Secure modulation and demodulation
First Claim
Patent Images
1. A transmitter for securely transmitting a signal, including:
- an input interface for receiving the signal; and
a nonlinear keying modulator configured to encrypt the signal using a nonlinear keying modulation technique.
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Abstract
A system and method are disclosed for securely transmitting and receiving a signal. A nonlinear keying modulator is used in the transmitter to encrypt the signal using a nonlinear keying modulation technique. A nonlinear keying demodulator is used in the receiver to decrypt the signal.
11 Citations
43 Claims
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1. A transmitter for securely transmitting a signal, including:
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an input interface for receiving the signal; and
a nonlinear keying modulator configured to encrypt the signal using a nonlinear keying modulation technique. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23)
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22. A receiver for decrypting a securely transmitted signal, including:
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an input interface for receiving the signal; and
a nonlinear keying demodulator configured to decrypt the signal using a nonlinear keying demodulation technique. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41)
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42. A method for securely transmitting a signal, including:
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configuring a nonlinear keying modulator;
encrypting the signal using the nonlinear keying modulation technique by the nonlinear keying modulator;
whereinthe signal is to be decrypted by a receiver.
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43. A method for securely receiving a signal, including:
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configuring a nonlinear keying demodulator;
decrypting the signal using the nonlinear keying demodulator;
whereinthe signal is encrypted by a transmitter.
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Specification