Wandrei
Christian Wandrei, Fichtenstr DE
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20110252169 | Method for Data Exchange - Method for data exchange via a bus system (BS), | 10-13-2011 |
Christian Wandrei, Weil Am Rhein DE
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20120093024 | Method for ascertaining a transmissible telegram data length - A method for ascertaining a transmissible telegram data length in a HART® fieldbus system. The method comprises the following steps: transmitting a test telegram between a master and a slave via the HART® fieldbus system, wherein the test telegram has a predetermined test data length; checking by the receiver of the test telegram whether the latter was received in its entirety; and determining whether this test data length is transmissible based on the result of the check. | 04-19-2012 |
20150149811 | METHOD FOR MAINTAINING THE FUNCTIONAL ABILITY OF A FIELD DEVICE - A method for maintaining the functional ability of a field device of automation technology, wherein the method comprises the following steps: monitoring the field device for at least one achieved parameter change (Δn | 05-28-2015 |
David Wandrei, Sterling, MA US
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20150222230 | OUTPUT POWER TUNING USING PULSE POSITION AND PULSE WIDTH CONTROL IN A PULSE POSITION, PULSE WIDTH MODULATION AMPLIFIER - An outphasing amplifier apparatus and method is disclosed that controls pulse width modulation and/or pulse height modulation to improve power-added-efficiency performance and/or compensate for errors caused by quantized pulse position settings is provided herein. | 08-06-2015 |
Norbert Wandrei, Stuttgart DE
Patent application number | Description | Published |
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20090293645 | Sampler - sampler for automatic taking of liquid samples from a sample-taking location. The sampler includes: a housing with a door; an energy, or power, supply unit; a control/evaluation unit; a sample-taking unit, which, in a predeterminable time interval, takes a predetermined quantity of sample from the sample-taking location; a sample collecting unit arranged in a lower region of the housing of the sampler for storing taken samples; and a temperature-control unit, which controls at least the region of the sampler, in which the sample collecting unit is arranged, to a predetermined temperature, so that the sampler is applicable under any thermal conditions at the sample-taking location. | 12-03-2009 |