Abstract: A touch-sensitive keypad control device for use with a controlled device is provided. The touch-sensitive keypad control device includes: a housing, a touch control device disposed in the housing, and a keypad device uncovered from the housing and disposed above the touch control device. The touch control device generates a first command for controlling the controlled device in response to a gesture of a user relative to the keypad device, and the keypad device generates a second command for controlling the controlled device in response to a level change of the keypad device relative to the housing in response to a pressing operation of a user.

Abstract: A handheld apparatus with touch input function is provided. The handheld apparatus includes a casing and a cover collectively defining an accommodation space for accommodating a control circuit chip and a touch-sensitive module. The touch-sensitive module includes a first and a second touch sensor set. The second touch sensor set includes separate sensor pads arranged in a column, and each sensor pad is connected to the control circuit chip through a respective trace. In a first mode, at least one of the sensor pads senses a first capacitance change thereof in response to an object positioned near or on the sidewall. In a second mode, the sensor pads are connected in parallel to form at least one sensor electrode, which cooperates with the first touch sensor set to sense a second capacitance change thereof in response to the object positioned near or on the cover.

Abstract: A touch panel includes a substrate defining thereon a touch sensing region; a sensor array formed in the touch sensing region; and connecting lines arranged on the substrate and corresponding to the sensor elements one on one. The sensor array consists of sensor elements separately positioned on the substrate, and defined as a plurality of groups, wherein the sensor elements in the same group include a central sensor element and a plurality of surrounding sensor elements. Each of the connecting lines is connected to one and only one of the sensor elements corresponding thereto. The surrounding sensor elements are defined as a plurality of sets of surrounding sensor elements, which are respectively driven with corresponding connecting line or lines, and return signals for determining which part of the central sensor element is touched.

Abstract: A touch display in communication with at least one external electronic device through an external signal cable or a wireless transmission channel is provided. The touch display includes a display module, a touch panel formed on the display module and a control module. The control module is in communication with the touch panel, the display module and the external electronic device. The control module generates touch information in response to touch operation on the touch panel, and converts the touch information into a control instruction. The touch information or the control instruction is transmitted to the external electronic device through the external signal cable or the wireless transmission channel to operate the external electronic device.

Abstract: A biological feature-sensing device for acquiring biological feature information by sensing a biological feature is provided. The biological feature-sensing device includes a capacitive touch panel and a control circuit. The capacitive touch panel includes signal transmitting lines and signal receiving lines. A first pitch of the signal transmitting lines or a second pitch of the signal receiving lines is greater than or equal to a minimum on-center spacing of the biological feature. The control circuit receives first and second voltage signals through two sets of signal receiving lines in response to first and second charge/discharge signals transmitted through two sets of signal transmitting lines, and generates a characteristic value according to the first and second voltage signals.

Abstract: A wearable device exhibiting a capacitive sensing function includes a fabric having a plurality of touch-sensing electrode patterns and a plurality of signal lines distributed therein; a controlled device integrated into the fabric; and a control circuit disposed at an edge of the fabric and being in communication with the signal lines for controlling the controlled device according to a capacitance change according to a capacitance change caused by a touch or gesture of a user on the fabric.

Abstract: A floating touch method and a touch device are provided. The touch device includes a capacitive touch panel and a sensor circuit. The capacitive touch panel includes separate electrode units and connecting traces corresponding to the separate electrode units one-on-one. At first, the sensor circuit controls the capacitive touch panel to sense a control object within different sensing ranges at different time points to determine a distance-related value between the control object and the capacitive touch panel. Then, the sensor circuit controls the capacitive touch panel to detect a floating touch action of the control object based on the distance-related value. Subsequently, the sensor circuit issues a control signal corresponding to the floating touch action to enable the touch device or the capacitive touch panel to perform a specific function.

Abstract: A position-sensing device, a position-sensing method and an associated state-switching method are used with an object to be sensed, a first group of electrodes and a second group of electrodes. The position-sensing method includes: issuing a driving signal to the first group of electrodes; selecting at least first and second electrodes from the second group of electrodes, and performing an electric property measuring operation, wherein a plurality of floating electrodes exist between between the first and second electrodes, and the first and second electrodes respectively generate a capacitive coupling effect to the object and generate first and second electric values in response to the driving signal; and estimating a relative position of the object to the first electrode and to the second electrode according to the first and second electric values.

Abstract: A touch-sensing electronic device includes a housing having first, second and third touch-sensing surfaces; a substrate extensively disposed under the first, second and third touch-sensing surfaces; sensing electrodes formed on the same substrate, and having capacitance changes in response to touch operations or gestures respectively performed on or over the first, second and third touch-sensing surfaces, wherein the sensing electrodes are grouped into three sensing electrode arrays corresponding to the first, second and third touch-sensing surfaces, respectively; and a controller for generating respective control signals corresponding to the touch operations performed on or over the first, second and third touch-sensing surfaces. At least two of the three sensing electrode arrays have different configurations for performing different sensing operations.

Abstract: A user input device for use with a controlled device. The user input device includes a substrate; a plurality of sensing electrodes disposed separately on or in the substrate for sensing an object; and a controller electrically coupled to the sensing electrodes and stored therein at least one virtual key allocation table, wherein the controller executes a converting operation to generate a sensed object information according to a capacitance data realized from the sensing electrodes, and generates an input command associated with a specified key in the virtual key allocation table, which corresponds to the sensed object information, for controlling the controlled device. The same sensed object information can be designed to correspond to keys of different definition under different virtual key allocation tables, and/or derive different input commands in different operational.

Abstract: A handheld apparatus with touch input function is provided. The handheld apparatus includes a casing and a cover collectively defining an accommodation space for accommodating a control circuit chip and a touch-sensitive module. The touch-sensitive module includes a first and a second touch sensor set. The second touch sensor set includes separate sensor pads arranged in a column, and each sensor pad is connected to the control circuit chip through a respective trace. In a first mode, at least one of the sensor pads senses a first capacitance change thereof in response to an object positioned near or on the sidewall. In a second mode, the sensor pads are connected in parallel to form at least one sensor electrode, which cooperates with the first touch sensor set to sense a second capacitance change thereof in response to the object positioned near or on the cover.

Abstract: A touch-sensing electronic device with a press-sensing function includes a cover lens formed with a shielding structure at a first side thereof; a display formed with a first group of sensing electrodes and a second group of sensing electrodes at a second side thereof, wherein the second group of sensing electrodes are spaced from and electrically shielded with the shielding structure while the first group of sensing electrodes are unshielded from the shielding structure; and a control chip electrically connected to both the first group of sensing electrodes and the second group. The control chip senses a first capacitance change occurring in response to a touch-sensing operation at a third side of the cover lens, which is opposite to the second side and senses a second capacitance change occurring in response to a press-sensing operation at the third side of the cover lens.

Abstract: For sensing a control point on a capacitive-type panel, first and second voltage signals are respectively received through two sets of receiving lines selected from N receiving lines in response to first and second charge/discharge signals transmitted through two sets of transmitting lines selected from M transmitting lines, respectively, during a specified time period. A characteristic value is generated by operating the first and second voltage signals. Repeat the steps to generate characteristic values for neighboring regions defined by different combinations of transmitting lines and receiving lines. Position information of control point(s) on the capacitive-type panel is estimated accordingly.

Abstract: A biological feature-sensing device for acquiring biological feature information by sensing a biological feature is provided. The biological feature-sensing device includes a capacitive touch panel and a control circuit. The capacitive touch panel includes signal transmitting lines and signal receiving lines. A first pitch of the signal transmitting lines or a second pitch of the signal receiving lines is greater than or equal to a minimum on-center spacing of the biological feature. The control circuit receives first and second voltage signals through two sets of signal receiving lines in response to first and second charge/discharge signals transmitted through two sets of signal transmitting lines, and generates a characteristic value according to the first and second voltage signals.

Abstract: A touch sensing device is provided. The touch sensing device includes a supporting stand and an internal circuit. The supporting stand has an outer surface on which a slot is provided for holding a controlled device. The internal circuit is disposed in a space in the supporting stand or embedded in the supporting stand and in communication with the controlled device held on the slot. The internal circuit generates a control signal to control the controlled device in response to touch operation relative to the outer surface of the supporting stand. The touch sensing device may be integrated into a smart home hub device.

Abstract: A capacitive-image sensing system for use in an information processing system. The information processing system comprises a sensing panel. The capacitive-image sensing system comprises: a first capacitive sensing device disposed in a first region of the sensing panel and having a first capacitive-image sensing characteristic; and a second capacitive sensing device disposed in a second region of the sensing panel and having a second capacitive-image sensing characteristic, wherein the second capacitive-image sensing characteristic is different from the first capacitive-image sensing characteristic.

Abstract: A touch-sensitive module is provided. The touch-sensitive module includes at least one first sub-unit. The first sub-unit includes a first sensor pad, a second sensor pad and a wrapper. The second sensor pad has a first portion and a second portion separated from each other. The first sensor pad passes through a gap between the first portion and the second portion of the second sensor pad. Two ends of a wire are electrically connected to the first portion and the second portion of the second sensor pad, respectively. The wrapper covers the first sensor pad and the second sensor pad. A first lead and a second lead connected to the first sensor pad protrude from the wrapper. A third lead and a fourth lead connected to the second sensor pad protrude from the wrapper.

Abstract: A touch sensing device and a touch control system are provided. The touch sensing device includes a substrate, three conductive sensor pad units and a processing unit. The three conductive sensor pad units sense a touch operation and generate three corresponding sensing signals in response to the touch operation. The processing unit determines values of at least three variables according to the three sensing signals. The controlled device of the touch control system is controlled according to the values of the variables.

Abstract: An input device and an input method for a data processing device are provided. The input device includes a touch-sensitive module, an operation prompt interface and a controller. According to the input method, the input device issues a first input signal to the data processing device when a first electrical property change resulting from the keystroke or the tap is sensed in a first operation state. The input device is switched from the first operation state to a second operation state in response to a switching operation. The input device issues a second input signal to the data processing device when a second electrical property change resulting from a touch action is sensed in the second operation state.

Abstract: A driving signal is outputted to each of the first and second capacitors in a measurement period so that voltage changes occur at the first and second capacitors. First and second modulating voltage signals are provided for the first and the second capacitors in the measurement period. An output signal in a first state or a second state according to a voltage difference between the first and second capacitors is generated. One of the voltage values of the first and second modulating voltage is automatically adjusted according to the output signal. A characteristic value for indicating a capacitance difference between the first capacitor and the second capacitor, which correlates to a length of time from a start point of the measurement period to a specified point that a condition change of the output signal occurs or a slope of the first or second modulating voltage signal, is generated.