Patent application number | Description | Published |
20080273755 | CAMERA-BASED USER INPUT FOR COMPACT DEVICES - A camera is used to detect a position and/or orientation of an object such as a user's finger as an approach for providing user input, for example to scroll through data, control a cursor position, and provide input to control a video game based on a position of a user's finger. Input may be provided to a handheld device, including, for example, cell phones, video games systems, portable music (MP3) players, portable video players, personal data assistants (PDAs), audio/video equipment remote controls, and consumer digital cameras, or other types of devices. | 11-06-2008 |
20090027337 | ENHANCED CAMERA-BASED INPUT - Enhanced camera-based input, in which a detection region surrounding a user is defined in an image of the user within a scene, and a position of an object (such as a hand) within the detection region is detected. Additionally, a control (such as a key of a virtual keyboard) in a user interface is interacted with based on the detected position of the object. | 01-29-2009 |
20090031240 | ITEM SELECTION USING ENHANCED CONTROL - An enhanced control, in which a guide line is defined relative to an object in a user interface, items aligned with the guide line are displayed without obscuring the object. A selected item is output based on receiving a selection of one of the displayed items. | 01-29-2009 |
20090079813 | Enhanced Interface for Voice and Video Communications - An enhanced interface for voice and video communications, in which a gesture of a user is recognized from a sequence of camera images, and a user interface is provided include a control and a representation of the user. The process also includes causing the representation to interact with the control based on the recognized gesture, and controlling a telecommunication session based on the interaction. | 03-26-2009 |
20090133051 | DEVICE ACCESS CONTROL - Access to an electronic media device may be controlled based on media settings of users experiencing content using the electronic media device. Users or attributes of the users experiencing content using the electronic media device may be automatically identified and access to the electronic media device may be automatically controlled based on media settings associated with the identified users and/or attributes. | 05-21-2009 |
20090138805 | MEDIA PREFERENCES - An electronic media device may be controlled based on personalized media preferences of users experiencing content using the electronic media device. Users experiencing content using the electronic media device may be automatically identified and the electronic media device may be automatically controlled based on media preferences associated with the identified users. | 05-28-2009 |
20090217211 | ENHANCED INPUT USING RECOGNIZED GESTURES - Enhanced input using recognized gestures, in which a user's gesture is recognized from first and second images, and a representation of the user is displayed in a central region of a control that further includes interaction elements disposed radially in relation to the central region. The enhanced input also includes interacting with the control based on the recognized user's gesture, and controlling an application based on interacting with the control. | 08-27-2009 |
20090262984 | Multiple Camera Control System - A multiple camera tracking system for interfacing with an application program running on a computer is provided. The tracking system includes two or more video cameras arranged to provide different viewpoints of a region of interest, and are operable to produce a series of video images. A processor is operable to receive the series of video images and detect objects appearing in the region of interest. The processor executes a process to generate a background data set from the video images, generate an image data set for each received video image, compare each image data set to the background data set to produce a difference map for each image data set, detect a relative position of an object of interest within each difference map, and produce an absolute position of the object of interest from the relative positions of the object of interest and map the absolute position to a position indicator associated with the application program. | 10-22-2009 |
20090315740 | Enhanced Character Input Using Recognized Gestures - Enhanced character input using recognized gestures, in which a user's first and second gestures are recognized, and a control including radially disposed interaction elements is output. At least a portion of the interaction elements are associated with clusters of characters. When an interaction element is selected, the characters associated with the selected interaction element are disposed radially in relation to the selected interaction element. Using the control, the interaction element and a character associated with the selected interaction element are selected based on the user's recognized first and second gestures, respectively, and the selected character is output. | 12-24-2009 |
20100039379 | Enhanced Multi-Touch Detection - Enhanced multi-touch detection, in which a graphical user interface for an application is projected onto a surface, and electromagnetic radiation is emitted. The electromagnetic radiation is collectively emitted by an array defining a layer aligned parallel with the surface and overlapping at least a region of the surface onto which the graphical user interface is projected. Electromagnetic radiation is detected that reflects off of an object interrupting the defined layer where the defined layer overlaps the region of the surface onto which the graphical user interface is projected, and indicating a position of the object is output. | 02-18-2010 |
20100066667 | ORIENTING A DISPLAYED ELEMENT RELATIVE TO A USER - An element is initially displayed on an interactive touch-screen display device with an initial orientation relative to the interactive touch-screen display device. One or more images of a user of the interactive touch-screen display device are captured. The user is determined to be interacting with the element displayed on the interactive touch-screen display device. In addition, an orientation of the user relative to the interactive touch-screen display device is determined based on at least one captured image of the user of the interactive touch-screen display device. Thereafter, in response to determining that the user is interacting with the displayed element, the initial orientation of the displayed element relative to the interactive touch-screen display device is automatically adjusted based on the determined orientation of the user relative to the interactive touch-screen display device. | 03-18-2010 |
20100066763 | ORIENTING DISPLAYED ELEMENTS RELATIVE TO A USER - One or more elements are initially displayed on a display component of an electronic device. After the one or more elements have been displayed on the display component of the electronic device, an image of a user of the electronic device is captured, and an orientation of the electronic device relative to the user is determined based on the captured image of the user of the electronic device. Thereafter, an orientation of at least one of the displayed elements is adjusted relative to the display component of the electronic device based on the determined orientation of the electronic device relative to the user. | 03-18-2010 |
20100091110 | SINGLE CAMERA TRACKER - A camera tracker, in which an image captured by a camera oriented to capture images across a surface is accessed. A region in which an object detected within the accessed image is positioned is determined from among multiple defined regions within a field of view of the camera. User input is determined based on the determined region and an application is controlled based on the determined user input. | 04-15-2010 |
20100259474 | ENHANCED HANDHELD SCREEN-SENSING POINTER - Enhanced handheld screen-sensing pointing, in which a handheld device captures a camera image of one or more fiducials rendered by a display device, and a position or an angle of the one or more fiducials in the captured camera image is determined. A position on the display device that the handheld device is aimed towards is determined based at least on the determined position or angle of the one or more fiducials in the camera image, and an application is controlled based on the determined position on the display device. | 10-14-2010 |
20110074974 | OPTICAL FLOW BASED TILT SENSOR - A method is described for determining a description of motion of a moving mobile camera to determine a user input to an application. The method may involve capturing a series of images from a moving mobile camera and comparing stationary features present in the series of images. Optical flow analysis may be performed on the series of images to determine a description of motion of the moving mobile camera. Based on the determined motion, a user input to an application may be determined and the application may respond to the user input, for example, by updating a user interface of the application. | 03-31-2011 |
20110080490 | PROXIMITY OBJECT TRACKER - Object tracking technology, in which controlling an illumination source is controlled to illuminate while a camera is capturing an image to define an intersection region within the image captured by the camera. The image captured by the camera is analyzed to detect an object within the intersection region. User input is determined based on the object detected within the intersection region and an application is controlled based on the determined user input. | 04-07-2011 |
20120154272 | MOTION-BASED TRACKING - Techniques are disclosed for determining a user's motion in relation to displayed images. According to one general aspect, a first captured image is accessed. The first captured image includes (1) a first displayed image produced at a first point in time, and (2) a user. A second captured image is accessed. The second captured image includes (1) a second displayed image produced at a second point in time, and (2) the user. First information indicating motion associated with one or more objects in the first and second displayed images is accessed. Second information indicating both motion of the user and the motion associated with the one or more objects in the first and second displayed images is determined. | 06-21-2012 |
20120206337 | MULTIPLE CAMERA CONTROL SYSTEM - A multiple camera tracking system for interfacing with an application program is provided. The tracking system includes multiple cameras arranged to provide different viewpoints of a region of interest, and are operable to produce a series of video images. A processor is operable to receive the series of video images and detect objects appearing in the region of interest. The processor executes a process to generate a background data set from the video images, generate an image data set for each received video image, compare each image data set to the background data set to produce a difference map for each image data set, detect a relative position of an object of interest within each difference map, and produce an absolute position of the object of interest from the relative positions of the object of interest and map the absolute position to a position indicator associated with the application program. | 08-16-2012 |
20120268622 | OPTICAL FLOW BASED TILT SENSOR - A method is described for determining a description of motion of a moving mobile camera to determine a user input to an application. The method may involve capturing a series of images from a moving mobile camera and comparing stationary features present in the series of images. Optical flow analysis may be performed on the series of images to determine a description of motion of the moving mobile camera. Based on the determined motion, a user input to an application may be determined and the application may respond to the user input, for example, by updating a user interface of the application. | 10-25-2012 |
20130120318 | ENHANCED MULTI-TOUCH DETECTION - Enhanced multi-touch detection, in which a graphical user interface for an application is projected onto a surface, and electromagnetic radiation is emitted. The electromagnetic radiation is collectively emitted by an array defining a layer aligned parallel with the surface and overlapping at least a region of the surface onto which the graphical user interface is projected. Electromagnetic radiation is detected that reflects off of an object interrupting the defined layer where the defined layer overlaps the region of the surface onto which the graphical user interface is projected, and indicating a position of the object is output. | 05-16-2013 |
20130147790 | VIDEO-BASED IMAGE CONTROL SYSTEM - A method of using stereo vision to interface with a computer is provided. The method includes capturing a stereo image, and processing the stereo image to determine position information of an object in the stereo image. The object is controlled by a user. The method also includes communicating the position information to the computer to allow the user to interact with a computer application. | 06-13-2013 |
20140028628 | HOVER DETECTION - Hover detection technology, in which an image is captured from a camera while an illumination source is illuminating an area in front of a display surface and the image captured by the camera is analyzed to detect an object within an anticipated input region based on illumination of the illumination source. User input is determined based on the object detected within the anticipated input region and an application is controlled based on the determined user input. | 01-30-2014 |