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Koji Hachiya

Koji Hachiya, Akishima-Shi JP

Patent application numberDescriptionPublished
20100293504INFORMATION PROCESSING APPARATUS, DISPLAY CONTROL METHOD, AND PROGRAM - According to one embodiment, an information processing apparatus having an internal display and a connection module for an external display, includes a storage module configured to store items of virtual desktop information to be displayed on an actual display screen of one of the internal display and the external display and items of information of a display which displays the items of virtual desktop information in association with each other, and a control module configured to read out, from the storage module, an item of virtual desktop information in association with the external display and to supply the item of virtual desktop information in association with the external display to external display upon detecting that the external display is connected to the connection module when one of the items of virtual desktop information is displayed on the actual display screen of the internal display.11-18-2010
20100328331INFORMATION PROCESSING APPARATUS AND DISPLAY CONTROL METHOD - According to one embodiment, an information processing apparatus comprises video memories each corresponding to each of the display devices, a determination module configured to determine whether an access that satisfies conditions preset with respect to display of the display devices exists in at least one of the video memories, and a changing module configured to change, when the determination module determines that the access that satisfies conditions preset with respect to display of the display devices does not exist in at least one of the video memories, an operation state of a display device corresponding to the at least one of the video memories determined that an access does not exist, from a first operation state to a second operation state having a power consumption lower than a power consumption of the first operation state.12-30-2010
20110157014INFORMATION PROCESSING APPARATUS AND POINTING CONTROL METHOD - According to one embodiment, an information processing apparatus comprises a touch screen display, a display controller, a copy screen image display module and a pointing module. The display controller is configured to control the touch screen display and an external display. The copy screen image display module is configured to display on a screen of the touch screen display a copy screen image which is obtained by copying a screen image which is displayed on a screen of the external display. The pointing module is configured to designate a position on the screen image of the external display, the position corresponding to a touch position on the copy screen image, based on a relative position of the touch position in relation to the copy screen image.06-30-2011
20120001930GRAPHICS PROCESSING UNIT AND INFORMATION PROCESSING APPARATUS - According to one embodiment, a graphics processing unit detects characteristics of video data by analyzing frames of the video data by using at least one first processing core of a plurality of processing cores, and applies a process, which is associated with the detected characteristics of the video data, to audio data on a memory, by using at least one second processing core of the plurality of processing cores. The graphics processing unit includes an audio signal output interface and outputs an audio signal corresponding to the audio data, to which the process has been applied, to a sound device.01-05-2012

Patent applications by Koji Hachiya, Akishima-Shi JP

Koji Hachiya, Fukuoka JP

Patent application numberDescriptionPublished
20080232375PACKET TRANSMISSION DEVICE - There is provided a packet transmission device which comprises a packet transfer processing part and a control part. The packet transfer processing part includes a table memory comprising a path selection table, a link status table, and a node status table. In these tables, information of each of paths, links, and nodes are stored and linked each other. A link/node status monitoring part in the control part monitors a packet outputted from the packet transfer processing part transmission and detects a fault occurred in a transmission of the packet. The fault is reflected on the information of paths in the tables only by updating the information of links and nodes and the path for packets outputted from the device is assigned in a short time.09-25-2008
20100061267PACKET TRANSMISSION APPARATUS AND PACKET TRANSMISSION METHOD - An aspect of the embodiments related to a packet transmission apparatus includes a user identification unit for identifying the user of an input user flow upon input of the user flow containing communication packets and maintenance packets, a maintenance packet extraction unit for extracting the maintenance packets from the user flow of the user identified by the user identification unit, a maintenance packet output control unit for controlling the transparent output of the maintenance packets extracted by the maintenance packet extraction unit based on the monitor rate setting, and a control unit for monitoring and controlling the user flow of the particular user based on the maintenance packets of the user transparently output by the maintenance packet output control unit.03-11-2010
20100246425PACKET PROCESSING APPARATUS, INTERFACE UNIT AND METHOD THEREOF - A packet processing apparatus includes a plurality of communication connecting unit each connected with a communication partner apparatus using one of a work path and a protection path, connecting unit for connecting, using a data bus, the plurality of communication connecting unit with one another; determination unit for, when a packet sent from the communication partner apparatus is received by one of the communication connecting unit, determining whether the packet is a maintenance packet that is used for monitoring a connection state with the communication partner apparatus; and transmitting unit for, when it is determined that the packet is a maintenance packet by the determination unit, transmitting the maintenance packet to the plurality of communication connecting unit using the data bus via the connecting unit.09-30-2010
20100265831PACKET FORWARDING DEVICE AND CONTROL CIRCUIT THEREOF - A packet forwarding device includes a storage that stores a path selection table in which link numbers of a Work path and a Protection path for each flow number of a transfer packet, a flag that indicates whether the link is made up of a plurality of physical lines, a link aggregation number that identifies an aggregation of the plurality of physical lines, and destination information are set in association with one another, a link status table, a node status table, and an LAG status table, and a path selection processor that selects a path that outputs the packet on the basis of the information.10-21-2010
20110317551COMMUNICATION DEVICE AND METHOD - A communication device includes a processor that is operative to perform actions, including, determining whether a failure occurs in a regular communication channel to transmit a packet to another communication device, selecting, upon determining that the failure occurs in the regular communication channel, a backup communication channel for transmitting the packet, determining, upon selecting the backup communication channel, whether the backup communication channel is shared by the regular communication channel and another regular communication channel, changing, upon determining that the backup communication channel is shared, a priority assigned to the packet transmitted from the regular communication channel to the backup communication channel, and controlling the transmission of the packet in accordance with the changed priority.12-29-2011

Patent applications by Koji Hachiya, Fukuoka JP

Koji Hachiya, Kasugai-Shi JP

Patent application numberDescriptionPublished
20100244782CHARGING CONTROL DEVICE AND METHOD, CHARGING DEVICE, AS WELL AS PROGRAM - A battery state monitoring portion intermittently monitors the low voltage battery for supplying power to electrical components arranged in a vehicle while the power supply to the low voltage system load other than a +B load is stopped, a DCDC converter is stopped, and a +B power supply mode in which the vehicle cannot travel is set. A charging control portion starts up the DCDC converter and charges the low voltage battery with the power of a high voltage battery as a power source of the vehicle through the DCDC converter when the voltage of the low voltage battery becomes lower than or equal to a charging start voltage when the +B power supply mode is set. The present invention can be applied to a charging device of a battery of an electric vehicle.09-30-2010
20110202197POWER SUPPLY SYSTEM AND POWER SUPPLY CONTROL METHOD - The power supply system, which may be used with an electric car, extends the life of a high voltage battery while minimizing electric power required for vehicle actions. A temperature sensor measures a temperature of the high voltage battery. A controller preferentially drives first loads given first priority among a plurality of loads driven by the high voltage battery, other than a drive motor, based on an electric power amount that the high voltage battery is able to output and an electric power amount required by the drive motor for driving a vehicle when the temperature of the high voltage battery is not higher than a predetermined temperature. The controller preferentially drives in-vehicle devices of the highest priority among in-vehicle devices based on the electric power amount that the high voltage battery is able to output and the required electric power amount of the drive motor for driving the vehicle.08-18-2011
20120032517DC-DC CONVERTER - A voltage drop of an output voltage of a DC-DC converter, caused by a wiring resistance, can properly be compensated at low cost. The DC-DC converter is connected to a low-voltage battery through an ignition switch and started up by the ignition switch. A transformation unit transforms a voltage inputted from a high-voltage battery and supplies the voltage to the low-voltage battery. A control circuit calculates a wiring resistance between the transformation unit and the low-voltage battery based on the voltage inputted from the low-voltage battery through the ignition switch in connecting the ignition switch and an output voltage and an output current of the transformation unit. The control circuit corrects a command value of the output voltage of the transformation unit based on the calculated wiring resistance to control the output voltage of the transformation unit. The invention can be applied to a DC-DC converter for electric-powered vehicle.02-09-2012

Patent applications by Koji Hachiya, Kasugai-Shi JP

Koji Hachiya, Tokyo JP

Patent application numberDescriptionPublished
20100115150INFORMATION PROCESSOR - According to one embodiment, an information processor includes a power supply module, an interface, an electronic device detector, a notification module, and a power supply controller. The power supply module supplies power. The interface has a power supply function for supplying power from the power supply module to an electronic device even when an operating system is idle. The electronic device detector detects whether the electronic device is connected to the interface. The notification module notifies information indicating that the power supply module supplies power to the electronic device when the electronic device detector has detected that the electronic device is connected to the interface. The power supply controller controls the power supply module to supply power to the electronic device when the electronic device detector has detected that the electronic device is connected to the interface.05-06-2010

Koji Hachiya, Aichi JP

Patent application numberDescriptionPublished
20120056478POWER-SUPPLY CONTROL DEVICE - A power-supply control device for battery having a plurality of cells connected in series has a voltage conversion unit that steps down a voltage at the battery to supply the stepped-down voltage to a first load, a first opening and closing unit that opens and closes a supply path of first power from the battery to the voltage conversion unit and a second load, a battery control unit that detects abnormality of the battery, controls opening and closing of the first opening and closing unit, and is operated by second power supplied from the battery or third power supplied from the voltage conversion unit, the second power being lower than the first power, and a second opening and closing unit that opens and closes a supply path of the second power from the battery to the battery control unit.03-08-2012