Patent application number | Description | Published |
20140221184 | ELECTROPHOTOGRAPHIC MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS - An electrophotographic member having a high conductivity and having high adhesiveness to other layer, and a process cartridge and an electrophotographic apparatus using the electrophotographic member as a developer carrying member are provided. | 08-07-2014 |
20140287899 | ELECTROPHOTOGRAPHIC MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS - An electrophotographic member is provided in which conductivity barely reduces and sufficient conductivity is obtained even under a low temperature and low humidity environment, a reduction in resistance beyond necessity is readily suppressed even under a high temperature and high humidity environment, and the bleeding of the quaternary ammonium salt can be suppressed. There is provided an electrophotographic member including an electroconductive mandrel and an electroconductive layer, wherein the electroconductive layer includes a resin having at least one of a structure represented by the following formula (1) and a structure represented by the following formula (2) in the molecule, and an anion: | 09-25-2014 |
20150331339 | ELECTROPHOTOGRAPHIC MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS - The present invention provides an electrophotographic member in which an increase in resistance is small even in use at low temperature and which contributes to the formation of a high quality electrophotographic image, and a process cartridge and an electrophotographic apparatus using this electrophotographic member as a charging member or a developer carrying member. Therefore, the electrophotographic member of the present invention is an electrophotographic member including an electro-conductive mandrel and an electro-conductive layer, wherein the electro-conductive layer includes a urethane resin and an ion-conductive agent, the urethane resin has, between two adjacent urethane bonds, a structure represented by formula (1) and at least one structure selected from the group consisting of a structure represented by formula (2) and a structure represented by formula (3), and the ion-conductive agent contains a particular anion. | 11-19-2015 |
20150331341 | ELECTROPHOTOGRAPHIC MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS - The present invention provides a highly electro-conductive electrophotographic member which contributes to formation of high-quality electrophotographic images while bleeding out of an ion conducting agent is reduced, a process cartridge, and an electrophotographic apparatus. Accordingly, the electrophotographic member according to the present invention includes an electro-conductive mandrel and an electro-conductive layer, wherein the electro-conductive layer contains a resin synthesized from a nitrogen-containing aromatic heterocyclic cation and a compound being able to react with the nitrogen-containing aromatic heterocyclic cation, and an anion; the nitrogen-containing aromatic heterocyclic cation has two substituents bonded to hydroxyl groups; and the substituent bonded to the hydroxyl group is bonded to a nitrogen atom of a nitrogen-containing aromatic heterocycle of the nitrogen-containing aromatic heterocyclic cation. | 11-19-2015 |
20150331346 | ELECTROPHOTOGRAPHIC MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS - Provided is an electrophotographic electroconductive member in which an excessive decrease in resistance of an electroconductive roller in a high-temperature/humidity environment is suppressed and an electric resistance value in a low-temperature/humidity environment is reduced, and thus the electric resistance value is optimized without depending on use conditions and a usage environment. Also provided are a process cartridge and an electrophotographic apparatus that contribute to the stable formation of an electrophotographic image of high quality over a long period of time. The electrophotographic electroconductive member includes an electroconductive mandrel and an electroconductive resin layer formed on an outer periphery of the electroconductive mandrel. The electroconductive resin layer contains a cation and at least one kind of a bis(oxalato)borate anion or a tris(oxalato)phosphate anion. | 11-19-2015 |
20150331347 | ELECTROPHOTOGRAPHIC MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS - Provided is an electrophotographic member that has a high excessive charging-suppressing effect under a low-temperature and low-humidity environment, and has high charge-providing performance under a high-temperature and high-humidity environment, and a process cartridge and an electrophotographic apparatus each including the electrophotographic member. The electrophotographic member is an electrophotographic member including an electro-conductive substrate and an electro-conductive resin layer, the electro-conductive resin layer contains a cation and at least one anion selected from the group consisting of anions represented by the following formulae (1) to (5): | 11-19-2015 |
Patent application number | Description | Published |
20100081090 | PROCESS FOR MAKING LITHOGRAPHIC PRINTING PLATE - A process for making a lithographic printing plate, comprising: an exposure step of imagewise exposing a lithographic printing plate precursor that comprises, above a hydrophilic support, a photosensitive layer comprising (A) a compound that generates a radical upon the application of light or heat, (B) a polymer having an aromatic carboxy group in a side chain, (C) a polymerizable compound, and (D) an infrared absorber; and a development processing step using one type of processing liquid, wherein the processing liquid has a pH of 8.5 to 10.8. | 04-01-2010 |
20110020751 | LITHOGRAPHIC PRINTING PLATE PRECURSOR AND PRODUCTION PROCESS OF LITHOGRAPHIC PRINTING PLATE USING THE PRECURSOR - Provided are, as a lithographic printing plate precursor that enables good development with a developer having a pH from 2 to 10 and is excellent in runlength and stain resistance and a production process of a lithographic printing plate using the precursor, a lithographic printing plate precursor whose photosensitive layer contains the following components (A), (B), and (C):
| 01-27-2011 |
20130157199 | METHOD OF PREPARING LITHOGRAPHIC PRINTING PLATE - To provide a method of preparing a lithographic printing plate comprising exposing imagewise a lithographic printing plate precursor including a support, a photosensitive layer containing a binder polymer and a radical polymerizable compound having viscosity of 9,000 mPa·s or less at 25° C. and a protective layer in this order and developing the exposed lithographic printing plate precursor with a developer without passing through a heat treatment, as a method of preparing a lithographic printing plate capable of forming an image area which is cured at high sensitivity and has good printing durability and halftone dot reproducibility and capable of easily reproducing a halftone dot image because of excellent stability of halftone dot reproduction to exhibit a small restriction on setting of the time described above, even without conducting a preheat treatment. | 06-20-2013 |
Patent application number | Description | Published |
20090087787 | PLANOGRAPHIC PRINTING PLATE PRECURSOR AND METHOD OF PRODUCING A COPOLYMER USED THEREIN - A planographic printing plate precursor having an intermediate layer containing a copolymer containing structural units represented by Formulae (1), (2) and (3) below, and a image forming layer, in this order on a support, | 04-02-2009 |
20090233221 | NEGATIVE-WORKING PHOTOSENSITIVE MATERIAL AND NEGATIVE-WORKING PLANOGRAPHIC PRINTING PLATE PRECURSOR - The present invention provides a negative-working photosensitive material formed by sequentially layering an undercoat layer and a photosensitive layer on a support, wherein the undercoat layer contains a polymer containing (a) a structural unit containing at least one selected from a carboxylic acid or a carboxylic acid salt and (b) a structural unit containing at least one carboxylic acid ester; the photosensitive layer contains (A) an infrared absorbent, (B) an organoboron compound, (C) an onium salt compound and (D) a compound having a polymerizable unsaturated group; and a ratio of (a) with respect to (a) and (b) is 30 to 90% by mol. The invention also provides a negative-working planographic printing plate precursor that uses the negative-working photosensitive material. | 09-17-2009 |
20100075251 | METHOD OF PREPARING LITHOGRAPHIC PRINTING PLATE AND LITHOGRAPHIC PRINTING PLATE PRECURSOR - A method for preparing a lithographic printing plate includes: imagewise exposing a lithographic printing plate precursor including a photosensitive layer containing a sensitizing dye, a polymerization initiator, a polymerizable compound and a binder polymer and an aluminum support on which a divalent cation is adsorbed in an amount of from 0.5 to 3.0 mg/m | 03-25-2010 |
20100247759 | COATING METHOD, COATER, AND METHOD FOR MANUFACTURING PLANOGRAPHIC PRINTING PLATE - A coating method of forming a plurality of layers on a belt-like support continuously traveling, comprising:
| 09-30-2010 |
20150190991 | PROCESS FOR PRODUCING CYLINDRICAL PRINTING PLATE PRECURSOR AND PROCESS FOR MAKING CYLINDRICAL PRINTING PLATE - To provide a production process that can easily produce a cylindrical printing plate precursor having excellent thickness precision. | 07-09-2015 |
20150197079 | PROCESS FOR PRODUCING CYLINDRICAL PRINTING PLATE PRECURSOR, CYLINDRICAL PRINTING PLATE AND PROCESS FOR MAKING SAME - There is provided a process for producing a cylindrical printing plate precursor, comprising (1) a preparation step of preparing a cured resin sheet, (2) a wrapping step of wrapping the cured resin sheet around a cylindrical support, (3) a supply step of supplying a curable composition to a gap formed between end parts to be joined of the cured resin sheet, and (4) a curing step of curing the curable composition, the curable composition comprising a solvent that dissolves or swells the cured resin sheet, the solvent having a content of 0.2 to 2.0 mass % of the total amount of the curable composition, and the curable composition having a percentage dimensional change on curing of no greater than 2%. | 07-16-2015 |
Patent application number | Description | Published |
20080199090 | CODING METHOD CONVERSION APPARATUS - A coding method conversion apparatus converts the first coded data coded by the first coding method into the second coded data. The coding method conversion apparatus includes: an H.264 decoder which decodes the first coded data; a deblocking filter strength calculation unit which calculates a filter strength of deblocking filtering of a second coding method, using at least one piece of decoding information except a coding type of the first coded data, the decoding information being obtained by decoding the first coded data; and a deblocking filter which performs the deblocking filtering to reduce noise in a boundary of blocks according to the filter strength calculated by the deblocking filter strength calculation unit. | 08-21-2008 |
20080317377 | IMAGE CODING APPARATUS AND IMAGE CODING METHOD - The image coding apparatus according to the present invention is an image coding apparatus, including an imaging unit, a chroma quantization width adjustment unit configured to determine a chroma quantization width using a first method when the amount of the incident light on the imaging unit is larger than the predetermined amount, and to adjust the chroma quantization width such that the chroma quantization width is larger than a quantization width determined using the first method when the light amount judging unit judges that the amount of the incident light is smaller than the predetermined amount, and a luma quantization width adjustment unit configured to determine a luma quantization width using a second method without being dependent on the amount of the incident light. | 12-25-2008 |
20090010322 | PICTURE CODING APPARATUS - The picture coding apparatus, which optimizes data amount of coded picture data without entailing an increase in circuit size and/or power consumption, includes: a picture input unit which obtains a moving picture signal Vin; a buffer; a lead detecting unit which detects a lead portion from the moving picture represented by the moving picture signal Vin; a coding unit which codes the moving picture signal Vin in the lead portion detected by the lead detecting unit, according to a coding condition for temporary coding; and a coding condition generating unit which generates a coding condition for actual coding, based on the result of the coding by the coding unit and the coding condition for temporary coding. Then, coding unit codes the moving picture signal Vin representing the moving picture including the aforementioned lead portion, according to the coding condition for actual coding. | 01-08-2009 |
20090103618 | PICTURE CODING APPARATUS AND PICTURE CODING METHOD - The picture coding apparatus includes: a picture feature amount extracting unit which extracts respective feature amounts of the current picture and a picture having a specific relationship with the current picture; a correlation degree calculating unit which calculates, based on the feature amount extracted by the feature amount extracting unit, a correlation degree indicating a degree of image similarity between the current picture and the picture having a specific relationship with the current picture; a picture type determining unit which determines, depending on the calculated correlation degree, a picture type for the current picture, from two picture types on which different inter-picture prediction is performed; and a coding unit which codes the current picture according to the determined picture type. | 04-23-2009 |
20110001839 | PICTURE CODING APPARATUS, PICTURE CODING METHOD AND VIDEO CAMERA - A picture coding apparatus includes a static area information calculating unit that calculates static area information indicating a size of a static area of which motion is smaller than a predetermined value for each of fields included in an interlaced picture, a reference field selecting unit that selects, as a reference field to be used to predict a field to be coded, one of a field having of the same parity as a field to be coded and a field having the opposite parity of the field to be coded, among fields previously coded, based on the static area information of the fields previously coded, and a coding unit that codes the field to be coded by using the reference field selected by the reference field selecting unit. | 01-06-2011 |
20110274163 | VIDEO CODING APPARATUS AND VIDEO CODING METHOD - A video coding apparatus includes: a change amount detection unit that detects, based on pixel data included in a target block to be coded, an amount of change indicating a displacement between a top field and a bottom field caused by a difference in image capture time between the top field and the bottom field which are consecutive; a quantization width determination unit that determines, as a quantization width used for the target block, a first quantization width when the amount of change is a first value, and a second quantization width when the amount of change is a second value that is larger than the first value, the second quantization width being smaller than the first quantization width; and a quantization unit that quantizes the target block using the quantization width determined by the quantization width determination unit. | 11-10-2011 |
20130162770 | 3D ENCODING APPARATUS - A 3D encoding apparatus encodes an input image and generates and outputs a three dimensional stream including a basic stream and an extended stream including a plurality of image groups. A 3D encoding apparatus includes a setter that sets a specific delay value for each image group based on the a first delay value as a delay value of the basic stream and a second delay value as a delay value of the three dimensional stream. The setter sets the specific delay value to a value not more than smaller one of the first delay value and the second delay value. The first virtual buffer and the second virtual buffer perform the buffer simulation for n+1th image group based on information about the specific delay value of the nth image group set by the setter in the basic stream and three dimensional stream. | 06-27-2013 |
20140098891 | VIDEO ENCODING DEVICE AND VIDEO ENCODING METHOD - A video encoding device, in the case where a video of the progressive format is inputted, processes a frame as a picture, in the case where a video of the interlace format is inputted, processes a field as a picture. A video encoding device generates code string by generating display control information corresponding to a format of the video and describing the display control information in the code string. The display control information includes sequence unit display control information which is commonly used in a display process of all pictures that belong to a sequence to be decoded and picture unit display control information which is individually used in a display process of a picture to be decoded. A second code string generator stores each of the sequence unit display control information and the picture unit display control information in an extended information area generated in units of pictures. | 04-10-2014 |
20140098892 | VIDEO DECODING DEVICE AND VIDEO DECODING METHOD - A video decoding device, in the case where a video of the progressive format is inputted, processes a frame as a picture, in the case where a video of the interlace format is inputted, processes a field as a picture. A video decoding device performs display control corresponding to a format of the both video by analyzing display control information in display control information analyzer. The display control information includes sequence unit display control information which is commonly used in a display process of all pictures that belong to a sequence to be decoded and picture unit display control information which is individually used in a display process of a picture to be decoded. A second code string analyzer acquires each of the sequence unit display control information and the picture unit display control information from an extended information area in units of pictures. | 04-10-2014 |
20150208090 | IMAGE ENCODING APPARATUS AND IMAGE ENCODING METHOD - An image encoding apparatus which encodes an input image includes: an intra prediction unit which performs intra prediction on a per-sub-block basis. The intra prediction unit includes: a size determining unit which determines whether the size of a current sub-block is less than or equal to a predetermined size; a candidate determining unit which determines m intra prediction modes (where m is a natural number) as candidate prediction modes when the size of the current sub-block is determined to be less than or equal to the predetermined size, the m intra prediction modes being less than M intra prediction modes predefined independently of the block size (where M is a natural number greater than or equal to 2); and a prediction unit which selects one of the candidate prediction modes and performs intra prediction on the current sub-block using the selected intra prediction mode. | 07-23-2015 |
20150222906 | VIDEO CODING APPARATUS AND VIDEO CODING METHOD - A video coding apparatus is a video coding apparatus which codes a coding target video based on a coding standard, and includes: a dividing unit which divides an image included in the coding target video into a plurality of control blocks; and a prediction image generating unit which divides each of the control blocks into a plurality of prediction blocks, and generates, for each of the prediction blocks, a prediction image using one of inter prediction and intra prediction, wherein the coding standard allows each of the control blocks to be divided into the prediction blocks such that the prediction blocks have different sizes, and the prediction image generating unit divides each of the control blocks into the prediction blocks such that the prediction blocks all have an identical size, rather than dividing each of the control blocks into the prediction blocks such that the prediction blocks have different sizes. | 08-06-2015 |
20150256851 | VIDEO CODING APPARATUS AND VIDEO CODING METHOD - A video coding apparatus including a dividing part that outputs the coding target picture divided for each coding unit (basic CU); a prediction processor that generates a prediction image by performing one of intra prediction and inter-screen prediction; a difference calculator that generates a difference image by calculating a difference between the generated prediction image and an image corresponding to the prediction image in the coding target picture; a residual coder that generates a residual coefficient by performing transform processing and quantization processing on the generated difference image; an integration unit that integrates a plurality of basic CUs included in an N×N-pixel region into one new CU, and a code string generator that generates a code string corresponding to the post-integration new CU by performing variable-length coding and arithmetic coding on coding information and the residual coefficient. | 09-10-2015 |
20150271485 | IMAGE ENCODING METHOD AND IMAGE ENCODING APPARTAUS - An image encoding method includes: selecting, for each processing block, one of intra prediction modes specified by a coding standard, and performing intra prediction according to the intra prediction mode, wherein the intra prediction modes include a lower-left reference mode in which a processing block located at lower left of a current processing block is referred to, the processing blocks include a first processing block and a second processing block located at upper right of the first processing block, the second processing block being equal in size to the first processing block, the coding standard defines that information on the second processing block is written into a bitstream after information on the first processing block, and in the intra prediction, (i) selection of the lower-left reference mode is prohibited and intra prediction is performed on the second processing block, and, (ii) intra prediction is performed on the first processing block. | 09-24-2015 |
20150271516 | VIDEO CODING APPARATUS AND VIDEO CODING METHOD - In an exemplary embodiment, in order to avoid enlargement of a circuit scale to perform coding processing in real time, a block size of a PU (evaluation PU (Prediction Unit)) used to evaluate a merge mode is restricted and the number of evaluation target merge candidates is restricted. In the case where the evaluation PU has the block size in which a CU (Cording Unit) is divided, at least one merge candidate common to a merge candidate list of a PU (inclusion PU) having the block size including the evaluation PU and a merge candidate list of each of a plurality of evaluation PUs is selected as the evaluation target merge candidate from the merge candidate lists of the evaluation PUs. In performing cost evaluation processing for the evaluation PU, cost evaluation processing is simultaneously performed on the inclusion PU using a calculated prediction residual. | 09-24-2015 |
Patent application number | Description | Published |
20090066466 | Coil System Comprising Eccentrically Coiled Magnetic Substance - The present invention provides a coil system comprising an eccentrically coiled magnetic substance capable of exciting vertical magnetic field components in its center portion and preventing sensitivity of the coil system deteriorating in its center. In the coil system comprising a magnetic substance | 03-12-2009 |
20090256560 | Sensor system embedded in metal - A sensor system, which can be embedded in a metal bed or metal face and has a good performance, has been demanded. A sensor system arranged in the following manner fulfills the above-mentioned demand. When the sensor system employs a square bracket shaped magnetic substance core, a magnetic path is formed and a strong magnetic field vertical to the metal face is obtained, even if the square bracket shaped magnetic substance core is embedded in a concave of the metal bed. A strong vertical magnetic field is obtained in the center portion of a combined magnetic substance cores even by using a surface current on the metal face. | 10-15-2009 |
20090308934 | SENSOR TAG MULTIPLANE IMAGING SYSTEM - When a conventional sensor or tag is sandwiched by a plurality of metal planes, the condition is deteriorated and the sensitivity is lowered. Provided is multiplane imaging system using MISEMAS (Multi-Image Effect and Separation Method for Magnetic Sensor and Tag) in which the sensitivity is not lowered, but rather enhanced, and it is possible to separate and select each of the tags without causing interference with adjacent sensor coils SC | 12-17-2009 |
20090315553 | Axially Symmetric Vertical Magnetic Field Component Exciting Sensor System - The present invention provides an axially symmetric vertical magnetic field component sensor system capable of intensifying vertical magnetic field components. The sensor system comprises an axially symmetrical magnetic substance comprising a circular, oval or polygonal shaped flat disk and a protrusion formed on a center of the flat disk. The sensor system is used for a response system having an IC wound by a coil which generates signals and the sensor system is mounted on a metal surface or buried in a hollow formed on the metal surface. | 12-24-2009 |
20090315680 | Field Improving System Provided with Resonator - The present invention provides a system for improving communication statuses among a sensor, a tag and a non-contact type IC card for RFID (Radio Frequency Identification). In the present system, a resonator | 12-24-2009 |
Patent application number | Description | Published |
20110014949 | CARD DEVICE AND MOBILE COMMUNICATION TERMINAL - A card device that is loaded in a mobile communication terminal and is used for wireless communication, includes a transmission and reception circuit that generates a transmission signal to be transmitted in a wireless manner based on transmission data, and processes a received signal that has been received in the wireless manner; a first antenna that is used for signal transmission and reception in the wireless manner; an antenna terminal that is connected with a second antenna that is provided in the outside of the card device; and a switch that connects in a switching manner one of the first antenna and the antenna terminal to the transmission and reception circuit. | 01-20-2011 |
20110128193 | CARD DEVICE FOR WIRELESS COMMUNICATION - A card device for wireless communication which is to be attached to a mobile communication terminal includes a card substrate, a parasitic antenna element for transmission and reception formed on a first surface of the card substrate, and a feed antenna element for transmission and reception formed on a second surface of the card substrate opposite the first surface of the card substrate, wherein the parasitic antenna element and the feed antenna element have substantially the same shape, and are arranged to substantially completely overlap each other across the card substrate. | 06-02-2011 |
20110128207 | CARD TYPE WIRELESS COMMUNICATION MODULE - A card type wireless communication module, includes a board; a plurality of terminals formed on the board, the terminals including an external antenna terminal, the terminals having a plating process applied thereto; and a ground pattern formed on the board; wherein a feeding wiring pattern arrangement area is formed between forming positions of the terminals on the board and a forming position of the ground pattern, the feeding wiring pattern arrangement area has a feeding wiring pattern formed thereon, the feeding wiring pattern feeds power to the terminals at the time of an electrolytic plating process, and the feeding wiring pattern is removed after the electrolytic plating process is completed. | 06-02-2011 |
20110130169 | CARD DEVICE FOR MOBILE WIRELESS COMMUNICATION TERMINAL - A card device for mounting in a mobile wireless communication terminal having an antenna includes a card substrate having a multilayer configuration. The card substrate includes a surface wiring layer on which an antenna terminal is formed for connecting to the antenna, and another wiring layer facing the surface wiring layer and being at ground potential. The other wiring layer includes a conductor notch part formed at a position corresponding to a position of the antenna terminal. | 06-02-2011 |
Patent application number | Description | Published |
20090116527 | Surface emitting laser diode including grating layer - A surface emitting laser diode includes a ring-shaped first semiconductor layer including an n-type clad layer, a ring-shaped active layer provided on the first semiconductor layer, and a ring-shaped second semiconductor layer which is provided on the active layer and includes a p-type clad layer and a grating layer including grating units continuously arranged in a circumferential direction, each grating unit including a plurality of regions having different refractive indices and being adjacent to each other in the circumferential direction. | 05-07-2009 |
20120199826 | PHOTODETECTION DEVICE AND OPTICAL FILTER USED THEREIN - Two light receiving elements are formed on a support substrate. A first light receiving element is formed of a p-type layer, an n-type layer, a light absorption semiconductor layer, an anode electrode, a cathode electrode, a protection film, etc. A second light receiving element is formed of a p-type layer, an n-type layer, a transmissive film, an anode electrode, a cathode electrode, a protection film, etc. The light absorption semiconductor layer absorbs light in a wavelength range λ and disposed closer to the light receiving surface than is the pn junction region. The transmissive film has no light absorption range and disposed closer to the light receiving surface than is the pn junction region. The amount of light in the wavelength range λ is measured through computation using a detection signal from the first light receiving element and a detection signal from the second light receiving element. | 08-09-2012 |
20120234381 | DYE-SENSITIZED SOLAR CELL - A dye-sensitized solar cell (DSC) is provided, which has an elevated voltage and thus an improved performance achieved with an electrolyte formed by mixing multiple redox electrolytes of an electrolyte solution. The DSC includes: a first substrate | 09-20-2012 |
20140071525 | OPTICAL FILTER - Two light receiving elements are formed on a support substrate. A first light receiving element is formed of a p-type layer, an n-type layer, a light absorption semiconductor layer, an anode electrode, a cathode electrode, a protection film, etc. A second light receiving element is formed of a p-type layer, an n-type layer, a transmissive film, an anode electrode, a cathode electrode, a protection film, etc. The light absorption semiconductor layer absorbs light in a wavelength range λ and disposed closer to the light receiving surface than is the pn junction region. The transmissive film has no light absorption range and disposed closer to the light receiving surface than is the pn junction region. The amount of light in the wavelength range λ is measured through computation using a detection signal from the first light receiving element and a detection signal from the second light receiving element. | 03-13-2014 |
Patent application number | Description | Published |
20090084568 | Impact power tool - An impact power tool includes an impact mechanism for applying a striking impact to an output shaft by using an output power of a motor. A strike detection unit detects the striking impact applied by the impact mechanism to obtain a striking timing and a striking speed detection unit calculates a striking speed from the striking timing obtained by the strike detection unit and a rotation angle of the motor obtained by a rotation angle detection unit. A control unit counts the number of striking impact detected by the strike detection unit and stops the motor if the number of striking impact reaches a predetermined strike number. The control unit is designed to correct the predetermined strike number when the striking speed obtained in the striking speed detection unit is equal to or lower than a specified striking speed. | 04-02-2009 |
20100216415 | Wireless Communications System for tool - A wireless communications system includes a tool having a first wireless communications unit and a transceiver having a second wireless communications unit to receive a signal transmitted from the first wireless communications unit. Further, the transceiver has a setting unit for setting wireless communications parameters for wireless communications between the first and the second wireless communications unit, and the tool has a tool control unit for setting in the wireless communications unit the wireless communications parameters set by the setting unit and transmitted to the tool by wireless communication. | 08-26-2010 |
20140015465 | VOLTAGE INCREASING CONTROL CIRCUIT AND POWER TOOL - A voltage increasing control circuit is connected to a power supply to regulate power supplied to a load. The voltage increasing control circuit includes a voltage increasing unit configured to increase voltage that is supplied from the power supply, and supply the voltage to the load. A power estimation unit determines whether or not to increase the power supplied to the load. A voltage control unit controls the voltage increasing unit. When the power estimation unit determines to increase the power supplied to the load, the voltage control unit controls the voltage increasing unit to increase the power supplied to the load. | 01-16-2014 |
20140042981 | ADAPTER AND ELECTRIC POWER TOOL - An adapter includes a converter unit which increases at least one of voltage and current outputted from a battery pack and supply the increased the voltage and/or the current to a load, and a characteristic detection unit which detects at least one of the voltage outputted from the battery pack, the current outputted from the battery pack, a temperature of the battery pack, a voltage inputted to the load, a current inputted to the load and a temperature of the converter unit. The adapter further includes a control unit configured to control the converter unit to increase each of said at least one of the voltage and the current outputted from the battery pack to a corresponding reference value and perform a control operation of suppressing such increase to prevent an occurrence of over-current or over-discharge based on at least one detection result. | 02-13-2014 |
20140045653 | SPEED-CHANGING DEVICE - A speed-changing device includes a motor, a reduction gear train that reduces a rotation speed of the motor in accordance with a speed reduction ratio and transmits the rotation at the reduced speed, and a speed reduction ratio switching unit that switches the speed reduction ratio. The speed reduction ratio switching unit includes an actuator that switches the speed reduction ratio, a controller that controls the actuator, and a drive state detector that detects an index value representing load torque applied to the motor. The controller activates the actuator when the index value exceeds a first threshold value and activates the actuator when the index value fluctuates between the first threshold and a second threshold thereby forming an undulated pattern that satisfies a predetermined condition. | 02-13-2014 |
20140102741 | IMPACT ROTATION TOOL - An impact rotation tool includes a drive source that generates power. An impact force generation unit generates impact force by changing the power generated by the drive source to pulsed torque. A shaft transmits the pulsed torque to the distal tool with the generated impact force. A torque detector generates a signal corresponding to the torque applied to the shaft. A determination unit determines whether or not a torque value obtained from a signal corresponding to the torque has reached a predetermined torque value. A control unit controls the drive source to a predetermined driving state when the determination unit determines that the torque value has reached the predetermined torque value. The determination unit is arranged on the shaft. | 04-17-2014 |
20140262390 | ELECTRIC POWER TOOL - An electric power tool includes a voltage step-up condition setting operation unit that serves as a human machine interface and a voltage converter capable of performing a voltage step-up operation to raise a voltage supplied from a power supply and supply a raised voltage to a motor. The voltage converter is further capable of changing a voltage step-up level in the voltage step-up operation in accordance with the operation of the voltage step-up condition setting operation unit. A driving state detection unit generates a driving state signal corresponding to a driving state of the electric power tool. A control unit controls a stop timing of the motor in accordance with the driving state signal. | 09-18-2014 |
20140265948 | ELECTRIC POWER TOOL - An electric power tool includes a power supply, a motor capable of being driven in a forward rotation mode or a reverse rotation mode, and a voltage step-up unit capable of performing a voltage step-up operation to raise a voltage supplied from the power supply and supply a raised voltage to the motor. The voltage step-up unit is configured to change the voltage step-up operation in accordance with whether a rotation mode of the motor is the forward rotation mode or the reverse rotation mode. | 09-18-2014 |
20150021062 | IMPACT ROTATION TOOL AND IMPACT ROTATION TOOL ATTACHMENT - An impact rotation tool including a drive source, an impact force generation unit that generates an impact force for converting power from the drive source to pulsed torque, a shaft that transmits the pulsed torque to a bit used to perform a tightening task, a torque measurement unit that measures torque applied to the shaft as measured torque, a rotation angle measurement unit that measures a rotation angle of the shaft, a tightening torque calculation unit that calculates an angular acceleration from the rotation angle to calculate a tightening torque based on the angular acceleration and the measured torque, and a controller that controls the drive source based on the tightening torque. | 01-22-2015 |
Patent application number | Description | Published |
20090241411 | GEL-LIKE FUEL FOR FUEL CELL - According to one embodiment, a gel-like fuel for a fuel cell includes a network macromolecular compound formed by cross-linking a macromolecular compound having at least one group selected from an OH group and a COOH group, or a C═N bond with a cross-linking agent, a liquid fuel component incorporated into the network macromolecular compound, and a co-catalyst incorporated into the network macromolecular compound. | 10-01-2009 |
20090305107 | FUEL CELL AND METHOD OF PRODUCING THE SAME - A fuel cell includes an anode having a current collector and a catalyst layer formed on the current collector, wherein an aqueous methanol solution is introduced as fuel into the anode, a cathode having a current collector and a catalyst layer formed on the current collector, wherein an oxidizing agent is introduced into the cathode, and an electrolyte membrane interposed between the anode and the cathode in such a manner as to be in contact with each of the catalyst layers. Each of the catalyst layers includes a catalyst, a perfluoroalkylsulfonic acid polymer and a cross-linked polymer of a sulfonic acid type monomer and a carboxylic acid type monomer. The cross-linked polymer is entangled with the perfluoroalkylsulfonic acid polymer. | 12-10-2009 |
20100055524 | FUEL CELL - According to one embodiment, fuel cell includes an anode, into which an aqueous methanol solution is introduced as fuel, includes a current collector and a catalyst layer formed on the current collector, a cathode, into which an oxidizing agent is introduced, includes a current collector and a catalyst layer formed on the current collector, and an electrolyte membrane interposed between the catalyst layer of the anode and the catalyst layer of the cathode. The catalyst layer of at least one of the anode and the cathode contains carbon particles having pores on the surface thereof, catalyst microparticles which are supported by these carbon particles and are finer than the carbon particles, a perfluoroalkylsulfonic acid polymer and a high-molecular compound having a repeating unit of a high-molecular chain fixed to the surface of the carbon particles. | 03-04-2010 |
20100081031 | POLYMER ELECTROLYTE MEMBRANE FOR DIRECT METHANOL FUEL CELL AND DIRECT METHANOL FUEL CELL - According to one embodiment, a direct methanol fuel cell is provided with an anode to which an aqueous methanol solution is fed, a cathode to which an oxidant is fed and a polymer electrolyte membrane which is disposed between the anode and the cathode and contains a heterocyclic ester copolymer having a specific structure. | 04-01-2010 |
20100216055 | FUEL CELL - According to one embodiment, fuel cell includes an anode, into which an aqueous methanol solution is introduced as fuel, includes a current collector and a catalyst layer formed on the current collector, a cathode, into which an oxidizing agent is introduced, includes a current collector and a catalyst layer formed on the current collector, and an electrolyte membrane interposed between the catalyst layer of the anode and the catalyst layer of the cathode. The catalyst layer of at least one of the anode and the cathode contains carbon particles having pores on the surface thereof, catalyst microparticles which are supported by these carbon particles and are finer than the carbon particles, a perfluoroalkylsulfonic acid polymer and a high-molecular compound having a repeating unit of a high-molecular chain fixed to the surface of the carbon particles. | 08-26-2010 |
20100297536 | Direct Methanol Fuel Cell - According to one embodiment, a direct methanol fuel cell includes an anode having a current collector and a catalyst layer formed on the current collector, a cathode having a current collector and a catalyst layer formed on the current collector, and an electrolyte membrane placed between the catalyst layers of the anode and the cathode. The anode-side catalyst layer includes a catalyst and a sheet-like organic compound consisting of a plurality of molecules having an aliphatic cyclic skeleton in which two carbon atoms are bonded to a cationic functional group and an anionic functional group, respectively. The sheet-like organic compound has a layered branch structure in which the molecules are layered by bonding different ions of the aliphatic cyclic skeleton to one another so that the molecules are displaced from one another, and a plurality of units each having the layered branch structure are present in the catalyst layer. | 11-25-2010 |
20100310970 | DIRECT-METHANOL FUEL CELL - According to one embodiment, a direct-methanol fuel cell includes an anode into which an aqueous methanol solution is introduced, a cathode to which oxidizing gas is introduced, an electrolyte membrane interposed between the anode and the cathode, an anode separator which is disposed on the anode side and formed a fuel passage on a surface opposite the anode, a cathode separator which is disposed on the cathode side and formed an oxidizing gas passage on a surface opposite the cathode, an anode frame seal member disposed in such a manner as to surround the fuel passage between the anode and the anode separator, and a cathode frame seal member disposed in such a manner as to surround the oxidizing gas passage between the cathode and the cathode separator. The each seal member is fixed to the each separator, and the each seal member comprises an ionic polymer. | 12-09-2010 |
20110117476 | Direct-Methanol Fuel Cell - According to one embodiment, a direct-methanol fuel cell includes an anode which includes a current collector and a first catalytic layer formed on the current collector and into which an aqueous methanol solution is introduced, a cathode which includes a current collector and a second catalytic layer formed on the current collector and into which an oxidizer is introduced and an electrolyte membrane interposed between the anode and the cathode. The second catalytic layer includes a catalyst, a perfluoroalkylsulfonic acid polymer, and a ternary metal-containing copolymer. The ternary metal-containing copolymer includes a first vinyl monomer containing an organic metal complex of Pt, a second vinyl monomer containing an organic metal complex of M1, where M1 is a metal selected from Sn, Zn, Ni, Fe, Co, Al and Cu and a third vinyl monomer containing an organic metal complex in which M2 is ionically bonded, where M2 is Eu or La. | 05-19-2011 |
20110123895 | DIRECT-METHANOL FUEL CELL - According to one embodiment, a direct-methanol fuel cell includes an anode into which an aqueous methanol solution is introduced as fuel, a cathode into which an oxidizing agent is introduced, an electrolyte membrane interposed between the anode and the cathode, an anode separator which is disposed on the anode side and includes a fuel passage formed on a surface facing the anode, and a cathode separator which is disposed in the cathode side and includes an oxidizing gas passage formed on a surface facing the cathode. At least the cathode separator is provided with a coating film including a macromolecular polymer having a water-repellent functional group and an ionic functional group, the coating film being formed on at least an inside surface of the oxidizing gas passage. | 05-26-2011 |
Patent application number | Description | Published |
20090251505 | FLUID EJECTING HEAD, A FLUID EJECTING APPARATUS - A recording head | 10-08-2009 |
20110211029 | LIQUID EJECTING APPARATUS - A liquid storage unit for collecting a liquid supplied to an ejecting head is provided. The liquid is supplied to a plurality of ejecting heads via a pressure regulating valve, and the liquid is suctioned from the plurality of ejecting heads by a circulation pump, and then is discharged to the liquid storage unit. In this way, since the liquid is suctioned from each of the ejecting heads, the passage resistance is decreased, so that the ink can be appropriately circulated. In addition, since the ejecting head is supplied with the liquid at an appropriate pressure from the liquid storage unit via the pressure adjusting valve, the liquid can be appropriately ejected. | 09-01-2011 |
20140320571 | LIQUID EJECTING APPARATUS - A liquid storage unit for collecting a liquid supplied to an ejecting head is provided. The liquid is supplied to a plurality of ejecting heads via a pressure regulating valve, and the liquid is suctioned from the plurality of ejecting heads by a circulation pump, and then is discharged to the liquid storage unit. In this way, since the liquid is suctioned from each of the ejecting heads, the passage resistance is decreased, so that the ink can be appropriately circulated. In addition, since the ejecting head is supplied with the liquid at an appropriate pressure from the liquid storage unit via the pressure adjusting valve, the liquid can be appropriately ejected. | 10-30-2014 |
Patent application number | Description | Published |
20090002569 | Information processing apparatus, information processing system, and controlling method of information processing apparatus - There is provided an information processing apparatus in which a great number of users can use thin clients, and in which various services such as simultaneous picture distribution are realized in an integrated manner, an information processing system, and a controlling method of the information processing apparatus. The apparatus capable of executing plural OSs includes image transmitting devices having: a GPU for receiving a drawing instruction signal of a screen output from the OS and generating an image signal of a display screen; and a communicator for transmitting the image signal of the display screen to a terminal that operates as a thin client. The devices compressively code the image signal to a digital motion picture by a coding unit as necessary. Then, the devices transmit the coded signal from the communicator. The apparatus dynamically assigns the devices to the OSs corresponding to the respective terminals via VMM. | 01-01-2009 |
20120106855 | FORM IMAGE MANAGING SYSTEM AND METHOD - A form image managing system includes a master image storing unit configured to store a plurality of types of master images, a obtaining unit configured to obtain a form image, a searching unit configured to search the master image storing unit for a master image having the highest correlation with the form image obtained by the obtaining unit among the plurality of types of master images, a generating unit configured to generate differential data of the form image, obtained by the obtaining unit, from the master image searched by the searching unit, and a differential data storing unit configured to associate identification information for identifying the master image searched by the searching unit from the plurality of types of master images stored in the master image storing unit with the differential data generated by the generating unit, and to store the identification information and the differential data. | 05-03-2012 |
20120251002 | FORM IMAGE MANAGING SYSTEM AND FORM IMAGE MANAGING METHOD - A form image managing system includes a partitioned master image storing unit which stores partitioned master images obtained by partitioning a master image, a form image obtaining unit which obtains an image of a form, a searching unit which searches the partitioned master image storing unit for a partitioned master image having a high correlation with each of a plurality of partial images obtained by partitioning the image of the form, a difference data generating unit which generates difference data between the partial image and corresponding partitioned master image having the high correlation with the partial image, and a form image data storing unit which stores, as form image data that represents the image of the form, identification information for identifying the corresponding partitioned master image and the difference data by making the identification information and the difference data correspond to the partial image. | 10-04-2012 |