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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Funada; Masahiro
Address:
Yokohama, JP
No. of patents:
55
Patents:


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Patent Number Title Of Patent Date Issued
6624910 Image forming method and apparatus September 23, 2003
An image forming apparatus for inputting an original image and forming an image on a recording medium, includes an image direction detection unit for detecting the image direction of an original image, and a control unit for controlling image forming device to perform predetermined image
6549657 Image processing apparatus and method April 15, 2003
A PDL interpreter rasterizes image data, which are described in page description language, entered from a host computer, and stores the rasterized image data in an image memory. A CPU discriminates the type of image, pixel by pixel, by referring to the image data stored in the image
6525834 Image processing apparatus February 25, 2003
An image processing apparatus includes an input unit for inputting an image signal representing an original image, a processing unit for performing image processing of the image signal input from the input unit, and a recording unit for recording an image on a recording medium on the bas
6473196 Image forming apparatus and method October 29, 2002
A user designates a two-sided copying mode, a reduced-scale copying mode, a vertical or horizontal binding direction, and the like from a control panel. An original image is magnification-varied at a designated reduction magnification, and the reduced image is stored in a page memory. In
6421145 Image processing apparatus and method using image information and additional information or an a July 16, 2002
Predetermined additional information is superposed as a dot pattern on image information read by an image scanner, and the image information superposed with the additional information is modulated. The modulated information is demodulated and recorded on a recording medium to perform a
6411743 Image forming method and apparatus June 25, 2002
An image forming apparatus for inputting an original image and forming an image on a recording medium, includes an image direction detection unit for detecting the image direction of an original image, and a control unit for controlling image forming device to perform predetermined image
6388767 Image processing, copying, and printing apparatus having a part of a processing unit and a part May 14, 2002
An image processing apparatus having a function for detecting a specific original decides the degree of similarity between the image represented by input image signals and the image of a specific original which is not to be allowed to be copied, e.g., currency. The image processing appar
6381030 Image processing, copying, and printing apparatus having a part of a processing unit and a part April 30, 2002
An image processing apparatus having a function for detecting a specific original decides the degree of similarity between the image represented by input image signals and the image of a specific original which is not to be allowed to be copied, e.g., currency. The image processing appar
6346989 Image processing apparatus and method February 12, 2002
A device for controlling the copying of an original includes a discriminator for discriminating a specific original in accordance with the degree of significance of the specific original, when discriminating a plurality of specific originals in forming one image. According to another
6192152 Image processing apparatus February 20, 2001
An image processing apparatus includes a first detection unit for detecting an edge of an input image on the basis of an input image signal, a second detection unit for detecting a screen portion of the input image on the basis of the input image signal, a processing unit for executing
6181819 Image processing apparatus including means for judging a chromatic portion of an image January 30, 2001
An image processing apparatus and method includes a device for judging the degree of color or lack of color of an input color image signal, judging dot areas in input color image signal and controlling a spacial filter or a density conversion device for processing the input image signal
6173088 Image forming method and apparatus January 9, 2001
An image forming apparatus for inputting an original image and forming an image on a recording medium, includes an image direction detection unit for detecting the image direction of an original image, and a control unit for controlling image forming device to perform predetermined image
6128401 Image reading or processing with ability to prevent copying of certain originals October 3, 2000
There is disclosed an apparatus for image reading or processing, that can precisely identify a particular pattern, such as of banknotes or securities of faithful copying of which is to be prohibited. The apparatus is provided with a detecting unit for detecting positional information of
6041205 Image processing apparatus for laying out plurality of images in conformity with image orientati March 21, 2000
A copier includes a reader for reading a document image, an orientation sensor for sensing orientation of characters in the document image that has entered from the reader, a size sensor for sensing the size of the document image that has entered from the reader, an image processor for
6028968 Image processing apparatus February 22, 2000
An image processing apparatus includes an input unit for inputting an image signal representing an original image, a processing unit for performing image processing of the image signal input from the input unit, and a recording unit for recording an image on a recording medium on the bas
5960229 Image processing method and apparatus September 28, 1999
The type of a document placed on the platen of an image forming apparatus is designated by the operator, a character area in the document is discriminated based upon an image signal obtained by reading the document, the orientation of the document is sensed based upon the discriminated
5949903 Indentification of a particular color image using distribution, and circuitry for same September 7, 1999
An image processing apparatus includes an input device for inputting image data representing an original, a discrimination unit for discriminating whether the original includes a predetermined color image, and an output unit for outputting a discrimination result of the discrimination un
5933520 Image processing apparatus August 3, 1999
The color tone distributions of a plurality of types of specific originals are stored in advance in a ROM, and a first similarity between the color tone distributions corresponding to a predetermined discrimination criterion, and an input image signal is discriminated. A second similarit
5917938 Image processing apparatus which detects predetermined images June 29, 1999
An image processing apparatus of the present invention inputs image data representing an image, discriminates whether the image represented by the input image data is a first predetermined image, and discriminates whether the image represented by the input image data is a second predeter
5847849 Image processor apparatus capable of updating reference data for determining similarity between December 8, 1998
An image processor having a circuit for holding data on features of registered specific images, a circuit for determining the degree of similarity between features of an input image and the held features of each of the specific images, and a circuit for updating the held content of t
5838817 Image processing apparatus and method for coding and decoding chromaticity information November 17, 1998
When a pixel block of a color image is coded, the coding is performed by taking the correlation between lightness and chromaticity into account. More specifically, the color data within the pixel block is separated into lightness and chromaticity. Lightness is coded by being subjected to
5832112 Image processing apparatus capable of detecting specific originals November 3, 1998
A color image processing apparatus that prevents counterfeiting by detecting specific originals with high precision. Although general banknotes have graphic patterns drawn on uniform density portions, the tonality percepted by human eye is the mixture of the tonality of a graphic por
5742408 Image processing apparatus and method which adds predetermined information to input image data April 21, 1998
An image processing apparatus previously stores information on particular kinds of image, determines the degree of similarity between an input full-color image signal and the information on particular kinds of image, controls conditions for addition of a particular pattern previously sto
5737100 Image processing apparatus which adds identification data to images April 7, 1998
An image processing apparatus previously stores information on particular kinds of image, determines the degree of similarity between an input full-color image signal and the information on particular kinds of image, controls conditions for addition of a particular pattern previously sto
5729357 Image processing apparatus March 17, 1998
An image processing apparatus inputs image signals by a plurality of pixels in synchronism with a predetermined clock; designates a reduction ratio of an image represented by the input image signals; cumulatively adds a value on the basis of the inverse of the designated reduction ratio
5724440 Image processing apparatus March 3, 1998
An image processing apparatus includes a judgment circuit for judging whether an input image is a monochrome image or a color image on the basis of an input image signal. In an image type judging mode, a judgment is made by that circuit. A copy of the input image is made based on the
5721628 Color image processing apparatus February 24, 1998
A color image processing apparatus which judges a saturation of an input color image, and performs image processing in accordance with the saturation judgement result, includes an image input means in which a plurality of line sensors for generating color component signals on the bas
5650862 Image signal processing apparatus with improved pixel parallel/line parallel conversion July 22, 1997
An image signal processing apparatus includes an input unit for inputting an image signal for each of at least one input line, and a conversion unit for converting the input image signal for each input line into parallel converted image signals for a plurality of output lines and for out
5633952 Identification of a particular color image using color distribution, and circuitry for same May 27, 1997
An image processing apparatus comprises: an input device for supplying color image information; a discrimination unit to discriminate whether the color image information includes a predetermined image or not in accordance with a color distribution of the color image information suppl
5621810 Image reading or processing with ability to prevent copying of certain originals April 15, 1997
There is disclosed an apparatus for image reading or processing, that can precisely identify a particularly pattern, such as of banknotes or securities faithful copying of which is to be prohibited. The apparatus is provided with a detecting unit for detecting positional information of a
5555107 Image processing apparatus for judging a color using spatial frequency corrected color component September 10, 1996
An image processing apparatus includes an input unit for inputting a plurality of color component signals, and a processing unit for executing processing for some color component signals of the plurality of color component signals, which processing is different from that for the rema
5488670 Color image processing method and apparatus January 30, 1996
A color image processing apparatus is disclosed in which a color image signal is separated into lightness data and chromaticity data, and if it is decided that a block includes an edge and the lightness data and chromaticity data of the block have a strong correlation, the block is i
5481377 Image processing with anti-forgery function January 2, 1996
An image processing apparatus having a function for detecting a specific original decides the degree of similarity between the image represented by input image signals and the image of a specific original which is not to be allowed to be copied, e.g., currency. The image processing appar
5465161 Image processing apparatus and method for confirming the state of an addition device November 7, 1995
An image processing apparatus previously stores information on particular kinds of image, determines the degree of similarity between an input full-color image signal and the information on particular kinds of image, controls conditions for addition of a particular pattern previously sto
5463469 Image processing apparatus capable of discriminating a predetermined image October 31, 1995
An image processing apparatus includes an input device for inputting image data representing an image. A first discriminating device discriminates whether the image represented by the input image data is a first predetermined image, and a second discriminating device discriminates wh
5457548 Color image processing apparatus October 10, 1995
A color image processing apparatus includes an input unit for inputting a plurality of color component signals representing a color image, a first operation unit for obtaining differences between a specified color component signal among the plurality of color component signals and other
5430525 Image processing apparatus July 4, 1995
Disclosed is an image processing apparatus having plural types of input devices (scanners, a still-video camera, a film scanner, etc.) for inputting image data. The type of input device which has entered the image data is identified, and an image judging processing method is decided from
5426710 Image reading or processing with ability to prevent copying of certain originals June 20, 1995
There is disclosed an apparatus for image reading or processing, that can precisely identify a particular pattern, such as of banknotes or securities faithful copying of which is to be prohibited. The apparatus is provided with a detecting unit for detecting positional information of an
5424852 Image processing apparatus June 13, 1995
An image processing apparatus judges the degree of similarity between entered image data and characterizing data of a special image (an image containing a special original such as a bank note or negotiable instrument) prepared in advance, generates data indicative of the degree of si
5420938 Image processing apparatus May 30, 1995
An image processing apparatus includes a first judgment circuit for judging whether an input image is a monochrome image or a color image on the basis of an input image signal, and a second judgment circuit for judging whether a pixel represented by the input image signal is part of a
5363454 Image processing apparatus November 8, 1994
An image processing apparatus is provided with an input of multivalued image data, converts the inputted multivalued image data into binary image data, generates color data based upon the binary image data resulting from the conversion, judges identity between the generated color data an
5363202 Image processing apparatus with anti-forgery function November 8, 1994
An image processing apparatus having a function for detecting a specific original decides the degree of similarity between the image represented by input image signals and the image of a specific original which is not to be allowed to be copied, e.g., currency. The image processing appar
5321529 Color image processing with smoothing of differential components and addition of the result to a June 14, 1994
A color image processing apparatus includes an input unit for inputting a plurality of color component signals representing a color image, a first operation unit for obtaining differences between a specified color component signal among the plurality of color component signals and other
5257119 Image processing apparatus which adds apparatus identification data to images October 26, 1993
An image processing apparatus previously stores information on particular kinds of image, determines the degree of similarity between an input full-color image signal and the information on particular kinds of image, controls conditions for addition of a particular pattern previously sto
5251023 Image processing method including means for judging a chromatic portion of an image October 5, 1993
An apparatus for image processing including a processor for executing a predetermined processing on black character areas in an image represented by an input color image signal, a first judging unit for judging a chromatic portion of the image, a second judging unit for judging an ac
5227871 Image processing apparatus capable of discriminating a predetermined image July 13, 1993
A color image processing apparatus includes an input device for inputting color image data representing a color image, a detecting device for detecting an edge of the color image based on the input color image, and a discriminating device for discriminating whether the color image is a
5216724 Apparatus for image reading or processing June 1, 1993
There is disclosed an apparatus for image reading or processing, that can precisely identify a particular pattern, such as of banknotes or securities faithful copying of which is to be prohibited. The apparatus is provided with a detecting unit for detecting positional information of an
5165072 Image processing apparatus which detects a line image November 17, 1992
An image processing apparatus includes a) a memory unit for storing input image data, b) a detecting unit for detecting a black line image using at least one of the input image data and image data read out from the memory unit, and c) a processing unit for performing image processing on
5089884 Method of expanding compressed color image data February 18, 1992
In a method of expanding a compressed color image, in units of blocks each consisting of a plurality of pixels, to lightness information and chromaticity information representing a block, original lightness information is decoded on the basis of the compressed lightness information i
5075788 Image quality control apparatus capable of density-correcting plural areas of different types December 24, 1991
An image processing apparatus includes a CCD image reader for reading image data of an original image, histogram calculators for correcting a density of the image data output from the CCD image reader, a digitizer for designating an arbitrary area of the original image, and selectors for
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