Patent ID: 7283036
Filing Date: 2007-10-16
Classification: G06F,G09G

Abstract:
1. A wireless display device, including: an antenna unit, including a first antenna provided for receiving a first electromagnetic wave and transmitting a second electromagnetic wave, and a second antenna provided for receiving a third electromagnetic wave, wherein the first electromagnetic wave carries an identification data and a display data, and the second electromagnetic wave carries a verification message; a processing unit, connected to the first antenna for obtaining the identification data, the display data and a first electric power from the first electromagnetic wave, and resulting the verification message after verifying the identification data, wherein the first electric power provides power for the processing unit; a display unit, connected to the processing unit for displaying an image in accordance with the display data via the processing unit; and a power supply unit, connected to the second antenna and the display unit for obtaining a second electric power from the third electromagnetic wave so as to provide the display unit with the second electric power.