Planar binary amplitude diffusor

  • US 5,817,992 A
  • Filed: 03/05/1997
  • Issued: 10/06/1998
  • Est. Priority Date: 03/05/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. An acoustical device, comprising:

  • a) a generally rectangular body having a length, a width and a depth;

    b) said body having a flat generally rectangular forward facing acoustical surface substantially defined by said length and width;

    c) said acoustical surface having a plurality of discrete reflective regions and a plurality of discrete absorptive regions arranged in a pattern, said regions being arranged in accordance with calculation of a binary sequence having a flat power spectrum.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×