Abstract: An inkjet printer that can improve image quality of printing than in a conventional technique is to be provided. An inkjet printer includes an inkjet head 40 that discharges ink droplets toward a print medium; an in-head ink heating unit that heats ink inside the inkjet head 40; and an out-of-head ink heating device 68 that heats ink in an ink supply passage to the inkjet head 40 at outside of the inkjet head 40, and the out-of-head ink heating device 68 is arranged at a position where the heated ink is supplied to the inkjet head 40.

Abstract: An apparatus, system, and method to flash print an image. The apparatus includes an energy source that delivers energy. The apparatus includes an energy pulse width modulator coupled to the energy source. The energy pulse width modulator may receive energy from the energy source and modulate the energy received from the energy source. The energy pulse width modulator may be driven by a logic module. The apparatus also includes a plurality of imaging pixels modulated by the energy pulse width modulator and conveying modulated energy to a host material. The host material may be in close proximity to a receiving medium and the modulated energy may release dye from the host material into the receiving medium.

Abstract: The invention relates to a laser based printing apparatus (100) using laser light sources (111, 112, 113, 402, 404, 406, 604, 606, 808, 810) for supplying energy to a target object (120) to form an image.

Abstract: A printing system includes a media transport system configured to transport a web of print media through a printing zone at a transport speed in a transport direction proceeding from up-web to down-web. A plurality of printheads each at least spanning the print zone and each configured to eject a radiation-curable ink. At least one PIN is unit positioned between two of the printheads relative the transport direction and configured to emit radiation onto the print media to partially cure the ink emitted by a printhead that is up-web from the PIN unit. A controller controls a power level of the PIN unit so that the radiative power level of the PIN unit decreases as the transport speed increases.

Abstract: An image forming apparatus includes: a polygon mirror formed with a plurality of reflection surfaces, and a generating device configured to generate a pulse signal required to modulate a laser beam based on image data. The generating device is further configured to generate a pulse signal by inserting or deleting a pulse signal having a width smaller than a width of a pulse signal corresponding to one pixel of the image data into or from a pulse signal corresponding to the image data based on information associated with deviation amounts between lengths of scanning lines formed by the plurality of reflection surfaces and a reference value, so as to adjust the lengths of the scanning lines formed by the plurality of reflection surfaces to be closer to the reference value.

Abstract: A disclosed vertical cavity surface emitting laser device emits light orthogonally in relation to a substrate and includes a resonator structure including an active layer; and semiconductor multilayer reflectors disposed in such a manner as to sandwich the resonator structure between them and including a confinement structure which confines an injected current and transverse modes of oscillation light at the same time. The confinement structure has an oxidized region which surrounds a current passage region. The oxidized region is formed by oxidizing a part of a selective oxidation layer which includes aluminum and includes at least an oxide. The selective oxidation layer is at least 25 nm in thickness. The semiconductor multilayer reflectors include an optical confinement reducing section which reduces optical confinement in a transverse direction. The optical confinement reducing section is disposed on the substrate side in relation to the resonator structure.

Abstract: Disclosed is a tape printer including: a vertical/horizontal conversion section that applies vertical/horizontal conversion processing to a character image to be rotated in at least one of a clockwise direction and a counterclockwise direction; a print section that prints the character image on a tape; a time acquisition section that acquires time displayed by a hand image constituting a hand type clock image serving as the character image; and a basic hand image storage section that stores a main basic hand image of a plurality of the hand images whose angles are different from each other according to time, wherein, when the hand image that displays the time acquired by the time acquisition section is not included in the basic hand image, the vertical/horizontal conversion section applies the vertical/horizontal conversion processing to the basic hand image to generate the hand image that displays the time acquired by the time acquisition section.

Abstract: A system directs a laser beam to mark a material with an alphanumeric code. Character and quality information corresponding to a mark to apply to the material with the laser beam can be received, a font definition that specifies character segments can be obtained, a set of multiple spaced locations can be generated from the character segments in accordance with the character and quality information, and the material can be marked with the laser beam by directing the laser beam to dwell at the locations and move between the locations without deactivating the laser beam.

Abstract: A laser scanning unit and a color image forming apparatus using the laser scanning unit. The laser scanning unit includes a deflector that is rotatable to deflect a plurality of light beams that are incident on the deflector from a plurality of light sources at an angle with respect to a sub-scanning direction; at least one optical path changing member to change an optical path of each of the light beams deflected by the deflector; and a first f-? lens to focus the light beam that passes through the optical path changing member onto a corresponding scanning target surface.

Abstract: An optical scanning device includes: a light source that emits a laser beam modulated and driven according to an image forming signal; a scanning optical system that includes a polygon mirror to scan a surface of a photoconductor with the laser beam from the light source; a surface identifying unit that associates a sub-scanning position by the polygon mirror with each surface of the polygon mirror; and a light-amount adjusting unit that adjusts a light amount of the light source according to the sub-scanning position, for each surface of the polygon mirror.

Abstract: Apparatuses and methods for locating and retrieving image data from a memory and to subsequently control nozzles of a handheld printer during a printing operation are described herein. The novel methods may include initially determining an index location of an index nozzle of a printer with respect to an image in physical image space, a version of the image being stored in a memory, and the printer having a plurality of nozzles including the index nozzle. Then, based at least in part on the determined index location, the novel methods may include calculating one or more secondary locations with respect to the image in the physical image space of one or more secondary nozzles of the plurality of nozzles. Data stored at corresponding locations of the memory may then be read based at least in part on the index and secondary locations in physical image space, the corresponding locations of the memory being associated with the index and secondary locations in physical image space.

Abstract: Systems and methods are described for printing directly onto textiles including pre-treating a textile with a liquid solution to improve the quality of the printed image. The systems and methods prevent over saturation of the fibers of the textile by the ink thereby reducing undesirable mixing of the ink and blurring of the printed image.

Abstract: A cutting apparatus comprises a cutting unit including a first blade member and a second blade member that cooperates with the first blade member in cutting an object, configured to cut the object by moving the object and at least one of the first and second blade members relative to each other in a cutting direction; and a changing unit configured to change a crossing angle between the first blade member and the second blade member during an operation of cutting the object, wherein the changing unit makes the crossing angle after the start of the cutting smaller than the crossing angle at the start of the cutting.

Abstract: A liquid ejecting apparatus according to the invention includes: a modulation unit that generates a modulated signal which is obtained by pulse-modulating an original signal; a gate driver that generates an amplification control signal, based on the modulated signal; a transistor that generates an amplified and modulated signal which is obtained by amplifying the modulated signal, based on the amplification control signal; a low pass filter that generates a drive signal by demodulating the amplified and modulated signal; a piezoelectric element that is displaced by the drive signal which is applied; a first power supply unit that applies a signal to a terminal of the piezoelectric element, other than a terminal to which the drive signal is applied; a cavity; and a nozzle, wherein the gate driver and the first power supply unit are connected to a common ground terminal.

Abstract: An irradiation device includes a first LED row having a plurality of LEDs aligned in one row and electrically connected in series, and a second LED row having a plurality of LEDs aligned in one row and electrically connected in series. The first LED row and the second LED row are aligned adjacent to each other in a direction that crosses an array direction of the LEDs of the first LED row. A direction of current flowing in the first LED row is opposite to a direction of current flowing in the second LED row.

Abstract: In one example, parts to be assembled into a fluid flow structure include: a first part having flat sealing surfaces each surrounding one of multiple first conduit openings; a second part having sealing ridges each surrounding one of multiple second conduit openings; and a single gasket having multiple holes each surrounded on both sides by a flat sealing surface. Each hole in the gasket is positioned to align with one of the first and second conduit openings so that, when the parts are assembled together, each gasket sealing surface contacts a corresponding one of the flat sealing surfaces on the first part or the sealing ridges on the second part and fluid may flow through the holes in the gasket from the conduit openings on one of the parts to the conduit openings on the other part.

Abstract: A system, method and non-transitory computer readable medium for testing the alignment of a bidirectional scanning print system are described. A first swathe is printed in first direction, and a second swathe is printed after the first in a second direction along a print axis. Each swathe comprises a plurality of printed blocks aligned along the print axis, separated by unprinted bars. Misalignment in the print system can be identified from the print output.

Abstract: A method of cleaning a liquid discharge head having a substrate provided with a supply port, a heat-generating resistor covered with a covering layer, a liquid chamber forming member configured to form a liquid chamber, and at least one electrode and being configured to discharge liquid supplied to the liquid chamber from the supply port by causing the heat-generating resistor to generate heat, includes applying a voltage to the covering layer and the electrode to cause an electrochemical reaction between the covering layer and the liquid and dissolve the covering layer into the liquid to remove kogations accumulated on the covering layer, in which the covering layer and the electrode to which the voltage is to be applied are not provided in the same liquid chamber having the same cross-sectional area in a direction from the covering layer toward the electrode.

Abstract: The imaging optical element includes an optical surface whose shape within a sub-scanning section has a non-circular shape.

Abstract: A spill proof, user-friendly dispensing system that protects users from exposure to toxic fluids (e.g., Ethylene Glycol used in MICR ink) includes a bottle loading mechanism for feeding ink or other fluids to a respective supply tank of an image forming device, and a quick connect gravity feed multipurpose bottle apparatus. Ink replenishing bottles can be inserted upright into holder of the bottle loading mechanism, connected to a supply tank, and folded back out-of-the-way in a dispensing position. The bottle may be rotated from a gravity feed position to a rotated position for removal and installation while the bottle remains in the holder. The bottle when empty may be used to collect waste from the image forming device.