Patent application number | Description | Published |
20090245104 | APPARATUS AND METHOD FOR CONTROLLING BUFFERING OF AN ARRIVAL PACKET - An apparatus for controlling buffering of an arrival packet. The apparatus includes a packet buffer for temporarily storing each of one or more packets to be transmitted in association with an arrival time thereof, and a packet discard section for determining an arrival packet to be discarded or to be stored in the packet buffer, based on a discard condition defined by using a packet residence time that is calculated on the basis of one or more residence times of one or more packets staying in the packet buffer, wherein the arrival packet is defined as a packet that has newly arrived at the apparatus. | 10-01-2009 |
20090257441 | PACKET FORWARDING APPARATUS AND METHOD FOR DISCARDING PACKETS - The packet forwarding apparatus of the present invention includes a packet buffer for temporarily storing packets to be forwarded, a timer for measuring the time of every predetermined unit period, a plurality of first queues corresponding to each of a plurality of address groups that form the packet buffer, a plurality of second queues that are provided corresponding to the property of the packets, a first controller for executing the writing of the packets, and a second controller for executing the discarding of the packets. According to this invention, through managing the first queues and the second queues, packets in the packet buffer can be discarded without the packets being read from the packet buffer. | 10-15-2009 |
20100232291 | DATA TRANSMISSION DEVICE - In a data transmission device and method provided with e.g. duplexed switches outputting frames in the order of input for continuing the communication without instantaneous interruptions even though one of the switches are faulted, input interfaces generate frames in which every time data is inputted, input order information indicating the input order is added to the data together with unique information of each input interface and providing the frame generated to the switches in parallel. At least one output interface sequentially stores the frames outputted from the switches for every unique information and selects a first arrived frame among the frames stored with same input order information. | 09-16-2010 |
20110055496 | SIGNAL PROCESSOR, TRANSMISSION APPARATUS, AND METHOD FOR PROCESSING SIGNAL - A signal processor includes a processor that counts the number of input data pieces or a size of each of the input data pieces; a first memory that stores a result of the counting by the processor; and a second memory that records whether the result of the counting exceeds a capacity of the first memory. | 03-03-2011 |
20110268136 | TRANSMISSION DEVICE AND TRANSMITTING METHOD - A transmission device which capsules and decapsules data of a frame and/or a packet includes a decapsuling circuit, wherein the decapsuling circuit includes a bit de-stuff processor configured to perform bit de-stuffing processing on an input data; a byte de-stuff processor configured to perform byte de-stuffing processing on duplicated data of the input data; a check processor configured to perform frame check sequence (FCS) processing on output from the bit de-stuff processor and the byte de-stuff processor; and a mode determination circuit configured to determine a stuffing mode of an opposite transmission device, based on a code conversion result from the bit de-stuff processor and the byte de-stuff processor and the stuffing mode in which the check processor detects the input data with a normal FCS. | 11-03-2011 |
20130028082 | PACKET TRANSMISSION DEVICE, MEMORY CONTROL CIRCUIT, AND PACKET TRANSMISSION METHOD - A packet transmission device includes a buffer stores packet data in any of queues, a queue manager outputs queue-status signals indicating whether or not transmittable packet data exists in the corresponding one of the queues, a bandwidth controller outputs token-status signals indicating whether or not an amount of the tokens accumulated at a certain period for the corresponding queue is larger than a token threshold provided for the corresponding queue, a queue selector preferentially selects any queue whose duration time of a transmittable state in which the corresponding queue status signal indicates that transmittable packet data exists in the corresponding queue and the corresponding token-status signal indicates that the amount of the accumulated tokens is larger than the token threshold provided for the corresponding queue is greater than a duration-time threshold provided for the corresponding queue, and a buffer reader controls reading of the packet data from the selected queue. | 01-31-2013 |
Patent application number | Description | Published |
20090023027 | Fuel Electrode Material for Solid Oxide Fuel Cell, Fuel Electrode Using the Same, and Fuel Cell - Disclosed are a material for forming a fuel electrode for solid oxide fuel cell, and a fuel electrode formed using the material. The material enables to obtain a fuel electrode which has good gas permeability while being excellent in electrochemical reactivity, conductivity and durability of such characteristics. In addition, such a fuel electrode does not suffer from damage or destruction due to thermal stress between itself and another component. Specifically disclosed is a nickel-zirconia-ceria fuel electrode material for solid oxide fuel cell, comprising a mixture of a coarse ceria particle group, a fine zirconia particle group, and a nickel oxide particle group; wherein the coarse ceria particle group is a group of ceria particle doped with at least one element selected from yttrium, samarium, gadolinium; the fine zirconia particle group is a group of zirconia particle stabilized by yttria and/or scandia; and average particle sizes of the respective particle groups satisfy a following relation: the coarse ceria particle group>the nickel oxide particle group>the fine zirconia particle group. | 01-22-2009 |
20090047562 | Method for Producing Solid Electrolyte Sheet and Solid Electrolyte Sheet - The method of the present invention for producing a solid electrolyte sheet for a solid oxide fuel cells is characterized in comprising steps of obtaining a large-sized thin zirconia green sheet by molding and drying a slurry containing zirconia particles, a binder, a plasticizer and a dispersion medium; pressing the zirconia green sheet in the thickness direction with a pressure of not less than 10 MPa and not more than 40 MPa; firing the pressed zirconia green sheet at 1200 to 1500° C.; and controlling a time period when a temperature is within the range of from 500° C. to 200° C. to not less than 100 minutes and not more than 400 minutes when cooling the sheet after firing. | 02-19-2009 |
20100159355 | Electrolyte Sheet for Solid Oxide Fuel Cell, Process for Producing the Same, and Solid Oxide Fuel Cell - This invention provides an electrolyte sheet for solid oxide fuel cells, characterized in: being formed by a doctor blade method or an extrusion molding method; being a scandia partially stabilized zirconia sheet, wherein 4 mol % to 6 mol % scandia is doped in a solid zirconia; a crystal structure thereof has a polycrystalline structure having a main body of tetragonal and including monoclinic phase, wherein a ratio of monoclinic phase (M), calculated by below described formula (1) from a diffraction peak intensity using X-ray diffraction, is 1% to 80%; and a Weibull modulus (m) thereof is not less than 10: | 06-24-2010 |
20120231368 | PROCESS FOR PRODUCTION OF SCANDIA-STABILIZED ZIRCONIA SHEET, SCANDIA-STABILIZED ZIRCONIA SHEET OBTAINED BY THE PROCESS, AND SCANDIA-STABILIZED ZIRCONIA SINTERED POWDER - The process for production of a scandia-stabilized zirconia sheet according to the present invention is characterized in comprising the steps of pulverizing a scandia-stabilized zirconia sintered body to obtain a scandia-stabilized zirconia sintered powder having an average particle diameter (De) determined using a transmission electron microscope of more than 0.3 μm and not more than 1.5 μm, and an average particle diameter (Dr) determined by a laser scattering method of more than 0.3 μm and not more than 3.0 μm, and a ratio (Dr/De) of the average particle diameter determined by the laser scattering method to the average particle diameter determined using the transmission electron microscope of not less than 1.0 and not more than 2.5; preparing a slurry containing the scandia-stabilized zirconia sintered powder and a zirconia unsintered powder, wherein a percentage of the scandia-stabilized zirconia sintered powder to a sum of the scandia-stabilized zirconia sintered powder and the zirconia unsintered powder in the slurry is not less than 2 mass % and not more than 40 mass %; forming the slurry into a greensheet; and sintering the greensheet. | 09-13-2012 |
20130034796 | ELECTROLYTE SHEET FOR SOLID OXIDE FUEL CELL, METHOD OF PRODUCING THE SAME, SINGLE CELL FOR SOLID OXIDE FUEL CELL, AND SOLID OXIDE FUEL CELL - The electrolyte sheet for solid oxide fuel cell of the present invention has different surface roughnesses between the peripheral region and the region other than the peripheral region at least on one side. The surface roughness Ra(b) in the peripheral region is at least 0.05 μm and less than 0.3 μm. The surface roughness Ra(i) in the region other than the peripheral region is at least 0.2 μm and at most 1.2 μm. And, the ratio of Ra(i) to Ra(b) (Ra(i)/Ra(b)) is more than 1 and at most 4. Here, the surface roughness Ra(b) and the surface roughness Ra(i) are arithmetic mean roughness values and determined by an optical and laser-based non-contact three-dimensional profile measuring device in accordance with a German standard ‘DIN-4768’. | 02-07-2013 |
Patent application number | Description | Published |
20090115286 | Electrically conductive thin film formed from an ionic liquid and carbon nanotubes having a high aspect ratio, and actuator element comprising the thin film - The present invention provides an actuator exhibiting improved performance. The actuator is formed of an electrically conductive thin film formed from an ionic liquid and carbon nanotubes having an aspect ratio of not less than 10 | 05-07-2009 |
20110116995 | APPARATUS AND METHOD FOR PRODUCING ALIGNED CARBON-NANOTUBE AGGREGATES - An apparatus of the present invention for producing an aligned carbon-nanotube aggregate is an apparatus for producing an aligned carbon-nanotube aggregate by synthesizing the aligned carbon-nanotube aggregate on a base material having a catalyst on a surface thereof, the apparatus including: a formation unit that processes a formation step of causing an environment surrounding the catalyst to be an environment of a reducing gas and heating at least either the catalyst or the reducing gas; a growth unit that processes a growth step of synthesizing the aligned carbon-nanotube aggregate by causing the environment surrounding the catalyst to be an environment of a raw material gas and by heating at least either the catalyst or the raw material gas; and a transfer unit that transfers the base material at least from the formation unit to the growth unit. Thus provided is a production apparatus and a production method that are capable of improving efficiency in the production of aligned CNT aggregates by preventing a decrease in production volume and deterioration in quality of aligned CNT aggregates in serial production and by making it easy to increase the size of the apparatus. | 05-19-2011 |
20120132861 | ELECTRODE MATERIAL AND ELECTRODE CONTAINING THE ELECTRODE MATERIAL - The electrode material includes metal oxide nanoparticles formed by applying shear force and centrifugal force to reactants containing a reaction inhibitor in a rotating reaction vessel during a chemical reaction; and carbon nanotubes with a specific area of 600 to 2600 m | 05-31-2012 |
20120231163 | APPARATUS AND METHOD FOR PRODUCING CARBON - A method and an apparatus for efficiently producing a high-purity CNT assembly of a high specific surface area are provided in which a feedstock gas is contacted to a catalyst in an optimum form for CNT growth. | 09-13-2012 |
20120321544 | METHOD FOR PRODUCING ALIGNED CARBON NANOTUBE AGGREGATE - A production method in accordance with the present invention includes the steps of: providing a catalyst support layer by applying, to a substrate, a catalyst support layer coating agent obtained by dissolving in an organic solvent (i) an organometallic compound containing aluminum and/or a metal salt containing aluminum and (ii) a stabilizer for inhibiting a condensation polymerization reaction of the organometallic compound and/or the metal salt; providing a catalyst formation layer by applying, to the catalyst support layer, a catalyst formation layer coating agent obtained by dissolving in an organic solvent (a) an organometallic compound containing iron and/or a metal salt containing iron and (b) a stabilizer for inhibiting a condensation polymerization reaction of the organometallic compound and/or the metal salt; and growing an aligned carbon nanotube aggregate on the substrate by chemical vapor deposition (CVD). | 12-20-2012 |
20130130230 | PROTEIN-ENCLOSED CARBON NANOTUBE FILM, AND SENSOR AND POWER-GENERATING DEVICE EACH EQUIPPED WITH THE CARBON NANOTUBE FILM AS ELECTRODE - The present invention answers the demands of power generating device and biosensor development and provides a flexible, free-standing type protein containing carbon nanotube film, and a sensor and power generating device each equipped with the carbon nanotube film as an electrode. According to the present invention a carbon nanotube free standing film is provided including a carbon nanotube aggregate formed by aggregating a plurality of carbon nanotubes, and a plurality of enzymes included between the plurality of carbon nanotubes. The carbon nanotube film may include a different protein to the enzyme and may include a surfactant agent between the plurality of carbon nanotubes. | 05-23-2013 |
20130176659 | ELECTRIC DOUBLE-LAYER CAPACITOR - An electric double-layer capacitor comprises a first polarizing electrode and a second polarizing electrode including a carbon nanotube aggregate formed by aggregating a plurality of carbon nanotubes and an electrolyte solution being immersed between the plurality of carbon nanotubes, the first polarizing electrode and the second polarizing electrode are provided with a conductivity of 0.5 S/cm; an electrode partially connected to the first polarizing electrode and the second polarizing electrode; and a separator arranged between the first polarizing electrode and the second polarizing electrodes; wherein the carbon nanotube aggregate has a relative surface area of 800 m | 07-11-2013 |
20130299212 | CNT METAL COMPOSITE AND METHOD OF MANUFACTURING THE SAME - Provided are a CNT plating metal composite with high conductivity and wherein metal plating is plated onto the inside of a high-density CNT aggregate, and a production method for same. Also provided is a method for patterning the CNT plating metal composite. A CNT metal composite is provided including a CNT aggregate formed by adhering a metal onto a plurality of CNTs, wherein when an X-ray diffraction analysis is performed using a Cu-Kα ray as a radiation source, an intensity ratio between a peak having the greatest intensity belonging to the metal and a peak having the greatest intensity belonging to an oxide of the metal is 10 or more and the volume resistance is 2×10 | 11-14-2013 |
20130316160 | CNT DISPERSION LIQUID, CNT COMPACT, CNT COMPOSITION, CNT AGGREGATE, AND METHOD OF PRODUCING EACH - A CNT dispersion liquid of the preset invention includes a CNT agglomerate arranged with a mesh body formed from a plurality of CNTs, the CNT agglomerate being dispersed in a dispersion medium is provided wherein a CNT agglomerate is obtained by extracting from the dispersion liquid and drying the CNT agglomerate the obtained CNT agglomerate has a pore size of 0.02 μm or more and 2.0 μm or less being maximized a differential pore volume in a pore size range of 0.002 μm or more and 10.00 μm or less measured using a mercury intrusion porosimeter. | 11-28-2013 |
20130337707 | CARBON NANOTUBE AGGREGATE, CARBON NANOTUBE AGGREGATE HAVING A THREE-DIMENSIONAL SHAPE, CARBON NANOTUBE MOLDED PRODUCT USING THE CARBON NANOTUBE AGGREGATE, COMPOSITION, AND CARBON NANOTUBE DISPERSION LIQUID - The present invention is a carbon nanotube aggregate having a three-dimensional shape. The carbon nanotube aggregate having a three-dimensional shape includes a first surface, a second surface and a side surface, wherein a carbon nanotube of the first surface has a Herman orientation coefficient greater than −0.1 and smaller than 0.2, a carbon nanotube of the second surface has a Herman orientation coefficient greater than −0.1 and smaller than 0.2, and a carbon nanotube of the side surface has degree of orientation in which a Herman orientation coefficient is 0.2 or more and 0.99 or less, and the first surface and second surface are mutually arranged in parallel and the side surface is perpendicular with respect to the first surface and second surface. | 12-19-2013 |
20140154416 | APPARATUS AND METHOD FOR PRODUCING ORIENTED CARBON NANOTUBE AGGREGATE - An apparatus for producing an aligned carbon nanotube aggregate includes: a growth unit that includes a growth furnace for synthesizing the aligned carbon nanotube aggregate by causing an environment surrounding a catalyst to be an environment of a raw material gas and by heating at least either the catalyst or the raw material gas; a transfer unit that transfers an aligned CNT aggregate production substrate from an inside to an outside of the growth furnace; and a heating section for heating, from the outside of the growth furnace, an outlet of the growth furnace through which outlet the aligned CNT aggregate production substrate exits from the growth furnace. | 06-05-2014 |
20140170316 | DEVICE FOR MANUFACTURING AND METHOD FOR MANUFACTURING ORIENTED CARBON NANOTUBE AGGREGATES - An apparatus of the present invention for producing an aligned carbon nanotube includes: at least one injection section including at least one injection hole from which a raw material gas is injected to a base substrate; an exhaust vent for exhausting the raw material gas; and an exhaust section including a plurality of exhaust vents, the plurality of exhaust vents being provided so as to be closer to the exhaust vent than a plurality of injection holes included in the at least one injection hole of the at least one injection section. | 06-19-2014 |
20140217331 | CARBON NANOTUBE COMPOSITE MATERIAL - A carbon nanotube composite material capable of exhibiting a high conductivity with a small amount of carbon nanotubes is realized. A carbon nanotube composite material according to the present invention contains carbon nanotubes dispersed in a matrix and includes a carbon nanotube group formed of a plurality of carbon nanotubes, and a basic material area. The carbon nanotubes are contained in an amount of 0.0001% by weight or greater and 1.0% by weight or less; and the carbon nanotube composite material has a conductivity of 10 | 08-07-2014 |
20140221533 | CARBON NANOTUBE COMPOSITE MATERIAL AND THERMAL CONDUCTOR - A carbon nanotube composite material having carbon nanotubes and carbon fibers dispersed in a matrix is provided wherein a carbon nanotube group formed from a plurality of the carbon nanotubes is present between the carbon fibers, an average diameter of the carbon fibers is 1 μm or more and 50 μm or less, an average diameter of the carbon nanotubes is 0.7 nm or more and 50 nm or less, the carbon nanotubes are included in a range of 0.01 wt % or more and 30 wt % or less and the carbon fibers are included in a range of 10 wt % or more and 60 wt % or less with respect to 100 wt % of the carbon nanotube composite material, thermal conductivity of the matrix is less than 10 W/mK, and the carbon nanotube composite material includes thermal conductivity in a direction of 10 W/mK or more. | 08-07-2014 |
20140291589 | CARBON NANOTUBE COMPOSITE MATERIAL AND CONDUCTIVE MATERIAL - Provide is a carbon nanotube composite material and conductive material to solve the problems of the prior art described above by providing a high conductivity and showing excellent durability against repeated stress such as strain. A carbon nanotube composite material of the invention is a conductive material having carbon nanotubes dispersed in a matrix including observing a peak in each region of 110±10 cm | 10-02-2014 |
Patent application number | Description | Published |
20110175473 | ROTATING ELECTRICAL MACHINE APPARATUS - A rotating electrical machine apparatus comprising a motor generator | 07-21-2011 |
20110231043 | HYBRID VEHICLE CONTROL APPARATUS - A hybrid vehicle control apparatus ( | 09-22-2011 |
20140194238 | HYBRID VEHICLE DRIVING APPARATUS - A hybrid vehicle driving apparatus includes: a first planetary gear mechanism; a second planetary gear mechanism; a clutch that connects and disconnects a carrier of the first planetary gear mechanism to and from a carrier of the second planetary gear mechanism; and a brake that regulates the rotation of the carrier of the second planetary gear mechanism by engaging, in which a sun gear, the carrier, and a ring gear of the first planetary gear mechanism are respectively connected to a first rotating electric machine, an engine, and a driving wheel, and a sun gear and a ring gear of the second planetary gear mechanism are respectively connected to a second rotating electric machine and the driving wheel. | 07-10-2014 |
20140194239 | HYBRID VEHICLE DRIVING DEVICE - A hybrid vehicle driving device includes a first planetary gear mechanism, a second planetary gear mechanism, a clutch configured to connect and disconnect a carrier of the first planetary gear mechanism to and from a ring gear of the second planetary gear mechanism, and a brake configured to regulate a rotation of the ring gear of the second planetary gear mechanism by being engaged. The second planetary gear mechanism is of a double pinion type, a sun gear of the first planetary gear mechanism is connected to a first electric rotating machine, a carrier thereof is connected to an engine, and a ring gear thereof is connected to a driving wheel, respectively, and a sun gear of the second planetary gear mechanism is connected to a second electric rotating machine, and a carrier thereof is connected to the driving wheel, respectively. | 07-10-2014 |
20140296013 | HYBRID VEHICLE DRIVING DEVICE - A hybrid vehicle driving device includes a first planetary gear mechanism, a second planetary gear mechanism, and a clutch, wherein a sun gear of the first planetary gear mechanism is connected to a first electric rotating machine, a carrier of the first planetary gear mechanism is connected to a driving wheel, a ring gear of the first planetary gear mechanism is connected to an engine, a sun gear of the second planetary gear mechanism is connected to a second electric rotating machine, the carrier of the second planetary gear mechanism is connected to the ring gear of the first planetary gear mechanism and the engine through the clutch, and a ring gear of the second planetary gear mechanism is connected to the driving wheel. | 10-02-2014 |
20140343780 | CONTROL SYSTEM OF A VEHICLE - Provided is a control system of a vehicle equipped with first and second motors/generators, and a differential device including a ring gear and a sun gear individually connected to the first and second motors/generators and a carrier connected to a driving wheel side, wherein at the time an SOC of a battery exceeds a predetermined threshold value during regenerative driving operations of the first and second motors/generators, a power driving operation of any one of the first and second motors/generators is selectively performed. | 11-20-2014 |
20150025729 | DRIVE SYSTEM FOR VEHICLE - A drive system for a vehicle includes a first motor, a second motor, and a differential mechanism that includes a first rotation element connected to the first motor, a second rotation element connected to the second motor, and a third rotation element connected to driving wheels, the first rotation element and the second rotation element are located on the opposite sides with the third rotation element interposed therebetween in a collinear diagram of the differential mechanism, and an area that is not able to be selected as a target control quantity is determined within a range of the control quantity that is able to be output by one motor of the first motor and the second motor. | 01-22-2015 |
Patent application number | Description | Published |
20090141687 | METHOD AND SYSTEM FOR MOBILE COMMUNICATIONS - When a network pages the temporary user mobile identifier of a mobile station, the mobile station sends a response to the network. Next, the network checks the authenticity of the user using a ciphering key, corresponding to the temporary user mobile identifier and a random number. If the temporary user mobile identifier is authenticated, a normal incoming call acceptance procedure is executed. If the mobile station is authenticated although the temporary user mobile identifier is wrong, the network reassigns a new temporary user mobile identifier to the mobile station and stops the current communication. In communication, the network and the mobile station mutually notify encipherment-onset time and negotiate about encipherment manner with each other. In addition, diversity handover is commenced upon a call attempt. Furthermore, if a branch replacement is necessary, the current branch is replaced by new branches capable of executing the diversity handover. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, the mobile station uses the same branch structure and the same communication frequency band for all of calls. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, a branch structure and a communication frequency band, which can continue all of the calls, are selected and used. Therefore, the mobile communications system is suitable for transmission of various sorts of data in accordance with the development of multimedia. | 06-04-2009 |
20090149181 | METHOD AND SYSTEM FOR MOBILE COMMUNICATIONS - When a network pages the temporary user mobile identifier of a mobile station, the mobile station sends a response to the network. Next, the network checks the authenticity of the user using a ciphering key, corresponding to the temporary user mobile identifier and a random number. If the temporary user mobile identifier is authenticated, a normal incoming call acceptance procedure is executed. If the mobile station is authenticated although the temporary user mobile identifier is wrong, the network reassigns a new temporary user mobile identifier to the mobile station and stops the current communication. In communication, the network and the mobile station mutually notify encipherment-onset time and negotiate about encipherment manner with each other. In addition, diversity handover is commenced upon a call attempt. Furthermore, if a branch replacement is necessary, the current branch is replaced by new branches capable of executing the diversity handover. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, the mobile station uses the same branch structure and the same communication frequency band for all of calls. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, a branch structure and a communication frequency band, which can continue all of the calls, are selected and used. Therefore, the mobile communications system is suitable for transmission of various sorts of data in accordance with the development of multimedia. | 06-11-2009 |
20090149182 | METHOD AND SYSTEM FOR MOBILE COMMUNICATIONS - When a network pages the temporary user mobile identifier of a mobile station, the mobile station sends a response to the network. Next, the network checks the authenticity of the user using a ciphering key, corresponding to the temporary user mobile identifier and a random number. If the temporary user mobile identifier is authenticated, a normal incoming call acceptance procedure is executed. If the mobile station is authenticated although the temporary user mobile identifier is wrong, the network reassigns a new temporary user mobile identifier to the mobile station and stops the current communication. In communication, the network and the mobile station mutually notify encipherment-onset time and negotiate about encipherment manner with each other. In addition, diversity handover is commenced upon a call attempt. Furthermore, if a branch replacement is necessary, the current branch is replaced by new branches capable of executing the diversity handover. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, the mobile station uses the same branch structure and the same communication frequency band for all of calls. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, a branch structure and a communication frequency band, which can continue all of the calls, are selected and used. Therefore, the mobile communications system is suitable for transmission of various sorts of data in accordance with the development of multimedia. | 06-11-2009 |
20090154702 | METHOD AND SYSTEM FOR MOBILE COMMUNICATIONS - When a network pages the temporary user mobile identifier of a mobile station, the mobile station sends a response to the network. Next, the network checks the authenticity of the user using a ciphering key, corresponding to the temporary user mobile identifier and a random number. If the temporary user mobile identifier is authenticated, a normal incoming call acceptance procedure is executed. If the mobile station is authenticated although the temporary user mobile identifier is wrong, the network reassigns a new temporary user mobile identifier to the mobile station and stops the current communication. In communication, the network and the mobile station mutually notify encipherment-onset time and negotiate about encipherment manner with each other. In addition, diversity handover is commenced upon a call attempt. Furthermore, if a branch replacement is necessary, the current branch is replaced by new branches capable of executing the diversity handover. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, the mobile station uses the same branch structure and the same communication frequency band for all of calls. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, a branch structure and a communication frequency band, which can continue all of the calls, are selected and used. Therefore, the mobile communications system is suitable for transmission of various sorts of data in accordance with the development of multimedia. | 06-18-2009 |
20090190761 | METHOD AND SYSTEM FOR MOBILE COMMUNICATIONS - When a network pages the temporary user mobile identifier of a mobile station, the mobile station sends a response to the network. Next, the network checks the authenticity of the user using a ciphering key, corresponding to the temporary user mobile identifier and a random number. If the temporary user mobile identifier is authenticated, a normal incoming call acceptance procedure is executed. If the mobile station is authenticated although the temporary user mobile identifier is wrong, the network reassigns a new temporary user mobile identifier to the mobile station and stops the current communication. In communication, the network and the mobile station mutually notify encipherment-onset time and negotiate about encipherment manner with each other. In addition, diversity handover is commenced upon a call attempt. Furthermore, if a branch replacement is necessary, the current branch is replaced by new branches capable of executing the diversity handover. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, the mobile station uses the same branch structure and the same communication frequency band for all of calls. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, a branch structure and a communication frequency band, which can continue all of the calls, are selected and used. Therefore, the mobile communications system is suitable for transmission of various sorts of data in accordance with the development of multimedia. | 07-30-2009 |
20090191924 | Method and System for Mobile Communications - When a network pages the temporary user mobile identifier of a mobile station, the mobile station sends a response to the network. Next, the network checks the authenticity of the user using a ciphering key, corresponding to the temporary user mobile identifier and a random number. If the temporary user mobile identifier is authenticated, a normal incoming call acceptance procedure is executed. If the mobile station is authenticated although the temporary user mobile identifier is wrong, the network reassigns a new temporary user mobile identifier to the mobile station and stops the current communication. In communication, the network and the mobile station mutually notify encipherment-onset time and negotiate about encipherment manner with each other. In addition, diversity handover is commenced upon a call attempt. Furthermore, if a branch replacement is necessary, the current branch is replaced by new branches capable of executing the diversity handover. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, the mobile station uses the same branch structure and the same communication frequency band for all of calls. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, a branch structure and a communication frequency band, which can continue all of the calls, are selected and used. Therefore, the mobile communications system is suitable for transmission of various sorts of data in accordance with the development of multimedia. | 07-30-2009 |
20090197646 | METHOD AND SYSTEM FOR MOBILE COMMUNICATIONS - When a network pages the temporary user mobile identifier of a mobile station, the mobile station sends a response to the network. Next, the network checks the authenticity of the user using a ciphering key, corresponding to the temporary user mobile identifier and a random number. If the temporary user mobile identifier is authenticated, a normal incoming call acceptance procedure is executed. If the mobile station is authenticated although the temporary user mobile identifier is wrong, the network reassigns a new temporary user mobile identifier to the mobile station and stops the current communication. In communication, the network and the mobile station mutually notify encipherment-onset time and negotiate about encipherment manner with each other. In addition, diversity handover is commenced upon a call attempt. Furthermore, if a branch replacement is necessary, the current branch is replaced by new branches capable of executing the diversity handover. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, the mobile station uses the same branch structure and the same communication frequency band for all of calls. Additionally, when a new call occurs to or from the mobile station capable of treating a plurality of calls simultaneously, a branch structure and a communication frequency band, which can continue all of the calls, are selected and used. Therefore, the mobile communications system is suitable for transmission of various sorts of data in accordance with the development of multimedia. | 08-06-2009 |
Patent application number | Description | Published |
20080235008 | Sound Masking System and Masking Sound Generation Method - In a masking sound generation apparatus, a CPU analyzes a speech utterance speed of a received sound signal. Then, the CPU copies the received sound signal into a plurality of sound signals and performs the following processing on each of the sound signals. Namely, the CPU divides each of the sound signals into frames on the basis of a frame length determined on the basis of the speech utterance speed. Reverse process is performed on each of the frames to replace a waveform of the frame with a reverse waveform, and a windowing process is performed to achieve a smooth connection between the frames. Then, the CPU randomly rearranges the order of the frames and mixes the plurality of sound signals to generate a masking sound signal. | 09-25-2008 |
20080243492 | VOICE-SCRAMBLING-SIGNAL CREATION METHOD AND APPARATUS, AND COMPUTER-READABLE STORAGE MEDIUM THEREFOR - Original voice uttered in a first space is acquired via a microphone and a series of digital waveform data of the acquired original voice are obtained. The waveform data are sequentially segmented into plural frames and the waveform data of the individual frames are written into a memory. In parallel with writing, into the memory, of the waveform data, individual ones of the frames already written in the memory are sequentially or randomly selected and read out in a direction opposite to a direction the waveform data of the frame have been written so that a reverse-reproduced voice signal is generated. As the original voice is transmitted, as a leaked voice from the first space to a second space near the first space, a scrambling voice based on the reverse-reproduced voice signal is spatially mixed with the leaked voice in the second space. | 10-02-2008 |
20110182438 | MASKER SOUND GENERATION APPARATUS AND PROGRAM - In a masker sound generation apparatus, an acquisition part acquires a sound signal, and a generation part generates a masker sound signal based on the acquired sound signal. Specifically, the generation part divides the sound signal acquired by the acquisition part into a plurality of sections each having a predetermined time length, then repeats a sorting process of sorting the divided sections as a process of changing the sequence of arrangement of the sound signal, and alters a manner of sorting the sections each time the sorting process is repeated. | 07-28-2011 |
20120016665 | SOUND MASKING SYSTEM AND MASKING SOUND GENERATION METHOD - In a masking sound generation apparatus, a CPU analyzes a speech utterance speed of a received sound signal. Then, the CPU copies the received sound signal into a plurality of sound signals and performs the following processing on each of the sound signals. Namely, the CPU divides each of the sound signals into frames on the basis of a frame length determined on the basis of the speech utterance speed. Reverse process is performed on each of the frames to replace a waveform of the frame with a reverse waveform, and a windowing process is performed to achieve a smooth connection between the frames. Then, the CPU randomly rearranges the order of the frames and mixes the plurality of sound signals to generate a masking sound signal. | 01-19-2012 |
20130315413 | MASKING SOUND GENERATING APPARATUS, STORAGE MEDIUM STORED WITH MASKING SOUND SIGNAL, MASKING SOUND REPRODUCING APPARATUS, AND PROGRAM - Whereas a high masking effect can be secured in a space to which a masking sound is emitted, the degree of a discomfort a person existing in the space suffers can be reduced. In superimposition processing, a CPU | 11-28-2013 |
20140086426 | MASKING SOUND GENERATION DEVICE, MASKING SOUND OUTPUT DEVICE, AND MASKING SOUND GENERATION PROGRAM - There is provided a masking sound output device which prevents interference and an echo even in the case where plural apparatus output the same masking sounds. A masking sound generating unit | 03-27-2014 |
Patent application number | Description | Published |
20100231948 | IMAGE FORMING APPARATUS - This invention provides an image forming apparatus to which a distributed control system is applied and which improves error detection accuracy in each control unit. To accomplish this, the image forming apparatus includes a master control unit which controls the overall image forming apparatus, a plurality of sub-master control units which control a plurality of functions required to implement image formation, and a plurality of slave control units which control loads required to implement the plurality of functions. Each slave control unit includes a monitoring unit which monitors the operation of the other active slave control unit and performs an error diagnosis when the slave control unit is inactive. | 09-16-2010 |
20100231962 | IMAGE FORMING APPARATUS - There are provided an image forming apparatus which implements divisional control using a plurality of control units without an increase in cost and a control method for the apparatus. To accomplish this, this image forming apparatus includes a master control unit that controls the overall image forming apparatus, a plurality of sub-master control units that control a plurality of functions for performing image formation, and a plurality of salve control units that control loads for implementing a plurality of functions. The master control unit is connected to the plurality of sub-master control units via first signal lines. The plurality of sub-master control units are connected to the plurality of slave control units via second signal lines higher in data transfer timing accuracy than the first signal lines. | 09-16-2010 |
20100268989 | IMAGE FORMING APPARATUS - There is provided an image forming apparatus which adopts a distributed control system and increases the error detection accuracy of each control unit. To accomplish this, the image forming apparatus includes a master control unit that controls the overall image forming apparatus, a plurality of sub-master control units that control a plurality of functions for performing image formation, and a plurality of salve control units that control loads for implementing a plurality of functions. The master control unit determines a diagnosis path for performing a diagnosis process for an error using the signal lines and connection bridge connected to the respective control units. The master control unit performs the diagnosis process for an error in accordance with the determined diagnosis path. | 10-21-2010 |
20100272454 | IMAGE FORMING APPARATUS - There is provided an image forming apparatus which adopts a distributed control system and suppresses generation of radiation noise without increasing the cost. To accomplish this, the image forming apparatus includes a master control unit that controls the overall image forming apparatus, a plurality of sub-master control units that control a plurality of functions for performing image formation, and a plurality of salve control units that control loads for implementing a plurality of functions. The image forming apparatus performs distributed control. The image forming apparatus determines the operating frequencies of the salve control units in accordance with loads controlled by the salve control units. The image forming apparatus compares the operating frequencies of the slave control units. Based on the comparison result, the image forming apparatus changes the operating frequency of a slave control unit that is equal to the operating frequency of another slave control unit. | 10-28-2010 |
Patent application number | Description | Published |
20110298020 | SEMICONDUCTOR DEVICE - A semiconductor device, wherein a first metallic member is bonded to a first electrode of a semiconductor element via a first metallic body containing a first precious metal, and a second metallic member is bonded to a second electrode via a second metallic body containing a second precious metal. | 12-08-2011 |
20120217556 | SEMICONDUCTOR DEVICE - A semiconductor device featuring a semiconductor chip having a first main surface and a second, opposing main surface and including a MOSFET having source and gate electrodes formed on the first main surface and a drain electrode thereof formed on the second main surface, first and second conductive members acting as lead terminals for the source and gate electrodes, respectively, are disposed over the first main surface, each of the first and second conductive members has a part overlapped with the chip in a plan view, a sealing body sealing the chip and parts of the first and second conductive members such that a part of the first conductive member is projected outwardly from a first side surface of the sealing body and parts of the first and second conductive members are projected outwardly from the opposing second side surface of the sealing body in a plan view. | 08-30-2012 |
20130264696 | SEMICONDUCTOR DEVICE - A semiconductor device featuring a semiconductor chip including a MOSFET and having a first main surface and a second, opposing main surface, a source electrode pad and a gate electrode pad over the first main surface, a drain electrode over the second main surface, a source external terminal and a gate external terminal, each having a first main surface electrically connected to the source electrode pad and gate electrode pad of the chip, respectively, and a drain external terminal having a first main surface and a second, opposing main surface and being electrically connected to the second main surface of the chip, each of the source, gate and drain external terminals having second main surfaces thereof in a same plane, and, in a plan view of the external terminals, the gate external terminal has a portion located between the source and drain external terminals in at least one direction. | 10-10-2013 |
Patent application number | Description | Published |
20100052303 | PRETENSIONER DEVICE AND METHOD OF MANUFACTURING THE SAME - In a pretensioner device, a boot formed into a cylindrical shape covers a circumference of an elongated member, and a tip end of webbing inserted into an insertion hole of a joint anchor through a pair of through-holes formed on an upper end side of the boot is sewn at portions in front of and behind an insertion portion, whereby the boot is engaged with the elongated member. The insertion hole of the joint anchor is exposed to outside of the boot through the pair of through-holes of the boot even in a state in which the elongated member is covered with the boot. Therefore, positional shift of the boot relative to the webbing is prevented, and sewing operation of the webbing may be performed by inserting the tip end of the webbing into the insertion hole of the joint anchor after covering the elongated member with the boot. | 03-04-2010 |
20130026277 | WEBBING TAKE-UP DEVICE - A webbing take-up device is provided capable of preventing or suppressing a frame from deforming such that one of leg-plates or a back-plate displaces towards the other. A face on the center of curvature side of a curved portion of a front back plate section configuring the frame and a one width direction edge namely an upper edge of a bar support face each other along the up-low direction. When the front edge sides of leg-plates are displaced to rise due to a webbing being pulled, the one width direction edge of the bar support interferes with a front end of the front back plate section to prevent or suppress the front edge sides of the leg-plates from rising further. Deformation of the frame caused by the front edge sides of the leg-plates to rise can accordingly be prevented or suppressed. | 01-31-2013 |
20130126658 | WEBBING TAKE-UP DEVICE - An acceleration sensor of a webbing take-up device is provided with a sensor housing in which a spherical body is placed. A rotating shaft is formed at a longitudinal wall of a support wall of the sensor housing, and rotatably supported at a shaft receiving hole formed in a hanger support wall. A position of formation of the rotating shaft is set to be upward relative to a center of gravity of the sensor housing whose state where a sensor lever is installed at the support wall and the spherical body is placed on a curved-surface of a placing portion. Consequently, even without a heavy body being attached at the lower side of the spherical body or the lower side of the sensor housing, the sensor housing rotates responsively when the take-up device main body is tilted. Therefore, the acceleration sensor can be reduced in size. | 05-23-2013 |
20130161437 | WEBBING TAKE-UP DEVICE - In a reclining sensor of a webbing take-up device, when a case turns together with a seat back that tilts towards the seat rear, rotation of a pulley is restricted by a pressing tab of an operation plate. Accordingly, when relative rotation of the pulley occurs with respect to the case, a wire is pulled out from another end of a tube, turning a sensor housing of an acceleration sensor. The wire pulled out from the other end of the tube is wound up onto a winding portion that is an outer peripheral portion of the pulley that rotates. Since the pulley that pulls the wire merely rotates about its center of rotation, the inside of the case is sufficient as long as rotation range of the pulley is secured, enabling a reduction in size of the case. | 06-27-2013 |
20130200195 | WEBBING TAKE-UP DEVICE - A length direction base end side of a wire passes through a retaining spring mounting hole formed in a case, and is anchored to an anchor tag that is indirectly retained by a pulley. A spring is provided in the retaining spring mounting hole, and a base end of a tube is retained to the spring through a metal cylinder body. A spring-side step portion of the spring is pressed contact to a mounting portion-side step portion of the retaining spring mounting hole so the spring is retained. When the tube is pulled towards an opening side of the retaining spring mounting hole, the spring moves and the spring-side step portion makes press contact with, and is once again retained, by a different step of the mounting portion-side step portion. | 08-08-2013 |
Patent application number | Description | Published |
20110119420 | ELECTRONIC DEVICE - A communication system enabling protection at times of serial communication failure without providing a watchdog timer for each of multiple slave control units is provided in a configuration in which a master control unit and multiple slave control units are connected by serial communication. A communication system provided with multiple slave control units | 05-19-2011 |
20120177394 | IMAGE FORMING APPARATUS THAT FORMS IMAGE BY DEVELOPING ELECTROSTATIC LATENT IMAGE FORMED ON PHOTOSENSITIVE MEMBER - An image forming apparatus capable of preventing deterioration of a shielding member due to heat and preventing the occurrence of image failure or the like. The shielding member is capable of shielding a photosensitive member and an electrostatic charger from each other. The electrostatic charger electrostatically charges the photosensitive member. When a detecting unit detects the shielding member being at a retracted position retracted from a shielding position, the heater is caused to heat the photosensitive member, and when the detecting unit detects the shielding member being at the shielding position, the heater is caused to stop heating the photosensitive member. | 07-12-2012 |
20130141751 | IMAGE FORMING APPARATUS WITH ABNORMALITY DETECTING FUNCTION, CONTROL METHOD THEREFOR, AND STORAGE MEDIUM STORING CONTROL PROGRAM THEREFOR - An image forming apparatus capable of preventing a controlled object from being controlled based on an error signal. An image forming apparatus is provided with one or more processing units for performing processes concerning image formation and a control unit for controlling the processing units by communicating with the processing units via serial communication or parallel communication. A detection unit detects errors in the serial communication. A count unit counts the number of errors detected by the detection unit. A specifying unit specifies cause of the detected errors when the count value showing the number of errors counted by the count unit is not smaller than a predetermined diagnostic threshold value. A general control unit controls the image forming apparatus to operate or stop the image forming apparatus based on the cause specified by the specifying unit. | 06-06-2013 |
20140151950 | SHEET MATERIAL BINDING APPARATUS AND IMAGE FORMING SYSTEM - Provided is a sheet material binding apparatus capable of shortening a user's waiting time required to bind sheets through a manual operation with a movable stapler. A CPU ( | 06-05-2014 |
20140178085 | IMAGE FORMING APPARATUS - The image forming apparatus includes photosensitive drums, drive motors for driving the photosensitive drums, a motor control unit for controlling operations of the drive motors, and a printer control unit. The printer control unit stops rotations of the photosensitive drums at reference positions after a print job is finished. After prescribed time elapses from the end of the print job, microscale driving of the photosensitive drums is performed for a microscale driving time period. Then, drive amounts by the drive motors during the microscale driving are calculated. At the start of a next print job, activation timing of each of the drive motors is adjusted in accordance with the drive amount so as to reduce a variation generated due to the microscale driving. | 06-26-2014 |
20140239571 | IMAGE FORMING SYSTEM HAVING MOVABLE STAPLER, SHEET POST-PROCESSING APPARATUS, AND CONTROL METHOD - An image forming system which is capable of, when a manual stapling process is to be carried out on sheets, reducing waiting time for a user and decreasing power consumption. The image forming system has an image forming apparatus, which forms images on sheets, and a sheet post-processing apparatus. When the sheet post-processing apparatus is to shift into a power-saving state, a movable stapler is moved to a manual stapling position. When it is detected that sheets have been set into a sheet setting unit in a state in which the image forming apparatus and the sheet post-processing apparatus have shifted into the power-saving state, the image forming apparatus is held in the power-saving state, and the sheet post-processing apparatus is returned from the power-saving state. | 08-28-2014 |
20140334901 | SHEET BINDING PROCESSING APPARATUS AND IMAGE FORMING SYSTEM - A sheet binding processing apparatus for avoiding the residual of binding member is provided. The sheet binding processing apparatus comprises a sheet insertion port through which a sheet bundle formed of a plurality of sheets S is inserted, a movable stapler for binding the sheet bundle inserted through the sheet insertion port, and a manual stapling sheet sensor for detecting, at a predetermined detection time interval, existence or non-existence of the sheet bundle in the sheet insertion port. When the manual stapling sheet sensor detects the existence of the sheet bundle, the sheet binding processing apparatus gives permission to bind the sheet bundle by the movable stapler. | 11-13-2014 |
20150016835 | IMAGE FORMING APPARATUS - The power source board is arranged at a lower side on the back side of the main body of the image forming apparatus. The load control board is arranged at an upper side in a vertical direction of the power source board in such a manner that the load control board does not overlap with the power source board. For a board and load at a lower side when viewed from a load control board, a connector is arranged near the lower side of the load control board. For a board and load at an upper side of the load control board, a connector is arranged near the upper side of the load control board. Similarly, for boards and loads of right and left side, connectors are arranged near the respective right and left sides of the load control board. | 01-15-2015 |
20150034623 | HEATER UNIT - In a heater unit for heating a sheet stored in a cassette, respective heating wires of a plurality of heater wires are arranged along an outer periphery of a heat transfer plate so as not to overlap each other, respective power supply wires of the plurality of heater wires are arranged inside a path formed by the heating wires, and both ends of each of the plurality of heater wires are connected to a connector. | 02-05-2015 |
20150037051 | IMAGE FORMING APPARATUS - An image forming apparatus includes a developing unit configured to develop an electrostatic latent image, a mounting detection unit configured to detect that a container T is mounted on a mounting unit, a driving unit configured to rotate the container T, a rotation detection unit configured to detect rotation information about the container T, and a controller configured to control the driving unit based on the rotation information. If the container T is detected to be mounted on the mounting unit, control of the driving unit is not carried out based on the rotation information until replenishment information satisfies a predetermined condition. | 02-05-2015 |
20150037072 | IMAGE FORMING APPARATUS - An image forming apparatus includes a developing unit configured to develop using toner an electrostatic latent image formed on a photosensitive member, a mounting unit to which a container is mounted, the container including a containing unit configured to contain toner and a pump unit, and performing a supplying operation for supplying toner by expansion and contraction of the pump unit, a driving unit configured to rotationally drive the container to cause the container to perform the supplying operation, and a controller configured to control a rotational speed of the container based on a time for which the supplying operation has been performed. | 02-05-2015 |
20150071657 | IMAGE FORMING APPARATUS EQUIPPED WITH DEVELOPER REPLENISHMENT MECHANISM - An image forming apparatus capable of reducing an image defect even when an container is rotated for checking. A development unit forms an image by developing an electrostatic latent image on a photosensitive member. A drive unit rotates the container mounted to a mounting portion for replenishing the toner to the development unit. An output unit outputs a specified signal when detecting a predetermined portion of the container. A determination unit determines whether the container is mounted to the mounting portion according to the specified signal. A decision unit decides a toner replenishing amount based on image data. A controller controls the drive unit to execute a detecting operation that rotates the container when the determination unit does not determine that the container is mounted. A correction unit corrects the toner replenishing amount based on the output of the output unit when the detecting operation is executed. | 03-12-2015 |
Patent application number | Description | Published |
20090284278 | DISPLAY DEVICE AND ELECTRONIC APPARATUS HAVING THE DISPLAY DEVICE - To provide a display device having a test circuit with high accuracy for testing in the step after a counter substrate is attached and before shipping, and to provide a display device having a correction circuit inside the display device, for the case where a defect occurs. A pixel circuit operated by a gate line and a source line, a first wiring formed at the same time as the gate line, a second wiring formed at the same time as the source line, and a test circuit of detecting a defect of the pixel circuit by using potentials of the first wiring and the second wiring are provided over a substrate. | 11-19-2009 |
20100084475 | Semiconductor Device - The semiconductor device includes an antenna | 04-08-2010 |
20110297928 | SEMICONDUCTOR DEVICE - The semiconductor device is provided in which a plurality of memory cells each including a first transistor, a second transistor, and a capacitor is arranged in matrix and a wiring (also referred to as a bit line) for connecting one of the memory cells and another one of the memory cells and a source or drain region in the first transistor are electrically connected through a conductive layer and a source or drain electrode in the second transistor provided therebetween. With this structure, the number of wirings can be reduced in comparison with a structure in which the source or drain electrode in the first transistor and the source or drain electrode in the second transistor are connected to different wirings. Thus, the integration degree of a semiconductor device can be increased. | 12-08-2011 |
20110298027 | SEMICONDUCTOR DEVICE - It is an object to provide a semiconductor device with a novel structure in which stored data can be held even when power is not supplied and there is no limitation on the number of writings. A semiconductor device includes a second transistor and a capacitor provided over a first transistor. A source electrode of the second transistor which is in contact with a gate electrode of the first transistor is formed using a material having etching selectivity with respect to the gate electrode. By forming the source electrode of the second transistor using a material having etching selectivity with respect to the gate electrode of the first transistor, a margin in layout can be reduced, so that the degree of integration of the semiconductor device can be increased. | 12-08-2011 |
20120032171 | SEMICONDUCTOR DEVICE - An object is to miniaturize a semiconductor device. Another object is to reduce the area of a driver circuit of a semiconductor device including a memory cell. The semiconductor device includes an element formation layer provided with at least a first semiconductor element, a first wiring provided over the element formation layer, an interlayer film provided over the first wiring, and a second wiring overlapping with the first wiring with the interlayer film provided therebetween. The first wiring, the interlayer film, and the second wiring are included in a second semiconductor element. The first wiring and the second wiring are wirings to which the same potentials are supplied. | 02-09-2012 |
20130207101 | SEMICONDUCTOR DEVICE - A transistor including an oxide semiconductor and having favorable operation characteristics is provided. Further, by using the transistor, a semiconductor having improved operation characteristics can be provided. In planar view, one of a source electrode and a drain electrode of the transistor is surrounded by a ring-shaped gate electrode. Further, in planar view, one of the source electrode and the drain electrode of the transistor is surrounded by a channel formation region. Accordingly, the source electrode is not electrically connected to the drain electrode through a parasitic channel generated in an end portion of an island-shaped oxide semiconductor layer. | 08-15-2013 |
20140368486 | DISPLAY DEVICE - An object of the present invention is to provide a display device which does not need an input/output terminal such as an FPC or a cable for connecting to the display device and inputting an image signal to the display device directly, and can provide a setting, a display image, and the like which an operator desires. A display device of the present invention includes a display portion, a console portion to operate or input from the exterior, an antenna portion to transmit and receive a radio signal, a controller portion to control a signal input into the console portion and a signal for being transmitted or received in the antenna portion, and a battery portion to convert the radio signal received in the antenna portion into electric power and retain the electric power for driving the display portion. | 12-18-2014 |
20150014685 | SEMICONDUCTOR DEVICE - An object is to miniaturize a semiconductor device. Another object is to reduce the area of a driver circuit of a semiconductor device including a memory cell. The semiconductor device includes an element formation layer provided with at least a first semiconductor element, a first wiring provided over the element formation layer, an interlayer film provided over the first wiring, and a second wiring overlapping with the first wiring with the interlayer film provided therebetween. The first wiring, the interlayer film, and the second wiring are included in a second semiconductor element. The first wiring and the second wiring are wirings to which the same potentials are supplied. | 01-15-2015 |
20150069383 | SEMICONDUCTOR DEVICE - A semiconductor device including an oxide semiconductor that is miniaturized and has favorable electrical characteristics is provided. The semiconductor device includes an oxide semiconductor film and a blocking film; a source electrode and a drain electrode electrically connected to the oxide semiconductor film; a gate insulating film in contact with the oxide semiconductor film, the source electrode, and the drain electrode; and a gate electrode in contact with the gate insulating film. The blocking film contains the same material as the oxide semiconductor film, is on the same surface as the oxide semiconductor film, and has a higher conductivity than the oxide semiconductor film. | 03-12-2015 |