METHOD AND APPARATUS FOR PROVIDING USER INPUT BACK CHANNEL IN AUDIO/VIDEO SYSTEM
First Claim
1. A method of communicating with an audio/video (AV) source device, wherein the method is performed by an AV sink device, the method comprising:
- setting up, by the AV sink device, an AV control session and an AV data session with the AV source device according to a wireless fidelity (Wi-Fi) display (WFD) standard;
enabling a user input back channel (UIBC) to the AV source device, by using the AV control session; and
transmitting a user input to the AV source device through the UIBC.
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Abstract
A method and apparatus for providing a user input back channel (UIBC) in an audio/video (AV) source device and an AV sink device communicating according to a wireless fidelity (Wi-Fi) display (WFD) standard is provided. The method includes: setting up an AV control session and an AV data session between the AV source devices according to the WFD standards; enabling the UIBC from the AV sink device to the AV source device by using the AV control session; and transmitting a user input from the AV sink device to the AV source device through the UIBC.
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Citations
20 Claims
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1. A method of communicating with an audio/video (AV) source device, wherein the method is performed by an AV sink device, the method comprising:
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setting up, by the AV sink device, an AV control session and an AV data session with the AV source device according to a wireless fidelity (Wi-Fi) display (WFD) standard; enabling a user input back channel (UIBC) to the AV source device, by using the AV control session; and transmitting a user input to the AV source device through the UIBC. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method of communicating with an audio/video (AV) sink device, wherein the method is performed by an AV source device, the method comprising:
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setting up, by the AV source device, an AV control session and an AV data session with the AV sink device according to a wireless fidelity (Wi-Fi) display (WFD) standard; enabling a user input back channel (UIBC) from the AV sink device, by using the AV control session; and receiving a user input from the AV sink device through the UIBC. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification