Abstract: An exemplary embodiment of the present invention provides a stylus pen including: a body; a conductive tip configured to be exposed from an inside of the body to an outside thereof; and a resonance circuit connected to the conductive tip to resonate an electrical signal transferred from the conductive tip. An inductor unit of the resonance circuit includes a ferrite core and a coil wound in multiple layers over at least a portion of the ferrite core. The ferrite core includes nickel, and the coil can be formed by a litz wire with adjacent winding layers that are wound to be inclined in a zigzag form.

Abstract: A stylus pen includes: a first body with a first opening at one end and a second opening at the other end; a stylus tip, at least part of which protrudes from the first opening and has conductivity; a guide portion attached to the second opening and including a cavity; and a conductive member that extends through the cavity within the first body, with one end attached to the stylus tip, and that is electrically connected to the cavity.

Abstract: A touch input device according to an embodiment is capable of detecting a pressure of a touch on a touch surface and may include: a display module; and a pressure sensor which is disposed at a position where a distance from a reference potential layer may vary according to the touch for the touch surface, the distance is changeable according to a pressure magnitude of the touch, the pressure sensor may output a signal including information on a capacitance which is changed according to the distance, the pressure sensor may include a plurality of electrodes to form a plurality of channel, and detect the magnitude of the pressure for the touch based on a change amount of a capacitance detected in the each channel and an SNR improvement scaling factor assigned to each of the channels.

Abstract: A hybrid stylus communicating with a touch input device according to an embodiment of the present invention may include a conductive tip that forms a capacitance with at least one of a plurality of electrodes in the touch input device, a first mode operation unit that operates with the touch input device based on a predetermined power, a second mode operation unit that operates by using a change in capacitance for at least one of the plurality of electrodes in the touch input device by the conductive tip, a switch configured to connect the conductive tip to the first mode operation unit or the second mode operation unit, a power supply unit that provides the predetermined power to the first mode operation unit, a communication unit that transmits mode conversion information for converting an operation mode of the touch input device to the touch input device, and a controller that checks the remaining amount of the power to control the switch to connect the conductive tip to the first mode operation unit when

Abstract: A stylus pen according to an exemplary embodiment includes: a main body; a holder that is connected to the main body and of which an opening is formed at an end thereof; a stylus tip that is formed by being partially or wholly derived in the opening of the holder, and of which at least a part has a shape of a sphere or a shape of which some area contacting a sense surface has a constant curvature; and a conductive member that is electrically connected to the stylus tip and extends to the holder and the interior of the main body. According to the exemplary embodiments of the present invention, a program caused due to tilting of the stylus pen can be solved and touch sensitivity of the stylus tip can be enhanced.

Abstract: A device may be provided that includes: a display; a touch sensing unit which senses a touch at a particular position; a pressure sensing unit capable of sensing a magnitude of a pressure at the touched position; and a control unit. The control unit controls an operation of the device in accordance with an input of a user through the touch sensing unit and the pressure sensing unit, and controls the control amount of the device in accordance with a force and swipe gesture or swipe and force gesture. The control amount may be any one of sound volume, a magnification ratio of a current screen, zoom level of an image that is captured in a camera capture mode, a screen brightness, a vibration intensity, a camera focal length, a media play speed, and a scroll speed. According to the embodiment, the operability of the device is enhanced.

Abstract: A portable terminal according to an embodiment of the present invention includes: a front surface cover; a pressure detecting unit disposed on a side surface part of the portable terminal and configured to detect a touch pressure applied to the side surface part; and a side surface touch detecting unit configured to detect a touch input on to the side surface part of the portable terminal, wherein the side surface part includes a first region and a second region separate from the first region, the pressure detecting unit is disposed in the first region of the side surface part, and at least a portion of the side touch detecting unit is disposed between a lower portion of the front surface cover and the second region.

Abstract: A stylus pen includes: a first body with a first opening at one end and a second opening at the other end; a stylus tip, at least part of which protrudes from the first opening and has conductivity; a guide portion attached to the second opening and including a through hole; and a conductive member extending through the through hole within the first body, one end of which is attached to the stylus tip, and at least a part of which passes through the through hole and is wider than the diameter of the through hole.

Abstract: A method for manufacturing a touch input device may be provided. The method includes: a display forming step of forming a flexible display for a plurality of display devices on one carrier substrate, cutting the flexible display into individual pieces, and separating the flexible display from the carrier substrate; a pressure sensor forming step of forming a pressure sensor for the plurality of display devices on one substrate for the pressure sensor and cutting the substrate for the pressure sensor into individual pieces; and an adhering step of adhering the separated flexible display to the substrate for the pressure sensor, which has been cut into individual pieces. According to the embodiment of the present invention, the pressure sensor can be easily implemented on the flexible display.

Abstract: A touch input device capable of detecting a touch force may be provided that includes a display panel on which a strain gauge is directly formed. The touch input device detects the touch force on the basis of a change of a resistance value of the strain gauge.

Abstract: A touch input device capable of detecting a pressure of a touch on a touch surface may be provided that includes: a display module; and a pressure sensor which is disposed at a position where a distance between the pressure sensor and a reference potential layer is changeable according to the touch on the touch surface. The distance is changeable according to a pressure magnitude of the touch. The pressure sensor outputs a signal including information on a capacitance which is changed according to the distance. The pressure sensor includes a plurality of electrodes to form a plurality of channels. The pressure magnitude of the touch is detected on the basis of a change amount of the capacitance detected in each of the channels. According to the embodiment of the present invention, it is possible to provide a pressure sensor for pressure detection, a touch input device including the same, and a pressure detection method using the same.

Abstract: The present invention relates to a force touch method of a touch input device and more particularly to a method for providing different functions in accordance with the force touch input to the touch input device. The force touch method of the touch input device including a touch input unit and a controller. The controller detects a magnitude of a pressure of an object, which is input to the touch input unit. The controller controls such that a predetermined 3D touch function is performed in the touch input device. The controller controls such that the N-th 3D touch function is different from the first 3D touch function is performed in the touch input device.

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 may be provided which includes at least one cover and a display module disposed under the cover, and detects a pressure of a touch input to the cover. The touch input device includes: a housing which includes a bottom plate on which a battery and a mainboard are disposed; and a mid-frame which is disposed within the housing, is disposed under the display module, and is disposed on the battery and on the mainboard. The mid-frame includes a guide member which is disposed on a bottom surface of the mid-frame and is coupled to the bottom plate of the housing.

Abstract: A method for selecting a screen on a touch screen using a pressure touch according to the present invention includes a first pressure touch sensing step for sensing a first pressure touch having a pressure of a prescribed magnitude or higher, which is input through a touch screen, a scroll operation sensing step for sensing a scroll operation input through the touch screen, a display step for scrolling and displaying a screen displayed on the touch screen according to the scroll operation, a second pressure touch sensing step for sensing a second pressure touch having a pressure of a prescribed magnitude or higher, which is input on the scrolled screen, and a selection area setting step for setting, as a selection area, an area defined by a position at which the first pressure touch is sensed and a position at which the second pressure touch is sensed.

Abstract: A method for correcting a touch pressure sensitivity may be provided that includes: a modeling profile data generation step of generating modeling profile data on the basis of a plurality of collected profile data; and a set profile data generation step of generating set profile data on the basis of the modeling profile data and a reference data of a predetermined touch input device. As a result, it is possible to correct the touch pressure sensitivity of a predetermined touch input device such that the touch pressure is sensed with a uniform sensitivity on the entire display surface of the touch input device.

Abstract: A smartphone may include a first cover layer and an LCD panel located under the first cover layer. The smartphone may include a backlight unit which may be located under the LCD panel. The smartphone may include a touch sensor which may sense touch in a capacitive manner. The backlight unit may include a pressure sensor and a spacer layer. The pressure sensor may include one or more electrodes formed in a single layer attached on the second cover layer and spaced apart from the reflective sheet. A driving signal may be applied to the touch sensor. A touch position may be detected by a sensing signal which may be output from the touch sensor. A magnitude of a touch pressure may be detected based on a change amount of capacitance which may be output from the pressure sensor.

Abstract: A device according to the embodiment of the present invention includes a display; a touch sensing unit; a pressure sensing unit capable of sensing a magnitude of a pressure at the touched position; and a control unit. The control unit performs a control operation when a pressure touch is sensed and a swipe gesture in which a touch point is moved is sensed and then the swipe gesture ends. The control operation may be one of termination of running applications, changing into a one-hand keyboard mode, deletion or transmission of an object, and movement of the object. According to the embodiment of the present invention, the operability of the device is enhanced. According to the embodiment, it is possible to easily terminate running applications by using one finger even without using a separate home button.

Abstract: In one embodiment, a control method for a touch sensor panel is disclosed. The method includes obtaining touch information on the touch sensor panel from which an electrical signal outputted is changed according to a touch, and detecting at least one valid touch from the touch information. It is determined that a valid touch of the at least one valid touch is included in a palm touch group by (a) detecting a palm touch, which meets a palm touch condition, among the at least one valid touch, and (b) determining that the detected palm touch and the valid touch occur within a predetermined time period. A display unit displays an input corresponding to each of the at least one valid touch other than the valid touch included in the palm touch group.

Abstract: A touch detection chip may be provided that includes: a drive unit which applies a drive signal to at least two of a plurality of electrodes; a sensing unit which receives a plurality of signals from the at least two of the plurality of electrodes and detects a touch position and a touch pressure; and a plurality of input terminals for receiving the plurality of signals. At least one of the plurality of input terminals is a pressure detection input terminal.