French musician Jacques Casterede, is an excellent 20th century composer, pianist, and music educator; their musical style in modern French music has a very specialposition, mainly in digital techniques and traditional musical structure to create such a creative concept is relatively rare in modern French music. Since the late 19th century, French music composer preferences choreography palette of tone or scale system, to construct a French sound aesthetic concept, irrelevant music scene is marked with an important feature of modern French music aesthetics.

Clarinet music in France, especially Paris music trend has been a considerable degree of influence on the world, called the mainstream context of the clarinet; contemporary French composer who is also doing all it can to create breathtaking works. which, regardless of skill or level of musical expression, it is quite difficult to hold a candle; most of the works can be derived from the graceful lines of hazy hue, or the complexity of rhythm and sound features, these features are derived from the 20 century system established by the beginning of the French musicians.

In this paper, through Fidel Hyde Clarinet Sonata, and look forward to the 20th century French style of music, have a better understanding; and then delve into Fidel Hyde of rapid change, why live in the 20th century French music, still creative works with many contemporary French musicians style very different. With these analyzes, the author will attempt to find out Fidel Hyde style of music and music practices in the contemporary avant-garde or conservative, its creative approach and try to be summarized to a certain type of style, I will end by the music on the rational analysis and played on real musical interpretation, deconstruction first clarinet sonata lies behind the creation of meaning and value.