Patent application number | Description | Published |
20080316581 | Method of Driving Electrophoretic Display Device, and Electrophoretic Display Device - An electrophoretic display device includes a transparent element substrate, a transparent opposite substrate, an electrophoretic display layer, and a selector. The element substrate has at least one transparent pixel electrode. The opposite substrate has a common electrode that is in correspondence with the at least one pixel electrode. The electrophoretic display layer is held between the element substrate and the opposite substrate. The selector selects any one of the element substrate and the opposite substrate as a display side of the electrophoretic display layer. | 12-25-2008 |
20100231488 | METHOD FOR OPERATING ELECTROPHORETIC DISPLAY APPARATUS, ELECTROPHORETIC DISPLAY APPARATUS, AND ELECTRONIC SYSTEM - There is provided a method for operating an electrophoretic display apparatus including a first substrate; a second substrate; an electrophoretic device being held between the first substrate and the second substrate and containing electrophoretic particles; a first electrode formed on a surface of the first substrate, the surface facing the electrophoretic device; an insulation layer formed between the first electrode and the electrophoretic device; and a second electrode formed on a surface of the second substrate, the surface facing the electrophoretic device. The method includes: (a) driving the electrophoretic device by inputting a first potential to the first electrode and inputting a second potential to the second electrode, and (b) recovering a potential of the second electrode by changing the potential of the second electrode, from the second potential to the first potential, at a constant rate such that a voltage applied to the electrophoretic device is made equal to or smaller than a threshold voltage of the electrophoretic device, wherein (b) is performed after (a) and before next (a). | 09-16-2010 |
20110019264 | ELECTROPHORETIC DISPLAY DEVICE - In at least one embodiment of the disclosure, a display device includes a first substrate and a second substrate. A layer is located between the first substrate and the second substrate. The layer includes a first region and a second region. The first region comprises an electrophoretic display layer having electrophoretic particles. The second region is located between the first region and an edge of the first substrate and includes a contact portion. The distance between the first substrate and the second substrate corresponding to the second region is smaller than the distance between the first substrate and the second substrate corresponding to the first region. | 01-27-2011 |
20130278110 | PIEZOELECTRIC MOTOR, DRIVE CIRCUIT, AND DRIVE METHOD - A piezoelectric motor includes a rotating body, a piezoelectric actuator including a protruding section having contact with the rotating body, and adapted to rotate the rotating body due to a motion of the protruding section when driving a piezoelectric element, and a drive circuit adapted to drive the piezoelectric element, and the drive circuit includes a drive signal generation section adapted to output a drive signal with a predetermined frequency, and an LC filter adapted to block a frequency higher than the predetermined frequency, and applies the drive signal to the piezoelectric element via the LC filter. | 10-24-2013 |
20140212999 | PHOTOELECTRIC CONVERSION DEVICE, IMAGE DISPLAY, METHOD OF MANUFACTURING PHOTOELECTRIC CONVERSION DEVICE, AND METHOD OF MANUFACTURING IMAGE DISPLAY - A photoelectric conversion device includes a plurality of photoelectric conversion regions disposed over a substrate, and a colored region disposed among the photoelectric conversion regions over the substrate, the colored region forming an image over the substrate. | 07-31-2014 |
20140309589 | FLUID INJECTION DEVICE AND CLOGGING DETECTING METHOD - A fluid injection device includes a pump which causes fluid to fluctuate, a fluid receiving member which includes a space for receiving at least a part of the fluctuated fluid, and a penetration hole which penetrates to the space, a film-like member which is provided on the penetration hole, and a sensor which detects a change of the film-like member. Rigidity of the fluid receiving member is higher than rigidity of the film-like member. | 10-16-2014 |
20150219088 | LIQUID TRANSPORT APPARATUS - A liquid transport apparatus includes: a flow channel forming member; a cam; a pressing member; a rotor configured to be rotated; a decelerating unit configured to transmit the rotation to the cam; a cam-side measuring unit configured to output a cam-side reference signal indicating the fact that the cam reaches a predetermined rotational angle; a first measuring unit configured to output a first signal when the rotor rotates; a second measuring unit configured to output a second signal indicating the fact that the rotor reaches a predetermined rotational angle; and a determining unit configured to determine a reference of the first signal on the basis of the second signal output after an output of the cam-side reference signal. The liquid transport apparatus is capable of determining a signal original point without variations to obtain a relationship between the signal original point and a pump original point easily. | 08-06-2015 |
20150219092 | LIQUID TRANSPORT METHOD AND LIQUID TRANSPORT APPARATUS - A liquid transport method includes rotating a cam from a reference position of rotation of the cam rotating for transporting liquid; determining whether or not the cam rotates to a predetermined rotational angle on the basis of an image of a liquid transport apparatus captured when the cam is rotated and stopped; and memorizing a signal value indicating a rotational angle of the cam from the reference position of rotation until the cam rotates to the predetermined rotational angle. With this method, the relationship between a signal original point and a pump original point is obtained easily. | 08-06-2015 |
Patent application number | Description | Published |
20090041562 | Part-delivery apparatus and method for the same - According to an aspect of an embodiment, there is provided a part-delivery apparatus which transports a part to a designated part-delivery position by drawing the part onto a head by suction pressure at a designated part-suction position, and which releases the part at the part-delivery position by stopping application of the suction pressure. The apparatus includes: a compliance mechanism for allowing movement of the head in a horizontal plane; an upper-side positioning unit for positioning the head in the part-suction position by responding to an upward movement of the head; and a lower-side positioning unit for positioning the head in the part-delivery position by responding to the downward movement of the head. | 02-12-2009 |
20100067998 | PROCESSING APPARATUS AND PROCESSING METHOD - A processing apparatus for processing a workpiece includes a router bit having a processing area for processing the workpiece; an actuator for moving the relative position of the router bit with respect to the workpiece so as to place a part of the processing area of the router bit in contact with the workpiece for processing the workpiece; an adjustment mechanism for adjusting the position of the router bit relative to the workpiece; a wearing detector for detecting wear of the processing area; and a controller for controlling the adjustment mechanism, upon detection of wear of the part of the processing area of the router bit, to make a different part of the processing area of the router bit contact with the workpiece during processing. | 03-18-2010 |
20100326241 | SCREW FASTENER - A screw fastener includes a screwdriver that includes a sleeve having an absorption hole configured to absorb a top surface of a screw, a bit housed in the absorption hole and having a tip engageable with a recess of the screw, and a rotation unit configured to rotate the bit with the sleeve, a movement unit configured to move the screwdriver between a container configured to accommodate the screw and a work, a positional shift detector configured to detect a positional shift on a plane between a center axis of the screw perpendicular to the plane and a center axis of the bit perpendicular to the plane, and a controller controls a movement of the movement unit so as to reduce the positional shift, based on a detection result of the positional shift detector. | 12-30-2010 |
20100326242 | SCREW FASTENER - A screw fastener includes a screwdriver that includes a sleeve having an absorption hole configured to absorb a top surface of a screw, a bit housed in the absorption hole and having a tip engageable with a recess of the screw, and a rotation unit configured to rotate the bit with the sleeve, a movement unit configured to move the screwdriver between a container configured to accommodate the screw and a work, an optical sensor provided to the sleeve and configured to detect the recess of the screw while a bottom surface of the sleeve and a top surface of the screw are arranged in noncontact manner, and a controller aligns the tip of the bit with the recess of the screw based on a detection result of the optical sensor. | 12-30-2010 |
20100326244 | SCREW FASTENER - A screw fastener includes a screwdriver that includes a sleeve having an absorption hole configured to absorb a top surface of a screw, a bit housed in the absorption hole and having a tip engageable with a recess of the screw, and a rotation unit configured to rotate the bit with the sleeve, a movement unit configured to move the screwdriver between a container configured to accommodate the screw and a work, an optical sensor provided to the sleeve and configured to detect the recess of the screw while a bottom surface of the sleeve and a top surface of the screw are arranged in noncontact manner, and a controller aligns the tip of the bit with the recess of the screw based on a detection result of the pressure detector. | 12-30-2010 |