Sign System Design With A Facial Expression

Sign system shows the interface of city or public space, which includes not only the orientation in space and structure information, but also urban culture imagery, the spirit of space and emotion information features of period. With the modern city peoples’ continuous spiritual needs, the level of construction and design guides system become increasingly diverse. The growing number of factors such as the relationship between facility system and the natural environment, the cognitive psychology, and regional nation needs to be imported to guide the sign system design.In the traditional senses,"Expression" is the important role of information exchange and emotional communication between people or animals. Importing system design the meaning of "expression" is the way to find a richer performance practices for the essence of complex spatial information. To meet the people to basic function of "find a way" and make spatial information initiative communication with people, the sign system can satisfy environment and space completely for psychological needs of people access to information.Combining research of sign system design results and case, the paper shows the concept and the meaning of "expression" sign system design. By the ways of analysis the elements of the sign system design, the paper summarize "expression" abstract and represent expression.Function and form has been eternal topics in the design world. Sign system design services to the peoples’ design production. For the view of how to balance their relationship, the paper analyses sign system design principles how to import the "expression". Firstly, with the view of the balance between art and visualization, the paper analyses sign system design principles how to import the "expression"; Secondly, for the view of region and nation, it discusses sign system is different urban culture imagery cultural principles; Thirdly, for the classification of public space and the different functional characteristics of public space, it discusses the psychological needs of the people in different space with the principle of exchange; Finally, with developing perspectives, it discusses the new principles of sign system should comply with the requirements of the times, which includes many examples for realization of the principles.