Patent ID: 11962847
Assignee: MEDIATEK INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A channel hiatus correction method for a high-definition multimedia interface (HDMI) device, comprising:
obtaining a stream from a source device through an HDMI port of the HDMI device;
obtaining a recovery code from scrambled data of the stream, wherein the recovery code is leading guard band data, trailing guard band data, or preamble data from the source device;
obtaining a linear feedback shift register (LFSR) value of channels of the HDMI port based on the recovery code and the scrambled data of the stream;
de-scrambling the stream according to the LFSR value of the channels of the HDMI port; and
displaying video data according to the de-scrambled stream.