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37results about How to "Simple and cost-effective implementation" patented technology

Actuating device for an on/off valve

An actuating device for an on / off valve having a pneumatic drive that is connected to a compressed air supply by a solenoid valve, wherein when driven with a control voltage, the solenoid valve ventilates the pneumatic drive with the compressed air and, when the control voltage is not present, vents the pneumatic drive. The pneumatic drive moves the on / off valve into an operating position during ventilation and moves it into a safety position during venting. To permit the performance of partial-stroke tests in the simplest way possible, a device for performing the partial-stroke test includes a controllable switch which is closed in a quiescent state, and in this case supplies the control voltage to the solenoid valve. The controllable switch is opened by a control signal that is generated to perform the partial-stroke test. The control signal is supplied to the controllable switch by a position switch that is closed in the operating position of the on / off valve and is opened when the on / off valve reaches a predefined position in the direction of the safety position.
Owner:SIEMENS AG

Clock processing logic and method for determining clock signal characteristics in reference voltage and temperature varying environments

Clock processing logic and method for determining clock signal characteristics in reference voltage and temperature varying environments are described. A sample vector is characterized by bit locations corresponding to sequentially increasing delay values so that values stored in such bit locations indicate clock signal edges where value transitions occur. In one embodiment, edge detection logic and sensitivity adjustment logic are used in determining the clock period from such a sample vector. In another embodiment, an edge filter, sample accumulation logic, and clock period and jitter processing logic are used in determining an average clock period and clock jitter from a predefined number of such sample vectors.
Owner:SK HYNIX INC

Method for operating a laser as an ignition device of an internal combustion engine

A method for operating a laser as an ignition device of an internal combustion engine, the laser including at least one laser crystal, a passive Q-switch and at least one pump device, particularly a laser diode, which optically pumps the laser crystal using pump radiation; at a temperature of the laser crystal below an operating boundary temperature, the pump radiation being changed, compared to a normal operation, in such a way that, compared to the normal operation, a greater radiation energy is converted to heat in the laser crystal.
Owner:ROBERT BOSCH GMBH

Optoelectronic arrangement having at least one laser component, and a method for operating a laser component

The invention relates to an optoelectronic arrangement having at least one laser component. A heating device for heating the laser component up to a constant temperature is provided in such a way that the laser component is operated at a temperature that is at least equal to the highest temperature to be expected that would be present during operation of the laser component without the heating device. The invention also relates to a method for operating a laser component in which the laser component is heated up to a constant temperature that is at least equal to the highest temperature to be expected that would be present during operation of the laser component without heating. The laser component is then operated at this temperature. The exact monitoring of the emitted wavelength of a laser component is rendered possible in a simple way by the invention.
Owner:INFINEON TECH AG

Circuit arrangement and method for controlling at least one actuator in a motor vehicle

InactiveUS20080015713A1Simple and cost effective to implementSafe and reliableProgramme controlSafety arrangmentsPeripheralActuator
A circuit arrangement is provided for controlling at least one actuator in a motor vehicle, comprising a microcontroller, a watchdog circuit with an active operating mode for monitoring the functionality of the microcontroller and a reduced activity operating mode, and with at least one microcontroller-controlled peripheral unit with a first operating mode for controlling at least one actuator. According to the invention, the peripheral unit has a second operating mode and is designed to change the actuator to a safe mode and / or to keep it in this mode when the peripheral unit is in the second operating mode, and the circuit arrangement is designed to operate the peripheral unit in the second operating mode at least whenever the watchdog circuit is in the reduced activity operating mode. The invention relates furthermore to a corresponding method for controlling at least one actuator in a motor vehicle.
Owner:ATMEL AUTOMOTIVE

Energy supply of a measuring device

An energy supply unit for a measuring device for determining and / or monitoring a physical or chemical, process variable of a medium. Included is at least one voltage limiting unit and / or at least one current limiting unit in the energy supply unit, wherein the voltage limiting unit is embodied in such a manner that arising voltages remain under a value, which leads to an explosion in an explosion-endangered area, and wherein the current limiting unit is embodied in such a manner that arising currents and / or heatings associated therewith remain under a value, which leads to an explosion in an explosion-endangered area.
Owner:EHNDRESS KHAUZER GMBKH KO KG

Method and device for determining a current angular position of a rotatable magnetic component in an electric drive

The invention relates to a method for determining the actual angle position of a rotatable magnetic component in an electric drive (10) having an odd number of pole pairs. An actual angle measurement value (ΦAMR,k) of the rotatable component is measured using an angle sensor (28) which only measures the actual angle measurement value (ΦAMR,k) within a predefined reduced angular area, and an associated device (20) for determining an actual angle position of a rotatable magnetic component in an electric drive (10). According to the invention, the actual angle measurement value (ΦAMR,k) measured exclusively for the reduced angular area is converted using the direction and the sign of the magnetic field of the rotatable magnetic component in a clear angular position in non-reduced angular area, the direction and sign of the magnetic field of the rotatable magnetic element (12) being determined by applying first test impulses (Ua, Ub, Uc) to the electric drive (10) and by evaluating the resulting second test impulses (I1, I2, Ia, Ib, Ic) which are produced in the electric drive (10) in reaction with the applied first test impulses (Ua, Ub, Uc).
Owner:ROBERT BOSCH GMBH

Method for Monitoring an Electrical Power Supply Line Comprised in a Seismic Cable, Corresponding System, Computer Program Product and Non-Transitory Computer-Readable Carrier Medium

It is proposed a method for monitoring an electrical power supply line comprised in a seismic cable and extending along the seismic cable. The seismic cable includes: a plurality of seismic sensors arranged along the seismic cable, a plurality of controllers arranged along the seismic cable, and an optical transmission line extending along the seismic cable for carrying data signals from or towards the controllers. The electrical power supply line supplies at least one pair of master and slave controllers. The master controller of a given pair of master and slave controllers performs a step of monitoring a portion of the electrical power supply line between the master and slave controllers, by using an optical loop established on a portion of the optical transmission line between the master and slave controllers, and starting from the master controller and passing through the slave controller.
Owner:SERCEL INC

Oscillator frequency control

A control unit supplies a new control value to a frequency source. The value is determined by the frequency source frequency and the reference frequency. The control unit further calculates a rate of change value based at least on the new and a previous control value if there is communication with the reference frequency generator and stores these values in corresponding stores. Another control unit calculates a new control value based on the rate of change value from the rate of change store and the last used control value from the control value store and supplies the new control value to the frequency source if there is no communication with the reference generator.
Owner:SONY ERICSSON MOBILE COMM AB

Exhaust gas aftertreatment system for an internal combustion engine

ActiveUS20200208556A1Improves light-offCatalytic conversion in the first catalytic converter is optimizedSilencing apparatusMachines/enginesCatalytic transformationExhaust fumes
The invention relates to an exhaust gas aftertreatment system for an internal combustion engine comprising a first catalytic converter that has a first exhaust gas inlet to admit the exhaust gas into the first catalytic converter and has an exhaust gas outlet positioned on the opposite side, also comprising a second catalytic converter that is arranged downstream from the first catalytic converter and that is flow-connected to the first catalytic converter in order to allow the exhaust gas to pass from the first catalytic converter into the second catalytic converter and that likewise has a second exhaust gas inlet that is at a physical distance from the exhaust gas outlet of the first catalytic converter. The exhaust gas aftertreatment system also comprises a particulate filter that is arranged downstream from the second catalytic converter and that is flow-connected to the second catalytic converter in order to allow the exhaust gas to pass from the second catalytic converter into the particulate filter. A flow-around area is formed adjacent to an outer surface of the first catalytic converter in which the exhaust gas flows from the exhaust gas outlet to the second exhaust gas inlet into the second catalytic converter.
Owner:VOLKSWAGEN AG

Rotary feed-through for mounting a rotating substrate tube in a lathe, a CVD lathe and a corresponding method using the CVD lathe

A rotary feed-through for mounting a rotating substrate tube in a lathe and providing a flow of process gas into the tube, said feed-through including a process gas supply line for providing a process gas into said substrate tube, a rotatable holder arranged for receiving and holding said substrate tube for rotating said substrate tube with respect to said process gas supply line, a rotary union provided between said rotatable holder and said process gas supply line for rotatably connecting said rotatable holder to said process gas supply line, a stationary housing connected to said process gas supply line and to said rotatable holder, therewith forming a closed cavity surrounding said rotary union, wherein said stationary housing further includes an auxiliary gas supply line for providing said closed cavity with an auxiliary gas.
Owner:DRAKA COMTEQ BV

Control system for controlling a process

The invention relates to a control system for controlling a process, comprising a safety module (1) and an output module (2), wherein the safety module (1) provides a definite signal (4), the output module (2) has an output (5) for outputting the definite signal (4) to control the process, the output module (2) has a means for reading back (6) an actual state of the output (5), wherein by means of the safety module (1) the actual state read back can be compared with a target state and in the event of a difference between the actual state and the target state the process can be brought to a safe state. According to the invention, a control system for controlling a process, in particular for controlling a safety-related process, that can be used in very cost-effective way in particular for safety-related applications is thereby specified. The invention further relates to a control device and a method for controlling a process
Owner:PHOENIX CONTACT GMBH & CO KG

Exhaust gas aftertreatment system for an internal combustion engine

ActiveUS11098633B2Improves light-offCatalytic conversion in the first catalytic converter is optimizedSilencing apparatusMachines/enginesCatalytic transformationExhaust fumes
The invention relates to an exhaust gas aftertreatment system for an internal combustion engine comprising a first catalytic converter that has a first exhaust gas inlet to admit the exhaust gas into the first catalytic converter and has an exhaust gas outlet positioned on the opposite side, also comprising a second catalytic converter that is arranged downstream from the first catalytic converter and that is flow-connected to the first catalytic converter in order to allow the exhaust gas to pass from the first catalytic converter into the second catalytic converter and that likewise has a second exhaust gas inlet that is at a physical distance from the exhaust gas outlet of the first catalytic converter. The exhaust gas aftertreatment system also comprises a particulate filter that is arranged downstream from the second catalytic converter and that is flow-connected to the second catalytic converter in order to allow the exhaust gas to pass from the second catalytic converter into the particulate filter. A flow-around area is formed adjacent to an outer surface of the first catalytic converter in which the exhaust gas flows from the exhaust gas outlet to the second exhaust gas inlet into the second catalytic converter.
Owner:VOLKSWAGEN AG

Switch device for switching an analog electrical input signal

A switch device for switching an analog electrical input signal includes: a switching transistor being a flipped-well-silicon-on-insulator-NMOS transistor; and a bootstrapping arrangement including a voltage providing arrangement for providing a floating voltage during the on-state, wherein the floating voltage is provided at a positive terminal and at a negative terminal of the voltage providing arrangement; wherein the bootstrapping arrangement is configured in such way that during the on-state the positive terminal is electrically connected to the front gate contact of the switching transistor and to the back gate contact of the switching transistor, and the negative terminal is electrically connected to the source contact of the switching transistor; wherein the bootstrapping arrangement is configured in such way that during the off-state the positive terminal and the negative terminal are not electrically connected to the switching transistor.
Owner:FRAUNHOFER GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG EV

Cell assembly method, storage unit and relative vehicular battery pack

A method for assembling cells installable in a vehicular battery pack; the method including the steps of stacking a plurality of electrodes in such a way that the tabs of each electrode with the same polarity are aligned with each other;arranging a first planar cell and a second planar cell in such a way that the tabs having the same polarity are at least partially facing and at least partially superimposed in correspondence with an overlapping area of each tab, distal with respect to the main body;welding together, directly, at least one terminal tab belonging to the first planar cell and one terminal tab belonging to the second planar cell in correspondence with said overlapping area.
Owner:SPAN FERRARI SPA

Semiconductor power module

A semiconductor power module including first and second power transistors situated in parallel between first collector and first emitter strip conductors. A first connection surface of each of the power transistors is electroconductively connected to the first collector strip conductor, and a second connection surface of each of the power transistors is electroconductively connected to the first emitter strip conductor, so that a current flowing between the first collector strip conductor and the first emitter strip conductor is divided between the power transistors when the power transistors are each conductively connected via an applied control voltage. A first external power contact is directly contacted with the first collector strip conductor at a first contact area, a second external power contact is contacted with the first emitter strip conductor at a second contact area via a first connecting element, and the second contact area is positioned asymmetrically between the power transistors.
Owner:ROBERT BOSCH GMBH
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