Samsung Electronics Co., Ltd.

Seunghoon Ko

Hoondo Heo

Jungchul An

Kwangtai Kim

Hyungsup Byeon

Joungmin Cho

Gidae Kim

Jooyoung Park

Eunsung Cho

Dongchul Kim

Bongjun Ko

Sangheon Kim

Dongkyoon Han

Jongkon Bae

Minuk Kim

Donghui Kim

Aram Song

Sangheon Park

Keunsik Lee

Daehyun Yoo

Wooyoung Oh

Hyuksoon Choi

Hyunseok Yang

Seungwan Woo

Chulheon Jeong

An electronic device is provided. The electronic device includes a flexible display including a plurality of layers and a support member having the flexible display mounted thereon. The flexible display includes a first region having a first flexibility and a second region having a second flexibility different from the first flexibility and extending from the first region in a first direction. At least one of the plurality of layers has a first structure in the first region and has a second structure different from the first structure in the second region. The support member includes a first portion that supports the first region such that at least part of the first region remains flat and a second portion that supports the second region such that at least part of the second region is bent and then unfolded.

Flexible display and electronic device having same

An electronic device is provided. The electronic device includes a display, a display driver integrated circuit (IC) (DDI) configured to output a synchronization signal corresponding to update of a screen to be displayed on the display, and a touch circuit including a touch sensor and a touch sensor IC, wherein the touch sensor IC is configured to when a synchronization signal corresponding to a first display update frequency is received from the DDI, apply a first driving signal to the touch sensor on the basis of an interval in which the synchronization signal is applied, and when a synchronization signal corresponding to a second display update frequency is received from the DDI, apply a second driving signal to the touch sensor during a designated active interval.

Electronic device including touch sensor and method for driving touch sensor included in electronic device

An electronic device according to an embodiment comprises: a display; a display-driving integrated circuit (IC) set to apply one or more driving signals to the display; a touch sensor including a plurality of electrodes; and a touch sensor IC configured to check an input position on the touch sensor, wherein the touch sensor IC is configured to: acquire, from the display-driving IC, a first vertical synchronization signal from among the one or more driving signals, provide a plurality of first measurement signals corresponding to a first phase at intervals of a first duration to at least a first portion of electrodes among the plurality of electrodes based on the acquisition of the first vertical synchronization signal, and, after providing the plurality of first measurement signals, provide a plurality of second measurement signals corresponding to a second phase, different from the first phase, at intervals of the first duration to at least a second portion of electrodes among the plurality of electrodes, wherein at least a portion of the application period of the plurality of first driving signals and the plurality of second driving signals can overlap with at least a portion of the application period of the one or more driving signals.

Electronic device including touch sensor IC and operation method for same

According to various embodiments, an electronic device may comprise: one or more first electrodes; one or more second electrodes arranged in at least a different direction from the one or more first electrodes; one or more third electrodes arranged between the one or more second electrodes, respectively, in the same direction as the second electrodes when viewed from above; and a control circuit, wherein the control circuit is configured to detect touch information related to an external object, at least on the basis of a change in a capacitance value between at least a part of the one or more first electrodes and at least a part of the one or more second electrodes, and detect hovering information related to the external object, at least on the basis of a capacitance value related to at least a part of the one or more third electrodes. Various other embodiments are possible.

Electronic device comprising sensor for touch recognition and sensor for hovering recognition, and method for operating same

An electronic device according is provided. The electronic device includes a touch sensor, a touch sensor integrated circuit (IC) configured to identify an input position on the touch sensor, a display, and a display driving IC configured to provide, to the display, at least one driving signal for driving the display, wherein the touch sensor IC is configured to measure, based on a first schedule, the input position on the touch sensor while a first driving signal among the at least one driving signal is provided from the display driving IC in a first interval, the first schedule being configured such that the at least one driving signal does not overlap a time period of the measurement of the input position, detect, based on a change of an interval of the first driving signal from the first interval to a second interval, an event in which a time period of the first driving signal being provided at least partially overlaps the time period of the measurement of the input position, and measure the input position, based on a second schedule which is different from the first schedule.

Electronic device including touch sensor IC and operation method thereof

An electronic device for processing an input and a method therefor are provided. The electronic device includes a cover window, a display disposed under the cover window, a touch panel including one or more touch sensing elements disposed in a region corresponding to the display, the touch panel configured to generate at least one of a touch signal or a proximity signal by using the one or more touch sensing elements, at least one processor operationally connected to the display and the touch panel, and a memory operationally connected to the at least one processor. The memory may store instructions which, when executed by the at least one processor, cause the at least one processor to, identify a first touch input in a first region on the cover window, corresponding to the display, by using the touch signal generated by the touch sensor, identify a first proximity input in a second region on the cover window, surrounding the display, by using the proximity signal generated by the touch sensor, determine whether a designated input determination condition is satisfied, based on the first touch input and the first proximity input, select one of the touch input in the first region corresponding to the display or the first proximity input in the second region surrounding the display, based on whether the designated input determination condition has been satisfied, and perform a function corresponding to the selected input.

Electronic device for processing wheel input and operation method thereof

An electronic device is provided, which includes a touch panel; a display; a cover window disposed on the touch panel, wherein the cover window includes a first region corresponding to the touch panel and a second region corresponding to a region outside the touch panel, and wherein the first region includes a first sub-region corresponding to an inner region of the touch panel and a second sub-region corresponding to an outer region of the touch panel; and a processor configured to provide a UI through the display, obtain a signal of a touch input from the touch panel, determine a region in which the touch input initially occurred, based on the signal, determine a type of the input based on the region in which the touch input initially occurred, and execute an event corresponding to the determined type of the touch input, based on the user interface.

Operation method based on touch input and electronic device thereof

Provided is a flexible display. A flexible display, having a first region and a second region extending therefrom in a first direction, may comprise: a display panel comprising a pixel array; and a touch sensor layer comprising first electrodes arranged on the first region and second electrodes arranged on the second region; and switches, each electrically connecting a first and second electrodes.

Flexible display and electronic device equipped with same

According to various embodiments, an electronic device may include a first structure including a first plate including a first surface and a second surface facing away from the first surface, and at least one side surface, a second structure including a second plate facing the second surface of the first plate; a first side wall extended to the second plate; a second side wall extending to the first side wall and the second plate and facing the side surface; and a third side wall extending to the first side wall and the second plate, parallel to the second side wall and facing the side surface, wherein the second plate, the first side wall, and the second side wall and the third side wall together form a trough with one side opened to receive at least part of the first structure, the first structure is movable between an open state and a closed state with respect to the second structure in a first direction parallel to the second plate and the second side wall, and the first structure is placed at a first distance from the first side wall in the closed state, and placed at a second distance which is greater than the first distance from the first side wall in the open state, at least one mechanical button mounted on the second side wall, and moving toward the first structure from outside of the second structure, and a sensing circuit disposed between the side wall and the second side wall with at least partial area, and configured to detect the movement of the mechanical button. Besides, various embodiments are possible.

Electronic device comprising flexible display, and key button arrangement structure applied to same

An electronic device is provided. The electronic device includes a sensor layer including a first channel including one or more first electrodes and a second channel including one or more second electrodes and a control circuit configured to detect touch information corresponding to an input of an external object to the sensor layer based on a change in capacitance between at least one of the one or more first electrodes and at least one of the one or more second electrodes and detect pressure information corresponding to the input based on a resistance changed by the input to at least one of the first channel or the second channel.

Device and method for compensating for temperature change in strain-gauge pressure sensor and method for implementing strain-gauge pressure from touchscreen element

An electronic device according to various embodiments may comprise: a display driving integrated circuit (DDIC) operably coupled to a display panel; and a touch sensor controller operably coupled to the display driving integrated circuit and operably coupled to a touch panel, wherein the display driving integrated circuit may be configured to: multiple-transmit a synchronization signal for synchronizing an operation of the display driving integrated circuit with an operation of the touch sensor controller to the touch sensor controller within one frame on the basis of a first transmission mode when the display panel is controlled on the basis of a first frame rate; and multiple-transmit the synchronization signal to the touch sensor controller within the frame on the basis of a second transmission mode when the display panel is controlled on the basis of a second frame rate. Here, time intervals between the multiple transmissions on the basis of the first transmission mode may be the same, and among time intervals between the multiple transmissions on the basis of the second transmission mode, a first time interval between a first transmission and a second transmission subsequent to the first transmission may be different from the other time intervals, except the first time interval, among the multiple transmissions on the basis of the second transmission mode.

Growing community of inventors

Suwon-si, South Korea

Seunghoon Ko