A vehicle braking system comprising: a brake pad comprising: a support plate; a friction pad; and a force sensor (11, 13); an electrical circuit comprising electrical terminals arranged in a zone on the brake pad, the electrical terminals configured to receive signals from the force sensor (11, 13); an electronic processor unit comprising: an analog conditioning stage configured to condition the signals from the force sensor (11, 13); and an analog to digital converter configured to convert the conditioned signals to digital signals, and a data processor configured to process data from the digital signals; and a wireless transmitter configured to transmit the data; and a power supply comprising a battery; and a thermal decoupler that physically connects the electronic processor unit to the brake pad and electrically connects the electronic processor unit to the electrical terminals, whereby the electronic processor unit is spaced apart from the brake pad; characterized that the electronic processor unit is configured to switch between an inactive state to an active state according to a switching strategy; an hardware threshold comparator being provided to provide an hardware-based wake up strategy to activate the electronic processor unit, said hardware threshold comparator comparing the input signal having a pulse configuration that is random over time received from the force sensor to a signal threshold, said electronic processor unit activating when the input signal exceeds this signal threshold and acquiring the force signal immediately after this moment. a support plate; a friction pad; and a force sensor (11, 13); an electrical circuit comprising electrical terminals arranged in a zone on the brake pad, the electrical terminals configured to receive signals from the force sensor (11, 13); an electronic processor unit comprising: an analog conditioning stage configured to condition the signals from the force sensor (11, 13); and an analog to digital converter configured to convert the conditioned signals to digital signals, and a data processor configured to process data from the digital signals; and a wireless transmitter configured to transmit the data; and a power supply comprising a battery; and a thermal decoupler that physically connects the electronic processor unit to the brake pad and electrically connects the electronic processor unit to the electrical terminals, whereby the electronic processor unit is spaced apart from the brake pad; characterized that the electronic processor unit is configured to switch between an inactive state to an active state according to a switching strategy; an hardware threshold comparator being provided to provide an hardware-based wake up strategy to activate the electronic processor unit, said hardware threshold comparator comparing the input signal having a pulse configuration that is random over time received from the force sensor to a signal threshold, said electronic processor unit activating when the input signal exceeds this signal threshold and acquiring the force signal immediately after this moment. an analog conditioning stage configured to condition the signals from the force sensor (11, 13); and an analog to digital converter configured to convert the conditioned signals to digital signals, and a data processor configured to process data from the digital signals; and a wireless transmitter configured to transmit the data; and a power supply comprising a battery; and a thermal decoupler that physically connects the electronic processor unit to the brake pad and electrically connects the electronic processor unit to the electrical terminals, whereby the electronic processor unit is spaced apart from the brake pad; characterized that the electronic processor unit is configured to switch between an inactive state to an active state according to a switching strategy; an hardware threshold comparator being provided to provide an hardware-based wake up strategy to activate the electronic processor unit, said hardware threshold comparator comparing the input signal having a pulse configuration that is random over time received from the force sensor to a signal threshold, said electronic processor unit activating when the input signal exceeds this signal threshold and acquiring the force signal immediately after this moment.