Abstract: An optical method for identifying locations of objects in a plane, including serially projecting light beams along a detection area, from a plurality of locations along an edge of the detection area, whereby a reflective object inserted into the detection area reflects the projected light beams, directing the reflections of the projected light beams arriving at the edge of the detection area onto a plurality of light detectors, in a manner that maximizes amounts of reflected light arriving at the detectors when the light arrives at a particular angle in relation to the edge, and calculating two-dimensional coordinates of the inserted object in the detection area based on the particular angle and the outputs of the detectors.

Abstract: A method for interacting with controls in a graphical user interface (GUI), including recording user interface gestures performed by a user, for each recorded gesture: when the gesture includes the user virtually touching a specific GUI control, applying the gesture to the specific GUI control; and when the gesture is performed without the user virtually touching a specific GUI control, identifying a particular GUI control that the user is gazing at and applying the gesture to that particular GUI control.

Abstract: A vehicle autonomous drive system including a steering wheel, a sensor operable to identify each gesture component within a set of gesture components performed on the steering wheel by a driver of the vehicle, the set of gesture components including thumb-tap, thumb touch-and-hold, thumb-glide, hand-grab and hand-tap, a processor for an autonomous drive system in the vehicle, receiving from the sensor, a series of time-stamped, contact coordinates for the gesture components identified by the sensor, and a non-transitory computer readable medium storing instructions thereon that, when executed by the processor, cause the processor to construct compound gestures based on the series of time-stamped, contact coordinates, and to activate features of the autonomous drive system in response to the compound gestures.

Abstract: A method for interacting with controls in a graphical user interface (GUI) having a plurality of GUI controls, the method includes identify one GUI control that a user is gazing at, from among a plurality of GUI controls presented on a display, detect user interface gestures performed by the user, when the detected gesture is performed in an airspace away from the display, apply a relative motion corresponding to the gesture to the identified GUI control, and when the detected gesture is performed by the user touching the display, apply a sequence of absolute display locations touched by the gesture to a GUI control presented at the touched locations that is different than the identified GUI control.

Abstract: A sensor for a control panel, including a housing along an edge of the panel, light emitters projecting light along an in-air detection plane over the panel and detectors detecting reflections of the projected light, reflected by an object in the detection plane, lenses oriented such that each detector receives maximum light intensity when light enters a corresponding lens at a particular angle, whereby for each emitter-detector pair, when the object is located at a specific position in the detection plane, light emitted by the emitter of that pair is reflected by the object back through one of the lenses at the particular angle to the detector of that pair, the specific position being associated with that emitter-detector pair, and a processor configured to determine panel locations, map each location to a position in the detection plane associated with an emitter-detector pair, mapping the panel to the detection plane.

Abstract: A vehicle gesture control system for a host vehicle, the host vehicle including an adaptive cruise control or autonomous drive arrangement, the system including a sensor to detect gestures performed by a driver on the surface of a steering wheel grip in the host vehicle, the steering wheel grip including a circular tube surrounding a steering wheel that rotates about a steering column, and a processor receiving outputs from the sensor and connected to a memory unit storing instructions for the processor to activate a plurality of features of the adaptive cruise control or autonomous drive arrangement in response to a respective plurality of different gestures detected by the sensor, wherein two of the gestures represent “up” and “down” commands and include movement of the driver's thumb in opposite directions, respectively, around a lateral section of the steering wheel grip that faces the driver.

Abstract: Method including providing a sensor including light emitters, photodiode detectors, and lenses arranged so as to direct light beams from light emitters exiting lenses along a detection plane, and so as to direct light beams entering lenses at a specific angle of incidence onto photodiode detectors, mounting the sensor on a display presenting virtual input controls for an electronic device, such that the detection plane resides in an airspace in front of the display, activating light emitters to project light beams through lenses along the detection plane, wherein at least one of the light beams is interrupted by a finger, detecting light reflected by the finger, identifying emitters that projected the light beam that was reflected and photodiode detectors that detected the reflected light, as emitter-detector pairs, calculating display coordinates based on target positions associated with the identified emitter-detector pairs, and transmitting the calculated display coordinates to the electronic device.

Abstract: An input panel for an electronic device, including an arrangement of buttons, wherein each button is actuated when pressed, providing input to an electronic device, and a sensor, detecting location of a user's finger above the buttons, the sensor including a housing, a printed circuit board, light emitters and photodiode detectors, lenses mounted in the housing in such a manner that, when the housing is mounted along an edge of the arrangement, the lenses direct light from the emitters along a plane above the buttons, and direct light from the plane, reflected toward the lenses by an object inserted into the plane, onto the detectors, a processor configured to identify a location in the plane at which the object is inserted based on the detections of light reflected by the object, and a communications port configured to output the identified location to the electronic device.

Abstract: A sensor determining coordinates of a proximal object, including a one-dimensional array of alternating light emitters and detectors, including a plurality of light emitters projecting light along a detection plane, and a plurality of light detectors detecting reflections of the projected light, by a reflective object in the detection plane, and a plurality of lenses mounted and oriented relative to the emitters and the detectors such that the light detectors receive maximum intensity when light enters a corresponding lens at a first particular angle, whereby for each emitter-detector pair, light emitted by the emitter of that pair passes through one of the lenses and is reflected by the object back through one of the lenses to the detector of that pair when the object is located at one of a set of positions in the detection plane, that position being associated with that emitter-detector pair.

Abstract: A modular proximity sensor including a plurality of sensor modules, each sensor module including a housing, lenses, light detectors, each detector positioned along the image plane of a respective lens so as to receive maximum light intensity when light enters the lens at a particular angle, light emitters, each emitter positioned in relation to a respective lens so as to project light into a detection zone, an activating unit synchronously co-activating each emitter with at least one of the detectors, and a calculating unit receiving detector outputs corresponding to amounts of projected light reflected by an object in the detection zone, and calculating a two-dimensional location of the object in the detection zone based on the detector outputs and the particular angle, wherein neighboring sensor modules monitor different detection zones, and a processor receiving outputs from each sensor module and mapping the object location in multiple detection zones over time.

Abstract: A method for interacting with controls in a graphical user interface (GUI), including recording user interface gestures performed by a user, for each recorded gesture: when the gesture includes the user virtually touching a specific GUI control, applying the gesture to the specific GUI control; and when the gesture is performed without the user virtually touching a specific GUI control, identifying a particular GUI control that the user is gazing at and applying the gesture to that particular GUI control.

Abstract: A contactless input method for an electronic device or other equipment, including projecting focused light beams from a series of locations along an edge of a control panel including a matrix of controls for an electronic device or other equipment, across a plane in an airspace in front of the controls, whereby the projected light beams traverse an area equal in size to the area of the matrix, detecting reflections of the projected light beams reflected by an object inserted into the plane, identifying which light beams are reflected, further identifying an angle at which the detected light beams are reflected, calculating a location in the plane at which the object is inserted based on the detecting, identifying and further identifying, and outputting the calculated location from the sensor to the electronic device or other equipment as an actuated corresponding location on the control panel.

Abstract: A sensor including lenses, light emitters, each emitter projecting light out of a lens in a particular emission direction along a detection plane, light detectors, each detector detecting maximum light intensity when light enters a lens at a particular detection angle, a table of hotspots, each hotspot corresponding to an emitter-detector pair, the hotspot being a two-dimensional location in the detection plane along the emission direction of the emitter of the pair where projected light reflected by an object placed at that location, enters the lens for the detector of the pair at the detection angle of the detector, and a processor receiving outputs from the detectors corresponding to detected amounts of projected light reflected by an object in the detection plane, and calculating a two-dimensional location of the object in the detection plane based on the received outputs and based on hotspots for synchronously activated emitter-detector pairs.

Abstract: A vehicle gesture control system to improve safety and comfort during driving of a vehicle, the vehicle including an adaptive cruise control or autonomous drive arrangement configured to control velocity of the vehicle and distance between the vehicle and another vehicle, the system including a plurality of sensors configured to detect gestures performed by a driver on the surface of a steering wheel grip in the vehicle, the steering wheel grip including a circular tube surrounding a steering wheel, and a processor receiving outputs from the sensors and connected to a memory unit storing instructions for the processor to activate a plurality of features of the adaptive cruise control or autonomous drive arrangement, in response to a respective plurality of different gestures detected by the sensors, one of the gestures including movement of the driver's thumb around a lateral section of the steering wheel grip that faces the driver.

Abstract: A sensor, including light emitters projecting directed light beams, light detectors interleaved with the light emitters, lenses, each lens oriented relative to a respective one of the light detectors such that the light detector receives maximum intensity when light enters the lens at an angle b, whereby, for each emitter E, there exist corresponding target positions p(E, D) along the path of the light from emitter E, at which an object located at any of the target positions reflects the light projected by emitter E towards a respective one of detectors D at angle b, and a processor storing a reflection value R(E, D) for each co-activated emitter-detector pair (E, D), based on an amount of light reflected by an object located at p(E, D) and detected by detector D, and calculating a location of an object based on the reflection values and target positions.

Abstract: A vehicle user interface including a vehicle steering wheel including a grip, a sensor mounted in the steering wheel grip detecting objects touching the steering wheel grip, a plurality of individually activatable illumination units illuminating respective locations on the steering wheel grip, and a processor receiving outputs from the sensor, selectively activating a subset of the illumination units adjacent to a detected object, and controlling a plurality of vehicle functions in response to outputs of the sensor.

Abstract: A sensor including lenses, light emitters, each emitter projecting light out of a lens in a particular emission direction along a detection plane, light detectors, each detector detecting maximum light intensity when light enters a lens at a particular detection angle, a table of hotspots, each hotspot corresponding to an emitter-detector pair, the hotspot being a two-dimensional location in the detection plane along the emission direction of the emitter of the pair where projected light reflected by an object placed at that location, enters the lens for the detector of the pair at the detection angle of the detector, and a processor receiving outputs from the detectors corresponding to detected amounts of projected light reflected by an object in the detection plane, and calculating a two-dimensional location of the object in the detection plane based on the received outputs and based on hotspots for synchronously activated emitter-detector pairs.

Abstract: A sensor including multiple sensor modules and a processor, each sensor module including lenses, light detectors, each detector positioned along the image plane of a lens so as to receive maximum light intensity when light enters the lens at a particular angle, light emitters, each emitter being positioned in relation to a lens so as to project light into a detection zone, an activating unit synchronously co-activating each emitter with at least one of the detectors, and a calculating unit receiving outputs from the detectors corresponding to amounts of projected light reflected by an object in the detection zone to the detectors, and calculating a two-dimensional location of the object in the detection zone based on the detector outputs and the particular angle, wherein neighboring modules monitor different detection zones, and the processor receiving outputs from the sensor modules and mapping the object location in multiple detection zones over time.

Abstract: A sensor, including light emitters projecting directed light beams, light detectors interleaved with the light emitters, lenses, each lens oriented relative to a respective one of the light detectors such that the light detector receives maximum intensity when light enters the lens at an angle b, whereby, for each emitter E, there exist corresponding target positions p(E, D) along the path of the light from emitter E, at which an object located at any of the target positions reflects the light projected by emitter E towards a respective one of detectors D at angle b, and a processor storing a reflection value R(E, D) for each co-activated emitter-detector pair (E, D), based on an amount of light reflected by an object located at p(E, D) and detected by detector D, and calculating a location of an object based on the reflection values and target positions.

Abstract: A method for identifying a proximal object, including providing light emitters, light detectors and lenses, mounted in a housing, each lens, denoted L, being positioned in relation to a respective one of the detectors, denoted D, such that light entering lens L is maximally detected at detector D when the light enters lens L at an angle of incidence ?, activating the detectors synchronously with activation of each emitter to measure reflections of the light beams emitted by each emitter, and calculating a location of a reflective object along a path of a light beam projected by an activated emitter, by calculating an axis of symmetry with respect to which the outputs of the synchronously activated detectors are approximately symmetric, orienting the calculated axis of symmetry by the angle ?, and locating a point of intersection of the path of the emitted light beam with the oriented axis of symmetry.