Audio system receiver with first and second units
First Claim
Patent Images
1. An audio system, comprising:
- a first unit, comprising;
a radio frequency (RF) front-end including an input coupled to a first antenna and an output, the input of the RF front-end receiving a radio signal provided by the first antenna;
a channel decoder including an input and an output, wherein the input of the channel decoder is coupled to the output of the RF front-end;
a first wireless interface including an input coupled to an output of the channel decoder and a first port coupled to a second antenna, the first wireless interface further including a second output;
a content decoder including an input and an output, wherein the input of the content decoder is coupled to the second output of the first wireless interface; and
a digital-to-analog converter (DAC) including an input and an output, wherein the input of the DAC is coupled to the output of the content decoder and the output of the DAC provides an analog audio signal; and
a second unit, comprising;
a second wireless interface including a second port coupled to a third antenna, an output and a signal input, wherein the second wireless interface is configured to communicate with the first wireless interface;
a source decoder including an input and an output, wherein the input of the source decoder is coupled to the output of the second wireless interface; and
a content encoder including an input and an output, wherein the input of the content encoder is coupled to the output of the source decoder and the output of the content encoder is coupled to a signal input of the second wireless interface.
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Abstract
An audio system includes a first unit and a second unit. The first unit includes a radio frequency (RF) front-end, a channel decoder, a first wireless interface, a content decoder and a digital-to-analog converter (DAC). The second unit includes a second wireless interface, a source decoder and a content encoder.
18 Citations
22 Claims
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1. An audio system, comprising:
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a first unit, comprising;
a radio frequency (RF) front-end including an input coupled to a first antenna and an output, the input of the RF front-end receiving a radio signal provided by the first antenna;
a channel decoder including an input and an output, wherein the input of the channel decoder is coupled to the output of the RF front-end;
a first wireless interface including an input coupled to an output of the channel decoder and a first port coupled to a second antenna, the first wireless interface further including a second output;
a content decoder including an input and an output, wherein the input of the content decoder is coupled to the second output of the first wireless interface; and
a digital-to-analog converter (DAC) including an input and an output, wherein the input of the DAC is coupled to the output of the content decoder and the output of the DAC provides an analog audio signal; and
a second unit, comprising;
a second wireless interface including a second port coupled to a third antenna, an output and a signal input, wherein the second wireless interface is configured to communicate with the first wireless interface;
a source decoder including an input and an output, wherein the input of the source decoder is coupled to the output of the second wireless interface; and
a content encoder including an input and an output, wherein the input of the content encoder is coupled to the output of the source decoder and the output of the content encoder is coupled to a signal input of the second wireless interface. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A satellite digital audio receiver system, comprising:
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a first unit, comprising;
a radio frequency (RF) front-end including an input coupled to a first antenna and an output, the input of the RF front-end receiving a radio signal provided by the first antenna;
a channel decoder including an input and an output, wherein the input of the channel decoder is coupled to the output of the RF front-end;
a first wireless interface including an input coupled to an output of the channel decoder and a first port coupled to a second antenna, the first wireless interface further including a second output;
an MP3 decoder including an input and an output, wherein the input of the MP3decoder is coupled to the second output of the first wireless interface; and
a digital-to-analog converter (DAC) including an input and an output, wherein the input of the DAC is coupled to the output of the MP3 decoder and the output of the DAC provides an analog audio signal; and
a second unit, comprising;
a second wireless interface including a second port coupled to a third antenna, an output and a signal input, wherein the second wireless interface is configured to communicate with the first wireless interface;
a source decoder including an input and an output, wherein the input of the source decoder is coupled to the output of the second wireless interface; and
an MP3 encoder including an input and an output, wherein the input of the MP3 encoder is coupled to the output of the source decoder and the output of the MP3 encoder is coupled to a signal input of the second wireless interface. - View Dependent Claims (11, 12, 13, 15)
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14. The system of claim 14, wherein the processor communicates with the RF front-end, the channel decoder and the first wireless interface over an inter-integrated circuit bus.
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16. An audio receiver unit, comprising:
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a radio frequency (RF) front-end including an input coupled to a first antenna and an output, the input of the RF front-end receiving a radio signal provided by the first antenna;
a channel decoder including an input and an output, wherein the input of the channel decoder is coupled to the output of the RF front-end;
a first wireless interface including an input coupled to an output of the channel decoder and a first port coupled to a second antenna, the first wireless interface further including a second output;
a content decoder including an input and an output, wherein the input of the content decoder is coupled to the second output of the first wireless interface; and
a digital-to-analog converter (DAC) including an input and an output, wherein the input of the DAC is coupled to the output of the content decoder and the output of the DAC provides an analog audio signal. - View Dependent Claims (17, 18)
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19. An audio receiver unit, comprising:
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a wireless interface including a port coupled to an antenna, an output and a signal input;
a source decoder including an input and an output, wherein the input of the source decoder is coupled to the output of the wireless interface; and
a content encoder including an input and an output, wherein the input of the content encoder is coupled to the output of the source decoder and the output of the content encoder is coupled to a signal input of the second wireless interface. - View Dependent Claims (20, 21, 22)
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Specification