Samsung Display Co., Ltd.

Byeong-Kyu Jeon

Sung-Ku Kang

Hee-Woong Park

Tae-Hyeog Jung

Jung-Yun Kim

Jin-Hwan Kim

Joo-Han Bae

Kang-Won Lee

Kyu-Young Kim

Jung-Mok Park

Hak-Sun Kim

Kyu-Taek Lee

Jeong-Heon Lee

Sun-Haeng Cho

In-Nam Lee

Do-Ok Park

A touch panel includes: a substrate having a first region and a second region. A plurality of sensing cells are disposed in the first region and a pad portion is disposed in the second region. An insulating interlayer is disposed on the plurality of sensing cells, a connection pattern is disposed on the insulating interlayer, with the connection pattern being electrically connected to adjacent sensing cells through contact holes. A transparent conductive pattern is disposed in the second region and on the insulating interlayer, with the transparent conductive pattern being electrically connected to the plurality of sensing cells and the pad portion.

Touch panels and methods of manufacturing touch panels

A touch screen panel includes a substrate, sensing electrodes, outer wirings, contact units, and at least one dummy pattern. The substrate includes an active region and a non-active region, the non-active region disposed outside the active region. The sensing electrodes are disposed in the active region. The outer wirings are disposed in the non-active region. Each of the outer wirings is connected to a respective group of the sensing electrodes. The contact units connect the respective groups of sensing electrodes to the outer wirings. The at least one dummy pattern is disposed between adjacent contact units of the contact units.

Touch screen panel including at least one dummy pattern

An exemplary embodiment of the present invention discloses a method of manufacturing a touch panel, the method including, forming a plurality of sensing cells in a first region of a substrate, forming an insulating interlayer on the plurality of sensing cells, removing at least a portion of the insulating interlayer to form contact holes exposing the plurality of sensing cells, and forming a connection pattern and a transparent conductive pattern on the insulating interlayer simultaneously, wherein the connection pattern is electrically connected to adjacent sensing cells, and the transparent conductive pattern is disposed in a second region of the substrate outside of the first region.

A method of making a touch screen panel includes providing a substrate assembly and a multi-layered film. The substrate assembly includes a substrate, and first and second sensing electrodes formed over the substrate. The multi-layered film includes a first conductive photosensitive layer, a second conductive photosensitive layer, and an insulation photosensitive layer. The insulation photosensitive layer has a light sensitivity different from that of at least one of the first and second conductive photosensitive layers. The method further includes forming insulators by exposing and developing the insulation photosensitive layer, and forming bridges and insulators by exposing and developing the second conductive photosensitive layer. The substrate assembly and the multi-layered film are assembled to form the touch panel.

Touch screen panel and fabricating method thereof

A flexible touch screen panel includes a flexible substrate; a plurality of first sensing cells on a surface of the substrate and arranged along a first direction, and a plurality of second sensing cells on the surface of the substrate and arranged along a second direction crossing the first direction; and a plurality of first coupling patterns configured to couple adjacent ones of the first sensing cells along the first direction, and a plurality of second coupling patterns configured to couple adjacent ones of the second sensing cells along the second direction, wherein the first and second sensing cells form meshes having a plurality of apertures, and the first coupling patterns have a lamination structure including different materials.

Flexible touch screen panel

A touch screen panel and a method of manufacturing the same, the touch screen panel including a curved substrate; sensing patterns on at least one surface of the curved substrate; and an insulating layer covering the sensing patterns.

Curved touch screen panel and method of manufacturing the same

A flexible touch screen panel with sensing electrodes formed of different materials is disclosed. In one aspect, the panel includes a substrate, a plurality of first and second sensing electrodes, a plurality of first and second position detection lines, and a pad portion. The substrate is divided into an active area, and first and second non-active area formed at the outside of the active area. The plurality of first sensing electrodes are arranged along a first direction and the plurality of second sensing electrodes are arranged along a second direction in the active area. The plurality of first and second position detection lines are formed in the first non-active area, and respectively connected to the plurality of first and second sensing electrodes. The pad portion is formed in the second non-active area, and has a plurality of pads electrically connected to the plurality of first and second position detection lines. The first and second sensing electrodes are formed of different materials from each other.

Flexible touch screen panel and fabrication method thereof

A flexible touch screen panel includes a substrate, sensing patterns, sensing lines, and at least one bending sensor. The substrate is divided into an active area and a non-active area around the active area. The sensing patterns are on the active area of a first surface of the substrate. The sensing lines are on the non-active area of the first surface of the substrate and connected to the sensing patterns. The at least one bending sensor is implemented with a plurality of sensing patterns at an edge region in the active area. In the flexible touch screen panel, the substrate is configured to be bent along a folding axis in a first direction, and the at least one bending sensor is at a region along the folding axis.

Flexible touch screen panel and flexible display device with the same

There is provided a method for forming a graphene pattern, in which a graphene thin film layer is transferred onto a surface of a photosensitive film, and then patterned through exposure/development of the photosensitive film. The photosensitive film is cured after being finally developed, thereby securing stability and reliability.

Method for forming graphene pattern

A flexible touch screen panel includes a flexible thin-film substrate including an active region and an inactive region, the inactive region being at an outer side portion of the active region, and the thin-film substrate being configured to bend along at least one bending axis, sensing patterns in the active region of the thin-film substrate, the active region being divided into a plurality of electrically independent regions by the at least one bending axis, and sensing lines in the inactive region of the thin-film substrate, the sensing lines being connected to the sensing patterns.

Flexible touch screen panel and flexible display device having the same

A method for manufacturing a touch screen panel includes reinforcing a glass substrate, the glass substrate to be formed with a plurality of touch screen panels in unit cells, reinforcing the glass substrate including forming a reinforcing layer on an upper and a lower side of the glass substrate by performing a reinforcement treatment on a whole surface of the glass substrate, cutting the reinforced glass substrate in each unit cell, removing a part of the reinforcing layer formed in the upper and the lower side of the glass substrate adjacent to a cut cross section, performing a chemical HF treatment on a cross section of the glass substrate corresponding to the cut cross section and exposing the glass substrate by partially removing the reinforcing layer, and forming a touch screen panel per region of the unit cells, respectively.

Touch screen panel and method for manufacturing thereof

A flexible and very thin touch screen panel is implemented by forming sensing patterns as touch sensors on a first surface of a flexible thin glass substrate and by forming a supporting film on a second surface of the glass surface. A method of fabricating a touch screen panel for securing the strength of a unit cell touch screen panel includes forming sensing patterns as touch sensors in every unit cell touch screen panel on a mother glass substrate, etching the glass substrate in the thickness direction, forming a supporting film under the glass substrate, and by cutting the glass substrate and the supporting film cell by cell using dual cutting.

Touch screen panel and fabrication method thereof

A method of fabricating a touch screen panel, a touch screen panel, and a display device, the method including performing a reinforcing process on whole surfaces of a glass substrate in preparation for forming a plurality of touch screen panels; cutting the reinforced glass substrate into unit cells; performing a healing process on an unreinforced cutting section of the glass substrate exposed after the cutting; and forming the touch screen panels in the unit cells.

A touch screen panel includes a transparent substrate; first detection cells and second detection cells alternately disposed on an active touch area of one surface of the transparent substrate in such a manner that the first detection cells are connected to each other along a first direction and second detection cells are connected to each other along a second direction; a driving/shield electrode formed throughout the other surface of the transparent substrate in such a manner that ends of the driving/shield electrode are located at an inner side of the transparent substrate while being spaced apart from a boundary line of the transparent substrate by a predetermined interval; and a first insulation layer formed throughout the other surface of the transparent substrate, on which the driving/shield electrode is formed, to cover an exposed surface of the driving/shield electrode, inclusive of sides of the driving/shield electrode.

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Yongin, South Korea

Byeong-Kyu Jeon