The invention provides a television operating mode switching device based on human eye feature analysis, which has the advantages of low cost and high judgment accuracy. The device can identify the state of a human being doing other things around the television, and can realize efficient switching between the power-saving mode and the switching-on/off state, thereby saving the energy and protecting the environment. Moreover, the invention also provides a television operating mode switching method. The technical proposal of device is that the invention is characterized by comprising a camera, a human face detection module device, a human eye feature analysis module device, a back-end server and an operating mode switching controller, wherein the output end of the camera is connected with the human face detection module device, the output end of the human face detection module device is respectively connected with the human eye feature analysis module device and the back-end server, the output end of the human eye feature analysis module device is connected with the back-end server, and the output end of the back-end server is connected with the operating mode switching controller.