Patent application number | Description | Published |
20090046743 | TRANSMISSION APPARATUS AND TRANSMISSION METHOD - A transmission apparatus of the present invention includes an encoder unit configured to encode data including plural layers for each of the layers, a packetizing unit configured to generate a packet based on the data encoded by the encoder unit, a determination unit configured to determine transmission intervals at which the generated packet is transmitted for each of the layers, and a transmission unit configured to transmit the generated packet at the determined transmission intervals, wherein the transmission intervals are changed for each specified packet, where the change varies with each of the plurality of layers. | 02-19-2009 |
20090046744 | COMMUNICATION CONTROL APPARATUS, COMMUNICATION CONTROL METHOD, AND COMPUTER PROGRAM - A communication control apparatus includes a packetizing unit configured to generate packets based on coded data; a calculating unit configured to calculate, based on at least one of information regarding the amount of code of the coded data, reception state information indicating a reception state of a reception device serving as a transmission destination to which the packets are to be transmitted, information regarding the effective speed of a communication line to be used for transmission of the packets, and information regarding an available capacity of a communication channel that can be ensured for communication of the packets, the number of packets to be continuously transmitted; and a transmitting unit configured to continuously transmit, via the communication line to the reception device, packets corresponding to the number of packets calculated by the calculating unit. | 02-19-2009 |
20090279616 | DATA TRANSMISSION APPARATUS, DATA TRANSMISSION METHOD, AND PROGRAM - A transmission apparatus receives information used to identify video data in which an error occurs on a communication path, and changes a coding mode in which data coding is performed by referring to video data in other frame so that video data coded by referring to the video data corresponding to the identification information is coded in a coding mode in which data coding is performed without referring to the video data in the other frame. Further, the transmission apparatus codes video data in the changed coding mode. | 11-12-2009 |
20100158119 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - It aims to provide the technique capable of reducing the process to be executed on the reception side and shortening the time from the occurrence of an error to the sending of a retransmission request. To achieve this, the image data is encoded in units of block by the encoding unit, the reference information representing whether or not the block is referred when another block is encoded is generated by the reference map generation unit, and then the encoded block and the reference information are transmitted by the transmission unit. | 06-24-2010 |
20130329068 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - In the case of a conventional image apparatus that generates refocus image on the occasion of image display, there is a waiting time because the image apparatus generates the refocus image in response to an operation of a user and requires the time to generate the refocus image. To address this situation, an image apparatus determines ranks of targets to be in focus based on history information indicating operation history, and generates sequentially combined image data from multi-viewpoint image data obtained by capturing images from multiple viewpoints, by focusing on the targets in accordance with the determined ranks. | 12-12-2013 |
Patent application number | Description | Published |
20120305155 | PNEUMATIC TIRE - In a pneumatic tire, center land portions include a circumferential narrow groove extending in the tire circumferential direction so as to partition the center land portions in a tire width direction; a plurality of lug grooves disposed in each region of each of the center land portions partitioned by the circumferential narrow groove, extending in the tire width direction, so as to partition each of the regions of the center land portions in the tire circumferential direction; and a plurality of blocks partitioned by the circumferential narrow groove and the plurality of lug grooves. Blocks of the center land portions include one open sipe extending in the tire width direction so as to partition the blocks in the tire circumferential direction, and three or more closed sipes disposed in each of the regions of each of the blocks partitioned by the open sipe. | 12-06-2012 |
20140326381 | Pneumatic Tire - In the pneumatic tire, the blocks above the circumferential reinforcing layer have at least one sipe. Also, the sipe has a bent shape, in a plan view, with two flex points P | 11-06-2014 |
20150101727 | Pneumatic Tire - A pneumatic tire comprises a carcass layer, a belt layer disposed on an outer side of the carcass layer in a tire radial direction, and a tread rubber disposed on the outer side of the belt layer in the tire radial direction. The belt layer formed by laminating an angle belt having a belt angle≧45° and ≦70° in absolute values, a pair of cross belts, having belt angles of ≧10° and ≦45° in absolute values and having belt angles of mutually opposite signs, and a circumferential reinforcing layer having a belt angle within a range of ±5° with respect to a tire circumferential direction. A tread width TW and a total tire width SW such that 0.79≦TW/SW≦0.89. A width Ws of the circumferential reinforcing layer and a cross-sectional width Wca of the carcass layer such that 0.60≦Ws/Wca≦0.70. | 04-16-2015 |
20150114536 | Pneumatic Tire - A pneumatic tire includes a carcass layer, a belt layer that is disposed on the outer side in the tire radial direction of the carcass layer, and a tread rubber that is disposed on the outer side in the tire radial direction of the belt layer. The pneumatic tire also includes at least three circumferential main grooves extending in the tire circumferential direction, and a plurality of land portions that are defined by these circumferential main grooves. The belt layer includes an inner-side cross belt and outer-side cross belt having belt angles of not less than 51° and not more than 80° as absolute values with respect to the tire circumferential direction, the belt angles having mutually opposite signs, and a circumferential reinforcing layer having a belt angle that satisfies a range of ±5° with respect to the tire circumferential direction. | 04-30-2015 |
20150136296 | Pneumatic Tire - A pneumatic tire includes an inner-side cross belt and an outer-side cross belt forming belt angles of mutually different signs with the tire circumferential direction with absolute values from 46° to 80°, inclusive; a circumferential reinforcing layer arranged between the inner-side cross belt and the outer-side cross belt and forming a belt angle of ±5° with the tire circumferential direction; and a supplemental belt arranged outside the outer-side cross belt in the radial direction of the tire and forming a belt angle with the tire circumferential direction with an absolute value between 10° and 45° inclusive. | 05-21-2015 |
20150136297 | PNEUMATIC TIRE - In a pneumatic tire, a belt layer includes an inner-side cross belt and an outer-side cross belt each having an absolute value of a belt angle with respect to the tire circumferential direction of not less than 46 degrees and not more than 80 degrees and having the belt angles with signs that are opposite to each other. The circumferential reinforcing layer has a belt angle with respect to the tire circumferential direction within the range ±5 degrees and disposed between the inner-side cross belt and outer-side cross belt. The supplemental belt has an absolute value of a belt angle with respect to the tire circumferential direction of not less than 10 degrees and not more than 45 degrees, and is disposed on the inner side in the tire radial direction of the inner-side cross belt. The supplemental belt and the inner-side cross belt have belt angles with opposite signs. | 05-21-2015 |
20150151581 | Pneumatic Tire - In a pneumatic tire, a belt layer includes an inner-side cross belt and an outer-side cross belt having an absolute value of belt angle with respect to a tire circumferential direction of not less than 46 degrees and not more than 80 degrees and having belt angles with signs that are opposite to each other; and a circumferential reinforcing layer having a belt angle with respect to the tire circumferential direction within the range of ±5 degrees and disposed between the inner-side cross belt and outer-side cross belt. Also, a distance Gcc on a tire equatorial plane from a tread profile to a tire inner circumferential surface and a distance Gsh from a tread edge to the tire inner circumferential surface satisfy a relationship 1.10≦Gsh/Gcc. | 06-04-2015 |
20150151582 | Pneumatic Tire - In a pneumatic tire, a belt layer includes an inner-side cross belt and outer-side cross belt having belt angles of not less than 46° and not more than 80° as absolute values with respect to a tire circumferential direction, the belt angles having mutually opposite signs, a circumferential reinforcing layer having a belt angle satisfying a range of ±5° with respect to the tire circumferential direction, and disposed between the inner-side cross belt and outer-side cross belt, and a supplemental belt having a belt angle of not less than 10° and not more than 45° as an absolute value with respect to the tire circumferential direction, and disposed on the outer side in a tire radial direction of the outer-side cross belt. Additionally, the supplemental belt and the outer-side cross belt have belt angles of mutually opposite signs. | 06-04-2015 |
20150273947 | Pneumatic Tire - The pneumatic tire includes a carcass layer, a belt layer disposed outward of the carcass layer in the tire radial direction, and a tread rubber disposed outward of the belt layer in the tire radial direction. Moreover, the belt layer is formed by laminating a pair of cross belts having a belt angle with an absolute value from 10° to 45° both inclusive and mutually opposite signs, and the circumferential reinforcing layer having a belt angle within a range of ±5° relative to the tire circumferential direction. Moreover, the distance (Gcc) from the tread profile to the tire inner circumferential surface along the tire equatorial plane and the distance (Gsh) from the tread edge to the tire inner circumferential surface have a relationship satisfying 1.10≦Gsh/Gcc. | 10-01-2015 |
Patent application number | Description | Published |
20140096890 | METHOD FOR MANUFACTURING LAMINATED CERAMIC ELECTRONIC COMPONENT - A method for manufacturing a laminated ceramic electronic component, which includes the steps of preparing a laminate chip having opposed end edges of internal electrodes exposed at opposed side surfaces of the laminate chip; forming a first insulator section and a second insulator section, respectively, on opposed side surfaces of the laminate chip by pressing against a metal plate with a volume of grooves filled with a paste, and swinging the metal plate in any direction when pulling the laminate chip away from the metal plate; and firing the laminate chip with the first insulator section and second insulator section formed thereon. The paste has a viscosity of 500 Pa·s to 2500 Pa·s, and a content C (vol %) of an inorganic solid satisfies a predetermined condition. | 04-10-2014 |
20140373324 | CERAMIC ELECTRONIC COMPONENT AND METHOD OF MANUFACTURING THE SAME - A ceramic electronic component includes a rectangular or substantially rectangular parallelepiped-shaped stack in which a ceramic layer and an internal electrode are alternately stacked and an external electrode provided on a portion of a surface of the stack and electrically connected to the internal electrode. The external electrode includes an inner external electrode covering a portion of the surface of the stack and including a mixture of a resin component and a metal component and an outer external electrode covering the inner external electrode and including a metal component. The inner external electrode includes a plurality of holes. An average opening diameter of the plurality of holes is not greater than about 2.5 μm. Some or all of the plurality of holes are embedded with the metal component of the outer external electrode. | 12-25-2014 |
20140375173 | CERAMIC ELECTRONIC COMPONENT AND METHOD OF MANUFACTURING THE SAME - A ceramic electronic component includes a rectangular or substantially rectangular parallelepiped shaped laminate in which a ceramic layer and an internal electrode are alternately laminated and an external electrode provided on a portion of a surface of the laminate and electrically connected to the internal electrode. The external electrode includes an inner external electrode covering a portion of the surface of the laminate and including a mixture of a resin component and a metal component and an outer external electrode covering the inner external electrode and including a metal component. The inner external electrode includes, as a metal component, a first metal component of which a portion forms an alloy with the internal electrode so as to connect the internal electrode and the inner external electrode to each other, and a second metal component higher in melting point than the first metal component, of which a portion forms an alloy with the first metal component so as to connect the inner external electrode and the outer external electrode to each other. A concentration of a metal in a surface layer of the inner external electrode is not lower than about 17%. | 12-25-2014 |
20140375175 | CERAMIC ELECTRONIC COMPONENT AND METHOD OF MANUFACTURING THE SAME - A ceramic electronic component includes a rectangular or substantially rectangular parallelepiped-shaped stack in which a ceramic layer and an internal electrode are alternately stacked and an external electrode provided on a portion of a surface of the stack and electrically connected to the internal electrode. The external electrode includes an inner external electrode covering a portion of the surface of the stack and including a mixture of a resin component and a metal component and an outer external electrode covering the inner external electrode and including a metal component. A volume occupied by the resin component in the inner external electrode is within a prescribed range. | 12-25-2014 |
Patent application number | Description | Published |
20090318790 | BLOOD SENSOR AND BLOOD EXAMINING INSTRUMENT INCLUDING SAME - A blood sensor ( | 12-24-2009 |
20090318834 | BLOOD TEST DEVICE - A blood test device using a laser as a puncture means. More specifically, it is intended to provide a blood test device using a laser as a puncture means by which the skin can be fixed at a definite position by raising up the punctured skin under negative pressure and thus bringing it into close contact with a blood sensor and in which the laser is focused into the vicinity of the blood sensor face. Thus, it is possible to provide a blood test device of the laser puncture type whereby the skin can be surely punctured while giving little pain to a patient. | 12-24-2009 |
20100222703 | BLOOD TEST DEVICE - A blood test device ( | 09-02-2010 |
20100234835 | LASER PERFORATION DEVICE AND LASER PERFORATION METHOD - A laser perforation device that has a simple structure and with which pain to a person in skin perforation is reduced. In the device, a laser beam emitted from a laser emitting device ( | 09-16-2010 |
20100262039 | BLOOD TEST APPARATUS AND METHOD OF CONTROLLING THE SAME - A blood test apparatus having a simple constitution whereby stable measurement can be conducted by surely sampling the blood in an amount being small but sufficient for the test without placing too much burden on a patient. | 10-14-2010 |
20100324451 | BLOOD TESTING APPARATUS - Provided is a blood testing apparatus capable of measuring a blood sugar level while keeping the operability, even if the remaining battery life is short. This blood testing apparatus includes a casing ( | 12-23-2010 |
20110237978 | BLOOD TEST APPARATUS AND METHOD OF CONTROLLING THE SAME - A blood test apparatus having a simple constitution whereby stable measurement can be conducted by surely sampling the blood in an amount being small but sufficient for the test without placing too much burden on a patient. When a first skin contact sensor of this apparatus detects the skin, driving of a negative pressure unit is initiated. Thus, the skin rises and comes into contact with a second skin contact sensor. After piercing into the skin, the negative pressure supply is once ceased. Next, the negative pressure is applied again for a definite period of time. Thus, the opening in the skin is broadened, which facilitates the flow out of the blood. | 09-29-2011 |
Patent application number | Description | Published |
20110122917 | PHYSICAL QUANTITY DETECTING APPARATUS - A physical quantity detecting apparatus includes a plurality of physical quantity conversion circuits, an output selection circuit and a signal conversion circuit. Each of the plurality of physical quantity conversion circuits converts a physical quantity to be detected into a voltage corresponding to the physical quantity and outputs the voltage. The output selection circuit is electrically connected to the plurality of physical quantity conversion circuits to select a maximum voltage from among the voltages outputted from the plurality of physical quantity conversion circuits. The signal conversion circuit is electrically connected to the output selection circuit to convert the voltage outputted from the output selection circuit into a pulse signal having a pulse width or frequency corresponding to the voltage and output the pulse signal. | 05-26-2011 |
20110221374 | DISCHARGING CONTROL DEVICE FOR ELECTRIC POWER CONVERSION SYSTEM - A discharge control device in an electric power conversion system mounted to a motor vehicle turns off a relay in order to instruct an electric power conversion circuit to supply a reactive current into a motor generator, and thereby to decrease a capacitor voltage to a diagnostic voltage. After this process, the discharge control device outputs an emergency discharging instruction signal dis in order to turn on both power switching elements at high voltage side and a low voltage side in the electric power conversion circuit. This makes a short circuit between the electrodes of the capacitor in order to discharge the capacitor, and executes a discharging control to detect whether or not an emergency discharging control is correctly executed and completed. The discharge control device detects whether or not the electric power stored in the capacitor is discharged on the basis of the voltage of a voltage sensor. | 09-15-2011 |
20120075753 | ELECTRONIC SYSTEM FOR CONVERTING DC VOLTAGE INTO AC VOLTAGE - An electronic system has IGBT, on driving FET and off driving FET connected with the gate of the IGBT, and a control circuit. The on driving FET in an on state supplies electric charge to the IGBT gate. The off driving FET in an on state releases the charge from the GET gate. The control circuit controls each of the on FETs according to a driving signal to be set in the on and off states every switching period of time and to control the voltage at the IGBT gate. When on-failure occurs in the on driving FET set in the on state so as to keep the on driving FET in the on state in spite of control of the control circuit, the control circuit controls a controlled element other than the off driving FET to set the IGBT in the off state. | 03-29-2012 |
20120146613 | INTEGRATED CIRCUIT-BASED DRIVE CIRCUIT FOR DRIVING VOLTAGE-CONTROLLED SWITCHING DEVICE AND METHOD OF MANUFACTURING THE DRIVE CIRCUIT - A drive circuit supplies a charging current via a charging path to drive the control terminal of a voltage-controlled switching device, with a resistor and a switching device being connected in series in the charging path. A control circuit in an integrated circuit of the drive circuit operates an internal switching device such as to selectively enable/interrupt the charging current and to regulate the voltage drop across the resistor to a fixed value. The switching device connected in the charging path can be readily changed from the internal switching device to an external switching device, in accordance with the operating requirements of the driven switching device. | 06-14-2012 |
20120217906 | FAILURE INFORMATION TRANSMISSION APPARATUS - A failure information transmission apparatus includes a transmission circuit and a reception circuit. The transmission circuit transmits a plurality of pieces of failure information related to a plurality of failures as pulse signals different from one another via the same transmission path. The reception circuit receives the pulse signals transmitted by the transmission circuit via the same transmission path and identifies the failure information based on the pulse signal received. If the plurality of failures occurs at the same time, the transmission circuit transmits preferentially transmits failure information with higher priority of transmission. | 08-30-2012 |
20120217937 | DRIVE CIRCUIT FOR SWITCHING ELEMENT - A drive circuit is used for driving a switching element. The drive circuit includes a detection unit and an integrated circuit. The detection unit detects a state of a controlled switching element and outputs a voltage signal corresponding to a detection result of the state. The integrated circuit receives the voltage signal via an input terminal for the detection result and controls the switching element based on the received voltage signal. The input terminal includes at least two input terminals that are connected to each other so as to receive the same voltage signal from the detection unit. | 08-30-2012 |
20120235488 | POWER CONVERTER - A power converter includes a backup power source Eb provided separately from a power source Es and designed to supply power during a discharge period, and a discharging driver Mb that turns on/off an upper-arm (one) switching element in series-connected switching elements Qu and Qd based on a drive signal that has at least one of a voltage and a frequency, and drives a lower-arm (the other) switching element Qd such that it is always on, the at least one of the voltage and the frequency of the drive signal being within a predetermined range lower than a drive signal outputted from a normal driver Mu, Md. | 09-20-2012 |
20120236617 | POWER CONVERTER - A motor control apparatus | 09-20-2012 |
20120249020 | DRIVE CIRCUIT FOR SWITCHING ELEMENT - A drive circuit for a switching element includes a constant-current control unit and a restriction unit. The constant-current control unit performs a constant-current control for charging an open/close control terminal of a switching element to be driven which is a voltage-controlled switching element with electric charge for turning on the switching element. The restriction unit restricts, to a reference voltage, a voltage between the open/close control terminal and a first end of a pair of ends of a current flow path of the switching element for a predetermined period following a start of the constant-current control within a charging process period during which the open/close control terminal is charged with the electric charge such that the switching element is turned on. | 10-04-2012 |
20120249021 | INFORMATION TRANSMISSION APPARATUS - A transmission circuit transmits a header pulse signal which has signal length being equal to or more than twice as long as reference time, pulse period having predetermined ratio thereof to the signal length, and pulse stop period being successive and longer than the reference time via transmission path. The transmission circuit subsequently and successively transmits a plurality of data pulse signals which have signal length being the same as the reference time, pulse period having predetermined ratio thereof to the signal length associated with data, and pulse stop period being located before and after the pulse period via the transmission path. A reception circuit receives pulse signals via the transmission path, detects the header pulse signal based on the pulse stop period of the received pulse signal, and obtains a plurality of pieces of data based on the pulse period of pulse signals following the header pulse signal. | 10-04-2012 |
20120320649 | DISCHARGE CONTROL APPARATUS FOR POWER CONVERTING SYSTEM WITH CAPACITOR - A discharge controller carries out discharge control by determining a voltage to be applied to a conduction control terminal of each of switching elements such that a current in a non-saturation region of one of the switching elements is lower than a current in a non-saturation region of the other thereof, and applying the voltage to the conduction control terminal of each switching element with an opening-closing member opening an electrical path to turn on the switching elements, resulting in short-circuit of both electrodes of a capacitor so that a discharge current is outputted from the capacitor based on the discharge control. A manipulator manipulates, based on a value of the discharge current, how to apply the voltage to the conduction control terminal of the one of the switching elements, thus controlling an amount of heat to be generated in the one of the switching elements. | 12-20-2012 |
20130175959 | DRIVER FOR SWITCHING ELEMENT AND CONTROL SYSTEM FOR ROTARY MACHINE USING THE SAME - In a driver, a charging module stores negative charge on the gate of a switching element via a normal electrical path to charge the switching element upon a drive signal representing change of an on state to an off state. This shifts the on state of the switching element to the off state. An adjusting module changes a value of a parameter correlating with a charging rate of the switching element through the normal electrical path as a function of an input signal to the driver. The input signal represents a current flowing through the conductive path, a voltage across both ends of the conductive path, or a voltage at the gate. A disabling module disables the adjusting module from changing the value of the parameter if the drive signal represents the on state of the switching element. | 07-11-2013 |
20130181749 | DRIVE CIRCUIT FOR SWITCHING ELEMENT - The drive circuit is for turning on and off a switching element having an open/close control terminal, an input terminal and an output terminal by moving electrical charge in the open/close control terminal in accordance with an on-manipulation command and an off-manipulation command received from outside. The drive circuit includes an active gate control means for changing a moving speed of the electrical charge midway between when movement of the electrical charge is started and when the movement is completed, and a determination means for making at least one of a determination on a change timing to change the moving speed and a determination on whether or not a change of the moving speed by the active gate control means should be made. | 07-18-2013 |
20130207712 | DRIVE UNIT FOR REVERSE-CONDUCTING SWITCHING ELEMENT - In a drive unit for a reverse-conducting switching element which is a driven switching element, a process to transfer electric charges to a conductive control terminal of the driven switching element is performed on the basis of a turn-on command or a turn-off command, thereby turning on and off the driven switching element. A transfer rate of the electric charges is changed in a period from when the transfer of the electric charges to the conductive control terminal is started until when it is completed. While judged that forward current flows in a free-wheel diode, the electric charges are inhibited from being charged to the conduction control terminal which corresponds to the free-wheel diode in which the forward current is judged to flow. While the electric charges are inhibited from being charged to the conductive control terminal, a change of the transfer rate is disabled. | 08-15-2013 |
20130229208 | DRIVE CIRCUIT FOR SWITCHING ELEMENTS - A first-path connects an input-terminal and an output-terminal of a high-potential-side switching-element and includes a high-potential-side rectifying-device and a high-potential-side passive-element. A second-path connects the output-terminal of the high-potential-side switching-element and the output-terminal of a low-potential-side switching-element and includes a low-potential-side rectifying-device and a low-potential-side passive-element. A high-potential-side applying-unit applies voltage to a connecting point between the high-potential-side rectifying-device and the high-potential-side passive-element. A high-potential-side determining-unit determines that an overcurrent is flowing between the input-terminal and the output-terminal of the high-potential-side switching-element by using a first-value. A limiting-unit limits a current between the low-potential-side rectifying-device and the output-terminal of the high-potential-side switching-element if the overcurrent is flowing. A low-potential-side applying-unit applies voltage to a connecting point between the low-potential-side rectifying-device and the low-potential-side passive-element. A low-potential-side determining-unit determines that an overcurrent is flowing between the input-terminal and the output-terminal of the high-potential-side or low-potential-side switching element by using a second-value. | 09-05-2013 |
20140019816 | ERROR CORRECTION DEVICE - In an error correction device, a frame generation section receives pulse signals as temperature information of a power switching element transmitted from a PWM comparator. The frame generation section sets a first correction pulse signal, a second correction pulse signal and the temperature information sequentially into each frame. A pulse width of the first correction pulse signal corresponds to a pulse width when a time ratio thereof becomes 100%. A pulse width of the second correction pulse signal corresponds to a pulse width when a time ratio thereof becomes 50%. A microcomputer receives the temperature information through a photocoupler and corrects the received temperature information. The microcomputer calculates a temperature detection value of the power switching element on the basis of the corrected temperature information. | 01-16-2014 |
20140023110 | TEMPERATURE MEASURING APPARATUS WITH SENSOR ASSEMBLY OF SENSING DEVICES CONNECTED TOGETHER - A temperature measuring apparatus is provided which includes a sensor assembly made up of sensing devices which are connected together to produce an output signal correlated with the temperature of a target object. The temperature measuring apparatus determines the number of the sensing devices of the sensor assembly and corrects the output signal so as to compensate for an error in determining the temperature of the target object which depends upon the number of the sensing devices. | 01-23-2014 |
20140307492 | DRIVE UNIT FOR SWITCHING ELEMENT - An inverter for driving a motor generator has series connection units, each of which has two switching elements, connected in series, in high and low voltage sides, respectively. A drive unit is arranged for each switching element. A gate of the switching element is connected to an emitter thereof through a first cutoff resistance and a first cutoff switching element in the drive unit. The gate of the switching element is also connected to the emitter thereof through a second cutoff resistance and a second cutoff switching element in the drive unit. A resistance value of the first cutoff resistance is higher than a resistance value of the second cutoff resistance. A software cutoff process is performed when the switching element is in a completely turned-on state so that the first cutoff switching element is turned on and the second cutoff switching element is turned off. | 10-16-2014 |
20140307495 | DRIVER FOR TARGET SWITCHING ELEMENT AND CONTROL SYSTEM FOR MACHINE USING THE SAME - In a driver having a reference point with a reference potential for driving a target switching element having an on-off control terminal, a charging path electrically connects the on-off control terminal of the target switching element and a driving power source for charging the on-off control terminal of the target switching element. A bypass path electrically connects the on-off control terminal of the target switching element and the driving power source. A storage has a first conductive end electrically connected to the bypass path and a second conductive end electrically connected to the reference point of the target switching element, and is configured for storing therein charge sent through the bypass path. | 10-16-2014 |