Patent application number | Description | Published |
20090147036 | LIQUID EJECTING APPARATUS - A liquid ejecting apparatus includes: a head having a nozzle; a pressure-changing unit for changing pressure of liquid in the nozzle in such a manner that the liquid is ejected from the nozzle; a first level-data setting unit for setting a selected first level data from a plurality of first level data, based on an ejecting data for a first kind of liquid; a second level-data setting unit for setting a selected second level data from a plurality of second level data, based on an ejecting data for a second kind of liquid; a driving-signal generator for generating a driving signal; and a driving-pulse generator for generating a driving pulse based on the selected first or second level data and the driving signal. The plurality of first level data and the plurality of second level data are different from each other. | 06-11-2009 |
20090189939 | LIQUID EJECTING APPARATUS AND PRINTING SYSTEM - The present invention relates to a liquid ejecting apparatus including: a movable head provided with a plurality of nozzles for ejecting a liquid; a carry unit for carrying a medium in a predetermined carrying direction; and a sensor for detecting an edge of the medium, the liquid ejecting apparatus controlling ejection of the liquid from the plurality of nozzles in accordance with a result of the detection of the sensor. In this liquid ejecting apparatus, the position, in the carrying direction, of the sensor is at the same position of or on an upstream side of a nozzle located most upstream in the carrying direction, of among the plurality of nozzles. In this way, it is possible to arrange the sensor for detecting the edge of the paper at the most suitable position, and to suppress waste of ink that is ejected from the nozzles. | 07-30-2009 |
20100165026 | PRINTING APPARATUS AND PRINTING METHOD - A printing apparatus includes a head and a drive signal generating section. The head has an element performing operation for ejecting ink and ejects a plurality of types of inks, an amount of each ink ejected by the head being different depending on a designated tone value. The drive signal generating section generates a drive signal having a waveform section for operating the element and generates a plurality of types of the drive signals for a specific tone value, the waveform section of each of the drive signals for the specific tone value being different depending on the types of inks. | 07-01-2010 |
20110157268 | PRINTING APPARATUS, PRINTING METHOD, PROGRAM AND PRINTING SYSTEM - A printing apparatus is provided with (A) a carry mechanism that carries a medium along a predetermined direction, (B) a nozzle that performs a moving and ejecting operation for ejecting ink toward the medium while moving relatively with respect to the medium during an interval of a carry operation by the carry mechanism, and (C) a signal output section that outputs a first timing defining signal defining a periodical timing for ejecting ink from the nozzle toward a position corresponding to a pixel configuring an image to be printed, and a second timing defining signal defining a periodical timing for ejecting ink from the nozzle toward a position displaced from the position corresponding to a pixel configuring an image to be printed, wherein the signal output section outputs either the first timing defining signal or the second timing defining signal for each moving and ejecting operation. | 06-30-2011 |
20120081448 | Liquid Ejecting Apparatus And Printing System - A liquid ejecting apparatus includes a movable head with nozzles that eject a liquid; a transport unit that transports a medium in a transporting direction; and a sensor that detects an edge of the medium and that is movable with the head. Ejection of liquid from the nozzles is controlled based on the sensor detection result. The transport roller transports the medium in a slanted manner toward a surface of a platen, and after the medium's front edge contacts the platen, the medium bends on the platen with the front edge of the medium moving along the surface of the platen toward a paper discharge roller. Relative to the transporting direction, the sensor is positioned upstream of the most upstream nozzle and downstream of a position at which the front edge of the medium first comes into contact with the platen. | 04-05-2012 |
20130063509 | LIQUID EJECTING APPARATUS - A liquid ejecting apparatus includes: a head having a nozzle; a pressure-changing unit for changing pressure of liquid in the nozzle in such a manner that the liquid is ejected from the nozzle; a first level-data setting unit for setting a selected first level data from a plurality of first level data, based on an ejecting data for a first kind of liquid; a second level-data setting unit for setting a selected second level data from a plurality of second level data, based on an ejecting data for a second kind of liquid; a driving-signal generator for generating a driving signal; and a driving-pulse generator for generating a driving pulse based on the selected first or second level data and the driving signal. The plurality of first level data and the plurality of second level data are different from each other. | 03-14-2013 |
Patent application number | Description | Published |
20100013884 | PRINTING APPARATUS AND PRINTING METHOD - A correction of density is effectively performed. The printing method includes the following steps. A step of performing correction of density for only a predetermined color, among a plurality of colors, for each dot row region so as to suppress the unevenness in density between rows of dots on a medium formed with the rows of dots arranged along a movement direction by each of the nozzles, when a plurality of the nozzles, that ejects a plurality of colors of different ink and that are arranged along a predetermined direction for each color of ink, ejects ink while being moved in a movement direction that intersects a predetermined direction. A step of printing by ejecting ink while a plurality the nozzles are moved. | 01-21-2010 |
20100265293 | TRANSPORTING METHOD AND RECORDING APPARATUS - The invention is a transport method that transports a medium by causing a transport roller to rotate based on a corrected target transport amount, after correcting the target transport amount that is targeted based on a correction value and includes: printing a first pattern on a medium, printing a second pattern after the medium has been transported by causing the transport roller to rotate by a rotation amount of less than one rotation from a rotation position of the transport roller at a time of printing the first pattern, printing a third pattern after the medium has been transported by causing the transport roller to rotate by a rotation amount of one rotation from a rotation position of the transport roller at a time of printing the first pattern, printing a fourth pattern after the medium has been transported by causing the transport roller to rotate by a rotation amount of one rotation from a rotation position of the transport roller at a time of printing the second pattern, calculating a first correction value based on the first pattern and the third pattern, calculating a second correction value based on the second pattern and the fourth pattern, transporting the medium by correcting the target transport amount based on the first correction value or the second correction value depending on the relative position of the medium with respect to the transport roller. | 10-21-2010 |
20110261098 | LIQUID EJECTING APPARATUS - A liquid ejecting apparatus includes: a head having a nozzle; a pressure-changing unit for changing pressure of liquid in the nozzle in such a manner that the liquid is ejected from the nozzle; a first level-data setting unit for setting a selected first level data from a plurality of first level data, based on an ejecting data for a first kind of liquid; a second level-data setting unit for setting a selected second level data from a plurality of second level data, based on an ejecting data for a second kind of liquid; a driving-signal generator for generating a driving signal; and a driving-pulse generator for generating a driving pulse based on the selected first or second level data and the driving signal. The plurality of first level data and the plurality of second level data are different from each other. | 10-27-2011 |
Patent application number | Description | Published |
20090154013 | Perpendicular magnetic recording head and method of manufacturing the same - Embodiments of the present invention provide a perpendicular magnetic recording head which can suppress reduction in recording field and efficiently reduce a fringe field. According to one embodiment, a side shield disposed at a side of each side face in a cross track direction of a main pole is arranged at a far leading side compared with the main pole. | 06-18-2009 |
20090154021 | Perpendicular magnetic recording head - Embodiments of the present invention provide a magnetic head that can stably supply a perpendicular magnetic field component while generating high recording field strength from a main pole. According to one embodiment, a magnetic body is deposited in a trailing side of a pole tip of a main pole via a nonmagnetic layer, so that a second flare section is magnetically coupled with each sidewall. | 06-18-2009 |
20100091413 | Magnetic Recording Head, Method of Manufacturing the Same, and Magnetic Recording/Reproducing Device - According to one embodiment, a magnetic recording head includes a main pole having a throat height portion and a flare portion that is connected to the throat height portion, the flare portion gradually being expanded in width to an upper part in an element height direction. The head also includes a sub pole, magnetic shields disposed via a nonmagnetic layer on a trailing side of the main pole and on both sides in a track width direction of the main pole, and a coil for generating a recording magnetic field from the main pole. The nonmagnetic layer has an upper portion of which the thickness is increased stepwise or in a tapered manner in the element height direction with respect to an ABS side, and each portion of the magnetic shields adjacent to the main pole has a shape corresponding to a surface shape of the nonmagnetic layer. | 04-15-2010 |
20100149697 | PERPENDICULAR MAGNETIC RECORDING HEAD HAVING A MAGNETIC LAYER OVERHANGING A TRAILING SIDE OF A MAIN POLE AND METHOD OF MANUFACTURE THEREOF - A recording head having a narrowed track has a high recording magnetic field strength and a high recording magnetic field gradient has certain problems which may be difficult to overcome. In one embodiment, a magnetic film, which overhangs from a track width, is provided on a trailing side of a region retracted from an ABS of a main pole facing a recording medium. Thereby, a magnetic field strength on the trailing side is increased so that a difference in distribution of magnetic field strength defined by a geometrical Bevel angle given to the main pole is increased. Consequently, writing performance of the main pole is improved while forming a large magnetic clearance angle with respect to an adjacent track and suppresses writing into an adjacent track when skew occurs. Other systems and methods are also disclosed regarding a head with a high recording magnetic field using an overhanging magnetic film. | 06-17-2010 |
20100157484 | PERPENDICULAR RECORDING MAGNETIC HEAD WITH A VARYING INTERVAL BETWEEN THE MAIN POLE AND THE SHIELD, AND METHODS OF MANUFACTURING THEREOF - A perpendicular recording magnetic head is provided, according to one embodiment, in which even if a thickness of a main pole is reduced corresponding to a reduction in a recording track width, recording performance is not degraded. A magnetic-field auxiliary pole and a nonmagnetic layer are stacked on a main pole, and a nonmagnetic portion is provided on each side face on a flying surface side of the magnetic-field auxiliary pole and the nonmagnetic layer, in one approach. In all regions except for a region near a flying surface, an interval between the main pole and a shield is increased by the nonmagnetic portion and the nonmagnetic layer, so that magnetic field loss is prevented, and consequently magnetic field strength and a magnetic field gradient are increased. Other systems and methods are also disclosed for retaining magnetic recording performance while reducing a thickness of a main pole. | 06-24-2010 |
20110249360 | PERPENDICULAR MAGNETIC RECORDING HEAD - According to one embodiment, a perpendicular magnetic recording head includes a main magnetic pole including a write magnetic pole layer for recording, the write magnetic pole layer comprising magnetic layers being antiferromagnetically coupled via a thin non-magnetic conductor layer between the magnetic layers, wherein the write magnetic pole layer for recording has a flare section which gradually widens in a height-wise direction of a throat height section. The main magnetic pole also includes a non-magnetic cap layer laminated above an uppermost layer of the write magnetic pole layer, the non-magnetic cap layer being textured to provide anisotropy, and a subsidiary magnetic pole layer for supplementing the recording laminated above the non-magnetic cap layer. The head also includes an auxiliary magnetic pole, a magnetic shield positioned via a non-magnetic layer on a trailing edge and both sides of the main magnetic pole in a track width direction, and a coil for generating a recording magnetic field. | 10-13-2011 |
Patent application number | Description | Published |
20130155544 | SHIELD STRUCTURE FOR REDUCING THE MAGNETIC INDUCTION RATE OF THE TRAILING SHIELD AND SYSTEMS THEREOF - In one embodiment, a magnetic head includes a main magnetic pole, a trailing shield positioned on a trailing side of the main magnetic pole, a trailing gap positioned between the trailing shield and the main magnetic pole, side shields positioned on either side of the main magnetic pole in a cross-track direction, side gaps positioned between the side shields and the main magnetic pole on either side of the main magnetic pole in the cross-track direction, and trailing shield gaps positioned on either side of the main magnetic pole in the cross-track direction between the trailing shield and the side shields, wherein the trailing shield gaps extend beyond the side gaps in a direction parallel to the cross-track direction. In addition, a method for producing a magnetic head as described above is also disclosed, according to one embodiment. | 06-20-2013 |
20150109699 | HEAT SINK FOR A SPIN TORQUE OSCILLATOR (STO) IN MICROWAVE ASSISTED MAGNETIC RECORDING (MAMR) - In accordance with one embodiment, a magnetic head includes a main pole configured to emit a recording magnetic field for affecting a magnetic medium, spin torque oscillator (STO) device in electrical communication with and positioned above the main pole in a track direction, the STO device being configured to generate a high-frequency magnetic field which is superimposed with the recording magnetic field in order to record data to the magnetic medium when current flows to the STO device, and a heat sink positioned near the STO device, the heat sink being configured to reduce a temperature of the STO device when current flows to the STO device. In another embodiment, a method includes forming a heat sink behind a STO device in an element height direction perpendicular to a media facing surface, and/or on both sides of the STO device in a cross-track direction at the media facing surface. | 04-23-2015 |
Patent application number | Description | Published |
20110143795 | WIRELESS BASE STATION AND COMMUNICATION METHOD - A wireless base station includes: a detector for detecting radio interference between the wireless base station and another wireless base station; and a transiting controller for transiting a state of the wireless terminal, the wireless terminal performing a wireless communication with the wireless base station at the state, to a change state in which a frequency used between the wireless base station and the wireless terminal is changed while a communication connection between the wireless base station and the wireless terminal is kept to be established, upon detecting the radio interference. | 06-16-2011 |
20120309393 | COMMUNICATION APPARATUS, BASE STATION, AND COMMUNICATION METHOD - A communication apparatus includes memory that stores registration information that indicates a registered mobile terminal registered in a base station; and a processor configured to perform connection processing of connecting a non-registered mobile terminal to the base station, based on a connection request signal from the non-registered mobile terminal not stored in the memory; measure utilization of the base station by the non-registered mobile terminal for which the connection processing has been performed; and transmit obtained measurement results to another communication apparatus via a communication interface. | 12-06-2012 |
20140155073 | BASE STATION AND HANDOVER CONTROL METHOD - A base station performs communication with a terminal by using a cell defined as a combination of a frequency and an area reachable by a signal transmitted from the base station. The base station specifies, for each of cells, a first area in which disconnection of communication with a terminal occurs more frequently as compared to another area. The base station controls handover that changes a current cell of a first terminal to another cell, based on information on the specified first area and the current cell of the first terminal, and a position, moving speed, and moving direction of the first terminal. | 06-05-2014 |
20150201341 | WIRELESS BASE STATION DEVICE, WIRELESS SYSTEM, AND FAILURE DETECTION METHOD - A wireless base station device includes a broadcast signal transmission unit that transmits a broadcast signal to a cell; a measurement signal communication unit that transmits to a mobile terminal device existing in the cell a measurement instruction signal and receives a measurement report signal from the mobile terminal device; a failure detection processing unit that detects a failure of a first cell with respect to a transmission function from the wireless base station to the first cell according to whether a measurement report signal including a measurement report of a wireless quality for a second cell measured by a mobile terminal device existing in a coverage area of the first cell is received or not; and an alarm signal transmission unit that transmits an alarm signal to notify a failure monitoring device of an occurrence of the failure of the first cell. | 07-16-2015 |
Patent application number | Description | Published |
20100311348 | WIRELESS COMMUNICATION DEVICE AND WIRELESS COMMUNICATION METHOD FOR DETECTING FIELD INTENSITIES OF WIRELESS CHANNELS - A wireless communication device includes a communication unit, a detection unit, and a control unit. The communication unit communicates with another wireless communication device by use of a wireless channel selected from wireless channels. The detection unit detects field intensities of first wireless channels. The control unit calculates a field intensity of a second wireless channel based on the field intensities of the first wireless channels, wherein the first wireless channels do not include the second wireless channel. | 12-09-2010 |
20100322209 | WIRELESS COMMUNICATION APPARATUS AND WIRELESS COMMUNICATION METHOD FOR DETECTING ELECTRIC FIELD INTENSITY OF WIRELESS CHANNEL, AND PROGRAM STORING MEDIUM - A wireless communication apparatus includes a communication unit and a control unit. The communication unit periodically transmits a beacon signal to wireless terminal devices existing in a network using a use channel selected from wireless channels and to detect electric field intensities of the wireless channels. The control unit detects, by the communication unit, the electric field intensities of the wireless channels in a predetermined communication limiting period in a period during which wireless communication with an unspecified wireless terminal device existing in the network is prohibited in a period in which the beacon signal is transmitted. | 12-23-2010 |
20100330905 | WIRELESS COMMUNICATION APPARATUS AND WIRELESS COMMUNICATION METHOD FOR DETECTING ELECTRIC FIELD INTENSITY OF WIRELESS CHANNEL - A wireless communication apparatus includes a communication unit, a detection unit, and a control unit. The communication unit wirelessly communicates with another wireless communication apparatus using a first wireless channel. The detect ion, unit detects electric field intensities of wireless channels except for the first wireless channel. The control unit calculates an electric field intensity of the first wireless channel based on the electric field intensities of the wireless channels detected by the detection unit. | 12-30-2010 |
20110193876 | DISPLAY PROCESSING APPARATUS - There is provided a display processing apparatus that displays an image represented by image data. The apparatus includes a storage unit configured to store the image data, an obtaining unit configured to obtain surrounding image data representing an image of surroundings in which the display processing apparatus is located, a determination unit configured to determine a color given to a region not smaller than a specific threshold region in a surrounding image represented by the obtained surrounding image data or the type of person determined from a face region of a person included in the surrounding image, a conversion unit configured to convert an image represented by the image data into a specific painting style associated with the determined color or the determine type of person, and a display unit configured to display a converted image represented by the converted image data. | 08-11-2011 |
Patent application number | Description | Published |
20110109353 | DIGITAL PLL CIRCUIT AND METHOD OF CONTROLLING THE SAME - According to one embodiment, a PLL circuit generates a first signal of 1/m times from a reference clock and a second signal of 1/n times from an output of an oscillator, obtains a quantized phase difference corresponding to a shift amount between the both signals, integrates the phase difference, predicts a control value for the oscillator based on the integrated value, converts the predicted control value into an analog value. Sequential integration is performed for the phase difference until the polarity of the phase difference is reversed from negative to positive and then from positive to negative again, or until the polarity is reversed from positive to negative and then from negative to positive again, a predictive weight value is generated by multiplying the integrated value by a predictive coefficient value of optional ratio, and the control value is obtained by adding the predictive weight value to the integrated value. | 05-12-2011 |
20110113289 | UNIT FOR PREDICTING MALFUNCTION OF AN APPARATUS - According to one embodiment, a malfunction predicting unit includes a level reduction unit, a first buffer gate unit, a second buffer gate unit, a comparator unit and a processing unit. The level reduction unit reduces an input digital signal to generate a level-reduced signal. The first buffer gate unit generates a first output signal. The first output signal has first or second level if the digital signal is or is not higher than a preset threshold level, respectively. The second buffer gate unit generates a second output signal. The second output signal has the first or second level if the level-reduced signal is or is not higher than the preset threshold level, respectively. The comparator unit compares the first and second output signals to generate a comparison result. The processing unit determines whether a malfunction will soon occur, based on the comparison result. | 05-12-2011 |
Patent application number | Description | Published |
20140021677 | RECORDING DEVICE - To provide a recording device that can reduce the frequency of delays in the start of the next recording job for which the feed source is the same first media housing unit, due to the operation of moving the first media housing unit from the feed position toward the removal position after a recording job ends, a computer inside a printer is equipped with a cassette control unit. | 01-23-2014 |
20140027969 | RECORDING DEVICE - To provide a recording device that can inhibit the occurrence of a recording media jam state in a shared passage part that is shared as a recording media shared path with a plurality of media supply paths, this is equipped with a plurality of conveyance paths for supplying paper, a shared passage part, a moving unit that moves the paper, a printing unit that performs printing on the paper, an insertion port that is able to insert paper in the conveyance path by paper being inserted, an opening and closing lid provided so that the insertion port can be opened and closed, a detection sensor for detecting an open lid state when the opening and closing lid opens the insertion port, and a movement control unit that, when the detection sensor detects the open lid state. | 01-30-2014 |
20140043383 | PRINTING DEVICE - To reduce noise during paper conveyance while ensuring printing efficiency of an inkjet printer, a printing device is equipped with a control unit for moving a recording head back and forth in the scan direction according to the rotation of a carriage motor, a conveyance unit for extracting and feeding paper, conveying the paper in the sub scan direction to match the movement of the recording head to print the fed paper, and ejecting the printed paper according to the rotation of a conveyance motor, a paper reversal unit for coordinating with the rotation of the rotation means of the conveyance motor to reverse the front and back of the paper, and a printing control unit for controlling spraying of the ink from the recording head, as well as controlling the carriage motor and the conveyance motor. | 02-13-2014 |
20140292879 | RECORDING DEVICE - An upper cassette for which a media feed direction length is shorter than that of a lower cassette is provided movably in a medium feed direction to a device main unit. When the upper cassette is not moving, and when the upper cassette is not in a feed state, if the upper cassette is at a position further to a side of a feed position than a removal position, the upper cassette is moved to the removal position. | 10-02-2014 |
20140292882 | PRINTING APPARATUS - A sheet is transported at a first transport speed when a rear edge of the sheet is on a platen during transporting of the sheet to a reversing mechanism according to a sheet returning process after completing printing on a front surface, and the sheet is transported at a second transport speed which is faster than the first transport speed when the rear edge of the sheet passes over the platen until the rear edge of the sheet is nipped by a transport roller. Due to this, it is possible to smoothly transport the sheet without the sheet being caught on the concave and convex section of the platen and it is possible to transport the sheet quickly to the transport roller when the rear edge of the sheet passes the platen. | 10-02-2014 |
20140354721 | PRINTING APPARATUS, PRINTING MEDIUM, AND PRINTING METHOD - For a lenticular in which a lens body having low shape accuracy is disposed on one end portion, when the other end portion of the lenticular is detected, a position of a carriage at the time of detecting the end portion of the lenticular is stored in a buffer as a paper end position, a carriage motor is controlled such that the carriage is separated from a home position and moved in a main scanning direction, and a printing head is controlled such that an ink discharge having a color according to printing data is started at the paper end position. Since the lens body having high shape accuracy is disposed on the end portion of the lenticular, it is possible to land the ink onto a more suitable position with respect to the lens body, thereby allowing printing quality to be improved. | 12-04-2014 |
20140354722 | PRINTING APPARATUS AND PRINTING METHOD - When printing is performed by discharging ink from a printing head onto a lenticular, a carriage motor is controlled such that a carriage is moved in a main scanning direction at a velocity which is slower than a movement velocity of the carriage at the time of performing a normal printing process with respect to a recording medium different from the lenticular as a recording paper and further separated from a home position, and the printing head is controlled such that an ink discharge having a color according to printing data is started with respect to an end portion of the lenticular, and thus the printing of one pass is started. Since the velocity is slower than the movement velocity of the carriage at the time of performing the normal printing process, it is possible to improve printing quality at the time of performing printing with respect to the lenticular. | 12-04-2014 |
20150035220 | PRINTING DEVICE - A printing device includes a printing mechanism configured to print a printing medium fed to a printing area in a device main body, a stacker configured to receive the printing medium discharged from the printing area, a drive device configured to cause a state of the stacker to be a housed state in which the stacker is housed in the device main body and a projecting state in which the stacker is positioned outside the device main body, and a control device configured to change the state of the stacker from the housed state to the projecting state by controlling the drive device. When a housing condition is established while the state of the stacker is the projecting state, the control device is configured to perform an automatic housing process to change the state of the stacker to the housed state by controlling the drive device. | 02-05-2015 |