Patent application number | Description | Published |
20120200167 | ANTENNA DEVICE AND COMMUNICATION DEVICE - An antenna device that is able to maintain the resonance frequency approximately constant despite changes in temperature to provide for stabilized communication is provided. The antenna device includes an antenna coil that receives a magnetic field transmitted from a reader/writer and a capacitor. The antenna device also includes a magnetic sheet formed at a face-to-face position with respect to the antenna coil and configured for changing the inductance of the antenna coil. The capacitor has a temperature characteristic in which the capacitance of the capacitor is changed with changes in temperature. The magnetic sheet is formed of a magnetic material having a temperature characteristic in which the inductance of the antenna coil is made to be changed with an opposite sign of change to that of the capacitance of the capacitor that is changed with changes in temperature in the working temperature range. | 08-09-2012 |
20120204414 | METHOD FOR PRODUCING ANTENNA DEVICE - A method for manufacturing an antenna device is provided. The manufacturing method includes forming an antenna circuit so that the resonance frequency of the antenna circuit will be lower than an oscillation frequency of the reader/writer and affixing a magnetic sheet to an antenna coil via an adhesive. The antenna circuit includes the antenna coil that receives the magnetic field transmitted from the reader/writer and a capacitor electrically connected to the antenna coil. The magnetic sheet is at a face-to-face position with respect to the antenna coil and is configured to change the inductance of the antenna coil. The adhesive is of a film thickness to change the inductance so that the resonance frequency of the resonance circuit will be coincident with the oscillation frequency depending on the spacing between the antenna coil and the magnetic sheet. | 08-16-2012 |
20120206307 | ANTENNA DEVICE AND COMMUNICATION DEVICE - An antenna device includes an antenna coil that receives a magnetic field transmitted from a reader/writer and a capacitor. The antenna device also includes a magnetic sheet formed at a face-to-face position with respect to the antenna coil and configured for changing the inductance of the antenna coil. The capacitor has a temperature characteristic in which the capacitance of the capacitor is changed with changes in temperature. The magnetic sheet is formed of a magnetic material having a temperature characteristic in which the inductance of the antenna coil is made to be changed with an opposite sign of change to that of the capacitance of the capacitor that is changed with changes in temperature in the working temperature range. In this manner, the resonance frequency of the antenna circuit in the working temperature range may be brought approximately into coincidence with the oscillation frequency of the reader/writer. | 08-16-2012 |
20120227248 | METHOD FOR PRODUCING ANTENNA DEVICE - A method for manufacturing an antenna device may include a first step of forming an antenna circuit so that the resonance frequency of the antenna circuit will be lower than an oscillation frequency of the reader/writer. The antenna circuit includes an antenna coil that receives the magnetic field transmitted from the reader/writer and a capacitor electrically connected to the antenna coil. The manufacturing method also includes a second step of affixing a magnetic sheet to the antenna coil via an adhesive. The magnetic sheet is at a face-to-face position with respect to the antenna coil and is configured to change the inductance of the antenna coil. The adhesive is of a film thickness to change the inductance so that the resonance frequency of the resonance circuit will be coincident with the oscillation frequency depending on the spacing between the antenna coil and the magnetic sheet. | 09-13-2012 |
Patent application number | Description | Published |
20080319951 | APPARATUS AND METHOD FOR CLASSIFYING TIME-SERIES DATA AND TIME-SERIES DATA PROCESSING APPARATUS - A time-series data classifying apparatus may include a first database, a peak feature extracting unit, a second database, a data input unit, and a predicting unit. The first database stores a plurality of cases each including time-series data a classification label. The peak feature extracting unit may, for each of the cases, calculate intersection points of time-series data expanded in a coordinate system and each reference line, detect a peak point in each of sections formed between two intersection points being adjacent to generate a peak feature sequence that contains a sequence of detected peak points. The second database may store each peak feature sequence in association with a classification label of each of the cases. The data input unit may input target time-series data. The predicting unit may predict a classification label to be assigned to the target time-series data based on the second database. | 12-25-2008 |
20090043760 | PROGRAM SEARCHING APPARATUS AND PROGRAM SEARCHING METHOD - There is provided with a program searching apparatus, including: an extracting unit extracting words or phrases described in plural program information as keywords; an identifying unit identifying categories to which the keywords belongs; a first calculating unit calculating a number of program information containing the keywords as first information; a second calculating unit calculating a number of keywords that belong to the categories as second information; a specifying unit specifying one program as a search query; a weight calculating unit calculating, for each of query keywords extracted from program information of the search query, a weight based on the first and second information; a similarity calculating unit calculating a similarity level to the search query with respect to a search target program according to the weight corresponding to a query keyword included in the program information of the search target program. | 02-12-2009 |
20090106786 | VIEWING BEHAVIOR LEARNING APPARATUS - A viewing behavior learning apparatus includes: a viewing history acquiring unit that acquires a viewing record that indicates an attribute of a program and start and end times during which a viewer viewed the program; a viewing history dividing unit that divides the viewing record every discretized time points that is discretized by a unit time; a viewing history replicating unit that discretizes a viewing time period denoted by the divided viewing records by interval shorter than the unit time to obtain discretized viewing time periods; a viewing behavior storage unit that builds a model of the viewing behavior by use of a Bayesian network having the viewing time period and the attribute as random variables and stores a conditional probability table of the Bayesian network; and a viewing behavior updating unit that updates the conditional probability table using the discretized viewing time periods. | 04-23-2009 |
20090292662 | TIME-SERIES DATA ANALYZING APPARATUS, TIME-SERIES DATA ANALYZING METHOD, AND COMPUTER PROGRAM PRODUCT - Sets of integrated data including history data and time-invariant data grouped for each analysis target are classified based on an inclusion between an amount of change of a time-varying item included in sets of integrated data and a numerical range expressed by an event sequence and also based on a common time-invariant item, to generate a prediction model in which a prediction-target event sequence expressing an amount of change of the event item included in each set of integrated data after being classified and an amount of time required for reaching the amount of change is associated with the event sequence together with a classification condition related to the classification. | 11-26-2009 |
20160080812 | PROGRAM EXTRACTION APPARATUS AND METHOD - According to one embodiment, a program extraction apparatus includes an acquirer, a setting unit, a first calculator and an extractor. The acquirer acquires a viewing history including information on at least one program viewed by each of users, and an area code indicating a location of the each of users. The setting unit sets a range of a target area by using the area code. The first calculator calculates, for each program included in the viewing history of at least one user belonging to the target area, a viewing amount indicating how much the program was viewed to obtain a local area viewing amount. The extractor extracts at least one program by referring to the local area viewing amount. | 03-17-2016 |
Patent application number | Description | Published |
20100088519 | CLIENT DEVICE, KEY DEVICE, SERVICE PROVIDING APPARATUS, USER AUTHENTICATION SYSTEM, USER AUTHENTICATION METHOD, PROGRAM, AND RECORDING MEDIUM - In a user authentication system according to the present invention, at user registration, a client device obtains a signature for a user ID, a password, and a public key by using a private key corresponding to the public key, and sends user information that includes the signature and the above-described information items to a service providing apparatus. The service providing apparatus verifies the signature by using the public key and stores the user information by which the password and the public key are associated with each other. When a request for a service is made, the client device allows authentication processing by sending to the service providing apparatus an authentication response that includes the user ID together with password authentication information, a signature for a challenge sent from the service providing apparatus, or a signature for the password and the challenge, irrespective of whether the authentication method for the service is password authentication, public key authentication, or public-key-and-password combination authentication. | 04-08-2010 |
20100250951 | COMMON KEY SETTING METHOD, RELAY APPARATUS, AND PROGRAM - A secret key of a second apparatus is stored in a relay apparatus. A first apparatus specifies secret information used to identify a common key, generates encrypted secret information by encrypting the secret information by using a public key of the second apparatus, and transmits the encrypted secret information to the relay apparatus. Then, the relay apparatus decrypts the encrypted secret information by using the secret key of the second apparatus to extract the secret information. The relay apparatus transmits the encrypted secret information to the second apparatus. The second apparatus decrypts the encrypted secret information by using the secret key of the second apparatus to extract the secret information. Finished messages corresponding to communication log information and the secret information are exchanged between the first apparatus and the relay apparatus and between the second apparatus and the relay apparatus. | 09-30-2010 |
20110047373 | USER AUTHENTICATION SYSTEM AND METHOD FOR THE SAME - At the user authentication apparatus | 02-24-2011 |
20110185171 | CERTIFICATE AUTHENTICATING METHOD, CERTIFICATE ISSUING DEVICE, AND AUTHENTICATION DEVICE - A terminal device | 07-28-2011 |
Patent application number | Description | Published |
20120033983 | IMAGE FORMING APPARATUS - An image forming apparatus includes a rotatable image bearing member including an electroconductive base member and a photosensitive member formed on the electroconductive base member; a contact charging device for electrically charging the photosensitive member; a DC voltage applying device for applying a DC voltage to the contact charging device; an exposure device for exposing the charged photosensitive member to light; and a current detecting device for detecting a current passing from the contact charging device to the electroconductive base member of the image bearing member. The image forming apparatus includes a control device capable of executing an operation in a humidity detecting mode in which an area of the photosensitive member is electrically charged by applying a DC voltage to the contact charging device and the photosensitive member is rotated without exposing the area to the light by the exposure device and then the area is electrically charged again by applying the DC voltage to the contact charging device. The control device detects information on a humidity on the basis of a current detected by the current detecting device when the area is electrically charged again by applying the DC voltage to the contact charging device. | 02-09-2012 |
20130343788 | IMAGE FORMING APPARATUS - An image forming apparatus includes a toner carrying member for carrying a toner; an image carrying member, contacting the toner on the toner carrying member, on which a toner image is to be formed with the toner; and an electrode portion provided at an opposing position in which the electrode portion opposes the toner carrying member via the image carrying member interposed therebetween. The toner image is formed on the image carrying member by changing a value of a voltage, on the basis of image information, applied to the electrode portion. The toner carried on the toner carrying member and the image carrying member contact each other in a toner contact area. The toner is moved between the toner carrying member and the image carrying member in a toner movement area by changing the value of the voltage applied to the electrode portion. The toner movement area is present downstream of the toner contact area with respect to a movement direction of the image carrying member. | 12-26-2013 |
20150132028 | IMAGE FORMING APPARATUS - In an image forming apparatus having a photosensitive drum capable of carrying a toner image, a developing roller that is provided to be capable of rotating while carrying toner, and that supplies the toner to the photosensitive drum by contacting the photosensitive drum, a regulating blade that regulates a layer thickness of the toner carried on the developing roller, and voltage applying device for applying a voltage to the developing roller and the regulating blade, the developing roller includes a conductive base layer and a surface layer covering the base layer, and a surface charge density of the developing roller is equal to or smaller than a surface charge density of the toner. | 05-14-2015 |
20150132030 | IMAGE FORMING APPARATUS - In an image forming apparatus having a photosensitive drum that carries a toner image, a developing roller that is provided to be capable of rotating while carrying toner, and that supplies the toner to the photosensitive drum in order to develop a latent image, and voltage applying device for applying a voltage to the developing roller, the developing roller includes a conductive base layer and a surface layer covering the base layer, and a surface charge density of the developing roller is equal to or smaller than a surface charge density of the toner. | 05-14-2015 |
20150132031 | DEVELOPER CARRYING MEMBER, DEVELOPING ASSEMBLY, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - A developing roller that is capable of carrying toner on a surface thereof, and that supplies the toner carried on the surface to a surface of a photosensitive drum when a voltage is applied thereto, includes: a rubber layer; and a surface layer that covers the rubber layer, contains alumina, and has a higher volume resistivity than the rubber layer. | 05-14-2015 |
20150132032 | DEVELOPER CARRYING MEMBER, DEVELOPING ASSEMBLY, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - A developing roller that is capable of carrying toner on a surface thereof, and that supplies the toner carried on the surface to a surface of a photosensitive drum when a voltage is applied thereto, includes: an elastic layer; and a surface layer that covers the elastic layer and contains aluminum oxide, wherein the aluminum oxide of the surface layer contains tetracoordinated aluminum atoms and hexacoordinated aluminum atoms existing in a higher proportion than the tetracoordinated aluminum atoms. | 05-14-2015 |
20150378271 | TONER AND METHOD OF PRODUCING THE TONER - Provided is a toner, including a toner particle having a core particle containing a binder resin and a colorant. The toner particle has a protrusion on a surface thereof, and the protrusion contains an olefin-based polymer having a cyclic olefin structure. When an average radius of curvature of the protrusion, an average particle diameter of the core particle, a projected area of the toner particle, and a projected area of the protrusion that are calculated from a planar projected image of an image of the toner particle photographed with a scanning electron microscope are represented by Rs (μm), Rc (μm), S, and S1, respectively, the average radius of curvature Rs of the protrusion is 0.004Rc μm or more and 0.100Rc μm or less, and an average of a surface coverage “100×S1/S” % is 5% or more and 90% or less. | 12-31-2015 |
20160033894 | DEVELOPER CARRYING MEMBER AND IMAGE FORMING APPARATUS - Provided is a developer carrying member which depends on a sheet-passing speed to a small extent while maintaining satisfactory developability, and can stably suppress a fogging amount with time. The developer carrying member includes: an electro-conductive mandrel; and an electro-conductive elastic layer, in which: the elastic layer contains a resin j, an electro-semiconductive particle p, and an electro-conductive particle c; and when an electroconductivity of the resin j is defined as σ | 02-04-2016 |
Patent application number | Description | Published |
20150205196 | METHOD OF MANUFACTURING SUBSTRATE WITH A MULTILAYER REFLECTIVE FILM, METHOD OF MANUFACTURING A REFLECTIVE MASK BLANK, SUBSTRATE WITH A MULTILAYER REFLECTIVE FILM, REFLECTIVE MASK BLANK, REFLECTIVE MASK AND METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE - An object of the present invention is to provide a substrate with a multilayer reflective film that enables the number of detected pseudo defects, to be reduced even when using highly sensitive defect inspection apparatuses using light of various wavelengths, and in particular, is capable of achieving a level of smoothness required of substrates with a multilayer reflective film while reliably detecting critical defects as a result of reducing the number of detected pseudo defects, as well as a method of manufacturing the same. | 07-23-2015 |
20150331312 | MASK BLANK SUBSTRATE, SUBSTRATE WITH MULTILAYER REFLECTIVE FILM, REFLECTIVE MASK BLANK, REFLECTIVE MASK, METHOD OF MANUFACTURING MASK BLANK SUBSTRATE, METHOD OF MANUFACTURING SUBSTRATE WITH REFLECTIVE FILM AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - An object of the present invention is to provide a mask blank substrate and the like that enables critical defects to be reliably detected as a result of reducing the number of detected defects, including pseudo defects, even when using highly sensitive defect inspection apparatuses that use light of various wavelengths. The present invention relates to a mask blank substrate that is used in lithography, wherein the power spectral density at a spatial frequency of 1×10 | 11-19-2015 |
20150370160 | MASK BLANK SUBSTRATE PROCESSING DEVICE, MASK BLANK SUBSTRATE PROCESSING METHOD, MASK BLANK SUBSTRATE FABRICATION METHOD, MASK BLANK FABRICATION METHOD, AND TRANSFER MASK FABRICATION METHOD - Provided are a mask blank substrate processing device, a mask blank substrate processing method, a mask blank substrate fabrication method, a mask blank fabrication method, and a transfer mask fabrication method, for surface processing a mask blank substrate such that a high-level smoothness and a low-defect quality are satisfied. A mask blank substrate processing device ( | 12-24-2015 |