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VAISALA OYJ

VAISALA OYJ Patent applications
Patent application numberTitlePublished
20130025115WIRELESS SENSOR UNIT AND A MAINTENANCE METHOD FOR A WIRELESS SENSOR - A wireless sensor unit and a maintenance method. The sensor unit includes a sensor capable of forming a measurement signal, electronics capable of receiving a measurement signal from the sensor and sending the signal wirelessly to a wireless network, and a power supply for providing supply voltage for the sensor and electronics. The unit is divided into two parts, a first part and a second part such that the first part includes the electronics and is may be mounted permanently to a fixed object like a wall, and second part including the power supply and the sensor. The second part is capable to be repeatedly mounted and detached to the first part.01-31-2013
20130014556METHOD FOR CALIBRATING OR TESTING A DETECTOR SURFACE OF A DEVICE FOR DETECTING HYDROMETEORS AND A CALIBRATION AND TESTING DEVICEAANM Salmi; AtteAACI PorvooAACO FIAAGP Salmi; Atte Porvoo FI - The invention relates to a method and device for calibrating or testing the detector surface (01-17-2013
20130008224METHOD FOR CALIBRATION OF A CO2 CONCENTRATION SENSOR AND A MEASURING DEVICE - This publication discloses a method for calibrating a CO2 concentration measuring device, in which method gas concentration is measured in a room. In accordance with the invention presence of persons is continuously determined in the room, and the measurement results are corrected based on the presence information.01-10-2013
20100191496METHOD FOR COMPENSATING FOR TEMPERATURE MEASUREMENT ERROR IN A SOND - The invention relates to a method for correcting a radiation error in atmospheric temperature measurement, particularly when using a radiosonde (07-29-2010

Patent applications by VAISALA OYJ