VOICE SIGNAL ENCODING METHOD, VOICE SIGNAL DECODING METHOD, AND APPARATUS USING SAME

摘要

The present invention relates to a method and apparatus for processing a voice signal, and the voice signal encoding method according to the present invention comprises the steps of: generating transform coefficients of sine wave components forming an input voice signal by transforming the sine wave components; determining transform coefficients to be encoded from the generated transform coefficients; and transmitting indication information indicating the determined transform coefficients, wherein the indication information may include position information, magnitude information, and sign information of the transform coefficients.

主权项

1. A voice signal encoding method comprising the steps of:
converting sinusoidal components constituting an input voice signal and generating transform coefficients of the sinusoidal components; determining the transform coefficients to be encoded out of the generated transform coefficients; and transmitting index information indicating the determined transform coefficients, wherein the index information includes position information, amplitude information, and sign information of the transform coefficients, and wherein when the transform coefficients to be encoded are neighboring transform coefficients, the position information duplicatively indicates the same position.