Patent application number | Description | Published |
20100250095 | FUEL INJECTION DETECTING DEVICE - A fuel injection detecting device computes a maximum-fuel-injection-rate-reach timing and a fuel-injection-rate-decrease-start timing based on a falling waveform of the fuel pressure and a rising waveform of the fuel pressure. The falling waveform represents the fuel pressure detected by a fuel sensor during a period in which the fuel pressure increases due to a fuel injection rate decrease. The rising waveform represents the fuel pressure detected by the fuel sensor during a period in which the fuel pressure decreases due to a fuel injection rate increase. The rising waveform and the falling waveform are respectively modeled by modeling function. In a case of small fuel injection quantity, an intersection timing at which lines expressed by the modeling functions intersect with each other is defined as the maximum-fuel-injection-rate-reach timing and the fuel-injection-rate-decrease-start timing. | 09-30-2010 |
20100250096 | FUEL INJECTION DETECTING DEVICE - A fuel injection detecting device computes an actual fuel-injection-start timing based on a falling waveform of the fuel pressure detected by a fuel sensor during a period in which the fuel pressure decreases due to a fuel injection rate increase. The falling waveform is modeled by a modeling formula. A reference pressure is substituted into the modeling formula, whereby a timing is obtained as the fuel-injection-start timing. | 09-30-2010 |
20100250097 | FUEL INJECTION DETECTING DEVICE - An actual maximum fuel injection rate is computed based on a falling waveform and a rising waveform of the fuel pressure. The falling waveform represents the fuel pressure detected by a fuel sensor during a period in which the fuel pressure increases due to a fuel injection rate decrease. The rising waveform represents the fuel pressure detected by the fuel sensor during a period in which the fuel pressure decreases due to a fuel injection rate increase. The falling waveform and the rising waveform are modeled by modeling functions. A reference pressure is computed based on pressure during a specified time period before the falling waveform is generated. An intersection pressure is computed, at which the straight lines expressed by the modeling functions intersect to each other. The maximum fuel injection rate is computed based on a fuel pressure drop from the reference pressure to the intersection pressure. | 09-30-2010 |
20100250102 | FUEL INJECTION DETECTING DEVICE - A fuel injection detecting device computes an actual fuel-injection-end timing based on a rising waveform of the fuel pressure detected by a fuel sensor during a period in which the fuel pressure increases due to a fuel injection rate decrease. The rising waveform is modeled by a modeling formula. A reference pressure Ps(n) is substituted into the modeling formula, whereby a timing “te” is obtained as the fuel-injection-end timing. | 09-30-2010 |
20100319445 | FUEL STATE SENSING DEVICE - A fuel state sensing device is applied to an injector injecting fuel, which is supplied from a fuel pump, though an injection hole. The fuel state sensing device has a fuel pressure sensor (bulk modulus sensing section) for sensing a bulk modulus of the fuel existing in a fuel passage extending from a discharge port of the fuel pump to the injection hole. The fuel state sensing device has a fuel temperature sensor (fuel temperature sensing section) for sensing fuel temperature. The fuel state sensing device has an air mixing state calculating section for calculating a quantity or a ratio of air mixing in the fuel as an air mixing quantity or an air mixing ratio based on the sensed bulk modulus and the sensed fuel temperature. | 12-23-2010 |
20100324702 | LEARNING DEVICE - A learning device learns a control parameter (e.g., injection start response delay), which is used for deciding a control content of an injector (controlled object), in relation to a criterion variable (e.g., fuel pressure). The learning device has a storing section for storing a learning vector consisting of the control parameter and the criterion variable. The learning device has a measurement vector obtaining section for obtaining a measurement vector consisting of a measurement value of the control parameter and a measurement value of the criterion variable. The learning device has a correcting section for correcting the learning vector based on the measurement vector and for performing storing and updating of the learning vector in the storing section. | 12-23-2010 |
20110308497 | Fuel-Pressure Waveform Detector - A fuel-pressure waveform detector has a detect-waveform obtaining unit for obtaining a multi-stage injection pressure waveform by means of a fuel-pressure sensor while performing a multi-stage fuel injection during one combustion cycle. A model waveform memory stores a reference model pressure waveform of when a single fuel injection is performed. A waveform extracting unit extracts a pressure waveform due to the subject fuel injection by subtracting the reference model pressure waveform from the multi-stage injection pressure waveform. A correction unit corrects the reference model pressure waveform in such a manner that its attenuation degree becomes larger as a fuel injection period of the subject fuel injection is longer. | 12-22-2011 |
20120145805 | FUEL INJECTION CONTROL DEVICE - A waveform detector detects a variation in fuel pressure based on a detection value of a fuel pressure sensor as a fuel pressure waveform. A determining portion determines whether an interval between injections is zero or smaller than a predetermined value based on the detected fuel pressure waveform when multi-step-injection is performed. A correcting portion corrects an injection command signal indicative of an injection start timing and an injection end timing corresponding to a target injection state in a manner that the interval is increased when the interval is determined to be zero or smaller than the predetermined value. | 06-14-2012 |
20120150774 | CONTROL APPARATUS - A control apparatus includes a learning portion which learns a control parameter by correcting a learning vector consisting of a plurality of variables and a control parameter based on a measurement vector. The control apparatus further includes an interpolation portion which computes the control parameter corresponding to current variables which represent a current environmental condition by interpolating the control parameter learned by the learning portion. The interpolation portion includes a selecting portion which selects three learning vectors from a plurality of learning vectors, and which computes the control parameter corresponding to the current variables by interpolating the control parameters on a flat surface including the selected three learning vectors. | 06-14-2012 |
20120253639 | APPARATUS OF ESTIMATING FUEL STATE - An apparatus extracts a main waveform component and a branch waveform component from a pressure waveform detected by a fuel pressure sensor. The main waveform component is caused by pressure change traveling in a main passage. The branch waveform component is caused by pressure change traveling in a branch passage. The apparatus calculates traveling speeds based on the components. Then, the apparatus estimates a main passage temperature based on a detected value of the fuel temperature sensor, the traveling speeds, the fuel pressure waveform and an average pressure. | 10-04-2012 |
20130054120 | FUEL INJECTION CONTROLLER - A fuel injection controller includes an output detecting portion detecting a first output generated by a combustion of a fuel which a sensor-injector injects and a second output generated by a combustion of a fuel which the second fuel injector injects, a first injection quantity computing portion computing, based on a detection value of the fuel pressure sensor, a first injection quantity injected by the sensor-injector injector to generate the first output, and a second injection quantity estimating portion estimating a second injection quantity injected by the second fuel injector to generate the second output, based on the first output, the second output and the first injection quantity. | 02-28-2013 |
Patent application number | Description | Published |
20100200761 | Radiation detector - A radiation detector includes a semiconductor element capable of detecting a radiation, a substrate on which the semiconductor element is mounted, and a support member disposed adjacent to the semiconductor element for supporting the substrate. The substrate includes a first end portion on which the semiconductor element is mounted, and a second end portion opposite the first end portion for disposing the support member. The support member includes a first support and a second support, and the first support and the second support each includes a protrusion and an engagement hole for engaging with the protrusion. The protrusion of the first support engages with the engagement hole of the second support to fix the first support and the second support such that the substrate is compressed and supported by the first support and the second support. | 08-12-2010 |
20110192983 | RADIATION DETECTOR MODULE - A radiation detector module includes a radiation detecting substrate including a plurality of semiconductor devices mounted thereon for detecting radiation, a fixing member for holding the radiation detecting substrate, and a circuit substrate connected to the radiation detecting substrate. The radiation detecting substrate further includes a mounting board including an edge portion connected to the circuit substrate at one end thereof, and a flexible substrate including a wiring pattern connected to the plurality of semiconductor devices. The fixing member includes a bottom, a first side wall extending in a normal direction to the bottom from one end of the bottom, a second side wall extending in the normal direction to the bottom from the other end of the bottom, and substrate supporting portions on the first side wall and the second side wall. | 08-11-2011 |
20110193186 | RADIATION DETECTOR MODULE - A radiation detector module includes a radiation detecting substrate including a plurality of semiconductor devices mounted thereon for detecting radiation, a shielding material at a position nearer to an incident side of the radiation than the radiation detecting substrate, the shielding material being capable of shielding a portion of the radiation, and a fixing member including a bottom, a first side wall extending in a normal direction to the bottom from one end of the bottom, and a second side wall extending in the normal direction to the bottom from an other end of the bottom. The first side wall and the second side wall each include a substrate supporting portion for supporting the radiation detecting substrate, and a shielding material supporting portion at a predetermined position relative to the substrate supporting portion for supporting the shielding material. | 08-11-2011 |
20130241016 | RADIOACTIVE RAY DETECTING APPARATUS - A radioactive ray detecting apparatus for enabling to reduce the dead area or region where the radioactive rays cannot be detected, even if disposing the radioactive ray detectors to be dense or crowded, is provided. The radioactive ray detecting apparatus satisfies the following relationships, when assuming that distance between semiconductor elements, being provided with putting a substrate therebetween, is “XG1”, while distance from the semiconductor element of one of the radioactive ray detectors up to the semiconductor element of other radioactive ray detectors, facing to the semiconductor element and neighboring with one radioactive ray detector, is “XG2”, and distance between the semiconductor elements alighted in a Y-direction is “YG1”, and further assuming that a horizontal pitch of a predetermined pixel pitch to be used as the radioactive ray detector is “a” and a vertical pitch thereof is “b”, width of a surface of each of plural numbers of semiconductor elements, upon which radioactive rays are incident, is “c” and length thereof is “d”, and among plural numbers of intra-element pixel regions of respective one of the plural numbers of semiconductor elements, and that length of the intra-element pixel regions, which are positioned at both end portions of respective one of the plural numbers of semiconductor elements, is “e”, and length of each one of the plural numbers of intra-element pixel regions, being put between the intra-element pixel regions, which are positioned at both end portions of each of the plural numbers of semiconductor elements, is “f”, respectively: | 09-19-2013 |
Patent application number | Description | Published |
20090184805 | Apparatus, Method, and Computer-Readable Recording Medium for Communication Apparatus - A communication apparatus includes a first communicating part that reads data stored in a storage device of an outside apparatus and writes data in the storage device of the outside apparatus, a second communicating part that transmits and receives data with respect to the outside apparatus, and an operation controlling part that operates either the first communicating part or the second communicating part. The operation controlling part is configured to operate the first communicating part when power is supplied to the communication apparatus and operate the second communicating part when power is not supplied to the communication apparatus. | 07-23-2009 |
20090319234 | Protein structure analysis method, protein structure analyzing instrument, program and recording medium - This invention fragments ions ionized by an electro-spray ionization method or the like for a target protein whose three-dimensional structure is to be predicted, to fragment ions by a hexapole CID method or the like, and measures a fragmentation spectrum. The present invention determines fragment ion assignment information on an amino acid sequence of the target protein based on the measured fragmentation spectrum. The present invention specifies a region of the amino acid sequence of the target protein in which region the ions are dissociated to the fragment ions according to the determined fragment ion assignment information, and determines easily cleavable domain information on the amino acid sequence of the target protein according to the specified region. The present invention predicts the three-dimensional structure of the target protein. The present invention outputs predicted three-dimensional structure prediction data and the determined easily cleavable domain information while making them correspond to each other. | 12-24-2009 |
20100093055 | REMEDY FOR DIABETES - A method of screening a compound having a hypoglycemic effect (hereinafter referred to as “hypoglycemic compound”), a remedy for diabetes which contains a compound having a novel function mechanism, etc. More specifically speaking, a method of screening a hypoglycemic compound capable of binding to the β subunit of a trimeric GTP-binding protein, a remedy for diabetes comprising a hypoglycemic compound, which is characterized by being capable of binding to the β subunit of a trimeric GTP-binding protein, as the active ingredient, etc. | 04-15-2010 |
Patent application number | Description | Published |
20090063017 | Apparatus for controlling quantity of fuel to be actually sprayed from injector in multiple injection mode - In an apparatus, an actual fuel spray characteristic obtaining unit obtains, based on an operation of a learning fuel injection instructing unit in a learning mode, an actual fuel spray characteristic of an injector relative to a variable of a target interval period within at least one section in a usable range therefor. A phase difference calculating unit calculates a phase difference between a reference fuel spray characteristic and the obtained actual fuel spray characteristic. A phase correcting unit shifts the reference fuel spray characteristic by the calculated phase difference such that the reference fuel spray characteristic is corrected to approach the obtained actual fuel spray characteristic. | 03-05-2009 |
20090063019 | APPARATUS FOR CONTROLLING QUANTITY OF FUEL TO BE ACTUALLY SPRAYED FROM INJECTOR IN MULTIPLE INJECTION MODE - In an apparatus, a shift quantity calculating unit tentatively shifts a reference fuel spray characteristic to an obtained actual fuel spray characteristic in a phase direction and in a magnitude offset direction while monitoring a distance between the reference fuel spray characteristic and the obtained actual fuel spray characteristic therebetween. The shift quantity calculating unit calculates a shift quantity between the reference fuel spray characteristic and the obtained actual fuel spray characteristic in the phase direction when the monitored distance is minimized. A phase correcting unit shifts the reference fuel spray characteristic by the calculated shift quantity in the phase direction to thereby correct the reference fuel spray characteristic. | 03-05-2009 |
20130327300 | FUEL PRESSURE WAVEFORM ACQUISITION DEVICE - A fuel injection system has a fuel injector and a fuel pressure sensor. An ECU acquires a pressure waveform detected by the fuel pressure sensor during performing a multi-stage injection as a detected waveform at the time of the multi-stage injection, memorizes a model waveform, which is used as a standard of the pressure waveform when an injection that is preceding an target injection is performed without performing the target injection when any one of an injection of a second stage or later of an injection is considered as the target injection among multi-stage injections, and extracts the pressure waveform resulting from the target injection by deducting the model waveform from the detected waveform at the multi-stage injection. The ECU corrects the model waveform used for extraction by a ratio according to a maximum injection rate in the injection of the preceding stage. | 12-12-2013 |
20150019110 | FUEL INJECTION CONTROL DEVICE AND FUEL INJECTION CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE - An electronic control unit detects a manner of fluctuation of a fuel pressure with injection of fuel by a fuel injection valve with the use of a fuel pressure sensor, and calculates a tendency of deviation of an actual fuel injection characteristic of the fuel injection valve with respect to a basic fuel injection characteristic on the basis of a result of comparison between a detected temporal waveform and a basic temporal waveform. The tendency of deviation is reflected at a predetermined reflection rate (R) at the time of updating a learned value (Gij) for compensating for an individual difference of the fuel injection valve. The predetermined reflection rate (R) is increased when an accumulated value (D) of a vehicle travel distance is shorter than a predetermined value (Dth) as compared with when the accumulated value (D) is longer than or equal to the predetermined value (Dth). | 01-15-2015 |
20150046066 | CONTROL DEVICE AND CONTROL METHOD FOR MULTI-CYLINDER INTERNAL COMBUSTION ENGINE - An electronic control unit, in an idle operating state, detects a crankshaft rotation fluctuation in each cylinder using a crank angle sensor, and updates an individual correction value for a control value for each fuel injection valve as a first learned value such that a degree of deviation in the crankshaft rotation fluctuation among the cylinders reduces. The electronic control unit uses a fuel pressure sensor to detect a manner of a fuel pressure fluctuation with fuel injection by each fuel injection valve, and updates an individual correction value for a control value for each fuel injection valve as a second learned value based on a result of comparison between a detected temporal waveform and a basic temporal waveform. In an idle operating state, a learning rate of the second learned value is reduced until the first learned value converges for the first time as compared with after its convergence. | 02-12-2015 |
Patent application number | Description | Published |
20080315084 | ANALYSIS METHOD OF AMINO ACID USING MASS SPECTROMETER - A pretreatment method of samples, in which injections of samples are performed efficiently and precisely when amino acids are analyzed with a mass spectrometer, is provided. For the analysis method of samples including analyte comprising an amino acid, an amine and/or a peptide with mass spectrometry, the analyte is derivatized with a modification reagent, the derivative is subjected to a microchip electrophoresis, and then eluate from the microchip electrophoresis is introduced into a mass spectrometer. | 12-25-2008 |
20130130277 | REMEDY FOR DIABETES - A method of screening a compound having a hypoglycemic effect (hereinafter referred to as “hypoglycemic compound”), a remedy for diabetes which contains a compound having a novel function mechanism, etc. More specifically speaking, a method of screening a hypoglycemic compound capable of binding to the β subunit of a trimeric GTP-binding protein, a remedy for diabetes comprising a hypoglycemic compound, which is characterized by being capable of binding to the β subunit of a trimeric GTP-binding protein, as the active ingredient, etc. | 05-23-2013 |
20140309135 | REMEDY FOR DIABETES - A method of screening a compound having a hypoglycemic effect (hereinafter referred to as “hypoglycemic compound”), a remedy for diabetes which contains a compound having a novel function mechanism, etc. More specifically speaking, a method of screening a hypoglycemic compound capable of binding to the β subunit of a trimeric GTP-binding protein, a remedy for diabetes comprising a hypoglycemic compound, which is characterized by being capable of binding to the β subunit of a trimeric GTP-binding protein, as the active ingredient, etc. | 10-16-2014 |