Disclosed is a touch screen panel including a plurality of separate sensing electrodes, and a plurality of separate driving electrodes. Each of the sensing electrodes includes a main electrode and a plurality of expanded parts. Each of the expanded parts includes a sub-electrode extending from the main electrode and at least one expanded electrode extending from the sub-electrode. Each of the driving electrodes surrounds at least part of a corresponding one of the expanded parts.

Touch screen panel

A touch sensor integrated type display device includes gate lines and data lines, which are formed on a substrate to cross each other, a plurality of pixel electrodes formed in areas defined by the crossing of the gate lines and the data lines, a common electrode including at least two touch driving electrodes, which overlap the pixel electrodes with an insulating layer interposed between them, and at least one touch sensing electrode, which is disposed adjacent to the at least two touch driving electrodes, first signal lines which are connected to the at least two touch driving electrodes and are arranged parallel to one another in a first direction, and a second signal line which is connected to the at least one touch sensing electrode and is arranged parallel to the first signal lines in the first direction.

Touch sensor integrated type display device

An object is to provide a method for manufacturing a semiconductor device, in which the number of photolithography steps can be reduced, the manufacturing process can be simplified, and manufacturing can be performed with high yield at low cost A method for manufacturing a semiconductor device includes the following steps: forming a semiconductor film; irradiating a laser beam by passing the laser beam through a photomask including a shield for shielding the laser beam; subliming a region which has been irradiated with the laser beam through a region in which the shield is not formed in the photomask in the semiconductor film; forming an island-shaped semiconductor film in such a way that a region which is not irradiated with the laser beam is not sublimed because it is a region in which the shield is formed in the photomask; forming a first electrode which is one of a source electrode and a drain electrode and a second electrode which is the other one of the source electrode and the drain electrode; forming a gate insulating film; and forming a gate electrode over the gate insulating film

Method for Manufacturing Semiconductor Device

A display device with an integrated touch screen according to an embodiment, includes a display panel including a touch screen provided in an active area of the display panel, and a display driver circuit provided in an inactive area of the display panel, the touch screen including a plurality of driving electrodes, each of the driving electrodes including a plurality of sub driving electrodes positioned in the active area of the display panel but electrically connected to each other in the inactive area of the display panel, the touch screen further including a plurality of sensing electrodes disposed between the sub driving electrodes and formed in the active area of the panel, and the display driver circuit configured to apply a common voltage to the driving electrodes and the sensing electrodes or a touch driving voltage to the driving electrodes according to a driving mode of the display panel.

Display device with integrated touch screen

A shift register circuit comprises a first transistor connected between a clock terminal and an output terminal, a second transistor for charging a control electrode of the first transistor in response to activation of an output signal of the preceding stage, a third transistor for discharging the control electrode of the first transistor, an inverter using a control electrode of the third transistor as an output end, and a fourth transistor which discharges an input end of the inverter at power-off and is turned off after power-on. A fifth transistor which is a load element of the inverter charges the control electrode of the third transistor at power-on. It is thereby possible to initialize the respective levels of the nodes without any external initialization signal and prevent a decrease in the level change rate of the output signal in the shift register circuit.

Shift register circuit

A dual-gate transistor formed of two transistors connected in series between a first power terminal and a first node is used as a charging circuit for charging a gate node (first node) of a transistor intended to pull up an output terminal of a unit shift register. The dual-gate transistor is configured such that the connection node (second node) between the two transistors constituting the dual-gate transistor is pulled down to the L level by the capacitive coupling between the gate and second node in accordance with the change of the gate from the H level to the L level.

Semiconductor device and shift register circuit

A touch screen of a touch panel includes plural detection column wirings and plural detection row wirings that cross the detection column wirings. Dummy column wirings having a similar configuration to that of the detection column wirings are arrayed at further outer sides of outermost detection column wirings out of the plural detection column wirings. Dummy row wirings having a similar configuration to that of the detection row wirings are arrayed at further outer sides of outermost detection row wirings out of the plural detection row wirings.

Touch panel and display device including the same

A touch screen includes a base substrate, a bundle of rectangular wirings in a column direction including a plurality of detection column wirings that are electrically connected in common, and a bundle of rectangular wirings in a row direction including a plurality of detection row wirings that are electrically connected in common, the bundle of wirings being formed on the base substrate. Also, a plurality of block areas obtained by dividing an intersection area in which the bundle of wirings in the column direction and the bundle of wirings in the row direction intersect in a plan view are defined, and only the detection column wiring or only the detection row wiring is provided in each of the block areas.

Touch screen, touch panel, and display device including the same

PROBLEM TO BE SOLVED: To provide a technique with which it is possible to reduce an offset for the electrostatic capacitance of a detection cell and suppress the lack of balance in detection sensitivity.SOLUTION: Provided is a touch screen equipped with a column-direction wiring 31 extending in the column direction and a row-direction wiring 21 extending in the row direction orthogonal to the column direction, with an area where the column-direction wiring 31 and the row-direction wiring 21 three-dimensionally intersect defined as a detection cell, at least one of the column-direction wiring 31 and the row-direction wiring 21 having a wiring end extension part 32 the end part width of which is wider than the width of the other parts of the wiring. The wiring end extension part 32 is provided so that it is located outward from the edges of an outermost column-direction wiring and an outermost row-direction wiring that are disposed on the outermost side of a detectable area that is constituted by disposing each of the column-direction wiring 31 and the row-direction wiring 21 in plurality. The column-direction wiring 31, the row-direction wiring 21, and the wiring end extension part 32 have a mesh structure in which a plurality of conductors are arranged in mesh form.SELECTED DRAWING: Figure 8

Touch screen, touch panel, display device, and electronic apparatus

An object is to obtain a touch panel with improved sensitivity and enhanced display quality. A touch panel according to the present invention includes a touch screen including a plurality of first sensing lines formed of mesh-like conductors and arranged in parallel on a substrate, an insulating film formed over the substrate and the first sensing lines, a plurality of second sensing lines formed of mesh-like conductors and arranged in parallel on the insulating film, first dummy patterns arranged in areas opposed to areas between adjacent first sensing lines through the insulating film, and having a form as part of the mesh forms of the first sensing lines such that the adjacent first sensing lines form an apparently continuous mesh form in plan view, and second dummy patterns arranged in areas opposed to areas between adjacent second sensing lines through the insulating film, and having a form as part of the mesh forms of the second sensing lines such that the adjacent second sensing lines form an apparently continuous mesh form in plan view.

Takashi Miyayama

Papers

Semiconductor device and shift register circuit

Touch panel and display device including the same

Touch screen, touch panel, and display device including the same

Touch screen, touch panel, display device, and electronic apparatus

Touch panel and display apparatus having the same