Fujitsu Component Limited

Fujitsu Takamisawa Component Limited

Masanobu Hayama

Takashi Nakajima

Nobuyoshi Shimizu

Norio Endo

Koichi Kondoh

Satoshi Sakurai

Kenichi Fujita

Hiroshi Hasegawa

Daisuke Ichikawa

Shuji Nakamura

Kazuhiro Yasuno

Tamotsu Koike

Ryohei Okada

Katsuji Ideura

Kazuyuki Yoshifusa

Masayuki Kuribayashi

Jinsoo Park

Naoki Ishii

A touchscreen panel includes a first resistive film having a first electrode and a second electrode provided at corresponding ends thereof in a first direction; a second resistive film having a third electrode and a fourth electrode provided at corresponding ends thereof in a second direction perpendicular to the first direction; and a switch having a first end connected to the first electrode and a second end connected to a first end of a resistor group including a plurality of resistors, the resistor group having a second end connected to a certain electric potential. The switch is configured to allow one of the resistors of the resistor group to be selected and connected in series to the first resistive film.

Touchscreen panel, and method of initializing touchscreen panel

A position detecting method for a touchscreen panel includes the steps of (a) determining the presence or absence of contact with the touchscreen panel on a conductive film divided into multiple conductive regions; (b) measuring a time after the detection of the absence of the contact and determining whether the measured time is less than a predetermined time if step (a) determines the absence of the contact; and (c) determining the continuance of the contact if the measured time is less than the predetermined time.

Position detecting method for touchscreen panel, touchscreen panel, and electronic apparatus

A KVM (K: keyboard, V: video, M: mouse) switch to be connected between a computer, and a keyboard and a mouse, the KVM switch includes: a connector that is cascade-connected to another KVM switch; an inputter that inputs a creation instruction of control data including control information which controls the operation of the another KVM switch; a creator that creates the control data having a data format that is the same as a data format of key code data inputted from the key board or the mouse when a creation instruction of the control data is inputted, the control data including the control information and a first identifier indicative of the control data; and an outputter that outputs the created control data to the another KVM switch.

KVM switch

A method of initializing a touchscreen panel including a first resistive film having a first electrode and a second electrode provided at corresponding ends thereof in a first direction, a second resistive film having a third electrode and a fourth electrode provided at corresponding ends thereof in a second direction perpendicular to the first direction, a first resistor having a first end connected to the first electrode, and a second resistor having a first end connected to the third electrode, includes (a) measuring a potential with the touchscreen panel being contacted at two points with a predetermined potential being applied to the touchscreen panel; and (b) calculating a relational expression between the potential and a distance between the two points based on the measured potential.

Method of initializing touchscreen panel

A touchscreen panel includes an upper substrate having a first transparent conductor layer provided on a first base layer, and a lower substrate having a second transparent conductor layer provided on a second base layer. The first and second transparent conductor layers oppose each other via a spacer and make contact when the first base layer is pressed. The first transparent conductor layer is segmented into a plurality of conductive regions that are electrically insulated from each other.

Method of fabricating touchscreen panel by segmenting transparent conductor layer

A touch panel includes: a first conductive film divided into regions insulated from each other; a second conductive film facing and located away from the first conductive film; a pair of electrodes provided to the second conductive film, the electrodes facing each other; another pair of electrodes provided to the second conductive film, the electrodes facing each other; and a control unit configured to determine whether the first conductive film contacts with the second conductive film in each region, detect one of an X-coordinate and a Y-coordinate of a point where the first conductive film contacts with the second conductive film by applying a voltage to the pair of electrodes in a case where the first conductive film contacts with the second conductive film, discharge the voltage applied to the pair of electrodes after detecting one of the X-coordinate and the Y-coordinate in each region, and detects the other of the X-coordinate and the Y-coordinate in each region by applying a voltage to the another pair of electrodes after discharging the voltage applied to the pair of electrodes.

Touch panel and coordinate detection method in touch panel

A method of detecting a position on a touchscreen panel including a first resistive film having first and second electrodes provided at its corresponding ends in a first direction and a second resistive film having third and fourth electrodes provided at its corresponding ends in a second direction perpendicular to the first direction includes measuring a potential at the first electrode with supply voltage applied to a first resistor connected to the first electrode with the second electrode grounded; measuring a potential at the third electrode with the supply voltage applied to a second resistor connected to the third electrode with the fourth electrode grounded; measuring potentials at the third and fourth electrodes with the supply voltage applied to the first electrode with the second electrode grounded; and measuring potentials at the first and second electrodes with the supply voltage applied to the third electrode with the fourth electrode grounded.

Method of detecting position on touchscreen panel, touchscreen panel, and method of initializing touchscreen panel

Touchscreen panel, electronic apparatus and method of fabricating touchscreen panel

A KVM switch connected between a plurality of consoles including a plurality of monitors, and a plurality of information processing apparatuses, comprises a setting portion that sets a part or all of the plurality of consoles to each information processing apparatus as one group, wherein the plurality of monitors included in the plurality of consoles which are set as one group by the setting portion display information from an information processing apparatus corresponding to the group.

KVM switch and method for controlling the same

A touch panel includes a lower conductive film, four electrodes disposed in edge portions of four sides of the lower conductive film, and an upper conductive film disposed over the lower conductive film so that the upper and lower conductive films are opposed to each other, to detect an electric potential in the lower conductive film when the upper conductive film is in contact with the lower conductive film. The upper conductive film includes split portions containing no transparent conductive material and split conductive portions divided by the split portions. The touch panel is arranged to detect an electric potential of each of contact points in the split conductive portions when the upper and lower conductive films are brought in contact with each other at the contact points, and detect respective coordinates of the contact points based on the electrical potentials.

Touch panel and coordinates detecting method using touch panel

A selector that selectively makes connections between USB devices attached to a console side thereof and electronics devices connected to a host side thereof. The selector includes a USB host circuit controlling the USB devices, and USB device emulation circuits being respectively provided for the electronics devices and maintaining the connections with the electronics devices even while the USB devices are selectively being changed, and a control circuit coupling the USB host circuit and USB device emulation circuits.

Selector, selection method, and program product

A coordinate input device comprising a wheel operable through rotation includes a plurality of rotating bodies disposed along a circumferential edge of the wheel for rotation and a rotating body rotating state detection means for detecting the rotating state of the rotating bodies.

Coordinate input device having rotating bodies capable of rotating in a direction normal to the rotation of a wheel

A mouse for a computer has a small touch panel to realize improved functions. The mouse ( ) has a lower case ( ) and an upper case ( ) that covers an upper part of the lower case. A front part of the upper case has an integrated support. The touch panel is installed on the support, and a key top ( ) is fitted to the upper case to fix the touch panel. An instruction is generated according to a finger touching period or the movement of a finger on the touch panel, and the instruction is transmitted to the computer, to thereby realize the improved functions. The touch panel may be divided into sections, and some of the sections may be used as switches, to thereby eliminate click switches from the mouse.

Mouse

A keyboard, which comprises a main keyboard unit, and an auxiliary keyboard unit having a multimedia key function, through which various functions, which can be realized by using a computer, and execution of application programs, which can be executed by using the computer, are directly achieved by a key operation as multimedia functions. The auxiliary keyboard unit is detachable from the main keyboard unit.

Growing community of inventors

Tokyo, Japan

Masanobu Hayama