This supporting paper features the four piecesof work presented in the author’s composition recital, with discussions on the background and the theme of the works, hearing sensation, computer-based creative techniques, and the works.

The first chapter is an introduction to how the liberation of sound in Western music plays an important role in electronic music . The second chapter states the background and the theme of the works. It expresses the author’s creative concept of her sound works by investigating available technologies in different periods of time, sounds of the environment, and the author’s thoughts on sounds from different perspectives.

The third chapter is comprised of two sections. One section describes computer-based music technologies used in the works, including subtractive synthesis, additive synthesis, granular synthesis, filter, and ring modulation. The other section examines, in terms of psychoacoustics, the characteristics of auditory perception and further elaborates the way to achieve the interaction between sound and hearing by utilizing creative techniques and on-site sound effect. The fourth chapter analyzes the four pieces of work presented in this composition recital. The fifth chapter summarizes the previous discussions and concludes with what the creation of sound means to the author.