Patent ID: 9128524
Filing Date: 2015-09-08
Classification: G06F,H04L,H04N

Abstract:
1. A method of delivering a user input received from a Human Interface Device (HID) to a source device by a sink device, the method comprising: receiving, by the sink device, the user input from the HID, wherein the user input is generated by the HID; generating, by the sink device, HID user input information including a first field that represents a type of the HID, a second field that represents an interface type of the HID, and a third field that includes the user input received from the HID; and transmitting, by the sink device, the generated HID user input information to the source device, wherein the user input generated by the HID is delivered to the source device through a user input back channel which is established between the sink device and the source device, and wherein the sink device receives multimedia contents from the source device, and the sink device renders the received multimedia contents.