A method for detecting at least one radar in an environment, the method being implemented by a device comprising a computing unit and an antenna array comprising at least one antenna capable of performing acquisitions of the environment in the form of acquisition signals and of receiving and transmitting the acquisition signals in digital form to the computing unit , the computing unit being able to perform processes on digitized signals , the method comprising the following various steps: - Receiving and digitizing the acquisition signals in the form of digitized signals and transmitting the digitized signals to the computing unit ; - Chopping the digitized signals into pulses , characterizing each pulse in order to obtain primary characteristics and secondary characteristics , the primary characteristics being selected from at least the group consisting of the following characteristics: pulse frequency, pulse duration, pulse level, pulse arrival direction, and internal pulse modulation, the secondary characteristics comprising the pulse time ; - Grouping the pulses into pulse blocks ; - For each pulse block : ∘ Grouping the pulses based on their primary characteristics in order to produce primary groups ; • For each primary group : ∘ Calculating primary characteristics of primary groups by averaging the values of the primary characteristics of the pulses grouped into the primary group ; • Grouping the primary groups based on the primary characteristics of primary groups in order to produce secondary groups ; • Grouping the secondary groups based on secondary characteristics of the pulses grouped into each secondary group in order to produce tertiary groups ; • Detecting at least one radar , each tertiary group being considered a radar or a radar mode . - Receiving and digitizing the acquisition signals in the form of digitized signals and transmitting the digitized signals to the computing unit ; - Chopping the digitized signals into pulses , characterizing each pulse in order to obtain primary characteristics and secondary characteristics , the primary characteristics being selected from at least the group consisting of the following characteristics: pulse frequency, pulse duration, pulse level, pulse arrival direction, and internal pulse modulation, the secondary characteristics comprising the pulse time ; - Grouping the pulses into pulse blocks ; - For each pulse block : ∘ Grouping the pulses based on their primary characteristics in order to produce primary groups ; • For each primary group : ∘ Calculating primary characteristics of primary groups by averaging the values of the primary characteristics of the pulses grouped into the primary group ; • Grouping the primary groups based on the primary characteristics of primary groups in order to produce secondary groups ; • Grouping the secondary groups based on secondary characteristics of the pulses grouped into each secondary group in order to produce tertiary groups ; • Detecting at least one radar , each tertiary group being considered a radar or a radar mode . • For each primary group : ∘ Calculating primary characteristics of primary groups by averaging the values of the primary characteristics of the pulses grouped into the primary group ; • Grouping the primary groups based on the primary characteristics of primary groups in order to produce secondary groups ; • Grouping the secondary groups based on secondary characteristics of the pulses grouped into each secondary group in order to produce tertiary groups ; • Detecting at least one radar , each tertiary group being considered a radar or a radar mode . <EOS>