A sensor panel is overlaid on a display apparatus and connected to an integrated circuit that detects a position of an active pen in an active region of the display apparatus. The sensor panel includes first electrodes that extend in a first direction. The sensor panel also includes second electrodes that extend in a second direction. The first electrodes include first and second outer electrodes that are located at the outermost edges of the first electrodes and first inner electrodes disposed between the first and second outer electrodes. A width of at least one of the first and second outer electrodes in the second direction is smaller than a width of each of the first inner electrodes in the second direction.

The present invention discloses a scroll wheel module, which comprises a bracket and a rotatable scroll wheel that is arranged on the bracket. The scroll wheel is equipped with a hand feel member that provides flipping tactile. The scroll wheel module further comprises an electronic control adjustment assembly, which is used to adjust the magnitude of damping that the hand feel member exerts on the scroll wheel. By tactfully combining the electronic control adjustment assembly with the hand feel member, the present application can adjust the height of the tilting end simply and quickly by means of the electronic control adjustment assembly, further adjust the distance between the hand feel end of the hand feel member and the inner ring of the scroll wheel, and finally manage to adjust different kinds of tactile sense about the damping while rolling the scroll wheel.

An input module includes a knob, a first circuit board, an optical transmitter and an optical receiver. The knob has a peripheral surface. The optical transmitter is disposed on the first circuit board and faces the peripheral surface, wherein the optical transmitter is configured to emit a detecting light to the peripheral surface. The optical receiver is disposed on the first circuit board and configured to receive a reflected light of the detecting light reflected from the peripheral surface.

The present embodiment relates to a touch power management circuit and a touch driving system including the same, and more particularly, to a touch power management circuit that prevents unnecessary power consumption during a pen touch driving period in order to reduce power consumption of a display device, and a touch driving system including the same.

Example systems, devices, media, and methods are described for presenting a virtual experience using the display of an eyewear device in augmented reality. A content delivery application implements and controls the detecting of beacons broadcast from beacon transmitters deployed at fixed locations and determining the current eyewear location based on the detected beacons. The method includes retrieving content and presenting a virtual experience based on the retrieved content, the beacon data, and a user profile. The virtual experience includes playing audio messages, presenting text on the display, playing video segments on the display, and combinations thereof. In addition to wireless detection of beacons, the method includes scanning and decoding a beacon activation code positioned near the beacon transmitter to access a beacon.

A transmitter comprising: a signal modulator for transmitting electrical signals via an electrode, wherein the electrical signals carry a message representing a signal value; and a controller, coupled to the signal modulator, configured for having the signal modulator transmitting the electrical signals with a first duty cycle in a reference signal time period and transmitting the electrical signals with a second duty cycle in a modulation signal time period, wherein a first ratio corresponding to the second duty cycle and the first duty cycle is corresponding to the signal value, wherein the lengths of the reference signal time period and the modulation signal time period are the same, and wherein the maximum amplitudes of the electrical signals during the reference signal time period and the modulation signal time period are the same.

A liquid crystal writing device is erased by a stylus. The liquid crystal writing device includes a liquid crystal layer including cholesteric liquid crystal material. A user applies pressure to a flexible substrate that changes reflectivity of the cholesteric liquid crystal material to form images on the liquid crystal writing device. The liquid crystal layer is disposed between electrically conductive layers. Writing device terminals are electrically conductive and connected to the electrically conductive layers. The stylus includes stylus electronics adapted to apply an erase voltage or erase voltage waveform to the writing device terminals.

An active stylus includes a memory; a transmission module; and an active stylus controller, coupled to the memory and the transmission module. The active stylus controller controls the transmission module to periodically transmit a downlink beacon signal and a plurality of downlink signals so as to synchronize timing with a touch panel and transmit information. The downlink beacon signal is composed of a plurality of bit data and includes a preamble, stored in the memory, for synchronizing the timing; a digital data, for transmitting information from the active stylus to the touch panel; and a cyclic redundancy check, for executing an error check or an error correction for data. The touch panel is an in-cell/on-cell organic light-emitting diode (OLED) touch screen or an in-cell/on-cell liquid-crystal display (LCD) touch screen.

A touch input device includes a container body internally defines a receiving chamber, a touch handle, and a disinfection member received in the receiving chamber for disinfecting the touch handle. The touch handle includes a handle portion and a touch portion, which are made of an electrical insulation material and an electrical conducting material, respectively. The handle portion has a part located in the receiving chamber to serve as an insertion section, and another part of the handle portion is exposed from the receiving chamber to serve as a grip section. The touch portion includes two connected touch sections, one of which is fitted on around the insertion section while the other one is connected to the grip section. When a user grips the touch handle to operate a touch electronic device, current in the user's body flows to the touch portion to increase the convenience in using the touch electronic device.

An image processing method and apparatus for a smart pen, and an electronic device are provided in embodiments of the present disclosure, and belong to the technical field of data processing. The method comprises: monitoring a working state of a second pressure switch provided at a pen tip of a smart pen after a first pressure switch of the smart pen is in a closed state; controlling an image collection module on the smart pen to collect a reflected infrared signal from an area where the smart pen writes; performing feature extraction processing on an original image to obtain a feature matrix corresponding to the original image; determining, based on current load status of the smart pen, the number of convolutional layers used for convolution processing in parallel convolutional layers; and adding current time information to a trajectory classification result to form a time-ordered trajectory vector.