Ricoh Company, Ltd.

Fujikura Limited

Nec Corporation

Mitsubishi Electric Corporation

Hitachi Global Storage Technologies Japan, Ltd.

Japan Tobacco Inc.

Hitachi, Ltd.

Showa Highpolymer Co., Ltd.

Tatsuya Ito

Yoshinori Hayashi

Takao Yamaguchi

Seizo Suzuki

Hiroyuki Suhara

Magane Aoki

Takeshi Ueda

Kenichi Takanashi

Satoru Itoh

Taira Kouchiwa

Koji Hirakura

Yuji Nishimura

Masakazu Sato

Tsuyoshi Takahashi

Tomoya Fujita

Masatoshi Ishikawa

Tetsuo Yuki

Toshiaki Kimata

Tadashi Okumura

Hideto Noguchi

Yukihiro Iuchi

Goh Sato

Tomohiro Nakajima

Shuichi Yamazaki

Kenji Goto

Keiko Watanabe

Takashi Takizawa

Tetsuya Hamaguchi

Yuki Ashino

Shinji Matsushita

Toru Otsuka

Kotaro Nagaoka

Nobuo Tanabe

Hiroshi Nishida

Katsumi Yamaguchi

Masato Yamane

Takuya Kawashima

Toshihiro Azuma

Akira Shimura

Masaki Narita

Yoshikatsu Fujii

Takao Horiguchi

Kazuhisa Itoi

Shinya Nishino

Makoto Sendo

Satoru Ito

Yukihiro Makino

Susumu Nakajima

Kyoko Egashira

Takao Araki

Masahiro Imuta

A machine learning apparatus for learning a correction parameter used in correction of a command value that controls a motor in a motor drive system including a plurality of kinds of correction functions includes: a state observation unit that observes, as a state variable, each of a feature calculated on the basis of drive data and the kind of any of the correction functions of the motor drive system and the correction parameter; and a learning unit that learns the correction parameter for each of the correction functions according to a training data set created on the basis of the state variable.

Machine learning correction parameter adjustment apparatus and method for use with a motor drive control system

A signature generating device () includes a collecting unit () configured to collect threat information, an extracting unit () configured to extract attack data from the threat information collected by the collecting unit (), and a generating unit () configured to generate a signature on the basis of the attack data extracted by the extracting unit (). When plural pieces of attack data having a common character string are extracted by the extracting unit (), the generating unit () tentatively generates a signature including the common character string, evaluates whether a tentatively generated signature includes a character string used in non-attack data, and when the tentatively generated signature includes the character string used in the non-attack data, removes the character string from the tentatively generated signature to generate a signature.

Signature generating device, signature generating method, and non-transitory computer-readable medium storing program

An information collection system for efficiently collecting target information from an enormous amount of contents in a variety of formats is provided. The information collection systemincludes a learning unitand an extraction unit. The learning unitgenerates, by using learning data, a parser rule for extracting a target character string from data, the target character string being a character string including specific information. The extraction unitextracts the target character string from data by using the parser rule.

Information collection system, information collection method, and recording medium

Provided is a signature generation device, etc., generating signature information with high accuracy. The signature generation device calculates hash values for at least a partial area in individual files; calculates a similarity degree between the calculated hash values and classifies the plurality of files into groups based on the calculated degree; specifies common strings among, at least, some of the files in strings included in files of a group, the strings being symbol strings or bit strings; and generates signature information being a criterion for determining whether or not at least a part of the common string in the specified common strings is included.

Signature generation device, signature generation method, recording medium storing signature generation program, and software determination system

A network building apparatus () includes a collection unit () configured to scan each node connected to a network and collect environmental data of the network, a design unit () configured to design a virtual network obtained by virtualizing the network based on the environmental data collected by the collection unit (), and an output unit () configured to output design data of the virtual network designed by the design unit ().

Network building apparatus, network building method, non-transitory computer readable medium storing program

A numerical control device includes: a tool-side displacement measurement unit; a workpiece-side displacement measurement unit; a drive signal measurement unit; a relative displacement calculation unit between the tool and the workpiece; a relative displacement prediction unit calculating a relative displacement predicted value from the drive signal, from a prediction model representing a relationship between the drive signal and the relative displacement; a model parameter operation unit generating prediction model parameters constituting the prediction model, from the drive signal, the relative displacement, and the predicted value; and a command value correction unit outputting a post-correction position command obtained by correcting a position command to the drive unit using the prediction model parameters. The model parameter operation unit changes the prediction model parameters to reduce a difference between the relative displacement and the predicted value.

Numerical control device

An adaptive control device according to the present invention includes: a processor that generates a second command value for a motor on the basis of at least one of a first command value received from a numerical control device, feedback data received from a motor control device that controls the motor on the basis of the first command value, and sensor data received from a sensor; and a communication circuit that transmits the second command value to the numerical control device.

Control device and motor control system

A light emitting device having little variation in the intensity of light emitted from the light emitting surface is provided. The light emitting device of exemplary embodiments of the present invention includes a laminated body with a first conductivity type layer and a second conductivity type layer, with a light emitting portion therebetween. The light emitting device also includes a metal thin film layer on the second conductivity type layer of the laminated body, and a transparent conductor on the metal thin film layer. The transparent conductor includes a single layer of transparent conductive film. The grain size in the light emitting surface of the transparent conductive film is not less than 30 nm and not greater than 300 nm.

Light emitting element and manufacturing method thereof

This invention aims to realize reduction in size without impairing measurement accuracy or connection reliability in a semiconductor pressure sensor in which a glass substrate is adhered to a rear-surface side of a pressure-sensitive chip in which piezoresistive pressure-sensitive gauges have been formed on a front surface of a diaphragm formed of a silicon single crystal to form a space between a rear surface of the diaphragm and the glass substrate, for measuring a pressure applied to the front surface of the diaphragm with reference to a pressure of the first space as a standard pressure. In order to achieve this object, the semiconductor pressure sensor includes resinous projections formed on pressure-sensitive gauge electrodes disposed on a front surface of the pressure-sensitive chip or on wiring from the pressure-sensitive gauge electrodes and bumps formed so as to partially or entirely cover the resinous projections.

Semiconductor pressure sensor and manufacturing method thereof

A semiconductor device includes a semiconductor substrate having an electrode formed above a surface thereof; a first insulating resin layer that is provided over the semiconductor substrate and has a first opening defined at a position corresponding to the electrode; a first wiring layer that is provided on the first insulating resin layer and is connected to the electrode through the first opening; a second insulating resin layer provided over the first insulating resin layer and the first wiring layer, the second insulating resin layer having a second opening that is defined at a position different from the position of the first opening in a direction of the surface of the semiconductor substrate; and a second wiring layer that is provided on the second insulating resin layer and is connected to the first wiring layer through the second opening, wherein the second wiring layer includes an induction element, and a sum of a thickness of the first insulating resin layer and a thickness of the second insulating resin layer is not less than 5 &#x3bc;m and not more than 60 &#x3bc;m.

Semiconductor device having gate electrode connection to wiring layer

A falling sensor is provided, which detects a falling of a magnetic disk drive or an information processing device installed with said magnetic disk drive and which is effective for avoiding physical damages of magnetic heads and magnetic disk media. The magnetic disk drive or the information processing device, include an unload mechanism moving or evacuating said magnetic head from a surface of said magnetic disk media, and a falling sensor comprising a conductive flexible beamsor members having a compatible function, a conductive weightsupported by these beams and a conductive wallarranged to be made contact or non-contact with said weight. The sensor can detect a falling of the magnetic disk drive or the information processing device which is typically a notebook personal computer installing with the magnetic disk drive, and evacuate the magnetic head by the unload mechanism. The conductive wallcan be formed as a tubular member.

Falling sensor and the information processing device making use of it

Semiconductor pressure sensor and process for fabricating the same

A hinged-lid pack includes a case (), and contents () contained in the case () and fit with an inner frame (). The case () has a transverse cutting line () formed in a front wall () thereof, oblique cutting lines () respectively formed in right and left side walls () thereof, and a self-hinge () formed at a rear wall () thereof. When the case () is split apart along the transverse cutting line () and the oblique cutting lines (), the case () is divided into a box () and a recloseable lid ().

Hinged-lid pack for rodlike smoking articles and blank for the pack

An optical scanning lens is used in a scanning and image forming optical system which gathers a light flux deflected by a light deflector in the vicinity of a surface to be scanned. The lens is formed by plastic molding of polyolefin resin, and the following condition is satisfied: 0&#x3c;|&#x394;n(x)&#x2212;min[&#x394;n(x)]|&#x3c;34&#xd7;10, where &#x394;n(x) denotes a refractive-index distribution existing inside the lens, in a range which the light flux passes through, in the lens, and min[&#x394;n(x)] denotes the minimum value of the &#x394;n(x).

Optical scanning lens, optical scanning device and image forming apparatus

Growing community of inventors

Tokyo, Japan

Tatsuya Ito