Patent application number | Description | Published |
20110128950 | APPARATUS AND METHOD FOR TRANSMITTING RADIO SIGNAL DATA - A radio-unit controller and plural radio units are connected with each other via a cascade connection in which the radio-unit controller is connected in series to the plural radio units. A set of radio signal data received via an antenna provided for each radio unit is combined into a radio signal data block which is transmitted from the each radio unit to radio-unit controller along the cascade connection. The radio-unit controller combines plural sets of radio signal data each destined for one of the plural radio units into a radio signal data block which is transmitted to each radio unit along the cascade connection. Each radio unit extracts the set of radio signal data destined for the each radio unit from the radio signal data block, and transmits the extracted set of radio signal data via an antenna provided for the each radio unit. | 06-02-2011 |
20110317578 | SYSTEM AND METHOD FOR TRANSMITTING SERVICE DATA FROM A SERVER TO A TERMINAL VIA A BASE STATION - A base station transmits service data to a terminal at a first transmission rate. A server transmits the service data to the base station at a second transmission rate required for transmitting the service data. When the second transmission rate exceeds the first transmission rate, the server determines a part of the service data by thinning out the service data so that the part is able to be transmitted to the terminal at the first transmission rate. The server provides the determined part with marking information, and transmits the service data provided with the marking information to the base station at the second transmission rate. The base station extracts the part from the received service data based on the marking information provided for the part, and transmits the extracted part of the service data to the terminal at the first transmission rate. | 12-29-2011 |
20120058769 | COMMUNICATION METHOD, MANAGEMENT DEVICE, AND MOBILE DEVICE - In a communication system | 03-08-2012 |
20120129567 | MOBILE COMMUNICATION SYSTEM, MOBILE STATION APPARATUS, BASE STATION APPARATUS, AND RADIOWAVE INTERFERENCE REDUCING METHOD - A mobile communication system includes: a first base station apparatus having a first communication coverage area; at least one second base station apparatus having a second communication coverage area smaller than the first communication coverage area and capable of adjusting radiowave transmit power thereof; and a mobile station apparatus. When the mobile station apparatus is connected via radio to the first base station apparatus and is receiving a radiowave interfering with a radiowave received from the first base station apparatus, the mobile station apparatus transmits a transmit power reduction request command to any one of the second base station apparatuses to request reducing the radiowave transmit power thereof, and of the second base station apparatuses, the base station apparatus that received the transmit power reduction request command reduces the radiowave transmit power. | 05-24-2012 |
20120134274 | Mobile Communication System And Communication Method Thereof - A communication method in a mobile communication system that transmits different data to which transmission sequence numbers have been attached, over each of a plurality of paths from a mobile station to a radio network controller via a plurality of base stations; where the radio network controller monitors the communication state of each path, determines to transmit the data over all of a plurality of paths, transmit the data over two or more specified paths, or transmit the data over only one specified path, based on the communication state of each path, and notifies the mobile station of the determined path/paths; and where the mobile station transmits different data to which different transmission sequence numbers have been attached, over said notified path/paths, and the radio network controller rearranges the data received from each path by reference to the transmission sequence numbers and transmits the rearranged data to a core network. | 05-31-2012 |
Patent application number | Description | Published |
20150084802 | SIGNAL PROCESSING DEVICE AND SIGNAL PROCESSING METHOD - According to an embodiment, a signal processing device includes an integrator, a setting unit, and an analog-to-digital converter. The integrator is configured to integrate an electrical charge corresponding to electromagnetic waves. The integrator includes a capacitor configured to store the electrical charge corresponding to the electromagnetic waves and a discharging circuit configured to discharge the capacitor. The setting unit is configured to set a period of integration of the electrical charge with respect to the integrator. The analog-to-digital converter includes a comparator configured to compare an integration output and a threshold value and a counter configured to output, as digital data of the electrical charge, the number of times for which a value of the integration output becomes not less than the threshold value. The converter is configured to discharge the capacitor during the period of integration by supplying a comparison output of the comparator to the discharging circuit. | 03-26-2015 |
20150085985 | SIGNAL PROCESSING DEVICE AND SIGNAL PROCESSING METHOD - According to an embodiment, a signal processing device includes an integrator, a first analog-to-digital converter, and a histogram creator. The integrator is configured to integrate an electrical charge corresponding to electromagnetic waves. The first analog-to-digital converter is configured to perform an analog-to-digital conversion operation that generates digital data of the electrical charge using an integration output from the integrator, on a parallel with an integration operation performed by the integrator. The histogram creator is configured to create a histogram that represents an energy distribution of the electromagnetic waves, from the digital data generated by the first analog-to-digital converter. | 03-26-2015 |
20150130538 | DIFFERENTIAL AMPLIFIER CIRCUIT - In one embodiment, a differential amplifier circuit includes a first input terminal, a second input terminal, a first transistor, a second transistor, a third transistor, a current source, a first output terminal, a second output terminal, a first passive element, and a second passive element. The first (second) transistor has a control terminal connected to the first (second) input terminal. The third transistor has a control terminal. The control terminal is applied predetermined bias voltage. The current source is connected to a first terminal in each of the first transistor, second transistor, and third transistor. The first (second) output terminal is connected to a second terminal of the first (second) transistor. The first (second) passive element is connected between the first (second) input terminal and the first (second) output terminal. | 05-14-2015 |
20150136952 | NOISE REMOVING DEVICE AND IMAGING DEVICE - According to an embodiment, a noise removing device includes a first difference detector and a second difference detector. The first difference detector detects a difference between a first reset signal at a first timing and a second reset signal at a second timing after a predetermined period of time has elapsed from the first timing. The second difference detector subtracts the difference detected by the first difference detector from a main signal between the first reset signal and the second reset signal, and outputs a subtraction result. | 05-21-2015 |
20150137858 | BUFFER CIRCUIT - In one embodiment, a buffer circuit includes a first transistor, a second transistor, a first current source, a third transistor, a fourth transistor, a second current source, and a third current source. The first transistor has a control terminal connected to an input terminal, and a first terminal connected to an output terminal. The second transistor has a control terminal connected to the input terminal, a first terminal connected to the output terminal, and a second terminal connected to a first power source. The third transistor has a first terminal connected to the output terminal. The fourth transistor has a first terminal connected to the second terminal of the first transistor, a control terminal applied bias voltage, and a second terminal connected to a control terminal of the third transistor. | 05-21-2015 |
20150270840 | CURRENT DETECTION CIRCUIT AND PILE-UP DETECTION CIRCUIT - A current detection circuit according to one embodiment includes a low-pass filter, a voltage-to-current converter circuit, and a comparator. The low-pass filter has a first terminal connected to a signal input terminal to which a signal current is input. The voltage-to-current converter circuit has a first terminal connected to a second terminal of the low-pass filter and has a second terminal connected to the signal input terminal. The comparator has a first input terminal and a second input terminal and outputs a signal according to a difference between a signal input through the first input terminal and a signal input through the second input terminal, the first input terminal being connected to the second terminal of the low-pass filter, and the second input terminal being connected to the second terminal of the voltage-to-current converter circuit. | 09-24-2015 |
20150296161 | PHOTODETECTOR - According to an embodiment, a photodetector includes a plurality of photoelectric transducers, a plurality of resistors, and a plurality of resetting sections. Each of the photoelectric transducers is configured to output a detection signal resulting from, conversion of received light into an electric charge. Each of the resistors is connected in series with an output end of a corresponding photoelectric transducer at one end of the resistor. Each of the resetting sections is connected in parallel with a corresponding resistor and configured to bring the output end of the corresponding photoelectric transducer to a reset level in response to the detection signal. | 10-15-2015 |
20160045176 | PHOTON COUNTING CT APPARATUS, LIGHT DETECTION DEVICE, RADIATION DETECTION DEVICE, AND RADIATION ANALYSIS DEVICE - According to an embodiment, a photon counting CT apparatus includes a scintillator, a photodiode array, a holder, a divider, and an image generator. The scintillator is configured to convert X-rays into light. The array includes first and second pixels. The first pixel includes a photodiode in a first range receiving the light emitted from the scintillator. The photodiode outputs an electrical signal based on the light. The second pixel includes a photodiode in a second range different from the first range. The holder is circuitry configured to hold a value of an electrical signal output by the second pixel. The divider circuitry is configured to count the number of photons of light incident on the first pixel by dividing an integrated value of electrical signals output by the first pixel by the held value. The image generator is circuitry configured to reconstruct an image based on the counted number. | 02-18-2016 |
20160077148 | SIGNAL PROCESSING DEVICE, RADIATION DETECTING DEVICE, AND SIGNAL PROCESSING METHOD - According to an embodiment, a signal processing device includes a first integrator, a second integrator, a switcher, and a calculator. The first integrator is configured to integrate a current represented by a reference waveform equivalent to a normal waveform in a case of no pileup phenomenon regarding the current to calculate a first electrical charge. The second integrator is configured to integrate a current output from a photoelectric converter to calculate a second electrical charge. The switcher is configured to, when a pileup phenomenon has occurred, perform switching either to a state in which the first and second electrical charges are output or to a state in which the first electrical charge and a reference charge are output. The calculator is configured to calculate a first difference charge between the first and second electrical charges, and calculate a second difference charge between the first electrical charge and the reference charge. | 03-17-2016 |
20160084964 | PHOTON DETECTING ELEMENT, PHOTON DETECTING DEVICE, AND RADIATION ANALYZING DEVICE - According to an embodiment, a photon detecting element includes one or more avalanche photodiodes and a circuit. The circuit is connected between cathodes of the one or more avalanche photodiodes and an external power source. The circuit is configured in which a first temperature coefficient representing variation of a setting potential with respect to temperature variation when constant-current driving is performed so that electrical potential of the cathodes becomes equal to the setting potential is substantially the same as a second temperature coefficient representing variation of breakdown voltage of the one or more avalanche photodiodes with respect to temperature variation. | 03-24-2016 |
Patent application number | Description | Published |
20090013142 | DIGITAL BROADCASTING CONTENTS MOVE FUNCTION - To provide a move function that can restore copy-once contents even if the contents are failed to be moved midway, an information storage device | 01-08-2009 |
20090232474 | CONTROL DEVICE, TELEVISION VIEWING SYSTEM, INFORMATION EQUIPMENT, CONTROL METHOD AND MEDIUM - A device has an interface to the recorder and an interface to the television receiver and can connect the recorder to the television receiver. The device detects switching from a television program being viewed to the next television program to be next received and judges whether or not the current television program being viewed at the detection is registered as a television program to be recorded. When it is judged that the current television program is registered as a television program to be recorded, the device allows the recorder to start recording the current television program. After the recording is started, the device instructs the television receiver to switch the channel being received from the current television program channel to the next television program channel selected by the switching. | 09-17-2009 |
20090252476 | Television recorder, television receiver, and medium of storing control program - There are provided a TV recorder, a TV receiver, and a medium of storing a control program, which enable reliable recording of a TV program being broadcast in a channel used before switching while avoiding cumbersome operations. If information detected by an infrared camera indicates fluctuations in the number of TV viewers between before and after an instruction to change to a new display channel, a control section determines that the instruction to change to the new display channel is issued from a new TV viewer different from a TV viewer existing before the instruction is received, and makes a display signal output section output TV signals of the new display channel to a TV monitor and also makes a HDD record TV signals of the display channel used before the instruction to change to the new display channel is received. | 10-08-2009 |
20120076470 | CONTENT PROCESSING METHOD AND RECORDING APPARATUS - A content processing method includes receiving content and recording the content in a recording apparatus, recording first information to indicate a first period in which the content is displayed on a display apparatus and a second period in which the content is not displayed on the display apparatus during a period in which the content is recorded, in accordance with the content, and displaying, on the display apparatus, a selection screen which is provided to select any one of the first period and/or the second period as an objective for performing any one of a plurality of processes including a deleting process for deleting a part of the content or a writing process for writing a part of the content on a recording medium with respect to a part of the recorded content, by using the first information. | 03-29-2012 |
Patent application number | Description | Published |
20080278417 | PLASMA DISPLAY APPARATUS - A AC type plasma display apparatus has been disclosed, which satisfies various requirements such as the number of gradations that can be displayed, the display luminance, and the upper limit of power and, further, the efficiency of light emission and the luminance can be increased as much as possible and the display quality of which is not deteriorated. In the plasma display apparatus, a frame is composed of plural subfields, an image is displayed by causing a sustain discharge to occur in each subfield, the sustain discharge can be caused to occur by at least a first sustain waveform and a second sustain waveform different from the first sustain waveform, and the ratio of the first sustain waveform to the second sustain waveform changes, both waveforms being used to cause the sustain discharge to occur in each subfield. | 11-13-2008 |
20080291132 | PLASMA DISPLAY APPARATUS - A high quality, three-electrode type plasma display apparatus, of which the display of low-luminance gradations has been improved by reducing the minimum luminance of the subfield, has been disclosed. In the plasma display apparatus, a subfield of even lower luminance is provided by: providing at least one subfield made up of only a reset period and an address period, without a sustain period, in one frame, and causing an address discharge to occur only between Y (second) electrodes and address (third) electrodes; or providing at least two second subfields made up of only a reset period and an address period in one frame, and making the intensity of an address discharge differ between the two second subfields. | 11-27-2008 |
20090040148 | White balance correction circuit and correction method for display apparatus that displays color image by controlling number of emissions or intensity thereof in accordance with plurality of primary color video signals - A display apparatus, which displays a color image by controlling the number of emissions or the intensity thereof in accordance with primary color video signals input thereto, has a detection portion and a white balance correction portion. The detection portion is used to detect the number of emissions or the intensity, and the white balance correction portion is used to correct white balance by adjusting the amplitudes of the primary color video signals in accordance with the detected number of emissions or the detected intensity. Therefore, correct white balance can be maintained regardless of the number of emissions or the intensity of emission. | 02-12-2009 |
20110316895 | White balance correction circuit and correction method for display apparatus that displays color image by controlling number of emissions or intensity thereof in accordance with plurality of primary color video signals - A display method of a plasma display apparatus to which primary color video signals are inputted and which carries out color display by letting phosphors for primary colors emit light is provided. The display method displays the primary color video signals by changing a gray level of an output primary color video signal in accordance with a gray level of an input primary color video signal. When each gray level of the inputted primary color video signals changes from a first value to a second value which is larger than the first value, a gray level of a primary color video signal for a phosphor having the largest influence of luminance saturation properties among the phosphors is increased relative to a gray level of the other primary color video signal. | 12-29-2011 |
20130010011 | DISPLAY METHOD OF PLASMA DISPLAY APPARATUS AND PLASMA DISPLAY APPARATUS - A display method of a plasma display apparatus to which primary color video signals are inputted and which carries out color display by letting phosphors for primary colors emit light is provided. The display method displays the primary color video signals by changing a gray level of an output primary color video signal in accordance with a gray level of an input primary color video signal. When each gray level of the inputted primary color video signals changes from a first value to a second value which is larger than the first value, a gray level of a primary color video signal for a phosphor having the largest influence of luminance saturation properties among the phosphors is increased relative to a gray level of the other primary color video signal. | 01-10-2013 |