Method for transmitting additional information on transmission signals with spectrum spreading and associated system
AssigneeThales
InventorsPauline MARTIN, Thibaud CALMETTES
Life of this patent
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Abstract
A method is provided for transmitting additional information on communication or navigation signals with spectrum spreading, the additional information being coded by a value of intentional quantized degradation of the correlation of the spreading code, the degradation being coded on the spreading code by modifying at least one chip.
Claims10
A method for transmitting variable additional information items on communication or navigation signals with spectrum spreading, the additional information being coded by a variation of an intentional quantized degradation of the correlation of the spreading code, the degradation being coded on the spreading code by modifying at least one chip.
Dependencies are inferred from the claim text.