Program searching method and device

The invention provides a program searching method and device. The method comprises the steps that video stream, audio stream and program list information of the program content are extracted; the program characteristic information of the video stream, the audio stream and the program list information is acquired, wherein the program characteristic information includes one of the following contents: character keywords, sound keywords, music keywords and program content keywords; and searching is performed according to the program characteristic information so that the problems of complex searching operation, incomprehensive searching result and poor timeliness of a playing system can be solved, and the accuracy and the convenience of searching can be enhanced.