DEVICE FOR ORTHOGONAL TRANSFORM OF DIGITAL SIGNALS BY WALSH-ADAMAR

摘要

The invention relates to automation and computer engineering and can be used in sample processing apparatus, the compression of data during transmission, for analyzing and processing audio and video signals for digital filtering, etc. The aim of the invention is to improve the device performance due to the use of a parallel algorithm implementing the basic operations Walsh-Hadamard transform. An apparatus for orthogonally transforming a digital signal Walsh-Hadamard generator 1 comprises a clock counter 2. The first 3 and second 4 blocks of shift registers, an adder subtractor 5. 6. 7. 8 blocks of 22 elements AI ... 23. 24 blocks. 25. 26, 27, or 28 elements, the blocks 20, 30, 31. 32. 33. 34 blocks VI elements 35, 36, 37, or 38 elements. 3 yl.