Abstract: Presenting an image of a scene may include capturing an image of a scene by a camera of an electronic device, wherein the electronic device comprises the camera and a display, and wherein the camera and the display have a first spatial relationship, determining a second spatial relationship between a viewpoint and the display of the electronic device, warping the image to obtain an image of a first portion of the scene based on the first spatial relationship and the second spatial relationship, and presenting the warped image on the display, wherein, from the viewpoint, the image of the first portion of the scene is substantially contiguous with a second portion of the scene visible outside an edge of the electronic device.

Abstract: A HUD apparatus, that can achieve favorable AR display by reducing display shift between a real and virtual image, includes: an image input unit that receives an image from a camera and extracts a predetermined object; an information acquiring unit that acquires object information containing the object's position and distance information containing the object's distance in space; an AR image creating unit that creates an AR image for superimposing on the object; a display position converter uses the acquired information to correct a position of an AR display area that is a range where the AR image is displayable in a visual recognition area and a display position of the AR image inside the AR display area; an AR display that controls superimposing of the AR image on the visual recognition area from data after the correction; and a display that displays the AR image on the visual recognition area.

Abstract: A method and system for detecting and using intentional gestures utilizing a six-axis inertial measurement unit (IMU) provides individuals with limited motor abilities the ability to control multiple devices. The system responds to small intentional gestures produced by any part of the user's body. Unlike existing game controllers and adapted mouse devices, the system has the ability to learn the unique kinematic characteristics of the user's gestures.

Abstract: A rhythm-based video game (“game”) is disclosed. In the game, a player slashes blocks representing musical beats using a pair of energy blades resembling a lightsaber. A gaming console renders multiple digital objects, e.g., digital blocks, digital mines and digital obstacles, that are approaching a player in a virtual space. The gaming console also renders a digital representation of an instrument, e.g., a lightsaber (“digital saber”), using which the player slashes, cuts or otherwise interacts with the digital blocks to cause a digital collision between the digital saber and the digital blocks. The player can score by slashing the digital blocks, not hitting the digital mines and avoiding the digital obstacles. The game presents the player with a stream of approaching digital objects in synchronization with music, e.g., a song's beats, being played in the game. The pace at which the digital blocks approach the player increases with the beats.

Abstract: Apparatus and method are provided that are capable of controlling a display in response to reliable detection of a sliding movement operation of a pointer (e.g., a user's finger) that passes through an end of a display region. The apparatus and method utilize a position detection sensor, which is superposed on the display and configured to detect the pointer's position discretely and successively at a predetermined time interval. Based on a first position detected by the position detection sensor and a second position detected, at the predetermined time interval since the detection of the first position, by the position detection sensor, which together indicate a moving operation of the pointer, it is determined whether the moving operation of the pointer has crossed an end of the display region. If it is so determined, a passed end position of the display region is calculated based on the first and second positions.

Abstract: A projection screen, an image synthesis apparatus, a projection system and a related method are disclosed. The projection screen comprises a curtain, and further comprises a photosensitive element, wherein the photosensitive element is arranged on the curtain and is used for generating a position sensing signal; and a signal processing circuit, wherein the signal processing circuit is used for determining relative position coordinates, in a projection area, of an indication point and outputting same, wherein the projection area is an area, on the projection screen, for receiving illumination of an optical projection device, and the indication point is a projection point, on the projection screen, of an optical indication device.

Abstract: A precharge system for precharging a DC bus circuit includes a first input, first and second circuit branches, and a controller, where the first circuit branch includes a first contactor between the first input and an AC to DC converter, the second circuit branch has: a disconnect switch coupled to the first input; a variable frequency drive (VFD) with an AC input coupled to the disconnect switch; an inductor coupled to an AC output of the VFD; and a second contactor coupled to the inductor. The precharge VFD provides precise control of the precharge operation such as charging time, current limiting, short-circuit and ground fault protection, monitoring DC Bus capacitance and verifies the health of the shared DC bus circuit through startup diagnostic.

Abstract: The invention relates to an apparatus for decoding an encoded texture block of a texture image, the decoding apparatus comprising: a partitioner (510) adapted to determine a partitioning mask (332) for the encoded texture block (312?) based on depth information (322) associated to the encoded texture block, wherein the partitioning mask (332) is adapted to define a plurality of partitions (P1, P2) and to associate a texture block element of the encoded texture block to a partition of the plurality of partitions of the encoded texture block; and a decoder (720) adapted to decode the partitions of the plurality of partitions of the encoded texture block based on the partitioning mask.

Abstract: The present disclosure relates to an ultrasonic touch device and a method. The ultrasonic touch device is disposed at a periphery of a display area of an electronic equipment. The ultrasonic touch device includes an ultrasonic ranging module. The ultrasonic ranging module includes a plurality of ultrasonic ranging units detected. The ultrasonic touch device includes a first position determining unit configured to determine a distance between a touch object and the ultrasonic ranging module, and determine a position of the touch object in a first coordinate direction of the display area according to the distance. The ultrasonic touch device includes a second position determining unit configured to determine a position of the touch object in a second coordinate direction of the display area according to a position of an ultrasonic ranging unit that receives the reflected ultrasonic waves in the ultrasonic ranging module.

Abstract: Some examples provides a set of frameworks, process and methods aimed at enabling the expression and exploration of free-form and parametric 3D shape designs enabled through natural interactions with a hand-held mobile device acting as a controller for 3D virtual objects. A reference plane in a virtual space generated by the location of the mobile device may be used to select a 3D virtual object intersected by the reference plane. Positioning of the mobile device may also be used to control a pointer in the virtual space. In an example, the orientation of the mobile device may be detected by an accelerometer or gyroscope. In example, the position of the mobile device may be detected by a position sensor.

Abstract: This document describes techniques and devices for occluded gesture recognition. Through use of the techniques and devices described herein, users may control their devices even when a user's gesture is occluded by some material between the user's hands and the device itself. Thus, the techniques enable users to control their mobile devices in many situations in which control is desired but conventional techniques do permit effective control, such as when a user's mobile computing device is occluded by being in a purse, bag, pocket, or even in another room.

Abstract: A hand gesture sensor, a device, and a display, are connected a computer. Hand gestures in midair, are detected by the hand gesture sensor, and are used to operate the device. Operations of the device that are activatable by hand gesture, are shown on the display, as input icons. The input icons are activated by a displayed cursor following, a detected hand in midair, to an icon to be activated. With the cursor touching the icon, a hand gesture, such as, a thumb touching an index finger in midair, activates the icon. Operating the device with hand gestures, allows for operation of the device, without touch inputting the device's physical input surfaces. Multi user public devices, like, elevators, may have bacteria from users, on their touch input surfaces. Avoiding touching physical input surfaces of devices, allows the user to avoid touching harmful bacteria, which may be on the surfaces.

Abstract: A control method is provided, including: obtaining input information, where the input information includes a capacitance signal and report point coordinates generated when a user performs an operation on a terminal screen; using report point coordinates in a previous frame as report point coordinates in a current frame if it is determined that a capacitance signal in the current frame and a capacitance signal in the previous frame that are in the input information meet a preset condition; or using report point coordinates in a previous frame as report point coordinates in a current frame if it is determined that the report point coordinates in the current frame and report point coordinates in a first frame that are in the input information meet a preset condition.

Abstract: A watch can include a user input component that employs an optical sensor to receive input from a user. The input components provide an ability for a user to interact with the watch in a manner similar to how a user would interact with a crown that is rotatable and/or translatable. The user can provide motions and gestures near the input component that the input component can detect and interpret and user inputs to control an aspect of the watch. The motions and gestures provided by the user can be directly detected with optical systems of the input component, so that the number of moving parts are reduced and space within the watch is more efficiently utilized. While providing these benefits, the input component provides a user experience that simulates user interactions with a crown that is rotatable and/or translatable.

Abstract: An optical navigation device comprising: a first reading circuit; a second reading circuit; a first image sensing region, coupled to the first reading circuit; a second image sensing region, coupled to the second reading circuit; and a control circuit, coupled to the first reading circuit and the second reading circuit; wherein the first image sensing region captures a first image at a first time and the second image sensing region captures a second image at a second time after the first time; wherein the control circuit calculates a motion of the optical navigation device according to a relative displacement between the first image and the second image.

Abstract: Systems and methods are provided to enable users to interact with user terminals having a touch screen interface without requiring the user to physically contact a surface of the touch screen interface.

Abstract: Aspects of the disclosure provide methods and apparatuses for displaying a gesture in a virtual reality (VR) environment. In some examples, an apparatus for displaying the gesture in the virtual reality (VR) environment includes processing circuitry. The processing circuitry displays a first gesture object corresponding to a state of a virtual hand when the virtual hand does not hold a virtual article. The processing circuitry displays a second gesture object when a ray of the first gesture object intersects the virtual article. The second gesture object indicates that the virtual article is in front of the virtual hand. The ray extends from the virtual hand. The processing circuitry displays a third gesture object in response to a selection instruction. The third gesture object corresponds to a state of the virtual hand when the virtual hand holds the virtual article.

Abstract: A set of glasses frames includes electronic components for video capture and is configured to continuously capture video in a twenty-second loop. On the frames is a capture button that, when pressed, causes the electronic circuitry to store the prior twenty seconds and the following twenty seconds, for a total of forty seconds of video in non-transitory memory. The electronic circuitry in the frames also includes a Bluetooth radio and a Wi-Fi radio, enabling the frames to communicate with a mobile device, and more particularly to provide the saved twenty-second video clips to an app running on the mobile device. The app allows for storage of the video clips on the phone, editing of the video clips, upload of the video clips to the Internet, and configuring user-adjustable settings on the electronic circuitry of the glasses.

Abstract: A touch-sensitive display device includes a touch sensor having a plurality of display electrodes and control logic coupled to the plurality of display electrodes. The control logic is configured to receive, for each of a plurality of stylus electrodes of an active stylus interacting with the touch-sensitive display device, a spatial capacitance measurement over the touch sensor for that stylus electrode. Relative to the touch sensor, and based on spatial capacitance measurements of the stylus electrodes, the control logic is configured to determine (i) a tip position of the active stylus, (ii) a tilt parameter of the active stylus, and (iii) a twist parameter of the active stylus.

Abstract: An electronic device is provided. The electronic device includes a display, and at least one processor. The at least one processor is configured to execute the application, display a first screen, display a second screen in response to a user input for selecting an input field or a text input button included in the first screen, display a keyboard layout and a user interface (UI) including at least one input button associated with the keyboard layout within the second screen when a specified condition is met, and display the keyboard layout and an input button for calling the UI within the second screen when the specified condition is not met.

Abstract: Various embodiments wirelessly detect micro gestures using multiple antenna of a gesture sensor device. At times, the gesture sensor device transmits multiple outgoing radio frequency (RF) signals, each outgoing RF signal transmitted via a respective antenna of the gesture sensor device. The outgoing RF signals are configured to help capture information that can be used to identify micro-gestures performed by a hand. The gesture sensor device captures incoming RF signals generated by the outgoing RF signals reflecting off of the hand, and then analyzes the incoming RF signals to identify the micro-gesture.

Abstract: A technique for selecting locations of tear lines when displaying visual content. The technique includes receiving coordinates for one or more portions of a display where a tear is permitted and determining if a frame transition is to occur while rendered content is being scanned out for display within the one or more portions of the display where tear is permitted. If the frame transition is to occur while the scanline for the display is in the one or more portions of the display where tear is permitted, then the technique further includes allowing the frame transition to occur. If the frame transition is to occur while the scanline for the display is not in the one or more portions of the display where tear is permitted, then the technique further includes delaying the frame transition until at least when the scanline for the display is in the one or more portions of the display where tear is permitted.

Abstract: A controller for an electronic system includes a controller body having a handle portion, a tracking arc that is fixed to the controller body, and a hand retainer configured to physically bias a user's palm against an outside surface of the handle portion. A plurality of tracking sensors is disposed in the tracking arc, and are responsive to electromagnetic radiation emitted by the electronic system. An array of proximity sensors are spatially distributed around the outer surface of the handle portion, and are responsive to a proximity of the user's fingers to the outside surface of the handle portion.

Abstract: Wearable computing apparatuses, which can be adapted to be worn on a user's hand, are provided for augmented reality, virtual reality, and artificial intelligence interactions. Generally, the wearable computing apparatus can include a first subassembly comprising one or more processors, non-transitory memory for storing instructions, at least one haptic motor, and a first set of sensors configured to measure positional characteristics associated with a user's hand. The wearable computing apparatus can further comprise a second subassembly removably coupled to the first subassembly, the second subassembly including a plurality of leads each of which is attached to a finger and comprises a distal portion that houses a haptic motor and a second set of sensors. The second set of sensors is configured to measure positional characteristics associated with the user's fingers.

Abstract: The present invention relates to an interaction position determination method, comprising: recognising a gesture image in a target area, and acquiring current position information corresponding to the gesture image in a display screen of a smart terminal; when it is detected that a gesture corresponding to the gesture image is a pre-set activation gesture, activating an interaction control response area according to the gesture image; and determining a target position of the interaction control response area according to the current position information. By means of using a gesture image to activate an interaction control response area and determining the position of the interaction control response area according to position information about the gesture image, the convenience of an operation is improved. Also provided are an interaction position determination system, a storage medium and a smart terminal.

Abstract: Redirected walking methods are described that may be implemented in virtual reality (VR) systems for guiding or redirecting users' movements within constrained physical environments or in unconstrained physical environments, while the users perceive that they are freely moving about within virtual worlds provided by the VR systems. The methods may involve rendering views of a VR world based at least in part on a user's movements in the real environment, adjusting the views according to the user's position and movements with respect to objects in and boundaries of the real environment, and displaying the adjusted views to the user. In response to visual cues introduced by the methods, the user may adjust their path in the real world environment. For example, a rotation of the VR environment introduced by a shift of one or more views may cause the user to turn in a direction opposite to the rotation.

Abstract: A system that incorporates teachings of the present disclosure may include, for example, a method for presenting in a graphical user interface a plurality of associable three-dimensional (3D) actions and a plurality of accessories having distinct operational functions, receiving a request to associate one of the plurality of 3D associable actions with an input function of a select one of the plurality of accessories, associating the 3D action with the input function of the selected accessory, monitoring the selected accessory for a stimulation of the input function, and transmitting the 3D action responsive to detecting the stimulation of the input function. Additional embodiments are disclosed.

Abstract: In one aspect, an LED display includes a matrix of LED pixels for producing a demanded image, and within the matrix, one or more sensor elements to detect visible light for document scanning, and/or IR light, and/or laser light. IR emitters also can be part of the matrix for time-of-flight based distance measurements using the matrix. The matrix background can be black or it can be e-ink to present, e.g., interactive user controls.

Abstract: The present inventive concept relates to a smart controller which wirelessly communicates with a portable terminal so as to control the portable terminal, the smart controller comprising: a main button unit including a direction button for generating a first signal by being pressed laterally and a selection button, disposed at the central portion one side of the direction button, for generating a second signal by being pressed downward; and an auxiliary button unit including at least one button provided to change an operation mode of the main button unit or perform a particular function of the portable terminal.

Abstract: An input device includes a sensor and a housing. The sensor is adapted to provide cursor control on a display based on relative movement between the sensor and a reference surface. The housing at least partially contains the sensor and is adapted to be selectively manipulable relative to the reference surface into a first position to cause operation of the sensor at a first precision level and into a second position to cause operation of the sensor at a second precision level different from the first precision level.

Abstract: A display device including a housing; a rollable display included in the housing; a wireless communication unit connected to an access point (AP); a motion recognition sensor configured to detect a user's motion; and a controller configured to determine if an external device is connected to the AP to which the wireless communication unit is connected, and output an alarm in response to the detection of the user's motion and the determination the external device is connected to the AP.

Abstract: Systems, devices, and methods for increasing resolution in wearable heads-up displays (WHUD) are described. A WHUD includes a support structure, a scanning laser projector (SLP), a fold mirror, a split mirror, an optical splitter, and an optical combiner. When the WHUD is worn on the head of a user, the optical combiner is positioned in a field of view of the user. The SLP scans light signals onto the fold mirror which reflects light onto one of at least two reflective surfaces of the split mirror, based on a state of the fold mirror. The split mirror redirects the light signals onto the optical splitter, which, in turn, redirects the light signals towards the optical combiner. The optical combiner redirects the light signals to the eye at exit pupils containing the full usable resolution of the SLP.

Abstract: A system includes a processor configured to receive image data gathered by a vehicle camera, relating to a fixed environmental feature. The processor is also configured to determine a vehicle position relative to the fixed environmental feature and determine a vehicle lane-level location on a digital map, based on the vehicle position relative to the fixed environmental feature.

Abstract: Selective display of available objects based on eye-gaze characteristics with respect to currently displayed objects and certain attributes of the currently displayed objects. Similarity-driven selective display compares attributes of a displayed object receiving a fixed gaze to attributes of available objects and displays similar objects in addition to the displayed object receiving the fixed gaze.

Abstract: A method and a system for modifying the position of a cursor are provided. In the method, the depth information of a human body portion of a user is determined. The user uses the human body portion to move the cursor. The cursor is located at the end of a ray cast emitted from a user side, and the user's head wears a head mounted display. The first position of the cursor is determined. The second position of the cursor different from the first position is determined based on the depth information of the human body portion and the first position. The second position is used as the current position of the cursor, and the current position is located at the end of a ray cast emitted from the user currently. Accordingly, it is easy to control the cursor for different heights or arm lengths.

Abstract: A computer-implemented method executed by a processor for reducing exposure of a plurality of objects to environmental conditions by employing a smart room tracking system is presented. The computer-implemented method includes counting a number of individuals within a space including the plurality of objects via one or more image capture devices and determining whether each individual makes direct eye contact with any of the plurality of objects by evaluating orientation, posture, and eye movement of each individual. The computer-implemented method further includes shielding, via an object viewing controller, an object of the plurality of objects from view when no direct eye contact is determined and making an object of the plurality of objects viewable, via the object viewing controller, when direct eye contact is determined.

Abstract: An infotainment apparatus of a vehicle includes: a communication device configured to receive relative location information of an Internet of Things (IoT) device included in a predetermined space from an external device; a controller configured to generate a virtual space based on the relative location information of the IoT device, generate an icon of the IoT device, dispose the icon of the IoT device in the virtual space, generate a Graphic User Interface (GUI) of the virtual space in which the icon of the IoT device is located; and a display configured to display the GUI of the virtual space.

Abstract: A projection system includes a projection device including a projector unit and a camera unit, a signal transmitter unit mounted to a projection screen, and a processing unit. The camera unit captures an image of a projection image projected by the projector unit onto the projection screen, and the processing unit obtains a position of the projection image accordingly. The processing unit obtains a position of the projection screen based on signals wirelessly transmitted by the signal transmitter unit and adjusts setting parameter(s) related to the projector unit based on a comparison between the positions of the projection image and the projection screen to reduce dimensional and/or positional differences between the two.

Abstract: Methods and systems for processing an input are disclosed that detect a portion of a hand and/or other detectable object in a region of space monitored by a 3D sensor. The method further includes determining a zone corresponding to the region of space in which the portion of the hand or other detectable object was detected. Also, the method can include determining from the zone a correct way to interpret inputs made by a position, shape or a motion of the portion of the hand or other detectable object.

Abstract: The present invention relates to an electronic wrist wearable device that uses image and inertia sensors to track motion of hand and wrist of a user, and is able to determine locations and orientation (relative to a stationary object in physical environment) of hand and wrist, and discrete and motion hand gestures. The wearable device can also emulate various data input devices by matching the determined gestures with preregistered gestures and sending the data associated with the matched gesture to a relevant computer device. The wearable device sends the said tracking information of the hand and the wrist to at least one external computer, which can process the received information to simulate hand motion, and to determine discrete and motion hand gestures. The said computer can also emulate various data input devices by matching the determined gestures with preregistered gestures and using the data associated with the matched gesture.

Abstract: In some embodiments, an input device includes a housing having a top surface, a touch sensor disposed on the top surface of the housing, and a processor disposed in the housing. The touch sensor can be configured to detect a contact by a hand on the top surface of the housing and generate touch data corresponding to the detected contact by the hand. The processor can be configured to control operation of the touch sensor and receive the touch data, determine an orientation of the hand with respect to the housing based on the touch data, and calibrate a detected movement of the input device based on the determined orientation of the hand with respect to the housing. An image sensor and/or one or more IMUs can be used to detect 2D and/or 3D movement of the input device.

Abstract: The disclosure relates generally to techniques for determining pupil location of a display device's user via imaging sensors on the display device, and using that information to verify and/or correct positioning of the display device or its internal components. The display device may be a head-mounted display (“HMD”) device with display panels separated from a wearer's eyes via intervening lenses, with the sensors including optical flow sensor integrated circuits mounted on or near at least one of the display panels to capture images of the wearer's eye locations through the lenses, and with the correction to the positioning including modifications to the alignment or other positioning of the HMD device on the wearer user's head and/or its internal components within the HMD device (e.g., based on automated control of motors on the HMD device) to reflect a target alignment of the wearer's eyes relative to displayed information.

Abstract: Some embodiments include a method comprising using a first computing device to perform: obtaining an image of a scene captured using a camera coupled to the first computing device; obtaining camera setting values used to capture the image; determining, using the image, surface attribute values characterizing at least one surface shown in the image of the scene; generating an augmented reality (AR) interface at least in part by using the camera setting values and the surface attribute values to create a first composite image by overlaying a selected virtual furniture object onto the image so that the virtual furniture object is displayed in the AR interface as being on a first surface of the at least one surface shown in the image; and transmitting, to a second computing device and via at least one communication network, the first composite image, the camera setting values and the surface attribute values.

Abstract: The disclosed apparatus reduces necessary electric power for moving a touch pad of an input device to a predetermined height and maintaining the touch pad at the height, the touch panel creating a sense of touch when operated. The input device includes: a contact member to be in contact with a contact body; a housing for supporting the contact member in a movable manner; and a drive device for moving the contact member with respect to the housing, wherein the drive device is equipped with a rotatable rotary body, first magnets disposed on the rotary body, and second magnets disposed on the contact member, and wherein the first magnets and the second magnets are arranged so as to be able to face each other.

Abstract: A media system replaces content in a first sequence of media content. The media system presents the first sequence of media content to an end-user and generates a fingerprint of the sequence of media content. The fingerprint is for comparison with a plurality of reference fingerprints so as to identify the first sequence of media content and determine a reference position within the first sequence of media content. The media system sends a request for a replacement sequence of content to a content replacement system, and receives replacement media content selected based on the identified first sequence of media content. The media system presents the replacement media content to the end-user instead of the first sequence of media content. Presenting the replacement media content begins at a position in the first sequence of media content that is determined based on the reference position.

Abstract: An augmented reality system includes a light source configured to generate a virtual light beam. The system also includes a light guiding optical element having an entry portion, an exit portion, and a surface having a diverter disposed adjacent thereto. The light source and the light guiding optical element are configured such that the virtual light beam enters the light guiding optical element through the entry portion, propagates through the light guiding optical element by at least partially reflecting off of the surface, and exits the light guiding optical element through the exit portion. The light guiding optical element is transparent to a first real-world light beam. The diverter is configured to modify a light path of a second real-world light beam at the surface.

Abstract: A waveguide apparatus includes a planar waveguide and at least one optical diffraction element (DOE) that provides a plurality of optical paths between an exterior and interior of the planar waveguide. A phase profile of the DOE may combine a linear diffraction grating with a circular lens, to shape a wave front and produce beams with desired focus. Waveguide apparati may be assembled to create multiple focal planes. The DOE may have a low diffraction efficiency, and planar waveguides may be transparent when viewed normally, allowing passage of light from an ambient environment (e.g., real world) useful in AR systems. Light may be returned for temporally sequentially passes through the planar waveguide. The DOE(s) may be fixed or may have dynamically adjustable characteristics. An optical coupler system may couple images to the waveguide apparatus from a projector, for instance a biaxially scanning cantilevered optical fiber tip.

Abstract: A method of determining a spatio-temporal feature value for frames of a sequence of video. A first frame and second frame from the sequence of video are received. Spatial feature values in each of the first and second frames are determined according to a plurality of spatial feature functions. For each of the spatial feature functions, a change in the spatial feature values between the first and second frames is determined. The spatio-temporal feature value is determined by combining the determined change in spatial feature values for each of the spatial feature functions.

Abstract: In one aspect, a computer mouse is provided. The computer mouse may include an accelerometer sensor configured to measure vibrations of the computer mouse during a mouse gliding action and a motion sensor configured to measure the speed of the computer mouse during the mouse gliding action. The gliding performance of the computer mouse may be analyzed based on the measured vibrations and the measured speed of the computer mouse. In another aspect, a method and an apparatus for mouse gliding performance analysis are provided. The apparatus may measure vibrations of a computer mouse using an accelerometer sensor during a mouse gliding action. The apparatus may measure the speed of the computer mouse using a motion sensor during the mouse gliding action. The apparatus may analyze the gliding performance of the computer mouse based on the measured vibrations and the measured speed of the computer mouse.

Abstract: A mobile computing device with a touch-sensitive display wherein: a pointer is displayed; a control icon is displayed; a contact on the touch-sensitive display is detected; and in response to detecting a change in a horizontal position of the contact beginning anywhere on the control icon, a horizontal position of the pointer is changed wherein the horizontal position of the pointer with respect to the control icon is changed; and in response to detecting a change in a vertical position of a contact beginning anywhere on the control icon: a vertical position of the pointer is changed; and a vertical position of the control icon is changed.