Apparatuses, components, devices, methods, and systems for determining and tracking movement are provided. An example apparatus that includes a position indicating system having a first light emitter positioned and oriented to emit light in a first direction, a second light emitter positioned and oriented to emit light in a second direction, the second direction being collinear with and opposite to the first direction; and a third light emitter positioned and oriented to emit light in a third direction, the third direction being different than the first direction and the second direction. The third direction may be offset from the first direction by an offset angle that is an acute angle. The apparatus may also include a screen; an imaging system configured to capture an image of the screen. The first light emitter and the third light emitter may both be configured to emit light toward the screen.

Provided is a communication apparatus including a determination unit that determines a direction in which the communication apparatus faces, a measurement unit that measures signal strength indicating strength of a radio wave received by the communication apparatus, a notification unit that notifies a user of the signal strength falling below a first threshold, and a display unit that superimposes a direction in which the signal strength exceeds a second threshold, as first display, on second display being displayed. This configuration makes it possible to guide the user to turn in a direction in which high signal strength is received, without hindering UX of the user of the communication apparatus using a high frequency band as much as possible.

A mobile computing device includes: a tracking sensor; a proximity sensor; and a controller coupled to the tracking sensor and the proximity sensor, the controller configured to: obtain a sequence of sensor datasets, each sensor dataset including: (i) a location of the mobile computing device, in a local coordinate system, generated using the tracking sensor, (ii) a proximity indicator generated using the proximity sensor, defining a range to a fixed reference device, and (iii) a predefined location of the reference device in a facility coordinate system; determine, from the sequence, an adjusted pose of an origin of the local coordinate system in the facility coordinate system; and generate, using a current location of the mobile device in the local coordinate system and the adjusted pose, a corrected location of the mobile computing device in the facility coordinate system; and execute a control action based on the corrected location.

A position and tracking system for radio-based localization in an operating room, includes a receiver, a mobile cart, a processor, and a memory coupled to the processor. The mobile cart includes a robotic arm and a transmitter in operable communication with the receiver. The memory has instructions stored thereon which, when executed by the processor, cause the system to receive, from the transmitter, a signal including a position of the mobile carts in a 3D space based on the signal communicated by the transmitter and determine a spatial pose of the mobile carts based on the received signal.

A method and apparatus for ranging finding of signal transmitting devices is provided. The method of signal reception is digitally based only and does not require receivers that are analog measurement devices. Ranging can be achieved using a single pulse emitting device operating in range spaced relation with a minimum of a single signal transmitter and a single digital receiver and processing circuitry. In general a plurality of transmitting pulsed emitters may be ranged and positioned virtually simultaneously in 3-dimensions (XYZ coordinates) using a configuration of a plurality of digital receivers arranged in any fixed 3-dimensional configuration. Applications may involve at least one single transmitter to receiver design to determine range, or at least one transmitted reflecting signal off from an object to determine range.

The method and system disclosed herein presents a method and system for capturing, by a camera device on a mobile robot moving in an environment, an image frame at a first location within a portion of the environment. In accordance with a determination that the image frame contains a first visual marker: the method includes determining a camera orientation angle from the camera device to a first anchor associated with the first visual marker based on the image frame; detecting, by a detector on the mobile robot, a first beacon signal emitted by the first anchor. The method includes determining a distance between the mobile robot and the first anchor; and determining an orientation angle of the mobile robot based on the camera orientation angle, and the distance between the mobile robot and the first anchor.

Disclosed is a head mounted display (HMD) having light emitting devices. The HMD includes a body having a plurality of surfaces; and a plurality of light emitting units formed on the plurality of surfaces and configured to emit light to outside of the body, wherein each of the plurality of light emitting units includes at least four light emitting devices that are disposed in a straight line in a spaced manner such that a specific cross ratio defines spacing for each of the plurality of light emitting units, a cross ratio of one of the plurality of light emitting units being different from cross ratios of other light emitting units among the plurality of light emitting units.

The invention provides a control system for a construction machine comprises a construction machine and a measuring instrument, wherein the construction machine comprises at least two targets, a tilt detecting component, a driving unit, a machine control unit and a machine communication unit, wherein the measuring instrument comprises a distance measuring unit, an optical axis deflecting unit for deflecting the optical axes, a projecting direction detecting unit for detecting a deflection angle and a deflecting direction and a measurement control unit for determining a measuring point and transmitting a measurement result, wherein the measurement control unit allows the distance measuring unit to alternately measure the targets and calculates a direction and front-back and left-right tilts of the construction machine based on three-dimensional positions of the targets and a detection result of the tilt detecting component, and the machine control unit controls the driving unit based on a calculation result.

Disclosed are systems and methods for identifying a user of a smart object inside a moving vehicle and as well as automatic detection and calculation of a time and a location when and where the vehicle has been parked. The systems and methods are capable to enable the identification of the user of an object inside a moving entity based on the orientation of the object to be localized as well as the movement direction of the moving entity.

A detector (110) for determining a position of at least one object (118) is disclosed. The detector (110) comprises: at least one optical sensor (112), the optical sensor (112) being adapted to detect a light beam (150) traveling from the object (118) towards the detector (110), the optical sensor (112) having at least one matrix (152) of pixels (154); and at least one evaluation device (126), the evaluation device (126) being adapted to determine a number N of pixels (154) of the optical sensor (112) which are illuminated by the light beam (150), the evaluation device (126) further being adapted to determine at least one longitudinal coordinate of the object (118) by using the number N of pixels (154) which are illuminated by the light beam (150).