12th International Congress on Acoustics, Toronto, Canada, 24-31 July 1986: ProceedingsTechnical Program Committee by the Executive Committee of the 12th International Congress on Acoustics, 1986 - Architectural acoustics |
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Page 6
... filter . Different methods of computing the inverse filter were used in the analysis . THEORETICAL ANALYSIS The problem here is typical of the classical problem of deconvolution where the aim is to unravel the effects of the convolution ...
... filter . Different methods of computing the inverse filter were used in the analysis . THEORETICAL ANALYSIS The problem here is typical of the classical problem of deconvolution where the aim is to unravel the effects of the convolution ...
Page
... filter were used . The first method was to compute the inverse filter using the algorithm in reference [ 4 ] . The computation was limited to 128 data points because of computer memory limitations . This resulted in the truncation of ...
... filter were used . The first method was to compute the inverse filter using the algorithm in reference [ 4 ] . The computation was limited to 128 data points because of computer memory limitations . This resulted in the truncation of ...
Page 8
... filter . The coupling response is heavily dependent on the surroundings . Fig . 1 a and 1b show how the frequency response is changed when a small file box is placed in front of the telephone . A fixed filter will therefore provide Just ...
... filter . The coupling response is heavily dependent on the surroundings . Fig . 1 a and 1b show how the frequency response is changed when a small file box is placed in front of the telephone . A fixed filter will therefore provide Just ...
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absorption coefficient acoustic intensity acoustique Acustica amplitude angle applied attenuation attenuation constant beam boundary calculated components concert halls configuration constant correlation coupling curve d'une dB(A density diffusion displacement distance distribution effect elastic energy equation estimated evaluation excitation experimental factor Figure filter frequency impulse response incidence input intensity linear loudspeaker matrix measured method méthode microphone modal mode modulation Modulation Transfer Function noise normal obtained octave band output panel parameters phase phonon plane plate predicted propagation pulse radiation RASTI ratio reflection resonance reverberation room acoustics seats signal simulation sound field sound insulation sound level sound pressure sound pressure level sound reinforcement system sound source sound transmission spatial spectrum speech intelligibility Speech Transmission Index structure surface technique temperature tion transducer ultrasonic ultrasound values vector velocity vibration wall wave