sdr.ClosedLoopPLL.lock_time(freq_offset: float) → float

Returns the lock time of the PLL.

Parameters:
freq_offset: float

The frequency offset of the input signal in Hz.

Returns:

The time it takes the PLL to lock onto the input signal’s phase and frequency in seconds.

References

    1. Rice, Digital Communications: A Discrete-Time Approach, Equation C.38.

Examples

See the Phase-locked loops example.