Low-Latency Audio Networking
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Accused Products
Abstract
Low-latency audio networking is disclosed. In one embodiment, an example playback device includes a processor and memory having stored thereon instructions executable by the processor. The example instructions are to cause the first playback device to perform functions comprising: receiving audio information; selecting a first frequency channel of a first spectrum based on a threshold latency associated with the audio information; transmitting to the second playback device via a second frequency channel of a second spectrum, control information that identifies the first frequency channel of the first spectrum; and transmitting to the second playback device via the first frequency channel of the first spectrum, the audio information to be played by the second playback device.
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Citations
40 Claims
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1-20. -20. (canceled)
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21. A first playback device comprising:
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a network interface; a line-in interface; one or more processors; and tangible, non-transitory computer-readable medium having stored thereon instructions that, when executed by the one or more processors, cause the first playback device to perform functions comprising; receiving via one of the network interface and line-in interface, audio information to be played by at least a second playback device; if the audio information is received via the line-in interface, (i) selecting a first frequency channel of a first spectrum, (ii) transmitting to the second playback device via a second frequency channel of a second spectrum, control information that identifies the first frequency channel of the first spectrum, and (iii) transmitting to the second playback device via the first frequency channel of the first spectrum, the received audio information to be played by the second playback device; and if the audio information is received via the network interface, (i) selecting a third frequency channel of the second spectrum, and (ii) transmitting to the second playback device via the third frequency channel of the second spectrum, the received audio information to be played by the second playback device. - View Dependent Claims (22, 23, 24, 25, 26, 27)
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28. Tangible, non-transitory computer-readable medium having stored thereon instructions that, when executed by one or more processors of a first playback device, cause the first playback device to perform functions comprising:
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receiving via one of the network interface and line-in interface, audio information to be played by at least a second playback device; if the audio information is received via the line-in interface, (i) selecting a first frequency channel of a first spectrum, (ii) transmitting to the second playback device via a second frequency channel of a second spectrum, control information that identifies the first frequency channel of the first spectrum, and (iii) transmitting to the second playback device via the first frequency channel of the first spectrum, the received audio information to be played by the second playback device; and if the audio information is received via the network interface, (i) selecting a third frequency channel of the second spectrum, and (ii) transmitting to the second playback device via the third frequency channel of the second spectrum, the received audio information to be played by the second playback device. - View Dependent Claims (29, 30, 31, 32, 33, 34)
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35. A method comprising:
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receiving by a first playback device via one of the network interface and line-in interface, audio information to be played by at least a second playback device; if the audio information is received via the line-in interface, (i) selecting a first frequency channel of a first spectrum, (ii) transmitting to the second playback device via a second frequency channel of a second spectrum, control information that identifies the first frequency channel of the first spectrum, and (iii) transmitting to the second playback device via the first frequency channel of the first spectrum, the received audio information to be played by the second playback device; and if the audio information is received via the network interface, (i) selecting a third frequency channel of the second spectrum, and (ii) transmitting to the second playback device via the third frequency channel of the second spectrum, the received audio information to be played by the second playback device. - View Dependent Claims (36, 37, 38, 39, 40)
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Specification