Patent application number | Description | Published |
20130047050 | CORRECTION APPARATUS, CORRECTION METHOD, AND COMPUTER PRODUCT - A correction apparatus includes an acquirer that acquires the execution time of an instruction in a given block among a block group that includes blocks obtained by dividing program code; a detector that detects a first resource group designated by a tail instruction in a preceding block that is executed before the given block and a second resource group designated by a head instruction of the given block; an identifier that identifies a resource common to the first and the second resource groups; a calculator that from the time when the identified resource is used by the head instruction and the time when use of the identified resource by the tail instruction ends, calculates a delay period caused by the preceding block; a corrector that based on the calculated delay period, corrects the acquired execution time; and an output device that outputs the corrected execution time. | 02-21-2013 |
20130096903 | SIMULATION APPARATUS AND SIMULATION METHOD - A simulation apparatus includes: operations of: dividing code of a program in a target processor into blocks; setting an execution result of an externally-dependant instruction depending on an external environment as a prediction result; carrying out function simulation based on the prediction result; calculating an execution time of the externally-dependant instruction according to instruction execution timing information and a function simulation result; generating host code which makes a host processor execute performance simulation based on the function simulation result: correcting the execution time of the externally-dependant instruction based on a delay time of the externally-dependent instruction and a execution time of an instruction executed before or after the externally-dependent function if an execution result of the externally-dependent function when the host processor executes the host code differs from the prediction result; and setting a corrected execution time of the external-dependent instruction as the execution time of the externally-dependant instruction. | 04-18-2013 |
20130227534 | SIMULATION APPARATUS, METHOD AND MEDIUM - A code converter | 08-29-2013 |
20140316761 | SIMULATION APPARATUS AND STORAGE MEDIUM - A simulation apparatus includes a memory, and a second processor configured to detect an internal state of the first processor in the operation simulation, when a target block in the operation simulation changes, the target block being included in blocks obtained by dividing code of the program, generate association information in which the internal state detected by the detecting section and performance values of instructions included in the target block in the detected internal state are associated with each other, and execute an execution code that allows a performance value when the first processor executes the target block to be calculated based on the association information, by using the internal state detected and the association information generated for the target block, to thereby calculate a performance value when the first processor executes the target block. | 10-23-2014 |
20150127318 | APPARATUS AND METHOD FOR SIMULATING AN OPERATION OF AN OUT-OF-ORDER PROCESSOR - An operation of a processor with out-of-order execution is simulated by a computer configured to access a storage unit storing a specific internal state of the processor. A program executed by the processor is divided into a plurality of blocks. When a target block on which an operation simulation is to be performed is changed from a first block to a second block in the plurality of blocks, the computer determines whether the second block is a block that performs a process according to an exception that has occurred in the first block. When it is determined that the second block is a block that performs the process according to the exception, the computer performs the operation simulation of the second block after changing an internal state of the processor in the operation simulation to the specific internal state stored in the storage unit. | 05-07-2015 |
20150193352 | COMPUTATION METHOD, COMPUTATION APPARATUS, AND COMPUTER READABLE STORAGE MEDIUM - A computation method includes: obtaining one or more first performance values of one or more instructions in a specific code for each of a plurality of first combinations of behavior result of a cache memory when a plurality of accesses to a memory area are executed; obtaining a second combination of behavior result of the cache memory when the plurality of accesses are executed based on an execution result of behavior simulation of the cache memory for a case where a processor executes a program including the specific code; and computing, by a computer, a third performance value when the processor executes the specific code based on one or more second performance values of the one or more instructions corresponding to the second combination among the one or more first performance values when the second combination is included in the plurality of first combinations. | 07-09-2015 |
Patent application number | Description | Published |
20080208555 | SIMULATION METHOD AND SIMULATION APPARATUS - A simulation method and apparatus including a restore point setting unit setting restore points in core models for executing threads using parallel processing. The method also includes storing information for reproducing a state the core models at the restore points. | 08-28-2008 |
20090037888 | Simulation of program execution to detect problem such as deadlock - A method of simulating software by use of a computer includes executing a program inclusive of a plurality of threads by a hardware model implemented as software on a software simulator, utilizing a monitor function of the simulator to collect information about accesses by monitoring accesses made by the plurality of threads with respect to resources provided in the hardware model, utilizing the monitor function to detect, from the collected information, overlapping accesses made to an identical resource area by two or more of the threads, and utilizing the monitor function to generate a message for warning of the overlapping accesses. | 02-05-2009 |
20100186005 | COMPUTER READABLE RECORDING MEDIUM STORING VERIFICATION SUPPORT PROGRAM, INFORMATION PROCESSING APPARATUS AND VERIFICATION SUPPORT METHOD - A verification support program executes a simulation of an application executed by a system using a virtual machine implementing a hardware environment of the system by software. The program acquires a simulation model of hardware to be added to the hardware environment and the application has specific code inserted into a location where the hardware to be added is invoked. The program detects the location into which the specific code is inserted from the application being executed when the application acquired by the acquiring procedure is executed by the execute procedure. The program perform-controls the simulation of the application by using information of the simulation model acquired by the acquire procedure in the location where insertion of the specific code is detected by the detect procedure by controlling the execute procedure. The program outputs a simulation result of the application by the execute procedure. | 07-22-2010 |
20100229158 | COMPUTER-READABLE RECORDING MEDIUM STORING VERIFICATION SUPPORT PROGRAM, INFORMATION PROCESSOR, AND VERIFICATION SUPPORT METHOD - An information processing and method include acquiring a trace group indicating instants of time of execution of processing operations and vestiges of contents of the execution, behavior information indicating behaviors of a processor of the arbitrary system, and state information indicating state transitions of an arbitrary hardware device other than the processor. A behavior trace searching unit searches when an arbitrary behavior is specified from behaviors indicated by the behavior information, a state trace searching unit searches when an arbitrary state transition is specified from the state transition indicated by the state information, an associating unit associates, the traces found by the behavior trace searching unit and the traces found by the state trace searching unit according to an instruction and an outputting unit outputs the traces associated by the associating unit as traces for a simulation of the behaviors. | 09-09-2010 |
20100251193 | Computer-readable recording medium storing verification support program, verification support apparatus, and verification support method - A verification support apparatus and method are provided. The verification support apparatus executing a simulation controlling a communication between a first hardware model in communication with a bus model and adapted to the same first specifications as the bus model, and a second hardware model in communication with the bus model and adapted to second specifications differing from those of the bus model, the apparatus includes a reception unit that receives data based on the second specifications from the second hardware model, a conversion unit that, based on the first specifications, converts the data received by the reception unit into data adapted to the first specifications; and a transmission unit that transmits the data converted by the conversion unit, via the bus model, to a hardware model which is a transmission destination. | 09-30-2010 |
20110113291 | APPARATUS FOR COLLECTING TRACE INFORMATION AND PROCESSING TRACE INFORMATION, AND METHOD FOR COLLECTING AND PROCESSING TRACE INFORMATION - In the system, an apparatus for collecting trace information provided on a circuit executing a program includes a counter unit which increments a count value for each execution cycle of the program, and a collection unit outputs trace information at a fetching timing of the trace information outputted by the circuit and a count value of the counter unit at the fetching timing. Another apparatus for processing trace information includes a trace information acquisition unit which acquires the trace information added with a count value from a trace information collection apparatus, a sort processing unit which sorts the acquired trace information based on the count value, and a trace information storage unit which store the sorted trace information. | 05-12-2011 |
20130060459 | COMMUNICATION DEVICE, MOBILE TERMINAL, MEDIUM, INFORMATION GENERATION METHOD, AND SYSTEM - A communication device includes a memory and a processor coupled to the memory. The processor executes a process including calculating an amount of electricity available in a second device while a first communication unit and a second communication unit with each other, determining a first generation unit to be a generation unit, when the amount of electricity thus calculated is smaller than a predetermined amount, out of the first generation unit that generates navigation information based on information acquired by an information acquisition unit and a second generation unit, and controlling the second device so as to stop supplying power to the second generation unit and to output the navigation information generated by the first generation unit when the first generation unit is determined. | 03-07-2013 |
Patent application number | Description | Published |
20150341178 | CERTIFICATE ISSUING SYSTEM, CLIENT TERMINAL, SERVER DEVICE, CERTIFICATE ACQUISITION METHOD, AND CERTIFICATE ISSUING METHOD - Provided is a certificate issuing system including a client terminal and a server device. The client terminal derives a first hash value from a first random number using a unidirectional function, generates a secret key and a public key of the client terminal, and transmits the first hash value and the public key of the client terminal to the server device. The server device receives the first hash value and the public key of the client terminal from the client terminal, stores the first hash value, authenticates the client terminal on the basis of the stored first hash value and the derived first hash value, generates a client certificate on the basis of the public key of the client terminal and a secret key of the server device when the authentication succeeds, and transmits the client certificate to the client terminal. | 11-26-2015 |
20150350196 | TERMINAL AUTHENTICATION SYSTEM, SERVER DEVICE, AND TERMINAL AUTHENTICATION METHOD - Provided is a terminal authentication system including a client terminal and a server device. The client terminal transmits first information based on secret information different for each client terminal and a client certificate including a hash value of the secret information which is derived from the secret information, to a server device. The server device receives the first information and the client certificate, derives a hash value from the secret information based on the first information using a unidirectional function, and authenticates the client terminal on the basis of the derived hash value and the hash value of the secret information which is included in the client certificate. | 12-03-2015 |
20150350197 | SIGNATURE VERIFICATION SYSTEM, COMMUNICATION DEVICE, VERIFICATION DEVICE, SIGNATURE GENERATION METHOD, AND SIGNATURE VERFICATION METHOD - Provided is a signature verification system including a communication device and a verification device. The communication device and the verification device are connected to each other through a network. The communication device derives a first hash value from a first random number, derives a second hash value from data including electronic data and a certificate of the communication device which includes the first hash value and a public key of the communication device, using a unidirectional function, generates a signature using a secret key of the communication device with respect to the second hash value, and transmits the electronic data, the certificate, and the signature to the verification device. The verification device receives the electronic data, the certificate, and the signature, authenticates the communication device using the first hash value included in the certificate, derives the second hash value from the data including the electronic data and the certificate using a unidirectional function, and verifies the signature using the public key of the communication device and the derived second hash value which are included in the certificate. | 12-03-2015 |
Patent application number | Description | Published |
20140023397 | CHARGE APPLYING MEMBER AND IMAGE FORMING APPARATUS WITH THE SAME - A charge applying member includes a conductive roller and a shaft. The conductive roller includes a first region in contact with a member to be charged and facing an image forming region of the member to be charged and a second region next to a longitudinal end of the first region and facing a region of the member to be charged outside the image forming region and is configured to apply a charge to the member to be charged. The shaft formed of a metallic material inserted into the conductive roller and configured to be given a voltage from a power supply. A region plated with a metal having a lower ionization tendency than the shaft is formed as a plated region on a surface portion of the shaft corresponding to the first and second regions and a non-plated region is formed on a surface portion of the shaft corresponding to the second region. | 01-23-2014 |
20140294409 | IMAGE FORMING APPARATUS - An image forming apparatus has an image carrying body, a first electrically conductive member, a bias application device, and a controller. The first electrically conductive member makes contact with the photosensitive layer of the image carrying body The bias application device applies a bias containing an AC bias to the first electrically conductive member. The controller controls the bias application device. The image forming apparatus can execute, while no image formation is being performed, a temperature raising mode in which, with the first electrically conductive member in contact with the image carrying body outside the image formation region, an AC bias having a peak-to-peak value twice as high as the discharge start voltage between the first electrically conductive member and the image carrying body is applied to the first electrically conductive member to raise the temperature of the surface of the image carrying body. | 10-02-2014 |
20140294410 | IMAGE FORMING APPARATUS - An image forming apparatus includes an image bearing member, a first conductive member, a bias application device, and a control portion, and performs image formation on a surface of the image bearing member while making the image bearing member rotate. The image forming apparatus is capable of executing a heating-up mode in which, at the time of non-image formation, in a state where the image bearing member is made to rotate at a velocity lower than that used at the time of image formation, an alternating current bias having a frequency higher than that used at the time of image formation and a peak-to-peak value twice or more as large as a discharge start voltage between the first conductive member and the image bearing member is applied to the first conductive member to cause a surface of the image bearing member to be heated up. | 10-02-2014 |
20140308053 | IMAGE FORMING APPARATUS - An image forming apparatus includes an image bearing member, a conductive member, a bias application device, and a control portion. The image bearing member has a photosensitive layer formed on an outer peripheral surface thereof. The conductive member is disposed so as to make contact with an inner peripheral surface of the image bearing member and has a dielectric property. The bias application device applies a bias including an alternating current bias to the conductive member. The control portion controls the bias application device. The image forming apparatus is capable of executing a heating-up mode in which an alternating current bias having a peak-to-peak value twice or more as large as a discharge start voltage between the conductive member and the image bearing member is applied to the conductive member to cause the surface of the image bearing member to be heated up. | 10-16-2014 |
Patent application number | Description | Published |
20080314658 | Hybrid drive unit and running control method for hybrid drive unit - A hybrid drive system includes an engine; at least one rotating electric machine, wherein the engine and the at least one rotating electric machine are capable of driving a vehicle; and a controller. The controller starts a load limit control that limits a load exerted to the rotating electric machine when a temperature of the rotating electric machine exceeds a load limit start temperature; detects a loading state or a towing state of the vehicle; and determines the load limit start temperature based on the loading state or the towing state detected. | 12-25-2008 |
20090241532 | Drain structure of torque converter - A drain structure where oil sucked from the oil pan by the oil pump is supplied to the torque converter and circulates therein, and the oil is drained into the transmission case through a drain oil passage; and the drain oil passage passes through a gap between the torque converter and the oil pump, is guided to an upper part facing a fitting surface between the oil pump and the transmission case, and is further guided from the upper part to a part under the oil pump and opens above an oil level in the transmission case, and drain oil from the drain oil passage is discharged toward the oil pan. | 10-01-2009 |
20090241727 | Transmission case - A transmission case includes a housing that accommodates a starting device, the housing having rib portions on an inner surface; and a speed change mechanism case connected to the housing, the speed change mechanism case accommodating a speed change mechanism, wherein a thin wall portion is provided in the housing by a groove formed in the housing, and the transmission case is structured such that stress is concentrated on the thin wall portion by at least one of the rib portions when an impact load is applied to the transmission case. | 10-01-2009 |
20100151993 | Vehicle drive device - A vehicle drive device includes a case with a case main body portion accommodating the speed change mechanism, and a connection case portion connecting the engine and the case main body portion and having a diameter increased toward the engine; a hydraulic pressure control device that is provided under the speed change mechanism, and controls a hydraulic pressure to be supplied to the speed change mechanism; and an electric pump that generates the hydraulic pressure to be supplied to the speed change mechanism through the hydraulic pressure control device. | 06-17-2010 |
20150018158 | AUTOMATIC TRANSMISSION DEVICE - An automatic transmission device that changes a relative speed between an input and output member. The transmission configured with a first planetary gear mechanism including first to third rotary elements, a second planetary gear mechanism including fourth to sixth rotary elements, a third planetary gear mechanism including seventh to ninth rotary elements, and a fourth planetary gear mechanism including tenth to twelfth rotary elements. A first coupling between the third and eighth rotary element, a second coupling between the fifth and eleventh rotary element, a third coupling between the sixth and twelfth rotary element, a fourth coupling between the seventh and tenth rotary element. A first clutch between the first and third coupling, a second clutch between the first rotary element and the third coupling element, a third clutch between the first and fourth rotary element. | 01-15-2015 |
20150018159 | AUTOMATIC TRANSMISSION DEVICE - An automatic transmission for adjusting the relative speed between an input and output member. The transmission being configured with four planetary gears, the first having first to third rotary elements, the second having fourth to sixth rotary elements, the third having seventh to ninth rotary elements, the fourth having tenth to twelfth rotary elements. Three couplings between (i) first and sixth rotary elements, (ii) second and fifth rotary elements, and (iii) eighth and twelfth rotary elements. Three clutches are provided between (i) the second coupling and input member, (ii) third coupling and input member, and (iii) seventh rotary element and input member. Three brakes are provided at (i) the fourth rotary element, (ii) third coupling element, and (iii) tenth rotary element. The output member is connected to the third rotary element. | 01-15-2015 |
20150031494 | AUTOMATIC TRANSMISSION DEVICE - An automatic transmission is provided to adjust the speed between input and output members. The transmission is configured with four planetary gears having, (i) first to third rotary elements, (ii) fourth to sixth, (iii) seventh to ninth, and (iv) tenth to twelfth rotary elements. Three couplings are provided between (i) first and sixth rotary elements, (ii) second and ninth rotary elements, and (iii) third and eighth rotary elements. Three clutches are provided between (i) second coupling element and tenth rotary element, (ii) fifth and twelfth rotary elements, and (iii) fourth and tenth rotary elements. Three brakes are provided at (i) the fifth rotary element, (ii) the fourth rotary element, and (iii) seventh rotary element. The input member is connected to the tenth rotary element and the output member is connected to the third coupling element. | 01-29-2015 |
20150038281 | AUTOMATIC TRANSMISSION DEVICE - An automatic transmission configured with four planetary gear mechanisms, three clutches, and three brakes, which are configured to provide nine forward speeds and a reverse speed. The combination of elements results in, amongst other benefits, improved torque transfer efficiency. A first planetary gear mechanism including first to third rotary elements that form a sequence of the first rotary element, the second rotary element, and the third rotary element when arranged in an order at intervals corresponding to gear ratios in a velocity diagram. A second planetary gear mechanism including fourth to sixth rotary elements, a third planetary gear mechanism including seventh to ninth rotary elements, and a fourth planetary gear mechanism including tenth to twelfth rotary elements. | 02-05-2015 |
20150038282 | AUTOMATIC TRANSMISSION DEVICE - An automatic transmission device that changes a relative speed between an input and output member. The transmission is configured with four planetary gear mechanisms, the first including first to third rotary elements, the second including fourth to sixth rotary elements, the third including seventh to ninth rotary elements, the fourth including tenth to twelfth rotary elements. Four coupling elements are provided, the first that couples the first, fifth and eighth rotary element to each other. The second couples the second and twelfth rotary elements. The third couples third and eleventh rotary elements. Fourth couples fourth and ninth rotary elements. Three clutches, are provided between (i) second coupling element and the input member, (ii) sixth rotary element and the input member, and (iii) seventh rotary element and the input member. Three brakes are provided on the (i) sixth rotary element, (ii) fourth coupling element, and (iii) tenth rotary element. | 02-05-2015 |
20150038283 | AUTOMATIC TRANSMISSION DEVICE - An automatic transmission that changes a relative speed between an input and output member. Four planetary gears are provided, having (i) first to third rotary elements, (ii) fourth to sixth rotary elements, (iii) seventh to ninth rotary elements, and (iv) tenth to twelfth rotary elements. Four couplings are provided between (i) first and sixth rotary elements, (ii) second rotary and ninth rotary elements, (iii) third and eighth rotary elements, and (iv) fifth and twelfth rotary elements. Three clutches are provided between (i) second coupling element and input member, (ii) fourth rotary element input member, and (iii) tenth rotary element and input member. Three brakes are provided at (i) the fourth coupling element, (ii) fourth rotary element, (iii) and seventh rotary element. The output member is connected to the third coupling element. | 02-05-2015 |
20150148180 | AUTOMATIC TRANSMISSION DEVICE - An automatic transmission device configured to change the relative speeds between an input and output member. The automatic transmission is configured with four planetary gear mechanisms and a plurality of clutches and brakes, the arrangement being configured so as to reduce a loss due to the meshing between gears. The automatic transmission is configured with a first planetary gear mechanism including first to third rotary elements. A second planetary gear mechanism including fourth to sixth rotary elements, a third planetary gear mechanism including seventh to ninth rotary elements, and a fourth planetary gear mechanism including tenth to twelfth rotary elements. A first coupling element that couples the first, fifth and ninth rotary elements, a second coupling element that couples the second and twelfth, rotary elements, a third coupling element that couples the third and eleventh, and a fourth coupling element that couples the sixth and eighth elements to each other. | 05-28-2015 |
20150369342 | AUTOMATIC TRANSMISSION - An automatic transmission that shifts power applied to an input member and outputs the shifted power to an output member, the automatic transmission including a first planetary gear mechanism, a second planetary gear mechanism, a third planetary gear mechanism, a fourth planetary gear mechanism, a first coupling element, a second coupling element, a third coupling element, a fourth coupling element, a first clutch, a second clutch, a third clutch, a fourth clutch, a first brake and a second brake. | 12-24-2015 |
20150369356 | POWER TRANSMISSION APPARATUS - A power transmission apparatus including a transmission, a case that accommodates the transmission, a counter drive gear to which power from the transmission is transmitted, a counter driven gear that meshes with the counter drive gear, and a drive pinion gear that is disposed and spaced apart in an axial direction from the counter driven gear and that rotates together with the counter driven gear, the power transmission apparatus. | 12-24-2015 |
20150377326 | AUTOMATIC TRANSMISSION - An automatic transmission that shifts power applied to an input member and outputs the shifted power to an output member, the automatic transmission including a first planetary gear mechanism, a third planetary gear mechanism, a compound planetary gear mechanism, a first clutch, a second clutch, a third clutch, a fourth clutch a first brake, and a second brake. | 12-31-2015 |
20160003245 | OIL PUMP AND POWER TRANSMITTING DEVICE EQUIPPED WITH THE SAME - A driven sprocket of a chain driving mechanism is fixed to a rotation shaft between a front pump cover and a converter housing, and the rotation shaft is supported by a first supporting hole of the front pump cover and a second supporting hole of a rear pump cover. The movement of the driven sprocket in such a direction that it approaches the converter housing is restricted by a case side projection formed on the converter housing, and the movement of the driven sprocket in such a direction that it separates from the converter housing is restricted by a cover side projection formed on a bottom surface of the second supporting hole. | 01-07-2016 |
20160138692 | POWER TRANSFER DEVICE - A front support includes a second boss portion which extends toward a chain drive mechanism and to which a stator shaft is fixed. The second boss portion is inserted into a tubular portion of an impeller hub through a drive sprocket. An oil passage that communicates with a fluid transmission chamber is defined between the inner peripheral surface of the tubular portion and the outer peripheral surface of the stator shaft. A seal member that restricts an inflow of working oil from the oil passage is interposed between the tubular portion and the second boss portion. A shaft-side oil groove and a recessed portion which communicate with an in-case oil passage formed in the front support and the oil passage are formed between the second boss portion and the stator shaft. | 05-19-2016 |
Patent application number | Description | Published |
20090258747 | Control apparatus for vehicular drive system - A vehicular power transmitting system including a transmission portion constituting a part of a power transmitting path, an electric motor connected to the power transmitting path, an electrically controlled differential portion connected to the electric motor and having a differential state controllable according to a change of an operating speed of the electric motor, a casing accommodating the transmission portion, the electric motor and the electrically controlled differential portion, and a support member for supporting a rotor of the electric motor, the support member including a support portion formed in one axial end portion thereof, at which the rotor is supported rotatably about its axis, and a tapered portion having a diameter increasing in an axial direction from the one axial end portion toward the other axial end portion at which the support member is fixed to the casing, and wherein a winding portion of a stator of the electric motor is disposed in a space formed radially outwardly of the tapered portion, while a fluid passage portion for supplying a working fluid to frictional coupling devices of the transmission portion is disposed in a space formed radially inwardly of the tapered portion. | 10-15-2009 |
20110194968 | OIL PUMP - An oil pump having an inner rotor with of external teeth; an outer rotor that is eccentrically provided and has internal teeth that mesh with the inner rotor external teeth, and an oil pump body that accommodates the outer and inner rotors. By rotationally driving the inner rotor to increase and decrease a space between the internal and the external teeth, an intake stroke suctions hydraulic oil from the oil pump body and a discharge stroke discharges the suctioned hydraulic oil to a discharge port formed in the oil pump body. Between the intake and discharge strokes, a confinement stroke cuts off the suctioned hydraulic oil and confines the suctioned hydraulic oil in the space, and a compression stroke reduces the space and compresses the confined hydraulic oil. Further, an interval is set between a finish end portion of the intake port of the oil pump body and a start end portion of the discharge port such that a rotation angle of the inner rotor during the compression stroke is 21 to 27 degrees. | 08-11-2011 |
20130184117 | VEHICULAR AUTOMATIC TRANSMISSION - A vehicular automatic transmission includes three single pinion planetary gear sets and a plurality of engagement elements. A plurality of gears is selectively established by three of the plurality of engagement elements being engaged and three of the plurality of engagement elements being released. One of the plurality of engagement elements is a dedicated reverse engagement element that is engaged when a reverse gear is established and is released when a forward gear is established. | 07-18-2013 |
20130196813 | TRANSMISSION - A transmission comprising at least four planetary gear sets and at least six coupling elements which are all disposed coaxially with each other, and an input rotary member which is disposed on one of opposite axial sides of the transmission and which receives an input rotary motion, the transmission having a plurality of speed positions which have respective different speed ratios and which are established by engaging actions of respective combinations of coupling elements selected from the at least six coupling elements and releasing actions of respective combinations of the other coupling elements selected from the at least six coupling elements, wherein an improvement includes: the at least six coupling elements including at least two input clutches which are all connected to the input rotary member and which are all disposed on one of opposite axial sides of the at least four planetary gear sets, which one side corresponds to the one of the opposite axial sides of the transmission. | 08-01-2013 |
20140371025 | AUTOMATIC TRANSMISSION FOR VEHICLE - A vehicle automatic transmission includes: a plurality of rotating elements disposed rotatably relative to a transmission case; clutches each disposed between two rotating elements of the plurality of the rotating elements to be engaged to inhibit relative rotation between the two rotating elements and released to allow relative rotation between the two rotating elements, the clutches not including those engaged to directly couple the rotating elements to the transmission case and selectively establishing multiple shift stages achieved in the automatic transmission depending on a combination of engagement and release of the clutches, the vehicle automatic transmission, including three planetary gear devices and the six clutches, the plurality of the rotating elements being configured to include sun gears, carriers, and ring gears of the three respective planetary gear devices, and each of the multiple shift stages being established by engaging four clutches and releasing the remaining two clutches. | 12-18-2014 |
Patent application number | Description | Published |
20120169290 | ELECTRICITY STORAGE SYSTEM - There is provided an electricity storage system which comprises an electricity storage device, a charge and discharge switch device placed to be connected to the electricity storage device, a control block which is a charge and discharge control device which controls charging from a power supply and discharging from the electricity storage device to an external load, an electricity storage device breaker provided between the electricity storage device and the charge and discharge switch device, storage battery state detection units which detect the storage battery state information at a connection point between the electricity storage device and the electricity storage device breaker, and the detection units which detect the state information at a connection point between the electricity storage device breaker and the charge and discharge switch device. | 07-05-2012 |
20120175966 | POWER SUPPLY SYSTEM - In a power supply system with a storage battery assembly including storage battery pack groups, when electric power is supplied from at least one of the storage battery pack groups to a load connected to a parallel connection line, the storage battery pack group having the highest output voltage is selected from the storage battery pack groups capable of being commonly connected to the parallel connection line, and is first connected to the parallel connection line, and the highest output voltage of the output voltages of the storage battery pack groups connected to the parallel connection line is set as a reference voltage, and only the storage battery pack groups having an output voltage within a predetermined voltage range during discharging relative to the reference voltage are connected to the parallel connection line. | 07-12-2012 |
20120176080 | SECONDARY BATTERY STORAGE SYSTEM RACK - A secondary battery storage system rack is provided comprising a circuit block which is connected to an electric power line for exchanging electric power with the outside, a secondary battery block which is connected to the circuit block and which has a larger mass than the circuit block, and a storage body unit which stores, in the inside, the circuit block and the secondary battery block, wherein the secondary battery block and the circuit block are placed in one line along a direction of gravitational force, with the secondary battery block placed below the circuit block. | 07-12-2012 |
20120182024 | GROUND FAULT DETECTION CIRCUIT AND GROUND FAULT DETECTION APPARATUS - A ground fault detection circuit includes: a first switch circuit that connects/disconnects a first path between a positive bus bar and a ground potential section, the positive bus bar being connected to positive electrodes of secondary battery units through a field-effect transistor including a parasitic diode; a second switch circuit that connects/disconnects a second path between a negative bus bar and a ground potential section, the negative bus bar being connected to negative electrodes of the secondary battery units; and a ground fault detection unit that detects a ground fault of the positive bus bar or the negative bus bar based on an electric current flowing through the first path or the second path. | 07-19-2012 |
20120236451 | ELECTRICITY STORAGE SYSTEM AND CONTROL DEVICE - There is provided an electricity storage system which comprises an electricity storage device, a charge and discharge switch device which is placed connected to the electricity storage device, a control block which is a charge and discharge control device which controls charging from a power supply and discharging from the electricity storage device to an external load, and an electricity storage device breaker with transmission and reception functions which is provided between the electricity storage device and the charge and discharge switch device, disconnects connection with the electricity storage device according to detection of abnormality of the electricity storage device or according to an instruction of the control block, and notifies the execution of the disconnection to the control block. The control block comprises a hardware disconnection instruction unit in addition to a software disconnection instruction unit. | 09-20-2012 |
20140062416 | ELECTRICITY STORAGE SYSTEM AND CONTROL DEVICE - There is provided an electricity storage system which comprises an electricity storage device, a charge and discharge switch device which is placed connected to the electricity storage device, a control block which is a charge and discharge control device which controls charging from a power supply and discharging from the electricity storage device to an external load, and an electricity storage device breaker with transmission and reception functions which is provided between the electricity storage device and the charge and discharge switch device, disconnects connection with the electricity storage device according to detection of abnormality of the electricity storage device or according to an instruction of the control block, and notifies the execution of the disconnection to the control block. The control block comprises a hardware disconnection instruction unit in addition to a software disconnection instruction unit. | 03-06-2014 |
20140145727 | GROUND FAULT DETECTION CIRCUIT AND GROUND FAULT DETECTION APPARATUS - A ground fault detection circuit may include a switch circuit that connects or disconnects a path between a bus bar connected to a secondary battery and a ground potential section; an I/V conversion resistance element for detecting a ground fault of the bus bar based on an electric current flowing through the path; and a resistance element connected in series to the I/V conversion resistance element. | 05-29-2014 |