Sentence examples for for lfm from inspiring English sources

Therefore, the FrFT has excellent localization performance for LFM signals.

However, only weak coherency strain energy is the effective driving force for LFM in the case of melting of one-phase alloys.

For LFM imaging, we have employed various AFM cantilever tips (i.e., SNL-10, ScanAsyst Air, ScanAsyst Fluid, Bruker) with their stiffness in the range of 0.1 to 1 N/m.

The chirp rates for LFM are 40 MHz/ μs,80 MHz/ μs,100 MHz/ μs,1200 MHz/ μs.And the length of rectangular window is set to be 400 and the SNR values from -5 to 5 dB.

For LFM imaging, we have utilized a triangular-shaped microcantilever whose normal spring constant knorm is in the range of 0.16 to 1 N/m, suitable for contact mode AFM imaging.

Figure 5 plots the comparison results among the common detectors for LFM signal in Equation (42) with T = 40 s, w 0 = w 1 = 0.1 rad / s, m 0 = 0.2 rad / s 2, m 1 = 0.4 rad / s 2. Figure 5 The comparison among the common detectors for LFMf signals.

In recent years, several time-frequency-based methods for LFM-signal detection have been proposed.

Therefore, the generalized detector can be regarded as an effective detector for LFM-signal.

It can be seen that, for LFM-signal, the generalized detector will reach its maximum corresponding to the chirp rate.

For LFM-signal, the first- and second-order differential in time domain is expressed as follows, respectively, (21).

Then a new detector for LFM-signal is obtained, which is the integration of the 4th-power modulus of the fractional Fourier transform, (12).