A system for generating and collecting data with a view to determining the state of a structure, the system for generating and collecting data comprising: - an acquisition system comprising devices for acquiring vibration signals, called nodes (1A, 1B, 1C), said nodes (1A, 1B, 1C) being suitable for being distributed at multiple locations of the structure, said nodes (1A, 1B, 1C) being configured to acquire vibration signals and to generate vibration data (Dvib) relating to the vibration signals acquired; - a communication gateway system (2, 2') configured to communicate with the acquisition system using a first radiocommunication protocol to transmit a signal (TL21, TL21rvl) to the acquisition system; characterized in that the communication gateway system (2, 2') is configured to communicate with the acquisition system using a second radiocommunication protocol, the energy consumption of which is higher than that of the first radiocommunication protocol, to collect the vibration data generated by the acquisition system; and the acquisition system is configured to: - receive the signal (TL21, TL21rvl) from the gateway system (2, 2'), using the first protocol, and when the signal (TL21rvl) comprises a wake-up instruction, - send the gateway system (2, 2') an activity instruction request signal according to the second protocol, - receive, from the gateway system (2, 2'), according to the second protocol, an activity instruction signal comprising an acquisition instruction, - trigger a vibration signal acquisition operation and generate vibration data (Dvib) from the vibration signals acquired; and - transmit, according to the second protocol, the vibration data (Dvib) to the gateway system (2, 2'). the system for generating and collecting data comprising: - an acquisition system comprising devices for acquiring vibration signals, called nodes (1A, 1B, 1C), said nodes (1A, 1B, 1C) being suitable for being distributed at multiple locations of the structure, said nodes (1A, 1B, 1C) being configured to acquire vibration signals and to generate vibration data (Dvib) relating to the vibration signals acquired; - a communication gateway system (2, 2') configured to communicate with the acquisition system using a first radiocommunication protocol to transmit a signal (TL21, TL21rvl) to the acquisition system; - an acquisition system comprising devices for acquiring vibration signals, called nodes (1A, 1B, 1C), said nodes (1A, 1B, 1C) being suitable for being distributed at multiple locations of the structure, said nodes (1A, 1B, 1C) being configured to acquire vibration signals and to generate vibration data (Dvib) relating to the vibration signals acquired; - a communication gateway system (2, 2') configured to communicate with the acquisition system using a first radiocommunication protocol to transmit a signal (TL21, TL21rvl) to the acquisition system; characterized in that the communication gateway system (2, 2') is configured to communicate with the acquisition system using a second radiocommunication protocol, the energy consumption of which is higher than that of the first radiocommunication protocol, to collect the vibration data generated by the acquisition system; and the acquisition system is configured to: - receive the signal (TL21, TL21rvl) from the gateway system (2, 2'), using the first protocol, and when the signal (TL21rvl) comprises a wake-up instruction, - send the gateway system (2, 2') an activity instruction request signal according to the second protocol, - receive, from the gateway system (2, 2'), according to the second protocol, an activity instruction signal comprising an acquisition instruction, - trigger a vibration signal acquisition operation and generate vibration data (Dvib) from the vibration signals acquired; and - transmit, according to the second protocol, the vibration data (Dvib) to the gateway system (2, 2'). - receive the signal (TL21, TL21rvl) from the gateway system (2, 2'), using the first protocol, and when the signal (TL21rvl) comprises a wake-up instruction, - send the gateway system (2, 2') an activity instruction request signal according to the second protocol, - receive, from the gateway system (2, 2'), according to the second protocol, an activity instruction signal comprising an acquisition instruction, - trigger a vibration signal acquisition operation and generate vibration data (Dvib) from the vibration signals acquired; and - transmit, according to the second protocol, the vibration data (Dvib) to the gateway system (2, 2').