A data compression system 200, method, and apparatus 214 employs an encoder 210 optimized to decorrelate and make independent from the original signal 202, the quantization noise produced during signal compression. The proposed system 200, method, and apparatus 214 supports high degrees of signal compression,...http://www.google.com/patents/US5974181?utm_source=gb-gplus-sharePatent US5974181 - Data compression system, method, and apparatus