Coding method and decoding processing method

K Togita - US Patent 10,638,162, 2020 - Google Patents
A frequency transformation unit executes discrete wavelet transformation processing on
image data, quantizes the output of sub-bands of each component using a quantization unit …

Method of compressing image data

M Cieslinski, S Andriani - US Patent 8,929,672, 2015 - Google Patents
US8929672B2 - Method of compressing image data - Google Patents US8929672B2 - Method
of compressing image data - Google Patents Method of compressing image data Download …