Canon Kabushiki Kaisha

Panasonic Corporation

Matsushita Electric Industrial Co., Ltd.

Jfe Steel Corporation

Nkk Corporation

Panasonic Intellectual Property Management Co., Ltd.

Kansai Paint Company, Ltd.

Pansonic Corporation

Kaoru Sato

Tatsuto Tachibana

Toshiyuki Morii

Akihisa Kusano

Tomofumi Yamanashi

Junichi Kimizuka

Atsuya Takahashi

Toshihiko Inuyama

Kazuhiko Okazawa

Akihiro Nakamura

Ryuichi Yoshizawa

Yuzo Seino

Izumi Narita

Toshiyuki Itoh

Kazuhisa Maruyama

Makoto Abe

Tomohiro Nakamori

Yoji Serizawa

Shinobu Kamizuru

Mitsuhide Takamura

Yasuhiro Fujiwara

Toshiyuki Ito

Takashi Kuwata

Masaaki Yamashita

Yasuyoshi Hayakawa

Masayasu Nagoshi

Masanori Ishizu

Hisato Noro

Seiji Manabe

Katsumi Yamada

Seiichi Watanabe

Kazutoshi Yasunaga

Takashi Soya

Junichi Inagaki

Yoshiharu Sugimoto

Tadashi Okanishi

Norihiko Nakamura

Hiroshi Shibata

Takeshi Suzuki

Masahiro Oshikiri

Yoshimasa Funakawa

Akihiko Takeuchi

Masayoshi Takahashi

Kazuhiko Sugimoto

Hiroki Iwasa

Yuji Yamasaki

Takashi Kawano

Masaki Tada

Hiroaki Sakai

Akira Matsuzaki

Minoru Takashima

Tetsuo Yamamoto

Hiroo Kobayashi

Satoru Ando

Masafumi Matsui

Masaki Kawano

Masanori Kimura

Tomoyuki Araki

Takahiro Kubota

Jun Saito

Hiroaki Miyake

Kunikazu Tomita

Tsuyoshi Waragai

Takanobu Saito

Masayasu Ueno

Naoto Yoshimi

Yoshiro Tsuchiya

Kiyoto Toyoizumi

Tsuyoshi Shiozaki

Yukio Kimura

Michitaka Sakurai

Takahiro Azeta

Hiroshi Nakata

Eiichiro Teshima

Shoichiro Taira

Sumio Tate

Satoshi Kinoshiro

Reijiro Nishida

Takamasa Sawada

Toshifumi Moritani

Shoichi Tanaka

Takumi Tanaka

Tadashi Yagi

Noriko Makiishi

Toru Imokawa

Akira Gamou

Hidehiro Wakamiya

Eiji Maeda

Haruo Nakamichi

Hiroshi Yukimachi

Yoichi Miyakawa

Masahiro Iwabuchi

Hironori Shido

Yuka Nishihara

Minoru Suwa

Masahiro Murata

Mutsuhiko Matsumoto

Takehiko Ide

Tomoharu Ishida

A cooling device for cooling a rack-type server of which a housing includes a plurality of electronic devices includes an interior cooling unit and an exterior cooling unit. The interior cooling unit includes a heat-receiving unit, a heat dissipation unit, an outward path pipe, and a return path pipe. The interior cooling unit allows working fluid to be circulated through the heat-receiving unit, the outward path pipe, the heat dissipation unit, the return path pipe, and the heat-receiving unit to thereby move the heat from the heat-receiving unit to the heat dissipation unit. The exterior cooling unit has a heat exchange unit abutted on the heat dissipation unit and allows, by a circulated cooling medium, the heat of the working fluid discharged from the heat dissipation unit to be dissipated to external air.

Cooling device for cooling rack-type server, and data center provided with same

A method to inexpensively and efficiently produce conductive materials on the surface of which a nano-level fine structure is formed includes surface modification including immersing a stable anode electrode and a workpiece as a cathode electrode, the workpiece including a conductive material with a work surface, in an electrolytic solution, then applying a voltage not less than a first voltage and less than a second voltage between the stable anode electrode and the workpiece as the cathode electrode immersed in the electrolytic solution, thereby modifying the work surface, the first voltage being a voltage corresponding to a current value that is &#xbd; of the sum of a first maximum current value appearing first in a positive voltage region and a first minimum current value appearing first in the positive voltage region with respect to voltage-current characteristics of a surface modification treatment system, the second voltage exhibiting a complete-state plasma.

Method for producing electrically-conducting material with modified surface

There is provided a method for producing a surface-treated metallic material, by use of which a metallic material having a stable and excellent sliding characteristic can be produced with a low environmental load without covering the metallic material surface with an oxide film. The method for producing a surface-treated metallic material includes immersing an anode and a cathode in an electrolyte solution, placing a metallic material used as a material to be treated above the surface of the electrolyte solution, and applying a voltage between the anode and the cathode to treat the metallic material surface, the voltage being equal to or higher than a voltage for causing a complete plasma state.

Method for producing surface-treated metallic material

It is an object to provide a surface-treated steel sheet which contains no Cr, which is excellent in wet resin adhesion, and which can be used as an alternative to a conventional tin-free steel sheet and to provide a resin-coated steel sheet produced by coating the surface-treated steel sheet with resin. A surface-treated steel sheet including an adhesive layer which is disposed on at least one surface of the steel sheet and which contains Ti and at least one selected from the group consisting of Co, Fe, Ni, V, Cu, Mn, and Zn, the ratio of the total amount of Co, Fe, Ni, V, Cu, Mn, and Zn to the amount of Ti contained therein being 0.01 to ten on a mass basis, and a method for producing the surface-treated steel sheet.

Surface-treated steel sheet and resin-coated steel sheet

An image forming system including an image forming apparatus and a sheet feeding apparatus. The system includes: a first conveying unit conveying to the image forming apparatus a recording material; a second conveying unit conveying to an image forming unit of the image forming apparatus the recording material; a detector detecting a recording material type while the second conveying unit halts conveying the recording material; a first controller, based on detection by the detector, determining a speed for conveying the recording material to the image forming unit, and conveying the recording material at the conveying speed; and a second controller controlling recording material conveying speeds of the first conveying unit. Before the recording material reaches the second conveying unit, the second controller maintains a first conveying speed, and after the recording material reaches the second convey unit, maintains a second conveying speed determined by the first control unit.

Image forming system and control method therefor, and control unit for image forming apparatus

There is provided an image forming system that automatically discharges paper sheets other than poorly fed ones without making an emergency stop, even when poor paper feeding is caused due to a paper jam or the like. At paper feeding, information showing poor paper feeding is transmitted when the poor paper feeding is detected in supplying the paper sheets. At image forming, a determination is made whether the paper conveyance in forming the image is continued or stopped when an instruction, based on the information showing the poor paper feeding. At paper discharging, a determination is made whether the paper conveyance in discharging the paper sheets is continued or stopped when an instruction, based on the information showing the defective conveyance.

Image forming system and image forming method with operation continuation determination

An adaptive sound source vector quantization device includes a first pitch cycle instructor, a search range calculator, and a second pitch cycle instructor. The first pitch cycle instructor successively instructs pitch cycle search candidates in a predetermined search range having a search resolution which transits over a predetermined pitch cycle candidate for the first sub-frame. The search range calculator calculates a predetermined range before and after the pitch cycle of the first sub-frame as the pitch cycle search range for the second sub-frame, if the predetermined range includes the predetermined pitch cycle search candidate. In the predetermined range, the search resolution transits over a boundary defined by the predetermined pitch cycle. The second pitch cycle instructor successively instructs the pitch cycle search candidates in the search range for the second sub-frame.

Adaptive audio signal source vector quantization device and adaptive audio signal source vector quantization method that search for pitch period based on variable resolution

A coding device is provided with features in which optimum coding in a higher layer is flexibly carried out based on a coding result of a lower layer and a quality audio signal in limited circumstances is served to users. In this coding device, a basic layer coding unit codes an input signal to generate a basic layer information source code and outputs a linear prediction coefficient (LPC) and a quantum LPC, which are parameters calculated at coding, to an expanded layer control unit. A basic layer decoding unit decodes the basic layer information source code. An adding unit reverses a polarity of a basic layer decoded signal, adds the same to the input signal, and calculates a difference signal. The expanded layer control unit generates expanded layer mode information indicative of a coding mode in an expanded layer based on the LPC and the quantum LPC. An expanded layer coding unit codes the difference signal obtained from the adding unit under control of the expanded layer control unit.

Coding device and coding method with high layer coding based on lower layer coding results

Disclosed is a vector quantizer capable of improving the quantization accuracy of vector quantization to switch over the codebook of the vector quantization of a first stage depending on the type of feature having a correlation with a vector to be quantized. In the quantizer, a classifier () selects a classification code vector indicating the type of feature having the correlation with the vector to be quantized from a plurality of classification code vectors. A switch () selects a first codebook corresponding to the type from a plurality of first codebooks. An error minimizing section () selects a first code vector closest to the vector to be quantized from a plurality of first code vectors constituting the selected first codebook. An additivity factor determining section () selects an additivity factor vector corresponding to the type from a plurality of additivity factor vectors. The error minimizing section () selects a second code vector closest to the residual vector between the selected first code vector and the vector to be quantized from a plurality of second code vectors by using the selected additivity factor vector.

Vector quantizer, vector inverse quantizer, and methods therefor

A method for analyzing a metallic material includes the steps of electrolyzing a metal sample in an electrolyte; removing the electrolyzed metal sample from the electrolyte; immersing the metal sample removed from the electrolyte into a dispersive solution that is different from the electrolyte to separate at least one selected from the group consisting of a precipitate and an inclusion deposited on the metal sample; and analyzing the at least one selected from the group consisting of a precipitate and an inclusion extracted into the dispersive solution.

Method for analysis of metal inclusions in steels by partial electrolysis

An audio/music decoding device capable of improving quality of a decoded signal generated by conceal processing of a frame erase using a scalable encoding method. The audio/music decoding device includes a frame loss detector that determines whether encoded information is normally received and generates frame loss information indicating the result of the determination. According to the frame loss information, a first decoder performs decoding by using at least one of the following encoded information: the first encoded information on the frame immediately before, the first encoded information on the current frame, and the second encoded information on the current frame. According to the frame loss information, a second decoder performs decoding by using at least one of the following encoded information: the first encoded information on the frame immediately before, the first encoded information on the current frame, the second encoded information on the frame immediately before, and the second encoded information on the current frame. An adder adds the decoded signal outputted from the first decoder and the decoded signal outputted from the second decoder.

Audio/music decoding device and method utilizing a frame erasure concealment utilizing multiple encoded information of frames adjacent to the lost frame

Disclosed is an adaptive sound source vector quantization device capable of reducing deviation of the quantization accuracy of the adaptive sound source vector quantization of each sub-frame when performing an adaptive sound source vector quantization in a sub-frame unit by using a greater information amount in a first sub-frame than in a second sub-frame. In this device: when the device performs the adaptive sound source vector quantization of the first sub-frame, an adaptive sound source vector generation unit () cuts out an adaptive sound source vector of length r (r, n, m are integers satisfying the relationship: m < r=n: n is a frame length, m is a sub-frame length) from an adaptive sound source codebook (); a synthesis filter () generates an impulse response matrix of r r by using a linear prediction coefficient of the first sub-frame inputted; a search target vector generation unit () generates a search target vector by using a target vector of the sub-frame unit; and an evaluation scale calculation unit () calculates the evaluation scale of the adaptive sound source vector quantization.

Adaptive sound source vector quantization unit and adaptive sound source vector quantization method

Disclosed is an adaptive excitation vector quantization device capable of improving quantization accuracy of adaptive excitation vector quantization while suppressing increase of the calculation amount in CELP encoding which performs encoding in sub-frame units. An adaptive excitation vector generator cuts out an adaptive excitation vector of a frame length (n) from an adaptive excitation codebook. An impulse response matrix former forms a n&#xd7;n impulse response matrix using impulse response matrixes of sub-frames inputted from a synthesis filter. A target vector generator adds a linear prediction residual vector of each sub-frame to form a target vector of frame length (n). An evaluation measure calculator calculates an evaluation measure of the adaptive excitation vector quantization by using the adaptive excitation vector, the impulse response matrix, and the target vector.

Adaptive sound source vector quantization device, adaptive sound source vector inverse quantization device, and method thereof

An encoding device and an encoding method are provided for encoding by reducing the number of samples to be processed when encoding higher-band spectrum data according to lower-band spectrum data in a wide-band signal. The device and the method can obtain a high-quality decoded signal even if a large quantization distortion is caused in the lower-band spectrum data. When encoding higher-band spectrum data in a signal to be encoded, according to lower-band spectrum data in the signal, only for a part (a head portion) of the higher-band spectrum data, the lower-band spectrum data after being quantized is subjected to approximate partial search and higher-band spectrum data is generated according to the search result.

Encoding apparatus and encoding method

A signal decoding apparatus that can suppress any large unusual sounds to provide decoded signals of improved audibility even when the number of hierarchical layers to be used in the decoding process varies due to a packet loss or the like in communication utilizing a scalable encoding/decoding technique. In the signal decoding apparatus, a gain adjusting part () adjusts, based on a control of a decoding control part (), the gain of a basic layer decoded signal outputted from a basic layer decoding part (). A gain adjusting part () adjusts, based on a control of the decoding control part (), the gain of a first expansion layer decoded signal outputted from a first expansion layer decoding part (). A gain adjusting part () adjusts, based on a control of the decoding control part (), the gain of a second expansion layer decoded signal outputted from a second expansion layer decoding part ().

Signal decoding apparatus

Growing community of inventors

Kanagawa, Japan

Kaoru Sato