Sumitomo Electric Industries, Limited

Fujitsu Corporation

Sumitomo Wiring Systems, Limited

Autonetworks Technologies, Limited

Clan Systems Ltd.

Atsushi Miki

Masanori Nishiguchi

Satoshi Fukui

Masaki Watanabe

Takahiro Aoki

Toshio Endoh

Mitsuaki Fukuda

Kiyoshi Chinzei

Shuji Kimura

Takayuki Sugiura

Naoyuki Fujimoto

Mieko Nakano

Mitsuhiro Gotoh

Shigeru Sasaki

Shinichi Takahashi

Toshio Takagi

Goro Sasaki

Masahiro Maeda

Hiroyuki Yabe

Jiro Shinkai

Hideaki Nishizawa

Mitsuaki Fujihira

Yoko Watanabe

Makoto Goto

Kazuhiro Tanida

Norimasa Kushida

Hidenori Kamei

Keiji Fujiwara

Igor Hansen

Masaki c/o Fujitsu Limited Watanabe

Shigeru c/o Fujitsu Limited Sasaki

Takahiro c/o Fujitsu Limited Aoki

Toshio c/o Fujitsu Limited Endoh

Mitsuaki c/o Fujitsu Limited Fukuda

A storage device includes: a memory; and a processor configured to, at the time of writing data into the memory, generate a first check code common to a plurality of types of error correction codes from the data on the basis of a correlation relationship between the plurality of types of error correction codes, add the first check code to the data and write the data into the memory, convert the first check code into a second check code based on any one of the plurality of types of error correction codes at the time of reading the data from the memory, and perform error correction by using the second check code.

Storage device and control method for storage device

The communication cable comprising a first failure information region that stores first failure information and a second failure information region that stores second failure information, and in a case where a communication failure occurs, the manager apparatus reads the first failure information from the first failure information region, and the communication controller apparatus reads the second failure information from the second failure information region. With this configuration, in a case where a communication failure occurs, correlated failure information can be easily and surely obtained.

Information processing apparatus and method for collecting communication cable log

The value range for which an error in a digital signal can be corrected is expanded. A control unit generates characteristic information indicating the relationship between an input and an output of an A/D converter and sets a value range. The control unit, in a case in which a value indicated by a first digital signal obtained by the A/D converter converting a first analog voltage signal is within the value range, A/D converts the first analog voltage signal and generates corrected digital information on the basis of the first digital signal and characteristic information, and in a case in which a value indicated by the first digital signal is not within the value range, A/D converts the first analog voltage signal and generates corrected digital information on the basis of a second digital signal obtained by the A/D converter converting the second analog voltage signal and characteristic information.

Correction device for A/D converter and A/D conversion device

An information processing apparatus of a first information processing apparatus coupled to a second information processing apparatus via an optical fiber, the information processing apparatus includes a memory, and a processor coupled to the memory and the processor configured to store, into the memory, a first reception power of an optical signal received via the optical fiber when an initial value is stored in the memory, store, into the memory, a second reception power of the optical signal received via the optical fiber when the first reception power is stored in the memory, and stop receiving the optical signal when a difference between the first reception power and the second reception power is equal to or greater than a first threshold value.

Information processing apparatus and optical fiber inspection method

A parallel-processing apparatus has information-processing apparatuses coupled mutually through an optical transmission line having channels. Each of the information-processing apparatuses has processors allocated to the channels of the optical transmission line, a controller and a display. When one of the processors detects a channel failure, the processor notifies a processor in the other information-processing apparatus of the channel failure, notifies the controller of the information-processing apparatus of the channel failure and notifies the controller of the information-processing apparatus of the notification of the channel failure from the other information-processing apparatus. The controller causes the processor of the information-processing apparatus to stop use of the failing optical transmission line based on reception of the notification of the channel failure and sets the display corresponding to the failing optical transmission line to have a stop indication state indicating that communication through the optical transmission line has stopped.

Parallel processing apparatus and replacing method of failing optical transmission line

An alarm register stores therein failure information having a first size and related to a failure that has occurred in communication performed by each of the CPUsand. A failure information transmitting unit reads, from the alarm register, failure information in units of a second size including a plurality of pieces of the failure information with the first size, and deletes the read failure information from the alarm register. An information acquiring unitstores, in a failure information buffer, the failure information that has been read in units of the second size. An information notifying unitreads failure information in units of the first size from the failure information buffer, and gives a notice of the read failure information to the CPUorcorresponding to communication in which a failure indicated by the read failure information has occurred.

Information processing apparatus, information processing system, and information processing apparatus control method

An information processing device is provided that includes a receiver to receive information from another information processing device that mutually communicates the information and a processor to process the information received by the receiver. The receiver detects occurrence of a burst error in the received information, sequentially writes the received information in a first memory, stops the writing of the information to the first memory based on detection of the burst error, shuts off transmission of the information received from the another information processing device based on a reproducing instruction, and transmits the information read from the first memory.

Information processing device and burst error reproducing method

A voltage converting device that detects an anomaly wherein the duty ratio provided to a voltage converting portion does not converge to a normal range is provided. The voltage converting device includes: an output voltage detecting portion that detects a value indicating an output voltage of a voltage converting portion. A setting portion sets the duty ratio of a PWM signal provided to the voltage converting portion so as to bring the output voltage value of the voltage converting portion closer to a target voltage value. A driving portion outputs the PWM signal having the duty ratio set by the setting portion to the voltage converting portion. An anomaly detecting portion that detects an anomaly in which the duty ratio set by the setting portion does not converge to a predetermined normal range when the voltage converting portion is in a predetermined stabilized state.

Voltage converting device

An optical-communication module includes a transceiver to communicate with another optical-communication module (another module); and a control circuit to transmit a first signal to the another module at activation of the own module, execute a first control where a second signal transmitted to the first signal is received from the another module, and execute a second control after the first control, wherein one of the first and second control is a control to adjust an intensity of a signal from the transceiver to the another module based on a feedback signal from the another module to a signal from the transceiver, and wherein the other one of the first and second control is a control causing the another module to adjust a signal intensity from the another module to the transceiver by transmitting a feedback signal to the another module to a signal from the another module.

Optical communication module, parallel processing apparatus, and adjusting method

A communication device includes: an optical-communication circuit that is capable of performing optical communication with a different communication device and transmits a first electric signal to the different communication device at a startup time of the communication device; an electro-communication circuit that is capable of performing electro communication with the different communication device and receives a second electric signal transmitted from the different communication device in response to the first electric signal; and a control circuit that transmits error information indicating an error in the optical communication to a device after the second electric signal is received by the electro-communication circuit.

Communication device and inspection method

An image shot by a shooting unit is stored in a shot image storing unit. An expected shooting state storing unit stores expected shooting state information which represents an expected shooting state of an object to be shot. A guide direction determining unit references the image stored in the shot image storing unit and the expected shooting state information, and determines in which direction the object to be shot, which is shot by the shooting unit, is to be guided. A guide direction instruction outputting unit notifies a user of a result of the determination made by the guide direction determining unit.

Shooting device and method with function for guiding an object to be shot

An image taking device (), which takes an image of an object by focusing reflected light from the object on an image sensor (), is provided with a distance measuring sensor () for measuring a distance between the object and the image taking device (), and means for controlling exposure time of the image sensor () upon taking an image in accordance with a measurement result.

Photographing apparatus photographing method and computer program

An image taking device with a lighting device includes a light irradiating portion for irradiating light to a subject and a light receiving portion for receiving reflected light from the subject that is irradiated by the light. The light irradiating portion is structured to have a plurality of light sources that are arranged so as to surround the light receiving portion. Each of the light sources is adjusted to emit light of an intensity corresponding to an arrangement position.

Image taking device, method for controlling light sources and computer program

An image capture apparatus is placed on a desk and an object to be captured is presented above the apparatus. An illumination device can emit light of a plurality of wavelengths, and a camera captures an image of an object to be captured using different wavelengths. By processing an image using different wavelengths, the material of the object to be captured can be obtained. The captured image is compared with a recorded image stored in the image capture apparatus and used in image determination.

Image capture apparatus

In order to perform personal identification by matching a first body image that is obtained in advance by an image taking process with a second body image that is obtained when the identification is performed, an image taking device () for obtaining the second body image includes a shooting condition storage portion () for storing a shooting condition for each person in connection with an ID given to the person, the shooting condition being used when a body image of the person is taken for obtaining the first body image, an interface () for entering the ID of a person to be an object of the identification, and a shooting control portion () for controlling to take the body image under the shooting condition corresponding to the entered ID for obtaining the second body image of the person to be an object of the identification.

Growing community of inventors

Yokohama, Japan

Atsushi Miki