Patent application number | Description | Published |
20080202248 | PRESSURE SENSOR - In a pressure sensor comprising a diaphragm formed on a portion of a chip made of semiconductor material and that senses pressure on the diaphragm by electrically converting the displacement corresponding to that pressure, the provision of the diaphragm with an aspect ratio of at least a size such that the derivative of the characteristic curve of the allowable pressure resistance of the pressure sensor, defined by setting the aspect ratio obtained by dividing the length of one side of the diaphragm by the thickness of the diaphragm as the horizontal axis and by setting the allowable pressure resistance of the pressure sensor as the vertical axis, becomes nearly zero, enables a pressure sensor having high sensitivity and high pressure resistance. | 08-28-2008 |
20080204185 | PRESSURE SENSOR - A diaphragm is formed at a predetermined location of a sensor chip made of semiconductor material, and a sensor gauge for differential pressure or pressure sensing-use is provided on the sensor chip that includes at least the diaphragm. The sensor gauge has a plurality of sensor gauges synergistically forming a bridge circuit, and are connected to one another with semiconductor resistors, the semiconductor resistors and the sensor gauges are covered with an insulating film, and the number of contact holes, passing through a portion of the insulating film, for electrode line-out use for forming contacts electrically connected to the semiconductor resistors does not exceed the number of sensor gauges. | 08-28-2008 |
20100270629 | PRESSURE SENSOR AND MANUFACTURING METHOD THEREOF - The pressure sensor according to the present invention has a sensor chip having a first semiconductor layer that has an opening portion, and a second semiconductor layer, formed on the first semiconductor layer, having a recessed portion that forms a diaphragm and a base, having a pressure guiding hole that is connected to the opening portion, bonded to the sensor chip. The recessed portion in the second semiconductor layer is larger than the opening portion of the first semiconductor layer. The opening portion of the first semiconductor layer has an opening diameter on the second semiconductor layer side that is larger than the opening diameter on the base side. | 10-28-2010 |
20100314701 | PRESSURE SENSOR AND MANUFACTURING METHOD THEREOF - A pressure sensor is provided with a sensor chip having a first semiconductor layer and a second semiconductor layer wherein a pressure-sensitive region is a diaphragm. In the pressure-sensitive region, an open section is formed on the first semiconductor layer, and a recessed section is formed on the second semiconductor layer in the pressure-sensitive region. The recessed section on the second semiconductor layer is larger than the opening section on the first semiconductor layer. An insulating layer may be arranged between the first semiconductor layer and the second semiconductor layer. | 12-16-2010 |
20110000304 | PRESSURE SENSOR AND MANUFACTURING METHOD - A semiconductor substrate, provided with a differential pressure diaphragm, and a glass pedestal, which is provided on the bottom side of the semiconductor substrate, are provided, wherein: the bottom surface of the semiconductor substrate and the top surface of the glass pedestal are bonded together; a pressure introducing hole is formed in the glass pedestal so as to pass through the glass pedestal, connecting between the top and bottom surfaces of the glass pedestal; the pressure introducing hole is formed with a first diameter for the pressure introducing hole at the bottom surface of the glass pedestal from the bottom surface of the glass pedestal to a first position; and a second diameter for the pressure introducing hole at the top surface of the glass pedestal is larger than the first diameter; where a metal thin film layer is deposited on the bottom surface of the glass pedestal. | 01-06-2011 |
20110001199 | PRESSURE SENSOR AND PRESSURE SENSOR MANUFACTURING METHOD - A pressure sensor having a second semiconductor layer wherein is formed diffused resistance interconnections, an insulating layer that is formed on top of the second semiconductor layer, and external conducting portions that are formed on top of the insulating layer, wherein contacts for connecting electrically between the external conducting portions and the diffused resistance interconnections are formed in the insulating layer, and wherein the external conducting portions are formed in ranges corresponding to the ranges wherein the diffused resistance interconnections are formed in the second semiconductor layer. | 01-06-2011 |
20110247421 | PRESSURE SENSOR - A pressure sensor comprising: a sensor chip; a differential pressure diaphragm provided in the center portion of the sensor chip; a differential pressure gauge provided in the differential pressure diaphragm; a static pressure diaphragm provided at the outer peripheral portion of the differential pressure diaphragm; a first static pressure gauge formed at an edge portion of the static pressure diaphragm; and a second static pressure gauge formed at a center portion of the static pressure diaphragm. | 10-13-2011 |
20110247422 | PRESSURE SENSOR - A pressure sensor including a sensor chip; a differential pressure diaphragm provided in the center portion of the sensor chip; a first differential pressure gauge formed along a radial direction relative to the center of the differential pressure diaphragm, provided on a first edge of the differential pressure diaphragm; a second differential pressure gauge formed along a circumferential direction, which is perpendicular to the radial direction, provided in the vicinity of the first differential pressure gauge on the first edge of the differential pressure diaphragm; and a static pressure diaphragm disposed between an edge portion of the sensor chip and one of the edges, other than the first edge, of the differential pressure diaphragm, provided to the outside of the differential pressure diaphragm. | 10-13-2011 |
Patent application number | Description | Published |
20080219871 | Scroll Compressor - A scroll compressor is provided which has favorable assembling property, does not require a thrust bearing, has a bearing structure for bearing a compression section at both sides thereof and has a simple structure of a scroll. The scroll compressor includes a compression section | 09-11-2008 |
20090123315 | Scroll Compressor - A scroll compressor is provided which has favorable assembling property, does not require a thrust bearing, has a bearing structure for bearing a compression section at both sides thereof and has a simple structure of a scroll. The scroll compressor includes a compression section | 05-14-2009 |
20090145151 | AIR CONDITIONER - An air conditioner including an outdoor unit, indoor units, and a relay device for connection between the outdoor unit and each of the indoor units. The outdoor unit includes an outdoor heat exchanger, a compressor for pressurizing a refrigerant of or including carbon dioxide, and a first switching member for switching flow direction of the refrigerant through the outdoor heat exchanger. Each of the indoor units includes an indoor heat exchanger and first flow controller in fluid communication between first and second pipe connection ports. The relay device includes second switching members, each of the second switching members selectively connecting the first pipe connection port of a respective indoor unit with the first or second connection end of the outdoor unit. | 06-11-2009 |
20090185936 | SCROLL COMPRESSOR - A scroll compressor is provided which has favorable assembling property, does not require a thrust bearing, has a bearing structure for bearing a compression section at both sides thereof and has a simple structure of a scroll. The scroll compressor includes a compression section constituted of an orbiting scroll which is provided in a closed container, and in which volutes are substantially symmetrically formed on both surfaces of an orbiting base plate, and a main shaft is penetrated through and fixed to a center portion thereof, and a pair of fixed scrolls and that have the main shaft penetrated through and are placed on both the surfaces of the orbiting scroll, and have volutes which correspond to the respective volutes to respectively form compression chambers, and a motor which is provided in the closed container and drives the main shaft, a suction pipe which is provided in the closed container, and after a suction gas is introduced into the closed container and cools the motor, causes the gas to be sucked into the compression section, and a discharge pipe which is provided in the closed container and discharges the suction gas compressed by the compression section. | 07-23-2009 |
Patent application number | Description | Published |
20090165107 | IDENTIFICATION MANAGMENT SYSTEM FOR ELECTRONIC DEVICE AUTHENTICATION - The conventional vertical integration system management form has a problem that a first user cannot receive a service provided by a second user belonging to another service system. To cope with this, a following system is suggested. That is, according to a second judgment server use request from a first electronic device used by a first user, an identification management server which has received a guarantee request outputted from a first judgment server searches for master-slave relationship information based on a common identifier. According to the search result, a guarantee is outputted. According to the guarantee, the first judgment server outputs a guaranteed service request to the second judgment server. Thus, the first user can receive the service used by the second user belonging to other vertical integration type system. | 06-25-2009 |
20090235340 | IDENTIFICATION MANAGEMENT SYSTEM FOR ELECTRONIC DEVICE AUTHENTICATION - In the conventional vertical integration system management form, it is impossible or difficult to limit the electronic device function or format when providing a service to an electronic device which is judged by a judgment server of an administrator of the service providing system with whom a service provider has not concluded a contract. To cope with this, a following system is suggested. That is, according to a use request from a first electronic device to a second judgment server, an identification management server which has received a guarantee request outputted from a first judgment server searches an identification management unit for managing information including the electronic device identifiers. According to the search result, a guarantee is outputted. According to the guarantee, the first judgment server outputs a guaranteed service request to the second judgment server. Thus, it is possible to provide a more flexible service provision environment by cooperating the user identification management with other vertical integration type system management form. | 09-17-2009 |
20100223381 | IDENTIFICATION MANAGING SYSTEM FOR AUTHENTICATION OF ELECTRONIC DEVICE - In operation of a conventional vertical integration system a primary user cannot provide services to a secondary user belonging to other service group. An identification managing server is proposed to carry out the retrieval of a master-slave relation information by using common identification information as a key and outputs an assurance including its result when the identification managing server receives an assurance request output from a first judgment server at a request of a second judgment server from a first electronic device used by a primary user. Further, the first judgment server outputs an assured service based on such assurance to the second judgment server in order for the primary user to have services from the other vertical integration system to which the secondary user belongs. | 09-02-2010 |
Patent application number | Description | Published |
20120121400 | COMPRESSOR OF EXHAUST GAS TURBOCHARGER - A compressor of an exhaust gas turbocharger has an inlet slit, an outlet slit and the recirculation passage can formed at the same time when the compressor housing assembled. Ease of assembly and the reduction of the production cost is achieved. The structure of the inlet slit, the outlet slit and the recirculation passage can be compact and can be easily adjusted. Noises generated in the compressor impeller can be reduced without providing a noise insulation cover. | 05-17-2012 |
20120148391 | CENTRIFUGAL COMPRESSOR - A centrifugal compressor is equipped with a resin housing, that is made in a manner such that compression efficiency is not lost and merits such as weight and cost reduction are not cancelled out. The turbo charger housing comprises a volute section, a channel formation section, and an impeller that is fixed in the center of the channel formation section to a rotating shaft. An annular shroud is disposed in a recess formed on the inner wall of the channel formation section. The annular shroud forms the outer walls of a channel and a diffuser for compressed gas. The edge of the annular shroud spaced from a partition wall, which forms a portion of a bearing housing. If the resin housing undergoes thermal deformation, the dimensions of a gap between the annular shroud and the curved profile of a blade is maintained. | 06-14-2012 |
20150014564 | VALVE - A valve, which is provided in an exhaust passage of an internal combustion engine to release exhaust, includes a valve seat having an opening opened to the exhaust passage, a valve body having a conical surface or a spherical surface configured to close the opening by coming into contact with the valve seat, a movement unit configured to move the valve body in a direction of intersecting the opening, and an urging unit configured to urge the valve body in the direction of intersecting the opening, and the urging unit controls urging force by the movement unit in a direction of suppressing vibration of the valve body caused by vibration of exhaust pulse frequency determined by a speed of the internal combustion engine and a number of cylinders of the internal combustion engine. | 01-15-2015 |
20150050136 | AIR INTAKE DUCT STRUCTURE FOR CENTRIFUGAL FLUID MACHINE - An object is to provide an air intake duct structure for a centrifugal fluid machine, capable of swirling the fluid introduced into the impeller in the reverse direction to increase the pressure ratio when the flow rate is high and swirling the fluid in the forward direction to avoid a surging when the flow rate is low, as well as securing a wide operating range, without using mechanical means. The centrifugal fluid machine | 02-19-2015 |
Patent application number | Description | Published |
20120042304 | PROGRAM CONVERSION APPARATUS AND COMPUTER READABLE MEDIUM - According to one embodiment, as to a first program code including a plurality of variables, an access pattern of each variable by a processor is decided. The first program code is converted to a second program code including a plurality of threads. Each thread is executed by one of a plurality of cores of the processor. The second program code includes, (a) a first member structure including variables decided as a first access pattern, (b) a first route-pointer indicating the first member structure, the first route-pointer having a first access property representing accessibility by a core to execute a first thread, (c) a second member structure including variables decided as a second access pattern, (d) a second route-pointer indicating the second member structure, the second route-pointer having a second access property representing accessibility by the core to execute the first thread and a core to execute a second thread. | 02-16-2012 |
20120180067 | INFORMATION PROCESSING APPARATUS AND COMPUTER PROGRAM PRODUCT - According to an embodiment, based on task border information, and first-type dependency relationship information containing N number of nodes corresponding to data accesses to one set of data, containing edges representing dependency relationship between the nodes, and having at least one node with an access reliability flag indicating reliability/unreliability of corresponding data access; task border edges, of edges extending over task borders, are identified that have an unreliable access node linked to at least one end, and presentation information containing unreliable access nodes is generated. According to dependency existence information input corresponding to the set of data, conversion information indicating absence of data access to the unreliable access nodes is output. According to the conversion information, the first-type dependency relationship information is converted into second-type dependency relationship information containing M number of nodes (0≦M≦N) corresponding to data accesses to the set of data and containing edges representing inter-node dependency relationship. | 07-12-2012 |
20130117512 | PROGRAM CONVERTING APPARATUS, PROGRAM CONVERTING METHOD, AND MEDIUM - According to one embodiment, a program converting device includes an access attribute determining unit, a non-sharing target classifying unit, and a converting unit. The access attribute determining unit calculates exclusive accesses from memory accesses by threads forming a source program and determines a memory access using a cache memory among the calculated exclusive accesses. The non-sharing target classifying unit determines an access data item that does not share a cache line with another access data item among the access data items that are accessed using the cache memories. The converting unit inserts a process that does not share the cache line into the source program based on the determination result of the non-sharing target classifying unit. | 05-09-2013 |
20130218903 | PROGRAM ANALYSIS APPARATUS, PROGRAM ANALYSIS METHOD AND STORAGE MEDIUM - It is to provide: a generation unit configured to generate one or more reference relationship pairs with reference certainty information of “uncertainty” as presentation information based on first reference relationship information showing whether it is “certain” for the reference data to refer the referenced data or it is “uncertain” for the reference data to refer the referenced data, every reference relationship pair formed with reference data and referenced data; and a conversion unit configured to convert the first reference relationship information into second reference relationship information using an input of a reference relationship for presentation information and reference dependence relationship information showing a dependence relationship between reference relationship pairs. | 08-22-2013 |