Sharp Kabushiki Kaisha Corporation

Kyoto University

Yuhji Yashiro

Kazutoshi Kida

Yasuhiro Sugita

Hiroyuki Ogawa

Shinji Yamagishi

Kazuya Yoshimura

Shogo Hayashi

Shinji Matsumoto

Tomohiro Kimura

Susumu Noda

Masayuki Fujita

Seiji Kaneko

Kohhei Tanaka

Hiromi Katoh

Kaoru Yamamoto

Seiichi Uchida

Yasuyuki Ogawa

Shigeyasu Mori

Yutaka Takamaru

Yoshinori Tanaka

Takenori Maruyama

Shintaro Miyanishi

Yuhsuke Tsuda

Hiroaki Shigeta

Akira Yasuta

Makoto Nakamura

Tsuyoshi Ohmori

A transparent antennais provided with: an antenna body portionhaving a ring-shape and configured to generate a magnetic field at the center thereof; a lead-out wire portionsled out of the antenna body portion, the lead-out wire portionsincluding a large-width portionshaving a line width greater than a line width of the antenna body portion

Transparent antenna and transparent antenna-attached display device

Provided is a display device that ensures both of the conductivity for realizing the antenna function and the light transmissivity for transmitting light that forms a video image displayed on the display device, and at the same, allows short-range wireless communication to be performed in a wide range in a display section of the display device. A display deviceincludes a display panelan antenna patternfor driving, and antenna patternsA,B for propagation. The antenna driving unit drives the antenna patternfor driving, at predetermined carrier wave frequency, whereby the antenna patternfor driving and the antenna patternA orB for propagation are electromagnetically coupled. As a result, proximity wireless communication can be performed in a wide range of a display area ARof the display device

Display device

Included is an antenna wire, formed by a reticulated metal film in a shape of a ring, which generates a magnetic field on a center side thereof. The antenna wirehas a first extension partextending along a direction of extension of the antenna wireand a second extension partextending along a direction intersecting with the direction of extension. The antenna wireis configured such that a per unit length area of the first extension partis larger than a per unit length area of the second extension part

Transparent antenna and transparent antenna-equipped display device

Provided are (i) a touch panel substrate improved in uniformity of in-plane light transmittance and (ii) an electronic device employing the touch panel substrate. First sensor electrodes () are arranged in a first electrode layer (), and second electrodes are arranged in a second electrode layer. In part of an outer edge of a first sensor electrode () which part is arranged side by side with an outer edge of a second electrode when viewed from above, ends of conductor lines () of the first sensor electrode () have respective wide width parts () each of which is wider than the other part of the conductor lines () when viewed from above.

Touch-panel substrate and electronic device with electrodes provided on different plane surfaces and reduced non-uniformity of in-plane light transmittance

Provided are (i) a touch panel substrate improved in uniformity of in-plane light transmittance and (ii) an electronic device employing the touch panel substrate. A plurality of first sensor electrodes () are formed by dividing first conductor lines (). At least one of a pair of ends of the first conductor lines (), which pair of ends face each other via a dividing line along which the first conductor lines () are divided, has a wide width part () which is wider than the other part of the first conductor lines (), when viewed from above.

Touch-panel substrate with conductor lines including a wide width portion, method for manufacturing touch-panel substrate, and electronic device

A communication device including a device-side antennafor wireless communication with an IC cardincluding a card-side antennawound in a rectangular form. The antennais formed in one or multiple loops. During the wireless communication with the IC cardhaving an inner perimeter with a long dimension of 69 mm and a short dimension of 38 mm at a distance of 25 mm, an inner perimeter of the antennais formed at a position at which intensity H of a magnetic field produced by the card-side antennain a direction perpendicular to a surface on which the antennais disposed is in a range expressed by inequation (1):0.037/4&#x3a0;&#x3c;&#x3c;0.063/4&#x3a0;&#x2003;&#x2003;(1)where I is a current of the card-side antenna [A] and &#x3a0; is pi.

Antenna loop configuration for more efficiently surrounding the high intensity area of the magnetic field produced by an IC card

A method of inspecting a sensor sheet formed by a roll-to-roll scheme for a touch sensor, the sensor sheet including a roll sheet and a sensor electrode layer thereon, the sensor electrode layer including sensor electrodes running in a prescribed direction, the sensor sheet further including a terminal connected to the sensor electrode layer and alignment marks, the method including: arranging the sensor sheet on an inspection table of an inspection device, the inspection table having an alignment mark and inspection electrodes running in another prescribed direction such that at least one of the alignment marks aligns with the alignment mark on the inspection table and such that the inspection electrodes face the sensor electrodes orthogonally in a plan view and are vertically separated by a dielectric to form capacitances at respective intersections therebetween; measuring the capacitances at the respective intersections; and outputting the measured capacitances as an inspection result.

Inspection device

Provided is a method for inspecting a touch panel with which method it is possible to perform an inspection with high accuracy and to allow an improvement in yield. A drive signal is supplied to either one of sensor electrodes () and an inspection electrode (), a plurality of sense signals related to the respective sensor electrodes () are obtained from the other of the sensor electrodes and the inspection electrode, and conditions of the sensor electrodes () are determined according to the sense signals.

Method for inspecting touch-panel electrode substrate

An input device having a row electrode and a column electrode made by patterning a meshed metallic layer by forming a dividing section on a metallic line constituting the meshed metallic layer can suppress variability in areas of individual dividing sections formed on the metallic lines, whereby uneven shading due to the patterned, meshed conductive layer is suppressed from appearing on a touch operation surface. In the input device having the row electrode and the column electrode made by patterning the meshed metallic layer by forming the dividing section on the metallic line constituting the meshed metallic layer, a mesh side section intersecting with an ideal contour Spof the column electrode (meshed electrode) corresponding to one side of a mesh in the metallic line Mwis divided by a dividing section Rs that does not overlap with an intersection Mcp of the metallic lines to form an actual contour of the column electrode.

Input device, method of manufacturing the same, and electronic information equipment

An input device having a row electrode and a column electrode made by patterning a meshed metallic layer by forming a dividing section on a metallic line constituting the meshed metallic layer can make areas of individual dividing sections of the metallic lines uniform, whereby uneven shading due to the patterned, meshed conductive layer is suppressed from appearing on a touch operation surface. In the input device having the row electrode and the column electrode made by patterning the meshed metallic layer by forming the dividing section on the metallic line constituting the meshed metallic layer, at an intersecting section where metallic lines Mwconstituting a meshed conductive layer Lpintersects an ideal contour Spof a meshed column electrode, the direction for dividing the metallic lines at the intersecting section is set to the direction matching the direction of width of the metallic lines such that the area of the dividing section traversing the metallic line is minimal.

A display device () includes (i) a display panel () including a polarizing plate () on a surface of the display panel () and (ii) a touch panel () including a birefringent base material () on which a Y electrode pattern () and an X electrode pattern () are provided. Polarized light which has exited from the polarizing plate () enters the birefringent base material (). The display device () includes an antireflection layer () which reduces reflection of the polarized light. The antireflection layer () is provided on a first surface of the touch panel () which first surface is opposite to a second surface of the touch panel () which second surface faces the display panel ().

Provided is an in-cell touch panel having improved display quality. An opposite substrate relating to one embodiment of the present invention is provided with a black matrix, first electrodes, which are disposed in the Y direction, and second electrodes, which are disposed in the X direction. The first electrodes and the second electrodes are formed such that the boundaries therebetween are positioned in regions that coincide with the black matrix in a planar view.

Touch panel substrate with floating electrode pattern

A touch panel substrate () provided with position detecting electrodes (first electrodes () and second electrodes ()) includes a black matrix () which is made of an electrically conductive material and is electrically connected to a counter electrode (). This provides (i) a touch panel substrate which is high in position detection performance and capable of carrying out a stable position detecting operation and which is used in an in-cell touch panel, and (ii) a display panel including such a touch panel substrate.

Touch panel substrate and display panel

A solar cell () of the present invention includes a photoelectric conversion layer () and a photonic crystal provided inside the photoelectric conversion layer () in order to have a photonic band gap. The photonic crystal has defects () in order to provide a defect level in the photonic band gap. Qwhich is a Q value representing a magnitude of a resonance effect yielded by coupling between the photonic crystal and an outside is substantially equal to Qwhich is a Q value representing a magnitude of a resonance effect yielded by a medium of the photoelectric conversion layer ().

Solar cell, solar cell panel, and device comprising solar cell

A semiconductor layer for an active element included in each of a plurality of pixels in a display section is constituted by an oxide layer containing at least one element selected from the group consisting of In, Ga, and Zn. There is provided, for the display section, a liquid crystal panel's timing controller () configured to carry out control so that (i) a length of a first period during which image data is written is not more than twice that of the second period and/or (ii) one (1) frame period is longer than 16.7 msec.

Growing community of inventors

Osaka, Japan

Yuhji Yashiro