Patents Assigned to NEC Engineering Ltd.
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Publication number: 20120127543Abstract: An image reading device includes: a CCD for reading an image on a document to output an image signal; a light source for switchingly emitting visible light and non-visible light; and lighting control means for controlling lighting periods of the light source. The lighting control means is adapted to perform control such that a first light source lighting period for applying non-visible light is longer than a second light source lighting period for applying visible light. The image reading device also includes splitting means for splitting the image signals outputted from the CCD into an image signal upon application of visible light and an image signal upon application of non-visible light.Type: ApplicationFiled: April 8, 2010Publication date: May 24, 2012Applicant: NEC ENGINEERING, LTD.Inventors: Kouji Okada, Tetsuichiro Yamamoto, Hiroshi Hoshimiya
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Patent number: 8100706Abstract: A back plug-in connector device having a floating structure, comprises: a body chassis, a cover and a support plate on which a connector is mounted. The support plate is sandwiched by the body chassis and the cover so as to constitute the floating structure.Type: GrantFiled: April 3, 2008Date of Patent: January 24, 2012Assignees: NEC Corporation, NEC Engineering, Ltd.Inventors: Tadashi Matsuzawa, Keijirou Kadomatsu
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Patent number: 8086259Abstract: A radio communication apparatus includes a control unit for conducting modulation scheme changeover control to change a modulation scheme according to a state of a transmission path and automatic transmitter power control to control a transmission level of another radio communication apparatus to set a reception level of a reception signal to be received by the own apparatus to a predetermined value, wherein the control unit controls, when a changeover is conducted from a first modulation scheme to a second modulation scheme under the modulation scheme changeover control, to keep the transmission level of another radio communication apparatus at a predetermined value under the automatic transmitter power control and conducts, when resetting is conducted from the second modulation scheme to the first modulation scheme under the modulation scheme changeover control, at least one of transmission level reduction control to stepwise lower by a predetermined value the transmission level kept at the predetermined vaType: GrantFiled: April 18, 2007Date of Patent: December 27, 2011Assignees: NEC Corporation, NEC Engineering Ltd.Inventors: Eisaku Sasaki, Kazuhito Souma
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Patent number: 8072294Abstract: The filter has a switch function of selectively transmitting a transmission signal through one of first and second branch waveguides branching from a primary waveguide. The filter includes resonators disposed in the first and second branch waveguides. The resonator includes a space formed inside a metal cover, a central conductor disposed inside the space, and a short-circuiting plate. The central conductor has one end grounded to an outer conductor. The short-circuiting plate allows the neighborhood of an open end of the central conductor to be selectively conducted to the outer conductor. The filter performs a selection from the first and second branch waveguides by switching electrical conductivity in a region between the neighborhood of the open end of the central conductor and the outer conductor.Type: GrantFiled: December 5, 2008Date of Patent: December 6, 2011Assignees: NEC Corporation, NEC Engineering, Ltd.Inventors: Hiroshi Tanpo, Tsuyoshi Hamada
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Patent number: 8040559Abstract: Colors of printed materials are easily matched. Provided is a print management system used in a printing system including a plurality of printing presses and performing printing using plates respectively created for each printing press. The print management system includes a tone-curve storage unit for linking and storing identifying information of the printing presses and tone curves for the printing presses; a communication device for obtaining binary image data from a host system; a binary-image-data correction unit for creating binary image data for each of the printing presses by correcting the binary image data using the tone curves stored in the tone-curve storage unit; and CTPs for creating respective plates for each of the printing presses on the basis of the corrected binary image data.Type: GrantFiled: November 14, 2006Date of Patent: October 18, 2011Assignees: Mitsubishi Heavy Industries Printing & Packaging Machinery, Ltd., NEC Engineering, Ltd.Inventors: Shunichi Hashimoto, Shuichi Takemoto, Takahide Toshito, Norifumi Tasaka, Toshiaki Kumagawa, Minoru Nagata, Hisakatu Ochi
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Patent number: 7924480Abstract: An edge detecting device for detecting a position of an edge of an object includes a measuring circuit for emitting an inspection light to a linear inspecting area including the object, and measuring first light quantity of a reflected light of the inspection light reflected from the inspecting area in a first state and second light quantity of a reflected light of the inspection light reflected from the inspecting area in a second state, a calculation circuit for calculating a difference of the first light quantity and the second light quantity measured by the measuring circuit for each pixel with a first predetermined length, calculating first total differences of reflected lights from pixels with a second predetermined length located adjacent to an objective dot in one direction by totalizing differences between the first and the second light quantity reflected from each of the pixels, and calculating second total differences of reflected lights from the other pixels with the second predetermined length loType: GrantFiled: September 4, 2008Date of Patent: April 12, 2011Assignees: NEC Access Technica, Ltd., NEC Engineering, Ltd.Inventors: Kazuhiko Iwaki, Takayuki Takeda
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Patent number: 7883830Abstract: A photosensitive planographic printing plate comprising a substrate and a photosensitive layer including a photopolymerizable compound, wherein the photosensitive layer and the substrate are provided between them with an undercoat layer including a (co)polymer having structural units having ethylenically unsaturated groups bonded with silicon atoms and phosphonic acid groups.Type: GrantFiled: March 15, 2006Date of Patent: February 8, 2011Assignee: Kodak Japan Ltd. and NEC Engineering Ltd.Inventors: Koji Hayashi, Eiji Hayakawa
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Patent number: 7814455Abstract: The present invention provides a logic synthesis method and the like that can shorten the execution time and the confirmation time required for logic re-synthesis and logic equivalence checking. The logic synthesis method characteristically includes the steps of: extracting logically different portions between an existing gate level logic circuit and a modified Hardware Description Language (HDL) description; hierarchizing the different portions between the existing gate level logic circuit and the modified HDL description; generating a gate level logic circuit by logically combining the hierarchized portions of the modified HDL description; and replacing the hierarchized portions of the existing gate level logic circuit with the gate level logic circuit.Type: GrantFiled: June 8, 2007Date of Patent: October 12, 2010Assignee: NEC Engineering, Ltd.Inventor: Kouji Murase
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Publication number: 20100252988Abstract: An automatic document conveyance device, include a paper guide which has a slot formed by cutting off a part of a conveyance surface for guiding a document; a conveyance unit which inserts in and detach from the slot; wherein the conveyance unit further comprising: a motor which generates driving force; a motor holding part which holds the motor; a driving roller which conveys a document; a drive transmission mechanism which transmits the driving force generated by the motor to the driving roller via a driving roller shaft; and a fitting part which fits the conveyance unit into the slot so that one surface of the conveyance unit forms the conveyance face.Type: ApplicationFiled: March 31, 2010Publication date: October 7, 2010Applicants: NEC Access Technica, Ltd., NEC Engineering Ltd.Inventors: Noriyuki HAGIYAMA, Hiroyuki OKADA
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Publication number: 20090303501Abstract: Colors of printed materials are easily matched. Provided is a print management system used in a printing system including a plurality of printing presses and performing printing using plates respectively created for each printing press. The print management system includes a tone-curve storage unit for linking and storing identifying information of the printing presses and tone curves for the printing presses; a communication device for obtaining binary image data from a host system; a binary-image-data correction unit for creating binary image data for each of the printing presses by correcting the binary image data using the tone curves stored in the tone-curve storage unit; and CTPs for creating respective plates for each of the printing presses on the basis of the corrected binary image data.Type: ApplicationFiled: November 14, 2006Publication date: December 10, 2009Applicants: Mitsubishi Heavy Industries, Ltd., NEC Engineering, Ltd.Inventors: Shunichi Hashimoto, Shuichi Takemoto, Takahide Toshito, Norifumi Tasaka, Toshiaki Kumagawa, Minoru Nagata, Hisakatu Ochi
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Publication number: 20090279157Abstract: An optical device equipped with a mirror which reflects light, include a plurality of first receiving parts that touch one face of one of ends in a lengthwise direction of the mirror; a plurality of first pressing parts that touch a face opposing to the face to which the first receiving parts touch, and press the mirror with elastic force toward the first receiving partsType: ApplicationFiled: May 11, 2009Publication date: November 12, 2009Applicants: NEC ACCESS TECHNICA, LTD., NEC ENGINEERING, LTD.Inventors: Namie SUGIYAMA, Keisuke HATOMI, Kohshi TAKANO, Satoshi KOMATSU
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Publication number: 20090257818Abstract: An angle adjustment device, include a fixed portion; a movable portion; a connection portion which rotatably connects the movable portion to the fixed portion; and an elastic member which is arranged between the movable portion and the fixed portion and restricts rotational movement of the movable portion with kinetic friction generated between the movable portion and the fixed portion.Type: ApplicationFiled: March 20, 2009Publication date: October 15, 2009Applicants: NEC ACCESS TECHNICA, LTD., NEC ENGINEERING, LTD.Inventors: Namie Sugiyama, Keisuke Hatomi
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Publication number: 20090153264Abstract: The filter has a switch function of selectively transmitting a transmission signal through one of first and second branch waveguides branching from a primary waveguide. The filter includes resonators disposed in the first and second branch waveguides. The resonator includes a space formed inside a metal cover, a central conductor disposed inside the space, and a short-circuiting plate. The central conductor has one end grounded to an outer conductor. The short-circuiting plate allows the neighborhood of an open end of the central conductor to be selectively conducted to the outer conductor. The filter performs a selection from the first and second branch waveguides by switching electrical conductivity in a region between the neighborhood of the open end of the central conductor and the outer conductor.Type: ApplicationFiled: December 5, 2008Publication date: June 18, 2009Applicants: NEC CORPORATION, NEC ENGINEERING, LTD.Inventors: Hiroshi TANPO, Tsuyoshi Hamada
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Publication number: 20090134295Abstract: To provide an installation structure and an installation method of a communication equipment to reduce a number of components of the equipment and make the installation work easy. A communication equipment and an installation structure of the communication equipment to be installed, e.g., outdoors is provided. A handle for carrying the communication equipment also serves as a fixation component of the communication equipment. A method for installation of a communication equipment comprises providing an inclined portion formed at a part of bottom surface of a communication equipment and keeping the communication equipment in a forward-inclined position temporarily with the assistance of the inclined shape portion when the communication equipment is set on a fixation mount to fix the communication equipment preparatory to installation.Type: ApplicationFiled: November 21, 2008Publication date: May 28, 2009Applicants: NEC CORPORATION, NEC WIRELESS NETWORKS, LTD., NEC ENGINEERING, LTD.Inventors: Takayuki SAKAKIEDA, Goro SUEMITSU, Seiji HAMANO
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Publication number: 20080127026Abstract: The present invention provides a logic synthesis method and the like that can shorten the execution time and the confirmation time required for logic re-synthesis and logic equivalence checking. The logic synthesis method characteristically includes the steps of: extracting logically different portions between an existing gate level logic circuit and a modified Hardware Description Language (HDL) description; hierarchizing the different portions between the existing gate level logic circuit and the modified HDL description; generating a gate level logic circuit by logically combining the hierarchized portions of the modified HDL description; and replacing the hierarchized portions of the existing gate level logic circuit with the gate level logic circuit.Type: ApplicationFiled: June 8, 2007Publication date: May 29, 2008Applicant: NEC Engineering, Ltd.Inventor: Kouji Murase
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Publication number: 20080079800Abstract: A TV conference apparatus includes a main body, a plurality of monitors, arms for connecting the monitors to the main body such that they are free to turn about a vertical axis, and a camera disposed to an upper portion of the main body to pick up an image of an entire circumference. The plurality of monitors and the camera are disposed integrally with the main body. The TV conference apparatus can switch a first state, in which the plurality of monitors are disposed forward of the main body in line with each other, with a second state, in which the plurality of monitors are disposed sideward of the main body.Type: ApplicationFiled: September 25, 2007Publication date: April 3, 2008Applicant: NEC ENGINEERING LTD.Inventors: Osamu KOBAYASHI, Norikazu Hagiya, Terumasa Takahashi
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Patent number: 7336494Abstract: A liquid crystal display (LCD) is fixed to an upper housing half by an LCD fixing frame made of a material having a high thermal conductivity. The LCD fixing frame is attached to the upper housing half in contact with a lower surface of the LCD on the opposite side of a display panel which defines an image display plane. A substrate mounted with high heat generating parts such as a CPU is attached to the LCD fixing frame such that the high heat generating parts face the lower surface of the LCD fixing frame. A thermally conductive member is disposed between the high heat generating parts and the LCD fixing frame in contact with the high heat generating parts and LCD fixing frame.Type: GrantFiled: July 8, 2005Date of Patent: February 26, 2008Assignees: NEC Infrontia Corporation, NEC Engineering, Ltd.Inventors: Hideki Nishimura, Kazuhiro Tomizawa
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Publication number: 20070086554Abstract: According to an embodiment of the present invention, a data synchronizer for outputting data with a readout clock frequency sync with input data or receiving data with a read-in clock frequency sync with output data, includes: a frequency synchronizer controlling a frequency of the readout clock or a frequency of the read-in clock based on an input data amount or output data amount per unit time, the frequency synchronizer controlling the frequency of the readout clock or the frequency of the read-in clock based on a first frequency set value that is preset, before the input data is input or the output data is output.Type: ApplicationFiled: October 13, 2006Publication date: April 19, 2007Applicants: NEC ELECTRONICS CORPORATION, NEC ENGINEERING, LTDInventors: Masashi Tominaga, Atsunori Takagi
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Patent number: 7079647Abstract: An IP telephone has a power source circuit. A direct current from a network is used to charge an input capacitor via an input current limiting resistor. A resultantly charged voltage is inputted to and is converted by a DC/DC converter to produce an output voltage. In parallel with the input current limiting resistor, a limit removing unit including a switching transistor is arranged. The output voltage is delayed by a delay circuit to activate a driving transistor, which drives the switching transistor. The input voltage to the converter is monitored by an input voltage sensor. Therefore, the telephone power source circuit copes with a plurality of hubs of different power supplying specifications in an internet (IP) telephone network in which telephones are connected to a local-area network of the IEEE802.3 standard and the like.Type: GrantFiled: February 25, 2002Date of Patent: July 18, 2006Assignee: NEC Engineering, Ltd.Inventor: Masaharu Tomobe
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Patent number: D563917Type: GrantFiled: March 2, 2007Date of Patent: March 11, 2008Assignee: NEC Engineering, Ltd.Inventors: Osamu Kobayashi, Norikazu Hagiya, Terumasa Takahashi