Radar wave transmit/receive device
AssigneeSTMicroelectronics S.r.l.
InventorsLaurence Moquillon, Patrice Garcia
Life of this patent
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Abstract
Device for transmitting/receiving frequency modulated type radar waves that includes: a circuit for generating radar waves which includes a voltage-controlled oscillator coupled to a circulator which is itself connected to a transmit/receive antenna; a detection circuit including a first mixer which is fed by the circulator and the voltage-controlled oscillator, wherein voltage-controlled oscillator incluing an input for injecting a signal generated by an additional circuit, the additional circuit having its input fed by the output signal of voltage-controlled oscillator and including a second mixer which is fed by two signals generated on the basis of the output signal of voltage-controlled oscillator.
Claims8
Device for transmitting/receiving frequency modulated type radar waves including:
- a circuit for generating radar waves which comprises a voltage-controlled oscillator coupled to a circulator which is itself connected to a transmit/receive antenna;
- a detection circuit comprising a first mixer suitable for being fed by said circulator and said voltage-controlled oscillator,
- and wherein voltage-controlled oscillator comprises an input for injecting a signal generated by an additional circuit, said additional circuit being suitable to have its input fed by the output signal of voltage-controlled oscillator and comprising a second mixer suitable for being fed by two signals generated on the basis of the output signal of voltage-controlled oscillator.
Dependencies are inferred from the claim text.