Mitsubishi Denki Kabushiki Kaisha

Other

Kabushiki Kaisha Topcon

Konica-minolta Holdings, Inc.

Mitsui Co., Ltd.

Konica Minolta, Inc.

Konica Minolta Ij Technologies, Inc.

Toshin Kogyo Co., Ltd.

Masakazu Mori

Yoshihito Asao

Katsumi Adachi

Yuji Kobayashi

Kenichi Takasu

Kazuyuki Sakaki

Hiroaki Arakawa

Takashi Ikegami

Toshio Goto

Yuki Watanabe

Koji Miyasaka

Tetsuo Uno

Shiro Iwatani

Minoru Maekawara

Yasushi Niizeki

Shinji Iwamoto

Souichi Yoshino

Kazuo Yamane

Tadashi Kusanagi

Akira Takeya

Ryosuke Goto

Koichi Ichinose

The device and method handles increases in power consumed by an inkjet head. When greater-than-specified electric power is being input from both the first input section and the second input section, the control section controls the state of connection so as to prioritize connection of the second power source to the inkjet head driving system over the first power source.

Power source control device for inkjet head and inkjet printing apparatus

An inkjet recording apparatus includes: a control device that controls feeding of the conveyance belt so that a recording medium is conveyed at a pitch of a prescribed feeding amount in a feeding direction, and establishes an origin on the recording medium based on a detection of a starting point arranged on the conveyance belt, and controls driving of the inkjet head so that test dots of an amount equivalent to one round of the conveyance belt are printed on the recording medium at the pitch, from the origin; and a correction device that corrects the feeding amount of the conveyance belt to a corrected feeding amount corresponding to a feeding position of the conveyance belt based on the measurement results for an inputted printing space, wherein the control device causes an ink droplet to jet to the recording medium according to the corrected feeding amount.

Correction method of feeding amount of conveyance belt and inkjet recording apparatus using the method

An inkjet head driving apparatus, wherein serial data indicating emission or non emission of nozzles respectively for a plurality of heads, is latched and memorized, and the nozzles are driven respectively based on the data memorized, the inkjet head driving apparatus having: an emission timing signal outputting device disposed in common for a plurality of heads so as to output a plurality of emission timing signals in one emission cycle; a setting device disposed respectively for the plurality of the heads so as to select the sequential emission timing signals at which emission starts synchronously, among the emission timing signals outputted from the emission timing signal outputting device in one emission cycle.

Driving apparatus of inkjet head

An ink-jet recording apparatus, including plural ink-jet head units which are daisy-chain-connected to a control section and eject ink; and the control section which sends serial driving data to the plural ink-jet head units, wherein each ink-jet head unit includes a head drive control section, which includes: a serial/parallel conversion section which converts the serial driving data inputted from a pre-ceding ink-jet head unit to parallel driving data, and sends the parallel driving data to a post-ceding ink-jet head unit; an identification information setting section which sets identification information for selecting a signal essential to drive the ink-jet head unit, a data extracting section which selects the signal essential to drive the ink-jet head unit, based on identification information, and a data processing section which conducts process for driving the ink-jet head unit, by the signal essential to drive the ink-jet head unit selected by the data extracting section.

Ink-jet recording apparatus and data transfer apparatus

A method includes determining a first time by a first determining system. The method also includes determining a second time and a spatial position of a terminal receiving the second time, by a second determining system which is different from and independent of the first determining system. The terminal stores, in combination, the first time determined by the first determining system and the second time and the position determined by the second determining system, at each time of determining the spatial position of the terminal, in such a manner that the first time, the second time and the position are arranged in a row when they are outputted, wherein the first and second times are independent of each other.

Method and apparatus for determining position

A GPS positioning system that has: at least one mobile station to measure a positional coordinate by receiving radio wave from a satellite; a plurality of fixed stations that have predetermined positional coordinates and receive radio wave from the satellite; and arithmetic processing means, which is connected with at least one mobile station and a plurality of fixed stations via communication, and that transmits correction data suitable for the mobile station to the mobile station based on positioning data transmitted from the mobile station.

Satellite position measurement system

A GPS positioning system comprises a fixed station and a mobile station. The mobile station has: positional positioning means; imaging means; direction detecting means; and arithmetic processing means. The positional positioning means measures positional coordinates by receiving radio weve from a satellite. The imaging means is arranged in a predetermined position for the GPS positional positioning means. The direction detecting means detects a photographing direction during photographig by the imaging means. The arithmetic processing means forms landscape data in which imaging data that is an output from the imaging means is associated with orientation data that is an output from the direction detecting means.

GPS positioning system

A method of manufacture for a stator core including the steps of a) punching a stacked plurality of long bands of sheet steel to form strip laminations having tooth portions and core back portions; and b) spirally winding the strip laminations and integrating the wound strip laminations. The stacked plurality of long bands of sheet steel can be punched over their width such that at least one pair of the strip laminations is formed and two of the strip laminations form a pair by intermeshing the protrusions and recesses of their respective tooth portions.

Method of manufacturing for a stator core

A plurality of strips formed with tooth portions and core back portions is punched from a single band of sheet steel. Next, a plurality of strips is stacked such that the tooth portions line up together and the core back portions line up together and the stacked plurality of strips is integrated to form a strip lamination. Then, the strip lamination is wound spirally and the wound strip lamination is integrated to obtain a stator core.

Method of manufacture for a stator core

In a wavelength multiplexing light source used in an optical wavelength division multiplexing (WDM) transmission system and the like, at least three semiconductor lasers of single longitudinal mode have oscillation frequencies outside of their pull-in range at a normal injection locking without a modulation side band, an output light of a first semiconductor laser is injected in one way into a second semiconductor laser having an oscillation frequency adjacent to that of the first o semiconductor laser through a first one-way optical injection means to generate a modulation side band. The output light of the second semiconductor laser is then injected in one way into a third semiconductor laser having an oscillation frequency adjacent to that of the second semiconductor laser through a second one-way optical injection means to generate the modulation side band for an injection locking.

Wavelength multiplexing light source

Stator core and method of manufacture therefor

A rectifier excellent in terms of heat sink performance, product quality, and cost including a one-way conducting device for rectifying an alternating current, wherein the one-way conducting device includes a metal base serving as one electrode and having a side surface portion and a seating surface portion; and a metal heat dissipation member, including a socket section for receiving the metal base, for dissipating heat generated at the one-way conductive device, wherein the socket section of the metal heat dissipation member has a side wall portion firmly engaged with the side surface portion of the metal base and a bottom portion in contact with the seating surface portion of the metal base.

Rectifier heat dissipation

A charging dynamoelectric machine having a reduced electromagnetically induced noise component, particularly, at the mechanical resonant frequency of the rotor thereof. In accordance with the invention, a pair of magnetic poles, each having a plurality of magnetic pole members extending from a respective yoke, are press fitted onto a rotary shaft with a field winding frame positioned between the yokes. A preload is applied between the yokes and the field winding frame on an exterior and peripheral portion thereof. The preload may be applied by tapering the base walls of the yoke or field winding frame, or by providing projections on the interior surfaces of the base portions of the yokes or on the outer opposed surfaces of the field winding frame.

Charging dynamoelectric machine having reduced noise output

A rotor for rotary machines of a type having a fan on a side surface of a magnetic field core in which there are provided recessed portions for holding lead wires at portions of the fan so that the fan can be fixed to the rotary shaft of the machine after making the connection between the lead wire of the magnetic field core and a slip ring.

Rotor for rotary machine

A device for cooling semiconductor elements is constituted by a plate for cooling semiconductor elements, the plate being made of aluminum or an aluminum alloy, and a semiconductor element-mounting sheet which is made of aluminum or an aluminum alloy, the sheet having on one surface thereof a metal layer to which solder can be applied as desired, and the other surface of the sheet being secured by ultrasonic welding to the plate in a recessed portion formed in the cooling plate by ultrasonic welding.

Growing community of inventors

Tokyo, Japan

Masakazu Mori