Tsujita, Osaka
Masafumi Tsujita, Osaka JP
Patent application number | Description | Published |
---|---|---|
20090127007 | Compact Crawler Type Tractor - A compact crawler type tractor having an excellent turning feeling is provided. A hydraulic speed change mechanism for turning includes a hydrostatic transmission pump for turning and a hydrostatic transmission motor for turning, and is characterized in that the hydrostatic transmission pump for turning is a variable displacement pump, and an output of the hydrostatic transmission motor for turning is input into a differential mechanism. By combining the hydrostatic transmission pump for turning and the hydrostatic transmission motor for turning and the differential mechanism, an excellent turning feeling can be obtained. | 05-21-2009 |
Mitsuji Tsujita, Osaka JP
Patent application number | Description | Published |
---|---|---|
20150063837 | IMAGE FORMING APPARATUS ENSURING REDUCTION OF WASTEFUL CONSUMPTION OF EXCELLENT TONER WHEN POLISHING PHOTORECEPTOR DRUM - An image forming apparatus includes a plurality of photoreceptor drums, a plurality of developing devices, a plurality of polishing members, an endless intermediate transfer component, a primary transfer unit, a secondary transfer unit, a secondary transfer unit, a development refresh unit, and a photoreceptor refresh unit. The photoreceptor refresh unit is configured such that, in executing the photoreceptor-refresh control process, if the development refresh unit detects a toner-deteriorated developing device, the circumferential surface of the deteriorated photoreceptor drum is polished, by the polishing member provided for the deteriorated photoreceptor drum, using the polishing-agent contained in the toner discharged from the toner-deteriorated developing device by the development refresh unit executing the development-refresh control process. | 03-05-2015 |
Shigeru Tsujita, Osaka JP
Patent application number | Description | Published |
---|---|---|
20100073516 | IMAGE CAPTURING APPARATUS, CONTROL METHOD THEREOF, AND PROGRAM - An image capturing apparatus including: an image sensor generating an image signal; a photographing control section performing a photographing operation in which an exposure of the image sensor is divided into a plurality of exposures in accordance with a predetermined exposure time; an addition section adding sequentially the image signals obtained at each exposure; an amplification ratio calculation section calculating an amplification ratio of the added image signal on the basis of the predetermined exposure time; an amplification section amplifying the added image signal by using the amplification ratio to compensate for insufficient exposure for the predetermined exposure time; and a display control section displaying information related to the amplified image signal; wherein the photographing control section ends the photographing operation when instructed by a user, and determines that the amplified image signal is a captured image obtained by performing the photographing operation with the predetermined exposure time. | 03-25-2010 |
20100079616 | IMAGING APPARATUS, CONTROL METHOD THEREOF, AND PROGRAM - An imaging apparatus includes: an imaging device generating an image signal on a subject image; a shooting control mechanism dividing an exposure to be made to the imaging device in an exposure period into a plurality of times of exposures; an adding mechanism adding individual image signals obtained by the plurality of divided exposures in sequence to generate a sum image signal; an amplification control mechanism amplifying the sum image signal using a predetermined amplification factor in a first period in the exposure period to generate an amplified image signal; and a display control mechanism displaying, on a display section, the amplified image based on the amplified image signal in the first period, and displaying, on a display section, an image based on the sum image signal in a period other than the first period in the exposure period. | 04-01-2010 |
Yoshiki Tsujita, Osaka JP
Patent application number | Description | Published |
---|---|---|
20090195560 | Method of Driving Plasma Display Panel and Plasma Display Device - The present invention provides a method of driving a plasma display panel that displays an image with high brightness, high contrast, and high display quality by stabilizing selective initializing operation. To realize it, a plurality of subfields each having a setup period, an address period, and a sustain period are provided in one field period. Retention time for retaining voltages to be applied to a scan electrode and a sustain electrode is provided between time when voltage for weakening the final sustain discharge in the sustain period is applied to the sustain electrode and time when a ramp waveform voltage which decreases is applied to the scan electrode in the setup period in the following subfield. The retention time is controlled based on average brightness of image signals or ambient temperature. | 08-06-2009 |
20090251389 | PLASMA DISPLAY PANEL DRIVING METHOD AND PLASMA DISPLAY DEVICE - A plasma display panel driving method and a plasma display device estimate the highest temperature and the lowest temperature the panel can have, according to the temperature detected by the thermal sensor, and appropriately drives the panel, to improve the image display quality. Provided are at least three driving modes having different sub-field structures: a low-temperature driving mode, an ordinary-temperature driving mode, and a high-temperature driving mode. To drive the panel, estimates of the highest temperature and the lowest temperature the panel can have are made from the temperature detected by the thermal sensor, the temperature condition of the panel is determined from the estimated highest temperature or lowest temperature, and the driving mode is switched appropriately for the panel temperature condition. | 10-08-2009 |
20090278821 | PLASMA DISPLAY DEVICE - A plasma display device includes an AD converter; a video signal processing circuit producing subfield data; a subfield processing circuit producing control signals of each of drive circuits; a plasma display panel having scan electrodes and sustain electrodes which are alternately arranged in n rows, and data electrodes in (k+m) columns arranged in a direction of intersecting with the scan and sustain electrodes; a scan-electrode drive circuit for driving scan electrodes; a sustain-electrode drive circuit for driving sustain electrodes; and a data-electrode drive circuit which has a first drive circuit for driving data electrodes and a second drive circuit for driving data electrodes, and applies writing pulse voltage in order from a data electrode group nearest to the scan-electrode drive circuit. | 11-12-2009 |
20090284510 | AC PLASMA DISPLAY PANEL DRIVING METHOD - In a method of driving an AC plasma display panel of the present invention, one field period is made of a plurality of sub-fields (SFs), each including an initializing period, writing period, and sustaining period, and a part of sustaining operation in the sustaining period in at least one of the plurality of SFs and a part of selective initializing operation in the initializing period in a SF following the at least one SF are performed at the same time. The method comprises making a pulse width of a top sustain pulse in one of the sustaining periods in the plurality of SFs different from that in another of the sustaining periods therein. This method limits the SFs in which any erroneous discharge occurs to lower order of SFs and can inhibit the brightness of the erroneous discharge. | 11-19-2009 |
20090303223 | METHOD FOR DRIVING PLASMA DISPLAY PANEL - A method for driving a plasma display panel including a plurality of discharge cells each having a scan electrode and a sustain electrode. One field includes a plurality of subfields each having an address period for generating address discharge in a discharge cell, and a sustain period for alternately applying a sustain pulse to the scan electrode and the sustain electrode to generate sustain discharge in the discharge cell in which the address discharge has been generated. The sustain pulse includes a first sustain pulse rising gently and a second sustain pulse rising more steeply than the first sustain pulse. At least one of the sustain pulses applied secondly and thirdly to the scan electrode is the second sustain pulse, and at least one of the sustain pulses applied secondly and thirdly to the sustain electrode is the second sustain pulse. | 12-10-2009 |
20110273481 | PLASMA DISPLAY DEVICE AND DRIVING METHOD OF PLASMA DISPLAY PANEL - The plasma display device has a sustain pulse generating circuit for generating sustain pulses in a sustain period. The sustain pulse generating circuit generates at least two kinds of sustain pulses of different rising gradients in the sustain period, generates a predetermined number of sustain pulse whose rising gradient becomes steeper to the latter half in at least one-side electrode in the sustain period after first two sustain pulses and except an erasing pulse, and continuously generates the sustain pulses while the rising gradient of the sustain pulses is varied in response to the light emitting rate of the plasma display panel in the sustain period. | 11-10-2011 |
Yuichi Tsujita, Osaka JP
Patent application number | Description | Published |
---|---|---|
20110222818 | OPTICAL WAVEGUIDE FOR OPTICAL CONNECTOR, OPTICAL CONNECTOR USING SAME, AND METHOD OF MANUFACTURING OPTICAL WAVEGUIDE FOR OPTICAL CONNECTOR - Disclosed is inexpensive optical waveguide for an optical connector which is accurately positioned across the width of cores when inserted in and fixed in an optical waveguide fixing through hole of a ferrule to provide low optical coupling loss when connected, an optical connector using the same, and a method of manufacturing the same. An optical waveguide for an optical connector includes cores, an under cladding layer, and an over cladding layer. The strip-shaped optical waveguide has a longitudinal end portion configured to be fixed in a predetermined through hole provided in a ferrule of an optical connector. The cores are formed on the under cladding layer by a photolithographic method. The over cladding layer is formed with respect to the positions of the cores or positioning alignment marks by a photolithographic method. The over cladding layer covers the cores, and the under cladding layer including crosswise end surfaces thereof. | 09-15-2011 |
20110286701 | OPTICAL CONNECTION STRUCTURE AND PRODUCTION METHOD OF OPTICAL WAVEGUIDE TO BE USED FOR THE OPTICAL CONNECTION STRUCTURE - An optical connection structure which permits easy and automatic alignment between the optical axes of optical fibers and the optical axes of cores of an optical waveguide, and a production method which ensures that an optical waveguide for the optical connection structure can be efficiently produced with higher dimensional accuracy are provided. An over-cladding layer of the optical waveguide includes an extension portion provided in a longitudinal end portion thereof, and optical fiber fixing grooves are provided in the extension portion as extending along extension lines of cores coaxially with the cores and each having opposite ends, one of which is open in an end face of the extension portion and the other of which is closed. Optical fibers are fitted and fixed in the respective optical fiber fixing grooves. The over-cladding layer further includes a boundary portion ( | 11-24-2011 |