Patents Assigned to Xerox
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Publication number: 20120099887Abstract: It is disclosed an image forming apparatus in which in a state that a powder container body is supported by a container support section, one end of a first leakage preventing member arranged in the surroundings of an inlet of the container support section and the other end of the second leakage preventing member arranged in the surroundings of an outlet of the powder container body contact with each other in an elastically deformed state, and in which in a state that the powder container body has departed from the container support section, at least any one of the one end of the first leakage preventing member and the one end of the second leakage preventing member protrudes outward relative to a position where an opening and closing member and a stop section contact with each other.Type: ApplicationFiled: May 12, 2011Publication date: April 26, 2012Applicant: FUJI XEROX CO., LTD.Inventor: Hiroshi SHOKAKU
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Publication number: 20120099168Abstract: There is provided a detection device including: a detection section detecting an image on a medium conveyed along the conveyance path or the medium; a reference member that is disposed at an opposite side of the conveyance path from the side thereof at which the illumination unit is disposed and that is provided to be rotatable with a rotation axis direction being a width direction of the medium; a test face comprising one of reflection faces of the reference member; a position detection pattern provided at the test face; a focal point detection pattern provided at the test face, the focal point detection pattern enabling detection by the detection section of a focal point; and a depth detection portion provided at the test face, the depth detection portion enabling detection by the detection section of an illumination depth of the light illuminated from a illumination unit.Type: ApplicationFiled: May 27, 2011Publication date: April 26, 2012Applicant: FUJI XEROX CO., LTD.Inventors: Kota NINOMIYA, Masao ITO, Fumio FURUSAWA, Katsuhiko NAKAIE, Junichi MOROOKA, Shusaku YOKOTA
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Publication number: 20120100475Abstract: A photoreceptor charge transport layer containing a spirodilactam and/or a lubricant has superior wear resistance.Type: ApplicationFiled: October 23, 2010Publication date: April 26, 2012Applicant: XEROX CORPORATIONInventor: Jin Wu
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Publication number: 20120099126Abstract: A detecting device includes a detecting unit that detects an image on a medium transported in a transport path. The detecting unit includes a light emitter, a light receiver, and a light adjusting portion. The light emitter emits light toward the transport path in which the medium is transported. The light receiver receives reflected light of the light emitted from the light emitter. The light adjusting portion adjusts a quantity of light received by the light receiver according to a quantity of light emitted from the light emitter.Type: ApplicationFiled: June 10, 2011Publication date: April 26, 2012Applicant: FUJI XEROX CO., LTD.Inventors: Shusaku Yokota, Masao Ito, Fumio Furusawa, Katsuhiko Nakaie, Junichi Morooka, Kota Ninomiya
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Publication number: 20120097872Abstract: A detecting apparatus includes: a transmission member that is provided facing a conveying path on which a medium is conveyed and that transmits light from the medium being conveyed on the conveying path; a detecting section that detects the medium or an image on the medium from the light which is transmitted through the transmission member, wherein the light is received by a light-receiving member of the detection section; an opposing member that is provided on an opposite side of the conveying path from the transmission member and has at least a first opposing surface that faces the transmission member; and a guide member provided at a downstream side of the opposing member in the conveying direction, and guides the medium downstream in the conveying path. The opposing surface is closer to the detecting section at a downstream side than at an upstream side thereof in the conveying direction.Type: ApplicationFiled: May 18, 2011Publication date: April 26, 2012Applicant: FUJI XEROX CO., LTD.Inventors: Masao ITO, Fumio FURUSAWA
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Publication number: 20120099784Abstract: A system and method for image retrieval formulated as a game are disclosed. The method includes receiving a user's image category selection, retrieving an image responsive to the user's image category selection from an associated image database, and displaying the retrieved image and a set of candidate color palettes to the user. The set of candidate color palettes includes a correct palette and at least one incorrect palette. The method further includes providing for a user to attempt to identify the correct palette by selecting at least one of the displayed candidate color palettes and, with a computer processor, generating a score based on the user's at least one selection and outputting the score.Type: ApplicationFiled: October 20, 2010Publication date: April 26, 2012Applicant: Xerox CorporationInventors: Luca Marchesotti, Ana Fucs
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Publication number: 20120097249Abstract: A photovoltaic device is disclosed. The photovoltaic device includes a substrate, an anode, a cathode, and a semiconducting bilayer. The bilayer is composed of a first continuous sublayer and a second continuous sublayer. The first sublayer includes a first polymorph of a metallophthalocyanine. The second sublayer includes a second polymorph of the same metallophthalocyanine. The complementary absorption profiles of the polymorphs result in a device having greater absorption and efficiency, improving performace of the photovoltaic device.Type: ApplicationFiled: October 22, 2010Publication date: April 26, 2012Applicant: XEROX CORPORATIONInventors: Richard A. Klenkler, Avery P. Yuen, Nathan M. Bamsey
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Patent number: 8166212Abstract: A compression and storage device comprises: a compressor configured to compress data; a central processing unit (CPU) configured to control storage of the compressed data and to perform at least one additional task; an electronic memory organized as storage blocks each having a storage block size; a direct memory access (DMA) engine configured to operate autonomously from the CPU to transfer a current transfer block of compressed data into one or more storage blocks of the electronic memory; and a transfer block size estimator configured to select a transfer block size for the current transfer block based on previous DMA transfers of compressed data, the selected transfer block size being generally different from the storage block size.Type: GrantFiled: June 26, 2007Date of Patent: April 24, 2012Assignee: Xerox CorporationInventors: Louis Ba La, Scott C. Warner, Ramesh Nagarajan
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Patent number: 8163449Abstract: The presently disclosed embodiments relate generally to the formulation of an anticurl back coating layer that renders imaging apparatus flexible members and components their desirable flatness, for use in electrostatographic, including digital apparatuses. More particularly, the embodiments pertain to an imaging member comprising an anticurl back coating layer formulated to comprise a polymer blend of an anti-static polymer and a low surface energy A-B diblock copolymer polymer and an adhesion promoter. The embodiments provide an imaging member belt with the anticurl back coating that is electrically conductive and also substantially reduces its surface contact friction to help suppress/eliminate tribo-electrical charge build-up at the backside of the imaging member belt under normal machine imaging member belt operational conditions in the field.Type: GrantFiled: August 5, 2010Date of Patent: April 24, 2012Assignee: Xerox CorporationInventors: Robert C. U. Yu, Edward F. Grabowski, Yuhua Tong
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Patent number: 8162315Abstract: A peeling device is provided and includes: a rotating body that conveys a recording material; a peeling member capable of changing from a first state in which the peeling member is away from the rotating body to a second state in which the peeling member is closer to the rotating body than the peeling member in the first state is, the peeling member in the second state peeling off the recording material from the rotating body; and a gas spraying unit that sprays a gas to the peeling member to bring the peeling member from the first state to the second state.Type: GrantFiled: September 10, 2009Date of Patent: April 24, 2012Assignee: Fuji Xerox Co., Ltd.Inventor: Motofumi Baba
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Patent number: 8165974Abstract: A system and method for reviewing documents are provided. A collection of documents is portioned into sets of documents for review by a plurality of reviewers. For each set, documents in the set are displayed on a display device for review by a reviewer and temporarily organized through grouping and sorting. The reviewer's labels for the displayed documents are received. Based on the reviewer's labels, a class from a plurality of classes is assigned to each of the reviewed documents. A classifier model stored in computer memory is progressively trained, based on features extracted from the reviewed documents in the set and their assigned classes. Prior to review of all documents in the set, a calculated subset of documents for which the classifier model assigns a class different from the one assigned based on the reviewer's label is returned for a second review by a reviewer. Models generated from one or more other document sets can be used to assess the review of a first of the sets.Type: GrantFiled: June 8, 2009Date of Patent: April 24, 2012Assignee: Xerox CorporationInventors: Caroline Privault, Jacki O'Neill, Jean-Michel Renders, Victor Ciriza, Yves Hoppenot
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Patent number: 8164295Abstract: A stepping motor controlling device includes first and second clock signal generators, plural drivers, and a controller. The first clock signal generator generates a reference clock signal for rotationally driving of plural stepping motors. The second clock signal generator generates, on the basis of the reference clock signal, for each of the stepping motors, speed control clock signals. The plural drivers are provided respectively for the stepping motors and, on the basis of the speed control clock signals for the respective stepping motors, generate pulse excitation signals and input the pulse excitation signals to the stepping motors to rotationally drive the stepping motors. The controller controls the second clock signal generator to generate the speed control clock signals such that phases of the respective speed control clock signals for the stepping motors differ from one another.Type: GrantFiled: April 22, 2009Date of Patent: April 24, 2012Assignee: Fuji Xerox Co., Ltd.Inventor: Hirokazu Tsubota
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Patent number: 8162431Abstract: A method detects weak or missing ink jets in an ink jet image generating system. The method includes generating a digital image of a test pattern of line segments in a process direction on an image receiving member with each line segment corresponding to one ink jet in a printhead, generating a response profile for a portion of the image receiving member on which the test pattern was generated, measuring the response profile, comparing the measurement of the response profile to a predetermined threshold, identifying missing and weak ink jets in response to the measurement of the response profile being less than the predetermined threshold, and moving the support member transversely across the process direction to a second position that enables each light sensor to image another portion of the image receiving member.Type: GrantFiled: April 7, 2009Date of Patent: April 24, 2012Assignee: Xerox CorporationInventors: Cary Eric Sjolander, Keith W. Ragsdale, Kathleen M. Faraci, Heidi P. Noce
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Patent number: 8162472Abstract: An apparatus (100) and method that meters fluid film in an ink jet printing system is disclosed. The apparatus can include a source of fluid film (110) and a source metering assembly (120) rotatably supported in the apparatus. The source metering assembly can have a source metering assembly surface (122) coupled to the source of fluid film and the source metering assembly surface can be configured to transport fluid film from the source of fluid film. The apparatus can include a donor assembly (140) rotatably supported in the apparatus, where the donor assembly can have a donor assembly surface (142) coupled to the source metering assembly surface and the donor assembly surface can be configured to transport fluid film from the source metering assembly surface. The apparatus can include an ink jet printhead (195) configured to emit ink and a print assembly (170) rotatably supported in the apparatus.Type: GrantFiled: September 17, 2008Date of Patent: April 24, 2012Assignee: Xerox CorporationInventors: Brendan H. Williamson, David P. Van Bortel
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Patent number: 8166413Abstract: A system and method for displaying and providing access to information on a display unit are provided for combining a plurality of logical progression steps into a plurality of predetermined groups. Each of the plurality of predetermined groups includes a subset of data. The system and method includes displaying the plurality of predetermined groups in a collapsed format; prompting a user to expand a first group of the plurality of predetermined groups; allowing the user to access and input data into the first group; and allowing the user to access a second group of the plurality of predetermined groups once all logical progression steps in the first group have been completed by the user.Type: GrantFiled: March 11, 2008Date of Patent: April 24, 2012Assignee: Xerox CorporationInventors: Mary Ellen Arndt, Michael Kerrigan Hawes, Anna Forte
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Patent number: 8164777Abstract: A system and method for modeling print jobs provides a central server that is accessible to remotely located print shops. The remote print shops are able to communicate with the central server to forward print job parameters and to receive the output from a modeling program to enable the print shop to run “what-if” scenarios to maximize print shop efficiency. The central server is also provided with various other print shop tools to assist with print shop design and organization.Type: GrantFiled: January 22, 2009Date of Patent: April 24, 2012Assignee: Xerox CorporationInventors: Sudhendu Rai, Yuri Gartstein
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Patent number: 8165410Abstract: Category context models (64) and a universal context model (62) are generated including sums of soft co-occurrences of pairs of visual words in geometric proximity to each other in training images (50) assigned to each category and assigned to all categories, respectively. Context information (76) about an image to be classified (70) are generated including sums of soft co-occurrences of pairs of visual words in geometric proximity to each other in the image to be classified. For each category (82), a comparison is made of (i) closeness of the context information about the image to be classified with the corresponding category context model and (ii) closeness of the context information about the image to be classified with the universal context model. An image category (92) is assigned to the image to be classified being based on the comparisons.Type: GrantFiled: December 17, 2010Date of Patent: April 24, 2012Assignee: Xerox CorporationInventor: Florent Perronnin
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Patent number: 8164782Abstract: A rule based system can produce a formal product description when only partially specified processing instructions and page description language (PDL) files are available. The PDL files contain product content data and can contain product description data. The partially specified processing instructions can be obtained from PDL file metadata or from other sources such as a Job Definition Format (JDF) Graybox. A knowledge based reasoning module can use the product description data and partially specified processing instructions to produce a formal product description from which a process network can be automatically produced.Type: GrantFiled: November 1, 2007Date of Patent: April 24, 2012Assignee: Xerox CorporationInventors: Kirk J. Ocke, Michael David Shepherd, Dale Ellen Gaucas, Philip C. Rose
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Patent number: 8164803Abstract: A device which can be used to handle documents which can be written to and erased can include a scan head which can output a first light source for scanning a document and a second light source for erasing an image from a printed document. In one embodiment, the device can further include a third light source for writing or imaging a pattern onto a page.Type: GrantFiled: March 16, 2009Date of Patent: April 24, 2012Assignee: Xerox CorporationInventor: Bryan J. Roof
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Patent number: 8164766Abstract: A method is provided for enabling adaptive print job content processing as a function of the electronic format and content of files, received by a digital print production environment providing access to a display in the form of a user interface able to select job content processing options. The method includes receiving a print job in one or more electronic format files, with the print job including supplementary information for one or more electronic format files. Depending on the electronic format of the files, job programming options are structured, with options including parameter(s), parameter value(s), and parameter selectability. Programming options are presented on the user interface for review and possible modification by an operator. A determination is made as to whether any operator modifications have been indicated. If operator modifications have been indicated, the parameter value(s) affected are adjusted.Type: GrantFiled: October 3, 2006Date of Patent: April 24, 2012Assignee: Xerox CorporationInventors: Jean-Pierre R M. van de Capelle, Katherine Loj, Michael E. Farrell