Systems and methods for wireless communication over a wide bandwidth channel using a plurality of sub-channels
First Claim
1. A transmitter, comprising:
- a serial-to-parallel transformer configured to transform a single serial bit stream comprising messages for a plurality of communication device into a plurality of bit streams;
a modulator configured to perform time division modulation or frequency division modulation on each of the plurality of bit streams; and
a summer configured to sum the plurality of bit streams into a single transmit signal.
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0 Petitions
Accused Products
Abstract
A method of communicating over a wideband communication channel divided into a plurality of sub-channels comprises dividing a single serial message intended for one of the plurality of communication devices into a plurality of parallel messages, encoding each of the plurality of parallel messages onto at least some of the plurality of sub-channels, and transmitting the encoded plurality of parallel messages to the communication device over the wideband communication channel. This Abstract is provided for the sole purpose of complying with the Abstract requirement rules that allow a reader to quickly ascertain the subject matter of the disclosure contained herein. This Abstract is submitted with the explicit understanding that it will not be used to interpret or to limit the scope or the meaning of the claims.
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Citations
25 Claims
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1. A transmitter, comprising:
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a serial-to-parallel transformer configured to transform a single serial bit stream comprising messages for a plurality of communication device into a plurality of bit streams;
a modulator configured to perform time division modulation or frequency division modulation on each of the plurality of bit streams; and
a summer configured to sum the plurality of bit streams into a single transmit signal. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A transmitter, comprising:
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a serial-to-parallel transformer configured to transform a single serial bit stream with an overall data rate into a plurality of bit streams;
a modulator configured to perform time division modulation or frequency division modulation on each of the plurality of bit streams;
a rate controller configured to adjust the overall data rate; and
a summer configured to sum the plurality of bit streams into a single transmit signal. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A transmitter, comprising:
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a serial-to-parallel transformer configured to transform a single serial bit stream into a plurality of bit streams;
a modulator configured to perform time division modulation or frequency division modulation on each of the plurality of bit streams;
a frequency encoder configured to encode information from more than one of the plurality of bit streams onto each of a plurality of frequencies corresponding to a plurality of sub-channels; and
a summer configured to sum the plurality of bit streams into a single transmit signal. - View Dependent Claims (14)
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15. A transmitter, comprising:
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a serial-to-parallel transformer configured to transform a single serial bit stream with an overall data rate into a plurality of bit streams;
a modulator configured to perform time division modulation or frequency division modulation on each of the plurality of bit streams;
a rate controller configured to adjust the overall data rate, and a frequency encoder configured to encode information from more than one of the plurality of bit streams onto each of a plurality of frequencies corresponding to a plurality of sub-channels; and
a summer configured to sum the plurality of bit streams into a single transmit signal. - View Dependent Claims (16, 17, 18)
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19. A receiver, comprising:
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a RF receiver configured to receive a transmit signal comprising a plurality of bit streams, each bit stream comprising a frequency offset;
a frequency shifter configured to shift the frequency of each of the plurality of bit streams so as to remove the corresponding frequency offset;
a filter configured to filter each of plurality of bit streams so as to apply a correct pulse shaping to each of the plurality of bit streams;
an equalizer configured to perform equalization on each of the plurality of bit streams; and
a parallel-to-serial transformer configured transform the plurality of bit streams into a single serial bit stream. - View Dependent Claims (20, 21, 22, 23, 24, 25)
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Specification