Patent application number | Description | Published |
20080317108 | DATA PROCESSING TERMINAL SYSTEM AND TRANSMITTING AND RECEIVING METHOD USING THE SAME - An information processing terminal system includes an information processing terminal ( | 12-25-2008 |
20090072625 | ELECTRIC POWER SUPPLY SYSTEM - In an electric power supply system, a plurality of batteries ( | 03-19-2009 |
20090135920 | MODULATOR, FILTER, METHOD OF CONTROLLING GAIN OF FILTER, AND CODE MODULATING METHOD - A modulator being made small in size, low in costs, low in power consumption, small in heat generation and spurious signals. The modulator includes multipliers ( | 05-28-2009 |
20100311424 | MOBILE STATION, A MOBILE RADIO COMMUNICATION SYSTEM, A MOBILE RADIO COMMUNICATION METHOD AND A MOBILE RADIO COMMUNICATION PROGRAM - In a mobile radio communication method in which a mobile station moves among a plurality of base stations at high speed, in order to solve a problem of increase in the amount of operation and its related increase in the amount of power consumption and heat emission which is resulted for maintaining good communication quality of communication by the mobile station which moves at high speed to the direction for approaching the base station or moving away from it, it provides detecting means for detecting changes in relative positions to a plurality of base stations, and selecting means for selecting an uplink signal reception base station which receives an uplink signal and selecting one or plural base stations, fluctuation of increase and decrease of which of distance from own mobile station is an opposite manner compared with a case of the uplink signal receiving base station, based on changes in the relative positions detected by said detecting means as a downlink signal transmission base station which transmits a downlink signal. | 12-09-2010 |
20100323765 | MOBILE INFORMATION TERMINAL HAVING OPERATION KEYS AND A DISPLAY ON OPPOSITE SIDES - A mobile information terminal has a front surface on which a display surface of a display device is arranged and a rear surface on which a plurality of operation keys are arranged. The mobile information terminal further has a half-depressing sensor for detecting that each of the operation keys is half-depressed and/or a touch sensor for detecting that each of the operation keys is touched. A control section executes a processing operation to cause the display device to display an image showing the arrangement of said operation keys and to change an icon which corresponds to a key of operation keys when a control section determines, according to an input signal from the half-depressing sensor or the touch sensor, that the finger of the operator is placed on this key of operation keys. | 12-23-2010 |
20110109166 | ELECTRIC POWER SUPPLY SYSTEM - In an electric power supply system, a plurality of batteries ( | 05-12-2011 |
20110115298 | ELECTRIC POWER SUPPLY SYSTEM - In an electric power supply system, a plurality of batteries ( | 05-19-2011 |
20110217934 | MOBILE RADIO COMMUNICATION SYSTEM, MOBILE COMMUNICATION DEVICE, AND FREQUENCY CONTROL METHOD THEREOF - A mobile communication device and a frequency control method for the device are provided that can have an internal reference frequency follow a change in reception frequency even when the reception frequency changes abruptly. In a mobile radio communication system including a mobile station and a stationary base station, the mobile station includes: a transceiver that receives a high-frequency signal from the base station; and an information processing section that predicts a frequency change in the reception high-frequency signal received from the base station based on mobile environment information on the mobile station provided from outside and controls a frequency of a local oscillator signal of the transceiver section based on a prediction result. | 09-08-2011 |
20120019402 | MOBILE INFORMATION TERMINAL HAVING OPERATION KEYS AND A DISPLAY ON OPPOSITE SIDES - A mobile information terminal has a front surface on which a display surface of a display device is arranged and a rear surface on which a plurality of operation keys are arranged. The mobile information terminal further has a half-depressing sensor for detecting that each of the operation keys is half-depressed and/or a touch sensor for detecting that each of the operation keys is touched. A control section executes a processing operation to cause the display device to display an image showing the arrangement of said operation keys and to change an icon which corresponds to a key of operation keys when a control section determines, according to an input signal from the half-depressing sensor or the touch sensor, that the finger of the operator is placed on this key of operation keys. | 01-26-2012 |
20120114027 | DATA PROCESSING TERMINAL SYSTEM AND TRANSMITTING AND RECEIVING METHOD USING THE SAME - An information processing terminal system includes an information processing terminal ( | 05-10-2012 |
20120155517 | DATA PROCESSING TERMINAL SYSTEM AND TRANSMITTING AND RECEIVING METHOD USING THE SAME - An information processing terminal system includes an information processing terminal ( | 06-21-2012 |
20120184226 | DATA PROCESSING TERMINAL SYSTEM AND TRANSMITTING AND RECEIVING METHOD USING THE SAME - An information processing terminal system includes an information processing terminal; and a transmitting and receiving unit which is attached to the information processing terminal. The transmitting and receiving unit converts a reception wave signal from a network into a reception analog baseband signal. The transmitting and receiving unit converts the reception analog baseband signal into a reception digital baseband signal in synchronization with a clock. The information processing terminal converts the reception digital baseband signal into a reception data in synchronization with a clock, and a transmission data into a transmission digital baseband signal in synchronization with the clock. The transmitting and receiving unit converts the transmission digital baseband signal into a transmission analog baseband signal in synchronization with the clock. The transmitting and receiving unit converts the transmission analog baseband signal into a transmission modulation wave signal to output to the network. | 07-19-2012 |
20120281771 | MODULATOR, FILTER, METHOD OF CONTROLLING GAIN OF FILTER, AND CODE MODULATING METHOD - A modulator being made small in size, low in costs, low in power consumption, small in heat generation and spurious signals. The modulator includes multipliers ( | 11-08-2012 |
20130028347 | OFDM MODULATOR, OFDM TRANSMISSION DEVICE, AND OFDM MODULATION METHOD - A transmission device | 01-31-2013 |
20130034186 | OFDM MODULATED WAVE TRANSMITTER APPARATUS, OFDM MODULATED WAVE TRANSMISSION METHOD, AND PROGRAM - In an orthogonal frequency division multiplex (OFDM) modulated wave transmitter apparatus, a symbol mapping circuit and a serial/parallel (S/P) converter generate an OFDM symbol signal from transmission data. An inverse fast Fourier transform (IFFT) circuit, a parallel/serial (P/S) converting and guard interval (GI) adding circuit, a timing adjusting circuit, a digital/analog (D/A) converter, a frequency converter, a local oscillator and an analog filter generate an OFDM modulated wave signal from the OFDM symbol signal. A power amplifier (PA) control circuit limits a band of the OFDM symbol signal and generates a PS control signal and a PA control signal. A PA designates a voltage supplied from a DC/DC converter as a PS voltage and amplifies and outputs the OFDM modulated wave signal based on the PA control signal. | 02-07-2013 |
20130069883 | PORTABLE INFORMATION PROCESSING TERMINAL - A portable information processing terminal | 03-21-2013 |
20130241837 | INPUT APPARATUS AND A CONTROL METHOD OF AN INPUT APPARATUS - It is an input apparatus of an information processing apparatus having a touch sensor, and has a recognition means which detects that the finger that the touch sensor has detected has touched and recognizes the position information of the finger, and a control means which sets a virtual keyboard based on the position information. | 09-19-2013 |
20150023287 | MOBILE STATION, A MOBILE RADIO COMMUNICATION SYSTEM, AND A MOBILE RADIO COMMUNICATION METHOD - In a mobile radio communication method in which a mobile station moves among a plurality of base stations at high speed, in order to solve a problem of increase in the amount of operation and its related increase in the amount of power consumption and heat emission which is resulted for maintaining good communication quality of communication by the mobile station which moves at high speed to the direction for approaching the base station or moving away from it, it provides detecting means for detecting changes in relative positions to a plurality of base stations, and selecting means for selecting an uplink signal reception base station which receives an uplink signal and selecting one or plural base stations, fluctuation of increase and decrease of which of distance from own mobile station is an opposite manner compared with a case of the uplink signal receiving base station, based on changes in the relative positions detected by said detecting means as a downlink signal transmission base station which transmits a downlink signal. | 01-22-2015 |
20150042282 | ELECTRIC POWER SUPPLY SYSTEM - In an electric power supply system, a plurality of batteries ( | 02-12-2015 |
20150043324 | OFDM MODULATOR, OFDM TRANSMISSION DEVICE, AND OFDM MODULATION METHOD - A transmission device has an inverse fast Fourier transform converter (first circuit) that acquires plural multi-value symbol data each of which is assigned to a dedicated subcarrier, and generates waveform data on the basis of the acquired plural multi-value symbol data, and a digital frequency converter (second circuit) that shifts frequency of the waveform data generated by the inverse fast Fourier transform converter. | 02-12-2015 |
20150043679 | OFDM MODULATED WAVE TRANSMITTER APPARATUS, OFDM MODULATED WAVE TRANSMISSION METHOD, AND PROGRAM - In an orthogonal frequency division multiplex (OFDM) modulated wave transmitter apparatus, a symbol mapping circuit and a serial/parallel (S/P) converter generate an OFDM symbol signal from transmission data. An inverse fast Fourier transform (IFFT) circuit, a parallel/serial (P/S) converting and guard interval (GI) adding circuit, a timing adjusting circuit, a digital/analog (D/A) converter, a frequency converter, a local oscillator and an analog filter generate an OFDM modulated wave signal from the OFDM symbol signal. A power amplifier (PA) control circuit limits a band of the OFDM symbol signal and generates a PS control signal and a PA control signal. A PA designates a voltage supplied from a DC/DC converter as a PS voltage and amplifies and outputs the OFDM modulated wave signal based on the PA control signal. | 02-12-2015 |