Pulse transmission transceiver architecture for low power communications
First Claim
1. A method of pulse transmission communications, comprising:
- generating a pulse-signal waveform;
transforming said pulse-signal waveform into at least one higher-order derivative waveform; and
transmitting said at least one higher-order derivative waveform as an emitted pulse.
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Abstract
Systems and methods for pulse-transmission low-power communication modes are disclosed. A method of pulse transmission communications includes: generating a modulated pulse signal waveform; transforming said modulated pulse signal waveform into at least one higher-order derivative waveform; and transmitting said at least one higher-order derivative waveform as an emitted pulse. The systems and methods significantly reduce lower-frequency emissions from pulse transmission spread-spectrum communication modes, which reduces potentially harmful interference to existing radio frequency services and users and also simultaneously permit transmission of multiple data bits by utilizing specific pulse shapes.
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Citations
83 Claims
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1. A method of pulse transmission communications, comprising:
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generating a pulse-signal waveform;
transforming said pulse-signal waveform into at least one higher-order derivative waveform; and
transmitting said at least one higher-order derivative waveform as an emitted pulse. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24, 25, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 60, 61, 62, 63, 64, 65, 66, 67, 68, 70, 71, 72, 73, 74, 75)
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17. An electromagnetic waveform, comprising:
- an emitted pulse that is produced from at least one higher-order derivative waveform of a pulse-signal waveform.
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26. A pulse transmission transmitter, comprising:
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a clock;
a trigger signal generator coupled to said clock;
at least one higher-order derivative pulse generator coupled to said trigger signal generator;
a selector circuit coupled to said at least one higher-order derivative pulse generator; and
an output-interface device coupled to said at least one higher-order derivative pulse generator.
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45. A pulse transmission receiver, comprising:
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a front-end amplification/processing circuit;
a synchronization circuit coupled to said front-end amplification/processing circuit;
a clock coupled to said synchronization circuit;
a trigger signal generator coupled to said clock; and
at least one higher-order derivative pulse generator coupled to said trigger signal generator.
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59. A method of pulse transmission communications, comprising:
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generating a pulse position modulated signal waveform;
transforming said pulse position modulated signal waveform into at least one higher-order derivative waveform; and
transmitting said at least one higher-order derivative waveform as an emitted pulse.
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69. An electromagnetic waveform, comprising:
- an emitted pulse that is produced from at least one higher-order derivative waveform of a pulse position modulated signal waveform.
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76. A pulse transmission transmitter, comprising:
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a clock;
a pseudorandom polynomial generator coupled to said clock, said pseudorandom polynomial generator having a polynomial load input;
an exclusive-OR gate coupled to said pseudorandom polynomial generator, said exclusive-OR gate having a serial data input;
a programmable delay circuit coupled to both said clock and said exclusive-OR gate;
a pulse generator coupled to said programmable delay circuit;
a filter coupled to said pulse generator; and
an antenna coupled to said matching network. - View Dependent Claims (77, 78, 79)
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80. A pulse transmission receiver, comprising:
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a correlator;
a demodulation decoder coupled to said correlator;
a clock coupled to said demodulation decoder; and
a pseudorandom polynomial generator coupled to both said correlator and said clock. - View Dependent Claims (81, 82, 83)
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Specification