The phrase "a duration of time" is correct and usable in written English.
You can use it when referring to a period of time that does not have a specific beginning or end. For example, "I have been studying for a duration of time."
The sense is of a duration of time, not an enumeration of individual seconds.
An alert, e.g. an accident or road condition, needs to be disseminated for a duration of time to all cars the come into the alert region.
Unlike previous work in the area that focuses on instantaneous delivery of an alert to all reachable cars, this work studies the problem where an alert needs to be maintained for a duration of time.
These neo-Aristotelians (or Chicago school of critics), following the leadership of the critic Ronald S. Crane, have described plot as the author's control of the reader's emotional responses—his arousal of the reader's interest and anxiety and the careful control of that anxiety over a duration of time.
For example, feeding the animals a VFD medicated feed for a duration of time that is different from the duration specified on the label, feeding a VFD formulated with a drug level that is different from what is specified on the label, or feeding a VFD to an animal species different than what is specified on the label would all be considered extra label uses.
Services may be debited per-use or access may span for a duration of time, such as through monthly or annual subscriptions.
From observations of the time series we found that, for a duration of 105 time units, the systems is, for more than 99.9% of time, close to equilibrium.
A frame is a set of OFDM symbols with a duration of TTI (Time Transmission Interval).
Whether this happens for a moment or for a prolonged duration of time and whether that "other" is a piece of artwork or another person, the feeling is the same.
(1)– (3) Although this has been found beneficial for patients with particular tumors – albeit only for a limited duration of time – a substantial fraction of patients with cancer proves to be finally resistant to VEGF-based therapies.
