Filter design and equalization - MIT OpenCourseWare

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Chebychev equalizer design:minimize max G(ω) ˜ − eequalized system impulse response g˜ω−i10ω10.8g˜(t)0.60.40.20−0.20 5 10 15 20 25 30 35tFilter design 22
equalized frequency response magnitude |G |110|Ge(ω)|010−1100 0.5 1 1.5 2 2.5 3ωequalized frequency response phase G 32 Ge(ω)10−1−2−30 0.5 1 1.5 2 2.5 3ωFilter design 23
Page 2: FIR filtersfinite impulse response
Page 6 and 7: • h is optimization variableCheby
Page 8 and 9: Linear phase filterssuppose• n =
Page 10 and 11: Lowpass filter specificationsδ 11/
Page 12 and 13: Linear phase lowpass filter design
Page 14 and 15: example• linear phase filter, n =
Page 16 and 17: Equalizer designH(ω)G(ω)equalizat
Page 18 and 19: time-domain equalization: optimize
Page 20 and 21: Equalizer design exampleunequalized
Page 24 and 25: time-domain equalizer design:equali
Page 26 and 27: Filter magnitude specificationstran
Page 28 and 29: Fourier transform of autocorrelatio
Page 30 and 31: choose h to minimizelog-Chebychev m
Page 32: MIT OpenCourseWarehttp://ocw.mit.ed

Filter design and equalization - MIT OpenCourseWare

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