3025 patents
Page 92 of 152
Utility
Motor Control Device, Method of Estimating Initial Position of Magnetic Pole of Rotor, and Image Forming Apparatus
16 Sep 20
In a motor control device that controls a sensorless-type motor, a controller estimates an initial magnetic pole position of a rotor of a motor by an inductive sensing scheme while sequentially setting a plurality of energization angles.
Hiroyuki YOSHIKAWA, Yuta TACHIBANA, Yuji KOBAYASHI, Kazumichi YOSHIDA, Daichi SUZUKI, Harumitsu FUJIMORI
Filed: 17 Feb 20
Utility
Gas Detection-use Image Processing Device, and Gas Detection-use Image Processing Method
16 Sep 20
A gas detection-use image processing device is provided with a first input unit on which an operation of inputting a flow rate of gas used as an index of a gas concentration level which is wanted to be detected is performed to input the flow rate, a second input unit to which an image of an imaging target taken by the imaging device is input, and a first calculation unit which calculates, when the image is taken in a state in which the gas of the flow rate appears in an imaging range of the imaging device, a region in which the gas may be visualized in the imaging range.
Takashi MORIMOTO
Filed: 25 Dec 18
Utility
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16 Sep 20
A control apparatus may cause an image forming apparatus to execute processing based on contents of the processing instructed by voice.
Minako KOBAYASHI
Filed: 24 Feb 20
Utility
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16 Sep 20
In a motor control device in one embodiment, an initial position estimation unit estimates an initial position of a magnetic pole of a rotor of a motor in an inductive sensing scheme.
Yuta TACHIBANA, Hiroyuki YOSHIKAWA, Yuji KOBAYASHI, Kazumichi YOSHIDA, Daichi SUZUKI, Harumitsu FUJIMORI
Filed: 10 Mar 20
Utility
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16 Sep 20
An image forming system includes: an image forming apparatus; a post-processing apparatus that includes post-processors corresponding to at least two post-processes and perform the at least two post-processes stepwise on paper on which an image is formed by the image forming apparatus; a setting receiver that receives post-processing settings corresponding to the at least two post-processes; and a hardware processor that determines whether or not the at least two post-processes are executable based on the post-processing settings corresponding to the at least two post-processes and that, in a case where it is determined that the at least two post-processes are not executable, when a post-processing setting corresponding to one of the at least two post-processes is a setting including numerical value input, provides notification regarding a numerical value input setting change in the post-processing setting corresponding to the one post-processing.
Hiroyuki KONISHI
Filed: 12 Mar 20
Utility
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16 Sep 20
A sheet conveyance device including: a conveyance roller that conveys a sheet; a motor that rotationally drives the conveyance roller at a constant speed; a central processing unit (CPU) that: periodically acquires temperature increase rates for the motor from a start of sheet conveyance, the temperature increase rates depending on magnitudes of effective current applied to the motor, the effective current depending on loads during sheet conveyance; and estimates a current temperature of the motor based on a cumulative value calculated from the temperature increase rates and time elapsed from the start of sheet conveyance; and a controller that executes a motor temperature control based on the estimated temperature of the motor.
Akinori KIMATA, Tatsuya EGUCHI, Takeshi ISHIDA, Takashi WATANABE
Filed: 11 Mar 20
Utility
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14 Sep 20
An information processing apparatus includes a first network interface configured to accept access from a terminal on a first network, a second network interface configured to accept access from a terminal on a second network, a hardware processor configured to process access from a terminal on the first network and a terminal on the second network, and a memory.
Akihiro Torigoshi, Kaitaku Ozawa, Kenichi Takahashi, Masaya Hashimoto, Tomonari Yoshimura, Keisuke Sato
Filed: 27 Feb 19
Utility
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14 Sep 20
A radiographic image processing device includes a hardware processor which sets a reference signal value in a range of a signal value of a pixel in a processing object region in a radiographic image, determines a conversion rate to convert a dynamic range in a high signal region and a conversion rate to convert a dynamic range in a low signal region respectively based on the reference signal value, determines a contrast modification rate which indicates an extent of processing of contrast modification in the signal region where the dynamic range is converted in the processing object region based on the reference signal value or the conversion rate, converts a dynamic range of a signal region in the processing object region based on the determined conversion rate, and performs contrast modification in the signal region in the processing object region based on the determined contrast modification rate.
Ryohei Ito, Tatsuya Takagi
Filed: 7 Aug 18
Utility
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14 Sep 20
A movement amount detecting device performs discrete Fourier transform onto N-th image data and N+1-th image data, thereby generating N-th wave number space data and N+1-th wave number space data.
Takaki Kato, Yuji Kobayashi, Masayuki Fukunaga
Filed: 13 Nov 17
Utility
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14 Sep 20
An ink jet recording apparatus includes an ink discharger provided with a plurality of nozzles which discharge ink; and a processor.
Toshiyuki Mizutani
Filed: 12 Sep 17
Utility
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14 Sep 20
An organic electroluminescence element includes: an anode; a cathode; and a luminous layer.
Tomohiro Oshiyama, Shinya Otsu, Rie Katakura, Satoru Inoue
Filed: 5 Dec 13
Utility
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14 Sep 20
A roll object inspection apparatus includes a shooting part that shoots a surface of a roll molded body which is the uncut roll object and is injection-molded and then continuously fed in a predetermined feeding direction.
Akinori Tadokoro
Filed: 1 May 18
Utility
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14 Sep 20
Tadashi Arimoto, Kei Isoda
Filed: 20 Oct 16
Utility
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14 Sep 20
An optical unit that directs illumination light to a plurality of digital micromirror devices that produce projection light by modulating the illumination light on an image display surface according to an image signal, and that transmits and emits the projection light, the optical unit includes: a plurality of first prisms, wherein the projection light exits a first face of a most emergence-side first prism among the first prisms; and a second prism disposed next to the first prisms, wherein the second prism includes: a 2A-th face into which the projection light enters; and a 2B-th face disposed perpendicular to an optical axis of the projection light, the projection light exits the 2B-th face, the second prism is wedge-shaped with the 2A-th and 2B-th faces not being in parallel with each other.
Yasumasa Sawai, Masahiro Terada, Masayuki Imaoka, Sadanobu Imamura
Filed: 2 May 19
Utility
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14 Sep 20
An image forming apparatus includes: a secondary transfer roller configured to transfer a toner image onto a sheet of paper; a fixing device provided downstream in a direction in which the sheet of paper is conveyed, the fixing device including a fixing roller that is configured to fix the toner image transferred onto the sheet of paper; a paper suction fan unit configured to suction air such that air flows over the secondary transfer roller; and a guide member provided in the paper suction fan unit and configured to guide air discharged from the paper suction fan unit to be discharged toward the fixing roller.
Kunihiko Naruse
Filed: 15 Apr 19
Utility
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14 Sep 20
A radiation control device includes a notifier that notifies an irradiation state of a radiation in a radiation generator, and a notification controller that controls notification operation of the notifier.
Takahisa Uehara
Filed: 6 Sep 18
Utility
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14 Sep 20
An image forming system according to the present invention includes a server 20 that causes a plurality of image forming apparatuses to execute a print job, and a plurality of image forming apparatuses 30a to 30d that are connected to the server via a network 40 and that receive the print job from the server.
Yoshifumi Wagatsuma
Filed: 3 Jun 18
Utility
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9 Sep 20
Provided is an inkjet recording device including: an inkjet head; an ink storage; a flow passage; a negative pressure generator; a heater; a wiper; and a hardware processor, in which in a case in which the ink inside the ink filled region is a solid, the hardware processor performs heating control including control of generating a negative pressure in the ink storage, and control of heating the ink in the ink filled region in a state in which the negative pressure is generated to change the phase of the ink from a solid to a liquid, and in a case in which the negative pressure in the ink storage acts on the ink in the nozzle by the heating control, the hardware processor initiates wiping control of performing the wiping operation and performs the wiping control in combination with the heating control.
Hiroyuki TOKIMATSU
Filed: 19 Feb 20
Utility
ceafw3l6r832oglm61qp40cp5e2uxjs0mtl5pisi3f
9 Sep 20
A sheet feeder includes: a tray in which sheets are stored; a feeding part that feeds the sheets in the tray; and a hardware processor that: measures a conveyance speed of the sheets fed by the feeding part; compares the measured conveyance speed with a first standard speed and detects wear in the feeding part; detects an interval between a previous sheet and a following sheet when the following sheet is continuously fed after the previous sheet; and carries out a control to change the conveyance speed of the sheet from a predetermined speed based on the detected interval to correct the interval between the previous sheet and the following sheet.
Masatoshi Hitaka
Filed: 10 Feb 20
Utility
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9 Sep 20
Yusuke KUROGI, Takayuki TOEDA
Filed: 27 Jan 20