Patent application number | Description | Published |
20090257471 | COMMUNICATION DEVICE, NOISE REMOVING METHOD, AND PROGRAM - A communication device according to an embodiment of the present invention includes a communication antenna that receives a transmission signal where a spectrum spread signal subjected to a spectrum spread is modulated; an intermediate frequency converting unit that converts the transmission signal received by the communication antenna into an intermediate frequency signal having a predetermined frequency; an analog to digital converting unit that discretizes the intermediate frequency signal and outputs a discretization signal; a noise removing unit that detects a noise other than a normal thermal noise included in the discretization signal and removes the detected noise from the discretization signal; and a demodulating unit that demodulates the spectrum spread signal, based on the discretization signal that is output from the noise removing unit. | 10-15-2009 |
20090258657 | DEMODULATION APPARATUS AND RECEIVING APPARATUS - A portable phone device comprises a telephone unit for base band processing of a receiving signal and audio conversion processing, as well as a global positioning system (GPS) receiving unit for receiving signals from at least one GPS satellite, each signal including a spread code. A crystal oscillator generates a first oscillation signal having a predetermined frequency, and a temperature controlled oscillator generates a second oscillation signal having a predetermined frequency different from that of the first oscillation signal. A synchronization capture portion performs synchronization capture of the spread code, and a synchronization hold portion performs synchronization holding and demodulation of the signals received from the at least one GPS satellite. A central processing unit calculates position and speed of the portable phone device. | 10-15-2009 |
20100254437 | SIGNAL PROCESSING APPARATUS, INFORMATION PROCESSING APPARATUS, SIGNAL PROCESSING METHOD, DATA DISPLAY METHOD, AND PROGRAM - In a signal processing apparatus a synchronizer acquires synchronization with the spreading code of an intermediate frequency signal converted from a signal received from a satellite in a global positioning system. A demodulator then demodulates a message contained in the intermediate frequency signal. A measuring unit outputs a primary signal to a predetermined signal line, the primary signal expressing positioning results for the apparatus as measured on the basis of the demodulated message. A secondary signal output unit attaches a predetermined header to a secondary signal and outputs the result to the predetermined signal line, the secondary signal containing at least the intermediate frequency signal, or a signal generated from the intermediate frequency signal. | 10-07-2010 |
20100329237 | SIGNAL RECEIVER, CONTROL METHOD OF SIGNAL RECEIVER, AND GPS DEVICE UTILIZING THE SIGNAL RECEIVER AND METHOD - A signal receiver including an input that receives a plurality of signals from a respective plurality of channels; a multiplexer unit that receives the plurality of signals from the input and that selects, in a time-division manner, one of the plurality of signals; and at least one phase difference detector that receives the selected signal from the multiplexer unit, a number of the at least one phase difference detectors being less than a number of the plurality of channels. | 12-30-2010 |
20110007782 | RECEIVER, SIGNAL PROCESSING METHOD AND PROGRAM - A receiver includes a receiving unit that receives a signal from a satellite, a frequency conversion-discretization unit that converts the signal received in the receiving unit into an intermediate frequency signal of a frequency bandwidth including 0 Hz, and discretizes the frequency-converted intermediate frequency signal with a predetermined sampling frequency, a filter unit that filters the discretized signal, which is output from the frequency conversion-discretization unit, through a predetermined filter, a synchronization acquisition unit that acquires synchronization of a spreading code in the discretized signal filtered by the filter unit, and a synchronization holding unit that holds the synchronization of the spreading code, which is acquired by the synchronization acquisition unit. | 01-13-2011 |
20110093985 | TRANSCRIPTION FACTOR FOR PROMOTING LATERAL ROOT GROWTH UNDER NITROGEN-LIMITING CONDITIONS - This invention provides a transcription factor AGL21 (AGAMOUS-LIKE 21), which can positively regulate the lateral root growth of a plant when the external supply of N is limited, a homologue thereof or a mutant thereof, gene encoding thereof and a transformed plant with the gene. | 04-21-2011 |
20120281733 | COMMUNICATION DEVICE, NOISE REMOVING METHOD, AND PROGRAM - A communication device according to an embodiment of the present invention includes a communication antenna that receives a transmission signal where a spectrum spread signal subjected to a spectrum spread is modulated; an intermediate frequency converting unit that converts the transmission signal received by the communication antenna into an intermediate frequency signal having a predetermined frequency; an analog to digital converting unit that discretizes the intermediate frequency signal and outputs a discretization signal; a noise removing unit that detects a noise other than a normal thermal noise included in the discretization signal and removes the detected noise from the discretization signal; and a demodulating unit that demodulates the spectrum spread signal, based on the discretization signal that is output from the noise removing unit. | 11-08-2012 |
20130093621 | RECEIVING DEVICE, RECEIVING METHOD AND MOBILE TERMINAL - Provided is a receiving device, including a receiving unit that receives a signal from a satellite in a GPS, a frequency converting unit that converts a frequency of a reception signal received by the receiving unit into a predetermined IF, a synchronization acquiring unit that performs synchronization acquisition for detecting a phase of a spread code in the IF signal and detects a carrier frequency in the IF signal, a synchronization holding unit that assigns and sets the phase of the spread code and the carrier frequency detected by the synchronization acquiring unit to a plurality of channels, holds synchronization of the spread code and a carrier using the set phase of the spread code and the carrier frequency, and demodulates a message included in the IF signal, and a control unit that executes operation control including a positioning calculation using the message demodulated by the synchronization holding unit. | 04-18-2013 |
20130094541 | RECEIVING DEVICE, RECEIVING METHOD, COMPUTER PROGRAM, AND PORTABLE TERMINAL - To provide a receiving device which is capable of reducing average power and peak power by holding pseudo synchronization of a satellite signal during a sleep period. Provided is a receiving device including a receiving unit for receiving a signal from a satellite, a frequency conversion unit for converting a frequency of the received signal into a predetermined intermediate frequency, a synchronization acquisition unit for carrying out synchronization acquisition and for detecting a carrier frequency, and a synchronization holding unit for assigning and setting, per satellite, a phase of the spread code and the carrier frequency to each of a plurality of channels independently provided in a corresponding manner to a plurality of the satellites to synchronously hold the spread code and a carrier and also for demodulating a message included in the intermediate frequency. The synchronization holding unit includes a spreading code generation unit for generating a spreading code synchronized with the spread code, and in a sleep period in which a positioning operation is not carried out, the synchronization holding unit causes only the spreading code generation unit to operate and a counter that the synchronization holding unit refers to also operates. | 04-18-2013 |
20130195149 | SIGNAL PROCESSING APPARATUS, INFORMATION PROCESSING APPARATUS, SIGNAL PROCESSING METHOD, DATA DISPLAY METHOD, AND PROGRAM - A mobile electronic device that includes a circuitry configured to acquire synchronization with a spreading code of an intermediate frequency signal that is obtained by converting a frequency of a received signal from a satellite in a global positioning system into a predetermined intermediate frequency, demodulate a message included in the intermediate frequency signal, output a primary signal to a predetermined signal line, and attach a predetermined header to a secondary signal and output the result to the predetermined signal line, and includes a display unit configured to display data corresponding to the primary signal and the secondary signal, such that the primary signal includes results of measuring one of position, velocity, and time of the mobile electronic device based on the message that is demodulated by the circuitry, and that the secondary signal includes the intermediate frequency signal. | 08-01-2013 |
20140016678 | COMMUNICATION DEVICE, NOISE REMOVING METHOD, AND PROGRAM - A communication device according to an embodiment of the present invention includes a communication antenna that receives a transmission signal where a spectrum spread signal subjected to a spectrum spread is modulated; an intermediate frequency converting unit that converts the transmission signal received by the communication antenna into an intermediate frequency signal having a predetermined frequency; an analog to digital converting unit that discretizes the intermediate frequency signal and outputs a discretization signal; a noise removing unit that detects a noise other than a normal thermal noise included in the discretization signal and removes the detected noise from the discretization signal; and a demodulating unit that demodulates the spectrum spread signal, based on the discretization signal that is output from the noise removing unit. | 01-16-2014 |
Patent application number | Description | Published |
20100028283 | Eyelash Cosmetic - An eyelash cosmetic according to present invention, by blending (a) wax and/or (b) resin, and (c) hollow powder, can impart a voluminous feeling and, at the same time, perform excellent curling effect and curl retaining effect, and excellent usability such as easiness eyelash coating, and easiness overlaying, and also perform excellent uniformity of finishing, water resistance and oil resistance after coating. | 02-04-2010 |
20120072877 | LAYOUT VERIFICATION APPARATUS AND LAYOUT VERIFICATION METHOD - According to one embodiment, a layout verification apparatus includes a design section, a layout creation section, a first verification section and a second verification section. One of the first and second verification sections includes a filter processing section which executes a filter processing of a verification target element to be verified by a mask data used to a manufacture of the semiconductor integrated circuit, and the verification target element to be verified needs an ion implantation. The filter processing section comprises a first logic section which executes an logical AND of the verification target element to be verified, a mask data necessary in order to form the verification target element to be verified, and a data inverted a mask data unnecessary in order to form the verification target element to be verified. | 03-22-2012 |
Patent application number | Description | Published |
20080258172 | INSULATED GATE BIPOLAR TRANSISTOR WITH BUILT-IN FREEWHEELING DIODE - An insulated gate bipolar transistor includes a first main electrode on a first main surface and in contact with a base region of an insulated gate transistor at the first main surface, a first semiconductor layer of a first conductivity type on a second main surface, a second semiconductor layer of a second conductivity type on the second main surface and vertically aligned with a region of the first main electrode in contact with the base region, and a second main electrode formed on the first and second semiconductor layers. An interface between the second main electrode and each of the first and second semiconductor layers is parallel to the first main surface, a distance between the first main surface and the interface is equal to 200 μm or smaller, and a thickness of each of the first and second semiconductor layers is equal to 2 μm or smaller. | 10-23-2008 |
20120016067 | RESIN COMPOSITION FOR SOLAR CELL-SEALING MATERIAL - To achieve improvement in initial conversion efficiency of solar cell modules, inhibition of deterioration in transparency of a resin, inhibition of degradation in adhesive properties with respect to a protective member over time, and inhibition of degradation in conversion efficiency. A resin composition for solar cell-sealing material according to the present invention includes an ethylene copolymer, and further includes at least one of: (i) a compound represented by the following general formula (1); (ii) a calcined product of the (i); (iii) a compound represented by the following general formula (2); and (iv) a calcined product of the (iii). The (i) has an average plate surface diameter of 0.01 to 0.9 μm and a refractive index of 1.45 to 1.55, and the (iii) has an average plate surface diameter of 0.02 to 0.9 μm and a refractive index of 1.48 to 1.6. | 01-19-2012 |
20120187087 | ETCHING SOLUTION COMPOSITION FOR METAL THIN FILM CONSISTING PRIMARILY OF COPPER - The problem of the present invention is to provide an etching solution composition that can etch with high accuracy a metal-laminated film pattern comprising thin films of copper and a copper alloy, can form an excellent pattern shape, and has practically excellent and stable characteristics with long solution life, and to provide an etching method using such etching solution composition. The present invention relates to an etching method for etching a metal-laminated film having a layer consisting of copper and a layer consisting of a copper alloy containing copper, using an etching solution composition comprising phosphoric acid, nitric acid, acetic acid and water, as well as to said etching solution composition. | 07-26-2012 |
20140360715 | RAIL COOLING METHOD - A rail cooling method includes: calculating, based on a relation between temperatures and an amount of warp of the rail cooled to ambient temperature after the forced cooling, the temperatures including a cooling start temperature of the head, a cooling end temperature of the head, a cooling start temperature of the foot and a cooling end temperature of the foot, a target value or a target value range for each of the temperatures so that the amount of warp of the rail at ambient temperature falls within a permissive range; and setting a cooling condition in accordance with the target value or the target value range to perform the forced cooling on the head and the foot. | 12-11-2014 |
20150021836 | RAIL HEAT TREATMENT DEVICE AND RAIL HEAT TREATMENT METHOD - A rail heat treatment device includes a cooling header, an oscillation mechanism, and a control system including: a storage unit that stores therein at least information required for a oscillation control; and a control unit that obtains a permissible range of required cooling time for a rail that satisfies a permissible range of hardness of the rail based on a correlation expression representing a correlation between the cooling time for the rail with the cooling header and the hardness of the rail after cooling, controls a stroke and a speed of relative reciprocation of the rail and the cooling header based on the permissible range of the required cooling time, and causes the oscillation mechanism to perform the relative reciprocation of the rail and the cooling header by the stroke and at the speed. | 01-22-2015 |
20150027599 | RAIL COOLING METHOD AND RAIL COOLING DEVICE - A rail cooling method for forcibly cooling a rail by jetting a coolant includes jetting the coolant to a foot back part of the rail from a porous plate nozzle in which a nozzle hole at an end in a width direction is smaller than a nozzle hole at a central part in the width direction and causes a cooling capacity for the end in the width direction of the underside of the base of the rail to be lower than a cooling capacity for the central part in the width direction of the underside of the base of the rail. | 01-29-2015 |
20150082611 | RAIL RESTRAINING METHOD AND RAIL RESTRAINING DEVICE - A rail restraining method for restraining a hot-rolled rail in an upright position at a time of forced cooling of a head portion and a foot portion of the rail includes defining a predetermined position within 2 meters from each of both end faces of the rail along a longitudinal direction of the rail as a first restraining position, defining a predetermined position 3 to 10 meters from the first restraining position in a direction toward center of the rail along the longitudinal direction of the rail as a second restraining position at the time of forced cooling, and restraining displacement of the rail in a vertical direction at the first restraining position and the second restraining position by a restraining force F (kN) that satisfies following Expression (1): | 03-26-2015 |