Abstract: In order to improve the precision of liquid level computation in an accommodating part for accommodating a developer, the image forming device of the invention includes an accommodating part for accommodating a developer including a toner and a carrier, a developer container into which is supplied developer from the accommodating part, an electrostatic capacity detector for detecting electrostatic capacity, the electrostatic capacity detector having a first electrode provided to the accommodating part, a second electrode provided to the accommodating part, and a counter electrode opposite the first electrode and the second electrode, interposed by the developer; and a controller for stopping supply of developer from the accommodating part to the developer container based on a first electrostatic capacity detected by the first electrode and the counter electrode of the electrostatic capacity detector, and a second electrostatic capacity detected by the second electrode and the counter electrode.

Abstract: In order to provide a developer reservoir that allows the liquid level to be accurately detected and with which the device does not end up being bulkier, the developer reservoir of the present invention includes a holder for holding a liquid developer containing toner and a carrier, an electrostatic capacitance type of liquid level sensor that detects electrostatic capacitance and has a first sensor electrode provided to the holder and a second sensor electrode that is opposite the first sensor electrode with liquid developer in between, and a calculator for calculating the level of the liquid developer held in the holder on the basis of the electrostatic capacitance detected by the electrostatic capacitance type of liquid level sensor.

Abstract: An image forming apparatus includes a latent image carrier on which a latent image is formed. The latent image is developed, and the developed image is transferred onto a recording target medium. A fixing section thermally fixes the recording target medium on which the image has been transferred. A storing section stores variation information regarding variation in size of the thermally fixed recording target medium. An image data processing section processes image data for transfer on a first side of the recording target medium based on the variation information. A data outputting section outputs the processed image data for transfer on the first side of the recording target medium and outputs image data for a second side of the recording target medium, which has not been processed by the image data processing section, to transfer the image data on the second side of the recording target medium.

Abstract: Provided is an exposure head, including: an array substrate having a plurality of organic EL elements arranged in an array on one face; and a plurality of circuit chips having a circuit for driving the organic EL element, and in which the forming face of the circuit is serially arranged along the extending direction of the array substrate so as to face one face of the array substrate; wherein the plurality of circuit chips are mutually serially connected by providing a pair of wiring groups for each mutual boundary location of the circuit chips on one face of the array substrate and outside the arrangement area of the organic EL element, bump-bonding one of the adjacent circuit chips to one end of the pair of wiring groups, and bump-bonding the other adjacent circuit chip to the other end of the pair of wiring groups.

Abstract: Provided is an exposure head controller that controls, via pulse width modulation control, the emission quantity of each light emitting element in an exposure head having a light emitting element array formed by arranging a plurality of light emitting elements in a main scanning direction and a sub scanning direction orthogonal thereto, comprising: a data retention unit that retains dot gathering control data showing whether to emit each light emitting element at the starting point side, terminal point side or in the middle of an emission period corresponding to a 1 pixel pitch in the sub scanning direction, or to divide and emit each light emitting element at the starting point side and terminal point side, emission time data showing the emission time of each light emitting element, and skew data showing the skew quantity of each light emitting element; a dot gathering operation circuit provided to each light emitting element and which operates the time in which the light emitting element is to be retained i

Abstract: Image data are inputted from a data processing means (23) into storage means (24) so that light emitting elements on one line (28a) of a light emitting element (yellow) line head (28) are actuated according to signal outputted from a shift resistor (24a) so as to expose pixels on an image carrier. At a point of time when the pixels reach a position corresponding to the light emitting elements in a next line (28b) by moving the image carrier in a direction of arrow X, the image data are transmitted to a shift resistor (24b) and then outputted to the line (28b) so as to expose the pixels again. The image data are transmitted among the shift resistors sequentially by moving the image carrier, thereby achieving the multiple exposure of the same pixels.

Abstract: When image processing is performed, the present invention increases the speed of processing for an individual scanning line constituting an image, and improves the throughput while suppressing the required memory area. The present invention is an image processor for performing image processing in parallel using a plurality of processors, wherein when an individual scanning line is divided into a plurality of partial areas, at least one of the plurality of processors is allocated to each of the partial areas for at lest one scanning line constituting an image, and image processing is performed in parallel. As a memory area for storing the image processing result, the image processor comprises memory areas for the number of scanning lines, which is less than the number of the plurality of processors.

Abstract: An image processing device includes: a first memory unit which receives screen data selected from a plurality of screen data stored in a second memory unit and transferred to the first memory unit, and stores the received screen data; and a third memory unit which has a first area for receiving first line data as line unit data of screen data stored in the first memory unit and transferred to the first area and for storing the first line data, and a second area for receiving second line data as line unit data of the screen data stored in the first memory unit and transferred to the second area and for storing the second line data.

Abstract: Provided is an exposure head, including: an array substrate having a plurality of organic EL elements arranged in an array on one face; and a plurality of circuit chips having a circuit for driving the organic EL element, and in which the forming face of the circuit is serially arranged along the extending direction of the array substrate so as to face one face of the array substrate; wherein the plurality of circuit chips are mutually serially connected by providing a pair of wiring groups for each mutual boundary location of the circuit chips on one face of the array substrate and outside the arrangement area of the organic EL element, bump-bonding one of the adjacent circuit chips to one end of the pair of wiring groups, and bump-bonding the other adjacent circuit chip to the other end of the pair of wiring groups.

Abstract: Provided is an exposure head, including: an array substrate having a plurality of organic EL elements arranged in an array on one face; and a plurality of circuit chips having a circuit for driving the organic EL element, and in which the forming face of the circuit is serially arranged along the extending direction of the array substrate so as to face one face of the array substrate; wherein the plurality of circuit chips are mutually serially connected by providing a pair of wiring groups for each mutual boundary location of the circuit chips on one face of the array substrate and outside the arrangement area of the organic EL element, bump-bonding one of the adjacent circuit chips to one end of the pair of wiring groups, and bump-bonding the other adjacent circuit chip to the other end of the pair of wiring groups.

Abstract: Provided is an exposure head controller that controls, via pulse width modulation control, the emission quantity of each light emitting element in an exposure head having a light emitting element array formed by arranging a plurality of light emitting elements in a main scanning direction and a sub scanning direction orthogonal thereto, comprising: a data retention unit that retains dot gathering control data showing whether to emit each light emitting element at the starting point side, terminal point side or in the middle of an emission period corresponding to a 1 pixel pitch in the sub scanning direction, or to divide and emit each light emitting element at the starting point side and terminal point side, emission time data showing the emission time of each light emitting element, and skew data showing the skew quantity of each light emitting element; a dot gathering operation circuit provided to each light emitting element and which operates the time in which the light emitting element is to be retained i

Abstract: Provided is an exposure head, including: an array substrate having a plurality of organic EL elements arranged in an array on one face; and a plurality of circuit chips having a circuit for driving the organic EL element, and in which the forming face of the circuit is serially arranged along the extending direction of the array substrate so as to face one face of the array substrate; wherein the plurality of circuit chips are mutually serially connected by providing a pair of wiring groups for each mutual boundary location of the circuit chips on one face of the array substrate and outside the arrangement area of the organic EL element, bump-bonding one of the adjacent circuit chips to one end of the pair of wiring groups, and bump-bonding the other adjacent circuit chip to the other end of the pair of wiring groups.

Abstract: Provided is an exposure head controller that controls, via pulse width modulation control, the emission quantity of each light emitting element in an exposure head having a light emitting element array formed by arranging a plurality of light emitting elements in a main scanning direction and a sub scanning direction orthogonal thereto, comprising: a data retention unit that retains dot gathering control data showing whether to emit each light emitting element at the starting point side, terminal point side or in the middle of an emission period corresponding to a 1 pixel pitch in the sub scanning direction, or to divide and emit each light emitting element at the starting point side and terminal point side, emission time data showing the emission time of each light emitting element, and skew data showing the skew quantity of each light emitting element a dot gathering operation circuit provided to each light emitting element and which operates the time in which the light emitting element is to be retained in

Abstract: Image data is inputted from a data processing device 23 into storage means 24 formed on a light-emitting element (yellow) line head 28 so that light emitting elements in one line 28a expose pixels on an image carrier in response to output signal from a shift resistor 24a. As the image carrier is moved in the direction of X to bring said pixels to reach the position corresponding to light emitting elements in the next line 28b, the image data is transmitted to a shift resistor 24b so that the shift resistor 24b outputs the image data to light emitting elements in the line 28b, whereby the pixels are exposed to light again. The movement of the image carrier and the transmission of the image data to the respective shift resistors are sequentially conducted, thereby conducting multiple exposure of each same pixel.

Abstract: Image data are inputted from a data processing means (23) into storage means (24) so that light emitting elements on one line (28a) of a light emitting element (yellow) line head (28) are actuated according to signal outputted from a shift resistor (24a) so as to expose pixels on an image carrier. At a point of time when the pixels reach a position corresponding to the light emitting elements in a next line (28b) by moving the image carrier in a direction of arrow X, the image data are transmitted to a shift resistor (24b) and then outputted to the line (28b) so as to expose the pixels again. The image data are transmitted among the shift resistors sequentially by moving the image carrier, thereby achieving the multiple exposure of the same pixels.

Abstract: An optical head that forms latent images on a photosensitive material by a multiple-exposure method is driven at higher speed. This optical head comprises a plurality of light emitting elements arranged in a specific direction, a storage unit for receiving and storing data corresponding to one pixel, a shift register having a plurality of registers respectively corresponding to the plurality of light emitting elements, the shift register receiving the data stored in the storage unit and successively shifting the data of each register, and an element drive circuit for lighting the corresponding light emitting elements on the basis of the data in each register of the shift register, wherein the plurality of light emitting elements arranged in the specific direction are successively lighted, and one pixel is subjected to multiple exposure.

Abstract: Image data are inputted from a data processing means (23) into storage means (24) so that light emitting elements on one line (28a) of a light emitting element (yellow) line head (28) are actuated according to signal outputted from a shift resistor (24a) so as to expose pixels on an image carrier. At a point of time when the pixels reach a position corresponding to the light emitting elements in a next line (28b) by moving the image carrier in a direction of arrow X, the image data are transmitted to a shift resistor (24b) and then outputted to the line (28b) so as to expose the pixels again. The image data are transmitted among the shift resistors sequentially by moving the image carrier, thereby achieving the multiple exposure of the same pixels.

Abstract: Provided is an exposure head controller for controlling a plurality of light-emitting elements arranged in a first direction and exposing a plurality of pixels, including: an exposure data generator for generating, based on pixel exposure data for exposing the respective pixels, a plurality of area exposure data for respectively exposing a plurality of areas in which the respective pixels are divided in a second direction intersecting with the first direction; and an exposure controller for exposing the plurality of pixels by controlling the plurality of light-emitting elements and exposing the plurality of areas based on the area exposure data.

Abstract: Provided is an exposure head controller that controls, via pulse width modulation control, the emission quantity of each light emitting element in an exposure head having a light emitting element array formed by arranging a plurality of light emitting elements in a main scanning direction and a sub scanning direction orthogonal thereto, comprising: a data retention unit that retains dot gathering control data showing whether to emit each light emitting element at the starting point side, terminal point side or in the middle of an emission period corresponding to a 1 pixel pitch in the sub scanning direction, or to divide and emit each light emitting element at the starting point side and terminal point side, emission time data showing the emission time of each light emitting element, and skew data showing the skew quantity of each light emitting element a dot gathering operation circuit provided to each light emitting element and which operates the time in which the light emitting element is to be retained in

Abstract: Provided is an exposure head, including: an array substrate having a plurality of organic EL elements arranged in an array on one face; and a plurality of circuit chips having a circuit for driving the organic EL element, and in which the forming face of the circuit is serially arranged along the extending direction of the array substrate so as to face one face of the array substrate; wherein the plurality of circuit chips are mutually serially connected by providing a pair of wiring groups for each mutual boundary location of the circuit chips on one face of the array substrate and outside the arrangement area of the organic EL element, bump-bonding one of the adjacent circuit chips to one end of the pair of wiring groups, and bump-bonding the other adjacent circuit chip to the other end of the pair of wiring groups.