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Liquid ejection head having improved durability against liquid, liquid
cartridge having such a liquid ejection...
A liquid ejection head includes therein a movable member, wherein the movable member is formed of lamination of at least three layers, at least one layer thereof...
Cleaner, and process cartridge and image forming apparatus using the
A cleaner for cleaning a surface of a rotating material, including an elastic blade arranged to counter the rotating material while a tip of the elastic blade is...
Fixing device and image forming apparatus using the same
A fixing device for fixing image information on a recording medium passing a nip of the present invention includes a rotatable member for transferring and...
Image forming apparatus effectively producing quality color image without
causing color slippage
An image forming apparatus includes a plurality of process cartridges. Each process cartridge includes an image carrier configured to form an image...
Sheet transporting apparatus and printing apparatus
A sheet transporting apparatus includes: a heating roller and a pressure roller that heats and presses a toner image to fix the toner image onto the sheet; a...
Image forming apparatus, process cartridge, and development unit
An image forming apparatus includes a plurality of developing devices, each of which stores a toner, a developing device installation section, in which the...
Optical control device
An optical control device includes a photonic crystal and a line-defect waveguide formed in the photonic crystal wherein the optical control device is capable of...
Image processing apparatus and method for determining whether an image is
of a vertical or horizontal writing
An image processing apparatus, including a transform unit configured to wavelet-transform image data into a set of wavelet coefficients, and a determination unit...
Laser diode driving circuit
A disclosed laser diode driving circuit causes a laser diode to emit light by varying a current value of a current source in accordance with a control signal...
Image signal processing method, image signal processing device, and image
signal processing system
A color image signal processing device having a high resolution and excellent color reproducibility even though the device comprises a one-chip color sensor. The...
Color image reading apparatus and color image reading method for
eliminating or reducing moire
A color image reading apparatus reads an original image by a line sensor through sequentially lighting respective light sources of a plurality of colors with...
Facsimile device and a facsimile device monitoring system
The invention relates to a facsimile device and a facsimile device monitoring system. The result of a transmission can be promptly informed to the user. When an...
Image processing apparatus, drawing processing method, and computer
A drawing instruction processor refers to a bit map line table that shows whether the bit arrays in the row unit are the same in the order of concentrations. The...
Interruption of job in information processing apparatus by means of
acquisition and release of resources
An information processing apparatus, which attends to inputting and outputting of image data, and processes the image data by performing a job that uses a...
Image forming apparatus and control method thereof
An image forming apparatus includes a first writing control device configured to control a writing of a first latent image, a second writing control device...
A limit circuit capable of providing high gain. The limit circuit included in an FM receiver comprises, for example, seven amplifiers (11 to 17), and a BPF (18)...
Constant voltage circuit and constant current source, amplifier, and power
supply circuit using the same
A constant voltage circuit is disclosed that includes a constant voltage generator circuit part converting an input voltage into a predetermined constant voltage...
Voltage regulator with plural error amplifiers
A constant voltage circuit that is capable of realizing high speed response with respect to an abrupt change in an input voltage or a load current is disclosed....
Semiconductor apparatus and infrared light sensor
A semiconductor apparatus includes a pair of first and second field effect transistors formed on a semiconductor substrate. The pair of first and second field...
Toner and fixing device and image forming device using the same
A toner containing toner particles having a core-shell structure containing a binder resin, a colorant and a release agent. The toner particles are prepared by...
Toner for developing electrostatic image, developer, image forming
apparatus, process for forming image,...
A toner for developing an electrostatic image, includes: a colorant; and a binder resin. The toner has a particle including at least one pore having a diameter...
Ink-jet recording ink, image forming method, ink-jet recording apparatus
and imaged article
An ink-jet recording ink contains at least a colorant, a moisturizer, water and a water-soluble substance capable of undergoing polycondensation along with...
Image forming apparatus with conveying part arranged to allow drying
An image forming apparatus has a recording head forming an image on paper by jetting ink, a conveying part conveying the paper to a position opposite to said...
Recording/reproduction apparatus, driving method therefor and disk
A stabilizing part applying aerodynamic force to the recording medium so as to control disk axial runout of the recording disk and stabilize it; the stabilizing...
Digital certificate management system, digital certificate management
apparatus, digital certificate management...
A digital certificate management apparatus updates a proof key used for proving validity of a digital certificate used for authentication for establishing...
Method and apparatus for serial communication system capable of
identifying slave apparatus using half-duplex...
A serial communication system is provided which performs serial communication between host and slave apparatus using half-duplex channel communication with a...
Output terminal apparatus for printing data by email
An apparatus includes a communication unit which receives email through a communication line, the email having been sent by a user and including a first...
Fixing apparatus and image forming apparatus
An image forming apparatus includes a first heater that heats a heating member, a second heater that heats a support member, and a third heater that heats a...
Long magnet, production method thereof, magnet roller and image forming
The long magnet includes a magnet block made of a mixture of rare earth magnetic powder, thermoplastic resin particles, fluidity additive, pigment, wax and...
Developing unit, process cartridge, and image forming apparatus
A developing unit includes a developer container that includes an opening and holds a developer; a first screw that stirs and conveys the developer, and that...
Tandem color image forming apparatus including a monochrome
A color image forming apparatus includes a first detecting device that detects a first detection objective and generates a pulse signal having a prescribed...
Method and apparatus for image forming having a predetermined gap formed
between an image bearing member and a...
A process cartridge includes an image bearing unit, a developing unit, and first and second positioning members. The image bearing unit includes a ...
Fixing controller, image forming apparatus, and fixing control method
A fixing controller that utilizes an induction-heating (IH) fixing technique and a 2-CPU fixing technique is provided to reduce the control workload on the main...
Fixing device for fixing an image, image forming apparatus including the
fixing device, and fixing method
A fixing device for fixing an image formed on a recording material includes a fixing member and a pressing member which are rotatable to pass the recording...
Developing device, process cartridge and image forming apparatus
In accordance with the present invention, a transparent or semitransparent window is formed in a developing device or a process cartridge to allow one to see the...
Image processing apparatus and method
An apparatus for performing image processing on image data including a memory color includes: a characteristic value calculation part calculating a...
Optical pickup device and optical disk drive using the same
An optical pickup device includes a light source unit an optical system which leads a return light beam to a predetermined light-receiving location and includes...
Phase-change optical recording medium and recording method and apparatus
for the same
An optical recording medium has a phase-change recording layer containing Sb and Te as essential elements therefor, to which is added at least one element...
Information recording apparatus, information reproducing apparatus, and
method and system for recording and...
High speed access to an information recording medium is possible by preparing information relative to a lower level recording unit, e.g., a fragment, which is...
Image sensor unit
An image sensor unit has an electric discharge light emitting lamp for producing an illumination beam. The lamp includes a first electrode and a second electrode...
Autofocus system for an image capturing apparatus
A digital camera 100 includes a photographic optical system (21) for projecting an image of a subject; a CCD (24) for converting the projected image into an...
Toner for electrophotography, method of manufacturing the toner,
developer, development method, transfer...
The method of manufacturing toner for electrophotography includes the steps of dissolving or dispersing a toner composition containing a resin and a coloring...
Optical recording medium, recording material, method of producing optical
recording medium and optical...
An optical recording medium including a recording layer which includes a reversible phase-change recording material, the recording layer being capable of writing...
Apparatus and method for formation of a wiring pattern on a substrate, and
electronic devices and producing...
A wiring pattern-forming apparatus, includes a transfer plate 15 for transferring a wiring material 11 arranged to form a wiring pattern onto a substrate 10, a...
Liquid drop jet head, ink cartridge and ink jet recording apparatus
A liquid drop jet head includes a nozzle jetting a liquid drop, a liquid room connected to the nozzle, a common liquid room connected to the liquid room, a...
Sheet feeding device and image forming apparatus
A sheet feeding device includes a cassette configured to accommodate recording media, and a recording media feeding member configured to feed out the recording...
Pulverizing apparatus and method for pulverizing
A pulverization/classification apparatus includes a plurality of air nozzles, a milling chamber as a space for pulverizing particles by compressed air jetted by...
Ink cartridge packaging member, ink cartridge package, and ink cartridge
packaging and opening method
In a packing member that packs an ink cartridge, the packing member is constituted as an adhesive label, a perforation is provided on a portion of the label, an...
Temperature detecting unit with fixing apparatus
A temperature detecting unit including a temperature detecting sensor, a window member, and a frame which holds the window member. The temperature detecting...