Abstract: A touch type distinguishing method in a touch input device including a touch screen may be provided that includes an authentication touch determination step of determining whether or not a time period for which a touch on the touch screen maintains the satisfaction of a predetermined condition is equal to or greater than a predetermined reference time period; and a touch type determination step of determining a touch type in accordance with whether or not the touch satisfies a predetermined condition, and a time period for which the touch is maintained.

Abstract: A touch input device may be provided that includes: a mid-frame; a cover disposed on the mid-frame; a display module disposed between the mid-frame and the cover; and a sensor which is disposed between the mid-frame and the cover and detects at least any one of a touch and a pressure. The mid-frame includes a base plate which includes a top surface and a bottom surface. The mid-frame includes a reinforcing member which is disposed on the top surface of the base plate and is configured to reinforce a strength of the base plate.

Abstract: A touch input device may be provided that includes: a cover; a display module disposed under the cover; and a pressure sensing unit disposed under the display module. The pressure sensing unit includes a first elastic foam, a pressure sensor disposed on the first elastic foam, and a first adhesive layer disposed between the first elastic foam and the pressure sensor. A change amount of a stress of the first elastic foam required for the first elastic foam to be compressed to half of the thickness thereof from its original state is less than the change amount of the stress of the first elastic foam required for the first elastic foam to be compressed from half of the thickness thereof to the thickness to which the first elastic foam is able to be maximally compressed.

Abstract: A pressure sensor may be provided that includes: an electrode; a drive unit which applies a drive signal to the electrode; a sensing unit which receives, through the electrode, a reception signal including information on a capacitance which is between the electrode and a reference potential layer and is changed according to a relative distance between the electrode and the reference potential layer spaced from the electrode; and a first impedance between the drive unit and the electrode, and a second impedance between the sensing unit and the electrode.

Abstract: In one embodiment, a touch input device capable of detecting a pressure of a touch on a touch surface is disclosed. The touch input device includes a substrate and a display module. A common voltage electrode is disposed within the display module. The touch input device further comprises an electrode which is disposed at a position where a distance between the electrode and the common voltage electrode changes according to the touch on the touch surface. The distance changes according to a magnitude of the pressure of the touch. Further, an electric signal depending on the distance is outputted from the electrode.

Abstract: An electrode sheet disposed in a touch input device capable of detecting a pressure of a touch on a touch surface may be provided. The touch input device includes: a display module; a pressure electrode disposed under the display module; and a reference pressure electrode disposed under the display module. A distance between the pressure electrode and a reference potential layer is changed when the pressure is applied to the touch surface. A capacitance detected at the pressure electrode is changed according to the distance change. A magnitude of the pressure applied to the touch surface is calculated on the basis of a difference between a reference capacitance calculated from a capacitance detected at the reference pressure electrode and a detected capacitance calculated from the capacitance detected at the pressure electrode.

Abstract: A touch input device for detecting a touch pressure including: a display panel; a pressure sensing unit to detect the touch pressure; a pressure sensor controller connected to the pressure sensing unit; and a first PCB. The pressure sensor is formed on the display panel. A first connection line pattern having a first access portion formed at one end is formed on the first PCB. The other end is connected to the pressure sensor controller. A conductive trace which extends from the pressure sensor and includes a second access portion formed on one end is formed on the display panel. The first access portion of the first connection line pattern and the second access portion of the conductive trace are connected to each other by a conductive adhesive member disposed between the first access portion of the first connection line pattern and the second access portion of the conductive trace.

Abstract: A touch input device capable of detecting a pressure of a touch on a touch surface may be provided that includes a substrate and a display module. The touch input device further includes an electrode which is disposed at a position where a distance between the electrode and a reference potential layer is changed by the touch on the touch surface. The distance may be changed depending on a magnitude of a pressure of the touch. The electrode outputs an electrical signal according to the change of the distance. A spacer layer is disposed between the reference potential layer and the electrode.

Abstract: A touch input device detecting a touch position and a touch pressure includes a display module having a first layer made of glass or plastic and a second layer disposed under the first layer and made of glass or plastic; touch electrodes formed within the display module for detecting the touch position and the touch pressure; and a reference electrode disposed apart from the touch electrode. The touch position is detected by a sensing signal received from the touch electrode. An electrical signal changed by a capacitance between the touch electrode and the reference electrode is detected from the touch electrode. The capacitance is changed by change of a distance between the touch electrode and the reference electrode. The distance between the touch electrode and the reference electrode is changed by the bending of the display module. The touch pressure is detected based on the capacitance.

Abstract: An object action control system which performs a method for controlling the object action on the basis of a single touch or multiple touches may be provided that includes: a touch panel; a touch sensing module which recognizes a single touch or multiple touches on the touch panel by at least one input means; a change sensing module which senses at least any one of a pressure magnitude, area and time period of the touch on the touch panel by the input means which has applied the single touch and multiple touches; and an action module which performs different actions of one object in accordance with the single touch or multiple touches in conformity with a predetermined action standard.

Abstract: In one embodiment, a touch input device capable of detecting a pressure of a touch on a touch surface is disclosed. The touch input device includes a substrate and a display module. A reference potential layer is disposed within the display module. The touch input device further comprises an electrode which is disposed at a position where a distance between the electrode and the reference potential layer changes according to the touch on the touch surface. The distance changes according to a magnitude of the pressure of the touch. Further, an electric signal depending on the distance is outputted from the electrode.

Abstract: In one embodiment, a method for operating a camera included in a touch input device including a touch screen is disclosed. A processor determines a capacitance pattern for a varying capacitance throughout the touch screen when the touch screen is underwater and no touch input occurs. The processor resets a varying reference capacitance for determining whether a touch input by an object occurs or not, the varying reference capacitance being reset based on the determined capacitance pattern when the touch screen is underwater and no touch input occurs. The touch screen receives a touch pressure by the object underwater. Operation of the camera is controlled according to the touch pressure to the touch screen.

Abstract: A touch pressure sensitivity correction method may be provided that includes: defining a plurality of reference points on a touch sensor panel; generating a reference data for a capacitance change amount sensed by applying the same pressure to the plurality of reference points; generating an interpolated data corresponding to a capacitance change amount for a random point present between the plurality of reference points; calculating, on the basis of the reference data and interpolated data, with respect to the reference points and the random point respectively, a correction factor for correcting a sensitivity of a touch input device to a target value; and correcting uniformly for the touch pressure sensitivity of the touch input device by applying the calculated correction factor to each corresponding point.

Abstract: A touch input device may be provided that includes: a cover; a display module disposed below the cover; a substrate which is disposed below the display module and is nonconductive or includes an electrically floating conductor; and a pressure electrode formed on the substrate.

Abstract: A touch input device capable of detecting pressure of a touch on a touch surface may be provided. The touch input device includes: a display module including a display panel; a substrate which is disposed below the display module and is a reference potential layer; and one or more pressure electrodes which are formed on the display panel. The display panel includes electrodes used to drive the display panel. A drive signal Tx which is applied to the pressure electrode is simultaneously applied to one or more of the electrodes used to drive the display panel. A capacitance which is detected at the pressure electrode is changed by a distance change between the pressure electrode and the substrate due to the pressure applied to the touch surface. A magnitude of the pressure applied to the touch surface is calculated based on the detected capacitance calculated from the capacitance which is detected at the pressure electrode.

Abstract: A displaying method of a touch input device including a touch screen, a touch screen controller which detects a magnitude of a pressure of a touch input to a surface of the touch screen, and a controller which controls the touch screen on the basis of information detected by the touch screen controller, the displaying method including: detecting, by the touch screen controller, a magnitude of the pressure of the touch which is input to a first region when an object touches the first region of the surface of the touch screen in a state where a display of the touch screen is turned off, and displaying by controlling, by the controller, the touch screen such that, when the detected magnitude of the pressure is greater than that of a first reference pressure, a second region of the display of the touch screen is displayed.

Abstract: A sensitivity compensation method of a touch input device sensing a touch pressure may be provided. The sensitivity compensation method includes: detecting a capacitance change amount by applying a pressure to a plurality of points defined on a touch sensor panel; generating a raw data for the capacitance change amount of the defined point; generating a decimal value data for each of the sets by dividing a data value within the set by a maximum value within the set; calculating an average value of each defined point; generating a representative value data by calculating a value corresponding to all the points of the touch sensor panel; calculating a balance factor on the basis of the representative value data; and compensating for a touch pressure sensitivity of the touch input device by using the balance factor.

Abstract: Disclosed is a touch detector which detects a touch on a touch sensor panel including a plurality of first electrodes, a plurality of second electrodes and a plurality of third electrodes. The touch detector includes: a driving signal supplier which applies a driving signal to the plurality of first electrodes; and a sensing unit which receives a first signal including information on a capacitance changing depending on the touch on a touch surface of the touch sensor panel from the plurality of second electrodes. The sensing unit detects a touch pressure and a touch position on the touch surface of the touch sensor panel.

Abstract: A sensitivity compensation method of a touch input device sensing a touch pressure may be provided. The sensitivity compensation method includes: defining a plurality of reference points spaced apart from each other on a touch sensor panel; generating a reference data corresponding to a capacitance change amount sensed by applying a predetermined pressure to the plurality of reference points; generating, on the basis of the reference data, an interpolated data corresponding to a capacitance change amount for a random point present between the plurality of reference points; calculating, on the basis of the generated reference data and interpolated data, with respect to the reference point and random point respectively, a compensation factor for compensating a sensitivity of the touch input device to a target value; and compensating uniformly for the sensitivity of the touch input device by applying the calculated compensation factor to each corresponding points.

Abstract: In one embodiment, the invention can be a touch input device capable of unlocking a passcode accordance with a touch pressure. The device can include a touch screen which displays a passcode input window; a controller which generates a first control signal as to whether or not a touch on the passcode input window matches a predetermined passcode; and a memory which stores the predetermined passcode. The passcode input window can include a plurality of nodes which are disposed in different positions. The number of touched nodes among the plurality of nodes, the order of the touched nodes among the plurality of nodes, and a pressure level of the touch on each of the touched nodes among the plurality of nodes can be set as the predetermined passcode. Further, the pressure level of the touch can be classified into at least two levels.