Patent application number | Description | Published |
20090312846 | Apparatus for Detemining and/or Monitoring a Process Variable - An apparatus for determining and/or monitoring at least one process variable of a medium. The apparatus includes: at least one sensor unit for registering the process variable, wherein the sensor unit produces measurement signals; at least one electronics unit for controlling the sensor unit, wherein the electronics unit has at least one microprocessor; and at least one memory unit, which is associated with the sensor unit, and in which control data are storable. The control data specifically relate to the sensor unit and can be read out by the electronics unit. The microprocessor of the electronics unit is embodied in such a manner, that the microprocessor executes in an inactive state only basic functionalities, and that the microprocessor in an active state controls the sensor unit. The microprocessor transfers from the inactive state into the active state transfers by loading control data from the memory unit. | 12-17-2009 |
20100083750 | APPARATUS FOR ASCERTAINING AND/OR MONITORING A PROCESS VARIABLE OF A MEDIUM - An apparatus for ascertaining and/or monitoring of a process variable of a medium. The apparatus includes: A mechanically oscillatable unit; an exciting/receiving unit, which excites the mechanically oscillatable unit to execute mechanical oscillations and which receives the mechanical oscillations; and an electronics unit, which supplies the exciting/receiving unit with an electrical, output signal, and which receives from the exciting/receiving unit an electrical, input signal. In the electronics unit there is provided an amplifier unit, which amplifies the electrical, input signal to an amplified signal (S | 04-08-2010 |
20100161251 | METHOD FOR DETERMINING AND/OR MONITORING A PROCESS VARIABLE OF A MEDIUM, AND CORRESPONDING APPARATUS - Method for determining and/or monitoring a process variable of a medium, wherein a mechanically oscillatable unit is supplied with an exciter signal wherein a received signal coming from the mechanically oscillatable unit is received, and wherein the exciter signal is produced in such a manner, that a phase difference between the exciter signal and the received signal equals a predeterminable phase value. A criterion for judging the determining of the phase difference between the exciter signal and the received signal, or a signal dependent on the exciter signal or on the received signal, is established; in the case, in which the criterion for judging the determining of the phase difference is fulfilled, tuning of the phase difference is closed-loop controlled; and, in the alternative case, tuning of the phase difference is open-loop controlled. An apparatus associated with the method is also disclosed. | 06-24-2010 |
20120324301 | METHOD FOR CHECKING THE FUNCTIONAL ABILITY OF A MEMORY ELEMENT - A method for checking the functional ability of a memory element having a stack memory, wherein the stack memory occupies a defined region within the memory element. A stack memory pointer is defined, which displays, in the form of an address, a stack memory position, from which data are currently being removed or to which data are currently being written. In the memory element, a section of defined length arranged outside a memory region to be checked is delimited and used as an auxiliary memory; the current address of the stack memory pointer is stored before the start of a test program for checking the memory element and the stack memory pointer is then assigned an address associated with the auxiliary memory, so that during the test program the auxiliary memory is used as working memory; and after terminating the test program the stack memory pointer is reassigned the address of that position, which it displayed before the start of the test program. | 12-20-2012 |
20130139585 | Device for Determining and/or Monitoring at least one Predetermined Fill Level - A device for determining a predetermined fill level of a liquid in a container, with a sensor unit, comprising a unit capable of oscillating mechanically, a transmitter unit, and a receiver unit, which is electrically and mechanically coupled to the transmitter unit, and which transduces the oscillation of the unit capable of oscillating into an electrical receiving signal. An electronic unit, comprising a regulating unit, which regulates a phase difference that exists between the electrical transmission signal and electrical receiving signal to a determined value at which the unit capable of oscillating conducts oscillations at a resonant frequency, and which forms an oscillation circuit with the transmitter unit, receiving unit and the unit capable of oscillating. The electronic unit comprises a compensation path with a compensation unit, which for compensating additional signal components in the receiving signal, which results from the mechanical and/or electrical coupling between transmitter unit and receiver unit, at least intermittently produces a compensation signal from the transmission signal and supplies this compensation signal to the receiving signal. The compensation unit produces the compensation signal in a way such that the compensation signal is opposite to the additional signal components in the receiving signal. | 06-06-2013 |
20130241530 | Measuring Device for Determining and/or Monitoring at Least One Process Variable - A measuring device for determining and/or monitoring at least one process variable, comprising: a sensor unit; a first electronics unit which has a first microcontroller, and a second electronics unit which has a second microcontroller, and which is connected with the first electronics unit via a galvanically isolated transmission unit for energy- and data transmission. The first microcontroller produces at least one signal, which can vary in at least one characteristic, and supplies the signal to the transmission unit, that the signal controls the energy- and data transmission, that the first microcontroller and/or the second microcontroller determines at least one current operating parameter, and that the first microcontroller sets at least one characteristic of the signal as a function of the operating parameter. | 09-19-2013 |
20130269414 | Method and apparatus for orienting a measuring device - A measuring device featuring ascertaining and monitoring optimized orientation of the measuring device. Thus, the invention provides a measuring device for determining and/or monitoring limit level or fill level of a medium in a container, comprising at least one sensor unit and a measurement transmitter unit, wherein at least one inclination sensor is integrated in the measuring device for ascertaining orientation of the measuring device and/or the sensor unit on the container | 10-17-2013 |
20140373632 | APPARATUS FOR DETERMINING AND/OR MONITORING AT LEAST ONE PROCESS VARIABLE - Apparatus ( | 12-25-2014 |
20150312020 | Apparatus for Synchronizing Clock Frequencies - An apparatus for synchronizing the clock frequencies of a first electronics unit arranged on the primary side, and a second electronics unit arranged on the secondary side. Associated with the first electronics unit is a clock signal producer, which produces a clock signal having a reference clock frequency, wherein a transmission unit is provided between the first electronics unit and the second electronics unit. A first control unit is provided, which operates the transmission unit with a clock frequency, which amounts to a fraction of the reference clock frequency of the first electronics unit, wherein a second control unit is provided, which couples the clock frequency out to the secondary side and, based on the out-coupled clock frequency, produces for the second electronics unit a clock frequency, which is synchronous with the reference clock frequency of the first electronics unit. | 10-29-2015 |
20150323957 | Method for Stabilizing the Clock Frequency of a Microcontroller - A method for stabilizing the clock frequency of a microcontroller associated with a field device of automation technology. The field device as a function of application is exposed to different process conditions, wherein the clock frequency of the microcontroller is ascertained at at least two different temperature values, and/or at at least two different voltage values. Based on the ascertained values, the dependence of the clock frequency of the microcontroller on temperature over a predetermined temperature- and/or frequency range and/or the dependence of the clock frequency of the microcontroller on voltage over a predetermined voltage- and/or frequency range is ascertained. The ascertained values are stored, and the influence of temperature and/or voltage on the clock frequency of the microcontroller is at least approximately compensated taking into considerating the ascertained temperature dependence and/or the ascertained voltage dependence. | 11-12-2015 |
Patent application number | Description | Published |
20090073521 | Holographic Method With Numerical Reconstruction for Obtaining an Image of a Three-Dimensional Object Which Even Points out of the Depth of Field Are in Focus, and Holographic Apparatus Using Such a Method - The invention concerns a holographic method with numerical reconstruction for obtaining an image of a three-dimensional object, said method employing a digitalised hologram of an object, and comprising a step A. wherein, starting from the digitalised hologram, extracting a phase image of said object corresponding to a bidimensional matrix MD of distance values; a step B. wherein a mono-dimensional subassembly SD of the distance value assembly present in matrix MD of the method step A is selected, subassembly SD containing distance values dk; a step C. wherein for each distance value dk, extracting from matrix MD a iso-level assembly IQdk corresponding to a mono-dimensional assembly of bidimensional coordinates of said object, a step D. wherein for each distance value dk, reconstructing, starting from the digitalised hologram, a bidimensional matrix IMdk of intensity values relevant to said object; a step E. wherein, from each bidimensional matrix IMdk a bidimensional matrix IFdk of intensity values is extracted corresponding to the bidimensional coordinates of the iso-level assembly IQdk; a step F. wherein, starting from intensity values IFdk from the bidimensional coordinates of the iso-level assembly IQdk and from the relevant distance values dk, reconstructing the three-dimensional intensity image of said object, and wherein the resolution of the bidimensional matrix IMdk for all values of k is identical to the resolution of matrix MD of distance values. | 03-19-2009 |
20120112070 | DEVICE FOR CONTROLLED DISTRIBUTION OF MICRO- OR NANO- VOLUMES OF A LIQUID BASED ON THE PIEZOELECTRIC EFFECT IN FUNCTIONALISED MATERIALS, WITHOUT USING EXTERNAL ELECTRIC SOURCES - The invention concerns a method for the controlled distribution of pico- or nano-volumes of a liquid, comprising the step of: A. Deposing the liquid as a film or separated sessile drops on a surface of a starting substrate; the liquid being extracted and distributed on the surface of a substrate called “destination substrate”, the method being characterized in that: —At least one between said starting substrate and destination substrate is a pyroelectric substrate; The method comprising the following further step: B. Varying the temperature of said pyroelectric substrate to induce a surface charge density σ such that the liquid, undergoing the electro-dynamic force, creates dispensing cones wherefrom droplets detach, which are deposed on the surface of the destination substrate, The surface of the destination substrate being set at a distance D, from the surface of the starting substrate facing it, smaller than the critical distance given by the following: Dc=(1+θ/4)V | 05-10-2012 |
Patent application number | Description | Published |
20080283626 | COMPOSITIONS AND METHODS FOR ELIMINATING MICROBIAL GROWTH AND PREVENTING ODORS IN VEHICLE HVAC SYSTEMS AND PASSENGER CABIN AND TRUCK ENVIRONMENTS - A mist-generating device that can be connected to a vehicle's Low Direct Current Voltage (LDCV) power supply is disclosed. The device can be used to treat mold, bacteria and clean or remove odors on exposed and hard-to-reach surfaces of the interior of a car. The device can include a unique filling system that can be used to prevent foreign materials from entering into the unit, including fluids or substances that would deteriorate the performance of the unit or the components of the device itself. The inside of the device can include an internal anti-foam and anti-splash structure designed to keep electronic components dry and reduce the foaming and turbulence of the fluid being misted. Further, the inside of the device in one embodiment is split into three adjacent areas, which govern efficient flow of air and atomized chemicals through the device. | 11-20-2008 |
20090130328 | APPARATUS AND METHOD FOR CURING SURFACE COATED MATERIALS - The invention is directed to an apparatus and methods for curing a surface that is coated with a curable resin, such as an ultraviolet light-curable surface coating. The method involves directing radiation to the curable coating material using an apparatus of the invention to form a cured surface without substantially increasing the temperature of the work surface. The surface coating material can contain ultraviolet reactive photo-initiator compounds. An apparatus for curing a surface coating material is also provided. In one embodiment the apparatus includes a source of ultraviolet radiation that emits radiation having wavelengths in the range of about 315 to about 400 nm, an air cooling system that maintains an optimum temperature that maximizes the ultraviolet energy output and vents exhaust air away from the targeted work surface, and a positioning panel that holds the ultraviolet light source and allows the ultraviolet radiation source to be rotated both in the horizontal and vertical directions such that the apparatus can be accurately directed towards the target surface coating material. | 05-21-2009 |
20120272667 | AIR CONDITIONING LUBRICANT DELIVERY VESSEL, METHOD AND SYSTEM - A vessel for use in an air conditioner recharging system contains a desiccant that may limit moisture in a hygroscopic fluid, such as liquid lubricant and/or dye. The vessel may thus limits the amount of moisture introduced as a result of replacing or injecting lubricant. The vessel may contain an amount of pure lubricant for the air-conditioning system, or a lubricant and fluorescent dye to aid in detecting leaks. | 11-01-2012 |