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Araki, Kawasaki

Hideo Araki, Kawasaki JP

Patent application numberDescriptionPublished
20090231824Plug-in unit-mounting structure and electronic apparatus - A plug-in unit-mounting structure which makes it possible to efficiently accommodate plug-in units without being dependent on the structure of a shelf. The plug-in unit-mounting structure comprises a shelf that has connectors disposed on a back wiring board, for being fitted to the plug-in units, and at least one mounting frame that is mounted in the shelf, for each accommodating an associated one of the plug-in units, and enabling the plug-in unit to be inserted in and removed from an associated one of the connectors, the mounting frame being provided with a guide rail which enables a position of disposition of the plug-in unit to be changed according to a size of the plug-in unit. This makes it possible to efficiently accommodate plug-in units without being dependent on the structure of a shelf.09-17-2009
20100103633CASE OF AN ELECTRONIC DEVICE - A case for an electronic device includes a printed circuit board; a frame capable of storing the printed circuit board; a back board equipped on a back side of the frame, and including a connector for connecting the printed circuit board; rail holders equipped in predetermined positions of the frame and extending from a front side of the case to the back board; and guide rails engaged with the rail holders respectively and including engagement parts capable of engaging with the rail holders respectively, and holding parts for holding both ends of the frame, and extending in accordance with the rail holders, respectively.04-29-2010
20100209063PATCH PANEL SYSTEM - A patch panel system includes a base panel having an array of openings and an array of engageable portions provided adjacent to the openings, and a first panel having a first opening and a first engageable portion which is arranged to be cooperatively engageable with the corresponding one of the engageable portions of the base panel, the first opening being configured to accommodate a first adapter, the corresponding of the openings in the base panel being configured to receive the first adapter therein.08-19-2010

Patent applications by Hideo Araki, Kawasaki JP

Katsunori Araki, Kawasaki JP

Patent application numberDescriptionPublished
20090238294TRANSMISSION APPARATUS AND TRANSMISSION METHOD - An transmission apparatus includes a pseudo data addition section configured to add pseudo data into transmission data for a free subcarrier of a radio frequency, an OFDM modulator subjecting the transmission data added with the pseudo data to OFDM modulation, a power amplifier amplifying power of a transmission signal of the radio frequency, the transmission signal based on an OFDM signal subjected to the OFDM modulation, an antenna radiating the amplified transmission signal by using the radio frequency; and a distortion compensation circuit compensating for a distortion characteristic of the power amplifier by correcting the OFDM signal with a distortion compensation coefficient accumulated corresponding to the power value of the OFDM signal, outputting the corrected signal for the power amplifier, and monitoring the output of the power amplifier to update the distortion compensation coefficient.09-24-2009

Kazuhiko Araki, Kawasaki JP

Patent application numberDescriptionPublished
20100138573SYSTEM INCLUDING TRANSMITTER AND RECEIVER - A system includes a transmitter, a receiver and a plurality of paths connecting the transmitter and the receiver, the transmitter being configured to transmit a command and data to the receiver, the transmitter including a plurality of transmitting units that transmit the command and the data, a dividing unit that divides data into a plurality of segments, and that enables each of the transmitting units to transmit each of the segments of the data, and a duplicating unit that duplicates the command, and that enables each of the transmitting units to transmit each of the duplicated commands, the receiver including a plurality of receiving units that receive the command and the data, a merging unit that merges the segments of data back into a data, and a controller that receives the duplicated commands from the transmitting units via the paths.06-03-2010

Tatsuhito Araki, Kawasaki JP

Patent application numberDescriptionPublished
20090111514MOBILE DEVICE - A mobile device includes a trigger having a rod-like body fixed at one end. A housing has a first hole into which the body is inserted. A sensor detects that the trigger has been operated in the direction in which the body is pulled from the hole. A buzzer is activated in response to the sensor's having detected the operation of the trigger. A second hole is formed in a firmly fitted member. The body is inserted in the second hole so as to be freely slid forward or backward against the hole. The fitted member is fitted firmly in the entrance portion of the first hole; and a sealing member contacts the internal wall of the first hole and the body.04-30-2009
20090111538MOBILE DEVICE - A mobile device includes a trigger having a molded component defining the outer shape of the mobile device, and a rod-like body fixed to the molded component at one end. A housing has a hole into which the rod-like body is inserted. Guide walls guide movement of the rod-like body in the direction in which the rod-like body is inserted into or pulled from the hole. A sensor detects that the trigger has been operated in the direction in which the rod-like body is pulled from the hole. An alarm device is activated in response to detection of the operation of the trigger by the sensor. The trigger has sheet-metal members fixed to the molded component and guided by the guide walls by their being moved in contact with the guide walls in the direction in which the rod-like body is inserted or pulled.04-30-2009
20090111539MOBILE DEVICE - A mobile device includes a housing in which an opening is defined, a lid freely uncovering or covering the opening. The lid has a body plate that defines part of the outer shape of the mobile device. The lid has a fitting projection projecting from the opening side face of the body plate and fitting into the opening. The lid has a groove formed all the way along a periphery so that a waterproof O-ring is disposed. The O-ring prevents entry of water into the opening by being fitted in the groove so as to be in contact with an internal wall face of the opening. The projection has a plurality of pressing ribs that are separately disposed along the groove so as to project in the inward direction of the groove at least in a portion opposite the rotation shaft and so as to narrow the groove.04-30-2009
20090117957MOBILE DEVICE - A mobile device having a housing and operating on power supplied from the battery loaded in the battery chamber including: a pair of walls of the housing having hook receiving portions formed a groove; a battery lid covering the battery chamber so as to be freely detached; a pair of positioning hooks serving to position the battery lid by entering the grooves of the corresponding hook receiving portions; overhanging edges serving to regulate position of the cover lid; and a waterproof gasket fixed to the battery chamber side of the cover lid so as to be in contact with all sides of the battery chamber.05-07-2009
20110051455ILLUMINATION PANEL - An illumination panel includes: a light-collecting section for collecting light emitted from a light source; an optical guide for optically guiding the light collected by the light-collecting section in a direction away from the light source; and a radiation section for radiating the light optically guided by the optical guide; wherein the optical guide has a plurality of grooves for reflecting the light optically guided by the optical guide to the radiation section.03-03-2011

Patent applications by Tatsuhito Araki, Kawasaki JP