Samsung Electro-mechanics Co., Ltd.

Mun Sun Jung

Jong Yun Kim

Gye Won Lee

Hong Seok Lee

Chang Ju Lee

Hee Sun Oh

Yong Wook Kim

Sol Ji Chang

Si Young Kwon

A touch sensing device includes: a force sensing unit including a sensing coil; and a metal portion. At least a portion of the metal portion is in contact with the force sensing unit, and the touch sensing device is configured such that a region of the metal portion overlapping with the sensing coil changes in response to a touch being applied to the touch sensing device.

Touch sensing device and electronic device including touch sensing device

An apparatus that detects a rotor input is provided. The apparatus includes a rotor comprising at least a portion which is configured to rotate around an axis of rotation; a reactance element disposed in the rotor, a sensing medium member disposed in the rotor, and a motion conversion member configured to move in the rotor based on a rotation of the portion of the rotor, and configured to move together with the sensing medium member to change a reactance of the reactance element according to the rotation of the portion of the rotor.

Rotor input detection apparatus and electronic device including the same

An apparatus with rotor input detection includes: a first reactance element disposed at a rotor configured such that at least a part of the rotor rotates around a rotation axis, and disposed at the rotor such that reactance of the first reactance element varies depending on relative rotation between a first portion of the rotor and a second portion of the rotor; and a second reactance element disposed at the rotor such that reactance of the second reactance element varies depending on a contact or a force applied to a side surface of the rotor. The first and second reactance elements are configured to detect inputs of different areas of the rotor.

Apparatus with rotor input detection, and electronic device including apparatus with rotor input detection

A device with touch sensing. The device includes a first sensor configured to detect a touch and to provide a first sensing signal, a second sensor configured to detect another touch and to provide a second sensing signal, a threshold generator configured to set a first threshold by a reflecting of an amount of change of the second sensing signal to an initial threshold, and a sensor circuit configured to generate a first differential signal based on the first sensing signal, and to determine a first touch based on a consideration of the first threshold with respect to a first signal generated based on the first differential signal and the first sensing signal.

Electronic device and device with touch sensing

A device with touch sensing includes a bracket, a pad disposed above one side of the bracket, the pad having a capacitance that varies as a touch is applied proximate to the device, and a sensing coil disposed below another side of the bracket that opposes the one side, with at least a portion of the sensing coil overlapping the pad.

Touch sensing device

A method of generating an operating signal of an electronic device includes: deriving a force measurement value based on a change in inductance of a touch sensing device disposed inside a housing of the electronic device and configured to change inductance by external pressure applied to a touch switching unit of the housing; accumulatively recording the force measurement value derived in the deriving of the force measurement value; setting a reference value based on the recorded force measurement value, in response to the force measurement value being accumulatively recorded until a unit condition is satisfied; and generating an operating signal based on a high and low relationship between the force measurement value derived from the change in inductance occurring after the setting of the reference value, and the set reference value.

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Suwon-si, South Korea

Mun Sun Jung