Patent ID: 7812889
Filing Date: 2010-10-12
Classification: H04N

Abstract:
1. A control system used for controlling video and audio parameters of a display device and a play device, the display device receiving video and audio data from the play device to display and generate corresponding images and sound, the video and audio parameters controlling the images and sound, the control system comprising: an on screen display (OSD) system of the display device disposed in the display device for receiving a first OSD signal from external of the display device; an encoding/decoding module of the display device disposed in the display device for encoding the first OSD signal received by the OSD system into a first data signal; and a bus connected to the display device for sending the first data signal out of the display device and transmitting the first data signal to the play device; wherein the display device receives the first OSD signal to control the video and audio parameters of the display device, the play device is decoding the first data signal received from the bus to control the video and audio parameters of the play device.