Equipment for logging and transmitting measured values of physical quantities, and measurement sensor for such equipment
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United States of America Patent
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Apr 25, 2017
Grant Date -
Feb 17, 2011
app pub date -
Mar 27, 2009
filing date -
Apr 2, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Logging and transmission equipment comprising at least one autonomous measurement sensor, supplied by an electric cell, comprising an emitter able to transmit at various instants at least one value measured by the sensor, and a receiver for gathering the values transmitted by the emitter; the sensor comprises a means of measuring the temperature in the vicinity of the cell; a link is provided for supplying the emitter with the temperature values measured, which emitter is provided so as to transmit, in addition the values of at least one physical quantity, these temperature values measured, at determined intervals, and the receiver is provided so as to store the temperature values measured, estimates the lifetime of the cell by taking account of these measured values, and determine a date for replacing this cell.
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