Patent ID: 9131267
Filing Date: 2015-09-08
Classification: H04N

Abstract:
1. An operation method of a portable electronic terminal, the method comprising: receiving at least one input signal from a broadcasting receiver; selecting at least one of a plurality of multimedia contents corresponding to the received input signal; processing the selected contents to an output signal; generating the output signal based on the received input signal; and transmitting the output signal to the broadcasting receiver so that the output signal can be output from the broadcasting receiver, wherein the processing of the selected contents to the output signal further comprises: updating the selected contents using a previously stored contents; constructing at least a first overlay and a second overlay corresponding to the selected updated contents so that the output signal can be output in a dual screen mode to the broadcasting receiver; and outputting the updated contents as the output signal, and wherein the transmitting of the output signal to the broadcasting receiver comprises: converting the generated output signal into High Definition Multimedia Interface (HDMI) data; converting the HDMI data into a Universal Serial Bus (USB) signal; and forwarding the USB signal to the broadcasting receiver.