Method and apparatus to generate a clock-based transmission
First Claim
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1. A method comprising deriving a direct sequence ultrawide bandwidth signal from a digitally produced clock signal and data.
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Abstract
A method and apparatus are disclosed to generate and/or receive ultra-wide bandwidth (UWB) pulses using a digital clock.
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Citations
25 Claims
- 1. A method comprising deriving a direct sequence ultrawide bandwidth signal from a digitally produced clock signal and data.
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8. A method comprising:
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receiving data;
producing a code based on said data using a digital clock; and
transmitting said code as a direct sequence waveform. - View Dependent Claims (9, 10, 11, 12, 13)
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14. A method comprising:
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receiving an ultrawide bandwidth signal; and
extracting data from said ultrawide bandwidth signal using a digitally produced clock signal. - View Dependent Claims (15, 16, 17)
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18. A method comprising:
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receiving an incoming signal;
multiplying said incoming signal with a template signal to produce an output signal; and
time synchronizing said output signal. - View Dependent Claims (19, 20)
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21. An apparatus comprising:
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a digital clock to produce a digital clock signal;
a modulator to modulate the clock signal with data to produce a modulated signal; and
a shaping unit to shape the modulated signal. - View Dependent Claims (22)
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23. A system comprising:
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a digital clock to produce a digital clock signal;
a modulator to modulate the clock signal with data, thereby to produce a modulated signal;
a shaping unit to shape the modulated signal; and
a dipole antenna to transmit the modulated signal. - View Dependent Claims (24, 25)
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Specification