Patent ID: 9292901
Filing Date: 2016-03-22
CPC Classification: G06F,G06T,G09G,H04N

Claim Text:
1. A handheld device, which is coupled with a TV set via an HDMI cable to obtain information of a screen resolution of the TV set, the handheld device comprising: a framebuffer driver for buffering display data; a digital-analog converting chip coupled to the framebuffer driver, for converting the display data transmitted from the framebuffer driver; and a handheld device display receiving the converted display data from the digital-analog converting chip for displaying images; wherein an database of the display data is destroyed and the framebuffer driver is turned off, and after that, the database is initialized according to a standard display resolution of a TV set screen and the framebuffer driver is then turned on so as to obtain the display data that matches the screen resolution of the TV set and displaying the same on the TV set screen; and wherein the digital-analog converting chip compresses the display data transmitted from the framebuffer driver into handheld device display data that matches a handheld device display resolution and displaying the handheld device display data on the handheld device display synchronously with the TV set.