingback, Anders Clausen
Filed: 27 Jul 21
Utility
Gaze Tracking Using Mapping of Pupil Center Position
5 May 22
Images of an eye are captured by a camera.
Tiesheng Wang, Gilfredo Remon Salazar, Yimu Wang, Pravin Kumar Rana, Johannes Kron, Mark Ryan, Torbjorn Sundberg
Filed: 13 Jan 22
Utility
Determining a Gaze Direction Using Depth Information
28 Apr 22
A system and a method for determining a gaze direction of a user viewing a scene is provided.
Oscar Danielsson, Daniel Johansson Torneus
Filed: 29 Mar 18
Utility
Multi Line Trace Gaze to Object Mapping for Determining Gaze Focus Targets
28 Apr 22
A method for determining a focus target of a user's gaze in a three-dimensional (“3D”) scene is disclosed.
Fredrik Lindh
Filed: 11 Jan 22
Utility
Dual Display Systems and Methods
31 Mar 22
The present invention generally relates to systems and methods for interaction with devices containing dual displays, and in particular, to systems and methods for enabling or altering the functionality of a secondary display based on a user's attention.
Sourabh PATERIYA, Deepak Akkil, Onur Kurt, Erland George-Svahn
Filed: 1 Jul 20
Utility
Eye Tracking System
17 Mar 22
An eye tracking system is provided that detects the presence of problematic blobs in an image captured by the system and removes these problematic blobs by switching off illuminators.
Viktor Wase, Erik Ljungzell, Mark Ryan, Chiara Giordano, Rickard Lundahl, Pravin Kumar Rana
Filed: 27 Aug 21
Utility
Gaze Tracking
10 Feb 22
A system configured to enable operation of an apparatus based on the gaze of a user, the system comprising a processor, and a memory comprising instructions executable by the processor, wherein the system is configured to determine a gaze region of a user among a plurality of regions associated with the apparatus, wherein the plurality of regions comprises at least one primary gaze region and at least one secondary gaze region and perform at least one action based on the determination of the gaze region, wherein the system is configured to determine the gaze region using a first gaze estimation algorithm and/or a second gaze estimation algorithm.
Anders Dahl, Tommaso Martini, Oscar Danielsson, Mårten Nilsson, Patrik Barkman
Filed: 29 Jun 20
Utility
Method and Device for Switching Input Modalities of a Displaying Device
13 Jan 22
Disclosed is a method for switching user input modality of a displaying device displaying an interactable region.
Niklas Blomqvist, Robin Thunström, Dennis Rådell, Ralf Biedert
Filed: 30 Apr 21
Utility
Redundant Eye Tracking System
11 Nov 21
There is provided mechanisms for eye position determination of a subject depicted in an image set.
Per Fogelström, Anna Redz, Anders Dahl, Niklas Ollesson
Filed: 21 Apr 21
Utility
Driver Alertness Detection Method, Device and System
11 Nov 21
The invention is related to a method for driver alertness detection, The method comprises the steps of determining a vanishing point of a vehicle in motion; determining over time, by an eye tracking device, a set of gaze points of the driver of the vehicle; determining a gaze movement from the set of gaze points; and identifying an alertness of the driver, based on a direction of the gaze movement relative to the vanishing point being outward.
Andrew Ratcliff
Filed: 9 Apr 21
Utility
Method, Computer Program Product and Processing Circuitry for Pre-Processing Visualizable Data
11 Nov 21
Visualizable data are obtained that represent a scene with at least one object.
Robin Thunström, Staffan Widegarn Åhlvik
Filed: 31 Mar 21
Utility
Eye-tracking System
11 Nov 21
An eye-tracking system configured to: receive a reference-image of an eye of a user, the reference-image being associated with reference-eye-data; receive one or more sample-images of the eye of the user; and, for each of the one or more sample-images: determine a difference between the reference-image and the sample-image to define a corresponding differential-image; and determine eye-data for the sample-image based on the differential-image and the reference-eye-data associated with the reference-image.
David Masko, Mark Ryan, Mattias Kuldkepp
Filed: 31 Mar 21
Utility
Calibration of an Eye Tracking System
11 Nov 21
There is provided mechanisms for calibration of an eye tracking system.
Fogelström, Per Fogelström, Per, Redz, Anna Redz, Anna, Dahl, Anders Dahl, Anders, Ollesson, Niklas Ollesson, Niklas
Filed: 28 Apr 21