Abstract: A parallel multi-step power management flow apparatus and method for using the same are disclosed. In one embodiment, an integrated circuit comprises a plurality of processing entities to execute operations, a power controller coupled to the plurality of processing entities to control power management for the plurality of processing entities, and a plurality of agents, where each of the plurality of agents is operable to perform a power control flow for one of the processing entities by separately scheduling, using a scheduler, and executing a plurality of power control flow phases in response to a plurality of requests received from the power controller, and each agent is operable to send a plurality of acknowledgements, one acknowledgement for each phase, upon completion of the plurality of power control flow phases.

Abstract: Methods and apparatuses related to guardband recovery using in situ characterization are disclosed. In one example, a system includes a target circuit, a voltage regulator to provide a variable voltage to, a phase-locked loop (PLL) to provide a variable clock to, and a temperature sensor to sense a temperature of the target circuit, and a control circuit, wherein the control circuit is to set up a characterization environment by setting a temperature, voltage, clock frequency, and workload of the target circuit, execute a plurality of tests on the target circuit, when the target circuit passes the plurality of tests, adjust the variable voltage to increase a likelihood of the target circuit failing the plurality of tests and repeat the plurality of tests, and when the target circuit fails the plurality of tests, adjust the variable voltage to decrease a likelihood of the target circuit failing the plurality of tests.

Abstract: Examples are disclosed that related to scanning image display systems. In one example, a scanning display system comprises a laser light source comprising two or more offset lasers, a scanning mirror system configured to scan light from the laser light source in a first direction at a higher frequency, and in a second direction at a lower frequency to form an image, and a controller configured to control the scanning mirror system to scan the laser light an interlaced pattern to form the image, and to adjust one or more of a scan rate in the second direction and a phase offset between a first frame and a second frame of the interlaced image.

Abstract: A head-mounted display device includes: a camera; an inertial sensor in a fixed or adjustably fixed spatial relationship with the camera; a display; and a processor. The processor is configured to derive a first position of a feature element in an image frame in an image data sequence using an image frame, and derive a second position of the feature element using a sensor data sequence and the spatial relationship. The processor is further configured to display, with the display, a display image containing: i) a first visual element at a first location corresponding to the first position, and ii) a second visual element at a second location corresponding to the second position. The processor is further configured to perform calibration when a received signal indicates that the camera and inertial sensor are not sufficiently calibrated.

Abstract: Methods, systems, and computer readable media for unified scene acquisition and pose tracking in a wearable display are disclosed. According to one aspect, a system for unified scene acquisition and pose tracking in a wearable display includes a wearable frame configured to be worn by a user. Mounted on the frame are: at least one sensor for acquiring scene information for a real scene proximate to the user, the scene information including images and depth information; a pose tracker for estimating the user's head pose based on the acquired scene information; a rendering unit for generating a virtual reality (VR) image based on the acquired scene information and estimated head pose; and at least one display for displaying to the user a combination of the generated VR image and the scene proximate to the user.

Abstract: A system for tracking an object in an ambient environment with respect to a head mounted reference frame may allow the ambient object to be rendered in a virtual display, at a virtual position corresponding to its position in the ambient environment, in response to head movement. The system may detect a position of a head mounted device with respect to a fixed frame of reference in the ambient environment, and may detect an position of the ambient object with respect to the fixed frame of reference in the ambient environment. The system may then translate the detected position of the ambient object to the frame of reference of the head mounted device, or to the head mounted reference frame, to determine a position of the ambient object relative to the head mounted device. This newly determined position may be rendered in the virtual display generated by the head mounted device.

Abstract: An embodiment of the present invention enables 2D pointing technology to be used in a 3D space, thereby proving an intuitive 3D user interface. More particularly, an embodiment of the present invention implements an action point that enables an eye and finger of a user and an action point on a screen to be arranged on a rectilinear line, thereby providing an intuitive user interface.

Abstract: A method of presenting content to a subject based on eye position measurements includes presenting the subject with content. While presenting the content to the subject, one or more of the subject's eye positions is measured. The method includes continuously performing the operations of: generating an attention metric using the one or more measured eye positions; based on the attention metric, determining an attention state of the subject; and determining a trajectory of the one or more eye positions. In accordance with detecting a change in the attention state of the subject, the presentation of the content is modified based on the trajectory of the one or more eye positions so as to present different content than if the attention state of the subject had remained the not attending state.

Abstract: A wearable gesture control interface apparatus samples first sensor data from one or more sensors in response to user motion, stores the first sensor data in memory, and determines whether the first sensor data meets a first threshold. If the first sensor data meets the first threshold, the interface apparatus samples second sensor data from the one or more sensors in response to subsequent user motion, stores the second sensor data in the memory, traces the first and second sensor data stored in the memory, and determines whether the second sensor data does not meet a second threshold. If the second sensor data is less than the second threshold, the interface apparatus performs pattern recognition on the traced first and second sensor data, and identifies a first gesture based on the pattern recognition of the traced first and second sensor data.

Abstract: A method is provided, performed by a wearable computing device comprising at least one bio-signal measuring sensor, the at least one bio-signal measuring sensor including at least one brainwave sensor, comprising: acquiring at least one bio-signal measurement from a user using the at least one bio-signal measuring sensor, the at least one bio-signal measurement comprising at least one brainwave state measurement; processing the at least one bio-signal measurement, including at least the at least one brainwave state measurement, in accordance with a profile associated with the user; determining a correspondence between the processed at least one bio-signal measurement and at least one predefined device control action; and in accordance with the correspondence determination, controlling operation of at least one component of the wearable computing device, such as modifying content displayed on a display of the wearable computing device.

Abstract: Included are a panel (30), an actuator (50), and a conversion unit (60) that is engaged with the panel (30) and the actuator (50) and uses displacement of the actuator (50) to convert the displacement direction and the displacement amount of the actuator (50) into a different displacement direction and a different displacement amount so as to cause the panel (30) to slide.

Abstract: A tactile feedback device includes a vibrating device and a touch sensor. The vibrating device comprises a flexible diaphragm and a film which deforms in response to the application of electrical energy thereto, the film being attached to the flexible diaphragm at two spaced locations with a major surface of the film facing a major surface of the flexible diaphragm. The vibrating device further includes a spacer located between the two spaced locations and ensuring that the major surface of the flexible diaphragm is spaced from the major surface of the film. The touch sensor is coupled to the diaphragm and generates an output signal in response to a touch operation. Means are provided to apply electrical energy to the film in response to the output signal.

Abstract: Apparatus and methods related to visual and haptic feedback on mobile devices are provided. A computing device can present a symbol queue that includes a particular symbol on a screen. The computing device can receive user input to move through the symbol queue. In response to the user input, the computing device can: animate the particular symbol on the screen by at least presenting an expanded item display that includes at least the particular symbol and a particular informational item associated with the particular symbol, and generate haptic feedback that is synchronized with animating the particular symbol on the screen.

Abstract: A system generates a haptic effect that simulates a mechanical button. The system receives a signal that indicates that a user has contacted a user interface of the system. The system includes an impact actuator. In response to the signal, a moving element of the impact actuator contacts the user interface, which generates the haptic effect.

Abstract: A method and apparatus for performing a variable data capture process at a data capture device comprising a data capture module and a trigger mechanism is provided. In operation, the data capture device detects an initial activation of the trigger mechanism. In response to the activation, data capture is initiated at the data capture module. A continued activation of the trigger mechanism subsequent to the initial activation is also detected. Following the detection of the continued activation of the trigger mechanism, the device identifies an obtained gesture and performs a data capture operation based on the identified gesture.

Abstract: A method for state tracking based gesture recognition engine for a sensor system has the steps of: defining a plurality of sequential states of a finite-state machine, determining a Sequence Progress Level (SPL) for each state, mapping a state probability distribution to a (single) SPL on run-time, and utilizing the mapped SPL estimate as an output value of the sensor system.

Abstract: A keyboard device includes a base, a plurality of keys, a light source module, a first sensor, a second sensor, and a control module. An ambient luminance of the plurality of keys is detected by using the first sensor. When the ambient luminance is less than an ambient luminance at which the second sensor can capture a required image, the control module turns on the light source module to provide a light source for the plurality of keys to improve the ambient luminance, so that the second sensor to can clearly capture the required image and obtain the required data by means of analysis.

Abstract: A keyboard device and a mouse cord holder thereof for using in a mouse cord (101). The mouse cord holder (10) includes a base (1), a cord guiding frame (2) and a magnetic assembly (3). The base (1) has a bottom surface (11). The cord guiding frame (2) is connected to the base (1) and is arranged at an acute angle (?) with respect to the bottom surface (11). The magnetic assembly (3) includes a first magnetic element (31) and a second magnetic element (32), the first magnetic element (31) is fixed at one end of the cord guiding frame (2) away from the base (1), and the second magnetic element (32) receives and fixes the mouse cord (101). The first magnetic element (31) and the second magnetic element (32) are magnetically attached to each other or are separated from each other.

Abstract: A travel-proofed portable computer keyboard with keys sealed against dust and minor impacts includes an alphanumeric keyboard, a numeric keypad, and a first locking mechanism. The alphanumeric keyboard includes an open cavity. The numeric keypad is received in or protruding from the cavity. The numeric keypad includes a first notch and a second notch. The first locking mechanism includes an engaging member which can lock the numeric keypad in place. The numeric keypad is held in the cavity of the alphanumeric keyboard when the engaging member engages the first notch of the numeric keypad, thereby facilitating the carrying of the computer keyboard. The numeric keypad is held to protrude from the cavity of the alphanumeric keyboard when the engaging member engages the second notch of the numeric keypad, thereby enabling the use of the computer keyboard.

Abstract: A keyboard gesture instruction generating method includes: loading an instruction condition definition table, where the instruction condition definition table includes a plurality of gesture instructions, and each gesture instruction includes a plurality of instruction conditions, and each instruction condition has a corresponding defined value; reading an operating position image obtained by a sensor; converting the operating position image into an operating position data, where the operating position data includes relative position data of keys which are referenced; recognizing a gesture event according to multiple sets of the successive operating position data; obtaining a plurality of detected values of the gesture event and comparing the detected values with these defined values; if these detected values match with the defined values of all the instruction conditions of one of the gesture instructions, stopping tracking of the gesture event; and executing the matching gesture instruction.

Abstract: A method of character recognition for a personal computing device comprising a user interface capable of receiving inputs that are to be recognized through data input means which are receptive to keyed, tapped or a stylus input, said device being adapted to facilitate a reduction in the number of physical keying actions, tapping actions or gestures required to create a data string to less than the number of characters within said data string: storing a set of data strings each with a priority indicator associated therewith, wherein the indicator is a measure of a plurality of derivatives associated with the data string; recognizing an event; looking up the most likely subsequent data string to follow the event from the set of data strings based on one or more of the plurality of derivatives; ordering the data strings for display based on the priority indicator of that data string.

Abstract: Apparatuses, methods, and storage media for adaptive provision of content are described. In one instance, the apparatus may comprise a processor and an adaptive content provision module to be operated by the processor. The adaptive content provision module may include a content provision module to generate and provide for display a first view of content captured by first selected one or more of cameras, to a plurality of user devices; an analysis module to receive and analyze user response information provided by the plurality of user devices in response to the displayed first view of content; and a control module to control the content provision module to generate a second view of content captured by second selected one or more of the plurality of cameras, based at least in part on a result of the analysis of the user response information. Other embodiments may be described and claimed.

Abstract: The present invention relates to a method for determining at least one motion parameter of a freely-guided electronic device on a substrate, such as the velocity of the movement of the freely-guided electronic device, comprising: determining a measurement of a vibration signal, which is generated by the interaction between the freely-guided electronic device and the substrate, and a determination of the motion parameter of the freely-guided electronic device from the measured vibration signal of the freely-guided electronic device.

Abstract: Certain embodiments include a computer mouse including a housing having a bottom surface and a trackball disposed in the housing, where the bottom surface of the housing includes a first planar region, a second planar region, and a spine both common to and dividing the first and second planar regions. The first and second planar regions can be on different planes, where, when in operation, the computer mouse is configured to rest on a work surface, when the computer mouse is configured such that the first planar region of the bottom surface is parallel to the work surface, the computer mouse is tilted at a first angle relative to the work surface, and when the computer mouse is configured such that the second planar region of the bottom surface is parallel to the work surface, the computer mouse is tilted at a second angle relative to the work surface.

Abstract: An input device including a housing and a depressible key plate disposed thereon. The key plate includes a front user-accessible portion, a pivot support portion, and a rear portion. A shaft is disposed in the pivot support portion, where the key plate rotates with respect to the shaft. A force sensor is disposed in the housing and in contact with a bottom surface of the front portion of the key plate, and activates in response to receiving a predetermined force by the bottom surface of the front portion of the key plate. The depressible key plate depresses in response to receiving a predetermined depression force on the top surface. A biasing mechanism is disposed in the housing and in contact with the bottom surface of the rear portion of the key plate to provide an upward force tuned to be substantially equal to the predetermined depression force.

Abstract: An electronic device with a touch-sensitive display and one or more sensors to detect signals from a stylus associated with the device: displays a user interface on the touch-sensitive display; while displaying the user interface on the touch-sensitive display, detects the stylus moving towards the touch-sensitive display, without the stylus making contact with the touch-sensitive display; determines whether the detected stylus movement towards the touch-sensitive display satisfies one or more stylus movement criteria; in accordance with a determination that the detected stylus movement satisfies the one or more stylus movement criteria, displays a menu overlaid on the user interface, the menu including a plurality of selectable menu options; detects selection of a first menu option in the plurality of selectable menu options; and, in response to detecting selection of the first menu option: performs an operation that corresponds to the first menu option, and ceases to display the menu.

Abstract: An electronic pen includes: a tubular casing; a rod-shaped core body that projects outside of the casing through an opening of the casing, the opening being formed on one side in axial direction of the casing; a pen pressure detector disposed within a hollow portion of the casing, wherein the pen pressure detector, in operation detects a pen pressure applied to the core body; a core body insertion member disposed between the pen pressure detector and the opening of the casing within the hollow portion of the casing, the core body insertion member housing the core body movably in the axial direction of the casing and having a hollow space closed on a side of the pen pressure detector by a barrier; and a first sealing member that separates the hollow space of the core body insertion member from the hollow portion of the casing.

Abstract: A clickable control pad, comprising a top part (101), a frame (103), and a mechanical structure (101a, 103b) for guiding a movement of the top part (101) with regard to the frame (103) in a direction perpendicular to the frame (103).

Abstract: A hand-held device with a sensor for providing a signal indicative of a position of the hand-held device relative to an object surface enables power to the sensor at a first time interval when the hand-held device is indicated to be in a position that is stationary and adjacent relative to the object surface, enables power to the sensor at a second time interval shorter than the first time interval when the hand-held device is indicated to be in a position that is moving and adjacent relative to the object surface, and enables power to the sensor at a third time interval when the hand-held device is determined to be in a position that is removed relative to the object surface.

Abstract: Systems for implementing a morphing pad are provided herein. The systems include various components to receive data, the data being translated to a morphing pad engager to engage a morphing pad. Also included is a description of a method of manufacturing a morphing pad. Additionally, a morphing pad is described in detail above.

Abstract: A touch input device includes: a touch plate having a first surface facing in a first direction, and a second surface facing in a second direction opposing the first direction; at least one elastic member connected to the second surface of the touch plate, and deformed in at least one of the first direction and the second direction when a touch is applied to the first surface of the touch plate; and a plurality of sensors connected to the at least one elastic member and detecting when the elastic member is deformed to sense the touch.

Abstract: A touch display apparatus includes a touch electrode structure and a display assembly. The touch electrode structure senses touch operations on the touch display apparatus. The display assembly displays images of the touch display apparatus. The display assembly includes a polarizer, a first substrate, a color filter, and a second substrate, arranged in that order. The touch electrode structure is sandwiched between the polarizer and the first substrate. The touch electrode structure comprises a first sensing electrode layer. The first sensing electrode is formed on a surface of the first substrate opposite to the color filter.

Abstract: The display device includes a detection electrode, a display pattern, a detection circuit connected to the detection electrode, a plurality of subpixel regions in which pixel electrodes are formed, pixel regions each composed of the subpixel regions, and a display region in which the pixel regions are arrayed. The pixel regions each include a first color subpixel region and a second color subpixel region. The subpixel regions are arrayed in a Y direction in the display region. First patterns having a circular or polygonal shape in a plan view are formed in the detection electrode. The detection electrode includes a first region electrically connected to the detection circuit and a second region separated from the detection circuit inside the display region. The first region extends in an X direction and a virtual line connecting centers of the adjacent first patterns extends in the X direction.

Abstract: An in-cell touch display device includes: a lower substrate a thin film transistor layer, a common electrode layer, an electrode integration layer and a display material layer. The thin film transistor layer is arranged on the lower substrate, and includes a plurality of thin film transistors. The common electrode layer is arranged on the thin film transistor layer, and includes a plurality of common electrodes connected to each other. The electrode integration layer is arranged on the common electrode layer, and includes a plurality of pixel electrodes and a plurality of touch sense electrodes each corresponding to a group of the pixel electrodes. Each touch sense electrode is formed by a plurality of transparent mesh-like touch electrodes surrounding the corresponding pixel electrodes. The display material layer is arranged on the electrode integration layer, and includes a display material.

Abstract: A touch display screen testing method and a touch display screen testing device are provided. The method includes: applying a direct current signal to a gate driving circuit of the touch display screen to turn on gate electrodes of the touch display screen simultaneously, to detect a display defect of the touch display screen, in a first testing stage of an electric performance testing process at a Cell stage of a touch display screen.

Abstract: A touch display panel, including a first substrate; a plurality of pixel units on first substrate and arranged in array; a touch electrode layer on first substrate, including a plurality of touch electrodes arranged in array and insulated from each other, a touch signal line layer, including a plurality of touch signal lines; a control circuit for providing touch signal to touch electrode, each touch signal line electrically connecting one touch electrode with control circuit, and each touch electrode electrically connected with at least one touch signal line; an insulation layer between touch electrode layer and touch signal line layer, including a plurality of through holes, touch electrodes electrically connected with touch signal lines via through holes; wherein distribution density of through hole is not more than 0.1 and defined as: ratio of the number of through hole to the number of pixel unit covered by one touch electrode.

Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes a display area and a non-display area surrounding the display area. The display area includes a plurality of data lines and a plurality of first touch electrodes. A plurality of data signal lines and a plurality of discrete pads are provided in a first non-display area at a side of the display area. Each data signal line is connected to at least one data line, each pad is electrically connected to a respective data signal line, and at least one pad is electrically connected to a respective first touch electrode. The pads are configured to supply a data signal to the data lines in a display phase and to supply a touch signal to the first touch electrodes in a touch phase.

Abstract: Embodiments disclosed herein provide a sensing unit including: a plurality of first electrodes disposed on a substrate; a plurality of second electrodes disposed on the substrate; a plurality of first connection parts, each of which is disposed between two adjacent first electrodes among the plurality of first electrodes so as to connect the plurality of first electrodes in a first direction; and a plurality of second connection parts that are disposed in a layer that is different from that of the plurality of first connection parts, each of the second connection parts being disposed between two adjacent second electrodes among the plurality of second electrodes so as to connect the plurality of second electrodes in a second direction that is different from the first direction.

Abstract: A display device with a touch detection function including a plurality of touch detection electrodes arranged in parallel to extend in one direction, formed with a predetermined electrode pattern including an electrode portion and aperture portions, and each outputting a detection signal based on a change of an electrostatic capacitance in response to an external proximity object, a plurality of display elements formed in a layer different from a layer provided with the touch detection electrodes, and arranged by a predetermined number in a width direction in a region corresponding to the touch detection electrode, and a plurality of dummy electrodes arranged in an inter-detection-electrode region of the plurality of touch detection electrodes. The aperture portions are provided to allow an arrangement area ratio of the touch detection electrode to be almost equal to an arrangement area ratio of the dummy electrodes in the inter-detection-electrode region.

Abstract: According to an aspect, a force detection apparatus includes: a first electrode facing an input surface to which an object to be detected applies a force; a second electrode facing the first electrode across a first layer deformable by the force; a conductor facing the second electrode across a second layer deformable by the force; and a force detection controller calculates a force signal value indicating the force, based on a first influence amount and a second influence amount, the first influence amount being an amount of influence added by the force to first capacitance between the first electrode and the second electrode, and the second influence amount being an amount of influence added by the force to second capacitance between the second electrode and the conductor.

Abstract: Disclosed is a touch position sensor. Force detection circuitry can be included with the position sensor, for example, to determine an amount of force applied to a touch panel of the sensor.

Abstract: A method and electronic device for predicting a touch location. The method includes detecting a hover input over a touchscreen and computing a first point of the hover input that includes first x and y coordinates associated with a surface of the touchscreen and z coordinate first distance. The method further includes detecting a movement of the hover input over the touchscreen and computing a second point associated with the movement of the hover input that includes second x and y coordinates associated with the surface of the touchscreen and a z coordinate second distance. The method includes predicting the touch location that is expected to contact the surface of the touchscreen using a position vector determined based on the first point and the second point. The method may further include dynamically recalibrating the prediction based on newer points observed as and when the hover input hovers over the touchscreen.

Abstract: An example a processing system for a capacitive sensing device includes a reference transmitter coupled to a reference capacitance. The processing system further includes a charge accumulation circuit having an input coupled to the reference transmitter through the reference capacitance and configured to generate an integrated signal, a demodulator circuit having an input coupled to an output of the charge accumulation circuit and configured to demodulate the integrated signal to generate at least one demodulated signal, a sampling circuit having an input coupled to an output of the demodulator circuit and configured to sample the demodulated signal(s), a first reference buffer coupled to an output of the sampling circuit, the first reference buffer outputting a first voltage reference for the capacitive sensing device, and a second reference buffer coupled to the output of the sampling circuit, the second reference buffer outputting a second voltage reference for the capacitive sensing device.

Abstract: Provided is a metal nanowire-containing transparent conductive film that can efficiently inhibit scattering of external light at a display screen such as a touch panel, and improve black floating prevention (photopic contrast) and electrode pattern non-visibility. Also provided are a method for producing the transparent conductive film, an information input device including the transparent conductive film, and an electronic device including the transparent conductive film. The transparent conductive film includes one or more metal nanowires and the number of metal nanowire bundle structures present in the transparent conductive film is 3 or fewer per each rectangular area region of 30 ?m in height and 40 ?m in width of the transparent conductive film.

Abstract: The present invention discloses a display device with a three-dimensional input module, and the device includes a pressure sensor, a display module having a position input function, and a common controller. The pressure sensor is used for detecting pressing force values of multiple points in Z direction. The display module having the position input function is disposed on one side of the pressure sensor and used for detecting press positions of multiple points in X direction and Y direction and displaying. The common controller generates pixel-scanning pulses and touch-scanning pulses for the display module having the position input function, and generates pressure-scanning pulses for the pressure sensor to detect multiple input positions and multiple pressing force values corresponding to the multiple input positions. The display device with the three-dimensional input module has advantages of simple hardware design and better noise immunity.

Abstract: A touch control display panel and a touch control display device are provided. The touch control display panel comprises a substrate having a first extending direction and a second extending direction; and at least one force sensing bridge including a first sensing resistor, a second sensing resistor, a third sensing resistor, and a fourth sensing resistor. The first sensing resistor has a longer extending length in the first extending direction than in the second extending direction. The second sensing resistor has a longer extending length in the second extending direction than in the first extending direction. The third sensing resistor has a longer extending length in the first extending direction than in the second extending direction. The fourth sensing resistor has a longer extending length in the second extending direction than in the first extending direction.

Abstract: A hands-free opener for a power liftgate provides a proximity sensor that fits into an operating position behind the vehicle license plate or in the license plate area. A driven shield located behind the sensor shapes the electric field from the sensor to achieve directional detection extending outward from the front side of the sensor. A proximate ground plane at a preselected spacing from the back side of the ground plane reduces interference.

Abstract: A display panel, a display device and a driving method are provided. The display panel comprises a touch control driving electrode array including a plurality of touch control driving electrodes; a touch control sensing electrode array including a plurality of touch control sensing electrodes; a force sensing electrode array disposed in a same layer as the touch control sensing electrode array; and at least one force sensing reference electrode. An orthogonal projection of a touch control sensing electrode onto the touch control driving electrode array is at least partially overlapped with the touch control driving electrodes. The force sensing electrode array includes a plurality of force sensing electrodes electrically insulated from the touch control sensing electrodes. An orthogonal projection of the at least one force sensing reference electrode onto the force sensing electrode array is at least partially overlapped with the force sensing electrodes.

Abstract: Each of frame display periods is for performing a display operation based on image information on one frame and each of detection surface touch detection periods is from when touch detection is started to when the detection is completed on the entire detection surface. At least one frame display period of the frame display periods and at least one detection surface touch detection period of the detection surface touch detection periods are started based on a display synchronization signal. The display operation and the touch detection operation are performed in a time-division manner in the one frame display period. The length of the one detection surface touch detection period is longer than the one length of the frame display period.

Abstract: A hybrid transmitter driver works in a first operation mode or a second operation mode and includes an operational amplifier, a pre-driver, a first multiplexer, a second multiplexer and an output stage driver. After receiving a signal from the first signal generator, the operational amplifier outputs a first driving signal and a third driving signal. After receiving a signal from the second signal generator, the pre-driver outputs a second driving signal and a fourth driving signal. In the first operation mode, the first multiplexer outputs the second driving signal and the second multiplexer outputs the fourth driving signal to make the output stage driver output a first transmission signal. In the second operation mode, the first multiplexer outputs the first driving signal and the second multiplexer outputs the third driving signal to make the output stage driver output a second transmission signal.