Costas loop

(ultra-wideband) UWB signal

0 signal method

2(n) sequence pseudo-random signal

20 Hz Electric Source Signal

2-D ESPRIT(estimation of signal parameters via rotational invariance techniques)

2D harmonic signal

2-D image signal acquisition

2-D impulse signal

2-D signal processing

2-D temporal-spatial adaptive signal processing

2DPSK signal

2FSK signal

3 DNA signal amplification

3-D analytical signal

3-phase signal

500 hPa signal field

7T17S Signal Processor

ABA signal transduction

abbreviated signal code