G06F2203/04108

Input device and method of detecting an input

An input device is described which comprises a touch-sensitive surface and a force sensor, wherein the force sensor is adapted to detect a force applied to the touch-sensitive surface. The input device further comprises a vibration sensor and a control unit, wherein the control unit is coupled with the force sensor, the touch-sensitive surface and the vibration sensor. The control unit is adapted to validate a force detected by the force sensor as an input in dependence on a touch of the touch-sensitive surface and in dependence on a vibration detected by the vibration sensor. There is further described a motor vehicle which comprises such an input device. A method of detecting an input at an input device is further described.

Touch sensing apparatus and method for assembly

A touch sensing apparatus is disclosed comprising a panel that defines a touch surface, a plurality of light emitters and detectors arranged along a perimeter of the panel. The light emitters are arranged to emit a respective beam of emitted light that travels above the touch surface, wherein the light detectors are arranged to receive detection light from the emitted light. The plurality of light emitters and detectors are arranged above the touch surface and are connected to a substrate extending in a direction parallel with a normal axis of a plane in which the panel extends. A method of assembling a touch sensing apparatus is also disclosed.

CONTACTLESS TOUCH INPUT SYSTEM

A proximity sensor, including light emitters and light detectors mounted on a circuit board, two stacked lenses, positioned above the emitters and the detectors, including an extruded cylindrical lens and a Fresnel lens array, wherein each emitter projects light through the two lenses along a common projection plane, wherein a reflective object located in the projection plane reflects light from one or more emitters to one or more detectors, and wherein each emitter-detector pair, when synchronously activated, generates a greatest detection signal at the activated detector when the reflective object is located at a specific 2D location in the projection plane corresponding to the emitter-detector pair, and a processor sequentially activating the emitters and synchronously co-activating one or more detectors, and identifying a location of the object in the projection plane, based on amounts of light detected by the detector of each synchronously activated emitter-detector pair.

ELECTRONIC DEVICE
20230043817 · 2023-02-09 ·

An electronic device including: a display layer configured to display images; a sensor layer disposed on the display layer and including a plurality of first electrodes and a plurality of second electrodes; and a sensor driver configured to drive the sensor layer, wherein the sensor driver is configured to sequentially provide a first driving signal to the plurality of first electrodes and, when the display layer displays a predetermined image, the sensor driver is configured to provide a second driving signal having a frequency different from that of the first driving signal to the plurality of first electrodes.

Electronic device and control method thereof

An electronic device and method are disclosed. The electronic device includes a foldable display that is at least partially foldable, at least one processor, and at least one memory. The processor implements the method, including detecting, by at least one processor, that a foldable display of the electronic device changes from an unfolded state to a partially folded state, configuring a first region of the foldable display to accept touch inputs in the partially folded state, and configuring a second region of the foldable display to accept non-touch inputs in the partially folded state.

Displays and information input devices

An integrated display and input device including a pixel array operative to provide a visually sensible output, at least one sensor operative to sense at least a position of at least one object with respect to the pixel array when the at least one object has at least a predetermined degree of propinquity to the pixel array and circuitry receiving an output from the at least one sensor and providing a non-imagewise input representing the position of the at least one object relative to the pixel array to utilization circuitry.

ELECTRONIC DEVICE AND OPERATION CONTROL METHOD
20230011325 · 2023-01-12 ·

An electrical device and an operation control method are provided. The electronic device includes a touch module and a processor. The touch module includes a touchable region. The touchable region is divided into at least a first touchable region and a second touchable region. The first touchable region is configured to implement a first function. The second touchable region is configured to implement the first function and a second function. The processor is electrically connected to the touch module. When at least one first touch point is detected in the first touchable region, at least one second touch point is detected in the second touchable region, and the processor determines that a distance between the first touch point and the second touch point is within a predetermined distance, the second touchable region is switched to implementing the first function.

Input/Output (I/O) Operative Touch Sensor Device (TSD)

A touch sensor device (TSD) includes TSD electrodes associated with a surface of the TSD. Also, an overlay that includes marker electrode(s) is also associated with at least a portion of the surface of the TSD. The TSD also includes drive-sense circuits (DSCs) operably coupled to the plurality of TSD electrodes. A DSC is configured to provide a TSD electrode signal to a TSD electrode and simultaneously to sense a change of the TSD electrode signal based on a change of impedance of the TSD electrode caused by capacitive coupling between the TSD electrode and the marker electrode(s) of the overlay. Processing module(s) is configured to process a digital signal generated by the DSC to determine characteristic(s) of the overlay that is associated with the at least a portion of the surface of the TSD.

Low latency input object detection under low ground mass condition

A processing system configured to detect an input object proximate the processing system. The processing system includes sensor circuitry configured to make a determination, when the processing system is in a low ground mass (LGM) state, that a large object is proximate to sensor electrodes of the processing system. The sensor circuitry is further configured, in response to a determination that a large object is proximate the sensor electrodes while the processing system is in the LGM state, to drive a first group of sensor electrodes with one of an inverted signal or a non-inverted signal and drive a second group of sensor electrodes with a static DC voltage.

TOUCH SENSITIVE KEYBOARD

Disclosed are keyboards and keyboard switches sensitive to touch, including, hover and pressure. The keyboard switches have transmit and receive antennae that are spaced apart such that no portion of the transmit antenna touches any portion of the receive antenna. The keyboard switches are arranged in logical rows and logical columns such that each of the keyboard switches is associated with one row and one column. Signal emitters are conductively coupled to the transmit antennae for each of the keyboard switches associated with each of the rows, and each of the signal emitters are adapted to cause each of the transmit antennae to transmit one or more source signals. Receivers are coupled to the receive antennae for each of the keyboard switches associated with each of the columns, and each of the receivers are adapted to capture a frame of signals present on the coupled receive antennae. A signal processor adapted to determine a measurement from each frame, corresponding to an amount of the source signals present on the receive antennae during a time the corresponding frame was received. The signal processor further adapted to determine a keyboard switch touch state from a range of touch states based at least in part on the corresponding measurement.