公开(公告)号：US20180224978A1

公开(公告)日：2018-08-09

申请号：US15850549

申请日：2017-12-21

Applicant: Samsung Display Co., Ltd.

Inventor： Won Ki HONG ,  Tae Hee LEE

IPC: G06F3/045 ,  G01D5/16 ,  G06F3/041

CPC classification number: G06F3/045 ,  G01D5/16 ,  G06F3/0416 ,  G06F2203/04105

Abstract: A display device includes a display panel, a variable resistance element positioned on the display panel, a first driving wiring line and a first sensing wiring line connected to the variable resistance element with the variable resistance element disposed between the first driving wiring line and the first sensing wiring line, and a second driving wiring line and a second sensing wiring line connected to the variable resistance element with the variable resistance element disposed between the second driving wiring line and the second sensing wiring line. A first current path between the first driving wiring line and the first sensing wiring line in the variable resistance element is different from a second current path between the second driving wiring line and the second sensing wiring line in the variable resistance element.

公开(公告)号：US20180203534A1

公开(公告)日：2018-07-19

申请号：US15828218

申请日：2017-11-30

Applicant: Samsung Display Co., Ltd.

Inventor： Won Ki HONG ,  Tae Hee LEE

IPC: G06F3/041 ,  G06F3/0488

CPC classification number: G06F3/041 ,  G06F3/0414 ,  G06F3/0488 ,  G06F2203/04104

Abstract: A touch sensor and a method of driving the same are provided. A touch sensor includes a plurality of first electrodes positioned on a substrate, a plurality of second electrodes positioned on the substrate to be separate from the plurality of first electrodes, an elastic member positioned between the plurality of first electrodes and the plurality of second electrodes, and a controller to apply a driving signal to the plurality of first electrodes and the plurality of second electrodes and to obtain an output signal of the plurality of first electrodes. A shape of the elastic member is changeable in accordance with pressure, and the controller obtains a touch waveform corresponding to concurrently input multiple touches and calculates positions of the multiple touches with reference to a peak of the touch waveform.

公开(公告)号：US20180196989A1

公开(公告)日：2018-07-12

申请号：US15712726

申请日：2017-09-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Ki HONG ,  Tae Hee LEE

IPC: G06K9/00

CPC classification number: G06K9/00087 ,  G06K9/0002 ,  G06K9/00288 ,  G06K9/00617 ,  G06K9/00892

Abstract: A security device includes a biometric sensor which senses biometric information of a user, a pressure sensor which senses a contact surface caused by the user and to obtain force distribution information of the contact surface, and a user authenticator which performs user authentication with reference to the biometric information and the force distribution information.

公开(公告)号：US20180188889A1

公开(公告)日：2018-07-05

申请号：US15861927

申请日：2018-01-04

Applicant: Samsung Display Co., Ltd.

Inventor： Won Ki HONG

IPC: G06F3/041 ,  G06F3/0354 ,  G06F3/046 ,  G06F3/045

CPC classification number: G06F3/0418 ,  G06F1/1643 ,  G06F3/03545 ,  G06F3/0414 ,  G06F3/0416 ,  G06F3/045 ,  G06F3/046 ,  G06F2200/1632 ,  G06F2203/04106

Abstract: A touch sensor and a touch sensing system including the same. The touch sensor according to an embodiment may include a substrate having a first surface and a second surface opposite the first surface, a plurality of first electrodes on the first surface of the substrate, a plurality of second electrodes on the second surface of the substrate, and a plurality of coupling parts configured to couple the plurality of first electrodes to the plurality of second electrodes, respectively. Each of the first electrodes and the second electrodes has a spirally wound shape.

公开(公告)号：US20170357344A1

公开(公告)日：2017-12-14

申请号：US15362220

申请日：2016-11-28

Applicant: Samsung Display Co., Ltd.

Inventor： Won Ki HONG ,  Young Seok SEO ,  Jong Ho HONG

IPC: G06F3/044 ,  G06F3/045

CPC classification number: G06F3/044 ,  G06F3/0414 ,  G06F3/0416 ,  G06F3/045 ,  G06F2203/04106 ,  Y10S977/773

Abstract: A display device includes a display panel configured to display an image, and a sensor provided on at least one surface of the display panel and configured to sense a touch location and a touch pressure. The sensor includes a sensing unit having sensing electrodes formed on a same layer, and of which a capacitance changes according to a touch, and a resistance element disposed on the sensing unit, and of which a resistance changes according to a pressure of the touch. Accordingly, touch and touch intensity can both be sensed.

公开(公告)号：US20170193277A1

公开(公告)日：2017-07-06

申请号：US15397592

申请日：2017-01-03

Applicant: Samsung Display Co., Ltd

Inventor： Won Ki HONG ,  Jong Seo LEE

IPC: G06K9/00 ,  G06F3/044

Abstract: An apparatus for user authentication includes a sensor array and a sensing signal processor. The sensor array is formed on at least one surface of a mobile device. The sensing signal processor receives information of a palm of a user, received from the sensor array, and performs a user authentication through pattern analysis. Accordingly, an authentication of the user of the mobile device can be simply performed.