"bartlett"
"bartlett_hann"
"blackman"
"blackman_harris_4term_92db"
"connes"
"flattop"
"gauss()"
"hamming"
"hann"
"kaiser_bessel"
"nuttall"
"rectangle"
"triangle"
"tukey(0)"
"partial_tukey(0)"
"punchout_tukey(0)"
"welch"
