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Specifying Simulation Output<br />

Extract Examples<br />

Related Topics<br />

Extracting Information<br />

Extract Examples<br />

Extracting Compression Point Values<br />

The COMPRESS/XCOMPRESS functions extract the co-ordinates of a compression point in<br />

the curve specified in the first parameter of the function. XCOMPRESS provides the X-value<br />

and COMPRESS the Y-value.<br />

This compression point is the point where the curve is value below the straight line defined by<br />

the slope of the curve at the origin. (value is the second parameter of the function.)<br />

In the illustration above, the curve is meas(POUTDBm), and the compression (value) is 1.0<br />

dBm.<br />

Note<br />

When these functions are used to extract compression points, the swept parameter (X-axis)<br />

and the curve (Y-axis) must be in dB (or dBm).<br />

Example<br />

* 1dB compression point<br />

.param fund=900Meg<br />

.extract fsst label=POUTdBm YVAL(PdBm(RL), fund)<br />

.extract sweep xcompress(meas(POUTdBm), 1.0)<br />

.extract sweep compress(meas(POUTdBm), 1.0)<br />

Related Topics<br />

Extracting Information<br />

334<br />

Eldo® User's Manual, 15.3

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