What advancement, originating in France in 1993, solved the location problem inherent in push-button accessible pedestrian signals?

Answer

Remote control capability

EO GUIDAGE invented an accessible pedestrian signal in 1993 that could be controlled by remote, allowing the signal to announce its existence and street name during the 'Don't Walk' phase, eliminating the need for visually impaired users to search for a pole.

What advancement, originating in France in 1993, solved the location problem inherent in push-button accessible pedestrian signals?
inventionSafetySignaltrafficcrosswalk