Radio Data System

https://fr.wikipedia.org/wiki/Radio_Data_System

http://www.2wcom.com/fileadmin/redaktion/dokumente/Company/RDS_Basics.pdf

=Receivers=
 * https://www.silabs.com/Support%20Documents/Software/Si4706_49_Presentation.pdf
 * SparkFun FM Tuner Evaluation Board - Si4703
 * SparkFun FM Tuner Basic Breakout - Si4703

=Transmitter=
 * https://learn.adafruit.com/adafruit-si4713-fm-radio-transmitter-with-rds-rdbs-support/overview