Nissha Printing Co., Ltd.

Yoshihiro Kai

Kazuhiro Nishikawa

Yuichiro Takai

Yuko Endo

Takao Hashimoto

Takahiro Suzuki

Jun Shimizu

Ryomei Omote

Kazuto Nakamura

Seiko Hirai

Yoshiko Suetomi

Yoshihiro Sakata

Toshiyuki Iwai

Mitsutoyo Toshihara

Yohko Imai

Yuji Morikawa

Junichi Shibata

Yuji Watazu

Shuzo Okumura

Takeshi Asakura

Jumpei Morita

Yoshitaka Yamaoka

Hiroyuki Hoshino

Yutaka Sakai

Daisuke Imura

An input device of the present invention is configured in the following manner: an input part includes electrode parts, which are contactable arranged with facing each other and one of which is to be an operation object, and a pressure-sensitive layer disposed between the electrode parts facing each other; a charge/discharge waveform forming part includes a charge/discharge circuit having a constant current source, a switching element, a capacitor and a resistor, and forms a charge/discharge waveform with a capacitance detection part and a resistance detection part connected; a charge/discharge waveform calculating part detects the change of a capacitance and of a pressure in the input part based on the charge/discharge waveform formed by the charge/discharge waveform forming part, and calculates an operation state, an operation position and an operation pressure.

Input device using detection of both capacitance and pressure, and capacitance-system hybrid touch panel equipped with pressure-sensitive function

A resistive film type touch panel is configured to reduce damage that is caused by contact between electrodes in a resistive film type touch panel that includes a plurality of first electrodes and a plurality of second electrodes that extend in direction that intersect one another. The resistive film type touch panel includes a plurality of lower side electrodes and a plurality of upper side electrodes. The lower side electrode extends in the Y direction. The upper side electrode Xextends in the X direction, which intersects the Y direction, and opposes the plurality of lower side electrodes. Each lower side electrode includes an electrically conductive layer and protective layers, and a silver layer and a carbon layer extend in the Y direction. The protective layers are formed on edge parts on both sides in the width direction of the electrically conductive layer such that they extend in the direction.

Resistance film type touch panel and touch panel apparatus

A pressure detection unit is disposed in a peripheral portion of a panel member of an information input device for detecting a press operation to the panel member. The pressure detection unit includes a first substrate, a second substrate disposed to face the first substrate, a pressure sensitive layer disposed between the first substrate and the second substrate, and a first electrode provided on the first substrate and a second electrode provided on the second substrate for detecting resistance change via the pressure sensitive layer, the first electrode and the second electrode being provided at positions not facing each other along normal lines of the first substrate and the second substrate. The first electrode, the second electrode and the pressure sensitive layer together form a series circuit in the form of a loop.

Pressure detection unit and information input device having the pressure detection unit

A pressure detection unit includes a first substrate and a second substrate which are disposed in opposition to each other and subject to load from the outside, a pressure detection portion having a pair of electrodes provided between the first substrate and the second substrate and in the first substrate and the second substrate, and electrically conductive pressure-sensitive ink disposed between the pair of electrodes and having electrical characteristics which varies according to the load, and a load transmission member disposed between the first substrate and the pressure detection portion and/or between the second substrate and the pressure detection portion, the load transmission member transmitting the load to the pressure detection portion in a concentrated manner.

Pressure detection unit

A method for manufacturing a narrow frame touch input sheet includes forming and stacking transparent conductive films, light-excluding conductive electrode films, and first resist layers sequentially on both surfaces of a transparent base sheet, exposing and developing the first resist layers simultaneously on the both surfaces, etching the transparent and light-excluding conductive electrode films on the both surfaces, and stripping the first resist layers to form a fine wiring circuit pattern with the stacked transparent conductive film and light-excluding conductive electrode film in an outer edge portion on each of the two surfaces. The method further includes forming a second resist layer to cover the fine wiring circuit pattern on each surface, and etching only the light-excluding electrode conductive film layer on which the second resist layer is not formed, to expose a circuit pattern of the transparent conductive film in a central window portion on each surface.

Narrow frame touch input sheet, manufacturing method of same, and conductive sheet used in narrow frame touch input sheet

The present invention aims at providing a pressure-sensitive sensor capable of layering a pressure-sensitive layer and electrodes with high productivity, facilitating control of contact between the pressure-sensitive layer and the electrodes by loading, achieving good reproducibility of a resistance value generated by loading between the pressure-sensitive ink layer and the electrodes, and measuring pressure with high accuracy. The pressure-sensitive sensor comprises a pair of electrodesandformed on a substrate film, and a pressure-sensitive ink layerjuxtaposed to the electrodes on the substrate, the pressure-sensitive ink layer being variable in electrical properties in response to an applied pressing force, wherein a portion of the substrate filmhaving the pressure-sensitive ink layerformed thereon is bent inward to allow the pressure-sensitive ink layerto come into contact with the pair of electrodesand

Pressure-sensitive sensor

[Object] It is an object to provide a mount structure of a touch panel with a vibration function which is superior in impact resistance, dust-proofness, and drip-proofness, and can effectively transmit a vibration of a vibration element. [Solution to Problem] The mount structure of the touch panel with the vibration function is characterized by including a touch panel body, a design sheet bonded to an upper surface of the touch panel body and having a transparent window part and a decorative part surrounding the transparent window part, a vibration element formed in a back surface peripheral part of the touch panel body and hidden by the decorative part, a casing dented so as to have a level difference to allow the above parts to be externally fitted in and having a recess part or an opening part for a display device, and a frame-shaped support part to support the back surface peripheral part of the touch panel body, in its bottom surface, an elastic member frame arranged on the support part and positioned on an outer edge side of the touch panel with respect to the vibrator, and a vibration control unit arranged inside the casing to apply a drive voltage to the vibration element.

Mount structure of touch panel with vibration function

A mounting structure includes a protection panel () with a touch input function for protecting an electronic device display window, mainly formed of the protection panel body made of a resin plate, and a panel fitting portion () of an exterior housing () into which the protection panel () is fitted from outside so that an outer face of the protection panel () is in the same plane as a portion of the exterior housing surrounding the outer face. In this structure, nut mounting holes are formed in a back side rim portion of the protection panel body and nuts () each having a female thread formed in an inner periphery thereof are attached to the respective nut mounting holes, and male screws () are screwed into the respective female threads of the nuts () through through-holes () formed in the panel fitting portion () of the exterior housing ().

Structure and method for mounting protection panel with touch input function

A pressure sensitive conductive member is arranged in a through hole of a base-material bonding layer so as to be in contact with a peripheral-switch upper electrode and a peripheral-switch lower electrode, and when a force applied to a peripheral switch is transmitted to the pressure sensitive conductive member through an upper electrode base material and the upper electrode, a current flows, so that the upper electrode and the lower electrode are electrically connected.

Protective panel and electronic device

[Subject] To provide a mount structure of a touch input device having a pressure sensitive sensor in which visibility can be prevented from being lowered even when the pressure sensitive sensor is mounted, water-proofness and dust-proofness are excellent, and a pressure can be easily detected with high measurement accuracy. [Solution] According to a mount structure of a touch input device which includes a touch input device having at least a touch panel, and a pressure sensitive sensor attached to a lower surface thereof, and a casing dented to allow the device to be externally fitted in, and having a concave part or an opening part for a display device, and a frame-shaped support part to support a back surface peripheral part of the touch input device, in its bottom surface, the pressure sensitive sensor includes a pressure concentration member laminated and arranged in a dot shape so as to support the pressure sensitive ink member on a back surface, and a frame-shaped gasket is attached between the pressure sensitive sensor and the support part of the casing, in which the gasket does not overlap with the pressure concentration member.

Mount structure of touch input device having pressure sensitive sensor

A pressure detection unit includes a first substrate and a second substrate which are disposed in opposition to each other and subject to load from the outside, a pair of electrodes provided in distribution in the first substrate and the second substrate, the electrodes being disposed linearly in opposition to each other, electrically conductive pressure-sensitive ink disposed between the pair of electrodes to cover at least one of these electrodes and having electrical characteristics which varies according to the load, and an adhesion member for adhering the first substrate and the second substrate to each other with the pair of electrodes and the pressure-sensitive ink being placed in contact with each other.

Pressure detection unit and pressure detection device

In a method for connecting lead wires to a touch panel, the method includes the steps of: providing through holestothe number of which corresponds to the number of electrode ends by perforation in a lower electrode plate; using a metal-pinhaving a pin-shaftand a disk shaped pin-headwith a diameter larger than an outer diameter of the pin-shaft; inserting the pin-shaftinto a metal-pin fixing hole formed corresponding to the through holeat a circuitin a connector tail of a lead wire, whereby the pin-shaftis erectly provided on the connector tail of the lead wire; and inserting the pin-shaftstointo the through holesto, and in addition, electrically connecting the pin-shaft inserted into a lower electrode platethrough a conductive adhesiveto electrode ends

Lead wire connection method for touch panel

A narrow frame touch input sheet, and a conductive sheet used in the narrow frame touch input sheet, are suitable for a capacitive touch sensor having a narrow frame and two layers of transparent conductive film patterns. The conductive sheet includes one or more transparent base sheets stacked into a layer, transparent conductive films, light-excluding conductive electrode films, and first resist layers, which are layered sequentially on the uppermost and lowermost surfaces thereof. The first resist layers are exposed simultaneously on both surfaces, and after development, the transparent and light-excluding conductive electrode films are simultaneously etched, the first resist layers are stripped away, then second resist layers are formed as coating on the both surfaces in an outer edge portion, so that the light-excluding conductive electrode films are etched only in the central window portions. Thus, circuit patterns of the transparent conductive films are exposed.

A gap between an upper transparent electrode base member () and a lower transparent electrode base member () is filled with a transparent adhesive layer () as a pressure-sensitive adhesive layer, to eliminate an air layer.

Touch panel and portable device using the same

A protection panel having a touch input function of the analog resistance film method for detecting an X-Y coordinate representing an operated position by a potential gradient based on a touch operation relative to the front substrate, in which the back substrateand the front substrateinclude contactsG andG, respectively, connected to each other in series on the resistance filmsA andA through the routing circuitsC andC to have potential difference, in which the contactsG andG face each other at a predetermined distance when the back substrateand the front substrateare connected to each other, and in which a switchis provided for detecting, when voltage is applied by the contactsG andG between the electrodesD orD of either one of the front substrateand the back substrate, whether or not the contactsG andG are brought into contact with each other based on voltage detected by the electrodesD orD of the other of the front substrateand the back substrate

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Kyoto, Japan

Yoshihiro Kai