# US 2014/0153160 A1 · Touch Panel Device and Method for Assembly of a Touch Panel Display

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- Number: US 2014/0153160 A1
- Document ID: US20140153160A1
- Status: Published application
- Kind: A1
- Application number: 13/691,420
- Filed: 2012-11-30
- Published: 2014-06-05
- Earliest claimed: 2012-11-30
- Assignees: Dell Products L.P.
- Applicants: Dell Products, LP
- Inventors: Stefan Peana
- Web page: https://patentgrep.com/patent/US20140153160A1

## CPC

- G06F 3/0445: {using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer}
- H05K 13/00: Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- G02F 2202/28: Adhesive materials or arrangements
- G06F 2203/04103: Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
- H03K 2217/960755: Constructional details of capacitive touch and proximity switches
- Y10T 156/10: Methods of surface bonding and/or assembly therefor
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- 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
- H03K: PULSE TECHNIQUE (measuring pulse characteristics G01R; modulating sinusoidal oscillations with pulses H03C; transmission of digital information H04L; discriminator circuits detecting phase difference between two signals by counting or integrating cycles of oscillation H03D3/04; automatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses where the type of generator is irrelevant or unspecified H03L; coding, decoding or code conversion, in general H03M)
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

A method includes providing a touch panel interposer, where providing the touch panel interposer comprises providing a touch panel device, applying a first adhesive layer to a cover side of the touch panel device, and applying a second adhesive layer to a display side of the touch panel device. The method further includes providing a touch panel display, where providing the touch panel display comprises applying a cover to the first adhesive layer, and applying a display panel to the second adhesive layer.

## Claims

### Claim 1

A method comprising:
providing a touch panel interposer, including:
providing a touch panel device;
applying a first adhesive layer to a cover side of the touch panel device; and
applying a second adhesive layer to a display side of the touch panel device; and
providing a touch panel display, including:
applying a cover to the first adhesive layer; and
applying a display panel to the second adhesive layer.

### Claim 2 (depends on 1)

The method of claim 1, wherein:
providing the touch panel interposer further comprises:
applying a first protective cover to the first adhesive layer; and
applying a second protective cover to the second adhesive layer; and
providing the touch panel display further comprises:
removing the first protective cover from the first adhesive layer of the touch panel interposer prior to applying the cover to the first adhesive layer; and
removing the second protective cover from the second adhesive layer of the touch panel interposer prior to applying the display panel to the second adhesive layer.

### Claim 3 (depends on 1)

The method of claim 1, wherein:
applying the second adhesive layer to the display side of the touch panel device further comprises:
applying a barrier adhesive to a bezel of the touch panel device; and
applying a fill adhesive to a display portion of the touch panel device; and
the display panel is direct bonded to the touch panel device.

### Claim 4 (depends on 1)

The method of claim 1, wherein:
applying the second adhesive layer to the display side of the touch panel device further comprises:
applying a barrier adhesive to a bezel of the touch panel device; and
the display panel is air-gap bonded to the touch panel device.

### Claim 5 (depends on 1)

The method of claim 1, wherein:
at least one of the first adhesive layer and the second adhesive layer is a pressure sensitive adhesive film; and
providing the touch panel display further comprises:
applying a pressure treatment to the touch panel.

### Claim 6 (depends on 1)

The method of claim 1, wherein:
at least one of the first adhesive layer and the second adhesive layer is a gel adhesive; and
providing the touch panel display further comprises:
applying a curing treatment to the touch panel.

### Claim 7 (depends on 6)

The method of claim 6, wherein applying the curing treatment further comprises:
exposing the touch panel display to an ultra-violet light source.

### Claim 8 (depends on 6)

The method of claim 6, wherein applying the curing treatment further comprises:
exposing the touch panel display to temperature treatment.

### Claim 9 (depends on 6)

The method of claim 6, wherein applying the curing treatment further comprises:
exposing the touch panel display in an autoclave.

### Claim 10 (depends on 1)

The method of claim 1, wherein the touch panel device comprises at least one of a projected capacitive panel device, a mutual capacitive panel device, and a self capacitive panel device.

### Claim 11

A touch panel display comprising:
a touch panel interposer including:
a touch panel device;
a first adhesive layer bonded to a cover side of the touch panel device; and
a second adhesive layer bonded to a display side of the touch panel device;
a cover bonded to the first adhesive layer; and
a display panel bonded to the second adhesive layer.

### Claim 12 (depends on 11)

The touch panel display of claim 11, wherein:
the second adhesive layer further comprises:
a barrier adhesive bonded to a bezel of the touch panel device; and
a fill adhesive bonded to a display portion of the touch panel device; and
the display panel is direct bonded to the touch panel device.

### Claim 13 (depends on 11)

The touch panel display of claim 11, wherein:
the second adhesive layer further comprises a barrier adhesive bonded to a bezel of the touch panel device; and
the display panel is air-gap bonded to the touch panel device.

### Claim 14 (depends on 11)

The touch panel display of claim 11, wherein at least one of the first adhesive layer and the second adhesive layer is a pressure sensitive adhesive film.

### Claim 15 (depends on 11)

The touch panel display of claim 11, wherein at least one of the first adhesive layer and the second adhesive layer is a gel adhesive.

### Claim 16 (depends on 11)

The touch panel display of claim 11, wherein the touch panel device comprises at least one of a projected capacitive panel device, a mutual capacitive panel device, and a self capacitive panel device.

### Claim 17

A method of providing a touch panel interposer comprising:
providing a touch panel device;
applying a first adhesive layer to a cover side of the touch panel device; and
applying a second adhesive layer to a display side of the touch panel device.

### Claim 18 (depends on 17)

The method of claim 17, further comprising:
applying a first protective cover to the first adhesive layer; and
applying a second protective cover to the second adhesive layer.

### Claim 19 (depends on 17)

The method of claim 17, wherein applying the second adhesive layer to the display side of the touch panel device further comprises:
applying a barrier adhesive to a bezel of the touch panel device; and
applying a fill adhesive to a display portion of the touch panel device.

### Claim 20 (depends on 17)

The method of claim 17, wherein applying the second adhesive layer to the display side of the touch panel device further comprises:
applying a barrier adhesive to a bezel of the touch panel device.
