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refers to distance or space |
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The mathematical middle value |
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refers to all time, transmit (pulse duration) and receive. |
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refers only to the transmit time (pulsed is the average intensity for the pulse duration only ) it does not include the listening time |
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The beams intensity at the location where it is maximum. |
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Spatial Average Intensity |
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The average intensity across the beam's entire cross-sectional area. |
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measuring the intensity of the beam at the instant in time of its maximal value |
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the average intensity during the most intense half-cycle |
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the average intensity during the pulse duration (transmit time) |
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Temporal Average Intensity |
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averaging the intensity during the entire pulse repetition period (transmit and receive time) |
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measured at the location where intensity is maximum, and at the instant in time that the most powerful part of the pulse passes |
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measured at the location where intensity is maximum, averaged over the transmit time (pulse duration) |
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measured at the location where intensity is maximum and average over all time both transmit and receive time |
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measured over the entire cross-sectional area of the sound beam, and over all time |
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All intensities have units of |
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spatial peak,temporal peak |
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spatial average, temporal peak |
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spatial peak, temporal average |
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spatial average, tgemporal average |
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spatial peak, pulse average |
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spatial average, pulse average |
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