Patent application number | Description | Published |
20080238960 | Print method, print apparatus, and recording medium driving apparatus - A print method that prints visible information by ejecting ink droplets from a print head onto a printed object rotated by a rotational driving unit is provided. The print method includes the steps of: carrying out impact position correction that corrects displacements in impact positions of the ink droplets to convert the visible information to impact position-corrected polar coordinate data when converting the visible information from biaxial perpendicular coordinate data to polar coordinate data; generating ink ejection data based on the impact position-corrected polar coordinate data; and printing the visible information by ejecting the ink droplets onto the printed object based on the ink ejection data. | 10-02-2008 |
20080266344 | Liquid Ejector and Method for Ejecting Liquid - A liquid discharge apparatus that is capable of setting a proper deflection amount for deflecting an ink discharge direction even when the distance between the ink discharge surface and the ink landing surface of print paper varies and method of using same. The liquid discharge apparatus includes a head in which a plurality of nozzle-incorporated ink discharge sections are arrayed, discharge direction deflection means for deflecting the discharge direction of an ink discharged from a nozzle of each ink discharge section in the direction of ink discharge section arrangement, distance detection means for detecting the distance between the ink discharge surface of the head and the ink landing surface of print paper, and discharge deflection amount determination means for determining the ink discharge deflection amount (discharge angle) to be provided by the discharge direction deflection means in accordance with the results of detection by the distance detection means. | 10-30-2008 |
20080303860 | Liquid ejecting head and printing apparatus - Disclosed is a liquid ejecting head includes a head main body having nozzles facing a spray surface of a rotating member rotationally driven, and ejecting liquid from the nozzles, and a mist capturing unit capturing mist of the liquid ejected from the nozzles. In the liquid ejecting head, the mist capturing unit is formed such that a passage, through which air flows in a predetermined direction over the spray surface while the rotating member is driven to rotate, is formed narrower than a distance between the nozzles and the spray surface. | 12-11-2008 |
20090056768 | LIQUID EJECTION HEAD, LIQUID EJECTION APPARATUS, AND MANUFACTURING METHOD OF LIQUID EJECTION HEAD - A liquid ejection head includes an energy-generating element arranged on a semiconductor substrate, a barrier layer deposited on the semiconductor substrate for forming a liquid chamber in the periphery of the energy-generating element, and a nozzle sheet bonded on the barrier layer and having a nozzle formed at a position opposing the energy-generating element, in which the liquid ejection head ejects liquid contained in the liquid chamber from the nozzle as liquid droplets by the energy-generating element, and the barrier layer is provided with a plurality of depressions, each having an independent contour, arranged within a range, which is separated from the border of the barrier layer, on an adhesive region adhering to the nozzle sheet. | 03-05-2009 |
20090085955 | LIQUID EJECTION HEAD, LIQUID EJECTION APPARATUS, AND MANUFACTURING METHOD OF LIQUID EJECTION HEAD - A liquid ejection head includes an energy-generating element arranged on a semiconductor substrate, a barrier layer deposited on the semiconductor substrate for forming a liquid chamber in the periphery of the energy-generating element, and a nozzle sheet bonded on the barrier layer and having a nozzle formed at a position opposing the energy-generating element, in which the liquid ejection head ejects liquid contained in the liquid chamber from the nozzle as liquid droplets by the energy-generating element, and the barrier layer is provided with a plurality of depressions, each having an independent contour, arranged within a range, which is separated from the border of the barrier layer, on an adhesive region adhering to the nozzle sheet. | 04-02-2009 |
20090183188 | DISC RECORDING AND/OR REPRODUCING APPARATUS AND MIST ADSORBING METHOD OF THE DISC RECORDING AND/OR REPRODUCING APPARATUS - A disc recording and/or reproducing apparatus includes a disc mounting unit to which a disc recording medium is removably mounted, the disc mounting unit rotating the disc recording medium; a print head which discharges an ink drop towards a label surface of the disc recording medium that is rotationally driven by the disc mounting unit; and a mist attracting unit which, by applying a voltage, attracts mist of the ink drop discharged from the print head, the mist attracting unit provided near the disc recording medium mounted to the disc mounting unit. | 07-16-2009 |
20090251500 | PRINTING APPARATUS, PRINTING METHOD AND COMPUTER PROGRAM - There is provided a printing apparatus including a printing unit for printing visual information on a non-recording surface of a rotatably driven recording medium by discharging ink droplets; and a control unit for controlling movement of the printing unit in a radial direction of the recording medium, and controlling a discharge timing of the ink droplets discharged from the printing unit, wherein the printing unit prints the visual information by multi-path printing of completing printing on a same radius position of the non-recording surface by discharging ink from different ink discharge nozzles, and the control unit controls the printing unit so as to print with a printing pattern different from a printing pattern on other locations of the non-recording surface when printing on an innermost periphery region of the non-recording surface with the printing unit. | 10-08-2009 |
20090251501 | PRINTING APPARATUS, PRINTING METHOD AND COMPUTER PROGRAM - There is provided a printing apparatus including a printing unit for printing visual information on a non-recording surface of a rotatably driven recording medium by discharging ink droplets; and a control unit for controlling movement of the printing unit in a radial direction of the rotatably driven recording medium, and controlling a discharge timing of the ink droplets discharged from the printing unit, wherein the printing unit includes a plurality of ink droplet discharge nozzles, arrayed in a line in the radial direction of the recording medium, for discharging ink droplets of different colors by the control of the control unit, and the control unit completes the printing of the visual information by reciprocating the ink droplet discharge nozzles for plural times in the radial direction of the rotatably driven recording medium. | 10-08-2009 |
20090285085 | OPTICAL DISC RECORDING DEVICE, DATA RECORDING METHOD, AND DATA RECORDING PROGRAM - An optical disc recording device includes: an optical disc device to record optical recording data onto an optical disc; a recording data assigning unit to divide a recording region on the optical disc into multiple divisions, part as a data region, assign optical recording data thereto; a redundancy data calculating unit to calculate redundancy data for restoring recorded data; a redundancy data assigning unit to take divided regions other than the data region as a redundancy region, and assign the corresponding redundancy data thereto; a recording/playing device having a recording capacity greater than the data region; and a recording control unit configured to record optical recording data in the data region and also at least a part thereof in the recording/playing device, cause the recording/playing device to play the optical recording data recorded therein at the time of calculating redundancy data, and record calculated redundancy data in the redundancy region. | 11-19-2009 |
20090288108 | OPTICAL DISK DEVICE AND ROTATION CONTROL METHOD - An optical disk device of the present invention includes a spindle motor, an optical pick-up, and a rotation control portion. The spindle motor is a rotational drive portion that rotates an optical disk, on an information recording surface of which a plurality of addresses are recorded. The optical pick-up records an information signal onto and plays back the information signal from the information recording surface of the optical disk that is rotated by the spindle motor. The rotation control portion controls the rotation of the optical disk by the spindle motor. In this case, the rotation control portion performs control based on a first reference signal that can be read off the optical disk, such that the optical disk is rotated at a speed that is based on a specified clock count. | 11-19-2009 |
20090289970 | DISK RECORDING DEVICE - A disk recording device includes a disk rotation mechanism, a pick-up device, a print head, and an air flow guide portion. The disk rotation mechanism rotates a removably mounted disk-shaped recording medium. The pick-up device is disposed such that it faces a recording surface of the disk-shaped recording medium, and it at least one of records information to and plays back information from the disk-shaped recording medium. The print head is movably disposed on a printing surface side of the disk-shaped recording medium and has an ink discharge portion that discharges ink droplets in the direction of the printing surface of the rotating disk-shaped recording medium. The air flow guide portion is provided around the disk-shaped recording medium, and it guides an air flow that is generated by the rotating of the disk-shaped recording medium by the disk rotation mechanism. | 11-26-2009 |
20090296123 | PRINTING DEVICE, PRINTING METHOD, AND PROGRAM - A printing device includes a controlling section that converts visible information, expressed using biaxial orthogonal coordinate data, into polar coordinate data, and binarizes the polar coordinate data to generate binarized polar coordinate data. Next, the controlling section performs landing position correction on the binarized polar coordinate data, and generates ink discharge data in which displacements of landing positions of ink drops, caused by the order in which the ink drops are discharged from discharge nozzles, are corrected. | 12-03-2009 |
20100008197 | OPTICAL DISK APPARATUS AND EMISSION CONTROL METHOD - An optical disk apparatus according to the present invention includes a spindle motor that rotates an optical disk on whose information recording surface a plurality of addresses is recorded, an optical pickup that records/reproduces an information signal on/from the information recording surface of the optical disk rotated by the spindle motor, an strobe light-emitting unit that irradiates a label surface of the optical disk with light, and a control unit that causes the strobe light-emitting unit to emit light based on an address selected from the plurality of addresses as a reference address and a reference signal readable from the optical disk. | 01-14-2010 |
20100039464 | PRINTING APPARATUS, PRINTING METHOD, AND PROGRAM - A print head which includes at least two discharge nozzle lines arranged on at least two lines, out of a base line corresponding to a radial direction of the rotating print object and at least one offset lines parallel to the base line, discharges ink drops of the same color from discharge nozzles of the discharge nozzle lines, moves the print head so as to minutely move the discharge nozzle lines on the base line or the offset lines, and discharges ink drops of the same color from the discharge nozzles passing through second paths moved minutely from the first paths over the rotating print object. In this way, the ink drops are discharged on the area where print defects are caused because the area is not on the paths of the discharge nozzles before the discharge nozzles are minutely moved. | 02-18-2010 |
20100039472 | PRINTING HEAD, PRINTING DEVICE, SERIAL DATA GENERATION DEVICE, AND COMPUTER PROGRAM - A printing head of a liquid discharge type includes a printing head structure, in which head chips, each of which has overlapped nozzle regions formed before and after an effective nozzle region, are disposed such that a front end position of an effective nozzle region of a head chip and a rear end position of an effective nozzle region of another head chip, the head chips being adjacent to each other, are aligned with each other with difference in level. | 02-18-2010 |
20100289849 | DISC DEVICE - According to the present invention, provided is a disc device including a disc mounting unit having a mounting surface, on which a disc-like recording medium is mounted; a print head for discharging ink towards a label surface of the disc-like recording medium mounted on the disc mounting unit; and a mist inducing unit for inducing the ink discharged from the print head when applied with a predetermined voltage. | 11-18-2010 |
20120069069 | LIQUID DISCHARGING APPARATUS - A liquid discharging apparatus includes a liquid discharging head having liquid discharging nozzles; a platen that retains a recording sheet; a liquid detection unit which can move between the liquid discharging head and the platen and detects liquid discharge states from the liquid discharging nozzles; and a unit driving mechanism which moves the liquid detection unit, wherein the liquid detection unit moves from a detection start end to a detection termination end at the time of detection of the liquid discharge states, and at the time of movement of the liquid detection unit, liquid discharge operations from nozzle orifices in a certain area located at a certain distance from a detection position are performed ahead of detection by the liquid detection unit, and at the time of detection by the liquid detection unit, a liquid discharge operation from the nozzle orifice that becomes a detection target is performed again. | 03-22-2012 |