Abstract: An apparatus stores plural pieces of reference data selected based on operation data input from a host OS executed by an information processing device. The apparatus selects one or more pieces of selection reference data from the plural pieces of reference data, based on a plurality of correlation coefficients which are calculated upon receiving a predictive demand and which respectively indicate correlations between predictive target reference data indicating reference data to be predicted and other reference data. The apparatus calculates predictive values of the predictive target reference data, based on the selected one or more pieces of selection reference data, and controls the plurality of calculation resources for the information processing device, based on the predictive values of the predictive target reference data and a predetermined reference value.

Abstract: A printing apparatus includes a movement detector that detects a direction of movement of the printing apparatus relative to the printing medium, a printing unit that prints an image on the printing medium, and a processor. In a case where the movement of the printing apparatus in a first direction relative to the printing medium is detected by the movement detector, the processor causes the printing unit to print the image of a print subject on the printing medium; and after causing the printing unit to print the image of the print subject on the printing medium, in a case where the movement of the printing apparatus in a second direction differing from the first direction relative to the printing medium is detected by the movement detector, the processor executes a process indicating an occurrence of a printing error in printing of the image of the print subject on the printing medium by the printing unit.

Abstract: A wireless communication system includes a first base station device, a second base station device, a mobile station device configured to communicate with the first base station device using a first component carrier and to communicate with the second base station device using a second component carrier. The first base station device includes a disconnection preparation requesting unit configured to transmit to the second base station device, a disconnection preparation request that requests the second base station device to prepare to disconnect the second component carrier.

Abstract: An information processing system includes a plurality of servers stored in a first rack; and a management server coupled to the plurality of servers and configured to: acquire consumed power values from the plurality of servers when power is supplied to the plurality of servers via first power supply lines coupled to a first power strip of the first rack, calculate the total of the consumed power values based on the values of power consumed by the plurality of servers, and switch a power supply of at least one servers among the plurality of servers so that power is supplied to the at least one server via a second power supply line coupled to a second power strip of a second rack when the total of the consumed power values exceeds a first threshold.

Abstract: A data center system includes: a data center including an electronic device and an air conditioner configured to cool the electronic device; a cooling device including a first cooler configured to cool cooling water to be supplied to the data center by an air blow and a second cooler configured to cool the cooling water by heat exchange; and a control device configured to control the cooling device, wherein the control device is configured to: acquire outside temperature information from a temperature sensor provided outside the data center; calculate cooling water temperature information to be set to the cooling device by adding a cooling temperature difference based on a cooling ability of the first cooler to the outside temperature information; and set the cooling water temperature information to the cooling device.

Abstract: A mobile station device is provided with a communication unit for simultaneously executing a first communication with a first base station device executed over a first frequency band, and a second communication with a second base station that differs from the first base station apparatus over a second frequency band that differs from the first frequency band, and a control unit for adjusting individual ones of a first transmission power and second transmission power on the basis of both the first transmission power, which is used for the first communication, and the second transmission power, which is used for the second communication.

Abstract: A terminal includes: a transmission power setting unit configured to set transmission powers of two or a greater number of uplink component carriers connecting one or a greater number of base stations; a transmission power control unit configured to control the transmission powers based on information from the transmission power setting unit; and a transmission power summing unit configured to determine a sum of the transmission powers of the uplink component carriers.

Abstract: A wireless communication system allows a handover operation to a base station communicating through a plurality of frequency bands. The mobile terminal includes a communication unit adapted to perform communication with any of the base stations through a plurality of frequency bands. The communication unit of the base station notifies, when communication through a plurality of frequency bands is possible, a mobile terminal about information directed to identifying a main frequency band from relevant frequency bands in a manner allowing discrimination from one or more frequency bands other than the main frequency band. The communication unit of the mobile terminal determines that, upon receiving information directed to identifying a main frequency band from the second base station during having communication connection with the first base station, that the frequency band identified by the relevant information is a subject of handover towards the second base station.

Abstract: A wireless communication system includes a plurality of base station devices, and a mobile station device configured to communicate with the plurality of base station devices. The mobile station device includes: a necessity determining unit configured to refer to a communication state of a first base station device that is a base station device in communication with the mobile station device, and determine necessity of carrier aggregation; a cell search unit configured to, in a case that the necessity determining unit determines that carrier aggregation is necessary, search a communication available base station device from the plurality of base station devices; and a carrier aggregation requesting unit configured to, in a case that at least one communication available base station device is detected by the search, transmit a request for carrier aggregation to the first base station device, thus providing a wireless communication system that can obtain an excellent speed.

Abstract: A mobile station device is provided with a communication unit for simultaneously executing a first communication with a first base station device executed over a first frequency band, and a second communication with a second base station that differs from the first base station apparatus over a second frequency band that differs from the first frequency band, and a control unit for adjusting individual ones of a first transmission power and second transmission power on the basis of both the first transmission power, which is used for the first communication, and the second transmission power, which is used for the second communication.

Abstract: A wireless communication system includes a first base station device, a second base station device, and a mobile station device configured to communicate with the first and second base station devices. The first base station device includes a request notifying unit configured to notify the mobile station device of a request for carrier aggregation. The mobile station device includes: a cell search unit configured to, upon receiving the request, perform cell search and thereby search the second base station device available for carrier aggregation; and a base station notifying unit configured to notify the first base station device of information indicating the second base station device detected by the cell search unit performing the cell search.

Abstract: A reception circuit has: a phase detector that detects a phase code based on a phase of data in relation to a first clock signal; a calibration signal generator that, in a calibration mode, adjusts a frequency of the first clock signal or the data so that the phase code detected by the phase detector changes; a calibrator that, in the calibration mode, stores a difference between the phase code and an ideal value of the detected phase, and that, in a normal operation mode, outputs the ideal value in correspondence with the phase code detected by the phase detector; and a phase adjustor that, in the normal operation mode, adjusts a phase of the first clock signal based on the phase code detected by the phase detector and the ideal value, and that outputs to the phase detector.

Abstract: A wireless communication system includes a first base station device, a second base station device, a mobile station device configured to communicate with the first base station device using a first component carrier and to communicate with the second base station device using a second component carrier. The first base station device includes a disconnection preparation requesting unit configured to transmit to the second base station device, a disconnection preparation request that requests the second base station device to prepare to disconnect the second component carrier.

Abstract: A wireless communication system includes a plurality of base station devices, and a mobile station device configured to communicate with the plurality of base station devices. The mobile station device includes: a necessity determining unit configured to refer to a communication state of a first base station device that is a base station device in communication with the mobile station device, and determine necessity of carrier aggregation; a cell search unit configured to, in a case that the necessity determining unit determines that carrier aggregation is necessary, search a communication available base station device from the plurality of base station devices; and a carrier aggregation requesting unit configured to, in a case that at least one communication available base station device is detected by the search, transmit a request for carrier aggregation to the first base station device, thus providing a wireless communication system that can obtain an excellent speed.

Abstract: An image pickup device includes an image acquiring unit, calculating unit, memory controlling unit, first judging unit and notification unit. The calculating unit calculates a degree of similarity between information of a specific subject contained in the image acquired by the acquiring unit and identification information of the specific subject registered in a registering unit. The memory controlling unit controls a memory unit to store the calculated degree of similarity such that the degree of similarity is associated with date/time information. The first judging unit judges whether the calculated degree of similarity is relatively low compared with predetermined number of other degrees of similarity based on a chronological change of the degrees of similarity. The notification unit notifies that the identification information registered in the registering unit is to be renewed when judged, by the first judging unit, that the calculated degree of similarity is relatively low.

Abstract: A mobile communication system includes: a plurality of mobile communication terminals; and a first base station device configured to wirelessly communicate with the plurality of mobile communication terminals. The first base station device is configured to report to the plurality of mobile communication terminals that a second base station device allowing only a particular mobile communication terminal access is set to allow all the plurality of mobile communication terminals access, by transmitting using cell broadcast service, identification information of the second station device.

Abstract: A wireless communication system includes a first base station device, a second base station device, and a mobile station device configured to communicate with the first and second base station devices. The first base station device includes a request notifying unit configured to notify the mobile station device of a request for carrier aggregation. The mobile station device includes: a cell search unit configured to, upon receiving the request, perform cell search and thereby search the second base station device available for carrier aggregation; and a base station notifying unit configured to notify the first base station device of information indicating the second base station device detected by the cell search unit performing the cell search.

Abstract: A wireless communication system, a communication method, a base station, and a communication terminal are provided. The wireless communication system includes a base station, and a communication terminal that can communicate with the base station through a plurality of frequency bands. The wireless communication system includes a first notification module provided at one of the base station and communication terminal for notifying the other of the base station and communication terminal of a switching preparation request when a state is detected in which the frequency band used as the main frequency band among the plurality of frequency bands is to be switched, and a second notification module that notifies one of the base station and communication terminal of frequency band switching preparation completion in response to a determination of being in a state in which the frequency band used as the main frequency band is to be switched.

Abstract: A reception circuit has: a phase detector that detects a phase code based on a phase of data in relation to a first clock signal; a calibration signal generator that, in a calibration mode, adjusts a frequency of the first clock signal or the data so that the phase code detected by the phase detector changes; a calibrator that, in the calibration mode, stores a difference between the phase code and an ideal value of the detected phase, and that, in a normal operation mode, outputs the ideal value in correspondence with the phase code detected by the phase detector; and a phase adjustor that, in the normal operation mode, adjusts a phase of the first clock signal based on the phase code detected by the phase detector and the ideal value, and that outputs to the phase detector.

Abstract: A radio communication system includes transmission/reception devices which perform communication by dynamically switching a first transmission mode and a second transmission mode having a lower quality than the first transmission mode, wherein the transmission/reception devices have a transmission mode decision means which fixes a transmission mode upon communication to the first transmission mode for a given period of time.