The Ubisense tags document a time stamp each time the sensors record the tag.
They would leave an electronic trail, stamped with the times that a door opened, closed or was left ajar.
The gauges "time stamped" the readings to help researchers determine where subjects were at the times of highest exposures.
Intuitively, each time stamp indicates the earliest time at which the token may be used.
In the initial step (Figure 2) the requester time stamps the transmit time of a range request at and then transmits the packet.
For example, if a reed switch fails to register a time stamp, the distance and time before the next possible reed switch will be reduced, as these would now be positioned at 60° intervals as opposed to 120°.
Impressive as this work is, however, it bears the stamp of the times in which Scientific American was born.
The event code and associated time stamp are transmitted over a USB cable to another PC, which subtracts the time stamp of the light signal from the time stamp of the button click to estimate the "true" RT.
In stamp collecting circles, the word forerunner usually describes a postage stamp used during the time period before a region or territory issues stamps of its own.
One option involves comparing the time stamp of a photograph, to the time stamp of a GPS logging device and manually adding the coordinates.
