Since 80's, more and more audience research tried to use ethnographic method. From the perspective of methodology, it is a new development of audience research; it also present an appearance of diversity which in audience research. Because there is still no such atmosphere of using ethnographic in audience research, this study aims to introduce the origin of ethnographic method in audience search where in western countriesn and the aspect of changing, this study focus on television audience research. On the other hand, creat different opinion of such application, this study re-arrange those debate.