# US 2016/0259481 A1 · Mobile terminal and method for controlling the same

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 2016/0259481 A1
- Document ID: US20160259481A1
- Status: Published application
- Kind: A1
- Application number: 15/153,551
- Filed: 2016-05-12
- Published: 2016-09-08
- Earliest claimed: 2014-04-11
- Assignees: LG Electronics Inc.
- Applicants: LG Electronics Inc.
- Inventors: Hanbin LEE
- Web page: https://patentgrep.com/patent/US20160259481A1

## CPC

- G06F 3/0412: {Digitisers structurally integrated in a display}
- G02F 1/133345: {Insulating layers (G02F1/1335, G02F1/1337, G02F1/135, G02F1/136 take precedence)}
- G02F 1/13338: {Input devices, e.g. touch panels}
- G02F 1/133514: {Colour filters}
- G02F 1/133528: {Polarisers}
- G02F 1/13439: {characterised by their electrical, optical, physical properties; materials therefor; method of making}
- G02F 1/1368: in which the switching element is a three-electrode device {(G02F1/136277 takes precedence)}
- G06F 1/1643: {the display being associated to a digitizer, e.g. laptops that can be used as penpads (details related to the relative motion of the display enclosure with respect to the body enclosure, e.g. to move between laptop and tablet PC configuration G06F1/1615)}
- G06F 3/03547: {Touch pads, in which fingers can move on a surface}
- G06F 3/0418: {for error correction or compensation, e.g. based on parallax, calibration or alignment}
- G06F 3/0445: {using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer}
- G06F 3/0446: {using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes}
- G06F 3/0447: {Position sensing using the local deformation of sensor cells}
- G06F 3/047: using sets of wires, e.g. crossed wires
- G06F 3/04847: Interaction techniques to control parameter settings, e.g. interaction with sliders or dials
- G06F 3/04883: for inputting data by handwriting, e.g. gesture or text
- G06F 3/04886: by partitioning the display area of the touch-screen or the surface of the digitising tablet into independently controllable areas, e.g. virtual keyboards or menus
- H04M 1/0266: {for a display module assembly}
- H04M 1/72469: for operating the device by selecting functions from two or more displayed items, e.g. menus or icons
- H10K 59/1213: {the pixel elements being TFTs}
- H10K 59/38: comprising colour filters or colour changing media [CCM]
- H10K 59/40: OLEDs integrated with touch screens
- G06F 2203/04101: 2.5D-digitiser, i.e. digitiser detecting the X/Y position of the input means, finger or stylus, also when it does not touch, but is proximate to the digitiser's interaction surface and also measures the distance of the input means within a short range in the Z direction, possibly with a separate measurement setup
- G06F 2203/04102: Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
- G06F 2203/04105: Pressure sensors for measuring the pressure or force exerted on the touch surface without providing the touch position
- G06F 2203/04806: Zoom, i.e. interaction techniques or interactors for controlling the zooming operation
- H10K 59/8793: {Arrangements for polarized light emission (H10K59/8791 takes precedence)}
- H10K 2102/311: {Flexible OLED}
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- G02F: OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08)
- H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES

## Abstract

A force sensitive touch screen device can include a device body including a first region and a second region, a window on the device body and corresponding to the first and second regions, a display unit below the window corresponding to the first region, a key input unit on the second region, and a touch sensor including a first touch sensing layer, a second touch sensing layer, and a force sensing layer, in which the first and second touch sensing layers are between a polarizer layer and a thin film transistor (TFT) layer that can detect a position of a touch input by sensing a change of capacitance on the first sensing layer and the second sensing layer, the force sensing layer can detect a force of the touch input by sensing capacitance on the third sensing layer, and a finger scan sensor is installed in the key input unit.

## Claims

### Claim 1

A force sensitive touch screen device comprising:
a device body including a first region and a second region;
a window mounted on the device body and corresponding to the first region and the second region;
a display unit disposed below the window corresponding to the first region;
a key input unit disposed on the second region; and
a touch sensor comprising a first touch sensing layer, a second touch sensing layer, and a force sensing layer,
wherein the first touch sensing layer and the second touch sensing layer are disposed between a polarizer layer and a thin film transistor (TFT) layer configured to detect a position of a touch input by sensing a change of capacitance on the first sensing layer and the second sensing layer,
wherein the force sensing layer is configured detect a force of the touch input by sensing a change of capacitance on the third sensing layer, and
wherein a finger scan sensor is installed in the key input unit.

### Claim 2 (depends on 1)

The force sensitive touch screen device according to claim 1, wherein one of the first touch sensing layer or the second touch sensing layer is a transmit (Tx) layer and the other of the first touch sensing layer or the second touch sensing layer is a receive (Rx) layer.

### Claim 3 (depends on 1)

The force sensitive touch screen device according to claim 1, wherein the first touch sensing layer comprises a plurality of first sensing lines and the second touch sensing layer comprises a plurality of second sensing lines.

### Claim 4 (depends on 3)

The force sensitive touch screen device according to claim 3, further comprising:
an insulating layer disposed in a region at which the first plurality of sensing lines cross the second plurality of sensing lines.

### Claim 5 (depends on 1)

The force sensitive touch screen device according to claim 1, wherein the first touch sensing layer and the second touch sensing layer are disposed on a same layer.

### Claim 6 (depends on 1)

The force sensitive touch screen device according to claim 1, further comprising:
a deformation region configured to deform with at least the first region or the second region of the window where the touch input is applied on the window.

### Claim 7 (depends on 6)

The force sensitive touch screen device according to claim 6, wherein the force sensing layer is configured to detect the force of the touch input according to the deformation region deforming with at least the first region or the second region of the window where the touch input is applied on the window.

### Claim 8 (depends on 6)

The force sensitive touch screen device according to claim 6, wherein the deformation region is a space.

### Claim 9

A force sensitive touch screen device comprising:
a device body including a first region and a second region;
a window mounted on the device body and corresponding to the first region and the second region;
a display unit disposed below the window corresponding to the first region;
a key input unit disposed on the second region; and
a touch sensor comprising a first touch sensing layer, a second touch sensing layer, and a force sensing layer,
wherein the first touch sensing layer and the second touch sensing layer are disposed between a polarizer layer and a thin film transistor (TFT) layer configured to detect a position of a touch input by sensing a change of capacitance on the first sensing layer and the second sensing layer,
wherein an insulating layer is disposed between the first sensing layer and the second sensing layer,
wherein the force sensing layer is configured detect a force of the touch input by sensing a change of capacitance on the third sensing layer, and
wherein the key input unit is a mechanical key and a finger scan sensor is installed in the key input unit.

### Claim 10 (depends on 9)

The force sensitive touch screen device according to claim 9, wherein one of the first touch sensing layer or the second touch sensing layer is a transmit (Tx) layer and the other of the first touch sensing layer or the second touch sensing layer is a receive (Rx) layer.

### Claim 11 (depends on 9)

The force sensitive touch screen device according to claim 9, wherein the first touch sensing layer comprises a plurality of first sensing lines and the second touch sensing layer comprises a plurality of second sensing lines.

### Claim 12 (depends on 11)

The force sensitive touch screen device according to claim 11, wherein the insulating layer is disposed in a region at which the first plurality of sensing lines cross the second plurality of sensing lines.

### Claim 13 (depends on 9)

The force sensitive touch screen device according to claim 9, wherein the first touch sensing layer and the second touch sensing layer are disposed on a same layer.

### Claim 14 (depends on 9)

The force sensitive touch screen device according to claim 9, further comprising:
a deformation region configured to deform with at least the first region or the second region of the window where the touch input is applied on the window.

### Claim 15 (depends on 14)

The force sensitive touch screen device according to claim 14, wherein the force sensing layer is configured to detect the force of the touch input according to the deformation region deforming with at least the first region or the second region of the window where the touch input is applied on the window.

### Claim 16 (depends on 14)

The force sensitive touch screen device according to claim 14, wherein the deformation region is a space.