Abstract: An eye tracking method comprising: capturing image data by an image sensor; determining a region of interest as a subarea or disconnected subareas of said sensor which is to be read out from said sensor to perform an eye tracking based on the read out image data; wherein said determining said region of interest comprises: a) initially reading out only a part of the area of said sensor; b) searching the image data of said initially read out part for one or more features representing the eye position and/or the head position of a subject to be tracked; c) if said search for one or more features has been successful, determining the region of interest based on the location of the successfully searched one or more features, and d) if said search for one or more features has not been successful, reading out a further part of said sensor to perform a search for one or more features representing the eye position and/or the head position based on said further part.

Abstract: A system for determining the gaze endpoint of a subject, the system comprising: a eye tracking unit adapted to determine the gaze direction of one or more eyes of the subject; a head tracking unit adapted to determine the position comprising location and orientation of the eye tracker with respect to a reference coordinate system; a 3D Structure representation unit, that uses the 3D structure and position of objects of the scene in the reference coordinate system to provide a 3D structure representation of the scene; based on the gaze direction, the eye tracker position and the 3D structure representation, calculating the gaze endpoint on an object of the 3D structure representation of the scene or determining the object itself.

Abstract: The invention relates to an eye tracking system (10) and a method for operating an eye tracking system (10) for determining if one of a left and a right eye of a user is dominant, wherein at least one image of the left and the right eye of the user is captured (S30), based on the at least one image and according to a predefined accuracy function a left accuracy score for the left eye (S34a) and a right accuracy score for the right eye (S34c) is determined and it is determined if one of the left and the right eye of the user is dominant in dependency of at least the left and the right accuracy score (S36). Thereby user-specific properties relating to his eyes can be provided and considered when performing eye tracking so that the robustness and accuracy of eye tracking can be enhanced.

Abstract: The invention relates to an eye tracking system (10) and a method for operating an eye tracking system (10) for determining if one of a left and a right eye of a user is dominant, wherein at least one image of the left and the right eye of the user is captured (S30), based on the at least one image and according to a predefined accuracy function a left accuracy score for the left eye (S34a) and a right accuracy score for the right eye (S34c) is determined and it is determined if one of the left and the right eye of the user is dominant in dependency of at least the left and the right accuracy score (S36). Thereby user-specific properties relating to his eyes can be provided and considered when performing eye tracking so that the robustness and accuracy of eye tracking can be enhanced.

Abstract: The invention relates to a method and an apparatus for evaluating results of gaze detection, wherein these results are present or are obtained in the form of information which defines, for each of a multiplicity of successive times, a viewing direction detected at this time and a focal point identified thereby in a scene image assigned to this time.

Abstract: The invention relates to a spectacle device (1) for capturing at least one parameter of at least one eye (10l, 10r) of a test person (31) wearing the spectacle device (1), the spectacle device (1) comprising a frame (4) configured to fix the spectacle device (1) to the head of the test person (31), at least one first capturing unit (3l, 3r) configured to optically capture the at least one parameter of the at least one eye (10l, 10r), and a second capturing unit (2) the optical capture range of which at least partly corresponds to an optical capture range of the at least one eye (10l, 10r) and which is configured to output data concerning a field of view (FOV1, FOV2) which is correlated with the optical capture range of the second capturing unit (2), wherein the field of view (FOV1, FOV2) is adjustable.

Abstract: The invention relates to an eye tracking device and a method for operating an eye tracking device (30) comprising an imaging device (32), a plurality of light sources (34), a processing unit and a control unit. The imaging device (32) captures a first image (36a) while at least one of the light sources (34) emits light. If at least one first reflection (14; 16; 16a-16f) is detected, a position in the first image (36a) of the at least one first reflection (14; 16; 16a-16f) is determined, the first reflection (14; 16; 16a-16f) is categorized on the basis of the position in the first image (36a) and if the first image (36a) does not fulfill a predefined quality criterion, the plurality of light sources (34) is controlled in dependence of the categorization by changing the light intensity of at least one light source (34).

Abstract: The invention relates to a head mounted system (10) comprising a binocular eye tracking system (14a, 14b) comprising at least a first camera (14a) arranged for acquiring a user's left eye (16a) and at least a second camera (14b) arranged for acquiring a user's right eye (16b), a head mounted display (10) comprising a first displaying means (18a) for presenting an image to a user's left eye (16a), a second displaying means (18b) for presenting an image to a user's right eye (16b), a processing unit (24, 24a, 24b) designed to process images from the eye tracking system (14a, 14b) and calculate at least a 3D position of the left (16a) and the right eye (16b) and an orientation vector of the left (16a) and the right eye (16b) and to compute and render a stream of digital images to be projected onto the user's left and right eye (16a, 16b) by means of the head mounted display, wherein the processing unit (24, 24a, 24b) is further designed to consider the 3D position of the left and the right eye (16a, 16b) and the

Abstract: The present invention comprises a method for presenting at least one image of at least one application on a display device, comprising the following steps: a) (140) provision of at least one first image of the application to a processing device; b) capture of at least one second image of at least one body part of at least one user (22) using at least one capturing device (20); c) coupling of the at least one second image to the processing device; d) presentation of the at least one first image provided in step a) (140) on the display device, wherein the presentation in step d) uses at least one presentation parameter, the at least one value of the at least one presentation parameter depending on at least one position value correlated with the position of the at least one body part in the at least one second image captured in step b) (110). The invention further relates to a corresponding system for presenting at least one image of an application.

Abstract: The invention relates to a head mounted system (10) comprising a binocular eye tracking system (14a, 14b) comprising at least a first camera (14a) arranged for acquiring a user's left eye (16a) and at least a second camera (14b) arranged for acquiring a user's right eye (16b), a head mounted display (10) comprising a first displaying means (18a) for presenting an image to a user's left eye (16a), a second displaying means (18b) for presenting an image to a user's right eye (16b), a processing unit (24, 24a, 24b) designed to process images from the eye tracking system (14a, 14b) and calculate at least a 3D position of the left (16a) and the right eye (16b) and an orientation vector of the left (16a) and the right eye (16b) and to compute and render a stream of digital images to be projected onto the user's left and right eye (16a, 16b) by means of the head mounted display, wherein the processing unit (24, 24a, 24b) is further designed to consider the 3D position of the left and the right eye (16a, 16b) and the

Abstract: The invention relates to a head mounted system (10) comprising a binocular eye tracking system (14a, 14b) comprising at least a first camera (14a) arranged for acquiring a user's left eye (16a) and at least a second camera (14b) arranged for acquiring a user's right eye (16b), a head mounted display (10) comprising a first displaying means (18a) for presenting an image to a user's left eye (16a), a second displaying means (18b) for presenting an image to a user's right eye (16b), a processing unit (24, 24a, 24b) designed to process images from the eye tracking system (14a, 14b) and calculate at least a 3D position of the left (16a) and the right eye (16b) and an orientation vector of the left (16a) and the right eye (16b) and to compute and render a stream of digital images to be projected onto the user's left and right eye (16a, 16b) by means of the head mounted display, wherein the processing unit (24, 24a, 24b) is further designed to consider the 3D position of the left and the right eye (16a, 16b) and the

Abstract: A system for determining the gaze endpoint of a subject, the system comprising: a eye tracking unit adapted to determine the gaze direction of one or more eyes of the subject; a head tracking unit adapted to determine the position comprising location and orientation of the eye tracker with respect to a reference coordinate system; a 3D Structure representation unit, that uses the 3D structure and position of objects of the scene in the reference coordinate system to provide a 3D structure representation of the scene; based on the gaze direction, the eye tracker position and the 3D structure representation, calculating the gaze endpoint on an object of the 3D structure representation of the scene or determining the object itself.

Abstract: The invention relates to an optical measuring device (1) for capturing at least one parameter of at least one eye (10l, 10r) of a test person (31) wearing the optical measuring device (1), comprising a frame (4), at least one frame insert (8l, 8r) attached to the frame (4) and at least one capturing unit (3l, 3r), wherein the frame (4) is designed to fix the optical measuring device (1) in such a way to the head of the test person (3l), that the at least one frame insert (8l, 8r) is positioned in front of at least one eye (10l, 10r) of the test person (31) for at least one direction of view of the at least one eye (10l, 10r) on the optical axis (K) of the at least one eye (10l, 10r), and the capturing unit (3l, 3r) is designed to optically capture the at least one parameter of the at least one eye (10l, 10r), wherein the capturing unit (3l, 3r) is arranged in such a way (a) that the optical path (M) for the capturing of the at least one parameter of the at least one eye (10l, 10r) excludes the frame insert (8

Abstract: The invention relates to an optical measuring device (1) for capturing at least one parameter of at least one eye (10l, 10r) of a test person (31) wearing the optical measuring device (1), comprising a frame (4), which is configured to fix the optical measuring device (1) to the head of the test person (31), at least one capturing unit (3l, 3r), which is configured to optically capture the at least one parameter of the at least one eye (10l, 10r), and an illumination unit (9, 21, 22) for illuminating the at least one eye (10l, 10r), wherein an illumination characteristic is adjustable by means of the illumination unit (9, 21, 22).

Abstract: The present invention comprises a method for presenting at least one image of at least one application on a display device, comprising the following steps: a) (140) provision of at least one first image of the application to a processing device; b) capture of at least one second image of at least one body part of at least one user (22) using at least one capturing device (20); c) coupling of the at least one second image to the processing device; d) presentation of the at least one first image provided in step a) (140) on the display device, wherein the presentation in step d) uses at least one presentation parameter, the at least one value of the at least one presentation parameter depending on at least one position value correlated with the position of the at least one body part in the at least one second image captured in step b) (110). The invention further relates to a corresponding system for presenting at least one image of an application.

Abstract: The invention relates to a method for determining at least one parameter of two eyes (10l, 10r) of a test person (31), the method comprising the following steps: optically capturing of a first eye (10l; 10r) of the two eyes (10l, 10r) by means of a first capturing unit (3l; 3r); optically capturing the second eye (10r; 10l) of the two eyes (10l, 10r) by means of a second capturing unit (3r; 3); transmitting first signals concerning the captured first eye (10l; 10r) from the first capturing unit (3l; 3r) to an analysis unit (27) and transmitting second signals concerning the captured second eye (10r; 10l) from the second capturing unit (3r; 3l) to the analysis unit (27); determining the at least one parameter of the two eyes (10l, 10r) on the basis of the transmitted first and second signals in the analysis unit (27), characterized by the following step: setting a first data rate for the first signals and a second data rate for the second signals, wherein the first and the second data rate differ from each

Abstract: The invention relates to an optical measuring device (1) for capturing at least one parameter of at least one eye (10l, 10r) of a test person (31) wearing the optical measuring device (1), comprising a frame (4), at least one frame insert (8l, 8r) attached to the frame (4) and at least one capturing unit (3l, 3r), wherein the frame (4) is designed to fix the optical measuring device (1) in such a way to the head of the test person (3l), that the at least one frame insert (8l, 8r) is positioned in front of at least one eye (10l, 10r) of the test person (31) for at least one direction of view of the at least one eye (10l, 10r) on the optical axis (K) of the at least one eye (10l, 10r), and the capturing unit (3l, 3r) is designed to optically capture the at least one parameter of the at least one eye (10l, 10r), wherein the capturing unit (3l, 3r) is arranged in such a way (a) that the optical path (M) for the capturing of the at least one parameter of the at least one eye (10l, 10r) excludes the frame insert (8

Abstract: An apparatus for mapping a gaze point of a subject on a scene image to a gaze point in a reference image, wherein said scene image and said reference image have been taken by a camera from a different position, said apparatus comprising: A module for executing a feature detection algorithm on said reference image to identify a plurality of characteristic features and their locations in said reference image; a module for executing said feature detection algorithm on said scene image to re-identify said plurality of characteristic features and their locations in said scene image; a module for determining a point transfer mapping that transforms point positions between said scene image and said reference image based on the locations of said plurality of characteristic features detected in said reference image and said scene image; a module for using said point transfer mapping to map a gaze point which has been determined in said scene image to its corresponding point in said reference image.

Abstract: The present invention relates to improved ophthalmic diagnostic measurement or treatment methods or devices, that make use of a combination of a high speed eye tracking device, measuring fast translation or saccadic motion of the eye, and an eye position measurement device, determining multiple dimensions of eye position or other components of eye, relative to an ophthalmic diagnostic or treatment instrument.