A Preliminary On The Shape And Function Of Keyboard And Keyboard Instruments

The objects of this article are the keyboard and the keyboard instruments. The keyboard is regarded as an operation platform of performance. Through this platform, the author states the origin and the development of keyboard, the function, the unique style of the keyboard instruments, and the arrangement of keys. The multifariousness and the application value of keyboard and keyboard instruments are fully expressed.This paper discusses the implication of keyboard in the law of music; explains the keyboard unique design concept, can make the player feel comfortable in the process of playing, the player can accurately remember the key position and other related issues. Thus reveals the realistic significance of the existence and development of the keyboard. Based on the integration of the world various keyboard instruments different voice types, analysis of the piano, harpsichord, rubbing wheels piano these three different piano excitation mode. And the article also expresses the pursuit and invention of short- octave keyboard and micro-keyboard towards the pure law polytonality.From the view of operation system, this paper reveals the complicated relationship between the keyboard screen and the sounding mechanism of the keyboard instrument from the perspective of the operating system of the instrument. The operation mechanism of different keyboard instruments is analyzed and explained in detail, and the complex relationship between the excitation system and operating system is summarized.This paper makes a comparative analysis of the "virtual keyboard" and the electronic keyboard created on the mobile phone and tablet computer. And on the electronic keyboard to achieve "pure law sound network" put forward to speculate.The article is composed of the following chapters:the first three chapters are about the history, the derived different types and the structural function of keyboard instruments; the fourth chapter is about the temperament study of the operation system. The research and analysis of the existing keyboard will deepen our recognization of the harmony of the polytonal pure law; the fifth chapter predicts the future of electronic keyboard in hope of applying the pure law on the virtual keyboard by the help of hitech; The sixth chapter is the analysis of the whole situation of the keyboard instrument, the mode of excitation and the operation mode of the keyboard instrument. The conclusion is a summary of all kinds of keyboard instruments.