Hitachi, Ltd.

Fujitsu Corporation

Sumitomo Electric Industries, Limited

Fuji Xerox Co., Ltd.

Hitachi Automotive Engineering Co., Ltd.

Hitachi Automotive Systems, Ltd.

Kabushikikaisha Kenwood

Hitachi Car Engineering Co., Ltd.

Fsas Technologies Inc.

Masahiro Sato

Seiji Asano

Masakatsu Fujishita

Takahiro Tsukishima

Mitsuhiro Enomoto

Yoshinao Arai

Hideaki Matoba

Mitsuharu Hayakawa

Tetsushi Tomizawa

Yuji Wada

Yoshihiko Akagi

Shinobu Ozeki

Takayuki Takeuchi

Mitsuaki Nishie

Masashi Seimiya

Takashi Sonoda

Akira Ichiboshi

Hideto Yuzawa

Akira Satou

Yuuji Maeda

Masanori Yamazaki

Sakae Hikita

Hidetaka Izumo

Jiro Matsuda

Kenichi Horikiri

Hiroaki Arai

Kazunori Tokiwa

Kenji Mizushima

Kenichi Kotabe

Sadato Horiuchi

Masahito Takata

Tooru Yamamoto

Takayuki Ebisawa

Seiichi Kawasaki

Shuji Oikawa

Wataru Katou

Masanori Nukui

Shigeru Nishita

Makoto Muto

Fumio Yokoyama

Masato Otsuka

Sachiko Yoshida

A program causes a computer to execute a process. The process includes: acquiring first delay time when a request is transmitted from a first container group having a proxy container of first type to a second container group having first proxy container of second type by the proxy container of first type; calculating second delay time when the request from the first container group reaches the second container group via third container group that relays communication between proxy containers of different types; performing, when the second delay time is shorter than the first delay time, setting for transmitting the request to the third container group via the proxy container of first type; and adding, when otherwise, a second proxy container of second type to the first container group, and performing setting for transmitting the request to the second container group via the second proxy container.

Computer-readable recording medium storing program, information processing method, and information processing apparatus

A charge calculation method executed by a processor included in a computer to execute a process, the process includes determining a degree of possibility that a virtual machine having redundant configuration exists in a plurality of virtual machines that provide a service, calculating a difference of charges for using the service before and after a first virtual machine among the plurality of virtual machines is migrated to an another location different from a location where the first virtual machine is located, and displaying the degree of possibility and the difference with respect to the service.

Non-transitory computer-readable recording medium and charge calculation method

Provided is a knocking detection apparatus capable of reducing erroneous determination of knocking during transition, and improving knocking detection accuracy regardless of whether an engine is in steady operation or transient operation. A knocking detection apparatus according to the present invention estimates a background level based on an operating state of an internal combustion engine, and calculates a knocking determination index by using the estimated value.

Knocking detection apparatus and internal combustion engine control apparatus

A non-transitory recording medium stores a program causing a computer to execute a process including: determining a recommendation index that indicates a recommendation degree for each product based on a relationship between a number of purchase and a number of purchaser for each product in a sales history of products; and recommending a product in a case where the recommendation index determined for the product satisfies a predetermined condition.

Recording medium, product recommendation system, and product recommendation method

A non-transitory computer-readable storage medium storing a program that causes a computer to execute a process including acquiring, for each of a plurality of applications executed on a plurality of virtual machines, an amount of traffic of packets transmitted to any of a plurality of CPUs, identifying, for each of the plurality of applications, a CPU to which packets are transmitted, calculating, for each of the plurality of CPUs, a total amount of traffic of packets that are received by the CPU, identifying, among the plurality of CPUs, a specific CPU of which the calculated total amount exceeds a predetermined threshold, identifying, among applications those transmit packets to the specific CPU, a specific application, and identifying, among the plurality of virtual machines, a specific virtual machine, a CPU to which packets are transmitted from the specific application being changed by moving the specific application to the specific virtual machine.

Non-transitory computer-readable storage medium, process distribution apparatus and process distribution method

A location determination processing device includes: an accepting section as defined herein; an atmospheric pressure information accepting section as defined herein; a computation result accepting section as defined herein; an identification result accepting section as defined herein; a detection result accepting section as defined herein; a determination result accepting section as defined herein; a correcting section as defined herein; and an outputting section as defined herein.

Location determination processing device and storage medium

An information processing apparatus includes: a memory; and a processor coupled to the memory and configured to: receive, from each of a plurality of data centers located in a plurality of positions, load information pertaining to a load of each data center; calculate an estimated load value for each of the plurality of data centers based on the received load information; determine a data center to execute a requested process based on the estimated load value and a time zone of the position where each of the plurality of data centers is located; and control the determined data center to execute the requested process.

Information processing apparatus, system, method, and computer readable medium

An effect range identifying unit identifies servers that were in communication. Then, the effect range identifying unit identifies virtual machines that were in communication in the identified servers. However, the effect range identifying unit excludes the virtual machine in which the time elapsed after the occurrence of the failure is greater than the aging time from the virtual machines that were in communication. Furthermore, the effect range identifying unit refers to the ARP management table and excludes the virtual machine in which the failure occurrence time is not greater than the transmission time from the virtual machines that are in communication. Then, the effect range identifying unit refers to VM allocation information and tunnel path information and identifies a tenant and a communication path that are affected by the failure.

Information processing system and control method for information processing system

A system includes a first server configured to execute a first virtual machine among a plurality of virtual machines belonging to a first virtual network, the plurality of virtual machines identified by a common address in the first virtual network; and a second server; and a switch including a first port coupled to the first server and a second port coupled to the second server, and configured to: store an association between the common address and the first port; and update the association to associate the common address with the second port in place of the first port when the first virtual machine is migrated from the first server to the second server.

System, method and computer-readable medium for using a plurality of virtual machines

An information processing apparatus includes a first port coupled to a first network, a second port coupled to a second network, a first memory, and a first processor coupled to the first memory and configured to execute first routing processing related to communication performed by the information processing apparatus and a first information processing apparatus coupled to the first port through the first network, execute second routing processing related to communication performed by the first information processing apparatus and a second information processing apparatus coupled to the second port through the second network, when a failure occurs in the first port, cause a third information processing apparatus coupled to both of the first and second networks to execute the first routing processing, and when a failure occurs in the second port, cause the third information processing apparatus to execute the second routing processing.

Apparatus, information processing method and information processing system

Provided herein is a method of controlling a congestion in a communication scheme using a lower layer that performs a first congestion control and an upper layer that performs a second congestion control different from the first congestion control. The method includes detecting a congestion in the lower layer, notifying, from the lower layer to upper layer, the occurrence of the congestion and congestion control information related to the congestion; and setting, in the upper layer, an output rate for each of at least one congestion-related upper-layer session that is processed in the upper layer and is related to the congestion. Also provided is an apparatus for controlling congestion, a communication system, and a non-transitory computer-readable recording medium having stored therein a congestion control program.

Method of controlling congestion, apparatus for controlling congestion and communication system

A disclosed method includes: receiving a packet from a first router of plural routers; identifying a communication type allocated to the first router by using first data representing a communication type for each of the plural routers; and requesting a communication apparatus nearest to the first router among plural communication apparatuses, for which a setting for a tunnel to transfer a packet to each of the plural routers is made and which are subordinate to the plural routers, to output a packet relating to the identified communication type to a tunnel to transfer a packet to the first router.

Information processing apparatus, communication apparatus, information processing method, and relay processing method

There is provided an air amount computing unit, and a fuel control unit, of an internal combustion engine that calculates a cylinder flow-in air amount during a transient state without response delay and so as not to have any inflection point in changes of flow rate and that allows a desirable air-fuel ratio to be kept. The air amount computing unit has air amount detecting means for detecting an air amount passing through an intake throttle section of the internal combustion engine, air amount computing means for obtaining a calculated value of the air amount passing through the intake throttle section from an throttle opening angle, means for obtaining an air amount flowing into a cylinder of the internal combustion engine by excluding an air amount filled into an intake manifold by filtering by a difference between a value of the air amount passing through the intake throttle section of this time and a previous filtering value, a first filter based on the air amount detected by the air amount detecting means, a second filter based on the calculated value of the air amount obtained by the air amount computing means, selecting means for selecting an input value and a previous output value of the first filter when the internal combustion engine is in a static state and selecting an input value and a previous output value of the second filter when the internal combustion engine is in a transient state and a third filter for inputting a selected value selected by said selecting means, wherein the output of the third filter is determined to be an air amount flowing into the cylinder.

Air amount computing unit and fuel control unit of internal combustion engine

An optical module includes a housing, a Peltier device, a semiconductor light-generating device, an optical waveguide, and a power supply circuit device. The housing has first and second power supply terminals. The Peltier device is provided in the housing. The semiconductor light-generating device is provided on the Peltier device. The optical waveguide is optically coupled to the semiconductor light-generating device. The power supply circuit device is provided in the housing and connected to the semiconductor light-generating device. The semiconductor light-generating device and Peltier device are connected in series between the first and second power supply terminals. In the light-generating module, current flows in one of the semiconductor light-generating device and the Peltier device, and then the current flows in the other of the semiconductor light-generating device and the Peltier device.

Optical module and optical device control circuit

This invention provides an optical module, in which a wiring inductance between a laser diode and a circuit for driving the laser diode may be reduced, thereby enhancing a high frequency performance. The optical module of the invention has a bench on which the laser diode and the circuit are arranged. A level of a first region of the bench where the laser diode is mounted is higher than that of a second region thereof where the circuit is mounted. A photodiode for monitoring the light emitted from the laser diode is aligned and mounted on the circuit through the carrier so that the photodiode optically couples to the laser diode.

Optical module

Growing community of inventors

Yokohama, Japan

Masahiro Sato