Abstract: An image signal processing apparatus and a method thereof are disclosed. The image signal processing apparatus includes a random producing unit which produces seed values to a plurality of frames input for a predetermined period by using a linear feedback shift register (LFSR), and a dithering processing unit which carries out a dithering to input image signals by using the seed values produced by the random producing unit. With this construction, the apparatus can carry out the dithering without using a frame buffer, thereby allowing a high-definition image to be realized.

Abstract: An unnatural color change which occurs when combining trapping and spatial filter processing is suppressed. When image data is input, it is determined whether to perform trapping at the position of the pixel of interest of the input image data, and trapping is performed for the input image data. In addition, spatial filter processing is performed for the pixel of interest of the input data, an output of the trapping and that of the filter processing are weighted, and image data to be output is calculated.

Abstract: A data input device which inputs data to a navigation device includes: an image input unit capturing an image displayed on an image display carrier for displaying an image; a code extraction unit extracting a code hidden in the image; and a transmission unit transmitting the code to the navigation device.

Abstract: An image forming apparatus is supplied capable of, with respect to a manuscript in which watermark information 25 are buried, limiting an ease copy of manuscript whose watermark information can not be analyzed through stopping the copy of the manuscript according to the degradation state of the watermark information. In the image forming apparatus having copy function, a reading section to read manuscript on which watermark information are buried in an image; a judging section to judge the degradation state of the watermark information; and a controlling section to stop copy of the read manuscript when the watermark information is judged degrading are provided.

Abstract: A stamping system using a portable communication device is provided. In a preferred form, the stamping system has a server and a portable communication device, the server has a computer program for generating a file code and a log file, the portable communication device has a central processor, a communication unit, and a seal, the seal is used for generating a seal impression, when receiving a file code generation request, the server generates a file code and sends the file code to the portable communication device, the central processor sends a control signal to the seal in response to the file code, the seal generates a seal impression corresponding with the file code, the communication unit sends a log file generation request to the server, and the server generates a log file in response to the log file generation request.

Abstract: An information processing apparatus includes: a retrieval portion that retrieves feature information, which is identical to feature information obtained from a target recording medium to be processed, from a storage apparatus that stores feature information being optically readable from and being unique to each of recording media read in past times by a reading apparatus; and a control portion that controls at least one of capture and storage of an image recorded on the target recording medium in accordance with a result of the retrieval by the retrieval portion.

Abstract: A transmission-side MFP receives a user name, checks whether the user name is registered in a destination user list, and if so, transmits image data to a reception-side MFP. If an ACK is received, the transmission-side MFP displays that transmission was successful. When a NACK is received or a time out occurs, the transmission-side MFP checks whether the user name is registered in an individual address book, and if so, transmits the image data using a corresponding transmission method. If an ACK is received, the transmission-side MFP displays that transmission was successful. If a timeout occurs, the transmission-side MFP displays that transmission failed.

Abstract: An image forming apparatus includes a mounting portion on which an external memory device is mountable, a detecting unit that detects mounting or non-mounting of the external memory device to the mounting portion, a printing unit that prints data acquired from the external memory device, a memory unit that stores the data, and a controller. The controller is operable to control the printing unit to reprint the data stored on the memory unit, and prohibit the data from being reprinted when a detection result by the detecting unit indicates non-mounting of the external memory device.

Abstract: An image forming apparatus executes functional processing according to specific functional processing information stored in a storage unit. The image forming apparatus determines whether any data remains in the storage unit when new functional processing information is set. The image forming apparatus prevents the specific functional processing information stored in the storage unit from being updated based on the new functional processing information if any data remains in the storage unit, and replaces the specific functional processing information stored in the storage unit with the new functional processing information if no data remains in the storage unit.

Abstract: A computer readable medium storing a program causing a computer to execute a process for performing an information processing, the process including: determining, in a case where the computer performs a processing on information related to identification information of an external apparatus, whether an external apparatus corresponding to identification information of an external apparatus, the identification information being stored in a storage, is connected to a segment of an inter network to which the computer is connected; and controlling the computer to perform or inhibit the processing based on a result of the determining.

Abstract: The present invention provides a calibration method used in an image-capture apparatus. The method comprises providing a calibration chart not built in the image-capture apparatus. Users can select any kind of calibration chart by themselves. The calibration chart consists of pixels arranged in a two-dimensional array, which can prevent dark lines on the output of a scanned article. The information of the calibration chart is captured by the image-capture apparatus and then subjected to a correction means, such as a low-pass filter, whereby corrects aberrance of the information.

Abstract: A communication device is configured to transmit subject data to be transmitted. A desired destination is designated by designating a desired abbreviated number contained in a facsimile number list which contains abbreviated numbers and respectively corresponding facsimile numbers. A predetermined operation is applied to a facsimile number corresponding to the desired abbreviated number to obtain a first operated value. Then, the desired abbreviated number and the first operated value are stored. The predetermined operation is applied again to a facsimile number corresponding to the desired abbreviated number as stored to obtain a second operated value after the transmission instruction is acquired. Whether the second operated value coincides with the second operated value is judged, and transmission of the subject data is aborted if the first operated value does not coincide with the second operated value.

Abstract: Apparatus are provided which include a media content presenter, a media content cross-reference scanner, and a media content cross-reference presentation generator. The media content presenter presents media content. The media content cross-reference scanner scans media content presented by the media content presenter to gather, from the media content, cross-reference identifiers referencing other media content. The media content cross-reference presentation generator generates a set of presentation fields representing the gathered cross-reference identifiers.

Abstract: An imaging device and calibration method therefore forms a plurality of hard images upon media using user-defined image data. An optical characteristic of at least a portion of the hard images is sensed at a plurality of different spatial locations of the hard images. The sensed optical characteristic is compared with the user-defined image data, and the imaging device is calibrated using the sensed optical characteristic.

Abstract: An image processing apparatus to which a plug-in can be added is disclosed. The plug-in has at least one filter corresponding to a process constituting a job for conducting an image processing operation. The image processing apparatus includes a plug-in managing part for managing the plug-in and a plug-in registration requesting part for requesting the plug-in management part to register the plug-in in a case where the image processing apparatus is activated or where the plug-in is added to the image processing apparatus.

Abstract: An image reading apparatus includes an image reading sensor reading an image from a document, a light source turned on at a time when the image is read from the document by the image reading sensor, a data acquisition unit acquiring white reference data and black reference data which are used for performing shading correction for the image read by the image reading sensor, and a white reference plate for acquiring the white reference data, wherein the image reading sensor moves relative to the white reference plate while facing the white reference plate when the white reference data and the black reference data are acquired by the data acquisition unit, wherein the light source is repeatedly turned on and turned off when the image reading sensor moves relative to the white reference plate, and wherein the data acquisition unit acquires the white reference data on the basis of a detection signal that can be acquired from the image reading sensor at a time when the light source is turned on and acquires the bla

Abstract: A method of indexing images contained in scanned documents, wherein said scanned documents are stored in a repository, includes: for each document to be stored in the repository, dividing the document into a plurality of sections; scanning the plurality of sections; segmenting each scanned segment according to a predetermined coding model into image segment and non-image segments; associating each of the image segments with the document; and generating an index correlating the image segments with the document. The method may further include, at the time of image recall, displaying the index of image segments in a user interface; and responsive to selection of an image segment from the index, displaying the document information associated with the image segment in the user interface.

Abstract: A recording head is supplied capable of generating a plurality of concentration dots on the same line without providing a complicated circuit. The recording head has a recording device array in which a plurality of recording devices are arranged, and comprises a first input terminal which inputs a first driving signal for deciding a first driving time; a second input terminal which inputs a second driving signal for deciding a second driving time; a selecting section which selects whether or not the driving signal of the first input terminal or the second input terminal is used for each of the recording devices; and a driving circuit which drives the corresponding recording device by the driving signal selected by the selecting section, wherein the plurality of recording devices of the recording device array are driven by selected signals on the basis of print data.

Abstract: An image processing device comprises: an obtaining unit that obtains a first image data set expressing a first face of a sheet-type material in which one or more objects to be tested is embedded, and a second image data set expressing a second face opposite to the first face; and a specifying unit that specifies a condition of the embedded one or more objects to be tested in the sheet-type material, depending on the first and second image data sets obtained by the obtaining unit.

Abstract: A two-dimensional array include N light-emitting arrays each formed of M light-emitting units arranged equally spaced along a direction T tilting from a main scanning direction at an angle ? toward a sub-scanning direction. The light-emitting arrays are equally spaced in the sub-scanning direction. A space ds2 between light-emitting arrays with respect to the sub-scanning direction satisfies ds2=ds1×M where ds1 is a positional difference in the sub-scanning direction between light-emitting units which are adjacent each other in the main scanning direction and orthographically-projected on a virtual line extending in the sub-scanning direction. The angle ? satisfies ?=sin?1((ds2/d1)/M) where d1 is a space between light-emitting units in the light-emitting array with respect to the direction T. The space ds2 is equal to the space d1.

Abstract: A method and a device for the optical scanning of a document by means of a line camera in which the document may be scanned at variable speed. Since on the one hand a line frequency by which the individual lines are scanned is based on the speed of movement, and on the other hand binning is carried out automatically on the basis of the speed of movement, wherein the line frequency is multiplied by a binning factor n, it is possible for a document to be scanned very easily and simply over a wide speed range. Color values are preferably corrected by means of an amplification factor, so that the brightness of the images produced by this means is constant over the whole speed range.

Abstract: A scanning apparatus includes an illuminator for illuminating a portion of a document to be scanned. The illuminator includes an array of discrete light sources and an optical element. The optical element includes a light-transmissive material and defines a focusing portion and an angular modification portion. The angular modification portion tends to reduce specular flare by modifying the angular distribution of light from the light sources which are within the acceptance angle of a lens arrangement which focuses light from the document onto a sensor.

Abstract: A scanner section, a printing section, and an operation section having an input section for receiving operational information and a display section are provided. A setting table section is provided and is formed from non-contact type and contact type IC card reader use sections, in which the non-contact type and contact type IC card readers are arranged, respectively. The non-contact type and contact type IC card reader use sections are closer to and farther from an operator, respectively.

Abstract: An object of this invention is to suppress a decrease in reading efficiency while preventing image degradation. To achieve this object, an image reading apparatus includes a light source which illuminates an object, a sensor which photoelectrically converts light reflected by the object and reads information on the object, a first density reference member which serves as a reference for correcting an image signal obtained by reading an original by the sensor, a second density reference member which is different from the first density reference member, a comparison unit which compares the second signal obtained by reading the second density reference member by the sensor and the third signal obtained by reading again the second density reference member by the sensor, and a correction unit which corrects the image signal on the basis of the first signal obtained by reading the first density reference member by the sensor, and the comparison result of the comparison device.

Abstract: An image determining device according to the present invention includes a block determining section, a block counting section, and an image determining section. The block determining section determines a color indicated by each of a plurality of blocks obtained by dividing a target image from a predetermined plurality of determining colors. The block counting section counts the number of blocks indicating the determining color for each of the plurality of determining colors based on the determination result of the block determining section.

Abstract: An image processing device includes a separation unit that separates image information including a first image having plural color components and a second image having a specific color component and to be overlaid at least in part on the first image into a specific color component image of the same color component as the specific color component and an image with color components other than the specific color component among the plural color components; a color conversion unit that performs color conversion of the image with color components other than the specific color component, separated by the separation unit; and a combination unit that combines the color-converted image with color components other than the specific color component, converted by the color conversion unit, and the specific color component image separated by the separation unit.

Abstract: A color tone setting window 100 that includes an ink color circle 110 is displayed in order to set a color tone of a monochrome image. By specifying a point Pcc in the ink color circle 110, intensities of color components representing three chromatic primary color inks are specified. The color component intensities representing three chromatic primary color inks are determined as parameters defining the color tone of the monochrome image in accordance with the position of the specified point Pcc in the ink color circle 110. The ink color circle 110 is configured such that the color component intensities representing three chromatic primary color inks can be visually recognized from the position in the ink color circle 110. Alternatively, ink color sliders can be used in lieu of the ink color circle 110.

Abstract: An image processing method is applied for recording an image on a recording medium using a plurality of color materials including a chromatic material and an achromatic material. A total amount of recording of the chromatic material is smaller than a total amount of recording of the achromatic material, and a plurality of monochrome modes including a first monochrome mode and a second monochrome mode are provided, the total amount of recording of the chromatic material being different for each of the monochrome modes. The image processing method includes adjusting the amount of recording of the achromatic material so that a recording density of an image recorded in the first monochrome mode and a recording density of an image recorded in the second monochrome mode become equivalent to each other with respect to the same luminance signal.

Abstract: A method for adjusting saturation of an area of an image is disclosed. The method includes calculating a deviation level of a pixel in the area of the image and calculating a modified saturation value of the pixel in the area of the image according to the deviation level of the pixel in the area of the image and an original saturation value of the pixel in the area of the image. The deviation level indicates brightness differences of the brightness values among the pixel and a pixel set in a vicinity of the pixel in the area of the image. The pixel set includes pixels in the vicinity of the pixel of the area of the image.

Abstract: An image color decision apparatus according to the present invention includes a ground color decision unit and a target image decision unit. The ground color decision unit decides the presence or absence of a ground color in a target image based on image data concerning the target image, and the ground color decision unit decides the ground color when the target image has the ground color. The target image decision unit uses the decision result of the ground color decision unit to make a color decision of the target image based on the image data concerning the target image.

Abstract: Provided is an image generation system and method, more particularly, an image generation system and method which can generate a high dynamic range image from a plurality of images acquired in a single short exposure. The image generation system To includes an image generation system having an image acquisition unit to acquire an image, an image generation unit to generate, from the acquired image, a plurality of images with different resolution and brightness, and an image synthesis unit to synthesize the generated images.

Abstract: This invention proposes a method and a control device for controlling a medical imaging system's inner cavity color. The control device comprises a colored light source for lighting up the inner cavity of a medical imaging system so as to control its color tone. This colored light source is a base color light source and each base color light source is connected respectively to a regulator for regulating its brightness. A doctor or a patient can produce a mixture of lights of a desired color tone by controlling the brightness of each base color light source, while by illuminating the inner cavity of said medical imaging system with the mixture of lights said color tone will be presented therein. This invention can be widely used in all kinds of medical imaging systems, especially in magnetic resonance imaging systems and computerized tomography imaging systems.

Abstract: The invention is concerned with a volume hologram medium obtained by multiple recording of holograms, which is improved in terms of just only security for forgery prevention but also aesthetics. A volume hologram medium 29? comprises a reflection hologram in which a stereoscopic image of a three-dimensional object and an image of a plane pattern of a mask plate are recorded by interference of the same reference light beams having the same angle of incidence and the same wavelength with object light beams having mutually different angles of incidence. The stereoscopic image of the three-dimensional object is reconstructed in the form of diffracted light 31 in a single color and in angle relations close to recording conditions, and the image of a plane pattern of the mask plate is reconstructed as diffracted light 32b, 32?b at various angles of incidence of white illumination light 30 and in different colors depending on those angles of incidence.

Abstract: Methods for holographic data storage are disclosed. The method includes providing an optically transparent substrate comprising a photochemically active dye and irradiating the optically transparent substrate with a holographic interference pattern and a photochromic conversion control illumination. The pattern has a first wavelength and an intensity both sufficient to convert, in the presence of the photochromic conversion control beam, within a volume element of the substrate, at least some of the photochemically active dye into a photo-product, and producing within the irradiated volume element concentration variations of the photo-product corresponding to the holographic interference pattern thereby producing an optically readable datum corresponding to the volume element. The photochromic conversion control illumination has a second wavelength and an intensity to control the photochromic conversion amplitude in the volume element.

Abstract: A light source provided with a laser element that emits a laser beam emits a laser beam for synchronization control. A synchronization mirror reflects the laser beam so as to allow a light receiving element in the light source to detect the laser beam. The synchronization mirror is provided on f-? lenses opposite to a light deflector, such that the f-? lenses are provided neither on a light beam path that connects the light source and the light deflector nor on a light beam path for synchronization control that connects the light deflector and the synchronization mirror.

Abstract: An optical deflecting device including a supporting member, an oscillating member, and a driving member for driving the oscillating member, wherein the oscillating member includes a first movable element and a second movable element torsionally oscillating about a common torsion axis, a first torsion spring for coupling the first movable element and the supporting member with each other, and a second torsion spring for coupling the first and second movable elements with each other and having a torsion axis the same as the first torsion spring, and wherein the first movable element is formed with a void configured to avoid blocking of incident light being incident on the second movable element from a direction intersecting with the torsion axis.

Abstract: An optical scanning apparatus includes a vibration mirror having a mirror surface that reflects an optical beam. A pair of torsion beams swingably support the mirror. The mirror is vibrated in a sealed space whose pressure is adjusted such that a characteristic of the mirror falls within a predetermined range.

Abstract: A common photodetecting unit detects a plurality of beams scanned by a plurality of polyhedral reflection mirrors provided in a multiple stages with a common rotation axis, and generates a synchronization detection signal based on detected beams. The reflection mirrors make a predetermined angle ?1 in a direction of rotation of the reflection mirrors. When time between two consecutive synchronization detection signals on a time line generated by the common photodetecting unit is ti, where i is a positive integer equal to or smaller than number of split beams, at least one of ti is different from others.

Abstract: An optical beam scanning device of the present invention is for having a light beam with the width in the main scanning direction wider than the width in the main scanning direction of the reflection surface of a deflector incident on the deflector, reflecting and polarizing a part thereof by the reflection surface of the deflector, and focusing the polarized light beam on a surface to be scanned by optical means including a transmission type optical member. Then, the polarization direction of the light beam incident on the deflector is substantially in the main scanning direction. According to an image forming apparatus comprising a plurality of light sources for forming a plurality of scanning lines with the light beams from a plurality of the light sources, the polarization direction of the light beams from the light sources at the time of being incident on the corresponding deflector is provided substantially in the main scanning direction.

Abstract: A coupling lens arranged on an optical path of an optical beam from a VCSEL, which has a refraction plane and a diffraction plane that respectively change a power according to a temperature change and suppresses a beam-waist position change in a main-scanning direction and a sub-scanning directions on the scanning surface caused by the temperature change, by a wavelength change of the optical beam caused by power changes of the refraction plane and the diffraction plane and the temperature change. A deflecting unit deflects the optical beam that passed through the coupling lens. A scanning optical system condenses a deflected optical beam on the scanning surface.

Abstract: The present invention relates generally to an apparatus for resetting the location of the reflective part of a diffractive optical modulator. More particularly, the present invention relates to an apparatus for resetting the location of the reflective part of a diffractive optical modulator, which resets the location of the reflective part of the diffractive optical modulator to an initial location thereof at a specific time point, thus increasing the ability to control the location of the reflective part.

Abstract: A micro-mirror array device having a plurality of micro-mirrors which can be deflected comprises a first substrate which includes drive electrodes for deflecting the micro-mirrors; and a second substrate which includes a frame area and connecting areas, wherein the connecting areas are formed around the frame area adjacently, and the plurality of the micro-mirrors which are supported to the frame area by elastic members are formed in the frame area, connecting members which connect to the first substrate, are formed in the connecting areas.

Abstract: The present invention provides an ultra-thin high-precision glass optic and method of manufacturing the same. The optic has an axial thickness that is less than 1,000 microns. A pattern and/or coating is disposed on a surface of the optic to provide attenuation of light in an optical system. In an embodiment, the optic is manufactured by disposing a pattern on a surface of a reticle. The pattern is covered with a first protective coating to protect the pattern. Individual optics are cut from the reticle so that each optic includes a portion of the pattern. The optic is thinned by removing material until it has an axial thickness of less than 1,000 microns. The optic is cleaned after thinning and covered with an anti-reflective coating.

Abstract: An exemplary focusing mechanism (100) for focusing a lens module includes a testing apparatus (10) and a processor (20), the testing apparatus includes a first testing chart (12) and a second testing chart (14), the first testing chart and the second testing chart are movably placed in an incident light path of the lens module, the processor is connected to the testing apparatus. Two exemplary focusing methods for focusing a lens module are also provided, each method using the focusing system.

Abstract: A timing detection circuit including a first timing detection circuit, a second detection circuit, and an output circuit is disclosed. The first detection circuit detects, among multiphase clocks having n mutually different phases and a frequency of k times the frequency of a reference clock, a closest clock having a clock edge closest to a valid edge of the synchronizing signal and generates first detect signal DET_A indicating the detected clock. The second timing detection circuit detects within which of k successive cycles of the representative clock selected from the multiphase clocks the valid edge of the synchronizing signal is positioned and generates second detect signal DET_B indicating the detected cycle. The output circuit receives the first detect signal and the second detect signal and outputs first output signal OUT_A and second output signal OUT_B.

Abstract: Disclosed is an optical modulator module, including an optical modulator receiving and modulating incident lights, and outputting modulated lights as output lights, and a transparent substrate that is placed on the optical modulator, allowing the incident lights and the output lights to transmit, and that has a phase manipulating pattern formed on an area of a surface of the transparent substrate. With an optical modulator module according to an embodiment of the invention, laser speckles can be reduced.

Abstract: A structure of a micro electro mechanical system and a manufacturing method are provided, the structure and manufacturing method is adapted for an optical interference display cell. The structure of the optical interference display cell includes a first electrode, a second electrode and posts. The second electrode comprises a conductive layer covered by a material layer and is arranged about parallel with the first electrode. The support is located between the first plate and the second plate and a cavity is formed. In the release etch process of manufacturing the structure, the material layer protects the conductive layer from the damage by an etching reagent. The material layer also protects the conductive layer from the damage from the oxygen and moisture in the air.

Abstract: A laser source comprises N incident laser beams, N equal to two at least, N single-mode spatial beam propagation media, each forming a propagation channel (gi) for one laser beam, a system for coherent recombination at the exit of the N channels, in order to deliver a recombined laser beam (fR) at the exit, and a phase control device (D) comprising N programmable phase-shifter elements (di) under closed-loop feedback control, one at the entry of each channel (gi). The source also comprises a polarization control device (P) comprising N programmable polarization controllers (pi) under closed-loop feedback control, one per channel, each controller being disposed between the associated phase-shifter element and channel.

Abstract: Syntheses of a new blue EC monomer (ProDOT-MePro), and a new red EC monomer (ProDOP-Et2) are described. Two additional new types of EC monomers based on 3,4-alkylenedioxythiophene include fluorinated EC monomers and an EC monomer including silicon. EC polymer devices having more than one different color EC polymer to enable additional colors to be provided using subtractive color mixing are also described, as well as EC polymer devices incorporating a logo, image, or text, are generally obscured when the device is colored, but become visible when the device is not colored. Also described are EC polymer devices that include a cathodic EC polymer layer, a gel electrolyte, a counter electrode, and a reference electrode. Working prototypes of such devices exhibit significant increases in the speed of transition of the EC device from a colored state to a transparent state.

Abstract: An optical cavity is combined with non-linear optical crystals and a laser source to generate light radiation at a frequency about 1.5 times the frequency of the initial laser source having a wavelength ? that of the initial laser source. The optical cavity comprises mirrors with relatively high reflectivity for optical radiation at a frequency of F/2, superior transmission for radiation at a frequency of 3/2*F for extracting the final radiation and mirrors with relatively immediate or high reflectivity, or generally high transmission for radiation at frequency F. The effective optical length of the cavity is precisely tunable by acting on at least one of the mirrors that form the cavity. The optical cavity contains at least two non-linear optical crystals: at least one of which satisfies the phase-matching-quasi phase-matching-condition for non-linear conversion F 2*F/2, and at least one of which satisfies the phase-matching—or quasi phase-matching-condition for non-linear conversion F+F/2? 3/2*F.